#include "portals.h"
#include "image.h"
-#define R_SHADOW_SHADOWMAP_NUMCUBEMAPS 8
-
extern void R_Shadow_EditLights_Init(void);
typedef enum r_shadow_rendermode_e
R_SHADOW_RENDERMODE_ZFAIL_SEPARATESTENCIL,
R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE,
R_SHADOW_RENDERMODE_LIGHT_VERTEX,
- R_SHADOW_RENDERMODE_LIGHT_DOT3,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN,
R_SHADOW_RENDERMODE_LIGHT_GLSL,
R_SHADOW_RENDERMODE_VISIBLEVOLUMES,
R_SHADOW_RENDERMODE_VISIBLELIGHTING,
- R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE,
R_SHADOW_RENDERMODE_SHADOWMAP2D,
+ R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE,
R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE,
}
r_shadow_rendermode_t;
+typedef enum r_shadow_shadowmode_e
+{
+ R_SHADOW_SHADOWMODE_STENCIL,
+ R_SHADOW_SHADOWMODE_SHADOWMAP2D,
+ R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE,
+ R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE
+}
+r_shadow_shadowmode_t;
+
r_shadow_rendermode_t r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
r_shadow_rendermode_t r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_NONE;
r_shadow_rendermode_t r_shadow_shadowingrendermode_zpass = R_SHADOW_RENDERMODE_NONE;
qboolean r_shadow_usingshadowmaprect;
qboolean r_shadow_usingshadowmap2d;
qboolean r_shadow_usingshadowmapcube;
-float r_shadow_shadowmap_texturescale[4];
+int r_shadow_shadowmapside;
+float r_shadow_shadowmap_texturescale[2];
float r_shadow_shadowmap_parameters[4];
+#if 0
int r_shadow_drawbuffer;
int r_shadow_readbuffer;
+#endif
+int r_shadow_cullface_front, r_shadow_cullface_back;
GLuint r_shadow_fborectangle;
-GLuint r_shadow_fbocubeside[R_SHADOW_SHADOWMAP_NUMCUBEMAPS][6];
+GLuint r_shadow_fbocubeside[R_SHADOW_SHADOWMAP_NUMCUBEMAPS];
GLuint r_shadow_fbo2d;
-int r_shadow_shadowmode;
+r_shadow_shadowmode_t r_shadow_shadowmode;
+int r_shadow_shadowmapfilterquality;
+int r_shadow_shadowmaptexturetype;
+int r_shadow_shadowmapdepthbits;
int r_shadow_shadowmapmaxsize;
-int r_shadow_shadowmapfilter;
+qboolean r_shadow_shadowmapvsdct;
+qboolean r_shadow_shadowmapsampler;
+int r_shadow_shadowmappcf;
int r_shadow_shadowmapborder;
int r_shadow_lightscissor[4];
+qboolean r_shadow_usingdeferredprepass;
int maxshadowtriangles;
int *shadowelements;
int *shadowmarklist;
int shadowmarkcount;
+int maxshadowsides;
+int numshadowsides;
+unsigned char *shadowsides;
+int *shadowsideslist;
+
int maxvertexupdate;
int *vertexupdate;
int *vertexremap;
int r_shadow_buffer_numsurfacepvsbytes;
unsigned char *r_shadow_buffer_surfacepvs;
int *r_shadow_buffer_surfacelist;
+unsigned char *r_shadow_buffer_surfacesides;
int r_shadow_buffer_numshadowtrispvsbytes;
unsigned char *r_shadow_buffer_shadowtrispvs;
rtexture_t *r_shadow_attenuationgradienttexture;
rtexture_t *r_shadow_attenuation2dtexture;
rtexture_t *r_shadow_attenuation3dtexture;
-rtexture_t *r_shadow_lightcorona;
+skinframe_t *r_shadow_lightcorona;
rtexture_t *r_shadow_shadowmaprectangletexture;
rtexture_t *r_shadow_shadowmap2dtexture;
rtexture_t *r_shadow_shadowmapcubetexture[R_SHADOW_SHADOWMAP_NUMCUBEMAPS];
-rtexture_t *r_shadow_shadowmapcubeprojectiontexture[R_SHADOW_SHADOWMAP_NUMCUBEMAPS];
+rtexture_t *r_shadow_shadowmapvsdcttexture;
int r_shadow_shadowmapsize; // changes for each light based on distance
int r_shadow_shadowmaplod; // changes for each light based on distance
+GLuint r_shadow_prepassgeometryfbo;
+GLuint r_shadow_prepasslightingfbo;
+int r_shadow_prepass_width;
+int r_shadow_prepass_height;
+rtexture_t *r_shadow_prepassgeometrydepthtexture;
+rtexture_t *r_shadow_prepassgeometrynormalmaptexture;
+rtexture_t *r_shadow_prepasslightingdiffusetexture;
+rtexture_t *r_shadow_prepasslightingspeculartexture;
+
// lights are reloaded when this changes
char r_shadow_mapname[MAX_QPATH];
// used only for light filters (cubemaps)
rtexturepool_t *r_shadow_filters_texturepool;
+static const GLenum r_shadow_prepasslightingdrawbuffers[2] = {GL_COLOR_ATTACHMENT0_EXT, GL_COLOR_ATTACHMENT1_EXT};
+
cvar_t r_shadow_bumpscale_basetexture = {0, "r_shadow_bumpscale_basetexture", "0", "generate fake bumpmaps from diffuse textures at this bumpyness, try 4 to match tenebrae, higher values increase depth, requires r_restart to take effect"};
cvar_t r_shadow_bumpscale_bumpmap = {0, "r_shadow_bumpscale_bumpmap", "4", "what magnitude to interpret _bump.tga textures as, higher values increase depth, requires r_restart to take effect"};
cvar_t r_shadow_debuglight = {0, "r_shadow_debuglight", "-1", "renders only one light, for level design purposes or debugging"};
+cvar_t r_shadow_deferred = {CVAR_SAVE, "r_shadow_deferred", "0", "uses image-based lighting instead of geometry-based lighting, the method used renders a depth image and a normalmap image, renders lights into separate diffuse and specular images, and then combines this into the normal rendering, requires r_shadow_shadowmapping"};
+cvar_t r_shadow_deferred_8bitrange = {CVAR_SAVE, "r_shadow_deferred_8bitrange", "2", "dynamic range of image-based lighting when using 32bit color (does not apply to fp)"};
+//cvar_t r_shadow_deferred_fp = {CVAR_SAVE, "r_shadow_deferred_fp", "0", "use 16bit (1) or 32bit (2) floating point for accumulation of image-based lighting"};
cvar_t r_shadow_usenormalmap = {CVAR_SAVE, "r_shadow_usenormalmap", "1", "enables use of directional shading on lights"};
cvar_t r_shadow_gloss = {CVAR_SAVE, "r_shadow_gloss", "1", "0 disables gloss (specularity) rendering, 1 uses gloss if textures are found, 2 forces a flat metallic specular effect on everything without textures (similar to tenebrae)"};
cvar_t r_shadow_gloss2intensity = {0, "r_shadow_gloss2intensity", "0.125", "how bright the forced flat gloss should look if r_shadow_gloss is 2"};
cvar_t r_shadow_glossintensity = {0, "r_shadow_glossintensity", "1", "how bright textured glossmaps should look if r_shadow_gloss is 1 or 2"};
cvar_t r_shadow_glossexponent = {0, "r_shadow_glossexponent", "32", "how 'sharp' the gloss should appear (specular power)"};
+cvar_t r_shadow_gloss2exponent = {0, "r_shadow_gloss2exponent", "32", "same as r_shadow_glossexponent but for forced gloss (gloss 2) surfaces"};
cvar_t r_shadow_glossexact = {0, "r_shadow_glossexact", "0", "use exact reflection math for gloss (slightly slower, but should look a tad better)"};
cvar_t r_shadow_lightattenuationdividebias = {0, "r_shadow_lightattenuationdividebias", "1", "changes attenuation texture generation"};
cvar_t r_shadow_lightattenuationlinearscale = {0, "r_shadow_lightattenuationlinearscale", "2", "changes attenuation texture generation"};
cvar_t r_shadow_lightintensityscale = {0, "r_shadow_lightintensityscale", "1", "renders all world lights brighter or darker"};
cvar_t r_shadow_lightradiusscale = {0, "r_shadow_lightradiusscale", "1", "renders all world lights larger or smaller"};
-cvar_t r_shadow_portallight = {0, "r_shadow_portallight", "1", "use portal culling to exactly determine lit triangles when compiling world lights"};
-cvar_t r_shadow_projectdistance = {0, "r_shadow_projectdistance", "1000000", "how far to cast shadows"};
+cvar_t r_shadow_projectdistance = {0, "r_shadow_projectdistance", "0", "how far to cast shadows"};
cvar_t r_shadow_frontsidecasting = {0, "r_shadow_frontsidecasting", "1", "whether to cast shadows from illuminated triangles (front side of model) or unlit triangles (back side of model)"};
cvar_t r_shadow_realtime_dlight = {CVAR_SAVE, "r_shadow_realtime_dlight", "1", "enables rendering of dynamic lights such as explosions and rocket light"};
cvar_t r_shadow_realtime_dlight_shadows = {CVAR_SAVE, "r_shadow_realtime_dlight_shadows", "1", "enables rendering of shadows from dynamic lights"};
cvar_t r_shadow_realtime_world_shadows = {CVAR_SAVE, "r_shadow_realtime_world_shadows", "1", "enables rendering of shadows from world lights"};
cvar_t r_shadow_realtime_world_compile = {0, "r_shadow_realtime_world_compile", "1", "enables compilation of world lights for higher performance rendering"};
cvar_t r_shadow_realtime_world_compileshadow = {0, "r_shadow_realtime_world_compileshadow", "1", "enables compilation of shadows from world lights for higher performance rendering"};
-cvar_t r_shadow_realtime_world_compilesvbsp = {0, "r_shadow_realtime_world_compilesvbsp", "1", "enables svbsp optimization during compilation"};
-cvar_t r_shadow_realtime_world_compileportalculling = {0, "r_shadow_realtime_world_compileportalculling", "1", "enables portal-based culling optimization during compilation"};
+cvar_t r_shadow_realtime_world_compilesvbsp = {0, "r_shadow_realtime_world_compilesvbsp", "1", "enables svbsp optimization during compilation (slower than compileportalculling but more exact)"};
+cvar_t r_shadow_realtime_world_compileportalculling = {0, "r_shadow_realtime_world_compileportalculling", "0", "enables portal-based culling optimization during compilation (overrides compilesvbsp)"};
cvar_t r_shadow_scissor = {0, "r_shadow_scissor", "1", "use scissor optimization of light rendering (restricts rendering to the portion of the screen affected by the light)"};
cvar_t r_shadow_shadowmapping = {CVAR_SAVE, "r_shadow_shadowmapping", "0", "enables use of shadowmapping (depth texture sampling) instead of stencil shadow volumes, requires gl_fbo 1"};
-cvar_t r_shadow_shadowmapping_filterquality = {CVAR_SAVE, "r_shadow_shadowmapping_filterquality", "0", "shadowmap filter modes: 0 = no filtering, 1 = bilinear, 2 = bilinear small blur (fast), 3 = bilinear large blur (slow)"};
+cvar_t r_shadow_shadowmapping_texturetype = {CVAR_SAVE, "r_shadow_shadowmapping_texturetype", "-1", "shadowmap texture types: -1 = auto-select, 0 = 2D, 1 = rectangle, 2 = cubemap"};
+cvar_t r_shadow_shadowmapping_filterquality = {CVAR_SAVE, "r_shadow_shadowmapping_filterquality", "-1", "shadowmap filter modes: -1 = auto-select, 0 = no filtering, 1 = bilinear, 2 = bilinear 2x2 blur (fast), 3 = 3x3 blur (moderate), 4 = 4x4 blur (slow)"};
+cvar_t r_shadow_shadowmapping_depthbits = {CVAR_SAVE, "r_shadow_shadowmapping_depthbits", "24", "requested minimum shadowmap texture depth bits"};
+cvar_t r_shadow_shadowmapping_vsdct = {CVAR_SAVE, "r_shadow_shadowmapping_vsdct", "1", "enables use of virtual shadow depth cube texture"};
cvar_t r_shadow_shadowmapping_minsize = {CVAR_SAVE, "r_shadow_shadowmapping_minsize", "32", "shadowmap size limit"};
cvar_t r_shadow_shadowmapping_maxsize = {CVAR_SAVE, "r_shadow_shadowmapping_maxsize", "512", "shadowmap size limit"};
-cvar_t r_shadow_shadowmapping_lod_bias = {CVAR_SAVE, "r_shadow_shadowmapping_lod_bias", "16", "shadowmap size bias"};
-cvar_t r_shadow_shadowmapping_lod_scale = {CVAR_SAVE, "r_shadow_shadowmapping_lod_scale", "128", "shadowmap size scaling parameter"};
+cvar_t r_shadow_shadowmapping_precision = {CVAR_SAVE, "r_shadow_shadowmapping_precision", "1", "makes shadowmaps have a maximum resolution of this number of pixels per light source radius unit such that, for example, at precision 0.5 a light with radius 200 will have a maximum resolution of 100 pixels"};
+//cvar_t r_shadow_shadowmapping_lod_bias = {CVAR_SAVE, "r_shadow_shadowmapping_lod_bias", "16", "shadowmap size bias"};
+//cvar_t r_shadow_shadowmapping_lod_scale = {CVAR_SAVE, "r_shadow_shadowmapping_lod_scale", "128", "shadowmap size scaling parameter"};
cvar_t r_shadow_shadowmapping_bordersize = {CVAR_SAVE, "r_shadow_shadowmapping_bordersize", "4", "shadowmap size bias for filtering"};
cvar_t r_shadow_shadowmapping_nearclip = {CVAR_SAVE, "r_shadow_shadowmapping_nearclip", "1", "shadowmap nearclip in world units"};
cvar_t r_shadow_shadowmapping_bias = {CVAR_SAVE, "r_shadow_shadowmapping_bias", "0.03", "shadowmap bias parameter (this is multiplied by nearclip * 1024 / lodsize)"};
-cvar_t r_shadow_culltriangles = {0, "r_shadow_culltriangles", "1", "performs more expensive tests to remove unnecessary triangles of lit surfaces"};
+cvar_t r_shadow_shadowmapping_polygonfactor = {CVAR_SAVE, "r_shadow_shadowmapping_polygonfactor", "2", "slope-dependent shadowmapping bias"};
+cvar_t r_shadow_shadowmapping_polygonoffset = {CVAR_SAVE, "r_shadow_shadowmapping_polygonoffset", "0", "constant shadowmapping bias"};
cvar_t r_shadow_polygonfactor = {0, "r_shadow_polygonfactor", "0", "how much to enlarge shadow volume polygons when rendering (should be 0!)"};
cvar_t r_shadow_polygonoffset = {0, "r_shadow_polygonoffset", "1", "how much to push shadow volumes into the distance when rendering, to reduce chances of zfighting artifacts (should not be less than 0)"};
-cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1", "use 3D voxel textures for spherical attenuation rather than cylindrical (does not affect r_glsl lighting)"};
+cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1", "use 3D voxel textures for spherical attenuation rather than cylindrical (does not affect OpenGL 2.0 render path)"};
cvar_t r_coronas = {CVAR_SAVE, "r_coronas", "1", "brightness of corona flare effects around certain lights, 0 disables corona effects"};
cvar_t r_coronas_occlusionsizescale = {CVAR_SAVE, "r_coronas_occlusionsizescale", "0.1", "size of light source for corona occlusion checksm the proportion of hidden pixels controls corona intensity"};
cvar_t r_coronas_occlusionquery = {CVAR_SAVE, "r_coronas_occlusionquery", "1", "use GL_ARB_occlusion_query extension if supported (fades coronas according to visibility)"};
}
cubemapinfo_t;
-#define MAX_CUBEMAPS 256
static int numcubemaps;
static cubemapinfo_t cubemaps[MAX_CUBEMAPS];
void R_Shadow_ValidateCvars(void);
static void R_Shadow_MakeTextures(void);
-// VorteX: custom editor light sprites
#define EDLIGHTSPRSIZE 8
-cachepic_t *r_editlights_sprcursor;
-cachepic_t *r_editlights_sprlight;
-cachepic_t *r_editlights_sprnoshadowlight;
-cachepic_t *r_editlights_sprcubemaplight;
-cachepic_t *r_editlights_sprcubemapnoshadowlight;
-cachepic_t *r_editlights_sprselection;
+skinframe_t *r_editlights_sprcursor;
+skinframe_t *r_editlights_sprlight;
+skinframe_t *r_editlights_sprnoshadowlight;
+skinframe_t *r_editlights_sprcubemaplight;
+skinframe_t *r_editlights_sprcubemapnoshadowlight;
+skinframe_t *r_editlights_sprselection;
+
+void R_Shadow_SetShadowMode(void)
+{
+ r_shadow_shadowmapmaxsize = bound(1, r_shadow_shadowmapping_maxsize.integer, (int)vid.maxtexturesize_2d / 4);
+ r_shadow_shadowmapvsdct = r_shadow_shadowmapping_vsdct.integer != 0;
+ r_shadow_shadowmapfilterquality = r_shadow_shadowmapping_filterquality.integer;
+ r_shadow_shadowmaptexturetype = r_shadow_shadowmapping_texturetype.integer;
+ r_shadow_shadowmapdepthbits = r_shadow_shadowmapping_depthbits.integer;
+ r_shadow_shadowmapborder = bound(0, r_shadow_shadowmapping_bordersize.integer, 16);
+ r_shadow_shadowmaplod = -1;
+ r_shadow_shadowmapsize = 0;
+ r_shadow_shadowmapsampler = false;
+ r_shadow_shadowmappcf = 0;
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_STENCIL;
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
+ if ((r_shadow_shadowmapping.integer || r_shadow_deferred.integer) && vid.support.ext_framebuffer_object)
+ {
+ if(r_shadow_shadowmapfilterquality < 0)
+ {
+ if(strstr(gl_vendor, "NVIDIA"))
+ {
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ r_shadow_shadowmappcf = 1;
+ }
+ else if(vid.support.amd_texture_texture4 || vid.support.arb_texture_gather)
+ r_shadow_shadowmappcf = 1;
+ else if(strstr(gl_vendor, "ATI"))
+ r_shadow_shadowmappcf = 1;
+ else
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ }
+ else
+ {
+ switch (r_shadow_shadowmapfilterquality)
+ {
+ case 1:
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ break;
+ case 2:
+ r_shadow_shadowmapsampler = vid.support.arb_shadow;
+ r_shadow_shadowmappcf = 1;
+ break;
+ case 3:
+ r_shadow_shadowmappcf = 1;
+ break;
+ case 4:
+ r_shadow_shadowmappcf = 2;
+ break;
+ }
+ }
+ switch (r_shadow_shadowmaptexturetype)
+ {
+ case 0:
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
+ break;
+ case 1:
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE;
+ break;
+ case 2:
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE;
+ break;
+ default:
+ if((vid.support.amd_texture_texture4 || vid.support.arb_texture_gather) && r_shadow_shadowmappcf && !r_shadow_shadowmapsampler)
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
+ else if(vid.support.arb_texture_rectangle)
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE;
+ else
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_SHADOWMAP2D;
+ break;
+ }
+ }
+ break;
+ case RENDERPATH_GL13:
+ break;
+ case RENDERPATH_GL11:
+ break;
+ }
+}
void R_Shadow_FreeShadowMaps(void)
{
int i;
- r_shadow_shadowmapmaxsize = bound(1, r_shadow_shadowmapping_maxsize.integer, 2048);
- r_shadow_shadowmode = r_shadow_shadowmapping.integer;
- r_shadow_shadowmapfilter = r_shadow_shadowmapping_filterquality.integer;
- r_shadow_shadowmapborder = bound(0, r_shadow_shadowmapping_bordersize.integer, 16);
- r_shadow_shadowmaplod = -1;
+ R_Shadow_SetShadowMode();
+
+ if (!vid.support.ext_framebuffer_object || !vid.support.arb_fragment_shader)
+ return;
CHECKGLERROR
+
if (r_shadow_fborectangle)
- qglDeleteFramebuffersEXT(1, &r_shadow_fborectangle);
+ qglDeleteFramebuffersEXT(1, &r_shadow_fborectangle);CHECKGLERROR
r_shadow_fborectangle = 0;
- CHECKGLERROR
if (r_shadow_fbo2d)
- qglDeleteFramebuffersEXT(1, &r_shadow_fbo2d);
+ qglDeleteFramebuffersEXT(1, &r_shadow_fbo2d);CHECKGLERROR
r_shadow_fbo2d = 0;
- CHECKGLERROR
for (i = 0;i < R_SHADOW_SHADOWMAP_NUMCUBEMAPS;i++)
- if (r_shadow_fbocubeside[i][0])
- qglDeleteFramebuffersEXT(6, r_shadow_fbocubeside[i]);
+ if (r_shadow_fbocubeside[i])
+ qglDeleteFramebuffersEXT(1, &r_shadow_fbocubeside[i]);CHECKGLERROR
memset(r_shadow_fbocubeside, 0, sizeof(r_shadow_fbocubeside));
- CHECKGLERROR
if (r_shadow_shadowmaprectangletexture)
R_FreeTexture(r_shadow_shadowmaprectangletexture);
R_FreeTexture(r_shadow_shadowmapcubetexture[i]);
memset(r_shadow_shadowmapcubetexture, 0, sizeof(r_shadow_shadowmapcubetexture));
- for (i = 0;i < R_SHADOW_SHADOWMAP_NUMCUBEMAPS;i++)
- if (r_shadow_shadowmapcubeprojectiontexture[i])
- R_FreeTexture(r_shadow_shadowmapcubeprojectiontexture[i]);
- memset(r_shadow_shadowmapcubeprojectiontexture, 0, sizeof(r_shadow_shadowmapcubeprojectiontexture));
+ if (r_shadow_shadowmapvsdcttexture)
+ R_FreeTexture(r_shadow_shadowmapvsdcttexture);
+ r_shadow_shadowmapvsdcttexture = NULL;
CHECKGLERROR
}
r_shadow_attenuationgradienttexture = NULL;
r_shadow_attenuation2dtexture = NULL;
r_shadow_attenuation3dtexture = NULL;
- r_shadow_shadowmode = 0;
+ r_shadow_shadowmode = R_SHADOW_SHADOWMODE_STENCIL;
r_shadow_shadowmaprectangletexture = NULL;
r_shadow_shadowmap2dtexture = NULL;
memset(r_shadow_shadowmapcubetexture, 0, sizeof(r_shadow_shadowmapcubetexture));
- memset(r_shadow_shadowmapcubeprojectiontexture, 0, sizeof(r_shadow_shadowmapcubeprojectiontexture));
+ r_shadow_shadowmapvsdcttexture = NULL;
r_shadow_shadowmapmaxsize = 0;
r_shadow_shadowmapsize = 0;
r_shadow_shadowmaplod = 0;
- r_shadow_shadowmapfilter = 0;
+ r_shadow_shadowmapfilterquality = -1;
+ r_shadow_shadowmaptexturetype = -1;
+ r_shadow_shadowmapdepthbits = 0;
+ r_shadow_shadowmapvsdct = false;
+ r_shadow_shadowmapsampler = false;
+ r_shadow_shadowmappcf = 0;
r_shadow_fborectangle = 0;
r_shadow_fbo2d = 0;
memset(r_shadow_fbocubeside, 0, sizeof(r_shadow_fbocubeside));
shadowmark = NULL;
shadowmarklist = NULL;
shadowmarkcount = 0;
+ maxshadowsides = 0;
+ numshadowsides = 0;
+ shadowsides = NULL;
+ shadowsideslist = NULL;
r_shadow_buffer_numleafpvsbytes = 0;
r_shadow_buffer_visitingleafpvs = NULL;
r_shadow_buffer_leafpvs = NULL;
r_shadow_buffer_numsurfacepvsbytes = 0;
r_shadow_buffer_surfacepvs = NULL;
r_shadow_buffer_surfacelist = NULL;
+ r_shadow_buffer_surfacesides = NULL;
r_shadow_buffer_numshadowtrispvsbytes = 0;
r_shadow_buffer_shadowtrispvs = NULL;
r_shadow_buffer_numlighttrispvsbytes = 0;
r_shadow_buffer_lighttrispvs = NULL;
+
+ r_shadow_usingdeferredprepass = false;
+ r_shadow_prepass_width = r_shadow_prepass_height = 0;
}
+static void R_Shadow_FreeDeferred(void);
void r_shadow_shutdown(void)
{
CHECKGLERROR
R_Shadow_FreeShadowMaps();
+ r_shadow_usingdeferredprepass = false;
+ if (r_shadow_prepass_width)
+ R_Shadow_FreeDeferred();
+ r_shadow_prepass_width = r_shadow_prepass_height = 0;
+
CHECKGLERROR
numcubemaps = 0;
r_shadow_attenuationgradienttexture = NULL;
Mem_Free(shadowmarklist);
shadowmarklist = NULL;
shadowmarkcount = 0;
+ maxshadowsides = 0;
+ numshadowsides = 0;
+ if (shadowsides)
+ Mem_Free(shadowsides);
+ shadowsides = NULL;
+ if (shadowsideslist)
+ Mem_Free(shadowsideslist);
+ shadowsideslist = NULL;
r_shadow_buffer_numleafpvsbytes = 0;
if (r_shadow_buffer_visitingleafpvs)
Mem_Free(r_shadow_buffer_visitingleafpvs);
if (r_shadow_buffer_surfacelist)
Mem_Free(r_shadow_buffer_surfacelist);
r_shadow_buffer_surfacelist = NULL;
+ if (r_shadow_buffer_surfacesides)
+ Mem_Free(r_shadow_buffer_surfacesides);
+ r_shadow_buffer_surfacesides = NULL;
r_shadow_buffer_numshadowtrispvsbytes = 0;
if (r_shadow_buffer_shadowtrispvs)
Mem_Free(r_shadow_buffer_shadowtrispvs);
void r_shadow_newmap(void)
{
+ if (r_shadow_lightcorona) R_SkinFrame_MarkUsed(r_shadow_lightcorona);
+ if (r_editlights_sprcursor) R_SkinFrame_MarkUsed(r_editlights_sprcursor);
+ if (r_editlights_sprlight) R_SkinFrame_MarkUsed(r_editlights_sprlight);
+ if (r_editlights_sprnoshadowlight) R_SkinFrame_MarkUsed(r_editlights_sprnoshadowlight);
+ if (r_editlights_sprcubemaplight) R_SkinFrame_MarkUsed(r_editlights_sprcubemaplight);
+ if (r_editlights_sprcubemapnoshadowlight) R_SkinFrame_MarkUsed(r_editlights_sprcubemapnoshadowlight);
+ if (r_editlights_sprselection) R_SkinFrame_MarkUsed(r_editlights_sprselection);
if (cl.worldmodel && strncmp(cl.worldmodel->name, r_shadow_mapname, sizeof(r_shadow_mapname)))
R_Shadow_EditLights_Reload_f();
}
-void R_Shadow_Help_f(void)
-{
- Con_Printf(
-"Documentation on r_shadow system:\n"
-"Settings:\n"
-"r_shadow_bumpscale_basetexture : base texture as bumpmap with this scale\n"
-"r_shadow_bumpscale_bumpmap : depth scale for bumpmap conversion\n"
-"r_shadow_debuglight : render only this light number (-1 = all)\n"
-"r_shadow_gloss 0/1/2 : no gloss, gloss textures only, force gloss\n"
-"r_shadow_gloss2intensity : brightness of forced gloss\n"
-"r_shadow_glossintensity : brightness of textured gloss\n"
-"r_shadow_lightattenuationlinearscale : used to generate attenuation texture\n"
-"r_shadow_lightattenuationdividebias : used to generate attenuation texture\n"
-"r_shadow_lightintensityscale : scale rendering brightness of all lights\n"
-"r_shadow_lightradiusscale : scale rendering radius of all lights\n"
-"r_shadow_portallight : use portal visibility for static light precomputation\n"
-"r_shadow_projectdistance : shadow volume projection distance\n"
-"r_shadow_realtime_dlight : use high quality dynamic lights in normal mode\n"
-"r_shadow_realtime_dlight_shadows : cast shadows from dlights\n"
-"r_shadow_realtime_world : use high quality world lighting mode\n"
-"r_shadow_realtime_world_lightmaps : use lightmaps in addition to lights\n"
-"r_shadow_realtime_world_shadows : cast shadows from world lights\n"
-"r_shadow_realtime_world_compile : compile surface/visibility information\n"
-"r_shadow_realtime_world_compileshadow : compile shadow geometry\n"
-"r_shadow_scissor : use scissor optimization\n"
-"r_shadow_polygonfactor : nudge shadow volumes closer/further\n"
-"r_shadow_polygonoffset : nudge shadow volumes closer/further\n"
-"r_shadow_texture3d : use 3d attenuation texture (if hardware supports)\n"
-"r_showlighting : useful for performance testing; bright = slow!\n"
-"r_showshadowvolumes : useful for performance testing; bright = slow!\n"
-"Commands:\n"
-"r_shadow_help : this help\n"
- );
-}
-
void R_Shadow_Init(void)
{
Cvar_RegisterVariable(&r_shadow_bumpscale_basetexture);
Cvar_RegisterVariable(&r_shadow_bumpscale_bumpmap);
Cvar_RegisterVariable(&r_shadow_usenormalmap);
Cvar_RegisterVariable(&r_shadow_debuglight);
+ Cvar_RegisterVariable(&r_shadow_deferred);
+ Cvar_RegisterVariable(&r_shadow_deferred_8bitrange);
+// Cvar_RegisterVariable(&r_shadow_deferred_fp);
Cvar_RegisterVariable(&r_shadow_gloss);
Cvar_RegisterVariable(&r_shadow_gloss2intensity);
Cvar_RegisterVariable(&r_shadow_glossintensity);
Cvar_RegisterVariable(&r_shadow_glossexponent);
+ Cvar_RegisterVariable(&r_shadow_gloss2exponent);
Cvar_RegisterVariable(&r_shadow_glossexact);
Cvar_RegisterVariable(&r_shadow_lightattenuationdividebias);
Cvar_RegisterVariable(&r_shadow_lightattenuationlinearscale);
Cvar_RegisterVariable(&r_shadow_lightintensityscale);
Cvar_RegisterVariable(&r_shadow_lightradiusscale);
- Cvar_RegisterVariable(&r_shadow_portallight);
Cvar_RegisterVariable(&r_shadow_projectdistance);
Cvar_RegisterVariable(&r_shadow_frontsidecasting);
Cvar_RegisterVariable(&r_shadow_realtime_dlight);
Cvar_RegisterVariable(&r_shadow_realtime_world_compileportalculling);
Cvar_RegisterVariable(&r_shadow_scissor);
Cvar_RegisterVariable(&r_shadow_shadowmapping);
+ Cvar_RegisterVariable(&r_shadow_shadowmapping_vsdct);
+ Cvar_RegisterVariable(&r_shadow_shadowmapping_texturetype);
Cvar_RegisterVariable(&r_shadow_shadowmapping_filterquality);
+ Cvar_RegisterVariable(&r_shadow_shadowmapping_depthbits);
+ Cvar_RegisterVariable(&r_shadow_shadowmapping_precision);
Cvar_RegisterVariable(&r_shadow_shadowmapping_maxsize);
Cvar_RegisterVariable(&r_shadow_shadowmapping_minsize);
- Cvar_RegisterVariable(&r_shadow_shadowmapping_lod_bias);
- Cvar_RegisterVariable(&r_shadow_shadowmapping_lod_scale);
+// Cvar_RegisterVariable(&r_shadow_shadowmapping_lod_bias);
+// Cvar_RegisterVariable(&r_shadow_shadowmapping_lod_scale);
Cvar_RegisterVariable(&r_shadow_shadowmapping_bordersize);
Cvar_RegisterVariable(&r_shadow_shadowmapping_nearclip);
Cvar_RegisterVariable(&r_shadow_shadowmapping_bias);
- Cvar_RegisterVariable(&r_shadow_culltriangles);
+ Cvar_RegisterVariable(&r_shadow_shadowmapping_polygonfactor);
+ Cvar_RegisterVariable(&r_shadow_shadowmapping_polygonoffset);
Cvar_RegisterVariable(&r_shadow_polygonfactor);
Cvar_RegisterVariable(&r_shadow_polygonoffset);
Cvar_RegisterVariable(&r_shadow_texture3d);
Cvar_SetValue("r_shadow_gloss", 2);
Cvar_SetValue("r_shadow_bumpscale_basetexture", 4);
}
- Cmd_AddCommand("r_shadow_help", R_Shadow_Help_f, "prints documentation on console commands and variables used by realtime lighting and shadowing system");
R_Shadow_EditLights_Init();
Mem_ExpandableArray_NewArray(&r_shadow_worldlightsarray, r_main_mempool, sizeof(dlight_t), 128);
maxshadowtriangles = 0;
shadowmark = NULL;
shadowmarklist = NULL;
shadowmarkcount = 0;
+ maxshadowsides = 0;
+ numshadowsides = 0;
+ shadowsides = NULL;
+ shadowsideslist = NULL;
r_shadow_buffer_numleafpvsbytes = 0;
r_shadow_buffer_visitingleafpvs = NULL;
r_shadow_buffer_leafpvs = NULL;
r_shadow_buffer_numsurfacepvsbytes = 0;
r_shadow_buffer_surfacepvs = NULL;
r_shadow_buffer_surfacelist = NULL;
+ r_shadow_buffer_surfacesides = NULL;
r_shadow_buffer_shadowtrispvs = NULL;
r_shadow_buffer_lighttrispvs = NULL;
R_RegisterModule("R_Shadow", r_shadow_start, r_shadow_shutdown, r_shadow_newmap);
}
};
-void R_Shadow_ResizeShadowArrays(int numvertices, int numtriangles)
+void R_Shadow_ResizeShadowArrays(int numvertices, int numtriangles, int vertscale, int triscale)
{
+ numvertices = ((numvertices + 255) & ~255) * vertscale;
+ numtriangles = ((numtriangles + 255) & ~255) * triscale;
// make sure shadowelements is big enough for this volume
if (maxshadowtriangles < numtriangles)
{
maxshadowtriangles = numtriangles;
if (shadowelements)
Mem_Free(shadowelements);
- shadowelements = (int *)Mem_Alloc(r_main_mempool, maxshadowtriangles * sizeof(int[24]));
+ shadowelements = (int *)Mem_Alloc(r_main_mempool, maxshadowtriangles * sizeof(int[3]));
}
// make sure shadowvertex3f is big enough for this volume
if (maxshadowvertices < numvertices)
maxshadowvertices = numvertices;
if (shadowvertex3f)
Mem_Free(shadowvertex3f);
- shadowvertex3f = (float *)Mem_Alloc(r_main_mempool, maxshadowvertices * sizeof(float[6]));
+ shadowvertex3f = (float *)Mem_Alloc(r_main_mempool, maxshadowvertices * sizeof(float[3]));
}
}
Mem_Free(r_shadow_buffer_surfacepvs);
if (r_shadow_buffer_surfacelist)
Mem_Free(r_shadow_buffer_surfacelist);
+ if (r_shadow_buffer_surfacesides)
+ Mem_Free(r_shadow_buffer_surfacesides);
r_shadow_buffer_numsurfacepvsbytes = numsurfacepvsbytes;
r_shadow_buffer_surfacepvs = (unsigned char *)Mem_Alloc(r_main_mempool, r_shadow_buffer_numsurfacepvsbytes);
r_shadow_buffer_surfacelist = (int *)Mem_Alloc(r_main_mempool, r_shadow_buffer_numsurfacepvsbytes * 8 * sizeof(*r_shadow_buffer_surfacelist));
+ r_shadow_buffer_surfacesides = (unsigned char *)Mem_Alloc(r_main_mempool, r_shadow_buffer_numsurfacepvsbytes * 8 * sizeof(*r_shadow_buffer_surfacelist));
}
if (r_shadow_buffer_numshadowtrispvsbytes < numshadowtrispvsbytes)
{
numshadowmark = 0;
}
+void R_Shadow_PrepareShadowSides(int numtris)
+{
+ if (maxshadowsides < numtris)
+ {
+ maxshadowsides = numtris;
+ if (shadowsides)
+ Mem_Free(shadowsides);
+ if (shadowsideslist)
+ Mem_Free(shadowsideslist);
+ shadowsides = (unsigned char *)Mem_Alloc(r_main_mempool, maxshadowsides * sizeof(*shadowsides));
+ shadowsideslist = (int *)Mem_Alloc(r_main_mempool, maxshadowsides * sizeof(*shadowsideslist));
+ }
+ numshadowsides = 0;
+}
+
static int R_Shadow_ConstructShadowVolume_ZFail(int innumvertices, int innumtris, const int *inelement3i, const int *inneighbor3i, const float *invertex3f, int *outnumvertices, int *outelement3i, float *outvertex3f, const float *projectorigin, const float *projectdirection, float projectdistance, int numshadowmarktris, const int *shadowmarktris)
{
int i, j;
if (!numverts || !nummarktris)
return;
// make sure shadowelements is big enough for this volume
- if (maxshadowtriangles < nummarktris || maxshadowvertices < numverts)
- R_Shadow_ResizeShadowArrays((numverts + 255) & ~255, (nummarktris + 255) & ~255);
+ if (maxshadowtriangles < nummarktris*8 || maxshadowvertices < numverts*2)
+ R_Shadow_ResizeShadowArrays(numverts, nummarktris, 2, 8);
if (maxvertexupdate < numverts)
{
tris = R_Shadow_ConstructShadowVolume_ZFail(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, shadowvertex3f, projectorigin, projectdirection, projectdistance, nummarktris, marktris);
Mod_ShadowMesh_AddMesh(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow_zfail, NULL, NULL, NULL, shadowvertex3f, NULL, NULL, NULL, NULL, tris, shadowelements);
}
+ else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_VISIBLEVOLUMES)
+ {
+ tris = R_Shadow_ConstructShadowVolume_ZFail(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, shadowvertex3f, projectorigin, projectdirection, projectdistance, nummarktris, marktris);
+ R_Mesh_VertexPointer(shadowvertex3f, 0, 0);
+ R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, 0);
+ }
else
{
// decide which type of shadow to generate and set stencil mode
r_refdef.stats.lights_shadowtriangles += tris;
CHECKGLERROR
R_Mesh_VertexPointer(shadowvertex3f, 0, 0);
- GL_LockArrays(0, outverts);
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZPASS_STENCIL)
{
// increment stencil if frontface is infront of depthbuffer
qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
}
R_Mesh_Draw(0, outverts, 0, tris, shadowelements, NULL, 0, 0);
- GL_LockArrays(0, 0);
CHECKGLERROR
}
}
-void R_Shadow_ShadowMapFromList(int numverts, int numtris, const float *vertex3f, int vertex3f_bufferobject, int vertex3f_bufferoffset, const int *elements, int nummarktris, const int *marktris)
+int R_Shadow_CalcTriangleSideMask(const vec3_t p1, const vec3_t p2, const vec3_t p3, float bias)
{
- int i, tris = nummarktris;
- int *outelement3i;
- const int *element;
- if (!numverts || !nummarktris)
+ // p1, p2, p3 are in the cubemap's local coordinate system
+ // bias = border/(size - border)
+ int mask = 0x3F;
+
+ float dp1 = p1[0] + p1[1], dn1 = p1[0] - p1[1], ap1 = fabs(dp1), an1 = fabs(dn1),
+ dp2 = p2[0] + p2[1], dn2 = p2[0] - p2[1], ap2 = fabs(dp2), an2 = fabs(dn2),
+ dp3 = p3[0] + p3[1], dn3 = p3[0] - p3[1], ap3 = fabs(dp3), an3 = fabs(dn3);
+ if(ap1 > bias*an1 && ap2 > bias*an2 && ap3 > bias*an3)
+ mask &= (3<<4)
+ | (dp1 >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2))
+ | (dp2 >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2))
+ | (dp3 >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2));
+ if(an1 > bias*ap1 && an2 > bias*ap2 && an3 > bias*ap3)
+ mask &= (3<<4)
+ | (dn1 >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2))
+ | (dn2 >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2))
+ | (dn3 >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2));
+
+ dp1 = p1[1] + p1[2], dn1 = p1[1] - p1[2], ap1 = fabs(dp1), an1 = fabs(dn1),
+ dp2 = p2[1] + p2[2], dn2 = p2[1] - p2[2], ap2 = fabs(dp2), an2 = fabs(dn2),
+ dp3 = p3[1] + p3[2], dn3 = p3[1] - p3[2], ap3 = fabs(dp3), an3 = fabs(dn3);
+ if(ap1 > bias*an1 && ap2 > bias*an2 && ap3 > bias*an3)
+ mask &= (3<<0)
+ | (dp1 >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4))
+ | (dp2 >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4))
+ | (dp3 >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4));
+ if(an1 > bias*ap1 && an2 > bias*ap2 && an3 > bias*ap3)
+ mask &= (3<<0)
+ | (dn1 >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4))
+ | (dn2 >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4))
+ | (dn3 >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4));
+
+ dp1 = p1[2] + p1[0], dn1 = p1[2] - p1[0], ap1 = fabs(dp1), an1 = fabs(dn1),
+ dp2 = p2[2] + p2[0], dn2 = p2[2] - p2[0], ap2 = fabs(dp2), an2 = fabs(dn2),
+ dp3 = p3[2] + p3[0], dn3 = p3[2] - p3[0], ap3 = fabs(dp3), an3 = fabs(dn3);
+ if(ap1 > bias*an1 && ap2 > bias*an2 && ap3 > bias*an3)
+ mask &= (3<<2)
+ | (dp1 >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0))
+ | (dp2 >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0))
+ | (dp3 >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0));
+ if(an1 > bias*ap1 && an2 > bias*ap2 && an3 > bias*ap3)
+ mask &= (3<<2)
+ | (dn1 >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0))
+ | (dn2 >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0))
+ | (dn3 >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0));
+
+ return mask;
+}
+
+int R_Shadow_CalcBBoxSideMask(const vec3_t mins, const vec3_t maxs, const matrix4x4_t *worldtolight, const matrix4x4_t *radiustolight, float bias)
+{
+ vec3_t center, radius, lightcenter, lightradius, pmin, pmax;
+ float dp1, dn1, ap1, an1, dp2, dn2, ap2, an2;
+ int mask = 0x3F;
+
+ VectorSubtract(maxs, mins, radius);
+ VectorScale(radius, 0.5f, radius);
+ VectorAdd(mins, radius, center);
+ Matrix4x4_Transform(worldtolight, center, lightcenter);
+ Matrix4x4_Transform3x3(radiustolight, radius, lightradius);
+ VectorSubtract(lightcenter, lightradius, pmin);
+ VectorAdd(lightcenter, lightradius, pmax);
+
+ dp1 = pmax[0] + pmax[1], dn1 = pmax[0] - pmin[1], ap1 = fabs(dp1), an1 = fabs(dn1),
+ dp2 = pmin[0] + pmin[1], dn2 = pmin[0] - pmax[1], ap2 = fabs(dp2), an2 = fabs(dn2);
+ if(ap1 > bias*an1 && ap2 > bias*an2)
+ mask &= (3<<4)
+ | (dp1 >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2))
+ | (dp2 >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2));
+ if(an1 > bias*ap1 && an2 > bias*ap2)
+ mask &= (3<<4)
+ | (dn1 >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2))
+ | (dn2 >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2));
+
+ dp1 = pmax[1] + pmax[2], dn1 = pmax[1] - pmin[2], ap1 = fabs(dp1), an1 = fabs(dn1),
+ dp2 = pmin[1] + pmin[2], dn2 = pmin[1] - pmax[2], ap2 = fabs(dp2), an2 = fabs(dn2);
+ if(ap1 > bias*an1 && ap2 > bias*an2)
+ mask &= (3<<0)
+ | (dp1 >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4))
+ | (dp2 >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4));
+ if(an1 > bias*ap1 && an2 > bias*ap2)
+ mask &= (3<<0)
+ | (dn1 >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4))
+ | (dn2 >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4));
+
+ dp1 = pmax[2] + pmax[0], dn1 = pmax[2] - pmin[0], ap1 = fabs(dp1), an1 = fabs(dn1),
+ dp2 = pmin[2] + pmin[0], dn2 = pmin[2] - pmax[0], ap2 = fabs(dp2), an2 = fabs(dn2);
+ if(ap1 > bias*an1 && ap2 > bias*an2)
+ mask &= (3<<2)
+ | (dp1 >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0))
+ | (dp2 >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0));
+ if(an1 > bias*ap1 && an2 > bias*ap2)
+ mask &= (3<<2)
+ | (dn1 >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0))
+ | (dn2 >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0));
+
+ return mask;
+}
+
+#define R_Shadow_CalcEntitySideMask(ent, worldtolight, radiustolight, bias) R_Shadow_CalcBBoxSideMask((ent)->mins, (ent)->maxs, worldtolight, radiustolight, bias)
+
+int R_Shadow_CalcSphereSideMask(const vec3_t p, float radius, float bias)
+{
+ // p is in the cubemap's local coordinate system
+ // bias = border/(size - border)
+ float dxyp = p[0] + p[1], dxyn = p[0] - p[1], axyp = fabs(dxyp), axyn = fabs(dxyn);
+ float dyzp = p[1] + p[2], dyzn = p[1] - p[2], ayzp = fabs(dyzp), ayzn = fabs(dyzn);
+ float dzxp = p[2] + p[0], dzxn = p[2] - p[0], azxp = fabs(dzxp), azxn = fabs(dzxn);
+ int mask = 0x3F;
+ if(axyp > bias*axyn + radius) mask &= dxyp < 0 ? ~((1<<0)|(1<<2)) : ~((2<<0)|(2<<2));
+ if(axyn > bias*axyp + radius) mask &= dxyn < 0 ? ~((1<<0)|(2<<2)) : ~((2<<0)|(1<<2));
+ if(ayzp > bias*ayzn + radius) mask &= dyzp < 0 ? ~((1<<2)|(1<<4)) : ~((2<<2)|(2<<4));
+ if(ayzn > bias*ayzp + radius) mask &= dyzn < 0 ? ~((1<<2)|(2<<4)) : ~((2<<2)|(1<<4));
+ if(azxp > bias*azxn + radius) mask &= dzxp < 0 ? ~((1<<4)|(1<<0)) : ~((2<<4)|(2<<0));
+ if(azxn > bias*azxp + radius) mask &= dzxn < 0 ? ~((1<<4)|(2<<0)) : ~((2<<4)|(1<<0));
+ return mask;
+}
+
+int R_Shadow_CullFrustumSides(rtlight_t *rtlight, float size, float border)
+{
+ int i;
+ vec3_t p, n;
+ int sides = 0x3F, masks[6] = { 3<<4, 3<<4, 3<<0, 3<<0, 3<<2, 3<<2 };
+ float scale = (size - 2*border)/size, len;
+ float bias = border / (float)(size - border), dp, dn, ap, an;
+ // check if cone enclosing side would cross frustum plane
+ scale = 2 / (scale*scale + 2);
+ for (i = 0;i < 5;i++)
+ {
+ if (PlaneDiff(rtlight->shadoworigin, &r_refdef.view.frustum[i]) > -0.03125)
+ continue;
+ Matrix4x4_Transform3x3(&rtlight->matrix_worldtolight, r_refdef.view.frustum[i].normal, n);
+ len = scale*VectorLength2(n);
+ if(n[0]*n[0] > len) sides &= n[0] < 0 ? ~(1<<0) : ~(2 << 0);
+ if(n[1]*n[1] > len) sides &= n[1] < 0 ? ~(1<<2) : ~(2 << 2);
+ if(n[2]*n[2] > len) sides &= n[2] < 0 ? ~(1<<4) : ~(2 << 4);
+ }
+ if (PlaneDiff(rtlight->shadoworigin, &r_refdef.view.frustum[4]) >= r_refdef.farclip - r_refdef.nearclip + 0.03125)
+ {
+ Matrix4x4_Transform3x3(&rtlight->matrix_worldtolight, r_refdef.view.frustum[4].normal, n);
+ len = scale*VectorLength(n);
+ if(n[0]*n[0] > len) sides &= n[0] >= 0 ? ~(1<<0) : ~(2 << 0);
+ if(n[1]*n[1] > len) sides &= n[1] >= 0 ? ~(1<<2) : ~(2 << 2);
+ if(n[2]*n[2] > len) sides &= n[2] >= 0 ? ~(1<<4) : ~(2 << 4);
+ }
+ // this next test usually clips off more sides than the former, but occasionally clips fewer/different ones, so do both and combine results
+ // check if frustum corners/origin cross plane sides
+ for (i = 0;i < 5;i++)
+ {
+ Matrix4x4_Transform(&rtlight->matrix_worldtolight, !i ? r_refdef.view.origin : r_refdef.view.frustumcorner[i-1], p);
+ dp = p[0] + p[1], dn = p[0] - p[1], ap = fabs(dp), an = fabs(dn),
+ masks[0] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<0)|(1<<2) : (2<<0)|(2<<2));
+ masks[1] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<0)|(2<<2) : (2<<0)|(1<<2));
+ dp = p[1] + p[2], dn = p[1] - p[2], ap = fabs(dp), an = fabs(dn),
+ masks[2] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<2)|(1<<4) : (2<<2)|(2<<4));
+ masks[3] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<2)|(2<<4) : (2<<2)|(1<<4));
+ dp = p[2] + p[0], dn = p[2] - p[0], ap = fabs(dp), an = fabs(dn),
+ masks[4] |= ap <= bias*an ? 0x3F : (dp >= 0 ? (1<<4)|(1<<0) : (2<<4)|(2<<0));
+ masks[5] |= an <= bias*ap ? 0x3F : (dn >= 0 ? (1<<4)|(2<<0) : (2<<4)|(1<<0));
+ }
+ return sides & masks[0] & masks[1] & masks[2] & masks[3] & masks[4] & masks[5];
+}
+
+int R_Shadow_ChooseSidesFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, const matrix4x4_t *worldtolight, const vec3_t projectorigin, const vec3_t projectdirection, const vec3_t lightmins, const vec3_t lightmaxs, const vec3_t surfacemins, const vec3_t surfacemaxs, int *totals)
+{
+ int t, tend;
+ const int *e;
+ const float *v[3];
+ float normal[3];
+ vec3_t p[3];
+ float bias;
+ int mask, surfacemask = 0;
+ if (!BoxesOverlap(lightmins, lightmaxs, surfacemins, surfacemaxs))
+ return 0;
+ bias = r_shadow_shadowmapborder / (float)(r_shadow_shadowmapmaxsize - r_shadow_shadowmapborder);
+ tend = firsttriangle + numtris;
+ if (BoxInsideBox(surfacemins, surfacemaxs, lightmins, lightmaxs))
+ {
+ // surface box entirely inside light box, no box cull
+ if (projectdirection)
+ {
+ for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ {
+ v[0] = invertex3f + e[0] * 3, v[1] = invertex3f + e[1] * 3, v[2] = invertex3f + e[2] * 3;
+ TriangleNormal(v[0], v[1], v[2], normal);
+ if (r_shadow_frontsidecasting.integer == (DotProduct(normal, projectdirection) < 0))
+ {
+ Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
+ mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ {
+ v[0] = invertex3f + e[0] * 3, v[1] = invertex3f + e[1] * 3, v[2] = invertex3f + e[2] * 3;
+ if (r_shadow_frontsidecasting.integer == PointInfrontOfTriangle(projectorigin, v[0], v[1], v[2]))
+ {
+ Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
+ mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ // surface box not entirely inside light box, cull each triangle
+ if (projectdirection)
+ {
+ for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ {
+ v[0] = invertex3f + e[0] * 3, v[1] = invertex3f + e[1] * 3, v[2] = invertex3f + e[2] * 3;
+ TriangleNormal(v[0], v[1], v[2], normal);
+ if (r_shadow_frontsidecasting.integer == (DotProduct(normal, projectdirection) < 0)
+ && TriangleOverlapsBox(v[0], v[1], v[2], lightmins, lightmaxs))
+ {
+ Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
+ mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
+ }
+ }
+ }
+ else
+ {
+ for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ {
+ v[0] = invertex3f + e[0] * 3, v[1] = invertex3f + e[1] * 3, v[2] = invertex3f + e[2] * 3;
+ if (r_shadow_frontsidecasting.integer == PointInfrontOfTriangle(projectorigin, v[0], v[1], v[2])
+ && TriangleOverlapsBox(v[0], v[1], v[2], lightmins, lightmaxs))
+ {
+ Matrix4x4_Transform(worldtolight, v[0], p[0]), Matrix4x4_Transform(worldtolight, v[1], p[1]), Matrix4x4_Transform(worldtolight, v[2], p[2]);
+ mask = R_Shadow_CalcTriangleSideMask(p[0], p[1], p[2], bias);
+ surfacemask |= mask;
+ if(totals)
+ {
+ totals[0] += mask&1, totals[1] += (mask>>1)&1, totals[2] += (mask>>2)&1, totals[3] += (mask>>3)&1, totals[4] += (mask>>4)&1, totals[5] += mask>>5;
+ shadowsides[numshadowsides] = mask;
+ shadowsideslist[numshadowsides++] = t;
+ }
+ }
+ }
+ }
+ }
+ return surfacemask;
+}
+
+void R_Shadow_ShadowMapFromList(int numverts, int numtris, const float *vertex3f, const int *elements, int numsidetris, const int *sidetotals, const unsigned char *sides, const int *sidetris)
+{
+ int i, j, outtriangles = 0;
+ int *outelement3i[6];
+ if (!numverts || !numsidetris || !r_shadow_compilingrtlight)
return;
+ outtriangles = sidetotals[0] + sidetotals[1] + sidetotals[2] + sidetotals[3] + sidetotals[4] + sidetotals[5];
// make sure shadowelements is big enough for this mesh
- if (maxshadowtriangles < nummarktris || maxshadowvertices < numverts)
- R_Shadow_ResizeShadowArrays((numverts + 255) & ~255, (nummarktris + 255) & ~255);
+ if (maxshadowtriangles < outtriangles)
+ R_Shadow_ResizeShadowArrays(0, outtriangles, 0, 1);
- // gather up the (sparse) triangles into one array
- outelement3i = shadowelements;
- for (i = 0;i < nummarktris;i++)
+ // compute the offset and size of the separate index lists for each cubemap side
+ outtriangles = 0;
+ for (i = 0;i < 6;i++)
{
- element = elements + marktris[i] * 3;
- outelement3i[0] = element[0];
- outelement3i[1] = element[1];
- outelement3i[2] = element[2];
- outelement3i += 3;
+ outelement3i[i] = shadowelements + outtriangles * 3;
+ r_shadow_compilingrtlight->static_meshchain_shadow_shadowmap->sideoffsets[i] = outtriangles;
+ r_shadow_compilingrtlight->static_meshchain_shadow_shadowmap->sidetotals[i] = sidetotals[i];
+ outtriangles += sidetotals[i];
}
- r_refdef.stats.lights_dynamicshadowtriangles += tris;
- r_refdef.stats.lights_shadowtriangles += tris;
- R_Mesh_VertexPointer(vertex3f, vertex3f_bufferobject, vertex3f_bufferoffset);
- R_Mesh_Draw(0, numverts, 0, tris, shadowelements, NULL, 0, 0);
+ // gather up the (sparse) triangles into separate index lists for each cubemap side
+ for (i = 0;i < numsidetris;i++)
+ {
+ const int *element = elements + sidetris[i] * 3;
+ for (j = 0;j < 6;j++)
+ {
+ if (sides[i] & (1 << j))
+ {
+ outelement3i[j][0] = element[0];
+ outelement3i[j][1] = element[1];
+ outelement3i[j][2] = element[2];
+ outelement3i[j] += 3;
+ }
+ }
+ }
+
+ Mod_ShadowMesh_AddMesh(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow_shadowmap, NULL, NULL, NULL, vertex3f, NULL, NULL, NULL, NULL, outtriangles, shadowelements);
}
static void R_Shadow_MakeTextures_MakeCorona(void)
pixels[y][x][3] = 255;
}
}
- r_shadow_lightcorona = R_LoadTexture2D(r_shadow_texturepool, "lightcorona", 32, 32, &pixels[0][0][0], TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_FORCELINEAR, NULL);
+ r_shadow_lightcorona = R_SkinFrame_LoadInternalBGRA("lightcorona", TEXF_FORCELINEAR, &pixels[0][0][0], 32, 32);
}
static unsigned int R_Shadow_MakeTextures_SamplePoint(float x, float y, float z)
int x, y, z;
float intensity, dist;
unsigned int *data;
+ R_Shadow_FreeShadowMaps();
R_FreeTexturePool(&r_shadow_texturepool);
r_shadow_texturepool = R_AllocTexturePool();
r_shadow_attenlinearscale = r_shadow_lightattenuationlinearscale.value;
// 1D gradient texture
for (x = 0;x < ATTEN1DSIZE;x++)
data[x] = R_Shadow_MakeTextures_SamplePoint((x + 0.5f) * (1.0f / ATTEN1DSIZE) * (1.0f / 0.9375), 0, 0);
- r_shadow_attenuationgradienttexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation1d", ATTEN1DSIZE, 1, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
+ r_shadow_attenuationgradienttexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation1d", ATTEN1DSIZE, 1, (unsigned char *)data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
// 2D circle texture
for (y = 0;y < ATTEN2DSIZE;y++)
for (x = 0;x < ATTEN2DSIZE;x++)
data[y*ATTEN2DSIZE+x] = R_Shadow_MakeTextures_SamplePoint(((x + 0.5f) * (2.0f / ATTEN2DSIZE) - 1.0f) * (1.0f / 0.9375), ((y + 0.5f) * (2.0f / ATTEN2DSIZE) - 1.0f) * (1.0f / 0.9375), 0);
- r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
+ r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
// 3D sphere texture
- if (r_shadow_texture3d.integer && gl_texture3d)
+ if (r_shadow_texture3d.integer && vid.support.ext_texture_3d)
{
for (z = 0;z < ATTEN3DSIZE;z++)
for (y = 0;y < ATTEN3DSIZE;y++)
for (x = 0;x < ATTEN3DSIZE;x++)
data[(z*ATTEN3DSIZE+y)*ATTEN3DSIZE+x] = R_Shadow_MakeTextures_SamplePoint(((x + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375), ((y + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375), ((z + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375));
- r_shadow_attenuation3dtexture = R_LoadTexture3D(r_shadow_texturepool, "attenuation3d", ATTEN3DSIZE, ATTEN3DSIZE, ATTEN3DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
+ r_shadow_attenuation3dtexture = R_LoadTexture3D(r_shadow_texturepool, "attenuation3d", ATTEN3DSIZE, ATTEN3DSIZE, ATTEN3DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCELINEAR, NULL);
}
else
r_shadow_attenuation3dtexture = NULL;
R_Shadow_MakeTextures_MakeCorona();
// Editor light sprites
- r_editlights_sprcursor = Draw_CachePic ("gfx/editlights/cursor");
- r_editlights_sprlight = Draw_CachePic ("gfx/editlights/light");
- r_editlights_sprnoshadowlight = Draw_CachePic ("gfx/editlights/noshadow");
- r_editlights_sprcubemaplight = Draw_CachePic ("gfx/editlights/cubemaplight");
- r_editlights_sprcubemapnoshadowlight = Draw_CachePic ("gfx/editlights/cubemapnoshadowlight");
- r_editlights_sprselection = Draw_CachePic ("gfx/editlights/selection");
+ r_editlights_sprcursor = R_SkinFrame_LoadInternal8bit("gfx/editlights/cursor", TEXF_ALPHA | TEXF_CLAMP, (const unsigned char *)
+ "................"
+ ".3............3."
+ "..5...2332...5.."
+ "...7.3....3.7..."
+ "....7......7...."
+ "...3.7....7.3..."
+ "..2...7..7...2.."
+ "..3..........3.."
+ "..3..........3.."
+ "..2...7..7...2.."
+ "...3.7....7.3..."
+ "....7......7...."
+ "...7.3....3.7..."
+ "..5...2332...5.."
+ ".3............3."
+ "................"
+ , 16, 16, palette_bgra_embeddedpic, palette_bgra_embeddedpic);
+ r_editlights_sprlight = R_SkinFrame_LoadInternal8bit("gfx/editlights/light", TEXF_ALPHA | TEXF_CLAMP, (const unsigned char *)
+ "................"
+ "................"
+ "......1111......"
+ "....11233211...."
+ "...1234554321..."
+ "...1356776531..."
+ "..124677776421.."
+ "..135777777531.."
+ "..135777777531.."
+ "..124677776421.."
+ "...1356776531..."
+ "...1234554321..."
+ "....11233211...."
+ "......1111......"
+ "................"
+ "................"
+ , 16, 16, palette_bgra_embeddedpic, palette_bgra_embeddedpic);
+ r_editlights_sprnoshadowlight = R_SkinFrame_LoadInternal8bit("gfx/editlights/noshadow", TEXF_ALPHA | TEXF_CLAMP, (const unsigned char *)
+ "................"
+ "................"
+ "......1111......"
+ "....11233211...."
+ "...1234554321..."
+ "...1356226531..."
+ "..12462..26421.."
+ "..1352....2531.."
+ "..1352....2531.."
+ "..12462..26421.."
+ "...1356226531..."
+ "...1234554321..."
+ "....11233211...."
+ "......1111......"
+ "................"
+ "................"
+ , 16, 16, palette_bgra_embeddedpic, palette_bgra_embeddedpic);
+ r_editlights_sprcubemaplight = R_SkinFrame_LoadInternal8bit("gfx/editlights/cubemaplight", TEXF_ALPHA | TEXF_CLAMP, (const unsigned char *)
+ "................"
+ "................"
+ "......2772......"
+ "....27755772...."
+ "..277533335772.."
+ "..753333333357.."
+ "..777533335777.."
+ "..735775577537.."
+ "..733357753337.."
+ "..733337733337.."
+ "..753337733357.."
+ "..277537735772.."
+ "....27777772...."
+ "......2772......"
+ "................"
+ "................"
+ , 16, 16, palette_bgra_embeddedpic, palette_bgra_embeddedpic);
+ r_editlights_sprcubemapnoshadowlight = R_SkinFrame_LoadInternal8bit("gfx/editlights/cubemapnoshadowlight", TEXF_ALPHA | TEXF_CLAMP, (const unsigned char *)
+ "................"
+ "................"
+ "......2772......"
+ "....27722772...."
+ "..2772....2772.."
+ "..72........27.."
+ "..7772....2777.."
+ "..7.27722772.7.."
+ "..7...2772...7.."
+ "..7....77....7.."
+ "..72...77...27.."
+ "..2772.77.2772.."
+ "....27777772...."
+ "......2772......"
+ "................"
+ "................"
+ , 16, 16, palette_bgra_embeddedpic, palette_bgra_embeddedpic);
+ r_editlights_sprselection = R_SkinFrame_LoadInternal8bit("gfx/editlights/selection", TEXF_ALPHA | TEXF_CLAMP, (unsigned char *)
+ "................"
+ ".777752..257777."
+ ".742........247."
+ ".72..........27."
+ ".7............7."
+ ".5............5."
+ ".2............2."
+ "................"
+ "................"
+ ".2............2."
+ ".5............5."
+ ".7............7."
+ ".72..........27."
+ ".742........247."
+ ".777752..257777."
+ "................"
+ , 16, 16, palette_bgra_embeddedpic, palette_bgra_embeddedpic);
}
void R_Shadow_ValidateCvars(void)
{
- if (r_shadow_texture3d.integer && !gl_texture3d)
+ if (r_shadow_texture3d.integer && !vid.support.ext_texture_3d)
Cvar_SetValueQuick(&r_shadow_texture3d, 0);
- if (gl_ext_separatestencil.integer && !gl_support_separatestencil)
+ if (gl_ext_separatestencil.integer && !vid.support.ati_separate_stencil)
Cvar_SetValueQuick(&gl_ext_separatestencil, 0);
- if (gl_ext_stenciltwoside.integer && !gl_support_stenciltwoside)
+ if (gl_ext_stenciltwoside.integer && !vid.support.ext_stencil_two_side)
Cvar_SetValueQuick(&gl_ext_stenciltwoside, 0);
}
void R_Shadow_RenderMode_Begin(void)
{
+#if 0
GLint drawbuffer;
GLint readbuffer;
+#endif
R_Shadow_ValidateCvars();
if (!r_shadow_attenuation2dtexture
r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
- if (gl_ext_separatestencil.integer)
+ if (gl_ext_separatestencil.integer && vid.support.ati_separate_stencil)
{
r_shadow_shadowingrendermode_zpass = R_SHADOW_RENDERMODE_ZPASS_SEPARATESTENCIL;
r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_ZFAIL_SEPARATESTENCIL;
}
- else if (gl_ext_stenciltwoside.integer)
+ else if (gl_ext_stenciltwoside.integer && vid.support.ext_stencil_two_side)
{
r_shadow_shadowingrendermode_zpass = R_SHADOW_RENDERMODE_ZPASS_STENCILTWOSIDE;
r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE;
r_shadow_shadowingrendermode_zfail = R_SHADOW_RENDERMODE_ZFAIL_STENCIL;
}
- if (r_glsl.integer && gl_support_fragment_shader)
+ switch(vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_GLSL;
- else if (gl_dot3arb && gl_texturecubemap && r_textureunits.integer >= 2 && gl_combine.integer && gl_stencil)
- r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_DOT3;
- else
- r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX;
+ break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ if (r_textureunits.integer >= 2 && vid.texunits >= 2 && r_shadow_texture3d.integer && r_shadow_attenuation3dtexture)
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN;
+ else if (r_textureunits.integer >= 3 && vid.texunits >= 3)
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN;
+ else if (r_textureunits.integer >= 2 && vid.texunits >= 2)
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN;
+ else
+ r_shadow_lightingrendermode = R_SHADOW_RENDERMODE_LIGHT_VERTEX;
+ break;
+ }
CHECKGLERROR
+#if 0
qglGetIntegerv(GL_DRAW_BUFFER, &drawbuffer);CHECKGLERROR
qglGetIntegerv(GL_READ_BUFFER, &readbuffer);CHECKGLERROR
r_shadow_drawbuffer = drawbuffer;
r_shadow_readbuffer = readbuffer;
+#endif
+ r_shadow_cullface_front = r_refdef.view.cullface_front;
+ r_shadow_cullface_back = r_refdef.view.cullface_back;
}
void R_Shadow_RenderMode_ActiveLight(const rtlight_t *rtlight)
{
qglDisable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
}
- if (gl_support_ext_framebuffer_object)
+ if (vid.support.ext_framebuffer_object)
{
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);CHECKGLERROR
}
+#if 0
qglDrawBuffer(r_shadow_drawbuffer);CHECKGLERROR
qglReadBuffer(r_shadow_readbuffer);CHECKGLERROR
+#endif
R_SetViewport(&r_refdef.view.viewport);
GL_Scissor(r_shadow_lightscissor[0], r_shadow_lightscissor[1], r_shadow_lightscissor[2], r_shadow_lightscissor[3]);
R_Mesh_ColorPointer(NULL, 0, 0);
qglDepthFunc(GL_LEQUAL);CHECKGLERROR
GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);CHECKGLERROR
qglDisable(GL_STENCIL_TEST);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
+ qglStencilMask(255);CHECKGLERROR
qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);CHECKGLERROR
- qglStencilFunc(GL_ALWAYS, 128, ~0);CHECKGLERROR
+ qglStencilFunc(GL_ALWAYS, 128, 255);CHECKGLERROR
+ r_refdef.view.cullface_front = r_shadow_cullface_front;
+ r_refdef.view.cullface_back = r_shadow_cullface_back;
GL_CullFace(r_refdef.view.cullface_back);
GL_Color(1, 1, 1, 1);
GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
GL_BlendFunc(GL_ONE, GL_ZERO);
- R_SetupGenericShader(false);
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
r_shadow_usingshadowmaprect = false;
r_shadow_usingshadowmapcube = false;
r_shadow_usingshadowmap2d = false;
R_Shadow_RenderMode_Reset();
GL_ColorMask(0, 0, 0, 0);
GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);CHECKGLERROR
- R_SetupDepthOrShadowShader();
+ R_SetupShader_DepthOrShadow();
qglDepthFunc(GL_LESS);CHECKGLERROR
qglEnable(GL_STENCIL_TEST);CHECKGLERROR
r_shadow_rendermode = mode;
GL_CullFace(GL_NONE);
qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
qglActiveStencilFaceEXT(r_refdef.view.cullface_front);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
+ qglStencilMask(255);CHECKGLERROR
qglStencilOp(GL_KEEP, GL_KEEP, GL_INCR);CHECKGLERROR
qglActiveStencilFaceEXT(r_refdef.view.cullface_back);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
+ qglStencilMask(255);CHECKGLERROR
qglStencilOp(GL_KEEP, GL_KEEP, GL_DECR);CHECKGLERROR
break;
case R_SHADOW_RENDERMODE_ZFAIL_STENCILTWOSIDE:
GL_CullFace(GL_NONE);
qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
qglActiveStencilFaceEXT(r_refdef.view.cullface_front);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
+ qglStencilMask(255);CHECKGLERROR
qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
qglActiveStencilFaceEXT(r_refdef.view.cullface_back);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
+ qglStencilMask(255);CHECKGLERROR
qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
break;
}
}
-void R_Shadow_RenderMode_ShadowMap(int side, qboolean clear, int size)
+static void R_Shadow_MakeVSDCT(void)
+{
+ // maps to a 2x3 texture rectangle with normalized coordinates
+ // +-
+ // XX
+ // YY
+ // ZZ
+ // stores abs(dir.xy), offset.xy/2.5
+ unsigned char data[4*6] =
+ {
+ 255, 0, 0x33, 0x33, // +X: <1, 0>, <0.5, 0.5>
+ 255, 0, 0x99, 0x33, // -X: <1, 0>, <1.5, 0.5>
+ 0, 255, 0x33, 0x99, // +Y: <0, 1>, <0.5, 1.5>
+ 0, 255, 0x99, 0x99, // -Y: <0, 1>, <1.5, 1.5>
+ 0, 0, 0x33, 0xFF, // +Z: <0, 0>, <0.5, 2.5>
+ 0, 0, 0x99, 0xFF, // -Z: <0, 0>, <1.5, 2.5>
+ };
+ r_shadow_shadowmapvsdcttexture = R_LoadTextureCubeMap(r_shadow_texturepool, "shadowmapvsdct", 1, data, TEXTYPE_RGBA, TEXF_FORCENEAREST | TEXF_CLAMP | TEXF_ALPHA, NULL);
+}
+
+void R_Shadow_RenderMode_ShadowMap(int side, int clear, int size)
{
- int i;
int status;
int maxsize;
float nearclip, farclip, bias;
r_viewport_t viewport;
+ GLuint fbo = 0;
CHECKGLERROR
maxsize = r_shadow_shadowmapmaxsize;
nearclip = r_shadow_shadowmapping_nearclip.value / rsurface.rtlight->radius;
bias = r_shadow_shadowmapping_bias.value * nearclip * (1024.0f / size);// * rsurface.rtlight->radius;
r_shadow_shadowmap_parameters[2] = 0.5f + 0.5f * (farclip + nearclip) / (farclip - nearclip);
r_shadow_shadowmap_parameters[3] = -nearclip * farclip / (farclip - nearclip) - 0.5f * bias;
- if (r_shadow_shadowmode == 1)
+ r_shadow_shadowmapside = side;
+ r_shadow_shadowmapsize = size;
+ if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
{
+ r_shadow_shadowmap_parameters[0] = 0.5f * (size - r_shadow_shadowmapborder);
+ r_shadow_shadowmap_parameters[1] = r_shadow_shadowmapvsdct ? 2.5f*size : size;
+ R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapborder, nearclip, farclip, NULL);
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D) goto init_done;
+
// complex unrolled cube approach (more flexible)
- if (!r_shadow_shadowmapcubeprojectiontexture[r_shadow_shadowmaplod])
- r_shadow_shadowmapcubeprojectiontexture[r_shadow_shadowmaplod] = R_LoadTextureCubeProjection(r_shadow_texturepool, "shadowmapcubeprojection", 2, 4, size, r_shadow_shadowmapborder);
+ if (r_shadow_shadowmapvsdct && !r_shadow_shadowmapvsdcttexture)
+ R_Shadow_MakeVSDCT();
if (!r_shadow_shadowmap2dtexture)
{
#if 1
- r_shadow_shadowmap2dtexture = R_LoadTextureShadowMap2D(r_shadow_texturepool, "shadowmap", maxsize*2, maxsize*4, r_shadow_shadowmapfilter == 1 || r_shadow_shadowmapfilter == 2);
+ int w = maxsize*2, h = vid.support.arb_texture_non_power_of_two ? maxsize*3 : maxsize*4;
+ r_shadow_shadowmap2dtexture = R_LoadTextureShadowMap2D(r_shadow_texturepool, "shadowmap", w, h, r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
qglGenFramebuffersEXT(1, &r_shadow_fbo2d);CHECKGLERROR
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbo2d);CHECKGLERROR
qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_shadowmap2dtexture), 0);CHECKGLERROR
-#endif
- }
- CHECKGLERROR
- R_Shadow_RenderMode_Reset();
- if (r_shadow_shadowmap2dtexture)
- {
- // render depth into the fbo, do not render color at all
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbo2d);CHECKGLERROR
+ // render depth into the fbo, do not render color at all
qglDrawBuffer(GL_NONE);CHECKGLERROR
qglReadBuffer(GL_NONE);CHECKGLERROR
status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
- if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT && (r_shadow_shadowmapping.integer || r_shadow_deferred.integer))
{
Con_Printf("R_Shadow_RenderMode_ShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
}
- R_SetupDepthOrShadowShader();
- }
- else
- {
- R_SetupShowDepthShader();
- qglClearColor(1,1,1,1);CHECKGLERROR
+#endif
}
- R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapping_bordersize.integer, nearclip, farclip, NULL);
+ CHECKGLERROR
+ if (r_shadow_shadowmap2dtexture) fbo = r_shadow_fbo2d;
r_shadow_shadowmap_texturescale[0] = 1.0f / R_TextureWidth(r_shadow_shadowmap2dtexture);
r_shadow_shadowmap_texturescale[1] = 1.0f / R_TextureHeight(r_shadow_shadowmap2dtexture);
- r_shadow_shadowmap_parameters[0] = (0.5f / 2) * (1.0f - r_shadow_shadowmapborder / (float)size);
- r_shadow_shadowmap_parameters[1] = (0.5f / 4) * (1.0f - r_shadow_shadowmapborder / (float)size);
r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAP2D;
}
- else if (r_shadow_shadowmode == 2)
+ else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE)
{
+ r_shadow_shadowmap_parameters[0] = 0.5f * (size - r_shadow_shadowmapborder);
+ r_shadow_shadowmap_parameters[1] = r_shadow_shadowmapvsdct ? 2.5f*size : size;
+ R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapborder, nearclip, farclip, NULL);
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE) goto init_done;
+
// complex unrolled cube approach (more flexible)
- if (!r_shadow_shadowmapcubeprojectiontexture[r_shadow_shadowmaplod])
- r_shadow_shadowmapcubeprojectiontexture[r_shadow_shadowmaplod] = R_LoadTextureCubeProjection(r_shadow_texturepool, "shadowmapcubeprojection", 2, 3, size, r_shadow_shadowmapborder);
+ if (r_shadow_shadowmapvsdct && !r_shadow_shadowmapvsdcttexture)
+ R_Shadow_MakeVSDCT();
if (!r_shadow_shadowmaprectangletexture)
{
#if 1
- r_shadow_shadowmaprectangletexture = R_LoadTextureShadowMapRectangle(r_shadow_texturepool, "shadowmap", maxsize*2, maxsize*3, r_shadow_shadowmapfilter == 1 || r_shadow_shadowmapfilter == 2);
+ r_shadow_shadowmaprectangletexture = R_LoadTextureShadowMapRectangle(r_shadow_texturepool, "shadowmap", maxsize*2, maxsize*3, r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
qglGenFramebuffersEXT(1, &r_shadow_fborectangle);CHECKGLERROR
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fborectangle);CHECKGLERROR
qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_RECTANGLE_ARB, R_GetTexture(r_shadow_shadowmaprectangletexture), 0);CHECKGLERROR
-#endif
- }
- CHECKGLERROR
- R_Shadow_RenderMode_Reset();
- if (r_shadow_shadowmaprectangletexture)
- {
// render depth into the fbo, do not render color at all
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fborectangle);CHECKGLERROR
qglDrawBuffer(GL_NONE);CHECKGLERROR
qglReadBuffer(GL_NONE);CHECKGLERROR
status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
- if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT && (r_shadow_shadowmapping.integer || r_shadow_deferred.integer))
{
Con_Printf("R_Shadow_RenderMode_ShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
}
- R_SetupDepthOrShadowShader();
- }
- else
- {
- R_SetupShowDepthShader();
- qglClearColor(1,1,1,1);CHECKGLERROR
+#endif
}
- R_Viewport_InitRectSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, r_shadow_shadowmapborder, nearclip, farclip, NULL);
- r_shadow_shadowmap_texturescale[0] = 2*size;
- r_shadow_shadowmap_texturescale[1] = 3*size;
- r_shadow_shadowmap_parameters[0] = 0.5f * (size - r_shadow_shadowmapborder);
- r_shadow_shadowmap_parameters[1] = size;
+ CHECKGLERROR
+ if(r_shadow_shadowmaprectangletexture) fbo = r_shadow_fborectangle;
+ r_shadow_shadowmap_texturescale[0] = 1.0f;
+ r_shadow_shadowmap_texturescale[1] = 1.0f;
r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE;
}
- else if (r_shadow_shadowmode == 3)
+ else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
{
+ r_shadow_shadowmap_parameters[0] = 1.0f;
+ r_shadow_shadowmap_parameters[1] = 1.0f;
+ R_Viewport_InitCubeSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, nearclip, farclip, NULL);
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE) goto init_done;
+
// simple cube approach
if (!r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod])
{
#if 1
- r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod] = R_LoadTextureShadowMapCube(r_shadow_texturepool, "shadowmapcube", bound(1, maxsize >> r_shadow_shadowmaplod, 2048), r_shadow_shadowmapfilter == 1 || r_shadow_shadowmapfilter == 2);
- qglGenFramebuffersEXT(6, r_shadow_fbocubeside[r_shadow_shadowmaplod]);CHECKGLERROR
- for (i = 0;i < 6;i++)
- {
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbocubeside[r_shadow_shadowmaplod][i]);CHECKGLERROR
- qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + i, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]), 0);CHECKGLERROR
- }
- #endif
- }
- CHECKGLERROR
- R_Shadow_RenderMode_Reset();
- if (r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod])
- {
+ r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod] = R_LoadTextureShadowMapCube(r_shadow_texturepool, "shadowmapcube", size, r_shadow_shadowmapdepthbits, r_shadow_shadowmapsampler);
+ qglGenFramebuffersEXT(1, &r_shadow_fbocubeside[r_shadow_shadowmaplod]);CHECKGLERROR
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbocubeside[r_shadow_shadowmaplod]);CHECKGLERROR
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + side, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]), 0);CHECKGLERROR
// render depth into the fbo, do not render color at all
- qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_fbocubeside[r_shadow_shadowmaplod][side]);CHECKGLERROR
qglDrawBuffer(GL_NONE);CHECKGLERROR
qglReadBuffer(GL_NONE);CHECKGLERROR
status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
- if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT && (r_shadow_shadowmapping.integer || r_shadow_deferred.integer))
{
Con_Printf("R_Shadow_RenderMode_ShadowMap: glCheckFramebufferStatusEXT returned %i\n", status);
Cvar_SetValueQuick(&r_shadow_shadowmapping, 0);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
}
- R_SetupDepthOrShadowShader();
- }
- else
- {
- R_SetupShowDepthShader();
- qglClearColor(1,1,1,1);CHECKGLERROR
+ #endif
}
- R_Viewport_InitCubeSideView(&viewport, &rsurface.rtlight->matrix_lighttoworld, side, size, nearclip, farclip, NULL);
- r_shadow_shadowmap_texturescale[0] = 1.0f / R_TextureWidth(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]);
- r_shadow_shadowmap_texturescale[1] = 1.0f / R_TextureWidth(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]);
- r_shadow_shadowmap_parameters[0] = 1.0f;
- r_shadow_shadowmap_parameters[1] = 1.0f;
+ CHECKGLERROR
+ if (r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]) fbo = r_shadow_fbocubeside[r_shadow_shadowmaplod];
+ r_shadow_shadowmap_texturescale[0] = 0.0f;
+ r_shadow_shadowmap_texturescale[1] = 0.0f;
r_shadow_rendermode = R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE;
}
- r_shadow_shadowmap_texturescale[2] = 1.0f / r_shadow_shadowmap_texturescale[0];
- r_shadow_shadowmap_texturescale[3] = 1.0f / r_shadow_shadowmap_texturescale[1];
+
+ R_Shadow_RenderMode_Reset();
+ if (fbo)
+ {
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fbo);CHECKGLERROR
+ R_SetupShader_DepthOrShadow();
+ }
+ else
+ {
+ R_SetupShader_ShowDepth();
+ qglClearColor(1,1,1,1);CHECKGLERROR
+ }
CHECKGLERROR
- R_SetViewport(&viewport);
- GL_PolygonOffset(0, 0);
- GL_CullFace(GL_NONE); // quake is backwards
- GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
+ GL_PolygonOffset(r_shadow_shadowmapping_polygonfactor.value, r_shadow_shadowmapping_polygonoffset.value);
GL_DepthMask(true);
GL_DepthTest(true);
- qglClearDepth(1);CHECKGLERROR
+ qglClearDepth(1);
CHECKGLERROR
- if (clear)
- qglClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+
+init_done:
+ R_SetViewport(&viewport);
+ if(r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE)
+ {
+ int flipped = (side & 1) ^ (side >> 2);
+ r_refdef.view.cullface_front = flipped ? r_shadow_cullface_back : r_shadow_cullface_front;
+ r_refdef.view.cullface_back = flipped ? r_shadow_cullface_front : r_shadow_cullface_back;
+ GL_CullFace(r_refdef.view.cullface_back);
+ if ((clear & ((2 << side) - 1)) == (1 << side)) // only clear if the side is the first in the mask
+ {
+ // get tightest scissor rectangle that encloses all viewports in the clear mask
+ int x1 = clear & 0x15 ? 0 : size;
+ int x2 = clear & 0x2A ? 2 * size : size;
+ int y1 = clear & 0x03 ? 0 : (clear & 0xC ? size : 2 * size);
+ int y2 = clear & 0x30 ? 3 * size : (clear & 0xC ? 2 * size : size);
+ GL_Scissor(x1, y1, x2 - x1, y2 - y1);
+ GL_Clear(GL_DEPTH_BUFFER_BIT);
+ }
+ GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
+ }
+ else if(r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE)
+ {
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB + side, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]), 0);CHECKGLERROR
+ GL_Scissor(viewport.x, viewport.y, viewport.width, viewport.height);
+ if (clear)
+ GL_Clear(GL_DEPTH_BUFFER_BIT);
+ }
CHECKGLERROR
}
void R_Shadow_RenderMode_Lighting(qboolean stenciltest, qboolean transparent, qboolean shadowmapping)
{
+ if (transparent)
+ {
+ r_shadow_lightscissor[0] = r_refdef.view.viewport.x;
+ r_shadow_lightscissor[1] = r_refdef.view.viewport.y;
+ r_shadow_lightscissor[2] = r_refdef.view.viewport.width;
+ r_shadow_lightscissor[3] = r_refdef.view.viewport.height;
+ }
CHECKGLERROR
R_Shadow_RenderMode_Reset();
GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
qglEnable(GL_STENCIL_TEST);CHECKGLERROR
// only draw light where this geometry was already rendered AND the
// stencil is 128 (values other than this mean shadow)
- qglStencilFunc(GL_EQUAL, 128, ~0);CHECKGLERROR
+ qglStencilFunc(GL_EQUAL, 128, 255);CHECKGLERROR
}
r_shadow_rendermode = r_shadow_lightingrendermode;
// do global setup needed for the chosen lighting mode
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
{
- R_Mesh_TexBindCubeMap(GL20TU_CUBE, R_GetTexture(rsurface.rtlight->currentcubemap)); // light filter
GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 0);
CHECKGLERROR
- if (shadowmapping)
- {
- if (r_shadow_shadowmode == 1)
- {
- r_shadow_usingshadowmap2d = true;
- R_Mesh_TexBind(GL20TU_SHADOWMAP2D, R_GetTexture(r_shadow_shadowmap2dtexture));
- CHECKGLERROR
- }
- else if (r_shadow_shadowmode == 2)
- {
- r_shadow_usingshadowmaprect = true;
- R_Mesh_TexBindRectangle(GL20TU_SHADOWMAPRECT, R_GetTexture(r_shadow_shadowmaprectangletexture));
- CHECKGLERROR
- }
- else if (r_shadow_shadowmode == 3)
- {
- r_shadow_usingshadowmapcube = true;
- R_Mesh_TexBindCubeMap(GL20TU_SHADOWMAPCUBE, R_GetTexture(r_shadow_shadowmapcubetexture[r_shadow_shadowmaplod]));
- CHECKGLERROR
- }
-
- if (r_shadow_usingshadowmap2d || r_shadow_usingshadowmaprect)
- {
- R_Mesh_TexBindCubeMap(GL20TU_CUBEPROJECTION, R_GetTexture(r_shadow_shadowmapcubeprojectiontexture[r_shadow_shadowmaplod]));
- CHECKGLERROR
- }
- }
}
- else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_LIGHT_VERTEX)
- R_Mesh_ColorPointer(rsurface.array_color4f, 0, 0);
- GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ if (shadowmapping)
+ {
+ if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
+ r_shadow_usingshadowmap2d = true;
+ else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE)
+ r_shadow_usingshadowmaprect = true;
+ else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
+ r_shadow_usingshadowmapcube = true;
+ }
+ R_Mesh_ColorPointer(rsurface.array_color4f, 0, 0);
CHECKGLERROR
}
+static const unsigned short bboxelements[36] =
+{
+ 5, 1, 3, 5, 3, 7,
+ 6, 2, 0, 6, 0, 4,
+ 7, 3, 2, 7, 2, 6,
+ 4, 0, 1, 4, 1, 5,
+ 4, 5, 7, 4, 7, 6,
+ 1, 0, 2, 1, 2, 3,
+};
+
+static const float bboxpoints[8][3] =
+{
+ {-1,-1,-1},
+ { 1,-1,-1},
+ {-1, 1,-1},
+ { 1, 1,-1},
+ {-1,-1, 1},
+ { 1,-1, 1},
+ {-1, 1, 1},
+ { 1, 1, 1},
+};
+
+void R_Shadow_RenderMode_DrawDeferredLight(qboolean stenciltest, qboolean shadowmapping)
+{
+ int i;
+ float vertex3f[8*3];
+ const matrix4x4_t *matrix = &rsurface.rtlight->matrix_lighttoworld;
+ CHECKGLERROR
+ R_Shadow_RenderMode_Reset();
+ r_shadow_rendermode = r_shadow_lightingrendermode;
+ // do global setup needed for the chosen lighting mode
+ {
+ R_EntityMatrix(&identitymatrix);
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ if (stenciltest)
+ {
+ qglEnable(GL_STENCIL_TEST);CHECKGLERROR
+ // only draw light where this geometry was already rendered AND the
+ // stencil is 128 (values other than this mean shadow)
+ qglStencilFunc(GL_EQUAL, 128, 255);CHECKGLERROR
+ }
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_prepasslightingfbo);CHECKGLERROR
+ if (shadowmapping)
+ {
+ if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D)
+ r_shadow_usingshadowmap2d = true;
+ else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE)
+ r_shadow_usingshadowmaprect = true;
+ else if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
+ r_shadow_usingshadowmapcube = true;
+ }
+
+ // render the lighting
+ R_SetupShader_DeferredLight(rsurface.rtlight);
+ for (i = 0;i < 8;i++)
+ Matrix4x4_Transform(matrix, bboxpoints[i], vertex3f + i*3);
+ CHECKGLERROR
+ R_Mesh_VertexPointer(vertex3f, 0, 0);
+ R_Mesh_ColorPointer(NULL, 0, 0);
+ GL_ColorMask(1,1,1,1);
+ GL_DepthMask(false);
+ GL_DepthRange(0, 1);
+ GL_PolygonOffset(0, 0);
+ GL_DepthTest(true);
+ qglDepthFunc(GL_GREATER);CHECKGLERROR
+ GL_CullFace(r_refdef.view.cullface_back);
+ R_Mesh_Draw(0, 8, 0, 12, NULL, bboxelements, 0, 0);
+ }
+}
+
void R_Shadow_RenderMode_VisibleShadowVolumes(void)
{
CHECKGLERROR
if (stenciltest)
{
qglEnable(GL_STENCIL_TEST);CHECKGLERROR
- qglStencilFunc(GL_EQUAL, 128, ~0);CHECKGLERROR
+ qglStencilFunc(GL_EQUAL, 128, 255);CHECKGLERROR
}
r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLELIGHTING;
}
static void R_Shadow_RenderLighting_Light_Vertex_Shading(int firstvertex, int numverts, int numtriangles, const int *element3i, const float *diffusecolor, const float *ambientcolor)
{
- float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
- float *normal3f = rsurface.normal3f + 3 * firstvertex;
+ const float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
+ const float *normal3f = rsurface.normal3f + 3 * firstvertex;
float *color4f = rsurface.array_color4f + 4 * firstvertex;
float dist, dot, distintensity, shadeintensity, v[3], n[3];
- if (r_textureunits.integer >= 3)
+ switch (r_shadow_rendermode)
{
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN:
if (VectorLength2(diffusecolor) > 0)
{
for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
if (r_refdef.fogenabled)
{
float f;
- f = FogPoint_Model(vertex3f);
+ f = RSurf_FogVertex(vertex3f);
VectorScale(color4f, f, color4f);
}
color4f[3] = 1;
{
float f;
Matrix4x4_Transform(&rsurface.entitytolight, vertex3f, v);
- f = FogPoint_Model(vertex3f);
+ f = RSurf_FogVertex(vertex3f);
VectorScale(color4f, f, color4f);
}
color4f[3] = 1;
}
}
- }
- else if (r_textureunits.integer >= 2)
- {
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN:
if (VectorLength2(diffusecolor) > 0)
{
for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
if (r_refdef.fogenabled)
{
float f;
- f = FogPoint_Model(vertex3f);
+ f = RSurf_FogVertex(vertex3f);
VectorScale(color4f, f, color4f);
}
}
if (r_refdef.fogenabled)
{
float f;
- f = FogPoint_Model(vertex3f);
+ f = RSurf_FogVertex(vertex3f);
VectorScale(color4f, f, color4f);
}
}
color4f[3] = 1;
}
}
- }
- else
- {
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
if (VectorLength2(diffusecolor) > 0)
{
for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
if (r_refdef.fogenabled)
{
float f;
- f = FogPoint_Model(vertex3f);
+ f = RSurf_FogVertex(vertex3f);
VectorScale(color4f, f, color4f);
}
}
if (r_refdef.fogenabled)
{
float f;
- f = FogPoint_Model(vertex3f);
+ f = RSurf_FogVertex(vertex3f);
VectorScale(color4f, f, color4f);
}
}
color4f[3] = 1;
}
}
+ break;
+ default:
+ break;
}
}
-// TODO: use glTexGen instead of feeding vertices to texcoordpointer?
-
-static void R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(int firstvertex, int numvertices, int numtriangles, const int *element3i)
-{
- int i;
- float *out3f = rsurface.array_texcoord3f + 3 * firstvertex;
- const float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
- const float *svector3f = rsurface.svector3f + 3 * firstvertex;
- const float *tvector3f = rsurface.tvector3f + 3 * firstvertex;
- const float *normal3f = rsurface.normal3f + 3 * firstvertex;
- float lightdir[3];
- for (i = 0;i < numvertices;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
- {
- VectorSubtract(rsurface.entitylightorigin, vertex3f, lightdir);
- // the cubemap normalizes this for us
- out3f[0] = DotProduct(svector3f, lightdir);
- out3f[1] = DotProduct(tvector3f, lightdir);
- out3f[2] = DotProduct(normal3f, lightdir);
- }
-}
-
-static void R_Shadow_GenTexCoords_Specular_NormalCubeMap(int firstvertex, int numvertices, int numtriangles, const int *element3i)
-{
- int i;
- float *out3f = rsurface.array_texcoord3f + 3 * firstvertex;
- const float *vertex3f = rsurface.vertex3f + 3 * firstvertex;
- const float *svector3f = rsurface.svector3f + 3 * firstvertex;
- const float *tvector3f = rsurface.tvector3f + 3 * firstvertex;
- const float *normal3f = rsurface.normal3f + 3 * firstvertex;
- float lightdir[3], eyedir[3], halfdir[3];
- for (i = 0;i < numvertices;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
- {
- VectorSubtract(rsurface.entitylightorigin, vertex3f, lightdir);
- VectorNormalize(lightdir);
- VectorSubtract(rsurface.modelorg, vertex3f, eyedir);
- VectorNormalize(eyedir);
- VectorAdd(lightdir, eyedir, halfdir);
- // the cubemap normalizes this for us
- out3f[0] = DotProduct(svector3f, halfdir);
- out3f[1] = DotProduct(tvector3f, halfdir);
- out3f[2] = DotProduct(normal3f, halfdir);
- }
-}
-
-static void R_Shadow_RenderLighting_VisibleLighting(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
+static void R_Shadow_RenderLighting_VisibleLighting(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject)
{
// used to display how many times a surface is lit for level design purposes
R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
}
-static void R_Shadow_RenderLighting_Light_GLSL(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
+static void R_Shadow_RenderLighting_Light_GLSL(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolor, float ambientscale, float diffusescale, float specularscale)
{
// ARB2 GLSL shader path (GFFX5200, Radeon 9500)
- R_SetupSurfaceShader(lightcolorbase, false, ambientscale, diffusescale, specularscale, RSURFPASS_RTLIGHT);
- if ((rsurface.texture->currentmaterialflags & MATERIALFLAG_VERTEXTEXTUREBLEND))
- R_Mesh_ColorPointer(rsurface.modellightmapcolor4f, rsurface.modellightmapcolor4f_bufferobject, rsurface.modellightmapcolor4f_bufferoffset);
- else
- R_Mesh_ColorPointer(NULL, 0, 0);
- R_Mesh_TexMatrix(0, &rsurface.texture->currenttexmatrix);
- R_Mesh_TexMatrix(1, &rsurface.texture->currentbackgroundtexmatrix);
- R_Mesh_TexBind(GL20TU_NORMAL, R_GetTexture(rsurface.texture->currentskinframe->nmap));
- R_Mesh_TexBind(GL20TU_COLOR, R_GetTexture(rsurface.texture->basetexture));
- R_Mesh_TexBind(GL20TU_GLOSS, R_GetTexture(rsurface.texture->glosstexture));
- if (rsurface.texture->backgroundcurrentskinframe)
- {
- R_Mesh_TexBind(GL20TU_SECONDARY_NORMAL, R_GetTexture(rsurface.texture->backgroundcurrentskinframe->nmap));
- R_Mesh_TexBind(GL20TU_SECONDARY_COLOR, R_GetTexture(rsurface.texture->backgroundbasetexture));
- R_Mesh_TexBind(GL20TU_SECONDARY_GLOSS, R_GetTexture(rsurface.texture->backgroundglosstexture));
- R_Mesh_TexBind(GL20TU_SECONDARY_GLOW, R_GetTexture(rsurface.texture->backgroundcurrentskinframe->glow));
- }
- //R_Mesh_TexBindCubeMap(GL20TU_CUBE, R_GetTexture(rsurface.rtlight->currentcubemap));
- R_Mesh_TexBind(GL20TU_FOGMASK, R_GetTexture(r_texture_fogattenuation));
- if(rsurface.texture->colormapping)
- {
- R_Mesh_TexBind(GL20TU_PANTS, R_GetTexture(rsurface.texture->currentskinframe->pants));
- R_Mesh_TexBind(GL20TU_SHIRT, R_GetTexture(rsurface.texture->currentskinframe->shirt));
- }
- R_Mesh_TexBind(GL20TU_ATTENUATION, R_GetTexture(r_shadow_attenuationgradienttexture));
- R_Mesh_TexCoordPointer(0, 2, rsurface.texcoordtexture2f, rsurface.texcoordtexture2f_bufferobject, rsurface.texcoordtexture2f_bufferoffset);
- R_Mesh_TexCoordPointer(1, 3, rsurface.svector3f, rsurface.svector3f_bufferobject, rsurface.svector3f_bufferoffset);
- R_Mesh_TexCoordPointer(2, 3, rsurface.tvector3f, rsurface.tvector3f_bufferobject, rsurface.tvector3f_bufferoffset);
- R_Mesh_TexCoordPointer(3, 3, rsurface.normal3f, rsurface.normal3f_bufferobject, rsurface.normal3f_bufferoffset);
+ R_SetupShader_Surface(lightcolor, false, ambientscale, diffusescale, specularscale, RSURFPASS_RTLIGHT);
if (rsurface.texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
{
qglDepthFunc(GL_EQUAL);CHECKGLERROR
}
}
-static void R_Shadow_RenderLighting_Light_Dot3_Finalize(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, float r, float g, float b)
-{
- // shared final code for all the dot3 layers
- int renders;
- GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 0);
- for (renders = 0;renders < 64 && (r > 0 || g > 0 || b > 0);renders++, r--, g--, b--)
- {
- GL_Color(bound(0, r, 1), bound(0, g, 1), bound(0, b, 1), 1);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
- }
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_AmbientPass(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, rtexture_t *basetexture, float colorscale)
-{
- rmeshstate_t m;
- // colorscale accounts for how much we multiply the brightness
- // during combine.
- //
- // mult is how many times the final pass of the lighting will be
- // performed to get more brightness than otherwise possible.
- //
- // Limit mult to 64 for sanity sake.
- GL_Color(1,1,1,1);
- if (r_shadow_texture3d.integer && rsurface.rtlight->currentcubemap != r_texture_whitecube && r_textureunits.integer >= 4)
- {
- // 3 3D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(basetexture);
- m.pointer_texcoord[1] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[1] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[1] = rsurface.texture->currenttexmatrix;
- m.texcubemap[2] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[2] = rsurface.entitytolight;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && rsurface.rtlight->currentcubemap == r_texture_whitecube && r_textureunits.integer >= 2)
- {
- // 2 3D combine path (Geforce3, original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(basetexture);
- m.pointer_texcoord[1] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[1] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[1] = rsurface.texture->currenttexmatrix;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_textureunits.integer >= 4 && rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- // 4 2D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- m.tex[2] = R_GetTexture(basetexture);
- m.pointer_texcoord[2] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[2] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[2] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[3] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[3] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[3] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[3] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[3] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_textureunits.integer >= 3 && rsurface.rtlight->currentcubemap == r_texture_whitecube)
- {
- // 3 2D combine path (Geforce3, original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- m.tex[2] = R_GetTexture(basetexture);
- m.pointer_texcoord[2] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[2] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[2] = rsurface.texture->currenttexmatrix;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_TextureState(&m);
- R_Shadow_RenderLighting_Light_Dot3_Finalize(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_DiffusePass(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, rtexture_t *basetexture, rtexture_t *normalmaptexture, float colorscale)
-{
- rmeshstate_t m;
- // colorscale accounts for how much we multiply the brightness
- // during combine.
- //
- // mult is how many times the final pass of the lighting will be
- // performed to get more brightness than otherwise possible.
- //
- // Limit mult to 64 for sanity sake.
- GL_Color(1,1,1,1);
- // generate normalization cubemap texcoords
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(firstvertex, numvertices, numtriangles, element3i);
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 4)
- {
- // 3/2 3D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- m.tex3d[2] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[2] = rsurface.entitytoattenuationxyz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- // 1/2/2 3D combine path (original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap == r_texture_whitecube)
- {
- // 2/2 3D combine path (original Radeon)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationxyz;
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_textureunits.integer >= 4)
- {
- // 4/2 2D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[2] = rsurface.entitytoattenuationxyz;
- m.tex[3] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[3] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[3] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[3] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[3] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_TextureState(&m);
- R_Shadow_RenderLighting_Light_Dot3_Finalize(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3_SpecularPass(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, rtexture_t *glosstexture, rtexture_t *normalmaptexture, float colorscale)
-{
- float glossexponent;
- rmeshstate_t m;
- // FIXME: detect blendsquare!
- //if (!gl_support_blendsquare)
- // return;
- GL_Color(1,1,1,1);
- // generate normalization cubemap texcoords
- R_Shadow_GenTexCoords_Specular_NormalCubeMap(firstvertex, numvertices, numtriangles, element3i);
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- // 2/0/0/1/2 3D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second and third pass
- R_Mesh_ResetTextureState();
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- for (glossexponent = 2;glossexponent * 2 <= r_shadow_glossexponent.value;glossexponent *= 2)
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fourth pass
- memset(&m, 0, sizeof(m));
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fifth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && rsurface.rtlight->currentcubemap == r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
- {
- // 2/0/0/2 3D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second and third pass
- R_Mesh_ResetTextureState();
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- for (glossexponent = 2;glossexponent * 2 <= r_shadow_glossexponent.value;glossexponent *= 2)
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fourth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationxyz;
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else
- {
- // 2/0/0/2/2 2D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(normalmaptexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = rsurface.array_texcoord3f;
- m.pointer_texcoord_bufferobject[1] = 0;
- m.pointer_texcoord_bufferoffset[1] = 0;
- R_Mesh_TextureState(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // second and third pass
- R_Mesh_ResetTextureState();
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- for (glossexponent = 2;glossexponent * 2 <= r_shadow_glossexponent.value;glossexponent *= 2)
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fourth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[0] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[0] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[0] = rsurface.entitytoattenuationxyz;
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytoattenuationz;
- R_Mesh_TextureState(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- R_Mesh_Draw(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
-
- // fifth pass
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- if (rsurface.rtlight->currentcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(rsurface.rtlight->currentcubemap);
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- m.texmatrix[1] = rsurface.entitytolight;
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_TextureState(&m);
- R_Shadow_RenderLighting_Light_Dot3_Finalize(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
-}
-
-static void R_Shadow_RenderLighting_Light_Dot3(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
-{
- // ARB path (any Geforce, any Radeon)
- qboolean doambient = ambientscale > 0;
- qboolean dodiffuse = diffusescale > 0;
- qboolean dospecular = specularscale > 0;
- if (!doambient && !dodiffuse && !dospecular)
- return;
- R_Mesh_ColorPointer(NULL, 0, 0);
- if (doambient)
- R_Shadow_RenderLighting_Light_Dot3_AmbientPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, basetexture, ambientscale * r_refdef.view.colorscale);
- if (dodiffuse)
- R_Shadow_RenderLighting_Light_Dot3_DiffusePass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, basetexture, normalmaptexture, diffusescale * r_refdef.view.colorscale);
- if (dopants)
- {
- if (doambient)
- R_Shadow_RenderLighting_Light_Dot3_AmbientPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorpants, pantstexture, ambientscale * r_refdef.view.colorscale);
- if (dodiffuse)
- R_Shadow_RenderLighting_Light_Dot3_DiffusePass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorpants, pantstexture, normalmaptexture, diffusescale * r_refdef.view.colorscale);
- }
- if (doshirt)
- {
- if (doambient)
- R_Shadow_RenderLighting_Light_Dot3_AmbientPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorshirt, shirttexture, ambientscale * r_refdef.view.colorscale);
- if (dodiffuse)
- R_Shadow_RenderLighting_Light_Dot3_DiffusePass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorshirt, shirttexture, normalmaptexture, diffusescale * r_refdef.view.colorscale);
- }
- if (dospecular)
- R_Shadow_RenderLighting_Light_Dot3_SpecularPass(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, glosstexture, normalmaptexture, specularscale * r_refdef.view.colorscale);
-}
-
static void R_Shadow_RenderLighting_Light_Vertex_Pass(int firstvertex, int numvertices, int numtriangles, const int *element3i, vec3_t diffusecolor2, vec3_t ambientcolor2)
{
int renders;
const int *e;
float *c;
int maxtriangles = 4096;
- int newelements[4096*3];
+ static int newelements[4096*3];
R_Shadow_RenderLighting_Light_Vertex_Shading(firstvertex, numvertices, numtriangles, element3i, diffusecolor2, ambientcolor2);
- for (renders = 0;renders < 64;renders++)
+ for (renders = 0;renders < 4;renders++)
{
stop = true;
newfirstvertex = 0;
}
}
-static void R_Shadow_RenderLighting_Light_Vertex(int firstvertex, int numvertices, int numtriangles, const int *element3i, const vec3_t lightcolorbase, const vec3_t lightcolorpants, const vec3_t lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *normalmaptexture, rtexture_t *glosstexture, float ambientscale, float diffusescale, float specularscale, qboolean dopants, qboolean doshirt)
+static void R_Shadow_RenderLighting_Light_Vertex(int firstvertex, int numvertices, int numtriangles, const int *element3i, const vec3_t lightcolor, float ambientscale, float diffusescale)
{
// OpenGL 1.1 path (anything)
float ambientcolorbase[3], diffusecolorbase[3];
float ambientcolorpants[3], diffusecolorpants[3];
float ambientcolorshirt[3], diffusecolorshirt[3];
- rmeshstate_t m;
- VectorScale(lightcolorbase, ambientscale * 2 * r_refdef.view.colorscale, ambientcolorbase);
- VectorScale(lightcolorbase, diffusescale * 2 * r_refdef.view.colorscale, diffusecolorbase);
- VectorScale(lightcolorpants, ambientscale * 2 * r_refdef.view.colorscale, ambientcolorpants);
- VectorScale(lightcolorpants, diffusescale * 2 * r_refdef.view.colorscale, diffusecolorpants);
- VectorScale(lightcolorshirt, ambientscale * 2 * r_refdef.view.colorscale, ambientcolorshirt);
- VectorScale(lightcolorshirt, diffusescale * 2 * r_refdef.view.colorscale, diffusecolorshirt);
- memset(&m, 0, sizeof(m));
- m.tex[0] = R_GetTexture(basetexture);
- m.texmatrix[0] = rsurface.texture->currenttexmatrix;
- m.pointer_texcoord[0] = rsurface.texcoordtexture2f;
- m.pointer_texcoord_bufferobject[0] = rsurface.texcoordtexture2f_bufferobject;
- m.pointer_texcoord_bufferoffset[0] = rsurface.texcoordtexture2f_bufferoffset;
- if (r_textureunits.integer >= 2)
- {
- // voodoo2 or TNT
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.texmatrix[1] = rsurface.entitytoattenuationxyz;
- m.pointer_texcoord3f[1] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[1] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[1] = rsurface.vertex3f_bufferoffset;
- if (r_textureunits.integer >= 3)
- {
- // Voodoo4 or Kyro (or Geforce3/Radeon with gl_combine off)
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
- m.texmatrix[2] = rsurface.entitytoattenuationz;
- m.pointer_texcoord3f[2] = rsurface.vertex3f;
- m.pointer_texcoord_bufferobject[2] = rsurface.vertex3f_bufferobject;
- m.pointer_texcoord_bufferoffset[2] = rsurface.vertex3f_bufferoffset;
- }
+ const float *surfacecolor = rsurface.texture->dlightcolor;
+ const float *surfacepants = rsurface.colormap_pantscolor;
+ const float *surfaceshirt = rsurface.colormap_shirtcolor;
+ rtexture_t *basetexture = rsurface.texture->basetexture;
+ rtexture_t *pantstexture = rsurface.texture->pantstexture;
+ rtexture_t *shirttexture = rsurface.texture->shirttexture;
+ qboolean dopants = pantstexture && VectorLength2(surfacepants) >= (1.0f / 1048576.0f);
+ qboolean doshirt = shirttexture && VectorLength2(surfaceshirt) >= (1.0f / 1048576.0f);
+ ambientscale *= 2 * r_refdef.view.colorscale;
+ diffusescale *= 2 * r_refdef.view.colorscale;
+ ambientcolorbase[0] = lightcolor[0] * ambientscale * surfacecolor[0];ambientcolorbase[1] = lightcolor[1] * ambientscale * surfacecolor[1];ambientcolorbase[2] = lightcolor[2] * ambientscale * surfacecolor[2];
+ diffusecolorbase[0] = lightcolor[0] * diffusescale * surfacecolor[0];diffusecolorbase[1] = lightcolor[1] * diffusescale * surfacecolor[1];diffusecolorbase[2] = lightcolor[2] * diffusescale * surfacecolor[2];
+ ambientcolorpants[0] = ambientcolorbase[0] * surfacepants[0];ambientcolorpants[1] = ambientcolorbase[1] * surfacepants[1];ambientcolorpants[2] = ambientcolorbase[2] * surfacepants[2];
+ diffusecolorpants[0] = diffusecolorbase[0] * surfacepants[0];diffusecolorpants[1] = diffusecolorbase[1] * surfacepants[1];diffusecolorpants[2] = diffusecolorbase[2] * surfacepants[2];
+ ambientcolorshirt[0] = ambientcolorbase[0] * surfaceshirt[0];ambientcolorshirt[1] = ambientcolorbase[1] * surfaceshirt[1];ambientcolorshirt[2] = ambientcolorbase[2] * surfaceshirt[2];
+ diffusecolorshirt[0] = diffusecolorbase[0] * surfaceshirt[0];diffusecolorshirt[1] = diffusecolorbase[1] * surfaceshirt[1];diffusecolorshirt[2] = diffusecolorbase[2] * surfaceshirt[2];
+ R_Mesh_TexBind(0, basetexture);
+ R_Mesh_TexMatrix(0, &rsurface.texture->currenttexmatrix);
+ R_Mesh_TexCombine(0, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(0, 2, rsurface.texcoordtexture2f, rsurface.texcoordtexture2f_bufferobject, rsurface.texcoordtexture2f_bufferoffset);
+ switch(r_shadow_rendermode)
+ {
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN:
+ R_Mesh_TexBind(1, r_shadow_attenuation3dtexture);
+ R_Mesh_TexMatrix(1, &rsurface.entitytoattenuationxyz);
+ R_Mesh_TexCombine(1, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(1, 3, rsurface.vertex3f, rsurface.vertex3f_bufferobject, rsurface.vertex3f_bufferoffset);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN:
+ R_Mesh_TexBind(2, r_shadow_attenuation2dtexture);
+ R_Mesh_TexMatrix(2, &rsurface.entitytoattenuationz);
+ R_Mesh_TexCombine(2, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(2, 3, rsurface.vertex3f, rsurface.vertex3f_bufferobject, rsurface.vertex3f_bufferoffset);
+ // fall through
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN:
+ R_Mesh_TexBind(1, r_shadow_attenuation2dtexture);
+ R_Mesh_TexMatrix(1, &rsurface.entitytoattenuationxyz);
+ R_Mesh_TexCombine(1, GL_MODULATE, GL_MODULATE, 1, 1);
+ R_Mesh_TexCoordPointer(1, 3, rsurface.vertex3f, rsurface.vertex3f_bufferobject, rsurface.vertex3f_bufferoffset);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
+ break;
+ default:
+ break;
}
- R_Mesh_TextureState(&m);
- //R_Mesh_TexBind(0, R_GetTexture(basetexture));
+ //R_Mesh_TexBind(0, basetexture);
R_Shadow_RenderLighting_Light_Vertex_Pass(firstvertex, numvertices, numtriangles, element3i, diffusecolorbase, ambientcolorbase);
if (dopants)
{
- R_Mesh_TexBind(0, R_GetTexture(pantstexture));
+ R_Mesh_TexBind(0, pantstexture);
R_Shadow_RenderLighting_Light_Vertex_Pass(firstvertex, numvertices, numtriangles, element3i, diffusecolorpants, ambientcolorpants);
}
if (doshirt)
{
- R_Mesh_TexBind(0, R_GetTexture(shirttexture));
+ R_Mesh_TexBind(0, shirttexture);
R_Shadow_RenderLighting_Light_Vertex_Pass(firstvertex, numvertices, numtriangles, element3i, diffusecolorshirt, ambientcolorshirt);
}
}
void R_Shadow_RenderLighting(int firstvertex, int numvertices, int firsttriangle, int numtriangles, const int *element3i, const unsigned short *element3s, int element3i_bufferobject, int element3s_bufferobject)
{
float ambientscale, diffusescale, specularscale;
- vec3_t lightcolorbase, lightcolorpants, lightcolorshirt;
- rtexture_t *nmap;
- // calculate colors to render this texture with
- lightcolorbase[0] = rsurface.rtlight->currentcolor[0] * rsurface.texture->dlightcolor[0];
- lightcolorbase[1] = rsurface.rtlight->currentcolor[1] * rsurface.texture->dlightcolor[1];
- lightcolorbase[2] = rsurface.rtlight->currentcolor[2] * rsurface.texture->dlightcolor[2];
+ qboolean negated;
+ float lightcolor[3];
+ VectorCopy(rsurface.rtlight->currentcolor, lightcolor);
ambientscale = rsurface.rtlight->ambientscale;
diffusescale = rsurface.rtlight->diffusescale;
specularscale = rsurface.rtlight->specularscale * rsurface.texture->specularscale;
diffusescale = 0;
specularscale = 0;
}
- if ((ambientscale + diffusescale) * VectorLength2(lightcolorbase) + specularscale * VectorLength2(lightcolorbase) < (1.0f / 1048576.0f))
+ if ((ambientscale + diffusescale) * VectorLength2(lightcolor) + specularscale * VectorLength2(lightcolor) < (1.0f / 1048576.0f))
return;
- RSurf_SetupDepthAndCulling();
- nmap = rsurface.texture->currentskinframe->nmap;
- if (gl_lightmaps.integer)
- nmap = r_texture_blanknormalmap;
- if (rsurface.texture->colormapping && !gl_lightmaps.integer)
- {
- qboolean dopants = rsurface.texture->currentskinframe->pants != NULL && VectorLength2(rsurface.colormap_pantscolor) >= (1.0f / 1048576.0f);
- qboolean doshirt = rsurface.texture->currentskinframe->shirt != NULL && VectorLength2(rsurface.colormap_shirtcolor) >= (1.0f / 1048576.0f);
- if (dopants)
- {
- lightcolorpants[0] = lightcolorbase[0] * rsurface.colormap_pantscolor[0];
- lightcolorpants[1] = lightcolorbase[1] * rsurface.colormap_pantscolor[1];
- lightcolorpants[2] = lightcolorbase[2] * rsurface.colormap_pantscolor[2];
- }
- else
- VectorClear(lightcolorpants);
- if (doshirt)
- {
- lightcolorshirt[0] = lightcolorbase[0] * rsurface.colormap_shirtcolor[0];
- lightcolorshirt[1] = lightcolorbase[1] * rsurface.colormap_shirtcolor[1];
- lightcolorshirt[2] = lightcolorbase[2] * rsurface.colormap_shirtcolor[2];
- }
- else
- VectorClear(lightcolorshirt);
- switch (r_shadow_rendermode)
- {
- case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
- GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
- R_Shadow_RenderLighting_VisibleLighting(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
- break;
- case R_SHADOW_RENDERMODE_LIGHT_GLSL:
- R_Shadow_RenderLighting_Light_GLSL(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
- break;
- case R_SHADOW_RENDERMODE_LIGHT_DOT3:
- R_Shadow_RenderLighting_Light_Dot3(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
- break;
- case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
- R_Shadow_RenderLighting_Light_Vertex(firstvertex, numvertices, numtriangles, element3i + firsttriangle * 3, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface.texture->basetexture, rsurface.texture->currentskinframe->pants, rsurface.texture->currentskinframe->shirt, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, dopants, doshirt);
- break;
- default:
- Con_Printf("R_Shadow_RenderLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
- break;
- }
+ negated = (lightcolor[0] + lightcolor[1] + lightcolor[2] < 0) && vid.support.ext_blend_subtract;
+ if(negated)
+ {
+ VectorNegate(lightcolor, lightcolor);
+ qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT_EXT);
}
- else
+ RSurf_SetupDepthAndCulling();
+ switch (r_shadow_rendermode)
{
- switch (r_shadow_rendermode)
- {
- case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
- GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
- R_Shadow_RenderLighting_VisibleLighting(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
- break;
- case R_SHADOW_RENDERMODE_LIGHT_GLSL:
- R_Shadow_RenderLighting_Light_GLSL(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
- break;
- case R_SHADOW_RENDERMODE_LIGHT_DOT3:
- R_Shadow_RenderLighting_Light_Dot3(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
- break;
- case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
- R_Shadow_RenderLighting_Light_Vertex(firstvertex, numvertices, numtriangles, element3i + firsttriangle * 3, lightcolorbase, vec3_origin, vec3_origin, rsurface.texture->basetexture, r_texture_black, r_texture_black, nmap, rsurface.texture->glosstexture, ambientscale, diffusescale, specularscale, false, false);
- break;
- default:
- Con_Printf("R_Shadow_RenderLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
- break;
- }
+ case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
+ GL_DepthTest(!(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
+ R_Shadow_RenderLighting_VisibleLighting(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_GLSL:
+ R_Shadow_RenderLighting_Light_GLSL(firstvertex, numvertices, firsttriangle, numtriangles, element3i, element3s, element3i_bufferobject, element3s_bufferobject, lightcolor, ambientscale, diffusescale, specularscale);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX3DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2D1DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX2DATTEN:
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
+ R_Shadow_RenderLighting_Light_Vertex(firstvertex, numvertices, numtriangles, element3i + firsttriangle * 3, lightcolor, ambientscale, diffusescale);
+ break;
+ default:
+ Con_Printf("R_Shadow_RenderLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
+ break;
}
+ if(negated)
+ qglBlendEquationEXT(GL_FUNC_ADD_EXT);
}
void R_RTLight_Update(rtlight_t *rtlight, int isstatic, matrix4x4_t *matrix, vec3_t color, int style, const char *cubemapname, int shadow, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
// compile the light
rtlight->compiled = true;
+ rtlight->shadowmode = rtlight->shadow ? (int)r_shadow_shadowmode : -1;
rtlight->static_numleafs = 0;
rtlight->static_numleafpvsbytes = 0;
rtlight->static_leaflist = NULL;
rtlight->static_leafpvs = NULL;
rtlight->static_numsurfaces = 0;
rtlight->static_surfacelist = NULL;
+ rtlight->static_shadowmap_receivers = 0x3F;
+ rtlight->static_shadowmap_casters = 0x3F;
rtlight->cullmins[0] = rtlight->shadoworigin[0] - rtlight->radius;
rtlight->cullmins[1] = rtlight->shadoworigin[1] - rtlight->radius;
rtlight->cullmins[2] = rtlight->shadoworigin[2] - rtlight->radius;
if (model && model->GetLightInfo)
{
- // this variable must be set for the CompileShadowVolume code
+ // this variable must be set for the CompileShadowVolume/CompileShadowMap code
r_shadow_compilingrtlight = rtlight;
- R_Shadow_EnlargeLeafSurfaceTrisBuffer(model->brush.num_leafs, model->num_surfaces, model->brush.shadowmesh ? model->brush.shadowmesh->numtriangles : model->surfmesh.num_triangles, model->surfmesh.num_triangles);
- model->GetLightInfo(ent, rtlight->shadoworigin, rtlight->radius, rtlight->cullmins, rtlight->cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs);
+ model->GetLightInfo(ent, rtlight->shadoworigin, rtlight->radius, rtlight->cullmins, rtlight->cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs, 0, NULL);
numleafpvsbytes = (model->brush.num_leafs + 7) >> 3;
numshadowtrispvsbytes = ((model->brush.shadowmesh ? model->brush.shadowmesh->numtriangles : model->surfmesh.num_triangles) + 7) >> 3;
numlighttrispvsbytes = (model->surfmesh.num_triangles + 7) >> 3;
memcpy(rtlight->static_shadowtrispvs, r_shadow_buffer_shadowtrispvs, rtlight->static_numshadowtrispvsbytes);
if (rtlight->static_numlighttrispvsbytes)
memcpy(rtlight->static_lighttrispvs, r_shadow_buffer_lighttrispvs, rtlight->static_numlighttrispvsbytes);
- if (model->CompileShadowVolume && rtlight->shadow)
- model->CompileShadowVolume(ent, rtlight->shadoworigin, NULL, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist);
+ switch (rtlight->shadowmode)
+ {
+ case R_SHADOW_SHADOWMODE_SHADOWMAP2D:
+ case R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE:
+ case R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE:
+ if (model->CompileShadowMap && rtlight->shadow)
+ model->CompileShadowMap(ent, rtlight->shadoworigin, NULL, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist);
+ break;
+ default:
+ if (model->CompileShadowVolume && rtlight->shadow)
+ model->CompileShadowVolume(ent, rtlight->shadoworigin, NULL, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist);
+ break;
+ }
// now we're done compiling the rtlight
r_shadow_compilingrtlight = NULL;
}
if (CHECKPVSBIT(rtlight->static_shadowtrispvs, i))
shadowtris++;
- if (developer.integer >= 10)
- Con_Printf("static light built: %f %f %f : %f %f %f box, %i light triangles, %i shadow triangles, %i zpass/%i zfail compiled shadow volume triangles\n", rtlight->cullmins[0], rtlight->cullmins[1], rtlight->cullmins[2], rtlight->cullmaxs[0], rtlight->cullmaxs[1], rtlight->cullmaxs[2], lighttris, shadowtris, shadowzpasstris, shadowzfailtris);
+ if (developer_extra.integer)
+ Con_DPrintf("static light built: %f %f %f : %f %f %f box, %i light triangles, %i shadow triangles, %i zpass/%i zfail compiled shadow volume triangles\n", rtlight->cullmins[0], rtlight->cullmins[1], rtlight->cullmins[2], rtlight->cullmaxs[0], rtlight->cullmaxs[1], rtlight->cullmaxs[2], lighttris, shadowtris, shadowzpasstris, shadowzfailtris);
}
void R_RTLight_Uncompile(rtlight_t *rtlight)
if (rtlight->static_meshchain_shadow_zfail)
Mod_ShadowMesh_Free(rtlight->static_meshchain_shadow_zfail);
rtlight->static_meshchain_shadow_zfail = NULL;
+ if (rtlight->static_meshchain_shadow_shadowmap)
+ Mod_ShadowMesh_Free(rtlight->static_meshchain_shadow_shadowmap);
+ rtlight->static_meshchain_shadow_shadowmap = NULL;
// these allocations are grouped
if (rtlight->static_surfacelist)
Mem_Free(rtlight->static_surfacelist);
int i, j;
mplane_t plane;
// reset the count of frustum planes
- // see rsurface.rtlight_frustumplanes definition for how much this array
+ // see rtlight->cached_frustumplanes definition for how much this array
// can hold
- rsurface.rtlight_numfrustumplanes = 0;
+ rtlight->cached_numfrustumplanes = 0;
// haven't implemented a culling path for ortho rendering
if (!r_refdef.view.useperspective)
break;
if (i == 4)
for (i = 0;i < 4;i++)
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = r_refdef.view.frustum[i];
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = r_refdef.view.frustum[i];
return;
}
if (PlaneDiff(rtlight->shadoworigin, &r_refdef.view.frustum[i]) < -0.03125)
continue;
// copy the plane
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = r_refdef.view.frustum[i];
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = r_refdef.view.frustum[i];
}
// if all the standard frustum planes were accepted, the light is onscreen
// otherwise we need to generate some more planes below...
- if (rsurface.rtlight_numfrustumplanes < 4)
+ if (rtlight->cached_numfrustumplanes < 4)
{
// at least one of the stock frustum planes failed, so we need to
// create one or two custom planes to enclose the light origin
// we have created a valid plane, compute extra info
PlaneClassify(&plane);
// copy the plane
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = plane;
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = plane;
#if 1
// if we've found 5 frustum planes then we have constructed a
// proper split-side case and do not need to keep searching for
// planes to enclose the light origin
- if (rsurface.rtlight_numfrustumplanes == 5)
+ if (rtlight->cached_numfrustumplanes == 5)
break;
#endif
}
#endif
#if 0
- for (i = 0;i < rsurface.rtlight_numfrustumplanes;i++)
+ for (i = 0;i < rtlight->cached_numfrustumplanes;i++)
{
- plane = rsurface.rtlight_frustumplanes[i];
+ plane = rtlight->cached_frustumplanes[i];
Con_Printf("light %p plane #%i %f %f %f : %f (%f %f %f %f %f)\n", rtlight, i, plane.normal[0], plane.normal[1], plane.normal[2], plane.dist, PlaneDiff(r_refdef.view.frustumcorner[0], &plane), PlaneDiff(r_refdef.view.frustumcorner[1], &plane), PlaneDiff(r_refdef.view.frustumcorner[2], &plane), PlaneDiff(r_refdef.view.frustumcorner[3], &plane), PlaneDiff(rtlight->shadoworigin, &plane));
}
#endif
VectorSubtract(plane.normal, rtlight->shadoworigin, plane.normal);
plane.dist = VectorNormalizeLength(plane.normal);
plane.dist += DotProduct(plane.normal, rtlight->shadoworigin);
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = plane;
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = plane;
}
}
#endif
{
VectorClear(plane.normal);
plane.normal[i >> 1] = (i & 1) ? -1 : 1;
- plane.dist = (i & 1) ? -rsurface.rtlight_cullmaxs[i >> 1] : rsurface.rtlight_cullmins[i >> 1];
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = plane;
+ plane.dist = (i & 1) ? -rtlight->cached_cullmaxs[i >> 1] : rtlight->cached_cullmins[i >> 1];
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = plane;
}
#endif
vec_t bestdist;
// reduce all plane distances to tightly fit the rtlight cull box, which
// is in worldspace
- VectorSet(points[0], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[1], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[2], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[3], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmins[2]);
- VectorSet(points[4], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmaxs[2]);
- VectorSet(points[5], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmins[1], rsurface.rtlight_cullmaxs[2]);
- VectorSet(points[6], rsurface.rtlight_cullmins[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmaxs[2]);
- VectorSet(points[7], rsurface.rtlight_cullmaxs[0], rsurface.rtlight_cullmaxs[1], rsurface.rtlight_cullmaxs[2]);
- oldnum = rsurface.rtlight_numfrustumplanes;
- rsurface.rtlight_numfrustumplanes = 0;
+ VectorSet(points[0], rtlight->cached_cullmins[0], rtlight->cached_cullmins[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[1], rtlight->cached_cullmaxs[0], rtlight->cached_cullmins[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[2], rtlight->cached_cullmins[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[3], rtlight->cached_cullmaxs[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmins[2]);
+ VectorSet(points[4], rtlight->cached_cullmins[0], rtlight->cached_cullmins[1], rtlight->cached_cullmaxs[2]);
+ VectorSet(points[5], rtlight->cached_cullmaxs[0], rtlight->cached_cullmins[1], rtlight->cached_cullmaxs[2]);
+ VectorSet(points[6], rtlight->cached_cullmins[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmaxs[2]);
+ VectorSet(points[7], rtlight->cached_cullmaxs[0], rtlight->cached_cullmaxs[1], rtlight->cached_cullmaxs[2]);
+ oldnum = rtlight->cached_numfrustumplanes;
+ rtlight->cached_numfrustumplanes = 0;
for (j = 0;j < oldnum;j++)
{
// find the nearest point on the box to this plane
- bestdist = DotProduct(rsurface.rtlight_frustumplanes[j].normal, points[0]);
+ bestdist = DotProduct(rtlight->cached_frustumplanes[j].normal, points[0]);
for (i = 1;i < 8;i++)
{
- dist = DotProduct(rsurface.rtlight_frustumplanes[j].normal, points[i]);
+ dist = DotProduct(rtlight->cached_frustumplanes[j].normal, points[i]);
if (bestdist > dist)
bestdist = dist;
}
- Con_Printf("light %p %splane #%i %f %f %f : %f < %f\n", rtlight, rsurface.rtlight_frustumplanes[j].dist < bestdist + 0.03125 ? "^2" : "^1", j, rsurface.rtlight_frustumplanes[j].normal[0], rsurface.rtlight_frustumplanes[j].normal[1], rsurface.rtlight_frustumplanes[j].normal[2], rsurface.rtlight_frustumplanes[j].dist, bestdist);
+ Con_Printf("light %p %splane #%i %f %f %f : %f < %f\n", rtlight, rtlight->cached_frustumplanes[j].dist < bestdist + 0.03125 ? "^2" : "^1", j, rtlight->cached_frustumplanes[j].normal[0], rtlight->cached_frustumplanes[j].normal[1], rtlight->cached_frustumplanes[j].normal[2], rtlight->cached_frustumplanes[j].dist, bestdist);
// if the nearest point is near or behind the plane, we want this
// plane, otherwise the plane is useless as it won't cull anything
- if (rsurface.rtlight_frustumplanes[j].dist < bestdist + 0.03125)
+ if (rtlight->cached_frustumplanes[j].dist < bestdist + 0.03125)
{
- PlaneClassify(&rsurface.rtlight_frustumplanes[j]);
- rsurface.rtlight_frustumplanes[rsurface.rtlight_numfrustumplanes++] = rsurface.rtlight_frustumplanes[j];
+ PlaneClassify(&rtlight->cached_frustumplanes[j]);
+ rtlight->cached_frustumplanes[rtlight->cached_numfrustumplanes++] = rtlight->cached_frustumplanes[j];
}
}
}
#endif
}
-void R_Shadow_DrawWorldShadow(int numsurfaces, int *surfacelist, const unsigned char *trispvs)
+void R_Shadow_DrawWorldShadow_ShadowMap(int numsurfaces, int *surfacelist, const unsigned char *trispvs, const unsigned char *surfacesides)
+{
+ shadowmesh_t *mesh;
+
+ RSurf_ActiveWorldEntity();
+
+ if (rsurface.rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
+ {
+ CHECKGLERROR
+ GL_CullFace(GL_NONE);
+ mesh = rsurface.rtlight->static_meshchain_shadow_shadowmap;
+ for (;mesh;mesh = mesh->next)
+ {
+ if (!mesh->sidetotals[r_shadow_shadowmapside])
+ continue;
+ r_refdef.stats.lights_shadowtriangles += mesh->sidetotals[r_shadow_shadowmapside];
+ R_Mesh_VertexPointer(mesh->vertex3f, mesh->vbo, mesh->vbooffset_vertex3f);
+ R_Mesh_Draw(0, mesh->numverts, mesh->sideoffsets[r_shadow_shadowmapside], mesh->sidetotals[r_shadow_shadowmapside], mesh->element3i, mesh->element3s, mesh->ebo3i, mesh->ebo3s);
+ }
+ CHECKGLERROR
+ }
+ else if (r_refdef.scene.worldentity->model)
+ r_refdef.scene.worldmodel->DrawShadowMap(r_shadow_shadowmapside, r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, surfacesides, rsurface.rtlight->cached_cullmins, rsurface.rtlight->cached_cullmaxs);
+
+ rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
+}
+
+void R_Shadow_DrawWorldShadow_ShadowVolume(int numsurfaces, int *surfacelist, const unsigned char *trispvs)
{
- qboolean zpass;
+ qboolean zpass = false;
shadowmesh_t *mesh;
int t, tend;
int surfacelistindex;
msurface_t *surface;
RSurf_ActiveWorldEntity();
- if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D)
- {
- if (r_refdef.scene.worldentity->model)
- r_refdef.scene.worldmodel->DrawShadowMap(r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs);
- rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
- return;
- }
if (rsurface.rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
{
CHECKGLERROR
- zpass = R_Shadow_UseZPass(r_refdef.scene.worldmodel->normalmins, r_refdef.scene.worldmodel->normalmaxs);
- R_Shadow_RenderMode_StencilShadowVolumes(zpass);
+ if (r_shadow_rendermode != R_SHADOW_RENDERMODE_VISIBLEVOLUMES)
+ {
+ zpass = R_Shadow_UseZPass(r_refdef.scene.worldmodel->normalmins, r_refdef.scene.worldmodel->normalmaxs);
+ R_Shadow_RenderMode_StencilShadowVolumes(zpass);
+ }
mesh = zpass ? rsurface.rtlight->static_meshchain_shadow_zpass : rsurface.rtlight->static_meshchain_shadow_zfail;
for (;mesh;mesh = mesh->next)
{
r_refdef.stats.lights_shadowtriangles += mesh->numtriangles;
R_Mesh_VertexPointer(mesh->vertex3f, mesh->vbo, mesh->vbooffset_vertex3f);
- GL_LockArrays(0, mesh->numverts);
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_ZPASS_STENCIL)
{
// increment stencil if frontface is infront of depthbuffer
qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
}
R_Mesh_Draw(0, mesh->numverts, 0, mesh->numtriangles, mesh->element3i, mesh->element3s, mesh->ebo3i, mesh->ebo3s);
- GL_LockArrays(0, 0);
}
CHECKGLERROR
}
- else if (numsurfaces && r_refdef.scene.worldmodel->brush.shadowmesh && r_shadow_culltriangles.integer)
+ else if (numsurfaces && r_refdef.scene.worldmodel->brush.shadowmesh)
{
+ // use the shadow trispvs calculated earlier by GetLightInfo to cull world triangles on this dynamic light
R_Shadow_PrepareShadowMark(r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles);
for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
{
R_Shadow_VolumeFromList(r_refdef.scene.worldmodel->brush.shadowmesh->numverts, r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles, r_refdef.scene.worldmodel->brush.shadowmesh->vertex3f, r_refdef.scene.worldmodel->brush.shadowmesh->element3i, r_refdef.scene.worldmodel->brush.shadowmesh->neighbor3i, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius + r_refdef.scene.worldmodel->radius*2 + r_shadow_projectdistance.value, numshadowmark, shadowmarklist, r_refdef.scene.worldmodel->normalmins, r_refdef.scene.worldmodel->normalmaxs);
}
else if (numsurfaces)
- r_refdef.scene.worldmodel->DrawShadowVolume(r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs);
+ r_refdef.scene.worldmodel->DrawShadowVolume(r_refdef.scene.worldentity, rsurface.rtlight->shadoworigin, NULL, rsurface.rtlight->radius, numsurfaces, surfacelist, rsurface.rtlight->cached_cullmins, rsurface.rtlight->cached_cullmaxs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
{
vec3_t relativeshadoworigin, relativeshadowmins, relativeshadowmaxs;
vec_t relativeshadowradius;
- RSurf_ActiveModelEntity(ent, false, false);
+ RSurf_ActiveModelEntity(ent, false, false, false);
Matrix4x4_Transform(&ent->inversematrix, rsurface.rtlight->shadoworigin, relativeshadoworigin);
+ // we need to re-init the shader for each entity because the matrix changed
relativeshadowradius = rsurface.rtlight->radius / ent->scale;
relativeshadowmins[0] = relativeshadoworigin[0] - relativeshadowradius;
relativeshadowmins[1] = relativeshadoworigin[1] - relativeshadowradius;
relativeshadowmaxs[1] = relativeshadoworigin[1] + relativeshadowradius;
relativeshadowmaxs[2] = relativeshadoworigin[2] + relativeshadowradius;
if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPRECTANGLE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAPCUBESIDE || r_shadow_rendermode == R_SHADOW_RENDERMODE_SHADOWMAP2D)
- ent->model->DrawShadowMap(ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
+ {
+ ent->model->DrawShadowMap(r_shadow_shadowmapside, ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, NULL, relativeshadowmins, relativeshadowmaxs);
+ }
else
ent->model->DrawShadowVolume(ent, relativeshadoworigin, NULL, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
void R_Shadow_SetupEntityLight(const entity_render_t *ent)
{
// set up properties for rendering light onto this entity
- RSurf_ActiveModelEntity(ent, true, true);
+ RSurf_ActiveModelEntity(ent, true, true, false);
GL_AlphaTest(false);
Matrix4x4_Concat(&rsurface.entitytolight, &rsurface.rtlight->matrix_worldtolight, &ent->matrix);
Matrix4x4_Concat(&rsurface.entitytoattenuationxyz, &matrix_attenuationxyz, &rsurface.entitytolight);
Matrix4x4_Concat(&rsurface.entitytoattenuationz, &matrix_attenuationz, &rsurface.entitytolight);
Matrix4x4_Transform(&ent->inversematrix, rsurface.rtlight->shadoworigin, rsurface.entitylightorigin);
- if (r_shadow_lightingrendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
- R_Mesh_TexMatrix(3, &rsurface.entitytolight);
}
-void R_Shadow_DrawWorldLight(int numsurfaces, int *surfacelist, const unsigned char *trispvs)
+void R_Shadow_DrawWorldLight(int numsurfaces, int *surfacelist, const unsigned char *lighttrispvs)
{
if (!r_refdef.scene.worldmodel->DrawLight)
return;
Matrix4x4_Concat(&rsurface.entitytoattenuationxyz, &matrix_attenuationxyz, &rsurface.entitytolight);
Matrix4x4_Concat(&rsurface.entitytoattenuationz, &matrix_attenuationz, &rsurface.entitytolight);
VectorCopy(rsurface.rtlight->shadoworigin, rsurface.entitylightorigin);
- if (r_shadow_lightingrendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
- R_Mesh_TexMatrix(3, &rsurface.entitytolight);
- r_refdef.scene.worldmodel->DrawLight(r_refdef.scene.worldentity, numsurfaces, surfacelist, trispvs);
+ r_refdef.scene.worldmodel->DrawLight(r_refdef.scene.worldentity, numsurfaces, surfacelist, lighttrispvs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
-/*
-{{ 0, 0, 0}, "px", true, true, true},
-{{ 0, 90, 0}, "py", false, true, false},
-{{ 0, 180, 0}, "nx", false, false, true},
-{{ 0, 270, 0}, "ny", true, false, false},
-{{-90, 180, 0}, "pz", false, false, true},
-{{ 90, 180, 0}, "nz", false, false, true}
-*/
-
-static const double shadowviewmat16[6][4][4] =
-{
- {
- {-1, 0, 0, 0},
- { 0, -1, 0, 0},
- { 0, 0, 1, 0},
- { 0, 0, 0, 1},
- },
- {
- { 0, -1, 0, 0},
- {-1, 0, 0, 0},
- { 0, 0, 1, 0},
- { 0, 0, 0, 1},
- },
- {
- {-1, 0, 0, 0},
- { 0, -1, 0, 0},
- { 0, 0, 1, 0},
- { 0, 0, 0, 1},
- },
- {
- { 0, -1, 0, 0},
- {-1, 0, 0, 0},
- { 0, 0, 1, 0},
- { 0, 0, 0, 1},
- },
- {
- { 0, 0, 1, 0},
- { 0, -1, 0, 0},
- { 1, 0, 0, 0},
- { 0, 0, 0, 1},
- },
- {
- { 0, 0, -1, 0},
- { 0, -1, 0, 0},
- {-1, 0, 0, 0},
- { 0, 0, 0, 1},
- },
-};
-
-void R_DrawRTLight(rtlight_t *rtlight, qboolean visible)
+void R_Shadow_PrepareLight(rtlight_t *rtlight)
{
int i;
float f;
int numleafs, numsurfaces;
int *leaflist, *surfacelist;
- unsigned char *leafpvs, *shadowtrispvs, *lighttrispvs;
+ unsigned char *leafpvs, *shadowtrispvs, *lighttrispvs, *surfacesides;
int numlightentities;
int numlightentities_noselfshadow;
int numshadowentities;
static entity_render_t *lightentities_noselfshadow[MAX_EDICTS];
static entity_render_t *shadowentities[MAX_EDICTS];
static entity_render_t *shadowentities_noselfshadow[MAX_EDICTS];
- vec3_t nearestpoint;
- vec_t distance;
- qboolean castshadows;
- int lodlinear;
+
+ rtlight->draw = false;
// skip lights that don't light because of ambientscale+diffusescale+specularscale being 0 (corona only lights)
// skip lights that are basically invisible (color 0 0 0)
// all at once at the start of a level, not when it stalls gameplay.
// (especially important to benchmarks)
// compile light
- if (rtlight->isstatic && !rtlight->compiled && r_shadow_realtime_world_compile.integer)
+ if (rtlight->isstatic && (!rtlight->compiled || (rtlight->shadow && rtlight->shadowmode != (int)r_shadow_shadowmode)) && r_shadow_realtime_world_compile.integer)
+ {
+ if (rtlight->compiled)
+ R_RTLight_Uncompile(rtlight);
R_RTLight_Compile(rtlight);
+ }
+
// load cubemap
rtlight->currentcubemap = rtlight->cubemapname[0] ? R_Shadow_Cubemap(rtlight->cubemapname) : r_texture_whitecube;
if (R_CullBox(rtlight->cullmins, rtlight->cullmaxs))
return;
- VectorCopy(rtlight->cullmins, rsurface.rtlight_cullmins);
- VectorCopy(rtlight->cullmaxs, rsurface.rtlight_cullmaxs);
+ VectorCopy(rtlight->cullmins, rtlight->cached_cullmins);
+ VectorCopy(rtlight->cullmaxs, rtlight->cached_cullmaxs);
+
+ R_Shadow_ComputeShadowCasterCullingPlanes(rtlight);
if (rtlight->compiled && r_shadow_realtime_world_compile.integer)
{
leafpvs = rtlight->static_leafpvs;
numsurfaces = rtlight->static_numsurfaces;
surfacelist = rtlight->static_surfacelist;
+ surfacesides = NULL;
shadowtrispvs = rtlight->static_shadowtrispvs;
lighttrispvs = rtlight->static_lighttrispvs;
}
{
// dynamic light, world available and can receive realtime lighting
// calculate lit surfaces and leafs
- R_Shadow_EnlargeLeafSurfaceTrisBuffer(r_refdef.scene.worldmodel->brush.num_leafs, r_refdef.scene.worldmodel->num_surfaces, r_refdef.scene.worldmodel->brush.shadowmesh ? r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles : r_refdef.scene.worldmodel->surfmesh.num_triangles, r_refdef.scene.worldmodel->surfmesh.num_triangles);
- r_refdef.scene.worldmodel->GetLightInfo(r_refdef.scene.worldentity, rtlight->shadoworigin, rtlight->radius, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs);
+ r_refdef.scene.worldmodel->GetLightInfo(r_refdef.scene.worldentity, rtlight->shadoworigin, rtlight->radius, rtlight->cached_cullmins, rtlight->cached_cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces, r_shadow_buffer_shadowtrispvs, r_shadow_buffer_lighttrispvs, r_shadow_buffer_visitingleafpvs, rtlight->cached_numfrustumplanes, rtlight->cached_frustumplanes);
+ R_Shadow_ComputeShadowCasterCullingPlanes(rtlight);
leaflist = r_shadow_buffer_leaflist;
leafpvs = r_shadow_buffer_leafpvs;
surfacelist = r_shadow_buffer_surfacelist;
+ surfacesides = r_shadow_buffer_surfacesides;
shadowtrispvs = r_shadow_buffer_shadowtrispvs;
lighttrispvs = r_shadow_buffer_lighttrispvs;
// if the reduced leaf bounds are offscreen, skip it
- if (R_CullBox(rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs))
+ if (R_CullBox(rtlight->cached_cullmins, rtlight->cached_cullmaxs))
return;
}
else
leafpvs = NULL;
numsurfaces = 0;
surfacelist = NULL;
+ surfacesides = NULL;
shadowtrispvs = NULL;
lighttrispvs = NULL;
}
if (i == numleafs)
return;
}
- // set up a scissor rectangle for this light
- if (R_Shadow_ScissorForBBox(rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs))
- return;
-
- R_Shadow_ComputeShadowCasterCullingPlanes(rtlight);
// make a list of lit entities and shadow casting entities
numlightentities = 0;
numlightentities_noselfshadow = 0;
numshadowentities = 0;
numshadowentities_noselfshadow = 0;
+
// add dynamic entities that are lit by the light
- if (r_drawentities.integer)
+ for (i = 0;i < r_refdef.scene.numentities;i++)
{
- for (i = 0;i < r_refdef.scene.numentities;i++)
+ dp_model_t *model;
+ entity_render_t *ent = r_refdef.scene.entities[i];
+ vec3_t org;
+ if (!BoxesOverlap(ent->mins, ent->maxs, rtlight->cached_cullmins, rtlight->cached_cullmaxs))
+ continue;
+ // skip the object entirely if it is not within the valid
+ // shadow-casting region (which includes the lit region)
+ if (R_CullBoxCustomPlanes(ent->mins, ent->maxs, rtlight->cached_numfrustumplanes, rtlight->cached_frustumplanes))
+ continue;
+ if (!(model = ent->model))
+ continue;
+ if (r_refdef.viewcache.entityvisible[i] && model->DrawLight && (ent->flags & RENDER_LIGHT))
{
- dp_model_t *model;
- entity_render_t *ent = r_refdef.scene.entities[i];
- vec3_t org;
- if (!BoxesOverlap(ent->mins, ent->maxs, rsurface.rtlight_cullmins, rsurface.rtlight_cullmaxs))
+ // this entity wants to receive light, is visible, and is
+ // inside the light box
+ // TODO: check if the surfaces in the model can receive light
+ // so now check if it's in a leaf seen by the light
+ if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
continue;
- // skip the object entirely if it is not within the valid
- // shadow-casting region (which includes the lit region)
- if (R_CullBoxCustomPlanes(ent->mins, ent->maxs, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
- continue;
- if (!(model = ent->model))
- continue;
- if (r_refdef.viewcache.entityvisible[i] && model->DrawLight && (ent->flags & RENDER_LIGHT))
+ if (ent->flags & RENDER_NOSELFSHADOW)
+ lightentities_noselfshadow[numlightentities_noselfshadow++] = ent;
+ else
+ lightentities[numlightentities++] = ent;
+ // since it is lit, it probably also casts a shadow...
+ // about the VectorDistance2 - light emitting entities should not cast their own shadow
+ Matrix4x4_OriginFromMatrix(&ent->matrix, org);
+ if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
{
- // this entity wants to receive light, is visible, and is
- // inside the light box
- // TODO: check if the surfaces in the model can receive light
- // so now check if it's in a leaf seen by the light
- if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
- continue;
- if (ent->flags & RENDER_NOSELFSHADOW)
- lightentities_noselfshadow[numlightentities_noselfshadow++] = ent;
+ // note: exterior models without the RENDER_NOSELFSHADOW
+ // flag still create a RENDER_NOSELFSHADOW shadow but
+ // are lit normally, this means that they are
+ // self-shadowing but do not shadow other
+ // RENDER_NOSELFSHADOW entities such as the gun
+ // (very weird, but keeps the player shadow off the gun)
+ if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
+ shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
else
- lightentities[numlightentities++] = ent;
- // since it is lit, it probably also casts a shadow...
- // about the VectorDistance2 - light emitting entities should not cast their own shadow
- Matrix4x4_OriginFromMatrix(&ent->matrix, org);
- if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
- {
- // note: exterior models without the RENDER_NOSELFSHADOW
- // flag still create a RENDER_NOSELFSHADOW shadow but
- // are lit normally, this means that they are
- // self-shadowing but do not shadow other
- // RENDER_NOSELFSHADOW entities such as the gun
- // (very weird, but keeps the player shadow off the gun)
- if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
- shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
- else
- shadowentities[numshadowentities++] = ent;
- }
+ shadowentities[numshadowentities++] = ent;
}
- else if (ent->flags & RENDER_SHADOW)
+ }
+ else if (ent->flags & RENDER_SHADOW)
+ {
+ // this entity is not receiving light, but may still need to
+ // cast a shadow...
+ // TODO: check if the surfaces in the model can cast shadow
+ // now check if it is in a leaf seen by the light
+ if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
+ continue;
+ // about the VectorDistance2 - light emitting entities should not cast their own shadow
+ Matrix4x4_OriginFromMatrix(&ent->matrix, org);
+ if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
{
- // this entity is not receiving light, but may still need to
- // cast a shadow...
- // TODO: check if the surfaces in the model can cast shadow
- // now check if it is in a leaf seen by the light
- if (r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS && !r_refdef.scene.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.scene.worldmodel, leafpvs, ent->mins, ent->maxs))
- continue;
- // about the VectorDistance2 - light emitting entities should not cast their own shadow
- Matrix4x4_OriginFromMatrix(&ent->matrix, org);
- if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
- {
- if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
- shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
- else
- shadowentities[numshadowentities++] = ent;
- }
+ if (ent->flags & (RENDER_NOSELFSHADOW | RENDER_EXTERIORMODEL))
+ shadowentities_noselfshadow[numshadowentities_noselfshadow++] = ent;
+ else
+ shadowentities[numshadowentities++] = ent;
}
}
}
// return if there's nothing at all to light
- if (!numlightentities && !numsurfaces)
+ if (numsurfaces + numlightentities + numlightentities_noselfshadow == 0)
+ return;
+
+ // count this light in the r_speeds
+ r_refdef.stats.lights++;
+
+ // flag it as worth drawing later
+ rtlight->draw = true;
+
+ // cache all the animated entities that cast a shadow but are not visible
+ for (i = 0;i < numshadowentities;i++)
+ if (!shadowentities[i]->animcache_vertex3f)
+ R_AnimCache_GetEntity(shadowentities[i], false, false);
+ for (i = 0;i < numshadowentities_noselfshadow;i++)
+ if (!shadowentities_noselfshadow[i]->animcache_vertex3f)
+ R_AnimCache_GetEntity(shadowentities_noselfshadow[i], false, false);
+
+ // allocate some temporary memory for rendering this light later in the frame
+ // reusable buffers need to be copied, static data can be used as-is
+ rtlight->cached_numlightentities = numlightentities;
+ rtlight->cached_numlightentities_noselfshadow = numlightentities_noselfshadow;
+ rtlight->cached_numshadowentities = numshadowentities;
+ rtlight->cached_numshadowentities_noselfshadow = numshadowentities_noselfshadow;
+ rtlight->cached_numsurfaces = numsurfaces;
+ rtlight->cached_lightentities = (entity_render_t**)R_FrameData_Store(numlightentities*sizeof(entity_render_t*), (void*)lightentities);
+ rtlight->cached_lightentities_noselfshadow = (entity_render_t**)R_FrameData_Store(numlightentities_noselfshadow*sizeof(entity_render_t*), (void*)lightentities_noselfshadow);
+ rtlight->cached_shadowentities = (entity_render_t**)R_FrameData_Store(numshadowentities*sizeof(entity_render_t*), (void*)shadowentities);
+ rtlight->cached_shadowentities_noselfshadow = (entity_render_t**)R_FrameData_Store(numshadowentities_noselfshadow*sizeof(entity_render_t *), (void*)shadowentities_noselfshadow);
+ if (shadowtrispvs == r_shadow_buffer_shadowtrispvs)
+ {
+ int numshadowtrispvsbytes = (((r_refdef.scene.worldmodel->brush.shadowmesh ? r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles : r_refdef.scene.worldmodel->surfmesh.num_triangles) + 7) >> 3);
+ int numlighttrispvsbytes = ((r_refdef.scene.worldmodel->surfmesh.num_triangles + 7) >> 3);
+ rtlight->cached_shadowtrispvs = (unsigned char *)R_FrameData_Store(numshadowtrispvsbytes, shadowtrispvs);
+ rtlight->cached_lighttrispvs = (unsigned char *)R_FrameData_Store(numlighttrispvsbytes, lighttrispvs);
+ rtlight->cached_surfacelist = (int*)R_FrameData_Store(numsurfaces*sizeof(int), (void*)surfacelist);
+ }
+ else
+ {
+ // compiled light data
+ rtlight->cached_shadowtrispvs = shadowtrispvs;
+ rtlight->cached_lighttrispvs = lighttrispvs;
+ rtlight->cached_surfacelist = surfacelist;
+ }
+}
+
+void R_Shadow_DrawLight(rtlight_t *rtlight)
+{
+ int i;
+ int numsurfaces;
+ unsigned char *shadowtrispvs, *lighttrispvs, *surfacesides;
+ int numlightentities;
+ int numlightentities_noselfshadow;
+ int numshadowentities;
+ int numshadowentities_noselfshadow;
+ entity_render_t **lightentities;
+ entity_render_t **lightentities_noselfshadow;
+ entity_render_t **shadowentities;
+ entity_render_t **shadowentities_noselfshadow;
+ int *surfacelist;
+ static unsigned char entitysides[MAX_EDICTS];
+ static unsigned char entitysides_noselfshadow[MAX_EDICTS];
+ vec3_t nearestpoint;
+ vec_t distance;
+ qboolean castshadows;
+ int lodlinear;
+
+ // check if we cached this light this frame (meaning it is worth drawing)
+ if (!rtlight->draw)
+ return;
+
+ // if R_FrameData_Store ran out of space we skip anything dependent on it
+ if (r_framedata_failed)
+ return;
+
+ numlightentities = rtlight->cached_numlightentities;
+ numlightentities_noselfshadow = rtlight->cached_numlightentities_noselfshadow;
+ numshadowentities = rtlight->cached_numshadowentities;
+ numshadowentities_noselfshadow = rtlight->cached_numshadowentities_noselfshadow;
+ numsurfaces = rtlight->cached_numsurfaces;
+ lightentities = rtlight->cached_lightentities;
+ lightentities_noselfshadow = rtlight->cached_lightentities_noselfshadow;
+ shadowentities = rtlight->cached_shadowentities;
+ shadowentities_noselfshadow = rtlight->cached_shadowentities_noselfshadow;
+ shadowtrispvs = rtlight->cached_shadowtrispvs;
+ lighttrispvs = rtlight->cached_lighttrispvs;
+ surfacelist = rtlight->cached_surfacelist;
+
+ // set up a scissor rectangle for this light
+ if (R_Shadow_ScissorForBBox(rtlight->cached_cullmins, rtlight->cached_cullmaxs))
return;
// don't let sound skip if going slow
// make this the active rtlight for rendering purposes
R_Shadow_RenderMode_ActiveLight(rtlight);
- // count this light in the r_speeds
- r_refdef.stats.lights++;
if (r_showshadowvolumes.integer && r_refdef.view.showdebug && numsurfaces + numshadowentities + numshadowentities_noselfshadow && rtlight->shadow && (rtlight->isstatic ? r_refdef.scene.rtworldshadows : r_refdef.scene.rtdlightshadows))
{
// for performance analysis by level designers
R_Shadow_RenderMode_VisibleShadowVolumes();
if (numsurfaces)
- R_Shadow_DrawWorldShadow(numsurfaces, surfacelist, shadowtrispvs);
+ R_Shadow_DrawWorldShadow_ShadowVolume(numsurfaces, surfacelist, shadowtrispvs);
for (i = 0;i < numshadowentities;i++)
R_Shadow_DrawEntityShadow(shadowentities[i]);
for (i = 0;i < numshadowentities_noselfshadow;i++)
R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ R_Shadow_RenderMode_VisibleLighting(false, false);
}
if (r_showlighting.integer && r_refdef.view.showdebug && numsurfaces + numlightentities + numlightentities_noselfshadow)
nearestpoint[1] = bound(rtlight->cullmins[1], r_refdef.view.origin[1], rtlight->cullmaxs[1]);
nearestpoint[2] = bound(rtlight->cullmins[2], r_refdef.view.origin[2], rtlight->cullmaxs[2]);
distance = VectorDistance(nearestpoint, r_refdef.view.origin);
- lodlinear = (int)(r_shadow_shadowmapping_lod_bias.value + r_shadow_shadowmapping_lod_scale.value * rtlight->radius / max(1.0f, distance));
- lodlinear = bound(r_shadow_shadowmapping_minsize.integer, lodlinear, r_shadow_shadowmapping_maxsize.integer);
- if (castshadows && r_shadow_shadowmode >= 1 && r_shadow_shadowmode <= 3 && r_glsl.integer && gl_support_fragment_shader)
+ lodlinear = (rtlight->radius * r_shadow_shadowmapping_precision.value) / sqrt(max(1.0f, distance/rtlight->radius));
+ //lodlinear = (int)(r_shadow_shadowmapping_lod_bias.value + r_shadow_shadowmapping_lod_scale.value * rtlight->radius / max(1.0f, distance));
+ lodlinear = bound(r_shadow_shadowmapping_minsize.integer, lodlinear, r_shadow_shadowmapmaxsize);
+
+ if (castshadows && (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE))
{
+ float borderbias;
int side;
int size;
+ int castermask = 0;
+ int receivermask = 0;
+ matrix4x4_t radiustolight = rtlight->matrix_worldtolight;
+ Matrix4x4_Abs(&radiustolight);
r_shadow_shadowmaplod = 0;
for (i = 1;i < R_SHADOW_SHADOWMAP_NUMCUBEMAPS;i++)
- if ((r_shadow_shadowmapping_maxsize.integer >> i) > lodlinear)
+ if ((r_shadow_shadowmapmaxsize >> i) > lodlinear)
r_shadow_shadowmaplod = i;
- size = bound(1, r_shadow_shadowmapping_maxsize.integer >> r_shadow_shadowmaplod, 2048);
+ if (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE)
+ size = max(1, r_shadow_shadowmapmaxsize >> r_shadow_shadowmaplod);
+ else
+ size = bound(r_shadow_shadowmapborder, lodlinear, r_shadow_shadowmapmaxsize);
+
+ borderbias = r_shadow_shadowmapborder / (float)(size - r_shadow_shadowmapborder);
+
+ surfacesides = NULL;
+ if (numsurfaces)
+ {
+ if (rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
+ {
+ castermask = rtlight->static_shadowmap_casters;
+ receivermask = rtlight->static_shadowmap_receivers;
+ }
+ else
+ {
+ surfacesides = r_shadow_buffer_surfacesides;
+ for(i = 0;i < numsurfaces;i++)
+ {
+ msurface_t *surface = r_refdef.scene.worldmodel->data_surfaces + surfacelist[i];
+ surfacesides[i] = R_Shadow_CalcBBoxSideMask(surface->mins, surface->maxs, &rtlight->matrix_worldtolight, &radiustolight, borderbias);
+ castermask |= surfacesides[i];
+ receivermask |= surfacesides[i];
+ }
+ }
+ }
+ if (receivermask < 0x3F)
+ {
+ for (i = 0;i < numlightentities;i++)
+ receivermask |= R_Shadow_CalcEntitySideMask(lightentities[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias);
+ if (receivermask < 0x3F)
+ for(i = 0; i < numlightentities_noselfshadow;i++)
+ receivermask |= R_Shadow_CalcEntitySideMask(lightentities_noselfshadow[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias);
+ }
+
+ receivermask &= R_Shadow_CullFrustumSides(rtlight, size, r_shadow_shadowmapborder);
+
+ if (receivermask)
+ {
+ for (i = 0;i < numshadowentities;i++)
+ castermask |= (entitysides[i] = R_Shadow_CalcEntitySideMask(shadowentities[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias));
+ for (i = 0;i < numshadowentities_noselfshadow;i++)
+ castermask |= (entitysides_noselfshadow[i] = R_Shadow_CalcEntitySideMask(shadowentities_noselfshadow[i], &rtlight->matrix_worldtolight, &radiustolight, borderbias));
+ }
//Con_Printf("distance %f lodlinear %i (lod %i) size %i\n", distance, lodlinear, r_shadow_shadowmaplod, size);
// render shadow casters into 6 sided depth texture
- for (side = 0;side < 6;side++)
+ for (side = 0;side < 6;side++) if (receivermask & (1 << side))
{
- R_Shadow_RenderMode_ShadowMap(side, true, size);
+ R_Shadow_RenderMode_ShadowMap(side, receivermask, size);
+ if (! (castermask & (1 << side))) continue;
if (numsurfaces)
- R_Shadow_DrawWorldShadow(numsurfaces, surfacelist, shadowtrispvs);
- for (i = 0;i < numshadowentities;i++)
+ R_Shadow_DrawWorldShadow_ShadowMap(numsurfaces, surfacelist, shadowtrispvs, surfacesides);
+ for (i = 0;i < numshadowentities;i++) if (entitysides[i] & (1 << side))
R_Shadow_DrawEntityShadow(shadowentities[i]);
}
}
// render shadow casters into 6 sided depth texture
- for (side = 0;side < 6;side++)
+ if (numshadowentities_noselfshadow)
{
- R_Shadow_RenderMode_ShadowMap(side, false, size);
- for (i = 0;i < numshadowentities_noselfshadow;i++)
- R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ for (side = 0;side < 6;side++) if ((receivermask & castermask) & (1 << side))
+ {
+ R_Shadow_RenderMode_ShadowMap(side, 0, size);
+ for (i = 0;i < numshadowentities_noselfshadow;i++) if (entitysides_noselfshadow[i] & (1 << side))
+ R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
+ }
}
// render lighting using the depth texture as shadowmap
for (i = 0;i < numlightentities;i++)
R_Shadow_DrawEntityLight(lightentities[i]);
}
- else if (castshadows && gl_stencil)
+ else if (castshadows && vid.stencil)
{
// draw stencil shadow volumes to mask off pixels that are in shadow
// so that they won't receive lighting
GL_Scissor(r_shadow_lightscissor[0], r_shadow_lightscissor[1], r_shadow_lightscissor[2], r_shadow_lightscissor[3]);
R_Shadow_ClearStencil();
+
if (numsurfaces)
- R_Shadow_DrawWorldShadow(numsurfaces, surfacelist, shadowtrispvs);
+ R_Shadow_DrawWorldShadow_ShadowVolume(numsurfaces, surfacelist, shadowtrispvs);
for (i = 0;i < numshadowentities;i++)
R_Shadow_DrawEntityShadow(shadowentities[i]);
- if (numlightentities_noselfshadow)
- {
- // draw lighting in the unmasked areas
- R_Shadow_RenderMode_Lighting(true, false, false);
- for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
- // optionally draw the illuminated areas
- // for performance analysis by level designers
- if (r_showlighting.integer && r_refdef.view.showdebug)
- {
- R_Shadow_RenderMode_VisibleLighting(!r_showdisabledepthtest.integer, false);
- for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
- }
- }
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(true, false, false);
+ for (i = 0;i < numlightentities_noselfshadow;i++)
+ R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+
for (i = 0;i < numshadowentities_noselfshadow;i++)
R_Shadow_DrawEntityShadow(shadowentities_noselfshadow[i]);
- if (numsurfaces + numlightentities)
- {
- // draw lighting in the unmasked areas
- R_Shadow_RenderMode_Lighting(true, false, false);
- if (numsurfaces)
- R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
- for (i = 0;i < numlightentities;i++)
- R_Shadow_DrawEntityLight(lightentities[i]);
- }
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(true, false, false);
+ if (numsurfaces)
+ R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
+ for (i = 0;i < numlightentities;i++)
+ R_Shadow_DrawEntityLight(lightentities[i]);
+ }
+ else
+ {
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(false, false, false);
+ if (numsurfaces)
+ R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
+ for (i = 0;i < numlightentities;i++)
+ R_Shadow_DrawEntityLight(lightentities[i]);
+ for (i = 0;i < numlightentities_noselfshadow;i++)
+ R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ }
+
+ if (r_shadow_usingdeferredprepass)
+ {
+ // when rendering deferred lighting, we simply rasterize the box
+ if (castshadows && (r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAP2D || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPRECTANGLE || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_SHADOWMAPCUBESIDE))
+ R_Shadow_RenderMode_DrawDeferredLight(false, true);
+ else if (castshadows && vid.stencil)
+ R_Shadow_RenderMode_DrawDeferredLight(true, false);
+ else
+ R_Shadow_RenderMode_DrawDeferredLight(false, false);
+ }
+}
+
+static void R_Shadow_FreeDeferred(void)
+{
+ if (r_shadow_prepassgeometryfbo)
+ qglDeleteFramebuffersEXT(1, &r_shadow_prepassgeometryfbo);CHECKGLERROR
+ r_shadow_prepassgeometryfbo = 0;
+
+ if (r_shadow_prepasslightingfbo)
+ qglDeleteFramebuffersEXT(1, &r_shadow_prepasslightingfbo);CHECKGLERROR
+ r_shadow_prepasslightingfbo = 0;
+
+ if (r_shadow_prepassgeometrydepthtexture)
+ R_FreeTexture(r_shadow_prepassgeometrydepthtexture);
+ r_shadow_prepassgeometrydepthtexture = NULL;
+
+ if (r_shadow_prepassgeometrynormalmaptexture)
+ R_FreeTexture(r_shadow_prepassgeometrynormalmaptexture);
+ r_shadow_prepassgeometrynormalmaptexture = NULL;
+
+ if (r_shadow_prepasslightingdiffusetexture)
+ R_FreeTexture(r_shadow_prepasslightingdiffusetexture);
+ r_shadow_prepasslightingdiffusetexture = NULL;
+
+ if (r_shadow_prepasslightingspeculartexture)
+ R_FreeTexture(r_shadow_prepasslightingspeculartexture);
+ r_shadow_prepasslightingspeculartexture = NULL;
+}
+
+void R_Shadow_DrawPrepass(void)
+{
+ int i;
+ int flag;
+ int lnum;
+ size_t lightindex;
+ dlight_t *light;
+ size_t range;
+ entity_render_t *ent;
+
+ GL_AlphaTest(false);
+ R_Mesh_ColorPointer(NULL, 0, 0);
+ R_Mesh_ResetTextureState();
+ GL_DepthMask(true);
+ GL_ColorMask(1,1,1,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_Color(1,1,1,1);
+ GL_DepthTest(true);
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_prepassgeometryfbo);CHECKGLERROR
+ qglClearColor(0.5f,0.5f,0.5f,1.0f);CHECKGLERROR
+ GL_Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);CHECKGLERROR
+
+ if (cl.csqc_vidvars.drawworld && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->DrawPrepass)
+ r_refdef.scene.worldmodel->DrawPrepass(r_refdef.scene.worldentity);
+ if (r_timereport_active)
+ R_TimeReport("prepassworld");
+
+ for (i = 0;i < r_refdef.scene.numentities;i++)
+ {
+ if (!r_refdef.viewcache.entityvisible[i])
+ continue;
+ ent = r_refdef.scene.entities[i];
+ if (ent->model && ent->model->DrawPrepass != NULL)
+ ent->model->DrawPrepass(ent);
+ }
+
+ if (r_timereport_active)
+ R_TimeReport("prepassmodels");
+
+ GL_DepthMask(false);
+ GL_ColorMask(1,1,1,1);
+ GL_Color(1,1,1,1);
+ GL_DepthTest(true);
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_prepasslightingfbo);CHECKGLERROR
+ qglClearColor(0.0f,0.0f,0.0f,0.0f);CHECKGLERROR
+ GL_Clear(GL_COLOR_BUFFER_BIT);CHECKGLERROR
+ if (r_refdef.fogenabled)
+ qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
+
+ R_Shadow_RenderMode_Begin();
+
+ flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ if (r_shadow_debuglight.integer >= 0)
+ {
+ lightindex = r_shadow_debuglight.integer;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_DrawLight(&light->rtlight);
}
else
{
- if (numsurfaces + numlightentities)
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ for (lightindex = 0;lightindex < range;lightindex++)
{
- // draw lighting in the unmasked areas
- R_Shadow_RenderMode_Lighting(false, false, false);
- if (numsurfaces)
- R_Shadow_DrawWorldLight(numsurfaces, surfacelist, lighttrispvs);
- for (i = 0;i < numlightentities;i++)
- R_Shadow_DrawEntityLight(lightentities[i]);
- for (i = 0;i < numlightentities_noselfshadow;i++)
- R_Shadow_DrawEntityLight(lightentities_noselfshadow[i]);
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_DrawLight(&light->rtlight);
}
}
+ if (r_refdef.scene.rtdlight)
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ R_Shadow_DrawLight(r_refdef.scene.lights[lnum]);
+
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);CHECKGLERROR
+ if (r_refdef.fogenabled)
+ qglClearColor(r_refdef.fogcolor[0],r_refdef.fogcolor[1],r_refdef.fogcolor[2],0);CHECKGLERROR
+
+ R_Shadow_RenderMode_End();
+
+ if (r_timereport_active)
+ R_TimeReport("prepasslights");
}
void R_Shadow_DrawLightSprites(void);
-void R_ShadowVolumeLighting(qboolean visible)
+void R_Shadow_PrepareLights(void)
{
int flag;
int lnum;
size_t lightindex;
dlight_t *light;
size_t range;
-
- if (r_shadow_shadowmapmaxsize != bound(1, r_shadow_shadowmapping_maxsize.integer, 2048) || r_shadow_shadowmode != r_shadow_shadowmapping.integer || r_shadow_shadowmapfilter != r_shadow_shadowmapping_filterquality.integer || r_shadow_shadowmapborder != bound(0, r_shadow_shadowmapping_bordersize.integer, 16))
+ float f;
+ GLenum status;
+
+ if (r_shadow_shadowmapmaxsize != bound(1, r_shadow_shadowmapping_maxsize.integer, (int)vid.maxtexturesize_2d / 4) ||
+ (r_shadow_shadowmode != R_SHADOW_SHADOWMODE_STENCIL) != (r_shadow_shadowmapping.integer || r_shadow_deferred.integer) ||
+ r_shadow_shadowmapvsdct != (r_shadow_shadowmapping_vsdct.integer != 0) ||
+ r_shadow_shadowmaptexturetype != r_shadow_shadowmapping_texturetype.integer ||
+ r_shadow_shadowmapfilterquality != r_shadow_shadowmapping_filterquality.integer ||
+ r_shadow_shadowmapdepthbits != r_shadow_shadowmapping_depthbits.integer ||
+ r_shadow_shadowmapborder != bound(0, r_shadow_shadowmapping_bordersize.integer, 16))
R_Shadow_FreeShadowMaps();
+ switch (vid.renderpath)
+ {
+ case RENDERPATH_GL20:
+ case RENDERPATH_CGGL:
+ if (!r_shadow_deferred.integer || r_shadow_shadowmode == R_SHADOW_SHADOWMODE_STENCIL || !vid.support.ext_framebuffer_object || vid.maxdrawbuffers < 2)
+ {
+ r_shadow_usingdeferredprepass = false;
+ if (r_shadow_prepass_width)
+ R_Shadow_FreeDeferred();
+ r_shadow_prepass_width = r_shadow_prepass_height = 0;
+ break;
+ }
+
+ if (r_shadow_prepass_width != vid.width || r_shadow_prepass_height != vid.height)
+ {
+ R_Shadow_FreeDeferred();
+
+ r_shadow_usingdeferredprepass = true;
+ r_shadow_prepass_width = vid.width;
+ r_shadow_prepass_height = vid.height;
+ r_shadow_prepassgeometrydepthtexture = R_LoadTextureShadowMap2D(r_shadow_texturepool, "prepassgeometrydepthmap", vid.width, vid.height, 24, false);
+ r_shadow_prepassgeometrynormalmaptexture = R_LoadTexture2D(r_shadow_texturepool, "prepassgeometrynormalmap", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, NULL);
+ r_shadow_prepasslightingdiffusetexture = R_LoadTexture2D(r_shadow_texturepool, "prepasslightingdiffuse", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, NULL);
+ r_shadow_prepasslightingspeculartexture = R_LoadTexture2D(r_shadow_texturepool, "prepasslightingspecular", vid.width, vid.height, NULL, TEXTYPE_COLORBUFFER, TEXF_CLAMP | TEXF_ALPHA | TEXF_FORCENEAREST, NULL);
+
+ // set up the geometry pass fbo (depth + normalmap)
+ qglGenFramebuffersEXT(1, &r_shadow_prepassgeometryfbo);CHECKGLERROR
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_prepassgeometryfbo);CHECKGLERROR
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_prepassgeometrydepthtexture), 0);CHECKGLERROR
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_prepassgeometrynormalmaptexture), 0);CHECKGLERROR
+ // render depth into one texture and normalmap into the other
+ if (qglDrawBuffersARB)
+ {
+ qglDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);CHECKGLERROR
+ qglReadBuffer(GL_NONE);CHECKGLERROR
+ }
+ status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ {
+ Con_Printf("R_PrepareRTLights: glCheckFramebufferStatusEXT returned %i\n", status);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
+ r_shadow_usingdeferredprepass = false;
+ }
+
+ // set up the lighting pass fbo (diffuse + specular)
+ qglGenFramebuffersEXT(1, &r_shadow_prepasslightingfbo);CHECKGLERROR
+ qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, r_shadow_prepasslightingfbo);CHECKGLERROR
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_prepassgeometrydepthtexture), 0);CHECKGLERROR
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_prepasslightingdiffusetexture), 0);CHECKGLERROR
+ qglFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT1_EXT, GL_TEXTURE_2D, R_GetTexture(r_shadow_prepasslightingspeculartexture), 0);CHECKGLERROR
+ // render diffuse into one texture and specular into another,
+ // with depth and normalmap bound as textures,
+ // with depth bound as attachment as well
+ if (qglDrawBuffersARB)
+ {
+ qglDrawBuffersARB(2, r_shadow_prepasslightingdrawbuffers);CHECKGLERROR
+ qglReadBuffer(GL_NONE);CHECKGLERROR
+ }
+ status = qglCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);CHECKGLERROR
+ if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+ {
+ Con_Printf("R_PrepareRTLights: glCheckFramebufferStatusEXT returned %i\n", status);
+ Cvar_SetValueQuick(&r_shadow_deferred, 0);
+ r_shadow_usingdeferredprepass = false;
+ }
+ }
+ break;
+ case RENDERPATH_GL13:
+ case RENDERPATH_GL11:
+ r_shadow_usingdeferredprepass = false;
+ break;
+ }
+
+ R_Shadow_EnlargeLeafSurfaceTrisBuffer(r_refdef.scene.worldmodel->brush.num_leafs, r_refdef.scene.worldmodel->num_surfaces, r_refdef.scene.worldmodel->brush.shadowmesh ? r_refdef.scene.worldmodel->brush.shadowmesh->numtriangles : r_refdef.scene.worldmodel->surfmesh.num_triangles, r_refdef.scene.worldmodel->surfmesh.num_triangles);
+
+ flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ if (r_shadow_debuglight.integer >= 0)
+ {
+ lightindex = r_shadow_debuglight.integer;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_PrepareLight(&light->rtlight);
+ }
+ else
+ {
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
+ for (lightindex = 0;lightindex < range;lightindex++)
+ {
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (light && (light->flags & flag))
+ R_Shadow_PrepareLight(&light->rtlight);
+ }
+ }
+ if (r_refdef.scene.rtdlight)
+ {
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ R_Shadow_PrepareLight(r_refdef.scene.lights[lnum]);
+ }
+ else if(gl_flashblend.integer)
+ {
+ for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
+ {
+ rtlight_t *rtlight = r_refdef.scene.lights[lnum];
+ f = (rtlight->style >= 0 ? r_refdef.scene.lightstylevalue[rtlight->style] : 1) * r_shadow_lightintensityscale.value;
+ VectorScale(rtlight->color, f, rtlight->currentcolor);
+ }
+ }
+
if (r_editlights.integer)
R_Shadow_DrawLightSprites();
+}
+
+void R_Shadow_DrawLights(void)
+{
+ int flag;
+ int lnum;
+ size_t lightindex;
+ dlight_t *light;
+ size_t range;
R_Shadow_RenderMode_Begin();
lightindex = r_shadow_debuglight.integer;
light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
if (light && (light->flags & flag))
- R_DrawRTLight(&light->rtlight, visible);
+ R_Shadow_DrawLight(&light->rtlight);
}
else
{
{
light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
if (light && (light->flags & flag))
- R_DrawRTLight(&light->rtlight, visible);
+ R_Shadow_DrawLight(&light->rtlight);
}
}
if (r_refdef.scene.rtdlight)
for (lnum = 0;lnum < r_refdef.scene.numlights;lnum++)
- R_DrawRTLight(r_refdef.scene.lights[lnum], visible);
+ R_Shadow_DrawLight(r_refdef.scene.lights[lnum]);
R_Shadow_RenderMode_End();
}
vec3_t relativeshadowmins, relativeshadowmaxs;
vec3_t tmp, shadowdir;
- if (!r_drawentities.integer || !gl_stencil)
+ if (!r_refdef.scene.numentities || !vid.stencil)
return;
CHECKGLERROR
}
VectorScale(relativelightdirection, -relativethrowdistance, relativelightorigin);
- RSurf_ActiveModelEntity(ent, false, false);
+ RSurf_ActiveModelEntity(ent, false, false, false);
ent->model->DrawShadowVolume(ent, relativelightorigin, relativelightdirection, relativethrowdistance, ent->model->nummodelsurfaces, ent->model->sortedmodelsurfaces, relativeshadowmins, relativeshadowmaxs);
rsurface.entity = NULL; // used only by R_GetCurrentTexture and RSurf_ActiveWorldEntity/RSurf_ActiveModelEntity
}
//GL_Scissor(r_refdef.view.x, vid.height - r_refdef.view.height - r_refdef.view.y, r_refdef.view.width, r_refdef.view.height);
//GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
//GL_ScissorTest(true);
- //R_Mesh_Matrix(&identitymatrix);
+ //R_EntityMatrix(&identitymatrix);
//R_Mesh_ResetTextureState();
R_ResetViewRendering2D();
R_Mesh_VertexPointer(r_screenvertex3f, 0, 0);
R_Mesh_ColorPointer(NULL, 0, 0);
- R_SetupGenericShader(false);
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
// set up a darkening blend on shadowed areas
GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//GL_ColorMask(r_refdef.view.colormask[0], r_refdef.view.colormask[1], r_refdef.view.colormask[2], 1);
//qglDepthFunc(GL_ALWAYS);CHECKGLERROR
qglEnable(GL_STENCIL_TEST);CHECKGLERROR
- qglStencilMask(~0);CHECKGLERROR
+ qglStencilMask(255);CHECKGLERROR
qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);CHECKGLERROR
- qglStencilFunc(GL_NOTEQUAL, 128, ~0);CHECKGLERROR
+ qglStencilFunc(GL_NOTEQUAL, 128, 255);CHECKGLERROR
// apply the blend to the shadowed areas
- R_Mesh_Draw(0, 4, 0, 2, NULL, polygonelements, 0, 0);
+ R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
// restore the viewport
R_SetViewport(&r_refdef.view.viewport);
{
float zdist;
vec3_t centerorigin;
+ float vertex3f[12];
// if it's too close, skip it
- if (VectorLength(rtlight->color) < (1.0f / 256.0f))
+ if (VectorLength(rtlight->currentcolor) < (1.0f / 256.0f))
return;
zdist = (DotProduct(rtlight->shadoworigin, r_refdef.view.forward) - DotProduct(r_refdef.view.origin, r_refdef.view.forward));
if (zdist < 32)
{
rtlight->corona_queryindex_allpixels = r_queries[r_numqueries++];
rtlight->corona_queryindex_visiblepixels = r_queries[r_numqueries++];
+ // we count potential samples in the middle of the screen, we count actual samples at the light location, this allows counting potential samples of off-screen lights
VectorMA(r_refdef.view.origin, zdist, r_refdef.view.forward, centerorigin);
CHECKGLERROR
- // NOTE: we can't disable depth testing using R_DrawSprite's depthdisable argument, which calls GL_DepthTest, as that's broken in the ATI drivers
+ // NOTE: GL_DEPTH_TEST must be enabled or ATI won't count samples, so use qglDepthFunc instead
qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, rtlight->corona_queryindex_allpixels);
qglDepthFunc(GL_ALWAYS);
- R_DrawSprite(GL_ONE, GL_ZERO, r_shadow_lightcorona, NULL, false, false, centerorigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale, 1, 1, 1, 1);
+ R_CalcSprite_Vertex3f(vertex3f, centerorigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
+ R_Mesh_VertexPointer(vertex3f, 0, 0);
+ R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
qglDepthFunc(GL_LEQUAL);
qglBeginQueryARB(GL_SAMPLES_PASSED_ARB, rtlight->corona_queryindex_visiblepixels);
- R_DrawSprite(GL_ONE, GL_ZERO, r_shadow_lightcorona, NULL, false, false, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale, 1, 1, 1, 1);
+ R_CalcSprite_Vertex3f(vertex3f, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
+ R_Mesh_VertexPointer(vertex3f, 0, 0);
+ R_Mesh_Draw(0, 4, 0, 2, polygonelement3i, polygonelement3s, 0, 0);
qglEndQueryARB(GL_SAMPLES_PASSED_ARB);
CHECKGLERROR
}
rtlight->corona_visibility = bound(0, (zdist - 32) / 32, 1);
}
+static float spritetexcoord2f[4*2] = {0, 1, 0, 0, 1, 0, 1, 1};
+
void R_DrawCorona(rtlight_t *rtlight, float cscale, float scale)
{
vec3_t color;
else
{
// FIXME: these traces should scan all render entities instead of cl.world
- if (CL_Move(r_refdef.view.origin, vec3_origin, vec3_origin, rtlight->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1)
+ if (CL_TraceLine(r_refdef.view.origin, rtlight->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1)
return;
}
- VectorScale(rtlight->color, cscale, color);
+ VectorScale(rtlight->currentcolor, cscale, color);
if (VectorLength(color) > (1.0f / 256.0f))
- R_DrawSprite(GL_ONE, GL_ONE, r_shadow_lightcorona, NULL, true, false, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale, color[0], color[1], color[2], 1);
+ {
+ float vertex3f[12];
+ qboolean negated = (color[0] + color[1] + color[2] < 0) && vid.support.ext_blend_subtract;
+ if(negated)
+ {
+ VectorNegate(color, color);
+ qglBlendEquationEXT(GL_FUNC_REVERSE_SUBTRACT_EXT);
+ }
+ R_CalcSprite_Vertex3f(vertex3f, rtlight->shadoworigin, r_refdef.view.right, r_refdef.view.up, scale, -scale, -scale, scale);
+ RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, RENDER_NODEPTHTEST, 0, color[0], color[1], color[2], 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
+ R_DrawCustomSurface(r_shadow_lightcorona, &identitymatrix, MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
+ if(negated)
+ qglBlendEquationEXT(GL_FUNC_ADD_EXT);
+ }
}
-void R_DrawCoronas(void)
+void R_Shadow_DrawCoronas(void)
{
int i, flag;
qboolean usequery;
if (r_waterstate.renderingscene)
return;
flag = r_refdef.scene.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
- R_Mesh_Matrix(&identitymatrix);
+ R_EntityMatrix(&identitymatrix);
range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray); // checked
// use GL_ARB_occlusion_query if available
// otherwise use raytraces
r_numqueries = 0;
- usequery = gl_support_arb_occlusion_query && r_coronas_occlusionquery.integer;
+ usequery = vid.support.arb_occlusion_query && r_coronas_occlusionquery.integer;
if (usequery)
{
GL_ColorMask(0,0,0,0);
if (r_maxqueries < (range + r_refdef.scene.numlights) * 2)
- if (r_maxqueries < R_MAX_OCCLUSION_QUERIES)
+ if (r_maxqueries < MAX_OCCLUSION_QUERIES)
{
i = r_maxqueries;
r_maxqueries = (range + r_refdef.scene.numlights) * 4;
- r_maxqueries = min(r_maxqueries, R_MAX_OCCLUSION_QUERIES);
+ r_maxqueries = min(r_maxqueries, MAX_OCCLUSION_QUERIES);
CHECKGLERROR
qglGenQueriesARB(r_maxqueries - i, r_queries + i);
CHECKGLERROR
}
+ RSurf_ActiveWorldEntity();
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_CullFace(GL_NONE);
+ GL_DepthMask(false);
+ GL_DepthRange(0, 1);
+ GL_PolygonOffset(0, 0);
+ GL_DepthTest(true);
+ R_Mesh_ColorPointer(NULL, 0, 0);
+ R_Mesh_ResetTextureState();
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
}
for (lightindex = 0;lightindex < range;lightindex++)
{
if (!r_shadow_filters_texturepool)
r_shadow_filters_texturepool = R_AllocTexturePool();
- cubemaptexture = R_LoadTextureCubeMap(r_shadow_filters_texturepool, basename, cubemapsize, cubemappixels, TEXTYPE_BGRA, TEXF_PRECACHE | (gl_texturecompression_lightcubemaps.integer ? TEXF_COMPRESS : 0) | TEXF_FORCELINEAR, NULL);
+ cubemaptexture = R_LoadTextureCubeMap(r_shadow_filters_texturepool, basename, cubemapsize, cubemappixels, TEXTYPE_BGRA, (gl_texturecompression_lightcubemaps.integer ? TEXF_COMPRESS : 0) | TEXF_FORCELINEAR, NULL);
Mem_Free(cubemappixels);
}
else
light->angles[0] = angles[0] - 360 * floor(angles[0] / 360);
light->angles[1] = angles[1] - 360 * floor(angles[1] / 360);
light->angles[2] = angles[2] - 360 * floor(angles[2] / 360);
+ /*
light->color[0] = max(color[0], 0);
light->color[1] = max(color[1], 0);
light->color[2] = max(color[2], 0);
+ */
+ light->color[0] = color[0];
+ light->color[1] = color[1];
+ light->color[2] = color[2];
light->radius = max(radius, 0);
light->style = style;
light->shadow = shadowenable;
void R_Shadow_DrawCursor_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
{
// this is never batched (there can be only one)
- R_DrawSprite(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, r_editlights_sprcursor->tex, r_editlights_sprcursor->tex, false, false, r_editlights_cursorlocation, r_refdef.view.right, r_refdef.view.up, EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, EDLIGHTSPRSIZE, 1, 1, 1, 1);
+ float vertex3f[12];
+ R_CalcSprite_Vertex3f(vertex3f, r_editlights_cursorlocation, r_refdef.view.right, r_refdef.view.up, EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, EDLIGHTSPRSIZE);
+ RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, 0, 0, 1, 1, 1, 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
+ R_DrawCustomSurface(r_editlights_sprcursor, &identitymatrix, MATERIALFLAG_NODEPTHTEST | MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
}
void R_Shadow_DrawLightSprite_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
float intensity;
float s;
vec3_t spritecolor;
- cachepic_t *pic;
+ skinframe_t *skinframe;
+ float vertex3f[12];
// this is never batched (due to the ent parameter changing every time)
// so numsurfaces == 1 and surfacelist[0] == lightnumber
const dlight_t *light = (dlight_t *)ent;
s = EDLIGHTSPRSIZE;
+
+ R_CalcSprite_Vertex3f(vertex3f, light->origin, r_refdef.view.right, r_refdef.view.up, s, -s, -s, s);
+
intensity = 0.5f;
VectorScale(light->color, intensity, spritecolor);
if (VectorLength(spritecolor) < 0.1732f)
// draw light sprite
if (light->cubemapname[0] && !light->shadow)
- pic = r_editlights_sprcubemapnoshadowlight;
+ skinframe = r_editlights_sprcubemapnoshadowlight;
else if (light->cubemapname[0])
- pic = r_editlights_sprcubemaplight;
+ skinframe = r_editlights_sprcubemaplight;
else if (!light->shadow)
- pic = r_editlights_sprnoshadowlight;
+ skinframe = r_editlights_sprnoshadowlight;
else
- pic = r_editlights_sprlight;
- R_DrawSprite(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, pic->tex, pic->tex, false, false, light->origin, r_refdef.view.right, r_refdef.view.up, s, -s, -s, s, spritecolor[0], spritecolor[1], spritecolor[2], 1);
+ skinframe = r_editlights_sprlight;
+
+ RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, 0, 0, spritecolor[0], spritecolor[1], spritecolor[2], 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
+ R_DrawCustomSurface(skinframe, &identitymatrix, MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
+
// draw selection sprite if light is selected
if (light->selected)
- R_DrawSprite(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, r_editlights_sprselection->tex, r_editlights_sprselection->tex, false, false, light->origin, r_refdef.view.right, r_refdef.view.up, s, -s, -s, s, 1, 1, 1, 1);
- // VorteX todo: add normalmode/realtime mode light overlay sprites?
+ {
+ RSurf_ActiveCustomEntity(&identitymatrix, &identitymatrix, 0, 0, 1, 1, 1, 1, 4, vertex3f, spritetexcoord2f, NULL, NULL, NULL, NULL, 2, polygonelement3i, polygonelement3s, false, false);
+ R_DrawCustomSurface(r_editlights_sprselection, &identitymatrix, MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOCULLFACE, 0, 4, 0, 2, false, false);
+ // VorteX todo: add normalmode/realtime mode light overlay sprites?
+ }
}
void R_Shadow_DrawLightSprites(void)
R_MeshQueue_AddTransparent(r_editlights_cursorlocation, R_Shadow_DrawCursor_TransparentCallback, NULL, 0, NULL);
}
+int R_Shadow_GetRTLightInfo(unsigned int lightindex, float *origin, float *radius, float *color)
+{
+ unsigned int range;
+ dlight_t *light;
+ rtlight_t *rtlight;
+ range = Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);
+ if (lightindex >= range)
+ return -1;
+ light = (dlight_t *) Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex);
+ if (!light)
+ return 0;
+ rtlight = &light->rtlight;
+ //if (!(rtlight->flags & flag))
+ // return 0;
+ VectorCopy(rtlight->shadoworigin, origin);
+ *radius = rtlight->radius;
+ VectorCopy(rtlight->color, color);
+ return 1;
+}
+
void R_Shadow_SelectLightInView(void)
{
float bestrating, rating, temp[3];
if (rating >= 0.95)
{
rating /= (1 + 0.0625f * sqrt(DotProduct(temp, temp)));
- if (bestrating < rating && CL_Move(light->origin, vec3_origin, vec3_origin, r_refdef.view.origin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1.0f)
+ if (bestrating < rating && CL_TraceLine(light->origin, r_refdef.view.origin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1.0f)
{
bestrating = rating;
best = light;
vec3_t dest, endpos;
trace_t trace;
VectorMA(r_refdef.view.origin, r_editlights_cursordistance.value, r_refdef.view.forward, dest);
- trace = CL_Move(r_refdef.view.origin, vec3_origin, vec3_origin, dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false);
+ trace = CL_TraceLine(r_refdef.view.origin, dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false);
if (trace.fraction < 1)
{
dist = trace.fraction * r_editlights_cursordistance.value;
lightnumber = lightindex;
lightcount++;
}
- dpsnprintf(temp, sizeof(temp), "Cursor origin: %.0f %.0f %.0f", r_editlights_cursorlocation[0], r_editlights_cursorlocation[1], r_editlights_cursorlocation[2]); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false);y += 8;
- dpsnprintf(temp, sizeof(temp), "Total lights : %i active (%i total)", lightcount, (int)Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Cursor origin: %.0f %.0f %.0f", r_editlights_cursorlocation[0], r_editlights_cursorlocation[1], r_editlights_cursorlocation[2]); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Total lights : %i active (%i total)", lightcount, (int)Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false, FONT_DEFAULT);y += 8;
y += 8;
if (r_shadow_selectedlight == NULL)
return;
- dpsnprintf(temp, sizeof(temp), "Light #%i properties:", lightnumber);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Origin : %.0f %.0f %.0f\n", r_shadow_selectedlight->origin[0], r_shadow_selectedlight->origin[1], r_shadow_selectedlight->origin[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Angles : %.0f %.0f %.0f\n", r_shadow_selectedlight->angles[0], r_shadow_selectedlight->angles[1], r_shadow_selectedlight->angles[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Color : %.2f %.2f %.2f\n", r_shadow_selectedlight->color[0], r_shadow_selectedlight->color[1], r_shadow_selectedlight->color[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Radius : %.0f\n", r_shadow_selectedlight->radius);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Corona : %.0f\n", r_shadow_selectedlight->corona);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Style : %i\n", r_shadow_selectedlight->style);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Shadows : %s\n", r_shadow_selectedlight->shadow ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Cubemap : %s\n", r_shadow_selectedlight->cubemapname);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "CoronaSize : %.2f\n", r_shadow_selectedlight->coronasizescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Ambient : %.2f\n", r_shadow_selectedlight->ambientscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Diffuse : %.2f\n", r_shadow_selectedlight->diffusescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "Specular : %.2f\n", r_shadow_selectedlight->specularscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "NormalMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_NORMALMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
- dpsnprintf(temp, sizeof(temp), "RealTimeMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_REALTIMEMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Light #%i properties:", lightnumber);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Origin : %.0f %.0f %.0f\n", r_shadow_selectedlight->origin[0], r_shadow_selectedlight->origin[1], r_shadow_selectedlight->origin[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Angles : %.0f %.0f %.0f\n", r_shadow_selectedlight->angles[0], r_shadow_selectedlight->angles[1], r_shadow_selectedlight->angles[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Color : %.2f %.2f %.2f\n", r_shadow_selectedlight->color[0], r_shadow_selectedlight->color[1], r_shadow_selectedlight->color[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Radius : %.0f\n", r_shadow_selectedlight->radius);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Corona : %.0f\n", r_shadow_selectedlight->corona);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Style : %i\n", r_shadow_selectedlight->style);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Shadows : %s\n", r_shadow_selectedlight->shadow ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Cubemap : %s\n", r_shadow_selectedlight->cubemapname);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "CoronaSize : %.2f\n", r_shadow_selectedlight->coronasizescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Ambient : %.2f\n", r_shadow_selectedlight->ambientscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Diffuse : %.2f\n", r_shadow_selectedlight->diffusescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "Specular : %.2f\n", r_shadow_selectedlight->specularscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "NormalMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_NORMALMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
+ dpsnprintf(temp, sizeof(temp), "RealTimeMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_REALTIMEMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true, FONT_DEFAULT);y += 8;
}
void R_Shadow_EditLights_ToggleShadow_f(void)
if (!r_fullbright.integer && r_refdef.scene.worldmodel && r_refdef.scene.worldmodel->brush.LightPoint)
{
- ambientcolor[0] = ambientcolor[1] = ambientcolor[2] = r_refdef.scene.ambient * (2.0f / 128.0f);
+ ambientcolor[0] = ambientcolor[1] = ambientcolor[2] = r_refdef.scene.ambient;
r_refdef.scene.worldmodel->brush.LightPoint(r_refdef.scene.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
}
else
light = r_refdef.scene.lights[i];
Matrix4x4_Transform(&light->matrix_worldtolight, p, v);
f = 1 - VectorLength2(v);
- if (f > 0 && CL_Move(p, vec3_origin, vec3_origin, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1)
+ if (f > 0 && CL_TraceLine(p, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1)
VectorMA(ambientcolor, f, light->currentcolor, ambientcolor);
}
}