extern void R_Shadow_EditLights_Init(void);
-typedef enum r_shadowstage_e
+typedef enum r_shadow_rendermode_e
{
- R_SHADOWSTAGE_NONE,
- R_SHADOWSTAGE_STENCIL,
- R_SHADOWSTAGE_STENCILTWOSIDE,
- R_SHADOWSTAGE_LIGHT_VERTEX,
- R_SHADOWSTAGE_LIGHT_DOT3,
- R_SHADOWSTAGE_LIGHT_GLSL,
- R_SHADOWSTAGE_VISIBLEVOLUMES,
- R_SHADOWSTAGE_VISIBLELIGHTING,
+ R_SHADOW_RENDERMODE_NONE,
+ R_SHADOW_RENDERMODE_STENCIL,
+ R_SHADOW_RENDERMODE_SEPARATESTENCIL,
+ R_SHADOW_RENDERMODE_STENCILTWOSIDE,
+ R_SHADOW_RENDERMODE_LIGHT_VERTEX,
+ R_SHADOW_RENDERMODE_LIGHT_DOT3,
+ R_SHADOW_RENDERMODE_LIGHT_GLSL,
+ R_SHADOW_RENDERMODE_VISIBLEVOLUMES,
+ R_SHADOW_RENDERMODE_VISIBLELIGHTING,
}
-r_shadowstage_t;
+r_shadow_rendermode_t;
-r_shadowstage_t r_shadowstage = R_SHADOWSTAGE_NONE;
+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 = R_SHADOW_RENDERMODE_NONE;
-mempool_t *r_shadow_mempool;
-
-int maxshadowelements;
+int maxshadowtriangles;
int *shadowelements;
+int maxshadowvertices;
+float *shadowvertex3f;
+
int maxshadowmark;
int numshadowmark;
int *shadowmark;
int vertexupdatenum;
int r_shadow_buffer_numleafpvsbytes;
-qbyte *r_shadow_buffer_leafpvs;
+unsigned char *r_shadow_buffer_leafpvs;
int *r_shadow_buffer_leaflist;
int r_shadow_buffer_numsurfacepvsbytes;
-qbyte *r_shadow_buffer_surfacepvs;
+unsigned char *r_shadow_buffer_surfacepvs;
int *r_shadow_buffer_surfacelist;
+// current light's cull box (copied out of an rtlight or calculated by GetLightInfo)
+vec3_t r_shadow_rtlight_cullmins;
+vec3_t r_shadow_rtlight_cullmaxs;
+
rtexturepool_t *r_shadow_texturepool;
rtexture_t *r_shadow_attenuation2dtexture;
rtexture_t *r_shadow_attenuation3dtexture;
// used only for light filters (cubemaps)
rtexturepool_t *r_shadow_filters_texturepool;
-cvar_t r_shadow_bumpscale_basetexture = {0, "r_shadow_bumpscale_basetexture", "0"};
-cvar_t r_shadow_bumpscale_bumpmap = {0, "r_shadow_bumpscale_bumpmap", "4"};
-cvar_t r_shadow_debuglight = {0, "r_shadow_debuglight", "-1"};
-cvar_t r_shadow_gloss = {CVAR_SAVE, "r_shadow_gloss", "1"};
-cvar_t r_shadow_gloss2intensity = {0, "r_shadow_gloss2intensity", "0.25"};
-cvar_t r_shadow_glossintensity = {0, "r_shadow_glossintensity", "1"};
-cvar_t r_shadow_lightattenuationpower = {0, "r_shadow_lightattenuationpower", "0.5"};
-cvar_t r_shadow_lightattenuationscale = {0, "r_shadow_lightattenuationscale", "1"};
-cvar_t r_shadow_lightintensityscale = {0, "r_shadow_lightintensityscale", "1"};
-cvar_t r_shadow_portallight = {0, "r_shadow_portallight", "1"};
-cvar_t r_shadow_projectdistance = {0, "r_shadow_projectdistance", "1000000"};
-cvar_t r_shadow_realtime_dlight = {CVAR_SAVE, "r_shadow_realtime_dlight", "1"};
-cvar_t r_shadow_realtime_dlight_shadows = {CVAR_SAVE, "r_shadow_realtime_dlight_shadows", "1"};
-cvar_t r_shadow_realtime_dlight_portalculling = {0, "r_shadow_realtime_dlight_portalculling", "0"};
-cvar_t r_shadow_realtime_world = {CVAR_SAVE, "r_shadow_realtime_world", "0"};
-cvar_t r_shadow_realtime_world_dlightshadows = {CVAR_SAVE, "r_shadow_realtime_world_dlightshadows", "1"};
-cvar_t r_shadow_realtime_world_lightmaps = {CVAR_SAVE, "r_shadow_realtime_world_lightmaps", "0"};
-cvar_t r_shadow_realtime_world_shadows = {CVAR_SAVE, "r_shadow_realtime_world_shadows", "1"};
-cvar_t r_shadow_realtime_world_compile = {0, "r_shadow_realtime_world_compile", "1"};
-cvar_t r_shadow_realtime_world_compilelight = {0, "r_shadow_realtime_world_compilelight", "1"};
-cvar_t r_shadow_realtime_world_compileshadow = {0, "r_shadow_realtime_world_compileshadow", "1"};
-cvar_t r_shadow_scissor = {0, "r_shadow_scissor", "1"};
-cvar_t r_shadow_shadow_polygonfactor = {0, "r_shadow_shadow_polygonfactor", "0"};
-cvar_t r_shadow_shadow_polygonoffset = {0, "r_shadow_shadow_polygonoffset", "1"};
-cvar_t r_shadow_singlepassvolumegeneration = {0, "r_shadow_singlepassvolumegeneration", "1"};
-cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1"};
-cvar_t r_shadow_visiblelighting = {0, "r_shadow_visiblelighting", "0"};
-cvar_t r_shadow_visiblevolumes = {0, "r_shadow_visiblevolumes", "0"};
-cvar_t r_shadow_glsl = {0, "r_shadow_glsl", "1"};
-cvar_t r_shadow_glsl_offsetmapping = {0, "r_shadow_glsl_offsetmapping", "0"};
-cvar_t r_shadow_glsl_offsetmapping_scale = {0, "r_shadow_glsl_offsetmapping_scale", "-0.04"};
-cvar_t r_shadow_glsl_offsetmapping_bias = {0, "r_shadow_glsl_offsetmapping_bias", "0.04"};
-cvar_t r_shadow_glsl_usehalffloat = {0, "r_shadow_glsl_usehalffloat", "0"};
-cvar_t r_shadow_glsl_surfacenormalize = {0, "r_shadow_glsl_surfacenormalize", "1"};
-cvar_t gl_ext_stenciltwoside = {0, "gl_ext_stenciltwoside", "1"};
-cvar_t r_editlights = {0, "r_editlights", "0"};
-cvar_t r_editlights_cursordistance = {0, "r_editlights_cursordistance", "1024"};
-cvar_t r_editlights_cursorpushback = {0, "r_editlights_cursorpushback", "0"};
-cvar_t r_editlights_cursorpushoff = {0, "r_editlights_cursorpushoff", "4"};
-cvar_t r_editlights_cursorgrid = {0, "r_editlights_cursorgrid", "4"};
-cvar_t r_editlights_quakelightsizescale = {CVAR_SAVE, "r_editlights_quakelightsizescale", "0.8"};
+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_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_lightattenuationpower = {0, "r_shadow_lightattenuationpower", "0.5", "changes attenuation texture generation (does not affect r_glsl lighting)"};
+cvar_t r_shadow_lightattenuationscale = {0, "r_shadow_lightattenuationscale", "1", "changes attenuation texture generation (does not affect r_glsl lighting)"};
+cvar_t r_shadow_lightintensityscale = {0, "r_shadow_lightintensityscale", "1", "renders all world lights brighter or darker"};
+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_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_dlight_svbspculling = {0, "r_shadow_realtime_dlight_svbspculling", "0", "enables svbsp optimization on dynamic lights (very slow!)"};
+cvar_t r_shadow_realtime_dlight_portalculling = {0, "r_shadow_realtime_dlight_portalculling", "0", "enables portal optimization on dynamic lights (slow!)"};
+cvar_t r_shadow_realtime_world = {CVAR_SAVE, "r_shadow_realtime_world", "0", "enables rendering of full world lighting (whether loaded from the map, or a .rtlights file, or a .ent file, or a .lights file produced by hlight)"};
+cvar_t r_shadow_realtime_world_dlightshadows = {CVAR_SAVE, "r_shadow_realtime_world_dlightshadows", "1", "enables shadows from dynamic lights when using full world lighting"};
+cvar_t r_shadow_realtime_world_lightmaps = {CVAR_SAVE, "r_shadow_realtime_world_lightmaps", "0", "brightness to render lightmaps when using full world lighting, try 0.5 for a tenebrae-like appearance"};
+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_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_shadow_polygonfactor = {0, "r_shadow_shadow_polygonfactor", "0", "how much to enlarge shadow volume polygons when rendering (should be 0!)"};
+cvar_t r_shadow_shadow_polygonoffset = {0, "r_shadow_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 gl_ext_separatestencil = {0, "gl_ext_separatetencil", "1", "make use of OpenGL 2.0 glStencilOpSeparate or GL_ATI_separate_stencil extension"};
+cvar_t gl_ext_stenciltwoside = {0, "gl_ext_stenciltwoside", "1", "make use of GL_EXT_stenciltwoside extension (NVIDIA only)"};
+cvar_t r_editlights = {0, "r_editlights", "0", "enables .rtlights file editing mode"};
+cvar_t r_editlights_cursordistance = {0, "r_editlights_cursordistance", "1024", "maximum distance of cursor from eye"};
+cvar_t r_editlights_cursorpushback = {0, "r_editlights_cursorpushback", "0", "how far to pull the cursor back toward the eye"};
+cvar_t r_editlights_cursorpushoff = {0, "r_editlights_cursorpushoff", "4", "how far to push the cursor off the impacted surface"};
+cvar_t r_editlights_cursorgrid = {0, "r_editlights_cursorgrid", "4", "snaps cursor to this grid size"};
+cvar_t r_editlights_quakelightsizescale = {CVAR_SAVE, "r_editlights_quakelightsizescale", "1", "changes size of light entities loaded from a map"};
float r_shadow_attenpower, r_shadow_attenscale;
dlight_t r_shadow_bufferlight;
vec3_t r_editlights_cursorlocation;
-rtexture_t *lighttextures[5];
-
extern int con_vislines;
typedef struct cubemapinfo_s
static int numcubemaps;
static cubemapinfo_t cubemaps[MAX_CUBEMAPS];
-#define SHADERPERMUTATION_SPECULAR (1<<0)
-#define SHADERPERMUTATION_FOG (1<<1)
-#define SHADERPERMUTATION_CUBEFILTER (1<<2)
-#define SHADERPERMUTATION_OFFSETMAPPING (1<<3)
-#define SHADERPERMUTATION_SURFACENORMALIZE (1<<4)
-#define SHADERPERMUTATION_GEFORCEFX (1<<5)
-#define SHADERPERMUTATION_COUNT (1<<6)
-
-GLhandleARB r_shadow_program_light[SHADERPERMUTATION_COUNT];
-
void R_Shadow_UncompileWorldLights(void);
void R_Shadow_ClearWorldLights(void);
void R_Shadow_SaveWorldLights(void);
static void R_Shadow_MakeTextures(void);
void R_Shadow_DrawWorldLightShadowVolume(matrix4x4_t *matrix, dlight_t *light);
-const char *builtinshader_light_vert =
-"// ambient+diffuse+specular+normalmap+attenuation+cubemap+fog shader\n"
-"// written by Forest 'LordHavoc' Hale\n"
-"\n"
-"uniform vec3 LightPosition;\n"
-"\n"
-"varying vec2 TexCoord;\n"
-"varying vec3 CubeVector;\n"
-"varying vec3 LightVector;\n"
-"\n"
-"#if defined(USESPECULAR) || defined(USEFOG) || defined(USEOFFSETMAPPING)\n"
-"uniform vec3 EyePosition;\n"
-"varying vec3 EyeVector;\n"
-"#endif\n"
-"\n"
-"// TODO: get rid of tangentt (texcoord2) and use a crossproduct to regenerate it from tangents (texcoord1) and normal (texcoord3)\n"
-"\n"
-"void main(void)\n"
-"{\n"
-" // copy the surface texcoord\n"
-" TexCoord = gl_MultiTexCoord0.st;\n"
-"\n"
-" // transform vertex position into light attenuation/cubemap space\n"
-" // (-1 to +1 across the light box)\n"
-" CubeVector = vec3(gl_TextureMatrix[3] * gl_Vertex);\n"
-"\n"
-" // transform unnormalized light direction into tangent space\n"
-" // (we use unnormalized to ensure that it interpolates correctly and then\n"
-" // normalize it per pixel)\n"
-" vec3 lightminusvertex = LightPosition - gl_Vertex.xyz;\n"
-" LightVector.x = -dot(lightminusvertex, gl_MultiTexCoord1.xyz);\n"
-" LightVector.y = -dot(lightminusvertex, gl_MultiTexCoord2.xyz);\n"
-" LightVector.z = -dot(lightminusvertex, gl_MultiTexCoord3.xyz);\n"
-"\n"
-"#if defined(USESPECULAR) || defined(USEFOG) || defined(USEOFFSETMAPPING)\n"
-" // transform unnormalized eye direction into tangent space\n"
-" vec3 eyeminusvertex = EyePosition - gl_Vertex.xyz;\n"
-" EyeVector.x = -dot(eyeminusvertex, gl_MultiTexCoord1.xyz);\n"
-" EyeVector.y = -dot(eyeminusvertex, gl_MultiTexCoord2.xyz);\n"
-" EyeVector.z = -dot(eyeminusvertex, gl_MultiTexCoord3.xyz);\n"
-"#endif\n"
-"\n"
-" // transform vertex to camera space, using ftransform to match non-VS\n"
-" // rendering\n"
-" gl_Position = ftransform();\n"
-"}\n"
-;
-
-const char *builtinshader_light_frag =
-"// ambient+diffuse+specular+normalmap+attenuation+cubemap+fog shader\n"
-"// written by Forest 'LordHavoc' Hale\n"
-"\n"
-"// use half floats on GEFORCEFX for math performance, otherwise don't\n"
-"#ifndef GEFORCEFX\n"
-"#define half float\n"
-"#define hvec2 vec2\n"
-"#define hvec3 vec3\n"
-"#define hvec4 vec4\n"
-"#endif\n"
-"\n"
-"uniform hvec3 LightColor;\n"
-"#ifdef USEOFFSETMAPPING\n"
-"uniform half OffsetMapping_Scale;\n"
-"uniform half OffsetMapping_Bias;\n"
-"#endif\n"
-"#ifdef USESPECULAR\n"
-"uniform half SpecularPower;\n"
-"#endif\n"
-"#ifdef USEFOG\n"
-"uniform half FogRangeRecip;\n"
-"#endif\n"
-"uniform half AmbientScale;\n"
-"uniform half DiffuseScale;\n"
-"#ifdef USESPECULAR\n"
-"uniform half SpecularScale;\n"
-"#endif\n"
-"\n"
-"uniform sampler2D Texture_Normal;\n"
-"uniform sampler2D Texture_Color;\n"
-"#ifdef USESPECULAR\n"
-"uniform sampler2D Texture_Gloss;\n"
-"#endif\n"
-"#ifdef USECUBEFILTER\n"
-"uniform samplerCube Texture_Cube;\n"
-"#endif\n"
-"#ifdef USEFOG\n"
-"uniform sampler2D Texture_FogMask;\n"
-"#endif\n"
-"\n"
-"varying vec2 TexCoord;\n"
-"varying vec3 CubeVector;\n"
-"varying vec3 LightVector;\n"
-"#if defined(USESPECULAR) || defined(USEFOG) || defined(USEOFFSETMAPPING)\n"
-"varying vec3 EyeVector;\n"
-"#endif\n"
-"\n"
-"void main(void)\n"
-"{\n"
-" // attenuation\n"
-" //\n"
-" // the attenuation is (1-(x*x+y*y+z*z)) which gives a large bright\n"
-" // center and sharp falloff at the edge, this is about the most efficient\n"
-" // we can get away with as far as providing illumination.\n"
-" //\n"
-" // pow(1-(x*x+y*y+z*z), 4) is far more realistic but needs large lights to\n"
-" // provide significant illumination, large = slow = pain.\n"
-" half colorscale = max(1.0 - dot(CubeVector, CubeVector), 0.0);\n"
-"\n"
-"#ifdef USEFOG\n"
-" // apply fog\n"
-" colorscale *= texture2D(Texture_FogMask, hvec2(length(EyeVector)*FogRangeRecip, 0)).x;\n"
-"#endif\n"
-"\n"
-"#ifdef USEOFFSETMAPPING\n"
-" // this is 3 sample because of ATI Radeon 9500-9800/X300 limits\n"
-" hvec2 OffsetVector = normalize(EyeVector).xy * vec2(-0.333, 0.333);\n"
-" hvec2 TexCoordOffset = TexCoord + OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoord).w);\n"
-" TexCoordOffset += OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoordOffset).w);\n"
-" TexCoordOffset += OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoordOffset).w);\n"
-"#define TexCoord TexCoordOffset\n"
-"#endif\n"
-"\n"
-" // get the surface normal\n"
-"#ifdef SURFACENORMALIZE\n"
-" hvec3 surfacenormal = normalize(hvec3(texture2D(Texture_Normal, TexCoord)) - 0.5);\n"
-"#else\n"
-" hvec3 surfacenormal = -1.0 + 2.0 * hvec3(texture2D(Texture_Normal, TexCoord));\n"
-"#endif\n"
-"\n"
-" // calculate shading\n"
-" hvec3 diffusenormal = hvec3(normalize(LightVector));\n"
-" hvec3 color = hvec3(texture2D(Texture_Color, TexCoord)) * (AmbientScale + DiffuseScale * max(dot(surfacenormal, diffusenormal), 0.0));\n"
-"#ifdef USESPECULAR\n"
-" hvec3 specularnormal = hvec3(normalize(diffusenormal + hvec3(normalize(EyeVector))));\n"
-" color += hvec3(texture2D(Texture_Gloss, TexCoord)) * (SpecularScale * pow(max(dot(surfacenormal, specularnormal), 0.0), SpecularPower));\n"
-"#endif\n"
-"\n"
-"#ifdef USECUBEFILTER\n"
-" // apply light cubemap filter\n"
-" color *= hvec3(textureCube(Texture_Cube, CubeVector));\n"
-"#endif\n"
-"\n"
-" // calculate fragment color (apply light color and attenuation/fog scaling)\n"
-" gl_FragColor = hvec4(color * LightColor * colorscale, 1);\n"
-"}\n"
-;
-
void r_shadow_start(void)
{
- int i;
- // use half float math where available (speed gain on NVIDIA GFFX and GF6)
- if (gl_support_half_float)
- Cvar_SetValue("r_shadow_glsl_usehalffloat", 1);
// allocate vertex processing arrays
numcubemaps = 0;
r_shadow_attenuation2dtexture = NULL;
r_shadow_filters_texturepool = NULL;
R_Shadow_ValidateCvars();
R_Shadow_MakeTextures();
- maxshadowelements = 0;
+ maxshadowtriangles = 0;
shadowelements = NULL;
+ maxshadowvertices = 0;
+ shadowvertex3f = NULL;
maxvertexupdate = 0;
vertexupdate = NULL;
vertexremap = NULL;
r_shadow_buffer_numsurfacepvsbytes = 0;
r_shadow_buffer_surfacepvs = NULL;
r_shadow_buffer_surfacelist = NULL;
- for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
- r_shadow_program_light[i] = 0;
- if (gl_support_fragment_shader)
- {
- char *vertstring, *fragstring;
- int vertstrings_count;
- int fragstrings_count;
- const char *vertstrings_list[SHADERPERMUTATION_COUNT+1];
- const char *fragstrings_list[SHADERPERMUTATION_COUNT+1];
- vertstring = (char *)FS_LoadFile("glsl/light.vert", tempmempool, false);
- fragstring = (char *)FS_LoadFile("glsl/light.frag", tempmempool, false);
- for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
- {
- vertstrings_count = 0;
- fragstrings_count = 0;
- if (i & SHADERPERMUTATION_SPECULAR)
- {
- vertstrings_list[vertstrings_count++] = "#define USESPECULAR\n";
- fragstrings_list[fragstrings_count++] = "#define USESPECULAR\n";
- }
- if (i & SHADERPERMUTATION_FOG)
- {
- vertstrings_list[vertstrings_count++] = "#define USEFOG\n";
- fragstrings_list[fragstrings_count++] = "#define USEFOG\n";
- }
- if (i & SHADERPERMUTATION_CUBEFILTER)
- {
- vertstrings_list[vertstrings_count++] = "#define USECUBEFILTER\n";
- fragstrings_list[fragstrings_count++] = "#define USECUBEFILTER\n";
- }
- if (i & SHADERPERMUTATION_OFFSETMAPPING)
- {
- vertstrings_list[vertstrings_count++] = "#define USEOFFSETMAPPING\n";
- fragstrings_list[fragstrings_count++] = "#define USEOFFSETMAPPING\n";
- }
- if (i & SHADERPERMUTATION_SURFACENORMALIZE)
- {
- vertstrings_list[vertstrings_count++] = "#define SURFACENORMALIZE\n";
- fragstrings_list[fragstrings_count++] = "#define SURFACENORMALIZE\n";
- }
- if (i & SHADERPERMUTATION_GEFORCEFX)
- {
- vertstrings_list[vertstrings_count++] = "#define GEFORCEFX\n";
- fragstrings_list[fragstrings_count++] = "#define GEFORCEFX\n";
- }
- vertstrings_list[vertstrings_count++] = vertstring ? vertstring : builtinshader_light_vert;
- fragstrings_list[fragstrings_count++] = fragstring ? fragstring : builtinshader_light_frag;
- r_shadow_program_light[i] = GL_Backend_CompileProgram(vertstrings_count, vertstrings_list, fragstrings_count, fragstrings_list);
- if (!r_shadow_program_light[i])
- {
- Con_Printf("permutation %s %s %s %s %s %s failed for shader %s, some features may not work properly!\n", i & 1 ? "specular" : "", i & 2 ? "fog" : "", i & 4 ? "cubefilter" : "", i & 8 ? "offsetmapping" : "", i & 16 ? "surfacenormalize" : "", i & 32 ? "geforcefx" : "", "glsl/light");
- continue;
- }
- qglUseProgramObjectARB(r_shadow_program_light[i]);
- qglUniform1iARB(qglGetUniformLocationARB(r_shadow_program_light[i], "Texture_Normal"), 0);CHECKGLERROR
- qglUniform1iARB(qglGetUniformLocationARB(r_shadow_program_light[i], "Texture_Color"), 1);CHECKGLERROR
- if (i & SHADERPERMUTATION_SPECULAR)
- {
- qglUniform1iARB(qglGetUniformLocationARB(r_shadow_program_light[i], "Texture_Gloss"), 2);CHECKGLERROR
- }
- if (i & SHADERPERMUTATION_CUBEFILTER)
- {
- qglUniform1iARB(qglGetUniformLocationARB(r_shadow_program_light[i], "Texture_Cube"), 3);CHECKGLERROR
- }
- if (i & SHADERPERMUTATION_FOG)
- {
- qglUniform1iARB(qglGetUniformLocationARB(r_shadow_program_light[i], "Texture_FogMask"), 4);CHECKGLERROR
- }
- }
- qglUseProgramObjectARB(0);
- if (fragstring)
- Mem_Free(fragstring);
- if (vertstring)
- Mem_Free(vertstring);
- }
}
void r_shadow_shutdown(void)
{
- int i;
R_Shadow_UncompileWorldLights();
- for (i = 0;i < SHADERPERMUTATION_COUNT;i++)
- {
- if (r_shadow_program_light[i])
- {
- GL_Backend_FreeProgram(r_shadow_program_light[i]);
- r_shadow_program_light[i] = 0;
- }
- }
numcubemaps = 0;
r_shadow_attenuation2dtexture = NULL;
r_shadow_attenuation3dtexture = NULL;
R_FreeTexturePool(&r_shadow_texturepool);
R_FreeTexturePool(&r_shadow_filters_texturepool);
- maxshadowelements = 0;
+ maxshadowtriangles = 0;
if (shadowelements)
Mem_Free(shadowelements);
shadowelements = NULL;
+ if (shadowvertex3f)
+ Mem_Free(shadowvertex3f);
+ shadowvertex3f = NULL;
maxvertexupdate = 0;
if (vertexupdate)
Mem_Free(vertexupdate);
"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_dlight_portalculling : work hard to reduce graphics work\n"
"r_shadow_realtime_world : use high quality world lighting mode\n"
"r_shadow_realtime_world_dlightshadows : cast shadows from dlights\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_compilelight : compile lighting geometry\n"
"r_shadow_realtime_world_compileshadow : compile shadow geometry\n"
-"r_shadow_glsl : use OpenGL Shading Language for lighting\n"
-"r_shadow_glsl_offsetmapping : enables Offset Mapping bumpmap enhancement\n"
-"r_shadow_glsl_offsetmapping_scale : controls depth of Offset Mapping\n"
-"r_shadow_glsl_offsetmapping_bias : should be negative half of scale\n"
-"r_shadow_glsl_usehalffloat : use lower quality lighting\n"
-"r_shadow_glsl_surfacenormalize : makes bumpmapping slightly higher quality\n"
"r_shadow_scissor : use scissor optimization\n"
"r_shadow_shadow_polygonfactor : nudge shadow volumes closer/further\n"
"r_shadow_shadow_polygonoffset : nudge shadow volumes closer/further\n"
-"r_shadow_singlepassvolumegeneration : selects shadow volume algorithm\n"
"r_shadow_texture3d : use 3d attenuation texture (if hardware supports)\n"
-"r_shadow_visiblelighting : useful for performance testing; bright = slow!\n"
-"r_shadow_visiblevolumes : useful for performance testing; bright = slow!\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"
);
Cvar_RegisterVariable(&r_shadow_gloss);
Cvar_RegisterVariable(&r_shadow_gloss2intensity);
Cvar_RegisterVariable(&r_shadow_glossintensity);
+ Cvar_RegisterVariable(&r_shadow_glossexponent);
Cvar_RegisterVariable(&r_shadow_lightattenuationpower);
Cvar_RegisterVariable(&r_shadow_lightattenuationscale);
Cvar_RegisterVariable(&r_shadow_lightintensityscale);
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_dlight_shadows);
+ Cvar_RegisterVariable(&r_shadow_realtime_dlight_svbspculling);
Cvar_RegisterVariable(&r_shadow_realtime_dlight_portalculling);
Cvar_RegisterVariable(&r_shadow_realtime_world);
Cvar_RegisterVariable(&r_shadow_realtime_world_dlightshadows);
Cvar_RegisterVariable(&r_shadow_realtime_world_lightmaps);
Cvar_RegisterVariable(&r_shadow_realtime_world_shadows);
Cvar_RegisterVariable(&r_shadow_realtime_world_compile);
- Cvar_RegisterVariable(&r_shadow_realtime_world_compilelight);
Cvar_RegisterVariable(&r_shadow_realtime_world_compileshadow);
+ Cvar_RegisterVariable(&r_shadow_realtime_world_compilesvbsp);
+ Cvar_RegisterVariable(&r_shadow_realtime_world_compileportalculling);
Cvar_RegisterVariable(&r_shadow_scissor);
Cvar_RegisterVariable(&r_shadow_shadow_polygonfactor);
Cvar_RegisterVariable(&r_shadow_shadow_polygonoffset);
- Cvar_RegisterVariable(&r_shadow_singlepassvolumegeneration);
Cvar_RegisterVariable(&r_shadow_texture3d);
- Cvar_RegisterVariable(&r_shadow_visiblelighting);
- Cvar_RegisterVariable(&r_shadow_visiblevolumes);
- Cvar_RegisterVariable(&r_shadow_glsl);
- Cvar_RegisterVariable(&r_shadow_glsl_offsetmapping);
- Cvar_RegisterVariable(&r_shadow_glsl_offsetmapping_scale);
- Cvar_RegisterVariable(&r_shadow_glsl_offsetmapping_bias);
- Cvar_RegisterVariable(&r_shadow_glsl_usehalffloat);
- Cvar_RegisterVariable(&r_shadow_glsl_surfacenormalize);
+ Cvar_RegisterVariable(&gl_ext_separatestencil);
Cvar_RegisterVariable(&gl_ext_stenciltwoside);
if (gamemode == GAME_TENEBRAE)
{
Cvar_SetValue("r_shadow_gloss", 2);
Cvar_SetValue("r_shadow_bumpscale_basetexture", 4);
}
- Cmd_AddCommand("r_shadow_help", R_Shadow_Help_f);
+ 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();
- r_shadow_mempool = Mem_AllocPool("R_Shadow", 0, NULL);
r_shadow_worldlightchain = NULL;
- maxshadowelements = 0;
+ maxshadowtriangles = 0;
shadowelements = NULL;
+ maxshadowvertices = 0;
+ shadowvertex3f = NULL;
maxvertexupdate = 0;
vertexupdate = NULL;
vertexremap = NULL;
}
};
-int *R_Shadow_ResizeShadowElements(int numtris)
+void R_Shadow_ResizeShadowArrays(int numvertices, int numtriangles)
{
// make sure shadowelements is big enough for this volume
- if (maxshadowelements < numtris * 24)
+ if (maxshadowtriangles < numtriangles)
{
- maxshadowelements = numtris * 24;
+ maxshadowtriangles = numtriangles;
if (shadowelements)
Mem_Free(shadowelements);
- shadowelements = Mem_Alloc(r_shadow_mempool, maxshadowelements * sizeof(int));
+ shadowelements = (int *)Mem_Alloc(r_main_mempool, maxshadowtriangles * sizeof(int[24]));
+ }
+ // 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]));
}
- return shadowelements;
}
static void R_Shadow_EnlargeLeafSurfaceBuffer(int numleafs, int numsurfaces)
if (r_shadow_buffer_leaflist)
Mem_Free(r_shadow_buffer_leaflist);
r_shadow_buffer_numleafpvsbytes = numleafpvsbytes;
- r_shadow_buffer_leafpvs = Mem_Alloc(r_shadow_mempool, r_shadow_buffer_numleafpvsbytes);
- r_shadow_buffer_leaflist = Mem_Alloc(r_shadow_mempool, r_shadow_buffer_numleafpvsbytes * 8 * sizeof(*r_shadow_buffer_leaflist));
+ r_shadow_buffer_leafpvs = (unsigned char *)Mem_Alloc(r_main_mempool, r_shadow_buffer_numleafpvsbytes);
+ r_shadow_buffer_leaflist = (int *)Mem_Alloc(r_main_mempool, r_shadow_buffer_numleafpvsbytes * 8 * sizeof(*r_shadow_buffer_leaflist));
}
if (r_shadow_buffer_numsurfacepvsbytes < numsurfacepvsbytes)
{
if (r_shadow_buffer_surfacelist)
Mem_Free(r_shadow_buffer_surfacelist);
r_shadow_buffer_numsurfacepvsbytes = numsurfacepvsbytes;
- r_shadow_buffer_surfacepvs = Mem_Alloc(r_shadow_mempool, r_shadow_buffer_numsurfacepvsbytes);
- r_shadow_buffer_surfacelist = Mem_Alloc(r_shadow_mempool, r_shadow_buffer_numsurfacepvsbytes * 8 * sizeof(*r_shadow_buffer_surfacelist));
+ 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));
}
}
Mem_Free(shadowmark);
if (shadowmarklist)
Mem_Free(shadowmarklist);
- shadowmark = Mem_Alloc(r_shadow_mempool, maxshadowmark * sizeof(*shadowmark));
- shadowmarklist = Mem_Alloc(r_shadow_mempool, maxshadowmark * sizeof(*shadowmarklist));
+ shadowmark = (int *)Mem_Alloc(r_main_mempool, maxshadowmark * sizeof(*shadowmark));
+ shadowmarklist = (int *)Mem_Alloc(r_main_mempool, maxshadowmark * sizeof(*shadowmarklist));
shadowmarkcount = 0;
}
shadowmarkcount++;
numshadowmark = 0;
}
-int R_Shadow_ConstructShadowVolume(int innumvertices, int innumtris, const int *inelement3i, const int *inneighbor3i, const float *invertex3f, int *outnumvertices, int *outelement3i, float *outvertex3f, const float *projectorigin, float projectdistance, int numshadowmarktris, const int *shadowmarktris)
+int R_Shadow_ConstructShadowVolume(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;
int outtriangles = 0, outvertices = 0;
const int *element;
const float *vertex;
+ float ratio, direction[3], projectvector[3];
+
+ if (projectdirection)
+ VectorScale(projectdirection, projectdistance, projectvector);
+ else
+ VectorClear(projectvector);
if (maxvertexupdate < innumvertices)
{
Mem_Free(vertexupdate);
if (vertexremap)
Mem_Free(vertexremap);
- vertexupdate = Mem_Alloc(r_shadow_mempool, maxvertexupdate * sizeof(int));
- vertexremap = Mem_Alloc(r_shadow_mempool, maxvertexupdate * sizeof(int));
+ vertexupdate = (int *)Mem_Alloc(r_main_mempool, maxvertexupdate * sizeof(int));
+ vertexremap = (int *)Mem_Alloc(r_main_mempool, maxvertexupdate * sizeof(int));
vertexupdatenum = 0;
}
vertexupdatenum++;
for (i = 0;i < numshadowmarktris;i++)
shadowmark[shadowmarktris[i]] = shadowmarkcount;
- for (i = 0;i < numshadowmarktris;i++)
+ // create the vertices
+ if (projectdirection)
{
- element = inelement3i + shadowmarktris[i] * 3;
- // make sure the vertices are created
- for (j = 0;j < 3;j++)
+ for (i = 0;i < numshadowmarktris;i++)
{
- if (vertexupdate[element[j]] != vertexupdatenum)
+ element = inelement3i + shadowmarktris[i] * 3;
+ for (j = 0;j < 3;j++)
{
- float ratio, direction[3];
- vertexupdate[element[j]] = vertexupdatenum;
- vertexremap[element[j]] = outvertices;
- vertex = invertex3f + element[j] * 3;
- // project one copy of the vertex to the sphere radius of the light
- // (FIXME: would projecting it to the light box be better?)
- VectorSubtract(vertex, projectorigin, direction);
- ratio = projectdistance / VectorLength(direction);
- VectorCopy(vertex, outvertex3f);
- VectorMA(projectorigin, ratio, direction, (outvertex3f + 3));
- outvertex3f += 6;
- outvertices += 2;
+ if (vertexupdate[element[j]] != vertexupdatenum)
+ {
+ vertexupdate[element[j]] = vertexupdatenum;
+ vertexremap[element[j]] = outvertices;
+ vertex = invertex3f + element[j] * 3;
+ // project one copy of the vertex according to projectvector
+ VectorCopy(vertex, outvertex3f);
+ VectorAdd(vertex, projectvector, (outvertex3f + 3));
+ outvertex3f += 6;
+ outvertices += 2;
+ }
}
}
}
-
- for (i = 0;i < numshadowmarktris;i++)
+ else
{
- int remappedelement[3];
- int markindex;
- const int *neighbortriangle;
-
- markindex = shadowmarktris[i] * 3;
- element = inelement3i + markindex;
- neighbortriangle = inneighbor3i + markindex;
- // output the front and back triangles
- outelement3i[0] = vertexremap[element[0]];
- outelement3i[1] = vertexremap[element[1]];
- outelement3i[2] = vertexremap[element[2]];
- outelement3i[3] = vertexremap[element[2]] + 1;
- outelement3i[4] = vertexremap[element[1]] + 1;
- outelement3i[5] = vertexremap[element[0]] + 1;
-
- outelement3i += 6;
- outtriangles += 2;
- // output the sides (facing outward from this triangle)
- if (shadowmark[neighbortriangle[0]] != shadowmarkcount)
+ for (i = 0;i < numshadowmarktris;i++)
{
- remappedelement[0] = vertexremap[element[0]];
- remappedelement[1] = vertexremap[element[1]];
- outelement3i[0] = remappedelement[1];
- outelement3i[1] = remappedelement[0];
- outelement3i[2] = remappedelement[0] + 1;
- outelement3i[3] = remappedelement[1];
- outelement3i[4] = remappedelement[0] + 1;
- outelement3i[5] = remappedelement[1] + 1;
-
- outelement3i += 6;
- outtriangles += 2;
+ element = inelement3i + shadowmarktris[i] * 3;
+ for (j = 0;j < 3;j++)
+ {
+ if (vertexupdate[element[j]] != vertexupdatenum)
+ {
+ vertexupdate[element[j]] = vertexupdatenum;
+ vertexremap[element[j]] = outvertices;
+ vertex = invertex3f + element[j] * 3;
+ // project one copy of the vertex to the sphere radius of the light
+ // (FIXME: would projecting it to the light box be better?)
+ VectorSubtract(vertex, projectorigin, direction);
+ ratio = projectdistance / VectorLength(direction);
+ VectorCopy(vertex, outvertex3f);
+ VectorMA(projectorigin, ratio, direction, (outvertex3f + 3));
+ outvertex3f += 6;
+ outvertices += 2;
+ }
+ }
}
- if (shadowmark[neighbortriangle[1]] != shadowmarkcount)
+ }
+
+ if (r_shadow_frontsidecasting.integer)
+ {
+ for (i = 0;i < numshadowmarktris;i++)
{
- remappedelement[1] = vertexremap[element[1]];
- remappedelement[2] = vertexremap[element[2]];
- outelement3i[0] = remappedelement[2];
- outelement3i[1] = remappedelement[1];
- outelement3i[2] = remappedelement[1] + 1;
- outelement3i[3] = remappedelement[2];
- outelement3i[4] = remappedelement[1] + 1;
- outelement3i[5] = remappedelement[2] + 1;
+ int remappedelement[3];
+ int markindex;
+ const int *neighbortriangle;
+
+ markindex = shadowmarktris[i] * 3;
+ element = inelement3i + markindex;
+ neighbortriangle = inneighbor3i + markindex;
+ // output the front and back triangles
+ outelement3i[0] = vertexremap[element[0]];
+ outelement3i[1] = vertexremap[element[1]];
+ outelement3i[2] = vertexremap[element[2]];
+ outelement3i[3] = vertexremap[element[2]] + 1;
+ outelement3i[4] = vertexremap[element[1]] + 1;
+ outelement3i[5] = vertexremap[element[0]] + 1;
outelement3i += 6;
outtriangles += 2;
+ // output the sides (facing outward from this triangle)
+ if (shadowmark[neighbortriangle[0]] != shadowmarkcount)
+ {
+ remappedelement[0] = vertexremap[element[0]];
+ remappedelement[1] = vertexremap[element[1]];
+ outelement3i[0] = remappedelement[1];
+ outelement3i[1] = remappedelement[0];
+ outelement3i[2] = remappedelement[0] + 1;
+ outelement3i[3] = remappedelement[1];
+ outelement3i[4] = remappedelement[0] + 1;
+ outelement3i[5] = remappedelement[1] + 1;
+
+ outelement3i += 6;
+ outtriangles += 2;
+ }
+ if (shadowmark[neighbortriangle[1]] != shadowmarkcount)
+ {
+ remappedelement[1] = vertexremap[element[1]];
+ remappedelement[2] = vertexremap[element[2]];
+ outelement3i[0] = remappedelement[2];
+ outelement3i[1] = remappedelement[1];
+ outelement3i[2] = remappedelement[1] + 1;
+ outelement3i[3] = remappedelement[2];
+ outelement3i[4] = remappedelement[1] + 1;
+ outelement3i[5] = remappedelement[2] + 1;
+
+ outelement3i += 6;
+ outtriangles += 2;
+ }
+ if (shadowmark[neighbortriangle[2]] != shadowmarkcount)
+ {
+ remappedelement[0] = vertexremap[element[0]];
+ remappedelement[2] = vertexremap[element[2]];
+ outelement3i[0] = remappedelement[0];
+ outelement3i[1] = remappedelement[2];
+ outelement3i[2] = remappedelement[2] + 1;
+ outelement3i[3] = remappedelement[0];
+ outelement3i[4] = remappedelement[2] + 1;
+ outelement3i[5] = remappedelement[0] + 1;
+
+ outelement3i += 6;
+ outtriangles += 2;
+ }
}
- if (shadowmark[neighbortriangle[2]] != shadowmarkcount)
+ }
+ else
+ {
+ for (i = 0;i < numshadowmarktris;i++)
{
- remappedelement[0] = vertexremap[element[0]];
- remappedelement[2] = vertexremap[element[2]];
- outelement3i[0] = remappedelement[0];
- outelement3i[1] = remappedelement[2];
- outelement3i[2] = remappedelement[2] + 1;
- outelement3i[3] = remappedelement[0];
- outelement3i[4] = remappedelement[2] + 1;
- outelement3i[5] = remappedelement[0] + 1;
+ int remappedelement[3];
+ int markindex;
+ const int *neighbortriangle;
+
+ markindex = shadowmarktris[i] * 3;
+ element = inelement3i + markindex;
+ neighbortriangle = inneighbor3i + markindex;
+ // output the front and back triangles
+ outelement3i[0] = vertexremap[element[2]];
+ outelement3i[1] = vertexremap[element[1]];
+ outelement3i[2] = vertexremap[element[0]];
+ outelement3i[3] = vertexremap[element[0]] + 1;
+ outelement3i[4] = vertexremap[element[1]] + 1;
+ outelement3i[5] = vertexremap[element[2]] + 1;
outelement3i += 6;
outtriangles += 2;
+ // output the sides (facing outward from this triangle)
+ if (shadowmark[neighbortriangle[0]] != shadowmarkcount)
+ {
+ remappedelement[0] = vertexremap[element[0]];
+ remappedelement[1] = vertexremap[element[1]];
+ outelement3i[0] = remappedelement[0];
+ outelement3i[1] = remappedelement[1];
+ outelement3i[2] = remappedelement[1] + 1;
+ outelement3i[3] = remappedelement[0];
+ outelement3i[4] = remappedelement[1] + 1;
+ outelement3i[5] = remappedelement[0] + 1;
+
+ outelement3i += 6;
+ outtriangles += 2;
+ }
+ if (shadowmark[neighbortriangle[1]] != shadowmarkcount)
+ {
+ remappedelement[1] = vertexremap[element[1]];
+ remappedelement[2] = vertexremap[element[2]];
+ outelement3i[0] = remappedelement[1];
+ outelement3i[1] = remappedelement[2];
+ outelement3i[2] = remappedelement[2] + 1;
+ outelement3i[3] = remappedelement[1];
+ outelement3i[4] = remappedelement[2] + 1;
+ outelement3i[5] = remappedelement[1] + 1;
+
+ outelement3i += 6;
+ outtriangles += 2;
+ }
+ if (shadowmark[neighbortriangle[2]] != shadowmarkcount)
+ {
+ remappedelement[0] = vertexremap[element[0]];
+ remappedelement[2] = vertexremap[element[2]];
+ outelement3i[0] = remappedelement[2];
+ outelement3i[1] = remappedelement[0];
+ outelement3i[2] = remappedelement[0] + 1;
+ outelement3i[3] = remappedelement[2];
+ outelement3i[4] = remappedelement[0] + 1;
+ outelement3i[5] = remappedelement[2] + 1;
+
+ outelement3i += 6;
+ outtriangles += 2;
+ }
}
}
if (outnumvertices)
return outtriangles;
}
-void R_Shadow_VolumeFromList(int numverts, int numtris, const float *invertex3f, const int *elements, const int *neighbors, const vec3_t projectorigin, float projectdistance, int nummarktris, const int *marktris)
+void R_Shadow_VolumeFromList(int numverts, int numtris, const float *invertex3f, const int *elements, const int *neighbors, const vec3_t projectorigin, const vec3_t projectdirection, float projectdistance, int nummarktris, const int *marktris)
{
int tris, outverts;
if (projectdistance < 0.1)
{
- Con_Printf("R_Shadow_Volume: projectdistance %f\n");
+ Con_Printf("R_Shadow_Volume: projectdistance %f\n", projectdistance);
return;
}
if (!numverts || !nummarktris)
return;
// make sure shadowelements is big enough for this volume
- if (maxshadowelements < nummarktris * 24)
- R_Shadow_ResizeShadowElements((nummarktris + 256) * 24);
- tris = R_Shadow_ConstructShadowVolume(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, varray_vertex3f2, projectorigin, projectdistance, nummarktris, marktris);
- R_Shadow_RenderVolume(outverts, tris, varray_vertex3f2, shadowelements);
+ if (maxshadowtriangles < nummarktris || maxshadowvertices < numverts)
+ R_Shadow_ResizeShadowArrays((numverts + 255) & ~255, (nummarktris + 255) & ~255);
+ tris = R_Shadow_ConstructShadowVolume(numverts, numtris, elements, neighbors, invertex3f, &outverts, shadowelements, shadowvertex3f, projectorigin, projectdirection, projectdistance, nummarktris, marktris);
+ r_refdef.stats.lights_dynamicshadowtriangles += tris;
+ R_Shadow_RenderVolume(outverts, tris, shadowvertex3f, shadowelements);
}
-void R_Shadow_MarkVolumeFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, const vec3_t projectorigin, const vec3_t lightmins, const vec3_t lightmaxs, const vec3_t surfacemins, const vec3_t surfacemaxs)
+void R_Shadow_MarkVolumeFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, 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 t, tend;
const int *e;
const float *v[3];
+ float normal[3];
if (!BoxesOverlap(lightmins, lightmaxs, surfacemins, surfacemaxs))
return;
tend = firsttriangle + numtris;
&& surfacemins[2] >= lightmins[2] && surfacemaxs[2] <= lightmaxs[2])
{
// surface box entirely inside light box, no box cull
- for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
- if (PointInfrontOfTriangle(projectorigin, invertex3f + e[0] * 3, invertex3f + e[1] * 3, invertex3f + e[2] * 3))
- shadowmarklist[numshadowmark++] = t;
+ if (projectdirection)
+ {
+ for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ {
+ TriangleNormal(invertex3f + e[0] * 3, invertex3f + e[1] * 3, invertex3f + e[2] * 3, normal);
+ if (r_shadow_frontsidecasting.integer == (DotProduct(normal, projectdirection) < 0))
+ shadowmarklist[numshadowmark++] = t;
+ }
+ }
+ else
+ {
+ for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ if (r_shadow_frontsidecasting.integer == PointInfrontOfTriangle(projectorigin, invertex3f + e[0] * 3, invertex3f + e[1] * 3, invertex3f + e[2] * 3))
+ shadowmarklist[numshadowmark++] = t;
+ }
}
else
{
// surface box not entirely inside light box, cull each triangle
- for (t = firsttriangle, e = elements + t * 3;t < tend;t++, e += 3)
+ if (projectdirection)
{
- v[0] = invertex3f + e[0] * 3;
- v[1] = invertex3f + e[1] * 3;
- v[2] = invertex3f + e[2] * 3;
- if (PointInfrontOfTriangle(projectorigin, v[0], v[1], v[2])
- && lightmaxs[0] > min(v[0][0], min(v[1][0], v[2][0]))
- && lightmins[0] < max(v[0][0], max(v[1][0], v[2][0]))
- && lightmaxs[1] > min(v[0][1], min(v[1][1], v[2][1]))
- && lightmins[1] < max(v[0][1], max(v[1][1], v[2][1]))
- && lightmaxs[2] > min(v[0][2], min(v[1][2], v[2][2]))
- && lightmins[2] < max(v[0][2], max(v[1][2], v[2][2])))
- shadowmarklist[numshadowmark++] = t;
+ 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)
+ && lightmaxs[0] > min(v[0][0], min(v[1][0], v[2][0]))
+ && lightmins[0] < max(v[0][0], max(v[1][0], v[2][0]))
+ && lightmaxs[1] > min(v[0][1], min(v[1][1], v[2][1]))
+ && lightmins[1] < max(v[0][1], max(v[1][1], v[2][1]))
+ && lightmaxs[2] > min(v[0][2], min(v[1][2], v[2][2]))
+ && lightmins[2] < max(v[0][2], max(v[1][2], v[2][2])))
+ shadowmarklist[numshadowmark++] = 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])
+ && lightmaxs[0] > min(v[0][0], min(v[1][0], v[2][0]))
+ && lightmins[0] < max(v[0][0], max(v[1][0], v[2][0]))
+ && lightmaxs[1] > min(v[0][1], min(v[1][1], v[2][1]))
+ && lightmins[1] < max(v[0][1], max(v[1][1], v[2][1]))
+ && lightmaxs[2] > min(v[0][2], min(v[1][2], v[2][2]))
+ && lightmins[2] < max(v[0][2], max(v[1][2], v[2][2])))
+ shadowmarklist[numshadowmark++] = t;
+ }
}
}
}
void R_Shadow_RenderVolume(int numvertices, int numtriangles, const float *vertex3f, const int *element3i)
{
- rmeshstate_t m;
if (r_shadow_compilingrtlight)
{
// if we're compiling an rtlight, capture the mesh
- Mod_ShadowMesh_AddMesh(r_shadow_mempool, r_shadow_compilingrtlight->static_meshchain_shadow, NULL, NULL, NULL, vertex3f, NULL, NULL, NULL, NULL, numtriangles, element3i);
+ Mod_ShadowMesh_AddMesh(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow, NULL, NULL, NULL, vertex3f, NULL, NULL, NULL, NULL, numtriangles, element3i);
return;
}
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- R_Mesh_State(&m);
+ r_refdef.stats.lights_shadowtriangles += numtriangles;
+ CHECKGLERROR
+ R_Mesh_VertexPointer(vertex3f);
GL_LockArrays(0, numvertices);
- if (r_shadowstage == R_SHADOWSTAGE_STENCIL)
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_STENCIL)
{
// decrement stencil if backface is behind depthbuffer
- qglCullFace(GL_BACK); // quake is backwards, this culls front faces
- qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);
+ GL_CullFace(GL_BACK); // quake is backwards, this culls front faces
+ qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
R_Mesh_Draw(0, numvertices, numtriangles, element3i);
- c_rt_shadowmeshes++;
- c_rt_shadowtris += numtriangles;
// increment stencil if frontface is behind depthbuffer
- qglCullFace(GL_FRONT); // quake is backwards, this culls back faces
- qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);
+ GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
+ qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
}
R_Mesh_Draw(0, numvertices, numtriangles, element3i);
- c_rt_shadowmeshes++;
- c_rt_shadowtris += numtriangles;
GL_LockArrays(0, 0);
+ CHECKGLERROR
}
static void R_Shadow_MakeTextures(void)
{
int x, y, z, d;
float v[3], intensity;
- qbyte *data;
+ unsigned char *data;
R_FreeTexturePool(&r_shadow_texturepool);
r_shadow_texturepool = R_AllocTexturePool();
r_shadow_attenpower = r_shadow_lightattenuationpower.value;
r_shadow_attenscale = r_shadow_lightattenuationscale.value;
#define ATTEN2DSIZE 64
#define ATTEN3DSIZE 32
- data = Mem_Alloc(tempmempool, max(ATTEN3DSIZE*ATTEN3DSIZE*ATTEN3DSIZE*4, ATTEN2DSIZE*ATTEN2DSIZE*4));
+ data = (unsigned char *)Mem_Alloc(tempmempool, max(ATTEN3DSIZE*ATTEN3DSIZE*ATTEN3DSIZE*4, ATTEN2DSIZE*ATTEN2DSIZE*4));
for (y = 0;y < ATTEN2DSIZE;y++)
{
for (x = 0;x < ATTEN2DSIZE;x++)
intensity = 1.0f - sqrt(DotProduct(v, v));
if (intensity > 0)
intensity = pow(intensity, r_shadow_attenpower) * r_shadow_attenscale * 256.0f;
- d = bound(0, intensity, 255);
+ d = (int)bound(0, intensity, 255);
data[(y*ATTEN2DSIZE+x)*4+0] = d;
data[(y*ATTEN2DSIZE+x)*4+1] = d;
data[(y*ATTEN2DSIZE+x)*4+2] = d;
}
}
r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, data, TEXTYPE_RGBA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, NULL);
- if (r_shadow_texture3d.integer)
+ if (r_shadow_texture3d.integer && gl_texture3d)
{
for (z = 0;z < ATTEN3DSIZE;z++)
{
intensity = 1.0f - sqrt(DotProduct(v, v));
if (intensity > 0)
intensity = pow(intensity, r_shadow_attenpower) * r_shadow_attenscale * 256.0f;
- d = bound(0, intensity, 255);
+ d = (int)bound(0, intensity, 255);
data[((z*ATTEN3DSIZE+y)*ATTEN3DSIZE+x)*4+0] = d;
data[((z*ATTEN3DSIZE+y)*ATTEN3DSIZE+x)*4+1] = d;
data[((z*ATTEN3DSIZE+y)*ATTEN3DSIZE+x)*4+2] = d;
{
if (r_shadow_texture3d.integer && !gl_texture3d)
Cvar_SetValueQuick(&r_shadow_texture3d, 0);
+ if (gl_ext_separatestencil.integer && !gl_support_separatestencil)
+ Cvar_SetValueQuick(&gl_ext_separatestencil, 0);
if (gl_ext_stenciltwoside.integer && !gl_support_stenciltwoside)
Cvar_SetValueQuick(&gl_ext_stenciltwoside, 0);
}
// light currently being rendered
-static rtlight_t *r_shadow_rtlight;
-// light filter cubemap being used by the light
-static rtexture_t *r_shadow_lightcubemap;
+rtlight_t *r_shadow_rtlight;
-// this is the location of the eye in entity space
-static vec3_t r_shadow_entityeyeorigin;
// this is the location of the light in entity space
-static vec3_t r_shadow_entitylightorigin;
+vec3_t r_shadow_entitylightorigin;
// this transforms entity coordinates to light filter cubemap coordinates
// (also often used for other purposes)
-static matrix4x4_t r_shadow_entitytolight;
+matrix4x4_t r_shadow_entitytolight;
// based on entitytolight this transforms -1 to +1 to 0 to 1 for purposes
// of attenuation texturing in full 3D (Z result often ignored)
-static matrix4x4_t r_shadow_entitytoattenuationxyz;
+matrix4x4_t r_shadow_entitytoattenuationxyz;
// this transforms only the Z to S, and T is always 0.5
-static matrix4x4_t r_shadow_entitytoattenuationz;
-// rtlight->color * r_dlightstylevalue[rtlight->style] / 256 * r_shadow_lightintensityscale.value * ent->colormod * ent->alpha
-static vec3_t r_shadow_entitylightcolor;
-
-static int r_shadow_lightpermutation;
-static int r_shadow_lightprog;
+matrix4x4_t r_shadow_entitytoattenuationz;
-void R_Shadow_Stage_Begin(void)
+void R_Shadow_RenderMode_Begin(void)
{
- rmeshstate_t m;
-
R_Shadow_ValidateCvars();
if (!r_shadow_attenuation2dtexture
|| r_shadow_lightattenuationscale.value != r_shadow_attenscale)
R_Shadow_MakeTextures();
- memset(&m, 0, sizeof(m));
+ CHECKGLERROR
+ R_Mesh_ColorPointer(NULL);
+ R_Mesh_ResetTextureState();
GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(false);
GL_DepthTest(true);
- R_Mesh_State(&m);
+ GL_DepthMask(false);
GL_Color(0, 0, 0, 1);
- qglCullFace(GL_FRONT); // quake is backwards, this culls back faces
- qglEnable(GL_CULL_FACE);
- GL_Scissor(r_view_x, r_view_y, r_view_width, r_view_height);
- r_shadowstage = R_SHADOWSTAGE_NONE;
+ GL_Scissor(r_view.x, r_view.y, r_view.width, r_view.height);
+
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
+
+ if (gl_ext_separatestencil.integer)
+ r_shadow_shadowingrendermode = R_SHADOW_RENDERMODE_SEPARATESTENCIL;
+ else if (gl_ext_stenciltwoside.integer)
+ r_shadow_shadowingrendermode = R_SHADOW_RENDERMODE_STENCILTWOSIDE;
+ else
+ r_shadow_shadowingrendermode = R_SHADOW_RENDERMODE_STENCIL;
+
+ if (r_glsl.integer && gl_support_fragment_shader)
+ 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;
}
-void R_Shadow_Stage_ActiveLight(rtlight_t *rtlight)
+void R_Shadow_RenderMode_ActiveLight(rtlight_t *rtlight)
{
r_shadow_rtlight = rtlight;
}
-void R_Shadow_Stage_Reset(void)
+void R_Shadow_RenderMode_Reset(void)
{
- rmeshstate_t m;
- if (gl_support_stenciltwoside)
- qglDisable(GL_STENCIL_TEST_TWO_SIDE_EXT);
- if (r_shadowstage == R_SHADOWSTAGE_LIGHT_GLSL)
- {
- qglUseProgramObjectARB(0);
- // HACK HACK HACK: work around for stupid NVIDIA bug that causes GL_OUT_OF_MEMORY and/or software rendering in 6xxx drivers
- qglBegin(GL_TRIANGLES);
- qglEnd();
- CHECKGLERROR
+ CHECKGLERROR
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
+ {
+ qglUseProgramObjectARB(0);CHECKGLERROR
}
- memset(&m, 0, sizeof(m));
- R_Mesh_State(&m);
+ else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_STENCILTWOSIDE)
+ {
+ qglDisable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
+ }
+ R_Mesh_ColorPointer(NULL);
+ R_Mesh_ResetTextureState();
+ GL_DepthTest(true);
+ GL_DepthMask(false);
+ qglDepthFunc(GL_LEQUAL);CHECKGLERROR
+ qglPolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);CHECKGLERROR
+ qglDisable(GL_STENCIL_TEST);CHECKGLERROR
+ qglStencilMask(~0);CHECKGLERROR
+ qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);CHECKGLERROR
+ qglStencilFunc(GL_ALWAYS, 128, ~0);CHECKGLERROR
+ GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
+ GL_Color(1, 1, 1, 1);
+ GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
}
-void R_Shadow_Stage_StencilShadowVolumes(void)
+void R_Shadow_RenderMode_StencilShadowVolumes(void)
{
- R_Shadow_Stage_Reset();
- GL_Color(1, 1, 1, 1);
+ CHECKGLERROR
+ R_Shadow_RenderMode_Reset();
GL_ColorMask(0, 0, 0, 0);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_DepthMask(false);
- GL_DepthTest(true);
- qglPolygonOffset(r_shadow_shadow_polygonfactor.value, r_shadow_shadow_polygonoffset.value);
- //if (r_shadow_shadow_polygonoffset.value != 0)
- //{
- // qglPolygonOffset(r_shadow_shadow_polygonfactor.value, r_shadow_shadow_polygonoffset.value);
- // qglEnable(GL_POLYGON_OFFSET_FILL);
- //}
- //else
- // qglDisable(GL_POLYGON_OFFSET_FILL);
- qglDepthFunc(GL_LESS);
- qglCullFace(GL_FRONT); // quake is backwards, this culls back faces
- qglEnable(GL_STENCIL_TEST);
- qglStencilFunc(GL_ALWAYS, 128, ~0);
- if (gl_ext_stenciltwoside.integer)
- {
- r_shadowstage = R_SHADOWSTAGE_STENCILTWOSIDE;
- qglDisable(GL_CULL_FACE);
- qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);
- qglActiveStencilFaceEXT(GL_BACK); // quake is backwards, this is front faces
- qglStencilMask(~0);
- qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);
- qglActiveStencilFaceEXT(GL_FRONT); // quake is backwards, this is back faces
- qglStencilMask(~0);
- qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);
- }
- else
- {
- r_shadowstage = R_SHADOWSTAGE_STENCIL;
- qglEnable(GL_CULL_FACE);
- qglStencilMask(~0);
- // this is changed by every shadow render so its value here is unimportant
- qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+ qglPolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);CHECKGLERROR
+ qglDepthFunc(GL_LESS);CHECKGLERROR
+ qglEnable(GL_STENCIL_TEST);CHECKGLERROR
+ r_shadow_rendermode = r_shadow_shadowingrendermode;
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_SEPARATESTENCIL)
+ {
+ GL_CullFace(GL_NONE);
+ qglStencilOpSeparate(GL_BACK, GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR // quake is backwards, this is front faces
+ qglStencilOpSeparate(GL_FRONT, GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR // quake is backwards, this is back faces
+ }
+ else if (r_shadow_rendermode == R_SHADOW_RENDERMODE_STENCILTWOSIDE)
+ {
+ GL_CullFace(GL_NONE);
+ qglEnable(GL_STENCIL_TEST_TWO_SIDE_EXT);CHECKGLERROR
+ qglActiveStencilFaceEXT(GL_BACK);CHECKGLERROR // quake is backwards, this is front faces
+ qglStencilMask(~0);CHECKGLERROR
+ qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
+ qglActiveStencilFaceEXT(GL_FRONT);CHECKGLERROR // quake is backwards, this is back faces
+ qglStencilMask(~0);CHECKGLERROR
+ qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
}
GL_Clear(GL_STENCIL_BUFFER_BIT);
- c_rt_clears++;
+ r_refdef.stats.lights_clears++;
}
-void R_Shadow_Stage_Lighting(int stenciltest)
+void R_Shadow_RenderMode_Lighting(qboolean stenciltest, qboolean transparent)
{
- rmeshstate_t m;
- R_Shadow_Stage_Reset();
- GL_BlendFunc(GL_ONE, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(true);
- qglPolygonOffset(0, 0);
- //qglDisable(GL_POLYGON_OFFSET_FILL);
- GL_Color(1, 1, 1, 1);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
- qglDepthFunc(GL_EQUAL);
- qglCullFace(GL_FRONT); // quake is backwards, this culls back faces
- qglEnable(GL_CULL_FACE);
- if (r_shadowstage == R_SHADOWSTAGE_STENCIL || r_shadowstage == R_SHADOWSTAGE_STENCILTWOSIDE)
- qglEnable(GL_STENCIL_TEST);
- else
- qglDisable(GL_STENCIL_TEST);
- qglStencilMask(~0);
- qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
- // 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);
- if (r_shadow_glsl.integer && r_shadow_program_light[0])
- {
- r_shadowstage = R_SHADOWSTAGE_LIGHT_GLSL;
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = varray_vertex3f;
- m.pointer_texcoord[0] = varray_texcoord2f[0];
- m.pointer_texcoord3f[1] = varray_svector3f;
- m.pointer_texcoord3f[2] = varray_tvector3f;
- m.pointer_texcoord3f[3] = varray_normal3f;
- m.tex[0] = R_GetTexture(r_texture_blanknormalmap); // normal
- m.tex[1] = R_GetTexture(r_texture_white); // diffuse
- m.tex[2] = R_GetTexture(r_texture_white); // gloss
- m.texcubemap[3] = R_GetTexture(r_shadow_lightcubemap); // light filter
- // TODO: support fog (after renderer is converted to texture fog)
- m.tex[4] = R_GetTexture(r_texture_white); // fog
- //m.texmatrix[3] = r_shadow_entitytolight; // light filter matrix
- R_Mesh_State(&m);
- GL_BlendFunc(GL_ONE, GL_ONE);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 0);
+ CHECKGLERROR
+ R_Shadow_RenderMode_Reset();
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ if (!transparent)
+ {
+ qglDepthFunc(GL_EQUAL);CHECKGLERROR
+ }
+ 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, ~0);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_TexBind(0, R_GetTexture(r_texture_blanknormalmap)); // normal
+ R_Mesh_TexBind(1, R_GetTexture(r_texture_white)); // diffuse
+ R_Mesh_TexBind(2, R_GetTexture(r_texture_white)); // gloss
+ R_Mesh_TexBindCubeMap(3, R_GetTexture(r_shadow_rtlight->currentcubemap)); // light filter
+ R_Mesh_TexBind(4, R_GetTexture(r_texture_fogattenuation)); // fog
+ R_Mesh_TexBind(5, R_GetTexture(r_texture_white)); // pants
+ R_Mesh_TexBind(6, R_GetTexture(r_texture_white)); // shirt
+ R_Mesh_TexBind(7, R_GetTexture(r_texture_white)); // lightmap
+ R_Mesh_TexBind(8, R_GetTexture(r_texture_blanknormalmap)); // deluxemap
+ R_Mesh_TexBind(9, R_GetTexture(r_texture_black)); // glow
+ //R_Mesh_TexMatrix(3, r_shadow_entitytolight); // light filter matrix
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 0);
CHECKGLERROR
- r_shadow_lightpermutation = 0;
- // only add a feature to the permutation if that permutation exists
- // (otherwise it might end up not using a shader at all, which looks
- // worse than using less features)
- if (r_shadow_rtlight->specularscale && r_shadow_gloss.integer >= 1 && r_shadow_program_light[r_shadow_lightpermutation | SHADERPERMUTATION_SPECULAR])
- r_shadow_lightpermutation |= SHADERPERMUTATION_SPECULAR;
- //if (fog && r_shadow_program_light[r_shadow_lightpermutation | SHADERPERMUTATION_FOG])
- // r_shadow_lightpermutation |= SHADERPERMUTATION_FOG;
- if (r_shadow_lightcubemap != r_texture_whitecube && r_shadow_program_light[r_shadow_lightpermutation | SHADERPERMUTATION_CUBEFILTER])
- r_shadow_lightpermutation |= SHADERPERMUTATION_CUBEFILTER;
- if (r_shadow_glsl_offsetmapping.integer && r_shadow_program_light[r_shadow_lightpermutation | SHADERPERMUTATION_OFFSETMAPPING])
- r_shadow_lightpermutation |= SHADERPERMUTATION_OFFSETMAPPING;
- if (r_shadow_glsl_surfacenormalize.integer && r_shadow_program_light[r_shadow_lightpermutation | SHADERPERMUTATION_SURFACENORMALIZE])
- r_shadow_lightpermutation |= SHADERPERMUTATION_SURFACENORMALIZE;
- if (r_shadow_glsl_usehalffloat.integer && r_shadow_program_light[r_shadow_lightpermutation | SHADERPERMUTATION_GEFORCEFX])
- r_shadow_lightpermutation |= SHADERPERMUTATION_GEFORCEFX;
- r_shadow_lightprog = r_shadow_program_light[r_shadow_lightpermutation];
- qglUseProgramObjectARB(r_shadow_lightprog);CHECKGLERROR
- // TODO: support fog (after renderer is converted to texture fog)
- if (r_shadow_lightpermutation & SHADERPERMUTATION_FOG)
- {
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "FogRangeRecip"), 0);CHECKGLERROR
- }
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "AmbientScale"), r_shadow_rtlight->ambientscale);CHECKGLERROR
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "DiffuseScale"), r_shadow_rtlight->diffusescale);CHECKGLERROR
- if (r_shadow_lightpermutation & SHADERPERMUTATION_SPECULAR)
- {
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "SpecularPower"), 8);CHECKGLERROR
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "SpecularScale"), r_shadow_rtlight->specularscale);CHECKGLERROR
- }
- //qglUniform3fARB(qglGetUniformLocationARB(r_shadow_lightprog, "LightColor"), lightcolorbase[0], lightcolorbase[1], lightcolorbase[2]);CHECKGLERROR
- //qglUniform3fARB(qglGetUniformLocationARB(r_shadow_lightprog, "LightPosition"), relativelightorigin[0], relativelightorigin[1], relativelightorigin[2]);CHECKGLERROR
- //if (r_shadow_lightpermutation & (SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_FOG | SHADERPERMUTATION_OFFSETMAPPING))
- //{
- // qglUniform3fARB(qglGetUniformLocationARB(r_shadow_lightprog, "EyePosition"), relativeeyeorigin[0], relativeeyeorigin[1], relativeeyeorigin[2]);CHECKGLERROR
- //}
- if (r_shadow_lightpermutation & SHADERPERMUTATION_OFFSETMAPPING)
- {
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "OffsetMapping_Scale"), r_shadow_glsl_offsetmapping_scale.value);CHECKGLERROR
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "OffsetMapping_Bias"), r_shadow_glsl_offsetmapping_bias.value);CHECKGLERROR
- }
}
- else if (gl_dot3arb && gl_texturecubemap && r_textureunits.integer >= 2 && gl_combine.integer && gl_stencil)
- r_shadowstage = R_SHADOWSTAGE_LIGHT_DOT3;
- else
- r_shadowstage = R_SHADOWSTAGE_LIGHT_VERTEX;
}
-void R_Shadow_Stage_VisibleShadowVolumes(void)
+void R_Shadow_RenderMode_VisibleShadowVolumes(void)
{
- R_Shadow_Stage_Reset();
+ CHECKGLERROR
+ R_Shadow_RenderMode_Reset();
GL_BlendFunc(GL_ONE, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(r_shadow_visiblevolumes.integer < 2);
- qglPolygonOffset(0, 0);
- GL_Color(0.0, 0.0125, 0.1, 1);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
- qglDepthFunc(GL_GEQUAL);
- qglCullFace(GL_FRONT); // this culls back
- qglDisable(GL_CULL_FACE);
- qglDisable(GL_STENCIL_TEST);
- r_shadowstage = R_SHADOWSTAGE_VISIBLEVOLUMES;
+ GL_DepthTest(r_showshadowvolumes.integer < 2);
+ GL_Color(0.0, 0.0125 * r_view.colorscale, 0.1 * r_view.colorscale, 1);
+ qglPolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);CHECKGLERROR
+ GL_CullFace(GL_NONE);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLEVOLUMES;
}
-void R_Shadow_Stage_VisibleLighting(int stenciltest)
+void R_Shadow_RenderMode_VisibleLighting(qboolean stenciltest, qboolean transparent)
{
- R_Shadow_Stage_Reset();
+ CHECKGLERROR
+ R_Shadow_RenderMode_Reset();
GL_BlendFunc(GL_ONE, GL_ONE);
- GL_DepthMask(false);
- GL_DepthTest(r_shadow_visiblelighting.integer < 2);
- qglPolygonOffset(0, 0);
- GL_Color(0.1, 0.0125, 0, 1);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
- qglDepthFunc(GL_EQUAL);
- qglCullFace(GL_FRONT); // this culls back
- qglEnable(GL_CULL_FACE);
+ GL_DepthTest(r_showlighting.integer < 2);
+ GL_Color(0.1 * r_view.colorscale, 0.0125 * r_view.colorscale, 0, 1);
+ if (!transparent)
+ {
+ qglDepthFunc(GL_EQUAL);CHECKGLERROR
+ }
if (stenciltest)
- qglEnable(GL_STENCIL_TEST);
- else
- qglDisable(GL_STENCIL_TEST);
- r_shadowstage = R_SHADOWSTAGE_VISIBLELIGHTING;
+ {
+ qglEnable(GL_STENCIL_TEST);CHECKGLERROR
+ qglStencilFunc(GL_EQUAL, 128, ~0);CHECKGLERROR
+ }
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_VISIBLELIGHTING;
}
-void R_Shadow_Stage_End(void)
+void R_Shadow_RenderMode_End(void)
{
- R_Shadow_Stage_Reset();
- R_Shadow_Stage_ActiveLight(NULL);
- GL_BlendFunc(GL_ONE, GL_ZERO);
+ CHECKGLERROR
+ R_Shadow_RenderMode_Reset();
+ R_Shadow_RenderMode_ActiveLight(NULL);
GL_DepthMask(true);
- GL_DepthTest(true);
- qglPolygonOffset(0, 0);
- //qglDisable(GL_POLYGON_OFFSET_FILL);
- GL_Color(1, 1, 1, 1);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 1);
- GL_Scissor(r_view_x, r_view_y, r_view_width, r_view_height);
- qglDepthFunc(GL_LEQUAL);
- qglCullFace(GL_FRONT); // quake is backwards, this culls back faces
- qglDisable(GL_STENCIL_TEST);
- qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
- if (gl_support_stenciltwoside)
- qglDisable(GL_STENCIL_TEST_TWO_SIDE_EXT);
- qglStencilMask(~0);
- qglStencilFunc(GL_ALWAYS, 128, ~0);
- r_shadowstage = R_SHADOWSTAGE_NONE;
+ GL_Scissor(r_view.x, r_view.y, r_view.width, r_view.height);
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
}
qboolean R_Shadow_ScissorForBBox(const float *mins, const float *maxs)
float vertex3f[256*3];
// if view is inside the light box, just say yes it's visible
- if (BoxesOverlap(r_vieworigin, r_vieworigin, mins, maxs))
+ if (BoxesOverlap(r_view.origin, r_view.origin, mins, maxs))
{
- GL_Scissor(r_view_x, r_view_y, r_view_width, r_view_height);
+ GL_Scissor(r_view.x, r_view.y, r_view.width, r_view.height);
return false;
}
// create a temporary brush describing the area the light can affect in worldspace
- VectorNegate(frustum[0].normal, planes[ 0].normal);planes[ 0].dist = -frustum[0].dist;
- VectorNegate(frustum[1].normal, planes[ 1].normal);planes[ 1].dist = -frustum[1].dist;
- VectorNegate(frustum[2].normal, planes[ 2].normal);planes[ 2].dist = -frustum[2].dist;
- VectorNegate(frustum[3].normal, planes[ 3].normal);planes[ 3].dist = -frustum[3].dist;
- VectorNegate(frustum[4].normal, planes[ 4].normal);planes[ 4].dist = -frustum[4].dist;
+ VectorNegate(r_view.frustum[0].normal, planes[ 0].normal);planes[ 0].dist = -r_view.frustum[0].dist;
+ VectorNegate(r_view.frustum[1].normal, planes[ 1].normal);planes[ 1].dist = -r_view.frustum[1].dist;
+ VectorNegate(r_view.frustum[2].normal, planes[ 2].normal);planes[ 2].dist = -r_view.frustum[2].dist;
+ VectorNegate(r_view.frustum[3].normal, planes[ 3].normal);planes[ 3].dist = -r_view.frustum[3].dist;
+ VectorNegate(r_view.frustum[4].normal, planes[ 4].normal);planes[ 4].dist = -r_view.frustum[4].dist;
VectorSet (planes[ 5].normal, 1, 0, 0); planes[ 5].dist = maxs[0];
VectorSet (planes[ 6].normal, -1, 0, 0); planes[ 6].dist = -mins[0];
VectorSet (planes[ 7].normal, 0, 1, 0); planes[ 7].dist = maxs[1];
// if that mesh is not empty, check what area of the screen it covers
x1 = y1 = x2 = y2 = 0;
v[3] = 1.0f;
+ //Con_Printf("%i vertices to transform...\n", mesh.numvertices);
for (i = 0;i < mesh.numvertices;i++)
{
VectorCopy(mesh.vertex3f + i * 3, v);
}
// now convert the scissor rectangle to integer screen coordinates
- ix1 = x1 - 1.0f;
- iy1 = y1 - 1.0f;
- ix2 = x2 + 1.0f;
- iy2 = y2 + 1.0f;
+ ix1 = (int)(x1 - 1.0f);
+ iy1 = (int)(y1 - 1.0f);
+ ix2 = (int)(x2 + 1.0f);
+ iy2 = (int)(y2 + 1.0f);
//Con_Printf("%f %f %f %f\n", x1, y1, x2, y2);
// clamp it to the screen
- if (ix1 < r_view_x) ix1 = r_view_x;
- if (iy1 < r_view_y) iy1 = r_view_y;
- if (ix2 > r_view_x + r_view_width) ix2 = r_view_x + r_view_width;
- if (iy2 > r_view_y + r_view_height) iy2 = r_view_y + r_view_height;
+ if (ix1 < r_view.x) ix1 = r_view.x;
+ if (iy1 < r_view.y) iy1 = r_view.y;
+ if (ix2 > r_view.x + r_view.width) ix2 = r_view.x + r_view.width;
+ if (iy2 > r_view.y + r_view.height) iy2 = r_view.y + r_view.height;
// if it is inside out, it's not visible
if (ix2 <= ix1 || iy2 <= iy1)
return true;
// the light area is visible, set up the scissor rectangle
- GL_Scissor(ix1, vid.height - iy2, ix2 - ix1, iy2 - iy1);
- //qglScissor(ix1, iy1, ix2 - ix1, iy2 - iy1);
- //qglEnable(GL_SCISSOR_TEST);
- c_rt_scissored++;
+ GL_Scissor(ix1, iy1, ix2 - ix1, iy2 - iy1);
+ //qglScissor(ix1, iy1, ix2 - ix1, iy2 - iy1);CHECKGLERROR
+ //qglEnable(GL_SCISSOR_TEST);CHECKGLERROR
+ r_refdef.stats.lights_scissored++;
return false;
}
-static void R_Shadow_VertexShadingWithXYZAttenuation(int numverts, const float *vertex3f, const float *normal3f, const float *lightcolor)
+static void R_Shadow_RenderSurfacesLighting_Light_Vertex_Shading(const msurface_t *surface, const float *diffusecolor, const float *ambientcolor)
{
- float *color4f = varray_color4f;
- float dist, dot, intensity, v[3], n[3];
- for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
+ int numverts = surface->num_vertices;
+ float *vertex3f = rsurface_vertex3f + 3 * surface->num_firstvertex;
+ float *normal3f = rsurface_normal3f + 3 * surface->num_firstvertex;
+ float *color4f = rsurface_array_color4f + 4 * surface->num_firstvertex;
+ float dist, dot, distintensity, shadeintensity, v[3], n[3];
+ if (r_textureunits.integer >= 3)
{
- Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
- if ((dist = DotProduct(v, v)) < 1)
+ for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
{
+ Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
Matrix4x4_Transform3x3(&r_shadow_entitytolight, normal3f, n);
- if ((dot = DotProduct(n, v)) > 0)
+ if ((dot = DotProduct(n, v)) < 0)
{
- dist = sqrt(dist);
- intensity = dot / sqrt(VectorLength2(v) * VectorLength2(n));
- intensity *= pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
- VectorScale(lightcolor, intensity, color4f);
- color4f[3] = 1;
+ shadeintensity = -dot / sqrt(VectorLength2(v) * VectorLength2(n));
+ color4f[0] = (ambientcolor[0] + shadeintensity * diffusecolor[0]);
+ color4f[1] = (ambientcolor[1] + shadeintensity * diffusecolor[1]);
+ color4f[2] = (ambientcolor[2] + shadeintensity * diffusecolor[2]);
+ if (r_refdef.fogenabled)
+ {
+ float f = VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
+ VectorScale(color4f, f, color4f);
+ }
}
else
- {
VectorClear(color4f);
- color4f[3] = 1;
- }
- }
- else
- {
- VectorClear(color4f);
color4f[3] = 1;
}
}
-}
-
-static void R_Shadow_VertexShadingWithZAttenuation(int numverts, const float *vertex3f, const float *normal3f, const float *lightcolor)
-{
- float *color4f = varray_color4f;
- float dist, dot, intensity, v[3], n[3];
- for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
+ else if (r_textureunits.integer >= 2)
{
- Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
- if ((dist = fabs(v[2])) < 1)
+ for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
{
- Matrix4x4_Transform3x3(&r_shadow_entitytolight, normal3f, n);
- if ((dot = DotProduct(n, v)) > 0)
+ Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
+ if ((dist = fabs(v[2])) < 1)
{
- intensity = dot / sqrt(VectorLength2(v) * VectorLength2(n));
- intensity *= pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
- VectorScale(lightcolor, intensity, color4f);
- color4f[3] = 1;
+ distintensity = pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
+ Matrix4x4_Transform3x3(&r_shadow_entitytolight, normal3f, n);
+ if ((dot = DotProduct(n, v)) < 0)
+ {
+ shadeintensity = -dot / sqrt(VectorLength2(v) * VectorLength2(n));
+ color4f[0] = (ambientcolor[0] + shadeintensity * diffusecolor[0]) * distintensity;
+ color4f[1] = (ambientcolor[1] + shadeintensity * diffusecolor[1]) * distintensity;
+ color4f[2] = (ambientcolor[2] + shadeintensity * diffusecolor[2]) * distintensity;
+ }
+ else
+ {
+ color4f[0] = ambientcolor[0] * distintensity;
+ color4f[1] = ambientcolor[1] * distintensity;
+ color4f[2] = ambientcolor[2] * distintensity;
+ }
+ if (r_refdef.fogenabled)
+ {
+ float f = VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
+ VectorScale(color4f, f, color4f);
+ }
}
else
- {
VectorClear(color4f);
- color4f[3] = 1;
- }
- }
- else
- {
- VectorClear(color4f);
color4f[3] = 1;
}
}
-}
-
-static void R_Shadow_VertexShading(int numverts, const float *vertex3f, const float *normal3f, const float *lightcolor)
-{
- float *color4f = varray_color4f;
- float dot, intensity, v[3], n[3];
- for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
+ else
{
- Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
- Matrix4x4_Transform3x3(&r_shadow_entitytolight, normal3f, n);
- if ((dot = DotProduct(n, v)) > 0)
+ for (;numverts > 0;numverts--, vertex3f += 3, normal3f += 3, color4f += 4)
{
- intensity = dot / sqrt(VectorLength2(v) * VectorLength2(n));
- VectorScale(lightcolor, intensity, color4f);
- color4f[3] = 1;
- }
- else
- {
- VectorClear(color4f);
+ Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
+ if ((dist = DotProduct(v, v)) < 1)
+ {
+ dist = sqrt(dist);
+ distintensity = pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
+ Matrix4x4_Transform3x3(&r_shadow_entitytolight, normal3f, n);
+ if ((dot = DotProduct(n, v)) < 0)
+ {
+ shadeintensity = -dot / sqrt(VectorLength2(v) * VectorLength2(n));
+ color4f[0] = (ambientcolor[0] + shadeintensity * diffusecolor[0]) * distintensity;
+ color4f[1] = (ambientcolor[1] + shadeintensity * diffusecolor[1]) * distintensity;
+ color4f[2] = (ambientcolor[2] + shadeintensity * diffusecolor[2]) * distintensity;
+ }
+ else
+ {
+ color4f[0] = ambientcolor[0] * distintensity;
+ color4f[1] = ambientcolor[1] * distintensity;
+ color4f[2] = ambientcolor[2] * distintensity;
+ }
+ if (r_refdef.fogenabled)
+ {
+ float f = VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
+ VectorScale(color4f, f, color4f);
+ }
+ }
+ else
+ VectorClear(color4f);
color4f[3] = 1;
}
}
}
-static void R_Shadow_VertexNoShadingWithXYZAttenuation(int numverts, const float *vertex3f, const float *lightcolor)
+// TODO: use glTexGen instead of feeding vertices to texcoordpointer?
+
+static void R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(int numsurfaces, msurface_t **surfacelist)
{
- float *color4f = varray_color4f;
- float dist, intensity, v[3];
- for (;numverts > 0;numverts--, vertex3f += 3, color4f += 4)
+ int surfacelistindex;
+ for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
{
- Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
- if ((dist = DotProduct(v, v)) < 1)
- {
- dist = sqrt(dist);
- intensity = pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
- VectorScale(lightcolor, intensity, color4f);
- color4f[3] = 1;
- }
- else
+ const msurface_t *surface = surfacelist[surfacelistindex];
+ int i;
+ float *out3f = rsurface_array_texcoord3f + 3 * surface->num_firstvertex;
+ const float *vertex3f = rsurface_vertex3f + 3 * surface->num_firstvertex;
+ const float *svector3f = rsurface_svector3f + 3 * surface->num_firstvertex;
+ const float *tvector3f = rsurface_tvector3f + 3 * surface->num_firstvertex;
+ const float *normal3f = rsurface_normal3f + 3 * surface->num_firstvertex;
+ float lightdir[3];
+ for (i = 0;i < surface->num_vertices;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
{
- VectorClear(color4f);
- color4f[3] = 1;
+ VectorSubtract(r_shadow_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_VertexNoShadingWithZAttenuation(int numverts, const float *vertex3f, const float *lightcolor)
+static void R_Shadow_GenTexCoords_Specular_NormalCubeMap(int numsurfaces, msurface_t **surfacelist)
{
- float *color4f = varray_color4f;
- float dist, intensity, v[3];
- for (;numverts > 0;numverts--, vertex3f += 3, color4f += 4)
+ int surfacelistindex;
+ for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
{
- Matrix4x4_Transform(&r_shadow_entitytolight, vertex3f, v);
- if ((dist = fabs(v[2])) < 1)
- {
- intensity = pow(1 - dist, r_shadow_attenpower) * r_shadow_attenscale;
- VectorScale(lightcolor, intensity, color4f);
- color4f[3] = 1;
- }
- else
+ const msurface_t *surface = surfacelist[surfacelistindex];
+ int i;
+ float *out3f = rsurface_array_texcoord3f + 3 * surface->num_firstvertex;
+ const float *vertex3f = rsurface_vertex3f + 3 * surface->num_firstvertex;
+ const float *svector3f = rsurface_svector3f + 3 * surface->num_firstvertex;
+ const float *tvector3f = rsurface_tvector3f + 3 * surface->num_firstvertex;
+ const float *normal3f = rsurface_normal3f + 3 * surface->num_firstvertex;
+ float lightdir[3], eyedir[3], halfdir[3];
+ for (i = 0;i < surface->num_vertices;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
{
- VectorClear(color4f);
- color4f[3] = 1;
+ VectorSubtract(r_shadow_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);
}
}
}
-// TODO: use glTexGen instead of feeding vertices to texcoordpointer?
-#define USETEXMATRIX
+static void R_Shadow_RenderSurfacesLighting_VisibleLighting(int numsurfaces, msurface_t **surfacelist, 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 specularscale, qboolean dopants, qboolean doshirt)
+{
+ // used to display how many times a surface is lit for level design purposes
+ GL_Color(0.1 * r_view.colorscale, 0.025 * r_view.colorscale, 0, 1);
+ R_Mesh_ColorPointer(NULL);
+ R_Mesh_ResetTextureState();
+ RSurf_PrepareVerticesForBatch(false, false, numsurfaces, surfacelist);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+}
-#ifndef USETEXMATRIX
-// this should be done in a texture matrix or vertex program when possible, but here's code to do it manually
-// if hardware texcoord manipulation is not available (or not suitable, this would really benefit from 3DNow! or SSE
-static void R_Shadow_Transform_Vertex3f_TexCoord3f(float *tc3f, int numverts, const float *vertex3f, const matrix4x4_t *matrix)
+static void R_Shadow_RenderSurfacesLighting_Light_GLSL(int numsurfaces, msurface_t **surfacelist, 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 specularscale, qboolean dopants, qboolean doshirt)
{
- do
+ // ARB2 GLSL shader path (GFFX5200, Radeon 9500)
+ RSurf_PrepareVerticesForBatch(true, true, numsurfaces, surfacelist);
+ R_SetupSurfaceShader(lightcolorbase, false);
+ R_Mesh_TexCoordPointer(0, 2, rsurface_model->surfmesh.data_texcoordtexture2f);
+ R_Mesh_TexCoordPointer(1, 3, rsurface_svector3f);
+ R_Mesh_TexCoordPointer(2, 3, rsurface_tvector3f);
+ R_Mesh_TexCoordPointer(3, 3, rsurface_normal3f);
+ if (rsurface_texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
+ {
+ qglDepthFunc(GL_EQUAL);CHECKGLERROR
+ }
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+ if (rsurface_texture->currentmaterialflags & MATERIALFLAG_ALPHATEST)
{
- tc3f[0] = vertex3f[0] * matrix->m[0][0] + vertex3f[1] * matrix->m[0][1] + vertex3f[2] * matrix->m[0][2] + matrix->m[0][3];
- tc3f[1] = vertex3f[0] * matrix->m[1][0] + vertex3f[1] * matrix->m[1][1] + vertex3f[2] * matrix->m[1][2] + matrix->m[1][3];
- tc3f[2] = vertex3f[0] * matrix->m[2][0] + vertex3f[1] * matrix->m[2][1] + vertex3f[2] * matrix->m[2][2] + matrix->m[2][3];
- vertex3f += 3;
- tc3f += 3;
+ qglDepthFunc(GL_LEQUAL);CHECKGLERROR
}
- while (--numverts);
}
-static void R_Shadow_Transform_Vertex3f_TexCoord2f(float *tc2f, int numverts, const float *vertex3f, const matrix4x4_t *matrix)
+static void R_Shadow_RenderSurfacesLighting_Light_Dot3_Finalize(int numsurfaces, msurface_t **surfacelist, float r, float g, float b)
{
- do
+ // shared final code for all the dot3 layers
+ int renders;
+ GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 0);
+ for (renders = 0;renders < 64 && (r > 0 || g > 0 || b > 0);renders++, r--, g--, b--)
{
- tc2f[0] = vertex3f[0] * matrix->m[0][0] + vertex3f[1] * matrix->m[0][1] + vertex3f[2] * matrix->m[0][2] + matrix->m[0][3];
- tc2f[1] = vertex3f[0] * matrix->m[1][0] + vertex3f[1] * matrix->m[1][1] + vertex3f[2] * matrix->m[1][2] + matrix->m[1][3];
- vertex3f += 3;
- tc2f += 2;
+ GL_Color(bound(0, r, 1), bound(0, g, 1), bound(0, b, 1), 1);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
}
- while (--numverts);
}
-#endif
-static void R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(float *out3f, int numverts, const float *vertex3f, const float *svector3f, const float *tvector3f, const float *normal3f, const vec3_t relativelightorigin)
+static void R_Shadow_RenderSurfacesLighting_Light_Dot3_AmbientPass(int numsurfaces, msurface_t **surfacelist, const vec3_t lightcolorbase, rtexture_t *basetexture, float colorscale)
{
- int i;
- float lightdir[3];
- for (i = 0;i < numverts;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
+ 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 && r_shadow_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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(basetexture);
+ m.pointer_texcoord[1] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[1] = rsurface_texture->currenttexmatrix;
+ m.texcubemap[2] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[2] = rsurface_vertex3f;
+ m.texmatrix[2] = r_shadow_entitytolight;
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ }
+ else if (r_shadow_texture3d.integer && r_shadow_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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(basetexture);
+ m.pointer_texcoord[1] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[1] = rsurface_texture->currenttexmatrix;
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ }
+ else if (r_textureunits.integer >= 4 && r_shadow_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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytoattenuationz;
+ m.tex[2] = R_GetTexture(basetexture);
+ m.pointer_texcoord[2] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[2] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[3] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[3] = rsurface_vertex3f;
+ m.texmatrix[3] = r_shadow_entitytolight;
+ }
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ }
+ else if (r_textureunits.integer >= 3 && r_shadow_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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytoattenuationz;
+ m.tex[2] = R_GetTexture(basetexture);
+ m.pointer_texcoord[2] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[2] = rsurface_texture->currenttexmatrix;
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ }
+ else
{
- VectorSubtract(vertex3f, relativelightorigin, lightdir);
- // the cubemap normalizes this for us
- out3f[0] = DotProduct(svector3f, lightdir);
- out3f[1] = DotProduct(tvector3f, lightdir);
- out3f[2] = DotProduct(normal3f, lightdir);
+ // 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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytoattenuationz;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytolight;
+ }
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
}
+ // this final code is shared
+ R_Mesh_TextureState(&m);
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_Finalize(numsurfaces, surfacelist, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
}
-static void R_Shadow_GenTexCoords_Specular_NormalCubeMap(float *out3f, int numverts, const float *vertex3f, const float *svector3f, const float *tvector3f, const float *normal3f, const vec3_t relativelightorigin, const vec3_t relativeeyeorigin)
+static void R_Shadow_RenderSurfacesLighting_Light_Dot3_DiffusePass(int numsurfaces, msurface_t **surfacelist, const vec3_t lightcolorbase, rtexture_t *basetexture, rtexture_t *normalmaptexture, float colorscale)
{
- int i;
- float lightdir[3], eyedir[3], halfdir[3];
- for (i = 0;i < numverts;i++, vertex3f += 3, svector3f += 3, tvector3f += 3, normal3f += 3, out3f += 3)
- {
- VectorSubtract(vertex3f, relativelightorigin, lightdir);
- VectorNormalize(lightdir);
- VectorSubtract(vertex3f, relativeeyeorigin, 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);
+ 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(numsurfaces, surfacelist);
+ 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_model->surfmesh.data_texcoordtexture2f;
+ 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.tex3d[2] = R_GetTexture(r_shadow_attenuation3dtexture);
+ m.pointer_texcoord3f[2] = rsurface_vertex3f;
+ m.texmatrix[2] = r_shadow_entitytoattenuationxyz;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytolight;
+ }
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
+ }
+ else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(normalmaptexture);
+ m.texcombinergb[0] = GL_REPLACE;
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ 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;
+ R_Mesh_TextureState(&m);
+ GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytolight;
+ }
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
+ }
+ else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_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_model->surfmesh.data_texcoordtexture2f;
+ 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;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_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_model->surfmesh.data_texcoordtexture2f;
+ 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.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[2] = rsurface_vertex3f;
+ m.texmatrix[2] = r_shadow_entitytoattenuationxyz;
+ m.tex[3] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[3] = rsurface_vertex3f;
+ m.texmatrix[3] = r_shadow_entitytoattenuationz;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_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.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytoattenuationz;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(normalmaptexture);
+ m.texcombinergb[0] = GL_REPLACE;
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ 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;
+ R_Mesh_TextureState(&m);
+ GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // second pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytolight;
+ }
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
}
+ // this final code is shared
+ R_Mesh_TextureState(&m);
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_Finalize(numsurfaces, surfacelist, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
}
-void R_Shadow_RenderLighting(int firstvertex, int numvertices, int numtriangles, const int *elements, const float *vertex3f, const float *svector3f, const float *tvector3f, const float *normal3f, const float *texcoord2f, const float *lightcolorbase, const float *lightcolorpants, const float *lightcolorshirt, rtexture_t *basetexture, rtexture_t *pantstexture, rtexture_t *shirttexture, rtexture_t *bumptexture, rtexture_t *glosstexture)
+static void R_Shadow_RenderSurfacesLighting_Light_Dot3_SpecularPass(int numsurfaces, msurface_t **surfacelist, const vec3_t lightcolorbase, rtexture_t *glosstexture, rtexture_t *normalmaptexture, float colorscale)
{
- int renders;
- float color[3], color2[3], colorscale, specularscale;
+ float glossexponent;
rmeshstate_t m;
- // FIXME: support MATERIALFLAG_NODEPTHTEST
- if (!basetexture)
- basetexture = r_texture_white;
- if (!bumptexture)
- bumptexture = r_texture_blanknormalmap;
- if (!pantstexture)
- lightcolorpants = vec3_origin;
- if (!shirttexture)
- lightcolorshirt = vec3_origin;
- if (glosstexture && r_shadow_gloss.integer >= 1 && r_shadow_glossintensity.value > 0 && r_shadow_rtlight->specularscale > 0)
- specularscale = r_shadow_rtlight->specularscale * r_shadow_glossintensity.value;
- else if (!glosstexture && r_shadow_gloss.integer >= 2 && r_shadow_gloss2intensity.value > 0 && r_shadow_glossintensity.value > 0 && r_shadow_rtlight->specularscale > 0)
- {
- glosstexture = r_texture_white;
- specularscale = r_shadow_rtlight->specularscale * r_shadow_gloss2intensity.value;
+ // FIXME: detect blendsquare!
+ //if (!gl_support_blendsquare)
+ // return;
+ GL_Color(1,1,1,1);
+ // generate normalization cubemap texcoords
+ R_Shadow_GenTexCoords_Specular_NormalCubeMap(numsurfaces, surfacelist);
+ if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_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_model->surfmesh.data_texcoordtexture2f;
+ 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;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ // this squares the result
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // 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)
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // fourth pass
+ memset(&m, 0, sizeof(m));
+ m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
+ m.pointer_texcoord3f[0] = rsurface_vertex3f;
+ m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ R_Mesh_TextureState(&m);
+ GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // fifth pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(glosstexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
+ {
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytolight;
+ }
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
}
- else
+ else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_rtlight->currentcubemap == r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
{
- glosstexture = r_texture_black;
- specularscale = 0;
+ // 2/0/0/2 3D combine blendsquare path
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(normalmaptexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ 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;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ // this squares the result
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // 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)
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // fourth pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(glosstexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytoattenuationxyz;
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
}
- if ((r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * (VectorLength2(lightcolorbase) + VectorLength2(lightcolorpants) + VectorLength2(lightcolorshirt)) + specularscale * VectorLength2(lightcolorbase) <= 0.001)
- return;
- if (r_shadowstage == R_SHADOWSTAGE_VISIBLELIGHTING)
+ else
{
- int passes = 0;
- if (r_shadow_glsl.integer && r_shadow_program_light[0])
+ // 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_model->surfmesh.data_texcoordtexture2f;
+ 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;
+ R_Mesh_TextureState(&m);
+ GL_ColorMask(0,0,0,1);
+ // this squares the result
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // 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)
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // fourth pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[0] = rsurface_vertex3f;
+ m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
+ m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytoattenuationz;
+ R_Mesh_TextureState(&m);
+ GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
+ RSurf_DrawBatch_Simple(numsurfaces, surfacelist);
+ GL_LockArrays(0, 0);
+
+ // fifth pass
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(glosstexture);
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ if (r_shadow_rtlight->currentcubemap != r_texture_whitecube)
{
- // GLSL shader path (GFFX5200, Radeon 9500)
- // TODO: add direct pants/shirt rendering
- if (pantstexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorpants) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorpants, vec3_origin, vec3_origin, pantstexture, NULL, NULL, bumptexture, NULL);
- if (shirttexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorshirt) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorshirt, vec3_origin, vec3_origin, shirttexture, NULL, NULL, bumptexture, NULL);
- passes++;
+ m.texcubemap[1] = R_GetTexture(r_shadow_rtlight->currentcubemap);
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ m.texmatrix[1] = r_shadow_entitytolight;
}
- else if (gl_dot3arb && gl_texturecubemap && r_textureunits.integer >= 2 && gl_combine.integer && gl_stencil)
- {
- // TODO: add direct pants/shirt rendering
- if (pantstexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorpants) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorpants, vec3_origin, vec3_origin, pantstexture, NULL, NULL, bumptexture, NULL);
- if (shirttexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorshirt) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorshirt, vec3_origin, vec3_origin, shirttexture, NULL, NULL, bumptexture, NULL);
- if (r_shadow_rtlight->ambientscale)
- {
- colorscale = r_shadow_rtlight->ambientscale;
- if (r_shadow_texture3d.integer && r_shadow_lightcubemap != r_texture_whitecube && r_textureunits.integer >= 4)
- {
- }
- else if (r_shadow_texture3d.integer && r_shadow_lightcubemap == r_texture_whitecube && r_textureunits.integer >= 2)
- {
- }
- else if (r_textureunits.integer >= 4 && r_shadow_lightcubemap != r_texture_whitecube)
- {
- }
- else if (r_textureunits.integer >= 3 && r_shadow_lightcubemap == r_texture_whitecube)
- {
- }
- else
- passes++;
- VectorScale(lightcolorbase, colorscale, color2);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- passes++;
- }
- if (r_shadow_rtlight->diffusescale)
- {
- colorscale = r_shadow_rtlight->diffusescale;
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 4)
- {
- // 3/2 3D combine path (Geforce3, Radeon 8500)
- passes++;
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap != r_texture_whitecube)
- {
- // 1/2/2 3D combine path (original Radeon)
- passes += 2;
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap == r_texture_whitecube)
- {
- // 2/2 3D combine path (original Radeon)
- passes++;
- }
- else if (r_textureunits.integer >= 4)
- {
- // 4/2 2D combine path (Geforce3, Radeon 8500)
- passes++;
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- passes += 2;
- }
- VectorScale(lightcolorbase, colorscale, color2);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- passes++;
- }
- if (specularscale && glosstexture != r_texture_black)
+ GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
+ }
+ // this final code is shared
+ R_Mesh_TextureState(&m);
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_Finalize(numsurfaces, surfacelist, lightcolorbase[0] * colorscale, lightcolorbase[1] * colorscale, lightcolorbase[2] * colorscale);
+}
+
+static void R_Shadow_RenderSurfacesLighting_Light_Dot3(int numsurfaces, msurface_t **surfacelist, 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 specularscale, qboolean dopants, qboolean doshirt)
+{
+ // ARB path (any Geforce, any Radeon)
+ qboolean doambient = r_shadow_rtlight->ambientscale > 0;
+ qboolean dodiffuse = r_shadow_rtlight->diffusescale > 0;
+ qboolean dospecular = specularscale > 0;
+ if (!doambient && !dodiffuse && !dospecular)
+ return;
+ RSurf_PrepareVerticesForBatch(true, true, numsurfaces, surfacelist);
+ R_Mesh_ColorPointer(NULL);
+ if (doambient)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_AmbientPass(numsurfaces, surfacelist, lightcolorbase, basetexture, r_shadow_rtlight->ambientscale * r_view.colorscale);
+ if (dodiffuse)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_DiffusePass(numsurfaces, surfacelist, lightcolorbase, basetexture, normalmaptexture, r_shadow_rtlight->diffusescale * r_view.colorscale);
+ if (dopants)
+ {
+ if (doambient)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_AmbientPass(numsurfaces, surfacelist, lightcolorpants, pantstexture, r_shadow_rtlight->ambientscale * r_view.colorscale);
+ if (dodiffuse)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_DiffusePass(numsurfaces, surfacelist, lightcolorpants, pantstexture, normalmaptexture, r_shadow_rtlight->diffusescale * r_view.colorscale);
+ }
+ if (doshirt)
+ {
+ if (doambient)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_AmbientPass(numsurfaces, surfacelist, lightcolorshirt, shirttexture, r_shadow_rtlight->ambientscale * r_view.colorscale);
+ if (dodiffuse)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_DiffusePass(numsurfaces, surfacelist, lightcolorshirt, shirttexture, normalmaptexture, r_shadow_rtlight->diffusescale * r_view.colorscale);
+ }
+ if (dospecular)
+ R_Shadow_RenderSurfacesLighting_Light_Dot3_SpecularPass(numsurfaces, surfacelist, lightcolorbase, glosstexture, normalmaptexture, specularscale * r_view.colorscale);
+}
+
+void R_Shadow_RenderSurfacesLighting_Light_Vertex_Pass(const model_t *model, int numsurfaces, msurface_t **surfacelist, vec3_t diffusecolor2, vec3_t ambientcolor2)
+{
+ int surfacelistindex;
+ int renders;
+ for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
+ {
+ const msurface_t *surface = surfacelist[surfacelistindex];
+ R_Shadow_RenderSurfacesLighting_Light_Vertex_Shading(surface, diffusecolor2, ambientcolor2);
+ }
+ for (renders = 0;renders < 64;renders++)
+ {
+ const int *e;
+ int stop;
+ int firstvertex;
+ int lastvertex;
+ int newnumtriangles;
+ int *newe;
+ int newelements[3072];
+ stop = true;
+ firstvertex = 0;
+ lastvertex = 0;
+ newnumtriangles = 0;
+ newe = newelements;
+ for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
+ {
+ const msurface_t *surface = surfacelist[surfacelistindex];
+ const int *elements = rsurface_model->surfmesh.data_element3i + surface->num_firsttriangle * 3;
+ int i;
+ // due to low fillrate on the cards this vertex lighting path is
+ // designed for, we manually cull all triangles that do not
+ // contain a lit vertex
+ // this builds batches of triangles from multiple surfaces and
+ // renders them at once
+ for (i = 0, e = elements;i < surface->num_triangles;i++, e += 3)
{
- //if (gl_support_blendsquare)
+ if (VectorLength2(rsurface_array_color4f + e[0] * 4) + VectorLength2(rsurface_array_color4f + e[1] * 4) + VectorLength2(rsurface_array_color4f + e[2] * 4) >= 0.01)
{
- colorscale = specularscale;
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap != r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
- passes += 4;
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap == r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
- passes += 3;
+ if (newnumtriangles)
+ {
+ firstvertex = min(firstvertex, e[0]);
+ lastvertex = max(lastvertex, e[0]);
+ }
else
- passes += 4;
- VectorScale(lightcolorbase, colorscale, color2);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- passes++;
+ {
+ firstvertex = e[0];
+ lastvertex = e[0];
+ }
+ firstvertex = min(firstvertex, e[1]);
+ lastvertex = max(lastvertex, e[1]);
+ firstvertex = min(firstvertex, e[2]);
+ lastvertex = max(lastvertex, e[2]);
+ newe[0] = e[0];
+ newe[1] = e[1];
+ newe[2] = e[2];
+ newnumtriangles++;
+ newe += 3;
+ if (newnumtriangles >= 1024)
+ {
+ GL_LockArrays(firstvertex, lastvertex - firstvertex + 1);
+ R_Mesh_Draw(firstvertex, lastvertex - firstvertex + 1, newnumtriangles, newelements);
+ newnumtriangles = 0;
+ newe = newelements;
+ stop = false;
+ }
}
}
}
- else
+ if (newnumtriangles >= 1)
{
- // TODO: add direct pants/shirt rendering
- if (pantstexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorpants) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorpants, vec3_origin, vec3_origin, pantstexture, NULL, NULL, bumptexture, NULL);
- if (shirttexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorshirt) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorshirt, vec3_origin, vec3_origin, shirttexture, NULL, NULL, bumptexture, NULL);
- if (r_shadow_rtlight->ambientscale)
- {
- VectorScale(lightcolorbase, r_shadow_rtlight->ambientscale, color2);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- passes++;
- }
- if (r_shadow_rtlight->diffusescale)
+ GL_LockArrays(firstvertex, lastvertex - firstvertex + 1);
+ R_Mesh_Draw(firstvertex, lastvertex - firstvertex + 1, newnumtriangles, newelements);
+ stop = false;
+ }
+ GL_LockArrays(0, 0);
+ // if we couldn't find any lit triangles, exit early
+ if (stop)
+ break;
+ // now reduce the intensity for the next overbright pass
+ // we have to clamp to 0 here incase the drivers have improper
+ // handling of negative colors
+ // (some old drivers even have improper handling of >1 color)
+ stop = true;
+ for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
+ {
+ int i;
+ float *c;
+ const msurface_t *surface = surfacelist[surfacelistindex];
+ for (i = 0, c = rsurface_array_color4f + 4 * surface->num_firstvertex;i < surface->num_vertices;i++, c += 4)
{
- VectorScale(lightcolorbase, r_shadow_rtlight->diffusescale, color2);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- passes++;
+ if (c[0] > 1 || c[1] > 1 || c[2] > 1)
+ {
+ c[0] = max(0, c[0] - 1);
+ c[1] = max(0, c[1] - 1);
+ c[2] = max(0, c[2] - 1);
+ stop = false;
+ }
+ else
+ VectorClear(c);
}
}
- if (passes)
- {
- GL_Color(0.1*passes, 0.025*passes, 0, 1);
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- R_Mesh_State(&m);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- }
- return;
+ // another check...
+ if (stop)
+ break;
}
- else if (r_shadowstage == R_SHADOWSTAGE_LIGHT_GLSL)
- {
- // GLSL shader path (GFFX5200, Radeon 9500)
- // TODO: add direct pants/shirt rendering
- if (pantstexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorpants) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorpants, vec3_origin, vec3_origin, pantstexture, NULL, NULL, bumptexture, NULL);
- if (shirttexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorshirt) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorshirt, vec3_origin, vec3_origin, shirttexture, NULL, NULL, bumptexture, NULL);
- R_Mesh_VertexPointer(vertex3f);
- R_Mesh_TexCoordPointer(0, 2, texcoord2f);
- R_Mesh_TexCoordPointer(1, 3, svector3f);
- R_Mesh_TexCoordPointer(2, 3, tvector3f);
- R_Mesh_TexCoordPointer(3, 3, normal3f);
- R_Mesh_TexBind(0, R_GetTexture(bumptexture));
- R_Mesh_TexBind(1, R_GetTexture(basetexture));
- R_Mesh_TexBind(2, R_GetTexture(glosstexture));
- if (r_shadow_lightpermutation & SHADERPERMUTATION_SPECULAR)
+}
+
+static void R_Shadow_RenderSurfacesLighting_Light_Vertex(int numsurfaces, msurface_t **surfacelist, 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 specularscale, qboolean dopants, qboolean doshirt)
+{
+ // OpenGL 1.1 path (anything)
+ model_t *model = rsurface_entity->model;
+ float ambientcolorbase[3], diffusecolorbase[3];
+ float ambientcolorpants[3], diffusecolorpants[3];
+ float ambientcolorshirt[3], diffusecolorshirt[3];
+ rmeshstate_t m;
+ VectorScale(lightcolorbase, r_shadow_rtlight->ambientscale * 2 * r_view.colorscale, ambientcolorbase);
+ VectorScale(lightcolorbase, r_shadow_rtlight->diffusescale * 2 * r_view.colorscale, diffusecolorbase);
+ VectorScale(lightcolorpants, r_shadow_rtlight->ambientscale * 2 * r_view.colorscale, ambientcolorpants);
+ VectorScale(lightcolorpants, r_shadow_rtlight->diffusescale * 2 * r_view.colorscale, diffusecolorpants);
+ VectorScale(lightcolorshirt, r_shadow_rtlight->ambientscale * 2 * r_view.colorscale, ambientcolorshirt);
+ VectorScale(lightcolorshirt, r_shadow_rtlight->diffusescale * 2 * r_view.colorscale, diffusecolorshirt);
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ R_Mesh_ColorPointer(rsurface_array_color4f);
+ memset(&m, 0, sizeof(m));
+ m.tex[0] = R_GetTexture(basetexture);
+ m.texmatrix[0] = rsurface_texture->currenttexmatrix;
+ m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
+ if (r_textureunits.integer >= 2)
+ {
+ // voodoo2 or TNT
+ m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.texmatrix[1] = r_shadow_entitytoattenuationxyz;
+ m.pointer_texcoord3f[1] = rsurface_vertex3f;
+ if (r_textureunits.integer >= 3)
{
- qglUniform1fARB(qglGetUniformLocationARB(r_shadow_lightprog, "SpecularScale"), specularscale);CHECKGLERROR
+ // Voodoo4 or Kyro (or Geforce3/Radeon with gl_combine off)
+ m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
+ m.texmatrix[2] = r_shadow_entitytoattenuationz;
+ m.pointer_texcoord3f[2] = rsurface_vertex3f;
}
- qglUniform3fARB(qglGetUniformLocationARB(r_shadow_lightprog, "LightColor"), lightcolorbase[0], lightcolorbase[1], lightcolorbase[2]);CHECKGLERROR
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- GL_LockArrays(0, 0);
}
- else if (r_shadowstage == R_SHADOWSTAGE_LIGHT_DOT3)
+ R_Mesh_TextureState(&m);
+ RSurf_PrepareVerticesForBatch(true, false, numsurfaces, surfacelist);
+ R_Mesh_TexBind(0, R_GetTexture(basetexture));
+ R_Shadow_RenderSurfacesLighting_Light_Vertex_Pass(model, numsurfaces, surfacelist, diffusecolorbase, ambientcolorbase);
+ if (dopants)
+ {
+ R_Mesh_TexBind(0, R_GetTexture(pantstexture));
+ R_Shadow_RenderSurfacesLighting_Light_Vertex_Pass(model, numsurfaces, surfacelist, diffusecolorpants, ambientcolorpants);
+ }
+ if (doshirt)
+ {
+ R_Mesh_TexBind(0, R_GetTexture(shirttexture));
+ R_Shadow_RenderSurfacesLighting_Light_Vertex_Pass(model, numsurfaces, surfacelist, diffusecolorshirt, ambientcolorshirt);
+ }
+}
+
+void R_Shadow_RenderSurfacesLighting(int numsurfaces, msurface_t **surfacelist)
+{
+ // FIXME: support MATERIALFLAG_NODEPTHTEST
+ vec3_t lightcolorbase, lightcolorpants, lightcolorshirt;
+ // calculate colors to render this texture with
+ lightcolorbase[0] = r_shadow_rtlight->currentcolor[0] * rsurface_entity->colormod[0] * rsurface_texture->currentalpha;
+ lightcolorbase[1] = r_shadow_rtlight->currentcolor[1] * rsurface_entity->colormod[1] * rsurface_texture->currentalpha;
+ lightcolorbase[2] = r_shadow_rtlight->currentcolor[2] * rsurface_entity->colormod[2] * rsurface_texture->currentalpha;
+ if ((r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorbase) + (r_shadow_rtlight->specularscale * rsurface_texture->specularscale) * VectorLength2(lightcolorbase) < (1.0f / 1048576.0f))
+ return;
+ GL_DepthTest(!(rsurface_texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST));
+ GL_CullFace(((rsurface_texture->textureflags & Q3TEXTUREFLAG_TWOSIDED) || (rsurface_entity->flags & RENDER_NOCULLFACE)) ? GL_NONE : GL_FRONT); // quake is backwards, this culls back faces
+ if (rsurface_texture->colormapping)
{
- // TODO: add direct pants/shirt rendering
- if (pantstexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorpants) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorpants, vec3_origin, vec3_origin, pantstexture, NULL, NULL, bumptexture, NULL);
- if (shirttexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorshirt) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorshirt, vec3_origin, vec3_origin, shirttexture, NULL, NULL, bumptexture, NULL);
- if (r_shadow_rtlight->ambientscale)
+ qboolean dopants = rsurface_texture->currentskinframe->pants != NULL && VectorLength2(rsurface_entity->colormap_pantscolor) >= (1.0f / 1048576.0f);
+ qboolean doshirt = rsurface_texture->currentskinframe->shirt != NULL && VectorLength2(rsurface_entity->colormap_shirtcolor) >= (1.0f / 1048576.0f);
+ if (dopants)
{
- GL_Color(1,1,1,1);
- colorscale = r_shadow_rtlight->ambientscale;
- // 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.
- if (r_shadow_texture3d.integer && r_shadow_lightcubemap != r_texture_whitecube && r_textureunits.integer >= 4)
- {
- // 3 3D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[0] = varray_texcoord3f[0];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(basetexture);
- m.pointer_texcoord[1] = texcoord2f;
- m.texcubemap[2] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[2] = vertex3f;
- m.texmatrix[2] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[2] = varray_texcoord3f[2];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[2] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_shadow_lightcubemap == r_texture_whitecube && r_textureunits.integer >= 2)
- {
- // 2 3D combine path (Geforce3, original Radeon)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[0] = varray_texcoord3f[0];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(basetexture);
- m.pointer_texcoord[1] = texcoord2f;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_textureunits.integer >= 4 && r_shadow_lightcubemap != r_texture_whitecube)
- {
- // 4 2D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[0] = varray_texcoord2f[0];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- m.tex[2] = R_GetTexture(basetexture);
- m.pointer_texcoord[2] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[3] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[3] = vertex3f;
- m.texmatrix[3] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[3] = varray_texcoord3f[3];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[3] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else if (r_textureunits.integer >= 3 && r_shadow_lightcubemap == r_texture_whitecube)
- {
- // 3 2D combine path (Geforce3, original Radeon)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[0] = varray_texcoord2f[0];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- m.tex[2] = R_GetTexture(basetexture);
- m.pointer_texcoord[2] = texcoord2f;
- GL_BlendFunc(GL_ONE, GL_ONE);
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[0] = varray_texcoord2f[0];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_State(&m);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 0);
- VectorScale(lightcolorbase, colorscale, color2);
- GL_LockArrays(firstvertex, numvertices);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- {
- GL_Color(bound(0, color2[0], 1), bound(0, color2[1], 1), bound(0, color2[2], 1), 1);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- }
- GL_LockArrays(0, 0);
+ lightcolorpants[0] = lightcolorbase[0] * rsurface_entity->colormap_pantscolor[0];
+ lightcolorpants[1] = lightcolorbase[1] * rsurface_entity->colormap_pantscolor[1];
+ lightcolorpants[2] = lightcolorbase[2] * rsurface_entity->colormap_pantscolor[2];
}
- if (r_shadow_rtlight->diffusescale)
+ else
+ VectorClear(lightcolorpants);
+ if (doshirt)
{
- GL_Color(1,1,1,1);
- colorscale = r_shadow_rtlight->diffusescale;
- // 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.
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 4)
- {
- // 3/2 3D combine path (Geforce3, Radeon 8500)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin);
- m.tex3d[2] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[2] = vertex3f;
- m.texmatrix[2] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[2] = varray_texcoord3f[2];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[2] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap != r_texture_whitecube)
- {
- // 1/2/2 3D combine path (original Radeon)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[0] = varray_texcoord3f[0];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin);
- R_Mesh_State(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap == r_texture_whitecube)
- {
- // 2/2 3D combine path (original Radeon)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin);
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- 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.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin);
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[2] = vertex3f;
- m.texmatrix[2] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[2] = varray_texcoord2f[2];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[2] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[3] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[3] = vertex3f;
- m.texmatrix[3] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[3] = varray_texcoord2f[3];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[3] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else
- {
- // 2/2/2 2D combine path (any dot3 card)
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[0] = varray_texcoord2f[0];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- GL_BlendFunc(GL_ONE, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.texcombinergb[0] = GL_REPLACE;
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Diffuse_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin);
- R_Mesh_State(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- // this final code is shared
- R_Mesh_State(&m);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 0);
- VectorScale(lightcolorbase, colorscale, color2);
- GL_LockArrays(firstvertex, numvertices);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- {
- GL_Color(bound(0, color2[0], 1), bound(0, color2[1], 1), bound(0, color2[2], 1), 1);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- }
- GL_LockArrays(0, 0);
+ lightcolorshirt[0] = lightcolorbase[0] * rsurface_entity->colormap_shirtcolor[0];
+ lightcolorshirt[1] = lightcolorbase[1] * rsurface_entity->colormap_shirtcolor[1];
+ lightcolorshirt[2] = lightcolorbase[2] * rsurface_entity->colormap_shirtcolor[2];
}
- if (specularscale && glosstexture != r_texture_black)
+ else
+ VectorClear(lightcolorshirt);
+ switch (r_shadow_rendermode)
{
- // FIXME: detect blendsquare!
- //if (gl_support_blendsquare)
- {
- colorscale = specularscale;
- GL_Color(1,1,1,1);
- if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap != r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
- {
- // 2/0/0/1/2 3D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Specular_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin, r_shadow_entityeyeorigin);
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- R_Mesh_State(&m);
- GL_LockArrays(firstvertex, numvertices);
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- // these comments are a test run through this math for intensity 0.5
- // 0.5 * 0.5 = 0.25 (done by the BlendFunc earlier)
- // 0.25 * 0.25 = 0.0625 (this is another pass)
- // 0.0625 * 0.0625 = 0.00390625 (this is another pass)
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- GL_LockArrays(0, 0);
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex3d[0] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[0] = varray_texcoord3f[0];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- R_Mesh_State(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else if (r_shadow_texture3d.integer && r_textureunits.integer >= 2 && r_shadow_lightcubemap == r_texture_whitecube /* && gl_support_blendsquare*/) // FIXME: detect blendsquare!
- {
- // 2/0/0/2 3D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Specular_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin, r_shadow_entityeyeorigin);
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- R_Mesh_State(&m);
- GL_LockArrays(firstvertex, numvertices);
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- // these comments are a test run through this math for intensity 0.5
- // 0.5 * 0.5 = 0.25 (done by the BlendFunc earlier)
- // 0.25 * 0.25 = 0.0625 (this is another pass)
- // 0.0625 * 0.0625 = 0.00390625 (this is another pass)
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- GL_LockArrays(0, 0);
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = texcoord2f;
- m.tex3d[1] = R_GetTexture(r_shadow_attenuation3dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- else
- {
- // 2/0/0/2/2 2D combine blendsquare path
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(bumptexture);
- m.pointer_texcoord[0] = texcoord2f;
- m.texcubemap[1] = R_GetTexture(r_texture_normalizationcube);
- m.texcombinergb[1] = GL_DOT3_RGBA_ARB;
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_GenTexCoords_Specular_NormalCubeMap(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, svector3f + 3 * firstvertex, tvector3f + 3 * firstvertex, normal3f + 3 * firstvertex, r_shadow_entitylightorigin, r_shadow_entityeyeorigin);
- R_Mesh_State(&m);
- GL_ColorMask(0,0,0,1);
- // this squares the result
- GL_BlendFunc(GL_SRC_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- R_Mesh_State(&m);
- GL_LockArrays(firstvertex, numvertices);
- // square alpha in framebuffer a few times to make it shiny
- GL_BlendFunc(GL_ZERO, GL_DST_ALPHA);
- // these comments are a test run through this math for intensity 0.5
- // 0.5 * 0.5 = 0.25 (done by the BlendFunc earlier)
- // 0.25 * 0.25 = 0.0625 (this is another pass)
- // 0.0625 * 0.0625 = 0.00390625 (this is another pass)
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- GL_LockArrays(0, 0);
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[0] = vertex3f;
- m.texmatrix[0] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[0] = varray_texcoord2f[0];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[0] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- R_Mesh_State(&m);
- GL_BlendFunc(GL_DST_ALPHA, GL_ZERO);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
-
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(glosstexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_shadow_lightcubemap != r_texture_whitecube)
- {
- m.texcubemap[1] = R_GetTexture(r_shadow_lightcubemap);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytolight;
-#else
- m.pointer_texcoord3f[1] = varray_texcoord3f[1];
- R_Shadow_Transform_Vertex3f_TexCoord3f(varray_texcoord3f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytolight);
-#endif
- }
- GL_BlendFunc(GL_DST_ALPHA, GL_ONE);
- }
- R_Mesh_State(&m);
- GL_ColorMask(r_refdef.colormask[0], r_refdef.colormask[1], r_refdef.colormask[2], 0);
- VectorScale(lightcolorbase, colorscale, color2);
- GL_LockArrays(firstvertex, numvertices);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- {
- GL_Color(bound(0, color2[0], 1), bound(0, color2[1], 1), bound(0, color2[2], 1), 1);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- }
- GL_LockArrays(0, 0);
- }
+ case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
+ GL_DepthTest(!(rsurface_texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
+ R_Shadow_RenderSurfacesLighting_VisibleLighting(numsurfaces, surfacelist, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface_texture->basetexture, rsurface_texture->currentskinframe->pants, rsurface_texture->currentskinframe->shirt, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, dopants, doshirt);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_GLSL:
+ R_Shadow_RenderSurfacesLighting_Light_GLSL(numsurfaces, surfacelist, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface_texture->basetexture, rsurface_texture->currentskinframe->pants, rsurface_texture->currentskinframe->shirt, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, dopants, doshirt);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_DOT3:
+ R_Shadow_RenderSurfacesLighting_Light_Dot3(numsurfaces, surfacelist, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface_texture->basetexture, rsurface_texture->currentskinframe->pants, rsurface_texture->currentskinframe->shirt, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, dopants, doshirt);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
+ R_Shadow_RenderSurfacesLighting_Light_Vertex(numsurfaces, surfacelist, lightcolorbase, lightcolorpants, lightcolorshirt, rsurface_texture->basetexture, rsurface_texture->currentskinframe->pants, rsurface_texture->currentskinframe->shirt, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, dopants, doshirt);
+ break;
+ default:
+ Con_Printf("R_Shadow_RenderSurfacesLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
+ break;
}
}
- else if (r_shadowstage == R_SHADOWSTAGE_LIGHT_VERTEX)
+ else
{
- // TODO: add direct pants/shirt rendering
- if (pantstexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorpants) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorpants, vec3_origin, vec3_origin, pantstexture, NULL, NULL, bumptexture, NULL);
- if (shirttexture && (r_shadow_rtlight->ambientscale + r_shadow_rtlight->diffusescale) * VectorLength2(lightcolorshirt) > 0.001)
- R_Shadow_RenderLighting(firstvertex, numvertices, numtriangles, elements, vertex3f, svector3f, tvector3f, normal3f, texcoord2f, lightcolorshirt, vec3_origin, vec3_origin, shirttexture, NULL, NULL, bumptexture, NULL);
- if (r_shadow_rtlight->ambientscale)
- {
- GL_BlendFunc(GL_ONE, GL_ONE);
- VectorScale(lightcolorbase, r_shadow_rtlight->ambientscale, color2);
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_textureunits.integer >= 2)
- {
- // voodoo2
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- if (r_textureunits.integer >= 3)
- {
- // Geforce3/Radeon class but not using dot3
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[2] = vertex3f;
- m.texmatrix[2] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[2] = varray_texcoord2f[2];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[2] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- }
- }
- if (r_textureunits.integer >= 3)
- m.pointer_color = NULL;
- else
- m.pointer_color = varray_color4f;
- R_Mesh_State(&m);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- {
- color[0] = bound(0, color2[0], 1);
- color[1] = bound(0, color2[1], 1);
- color[2] = bound(0, color2[2], 1);
- if (r_textureunits.integer >= 3)
- GL_Color(color[0], color[1], color[2], 1);
- else if (r_textureunits.integer >= 2)
- R_Shadow_VertexNoShadingWithZAttenuation(numvertices, vertex3f + 3 * firstvertex, color);
- else
- R_Shadow_VertexNoShadingWithXYZAttenuation(numvertices, vertex3f + 3 * firstvertex, color);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- }
- }
- if (r_shadow_rtlight->diffusescale)
+ switch (r_shadow_rendermode)
{
- GL_BlendFunc(GL_ONE, GL_ONE);
- VectorScale(lightcolorbase, r_shadow_rtlight->diffusescale, color2);
- memset(&m, 0, sizeof(m));
- m.pointer_vertex = vertex3f;
- m.pointer_color = varray_color4f;
- m.tex[0] = R_GetTexture(basetexture);
- m.pointer_texcoord[0] = texcoord2f;
- if (r_textureunits.integer >= 2)
- {
- // voodoo2
- m.tex[1] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[1] = vertex3f;
- m.texmatrix[1] = r_shadow_entitytoattenuationxyz;
-#else
- m.pointer_texcoord[1] = varray_texcoord2f[1];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[1] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationxyz);
-#endif
- if (r_textureunits.integer >= 3)
- {
- // Geforce3/Radeon class but not using dot3
- m.tex[2] = R_GetTexture(r_shadow_attenuation2dtexture);
-#ifdef USETEXMATRIX
- m.pointer_texcoord3f[2] = vertex3f;
- m.texmatrix[2] = r_shadow_entitytoattenuationz;
-#else
- m.pointer_texcoord[2] = varray_texcoord2f[2];
- R_Shadow_Transform_Vertex3f_TexCoord2f(varray_texcoord2f[2] + 3 * firstvertex, numvertices, vertex3f + 3 * firstvertex, &r_shadow_entitytoattenuationz);
-#endif
- }
- }
- R_Mesh_State(&m);
- for (renders = 0;renders < 64 && (color2[0] > 0 || color2[1] > 0 || color2[2] > 0);renders++, color2[0]--, color2[1]--, color2[2]--)
- {
- color[0] = bound(0, color2[0], 1);
- color[1] = bound(0, color2[1], 1);
- color[2] = bound(0, color2[2], 1);
- if (r_textureunits.integer >= 3)
- R_Shadow_VertexShading(numvertices, vertex3f + 3 * firstvertex, normal3f + 3 * firstvertex, color);
- else if (r_textureunits.integer >= 2)
- R_Shadow_VertexShadingWithZAttenuation(numvertices, vertex3f + 3 * firstvertex, normal3f + 3 * firstvertex, color);
- else
- R_Shadow_VertexShadingWithXYZAttenuation(numvertices, vertex3f + 3 * firstvertex, normal3f + 3 * firstvertex, color);
- GL_LockArrays(firstvertex, numvertices);
- R_Mesh_Draw(firstvertex, numvertices, numtriangles, elements);
- GL_LockArrays(0, 0);
- c_rt_lightmeshes++;
- c_rt_lighttris += numtriangles;
- }
+ case R_SHADOW_RENDERMODE_VISIBLELIGHTING:
+ GL_DepthTest(!(rsurface_texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST) && !r_showdisabledepthtest.integer);
+ R_Shadow_RenderSurfacesLighting_VisibleLighting(numsurfaces, surfacelist, lightcolorbase, vec3_origin, vec3_origin, rsurface_texture->basetexture, r_texture_black, r_texture_black, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, false, false);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_GLSL:
+ R_Shadow_RenderSurfacesLighting_Light_GLSL(numsurfaces, surfacelist, lightcolorbase, vec3_origin, vec3_origin, rsurface_texture->basetexture, r_texture_black, r_texture_black, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, false, false);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_DOT3:
+ R_Shadow_RenderSurfacesLighting_Light_Dot3(numsurfaces, surfacelist, lightcolorbase, vec3_origin, vec3_origin, rsurface_texture->basetexture, r_texture_black, r_texture_black, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, false, false);
+ break;
+ case R_SHADOW_RENDERMODE_LIGHT_VERTEX:
+ R_Shadow_RenderSurfacesLighting_Light_Vertex(numsurfaces, surfacelist, lightcolorbase, vec3_origin, vec3_origin, rsurface_texture->basetexture, r_texture_black, r_texture_black, rsurface_texture->currentskinframe->nmap, rsurface_texture->glosstexture, r_shadow_rtlight->specularscale * rsurface_texture->specularscale, false, false);
+ break;
+ default:
+ Con_Printf("R_Shadow_RenderSurfacesLighting: unknown r_shadow_rendermode %i\n", r_shadow_rendermode);
+ break;
}
}
}
-void R_RTLight_UpdateFromDLight(rtlight_t *rtlight, const dlight_t *light, int isstatic)
+void R_RTLight_Update(rtlight_t *rtlight, int isstatic, matrix4x4_t *matrix, vec3_t color, int style, const char *cubemapname, qboolean shadow, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
{
- int j, k;
- float scale;
+ // if this light has been compiled before, free the associated data
R_RTLight_Uncompile(rtlight);
+
+ // clear it completely to avoid any lingering data
memset(rtlight, 0, sizeof(*rtlight));
- VectorCopy(light->origin, rtlight->shadoworigin);
- VectorCopy(light->color, rtlight->color);
- rtlight->radius = light->radius;
+ // copy the properties
+ Matrix4x4_Invert_Simple(&rtlight->matrix_worldtolight, matrix);
+ Matrix4x4_OriginFromMatrix(matrix, rtlight->shadoworigin);
+ rtlight->radius = Matrix4x4_ScaleFromMatrix(matrix);
+ VectorCopy(color, rtlight->color);
+ rtlight->cubemapname[0] = 0;
+ if (cubemapname && cubemapname[0])
+ strlcpy(rtlight->cubemapname, cubemapname, sizeof(rtlight->cubemapname));
+ rtlight->shadow = shadow;
+ rtlight->corona = corona;
+ rtlight->style = style;
+ rtlight->isstatic = isstatic;
+ rtlight->coronasizescale = coronasizescale;
+ rtlight->ambientscale = ambientscale;
+ rtlight->diffusescale = diffusescale;
+ rtlight->specularscale = specularscale;
+ rtlight->flags = flags;
+
+ // compute derived data
//rtlight->cullradius = rtlight->radius;
//rtlight->cullradius2 = rtlight->radius * rtlight->radius;
rtlight->cullmins[0] = rtlight->shadoworigin[0] - rtlight->radius;
rtlight->cullmaxs[0] = rtlight->shadoworigin[0] + rtlight->radius;
rtlight->cullmaxs[1] = rtlight->shadoworigin[1] + rtlight->radius;
rtlight->cullmaxs[2] = rtlight->shadoworigin[2] + rtlight->radius;
- rtlight->cubemapname[0] = 0;
- if (light->cubemapname[0])
- strcpy(rtlight->cubemapname, light->cubemapname);
- else if (light->cubemapnum > 0)
- sprintf(rtlight->cubemapname, "cubemaps/%i", light->cubemapnum);
- rtlight->shadow = light->shadow;
- rtlight->corona = light->corona;
- rtlight->style = light->style;
- rtlight->isstatic = isstatic;
- rtlight->coronasizescale = light->coronasizescale;
- rtlight->ambientscale = light->ambientscale;
- rtlight->diffusescale = light->diffusescale;
- rtlight->specularscale = light->specularscale;
- rtlight->flags = light->flags;
- Matrix4x4_Invert_Simple(&rtlight->matrix_worldtolight, &light->matrix);
- // ConcatScale won't work here because this needs to scale rotate and
- // translate, not just rotate
- scale = 1.0f / rtlight->radius;
- for (k = 0;k < 3;k++)
- for (j = 0;j < 4;j++)
- rtlight->matrix_worldtolight.m[k][j] *= scale;
-
- rtlight->lightmap_cullradius = bound(0, rtlight->radius, 2048.0f);
- rtlight->lightmap_cullradius2 = rtlight->lightmap_cullradius * rtlight->lightmap_cullradius;
- VectorScale(rtlight->color, rtlight->radius * (rtlight->style >= 0 ? d_lightstylevalue[rtlight->style] : 128) * 0.125f, rtlight->lightmap_light);
- rtlight->lightmap_subtract = 1.0f / rtlight->lightmap_cullradius2;
}
// compiles rtlight geometry
// (undone by R_FreeCompiledRTLight, which R_UpdateLight calls)
void R_RTLight_Compile(rtlight_t *rtlight)
{
- int shadowmeshes, shadowtris, lightmeshes, lighttris, numleafs, numleafpvsbytes, numsurfaces;
+ int shadowmeshes, shadowtris, numleafs, numleafpvsbytes, numsurfaces;
entity_render_t *ent = r_refdef.worldentity;
model_t *model = r_refdef.worldmodel;
- qbyte *data;
+ unsigned char *data;
// compile the light
rtlight->compiled = true;
if (model && model->GetLightInfo)
{
- // this variable directs the DrawShadowVolume and DrawLight code to capture into the mesh chain instead of rendering
+ // this variable must be set for the CompileShadowVolume code
r_shadow_compilingrtlight = rtlight;
R_Shadow_EnlargeLeafSurfaceBuffer(model->brush.num_leafs, model->num_surfaces);
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);
numleafpvsbytes = (model->brush.num_leafs + 7) >> 3;
- data = Mem_Alloc(r_shadow_mempool, sizeof(int) * numleafs + numleafpvsbytes + sizeof(int) * numsurfaces);
+ data = (unsigned char *)Mem_Alloc(r_main_mempool, sizeof(int) * numleafs + numleafpvsbytes + sizeof(int) * numsurfaces);
rtlight->static_numleafs = numleafs;
rtlight->static_numleafpvsbytes = numleafpvsbytes;
- rtlight->static_leaflist = (void *)data;data += sizeof(int) * numleafs;
- rtlight->static_leafpvs = (void *)data;data += numleafpvsbytes;
+ rtlight->static_leaflist = (int *)data;data += sizeof(int) * numleafs;
+ rtlight->static_leafpvs = (unsigned char *)data;data += numleafpvsbytes;
rtlight->static_numsurfaces = numsurfaces;
- rtlight->static_surfacelist = (void *)data;data += sizeof(int) * numsurfaces;
+ rtlight->static_surfacelist = (int *)data;data += sizeof(int) * numsurfaces;
if (numleafs)
memcpy(rtlight->static_leaflist, r_shadow_buffer_leaflist, rtlight->static_numleafs * sizeof(*rtlight->static_leaflist));
if (numleafpvsbytes)
memcpy(rtlight->static_leafpvs, r_shadow_buffer_leafpvs, rtlight->static_numleafpvsbytes);
if (numsurfaces)
memcpy(rtlight->static_surfacelist, r_shadow_buffer_surfacelist, rtlight->static_numsurfaces * sizeof(*rtlight->static_surfacelist));
- if (model->DrawShadowVolume && rtlight->shadow)
- {
- rtlight->static_meshchain_shadow = Mod_ShadowMesh_Begin(r_shadow_mempool, 32768, 32768, NULL, NULL, NULL, false, false, true);
- model->DrawShadowVolume(ent, rtlight->shadoworigin, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist, rtlight->cullmins, rtlight->cullmaxs);
- rtlight->static_meshchain_shadow = Mod_ShadowMesh_Finish(r_shadow_mempool, rtlight->static_meshchain_shadow, false, false);
- }
- if (model->DrawLight)
- {
- rtlight->static_meshchain_light = Mod_ShadowMesh_Begin(r_shadow_mempool, 32768, 32768, NULL, NULL, NULL, true, false, true);
- model->DrawLight(ent, vec3_origin, numsurfaces, r_shadow_buffer_surfacelist);
- rtlight->static_meshchain_light = Mod_ShadowMesh_Finish(r_shadow_mempool, rtlight->static_meshchain_light, true, false);
- }
- // switch back to rendering when DrawShadowVolume or DrawLight is called
+ if (model->CompileShadowVolume && rtlight->shadow)
+ model->CompileShadowVolume(ent, rtlight->shadoworigin, NULL, rtlight->radius, numsurfaces, r_shadow_buffer_surfacelist);
+ // now we're done compiling the rtlight
r_shadow_compilingrtlight = NULL;
}
}
}
- lightmeshes = 0;
- lighttris = 0;
- if (rtlight->static_meshchain_light)
- {
- shadowmesh_t *mesh;
- for (mesh = rtlight->static_meshchain_light;mesh;mesh = mesh->next)
- {
- lightmeshes++;
- lighttris += mesh->numtriangles;
- }
- }
-
- Con_DPrintf("static light built: %f %f %f : %f %f %f box, %i shadow volume triangles (in %i meshes), %i light triangles (in %i meshes)\n", rtlight->cullmins[0], rtlight->cullmins[1], rtlight->cullmins[2], rtlight->cullmaxs[0], rtlight->cullmaxs[1], rtlight->cullmaxs[2], shadowtris, shadowmeshes, lighttris, lightmeshes);
+ if (developer.integer >= 10)
+ Con_Printf("static light built: %f %f %f : %f %f %f box, %i shadow volume triangles (in %i meshes)\n", rtlight->cullmins[0], rtlight->cullmins[1], rtlight->cullmins[2], rtlight->cullmaxs[0], rtlight->cullmaxs[1], rtlight->cullmaxs[2], shadowtris, shadowmeshes);
}
void R_RTLight_Uncompile(rtlight_t *rtlight)
if (rtlight->static_meshchain_shadow)
Mod_ShadowMesh_Free(rtlight->static_meshchain_shadow);
rtlight->static_meshchain_shadow = NULL;
- if (rtlight->static_meshchain_light)
- Mod_ShadowMesh_Free(rtlight->static_meshchain_light);
- rtlight->static_meshchain_light = NULL;
// these allocations are grouped
if (rtlight->static_leaflist)
Mem_Free(rtlight->static_leaflist);
R_RTLight_Uncompile(&light->rtlight);
}
-void R_Shadow_DrawEntityShadow(entity_render_t *ent, rtlight_t *rtlight, int numsurfaces, int *surfacelist)
+void R_Shadow_DrawEntityShadow(entity_render_t *ent, int numsurfaces, int *surfacelist)
{
+ model_t *model = ent->model;
vec3_t relativeshadoworigin, relativeshadowmins, relativeshadowmaxs;
vec_t relativeshadowradius;
if (ent == r_refdef.worldentity)
{
- if (rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
+ if (r_shadow_rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compileshadow.integer)
{
shadowmesh_t *mesh;
R_Mesh_Matrix(&ent->matrix);
- for (mesh = rtlight->static_meshchain_shadow;mesh;mesh = mesh->next)
+ CHECKGLERROR
+ for (mesh = r_shadow_rtlight->static_meshchain_shadow;mesh;mesh = mesh->next)
{
+ r_refdef.stats.lights_shadowtriangles += mesh->numtriangles;
R_Mesh_VertexPointer(mesh->vertex3f);
GL_LockArrays(0, mesh->numverts);
- if (r_shadowstage == R_SHADOWSTAGE_STENCIL)
+ if (r_shadow_rendermode == R_SHADOW_RENDERMODE_STENCIL)
{
// decrement stencil if backface is behind depthbuffer
- qglCullFace(GL_BACK); // quake is backwards, this culls front faces
- qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);
+ GL_CullFace(GL_BACK); // quake is backwards, this culls front faces
+ qglStencilOp(GL_KEEP, GL_DECR, GL_KEEP);CHECKGLERROR
R_Mesh_Draw(0, mesh->numverts, mesh->numtriangles, mesh->element3i);
- c_rtcached_shadowmeshes++;
- c_rtcached_shadowtris += mesh->numtriangles;
// increment stencil if frontface is behind depthbuffer
- qglCullFace(GL_FRONT); // quake is backwards, this culls back faces
- qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);
+ GL_CullFace(GL_FRONT); // quake is backwards, this culls back faces
+ qglStencilOp(GL_KEEP, GL_INCR, GL_KEEP);CHECKGLERROR
}
R_Mesh_Draw(0, mesh->numverts, mesh->numtriangles, mesh->element3i);
- c_rtcached_shadowmeshes++;
- c_rtcached_shadowtris += mesh->numtriangles;
GL_LockArrays(0, 0);
}
+ CHECKGLERROR
}
else if (numsurfaces)
{
R_Mesh_Matrix(&ent->matrix);
- ent->model->DrawShadowVolume(ent, rtlight->shadoworigin, rtlight->radius, numsurfaces, surfacelist, rtlight->cullmins, rtlight->cullmaxs);
+ model->DrawShadowVolume(ent, r_shadow_rtlight->shadoworigin, NULL, r_shadow_rtlight->radius, numsurfaces, surfacelist, r_shadow_rtlight_cullmins, r_shadow_rtlight_cullmaxs);
}
}
else
{
- Matrix4x4_Transform(&ent->inversematrix, rtlight->shadoworigin, relativeshadoworigin);
- relativeshadowradius = rtlight->radius / ent->scale;
+ Matrix4x4_Transform(&ent->inversematrix, r_shadow_rtlight->shadoworigin, relativeshadoworigin);
+ relativeshadowradius = r_shadow_rtlight->radius / ent->scale;
relativeshadowmins[0] = relativeshadoworigin[0] - relativeshadowradius;
relativeshadowmins[1] = relativeshadoworigin[1] - relativeshadowradius;
relativeshadowmins[2] = relativeshadoworigin[2] - relativeshadowradius;
relativeshadowmaxs[1] = relativeshadoworigin[1] + relativeshadowradius;
relativeshadowmaxs[2] = relativeshadoworigin[2] + relativeshadowradius;
R_Mesh_Matrix(&ent->matrix);
- ent->model->DrawShadowVolume(ent, relativeshadoworigin, relativeshadowradius, ent->model->nummodelsurfaces, ent->model->surfacelist, relativeshadowmins, relativeshadowmaxs);
+ model->DrawShadowVolume(ent, relativeshadoworigin, NULL, relativeshadowradius, model->nummodelsurfaces, model->surfacelist, relativeshadowmins, relativeshadowmaxs);
}
}
-void R_Shadow_DrawEntityLight(entity_render_t *ent, rtlight_t *rtlight, vec3_t lightcolor, int numsurfaces, int *surfacelist)
+void R_Shadow_SetupEntityLight(const entity_render_t *ent)
{
- shadowmesh_t *mesh;
// set up properties for rendering light onto this entity
- r_shadow_entitylightcolor[0] = lightcolor[0] * ent->colormod[0] * ent->alpha;
- r_shadow_entitylightcolor[1] = lightcolor[1] * ent->colormod[1] * ent->alpha;
- r_shadow_entitylightcolor[2] = lightcolor[2] * ent->colormod[2] * ent->alpha;
- Matrix4x4_Concat(&r_shadow_entitytolight, &rtlight->matrix_worldtolight, &ent->matrix);
+ RSurf_ActiveEntity(ent, true, true);
+ Matrix4x4_Concat(&r_shadow_entitytolight, &r_shadow_rtlight->matrix_worldtolight, &ent->matrix);
Matrix4x4_Concat(&r_shadow_entitytoattenuationxyz, &matrix_attenuationxyz, &r_shadow_entitytolight);
Matrix4x4_Concat(&r_shadow_entitytoattenuationz, &matrix_attenuationz, &r_shadow_entitytolight);
- Matrix4x4_Transform(&ent->inversematrix, rtlight->shadoworigin, r_shadow_entitylightorigin);
- Matrix4x4_Transform(&ent->inversematrix, r_vieworigin, r_shadow_entityeyeorigin);
- R_Mesh_Matrix(&ent->matrix);
- if (r_shadowstage == R_SHADOWSTAGE_LIGHT_GLSL)
- {
- R_Mesh_TexBindCubeMap(3, R_GetTexture(r_shadow_lightcubemap));
+ Matrix4x4_Transform(&ent->inversematrix, r_shadow_rtlight->shadoworigin, r_shadow_entitylightorigin);
+ if (r_shadow_lightingrendermode == R_SHADOW_RENDERMODE_LIGHT_GLSL)
R_Mesh_TexMatrix(3, &r_shadow_entitytolight);
- qglUniform3fARB(qglGetUniformLocationARB(r_shadow_lightprog, "LightPosition"), r_shadow_entitylightorigin[0], r_shadow_entitylightorigin[1], r_shadow_entitylightorigin[2]);CHECKGLERROR
- if (r_shadow_lightpermutation & (SHADERPERMUTATION_SPECULAR | SHADERPERMUTATION_FOG | SHADERPERMUTATION_OFFSETMAPPING))
- {
- qglUniform3fARB(qglGetUniformLocationARB(r_shadow_lightprog, "EyePosition"), r_shadow_entityeyeorigin[0], r_shadow_entityeyeorigin[1], r_shadow_entityeyeorigin[2]);CHECKGLERROR
- }
- }
+}
+
+void R_Shadow_DrawEntityLight(entity_render_t *ent, int numsurfaces, int *surfacelist)
+{
+ model_t *model = ent->model;
+ if (!model->DrawLight)
+ return;
+ R_Shadow_SetupEntityLight(ent);
if (ent == r_refdef.worldentity)
- {
- if (rtlight->compiled && r_shadow_realtime_world_compile.integer && r_shadow_realtime_world_compilelight.integer)
- {
- for (mesh = rtlight->static_meshchain_light;mesh;mesh = mesh->next)
- R_Shadow_RenderLighting(0, mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoord2f, r_shadow_entitylightcolor, vec3_origin, vec3_origin, mesh->map_diffuse, NULL, NULL, mesh->map_normal, mesh->map_specular);
- }
- else
- ent->model->DrawLight(ent, r_shadow_entitylightcolor, numsurfaces, surfacelist);
- }
+ model->DrawLight(ent, numsurfaces, surfacelist);
else
- ent->model->DrawLight(ent, r_shadow_entitylightcolor, ent->model->nummodelsurfaces, ent->model->surfacelist);
+ model->DrawLight(ent, model->nummodelsurfaces, model->surfacelist);
}
void R_DrawRTLight(rtlight_t *rtlight, qboolean visible)
{
int i, usestencil;
float f;
- vec3_t lightcolor;
int numleafs, numsurfaces;
int *leaflist, *surfacelist;
- qbyte *leafpvs;
+ unsigned char *leafpvs;
int numlightentities;
int numshadowentities;
entity_render_t *lightentities[MAX_EDICTS];
entity_render_t *shadowentities[MAX_EDICTS];
- // skip lights that don't light (corona only lights)
- if (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale < 0.01)
+ // 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)
+ if (VectorLength2(rtlight->color) * (rtlight->ambientscale + rtlight->diffusescale + rtlight->specularscale) < (1.0f / 1048576.0f))
return;
- f = (rtlight->style >= 0 ? d_lightstylevalue[rtlight->style] : 128) * (1.0f / 256.0f) * r_shadow_lightintensityscale.value;
- VectorScale(rtlight->color, f, lightcolor);
- if (VectorLength2(lightcolor) < 0.01)
- return;
- /*
- if (rtlight->selected)
- {
- f = 2 + sin(realtime * M_PI * 4.0);
- VectorScale(lightcolor, f, lightcolor);
- }
- */
-
// loading is done before visibility checks because loading should happen
// all at once at the start of a level, not when it stalls gameplay.
// (especially important to benchmarks)
if (rtlight->isstatic && !rtlight->compiled && r_shadow_realtime_world_compile.integer)
R_RTLight_Compile(rtlight);
// load cubemap
- r_shadow_lightcubemap = rtlight->cubemapname[0] ? R_Shadow_Cubemap(rtlight->cubemapname) : r_texture_whitecube;
+ rtlight->currentcubemap = rtlight->cubemapname[0] ? R_Shadow_Cubemap(rtlight->cubemapname) : r_texture_whitecube;
+
+ // look up the light style value at this time
+ f = (rtlight->style >= 0 ? r_refdef.lightstylevalue[rtlight->style] : 128) * (1.0f / 256.0f) * r_shadow_lightintensityscale.value;
+ VectorScale(rtlight->color, f, rtlight->currentcolor);
+ /*
+ if (rtlight->selected)
+ {
+ f = 2 + sin(realtime * M_PI * 4.0);
+ VectorScale(rtlight->currentcolor, f, rtlight->currentcolor);
+ }
+ */
+
+ // if lightstyle is currently off, don't draw the light
+ if (VectorLength2(rtlight->currentcolor) < (1.0f / 1048576.0f))
+ return;
// if the light box is offscreen, skip it
if (R_CullBox(rtlight->cullmins, rtlight->cullmaxs))
return;
+ VectorCopy(rtlight->cullmins, r_shadow_rtlight_cullmins);
+ VectorCopy(rtlight->cullmaxs, r_shadow_rtlight_cullmaxs);
+
if (rtlight->compiled && r_shadow_realtime_world_compile.integer)
{
// compiled light, world available and can receive realtime lighting
// dynamic light, world available and can receive realtime lighting
// calculate lit surfaces and leafs
R_Shadow_EnlargeLeafSurfaceBuffer(r_refdef.worldmodel->brush.num_leafs, r_refdef.worldmodel->num_surfaces);
- r_refdef.worldmodel->GetLightInfo(r_refdef.worldentity, 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_refdef.worldmodel->GetLightInfo(r_refdef.worldentity, rtlight->shadoworigin, rtlight->radius, r_shadow_rtlight_cullmins, r_shadow_rtlight_cullmaxs, r_shadow_buffer_leaflist, r_shadow_buffer_leafpvs, &numleafs, r_shadow_buffer_surfacelist, r_shadow_buffer_surfacepvs, &numsurfaces);
leaflist = r_shadow_buffer_leaflist;
leafpvs = r_shadow_buffer_leafpvs;
surfacelist = r_shadow_buffer_surfacelist;
// if the reduced leaf bounds are offscreen, skip it
- if (R_CullBox(rtlight->cullmins, rtlight->cullmaxs))
+ if (R_CullBox(r_shadow_rtlight_cullmins, r_shadow_rtlight_cullmaxs))
return;
}
else
if (numleafs)
{
for (i = 0;i < numleafs;i++)
- if (r_worldleafvisible[leaflist[i]])
+ if (r_viewcache.world_leafvisible[leaflist[i]])
break;
if (i == numleafs)
return;
}
// set up a scissor rectangle for this light
- if (R_Shadow_ScissorForBBox(rtlight->cullmins, rtlight->cullmaxs))
+ if (R_Shadow_ScissorForBBox(r_shadow_rtlight_cullmins, r_shadow_rtlight_cullmaxs))
return;
+ // make a list of lit entities and shadow casting entities
numlightentities = 0;
- if (numsurfaces)
- lightentities[numlightentities++] = r_refdef.worldentity;
numshadowentities = 0;
+ // don't count the world unless some surfaces are actually lit
if (numsurfaces)
+ {
+ lightentities[numlightentities++] = r_refdef.worldentity;
shadowentities[numshadowentities++] = r_refdef.worldentity;
+ }
+ // add dynamic entities that are lit by the light
if (r_drawentities.integer)
{
for (i = 0;i < r_refdef.numentities;i++)
{
+ model_t *model;
entity_render_t *ent = r_refdef.entities[i];
- if (BoxesOverlap(ent->mins, ent->maxs, rtlight->cullmins, rtlight->cullmaxs)
- && ent->model
+ if (BoxesOverlap(ent->mins, ent->maxs, r_shadow_rtlight_cullmins, r_shadow_rtlight_cullmaxs)
+ && (model = ent->model)
&& !(ent->flags & RENDER_TRANSPARENT)
&& (r_refdef.worldmodel == NULL || r_refdef.worldmodel->brush.BoxTouchingLeafPVS == NULL || r_refdef.worldmodel->brush.BoxTouchingLeafPVS(r_refdef.worldmodel, leafpvs, ent->mins, ent->maxs)))
{
// about the VectorDistance2 - light emitting entities should not cast their own shadow
- if ((ent->flags & RENDER_SHADOW) && ent->model->DrawShadowVolume && VectorDistance2(ent->origin, rtlight->shadoworigin) > 0.1)
+ vec3_t org;
+ Matrix4x4_OriginFromMatrix(&ent->matrix, org);
+ if ((ent->flags & RENDER_SHADOW) && model->DrawShadowVolume && VectorDistance2(org, rtlight->shadoworigin) > 0.1)
shadowentities[numshadowentities++] = ent;
- if (ent->visframe == r_framecount && (ent->flags & RENDER_LIGHT) && ent->model->DrawLight)
+ if (r_viewcache.entityvisible[i] && (ent->flags & RENDER_LIGHT) && model->DrawLight)
lightentities[numlightentities++] = ent;
}
}
if (!numlightentities)
return;
- R_Shadow_Stage_ActiveLight(rtlight);
- c_rt_lights++;
+ // don't let sound skip if going slow
+ if (r_refdef.extraupdate)
+ S_ExtraUpdate ();
- usestencil = false;
- if (numshadowentities && (!visible || r_shadow_visiblelighting.integer == 1) && gl_stencil && rtlight->shadow && (rtlight->isstatic ? r_rtworldshadows : r_rtdlightshadows))
- {
- usestencil = true;
- R_Shadow_Stage_StencilShadowVolumes();
- for (i = 0;i < numshadowentities;i++)
- R_Shadow_DrawEntityShadow(shadowentities[i], rtlight, numsurfaces, surfacelist);
- }
+ // 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 (numlightentities && !visible)
+ usestencil = false;
+ if (numshadowentities && rtlight->shadow && (rtlight->isstatic ? r_refdef.rtworldshadows : r_refdef.rtdlightshadows))
{
- R_Shadow_Stage_Lighting(usestencil);
- for (i = 0;i < numlightentities;i++)
- R_Shadow_DrawEntityLight(lightentities[i], rtlight, lightcolor, numsurfaces, surfacelist);
- }
+ // draw stencil shadow volumes to mask off pixels that are in shadow
+ // so that they won't receive lighting
+ if (gl_stencil)
+ {
+ usestencil = true;
+ R_Shadow_RenderMode_StencilShadowVolumes();
+ for (i = 0;i < numshadowentities;i++)
+ R_Shadow_DrawEntityShadow(shadowentities[i], numsurfaces, surfacelist);
+ }
- if (numshadowentities && visible && r_shadow_visiblevolumes.integer > 0 && rtlight->shadow && (rtlight->isstatic ? r_rtworldshadows : r_rtdlightshadows))
- {
- R_Shadow_Stage_VisibleShadowVolumes();
- for (i = 0;i < numshadowentities;i++)
- R_Shadow_DrawEntityShadow(shadowentities[i], rtlight, numsurfaces, surfacelist);
+ // optionally draw visible shape of the shadow volumes
+ // for performance analysis by level designers
+ if (r_showshadowvolumes.integer)
+ {
+ R_Shadow_RenderMode_VisibleShadowVolumes();
+ for (i = 0;i < numshadowentities;i++)
+ R_Shadow_DrawEntityShadow(shadowentities[i], numsurfaces, surfacelist);
+ }
}
- if (numlightentities && visible && r_shadow_visiblelighting.integer > 0)
+ if (numlightentities)
{
- R_Shadow_Stage_VisibleLighting(usestencil);
+ // draw lighting in the unmasked areas
+ R_Shadow_RenderMode_Lighting(usestencil, false);
for (i = 0;i < numlightentities;i++)
- R_Shadow_DrawEntityLight(lightentities[i], rtlight, lightcolor, numsurfaces, surfacelist);
+ R_Shadow_DrawEntityLight(lightentities[i], numsurfaces, surfacelist);
+
+ // optionally draw the illuminated areas
+ // for performance analysis by level designers
+ if (r_showlighting.integer)
+ {
+ R_Shadow_RenderMode_VisibleLighting(usestencil && !r_showdisabledepthtest.integer, false);
+ for (i = 0;i < numlightentities;i++)
+ R_Shadow_DrawEntityLight(lightentities[i], numsurfaces, surfacelist);
+ }
}
}
if (r_refdef.worldmodel && strncmp(r_refdef.worldmodel->name, r_shadow_mapname, sizeof(r_shadow_mapname)))
R_Shadow_EditLights_Reload_f();
- R_Shadow_Stage_Begin();
+ R_Shadow_RenderMode_Begin();
- flag = r_rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
+ flag = r_refdef.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE;
if (r_shadow_debuglight.integer >= 0)
{
for (lnum = 0, light = r_shadow_worldlightchain;light;lnum++, light = light->next)
for (lnum = 0, light = r_shadow_worldlightchain;light;lnum++, light = light->next)
if (light->flags & flag)
R_DrawRTLight(&light->rtlight, visible);
- if (r_rtdlight)
- for (lnum = 0, light = r_dlight;lnum < r_numdlights;lnum++, light++)
- R_DrawRTLight(&light->rtlight, visible);
+ if (r_refdef.rtdlight)
+ for (lnum = 0;lnum < r_refdef.numlights;lnum++)
+ R_DrawRTLight(&r_refdef.lights[lnum], visible);
+
+ R_Shadow_RenderMode_End();
+}
+
+extern void R_SetupView(const matrix4x4_t *matrix);
+extern cvar_t r_shadows_throwdistance;
+void R_DrawModelShadows(void)
+{
+ int i;
+ float relativethrowdistance;
+ entity_render_t *ent;
+ vec3_t relativelightorigin;
+ vec3_t relativelightdirection;
+ vec3_t relativeshadowmins, relativeshadowmaxs;
+ float vertex3f[12];
+
+ if (!r_drawentities.integer || !gl_stencil)
+ return;
+
+ CHECKGLERROR
+ GL_Scissor(r_view.x, r_view.y, r_view.width, r_view.height);
+
+ r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE;
+
+ if (gl_ext_separatestencil.integer)
+ r_shadow_shadowingrendermode = R_SHADOW_RENDERMODE_SEPARATESTENCIL;
+ else if (gl_ext_stenciltwoside.integer)
+ r_shadow_shadowingrendermode = R_SHADOW_RENDERMODE_STENCILTWOSIDE;
+ else
+ r_shadow_shadowingrendermode = R_SHADOW_RENDERMODE_STENCIL;
+
+ R_Shadow_RenderMode_StencilShadowVolumes();
- R_Shadow_Stage_End();
+ for (i = 0;i < r_refdef.numentities;i++)
+ {
+ ent = r_refdef.entities[i];
+ // cast shadows from anything that is not a submodel of the map
+ if (ent->model && ent->model->DrawShadowVolume != NULL && !ent->model->brush.submodel && (ent->flags & RENDER_SHADOW))
+ {
+ relativethrowdistance = r_shadows_throwdistance.value * Matrix4x4_ScaleFromMatrix(&ent->inversematrix);
+ VectorSet(relativeshadowmins, -relativethrowdistance, -relativethrowdistance, -relativethrowdistance);
+ VectorSet(relativeshadowmaxs, relativethrowdistance, relativethrowdistance, relativethrowdistance);
+ VectorNegate(ent->modellight_lightdir, relativelightdirection);
+ VectorScale(relativelightdirection, -relativethrowdistance, relativelightorigin);
+ R_Mesh_Matrix(&ent->matrix);
+ ent->model->DrawShadowVolume(ent, relativelightorigin, relativelightdirection, relativethrowdistance, ent->model->nummodelsurfaces, ent->model->surfacelist, relativeshadowmins, relativeshadowmaxs);
+ }
+ }
+
+ // not really the right mode, but this will disable any silly stencil features
+ R_Shadow_RenderMode_VisibleLighting(true, true);
+
+ // vertex coordinates for a quad that covers the screen exactly
+ vertex3f[0] = 0;vertex3f[1] = 0;vertex3f[2] = 0;
+ vertex3f[3] = 1;vertex3f[4] = 0;vertex3f[5] = 0;
+ vertex3f[6] = 1;vertex3f[7] = 1;vertex3f[8] = 0;
+ vertex3f[9] = 0;vertex3f[10] = 1;vertex3f[11] = 0;
+
+ // set up ortho view for rendering this pass
+ GL_SetupView_Mode_Ortho(0, 0, 1, 1, -10, 100);
+ GL_Scissor(r_view.x, r_view.y, r_view.width, r_view.height);
+ GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 1);
+ GL_ScissorTest(true);
+ R_Mesh_Matrix(&identitymatrix);
+ R_Mesh_ResetTextureState();
+ R_Mesh_VertexPointer(vertex3f);
+ R_Mesh_ColorPointer(NULL);
+
+ // set up a 50% darkening blend on shadowed areas
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+ GL_DepthTest(false);
+ GL_DepthMask(false);
+ qglPolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);CHECKGLERROR
+ GL_Color(0, 0, 0, 0.5);
+ GL_ColorMask(r_view.colormask[0], r_view.colormask[1], r_view.colormask[2], 1);
+ qglDepthFunc(GL_ALWAYS);CHECKGLERROR
+ qglEnable(GL_STENCIL_TEST);CHECKGLERROR
+ qglStencilMask(~0);CHECKGLERROR
+ qglStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);CHECKGLERROR
+ qglStencilFunc(GL_NOTEQUAL, 128, ~0);CHECKGLERROR
+
+ // apply the blend to the shadowed areas
+ R_Mesh_Draw(0, 4, 2, polygonelements);
+
+ // restoring the perspective view is done by R_RenderScene
+ //R_SetupView(&r_view.matrix);
+
+ // restore other state to normal
+ R_Shadow_RenderMode_End();
}
+
//static char *suffix[6] = {"ft", "bk", "rt", "lf", "up", "dn"};
typedef struct suffixinfo_s
{
rtexture_t *R_Shadow_LoadCubemap(const char *basename)
{
int i, j, cubemapsize;
- qbyte *cubemappixels, *image_rgba;
+ unsigned char *cubemappixels, *image_rgba;
rtexture_t *cubemaptexture;
char name[256];
// must start 0 so the first loadimagepixels has no requested width/height
{
cubemapsize = image_width;
// note this clears to black, so unavailable sides are black
- cubemappixels = Mem_Alloc(tempmempool, 6*cubemapsize*cubemapsize*4);
+ cubemappixels = (unsigned char *)Mem_Alloc(tempmempool, 6*cubemapsize*cubemapsize*4);
}
// copy the image with any flipping needed by the suffix (px and posx types don't need flipping)
if (cubemappixels)
if (i >= MAX_CUBEMAPS)
return r_texture_whitecube;
numcubemaps++;
- strcpy(cubemaps[i].basename, basename);
+ strlcpy(cubemaps[i].basename, basename, sizeof(cubemaps[i].basename));
cubemaps[i].texture = R_Shadow_LoadCubemap(cubemaps[i].basename);
if (!cubemaps[i].texture)
cubemaps[i].texture = r_texture_whitecube;
dlight_t *R_Shadow_NewWorldLight(void)
{
dlight_t *light;
- light = Mem_Alloc(r_shadow_mempool, sizeof(dlight_t));
+ light = (dlight_t *)Mem_Alloc(r_main_mempool, sizeof(dlight_t));
light->next = r_shadow_worldlightchain;
r_shadow_worldlightchain = light;
return light;
void R_Shadow_UpdateWorldLight(dlight_t *light, vec3_t origin, vec3_t angles, vec3_t color, vec_t radius, vec_t corona, int style, int shadowenable, const char *cubemapname, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags)
{
+ matrix4x4_t matrix;
+ // validate parameters
+ if (style < 0 || style >= MAX_LIGHTSTYLES)
+ {
+ Con_Printf("R_Shadow_NewWorldLight: invalid light style number %i, must be >= 0 and < %i\n", light->style, MAX_LIGHTSTYLES);
+ style = 0;
+ }
+ if (!cubemapname)
+ cubemapname = "";
+
+ // copy to light properties
VectorCopy(origin, light->origin);
light->angles[0] = angles[0] - 360 * floor(angles[0] / 360);
light->angles[1] = angles[1] - 360 * floor(angles[1] / 360);
light->color[2] = max(color[2], 0);
light->radius = max(radius, 0);
light->style = style;
- if (light->style < 0 || light->style >= MAX_LIGHTSTYLES)
- {
- Con_Printf("R_Shadow_NewWorldLight: invalid light style number %i, must be >= 0 and < %i\n", light->style, MAX_LIGHTSTYLES);
- light->style = 0;
- }
light->shadow = shadowenable;
light->corona = corona;
- if (!cubemapname)
- cubemapname = "";
strlcpy(light->cubemapname, cubemapname, sizeof(light->cubemapname));
light->coronasizescale = coronasizescale;
light->ambientscale = ambientscale;
light->diffusescale = diffusescale;
light->specularscale = specularscale;
light->flags = flags;
- Matrix4x4_CreateFromQuakeEntity(&light->matrix, light->origin[0], light->origin[1], light->origin[2], light->angles[0], light->angles[1], light->angles[2], 1);
- R_RTLight_UpdateFromDLight(&light->rtlight, light, true);
+ // update renderable light data
+ Matrix4x4_CreateFromQuakeEntity(&matrix, light->origin[0], light->origin[1], light->origin[2], light->angles[0], light->angles[1], light->angles[2], light->radius);
+ R_RTLight_Update(&light->rtlight, true, &matrix, light->color, light->style, light->cubemapname[0] ? light->cubemapname : NULL, light->shadow, light->corona, light->coronasizescale, light->ambientscale, light->diffusescale, light->specularscale, light->flags);
}
void R_Shadow_FreeWorldLight(dlight_t *light)
R_RTLight_Uncompile(&light->rtlight);
for (lightpointer = &r_shadow_worldlightchain;*lightpointer && *lightpointer != light;lightpointer = &(*lightpointer)->next);
if (*lightpointer != light)
- Sys_Error("R_Shadow_FreeWorldLight: light not linked into chain\n");
+ Sys_Error("R_Shadow_FreeWorldLight: light not linked into chain");
*lightpointer = light->next;
Mem_Free(light);
}
r_shadow_selectedlight->selected = true;
}
-void R_Shadow_DrawCursorCallback(const void *calldata1, int calldata2)
+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)
float scale = r_editlights_cursorgrid.value * 0.5f;
- R_DrawSprite(GL_SRC_ALPHA, GL_ONE, lighttextures[0], false, r_editlights_cursorlocation, r_viewright, r_viewup, scale, -scale, -scale, scale, 1, 1, 1, 0.5f);
+ R_DrawSprite(GL_SRC_ALPHA, GL_ONE, r_crosshairs[1]->tex, NULL, false, r_editlights_cursorlocation, r_view.right, r_view.up, scale, -scale, -scale, scale, 1, 1, 1, 0.5f);
}
-void R_Shadow_DrawLightSpriteCallback(const void *calldata1, int calldata2)
+void R_Shadow_DrawLightSprite_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
{
+ // this is never batched (due to the ent parameter changing every time)
+ // so numsurfaces == 1 and surfacelist[0] == lightnumber
float intensity;
- const dlight_t *light;
- light = calldata1;
+ const dlight_t *light = (dlight_t *)ent;
intensity = 0.5;
if (light->selected)
intensity = 0.75 + 0.25 * sin(realtime * M_PI * 4.0);
if (!light->shadow)
intensity *= 0.5f;
- R_DrawSprite(GL_SRC_ALPHA, GL_ONE, lighttextures[calldata2], false, light->origin, r_viewright, r_viewup, 8, -8, -8, 8, intensity, intensity, intensity, 0.5);
+ R_DrawSprite(GL_SRC_ALPHA, GL_ONE, r_crosshairs[surfacelist[0]]->tex, NULL, false, light->origin, r_view.right, r_view.up, 8, -8, -8, 8, intensity, intensity, intensity, 0.5);
}
void R_Shadow_DrawLightSprites(void)
{
int i;
- cachepic_t *pic;
dlight_t *light;
- for (i = 0;i < 5;i++)
- {
- lighttextures[i] = NULL;
- if ((pic = Draw_CachePic(va("gfx/crosshair%i.tga", i + 1), true)))
- lighttextures[i] = pic->tex;
- }
-
for (i = 0, light = r_shadow_worldlightchain;light;i++, light = light->next)
- R_MeshQueue_AddTransparent(light->origin, R_Shadow_DrawLightSpriteCallback, light, i % 5);
- R_MeshQueue_AddTransparent(r_editlights_cursorlocation, R_Shadow_DrawCursorCallback, NULL, 0);
+ R_MeshQueue_AddTransparent(light->origin, R_Shadow_DrawLightSprite_TransparentCallback, (entity_render_t *)light, 1+(i % 5), &light->rtlight);
+ R_MeshQueue_AddTransparent(r_editlights_cursorlocation, R_Shadow_DrawCursor_TransparentCallback, NULL, 0, NULL);
}
void R_Shadow_SelectLightInView(void)
bestrating = 0;
for (light = r_shadow_worldlightchain;light;light = light->next)
{
- VectorSubtract(light->origin, r_vieworigin, temp);
- rating = (DotProduct(temp, r_viewforward) / sqrt(DotProduct(temp, temp)));
+ VectorSubtract(light->origin, r_view.origin, temp);
+ rating = (DotProduct(temp, r_view.forward) / sqrt(DotProduct(temp, temp)));
if (rating >= 0.95)
{
rating /= (1 + 0.0625f * sqrt(DotProduct(temp, temp)));
- if (bestrating < rating && CL_TraceBox(light->origin, vec3_origin, vec3_origin, r_vieworigin, true, NULL, SUPERCONTENTS_SOLID, false).fraction == 1.0f)
+ if (bestrating < rating && CL_Move(light->origin, vec3_origin, vec3_origin, r_view.origin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1.0f)
{
bestrating = rating;
best = light;
}
FS_StripExtension (r_refdef.worldmodel->name, name, sizeof (name));
strlcat (name, ".rtlights", sizeof (name));
- lightsstring = (char *)FS_LoadFile(name, tempmempool, false);
+ lightsstring = (char *)FS_LoadFile(name, tempmempool, false, NULL);
if (lightsstring)
{
s = lightsstring;
// remove quotes on cubemapname
if (cubemapname[0] == '"' && cubemapname[strlen(cubemapname) - 1] == '"')
{
- cubemapname[strlen(cubemapname)-1] = 0;
- strcpy(cubemapname, cubemapname + 1);
+ size_t namelen;
+ namelen = strlen(cubemapname) - 2;
+ memmove(cubemapname, cubemapname + 1, namelen);
+ cubemapname[namelen] = '\0';
}
if (a < 8)
{
size_t bufchars, bufmaxchars;
char *buf, *oldbuf;
char name[MAX_QPATH];
- char line[1024];
+ char line[MAX_INPUTLINE];
if (!r_shadow_worldlightchain)
return;
if (r_refdef.worldmodel == NULL)
{
bufmaxchars = bufchars + strlen(line) + 2048;
oldbuf = buf;
- buf = Mem_Alloc(tempmempool, bufmaxchars);
+ buf = (char *)Mem_Alloc(tempmempool, bufmaxchars);
if (oldbuf)
{
if (bufchars)
}
FS_StripExtension (r_refdef.worldmodel->name, name, sizeof (name));
strlcat (name, ".lights", sizeof (name));
- lightsstring = (char *)FS_LoadFile(name, tempmempool, false);
+ lightsstring = (char *)FS_LoadFile(name, tempmempool, false, NULL);
if (lightsstring)
{
s = lightsstring;
char *entfiledata;
const char *data;
float origin[3], angles[3], radius, color[3], light[4], fadescale, lightscale, originhack[3], overridecolor[3], vec[4];
- char key[256], value[1024];
+ char key[256], value[MAX_INPUTLINE];
if (r_refdef.worldmodel == NULL)
{
// try to load a .ent file first
FS_StripExtension (r_refdef.worldmodel->name, key, sizeof (key));
strlcat (key, ".ent", sizeof (key));
- data = entfiledata = (char *)FS_LoadFile(key, tempmempool, true);
+ data = entfiledata = (char *)FS_LoadFile(key, tempmempool, true, NULL);
// and if that is not found, fall back to the bsp file entity string
if (!data)
data = r_refdef.worldmodel->brush.entities;
if (!data)
return;
- for (entnum = 0;COM_ParseToken(&data, false) && com_token[0] == '{';entnum++)
+ for (entnum = 0;COM_ParseTokenConsole(&data) && com_token[0] == '{';entnum++)
{
type = LIGHTTYPE_MINUSX;
origin[0] = origin[1] = origin[2] = 0;
islight = false;
while (1)
{
- if (!COM_ParseToken(&data, false))
+ if (!COM_ParseTokenConsole(&data))
break; // error
if (com_token[0] == '}')
break; // end of entity
if (com_token[0] == '_')
- strcpy(key, com_token + 1);
+ strlcpy(key, com_token + 1, sizeof(key));
else
- strcpy(key, com_token);
+ strlcpy(key, com_token, sizeof(key));
while (key[strlen(key)-1] == ' ') // remove trailing spaces
key[strlen(key)-1] = 0;
- if (!COM_ParseToken(&data, false))
+ if (!COM_ParseTokenConsole(&data))
break; // error
- strcpy(value, com_token);
+ strlcpy(value, com_token, sizeof(value));
// now that we have the key pair worked out...
if (!strcmp("light", key))
{
originhack[0] = 0;
originhack[1] = 0;
- originhack[2] = 48;
+ originhack[2] = 0;
overridecolor[0] = 1;
overridecolor[1] = 0.5;
overridecolor[2] = 0.1;
{
originhack[0] = 0;
originhack[1] = 0;
- originhack[2] = 40;
+ originhack[2] = 0;
overridecolor[0] = 1;
overridecolor[1] = 0.5;
overridecolor[2] = 0.1;
{
originhack[0] = 0;
originhack[1] = 0;
- originhack[2] = 40;
+ originhack[2] = 0;
overridecolor[0] = 1;
overridecolor[1] = 0.5;
overridecolor[2] = 0.1;
{
originhack[0] = 0;
originhack[1] = 0;
- originhack[2] = 40;
+ originhack[2] = 0;
overridecolor[0] = 1;
overridecolor[1] = 0.5;
overridecolor[2] = 0.1;
}
else if (!strcmp("style", key))
style = atoi(value);
+ else if (!strcmp("skin", key))
+ skin = (int)atof(value);
+ else if (!strcmp("pflags", key))
+ pflags = (int)atof(value);
+ else if (!strcmp("effects", key))
+ effects = (int)atof(value);
else if (r_refdef.worldmodel->type == mod_brushq3)
{
if (!strcmp("scale", key))
if (!strcmp("fade", key))
fadescale = atof(value);
}
- else if (!strcmp("skin", key))
- skin = (int)atof(value);
- else if (!strcmp("pflags", key))
- pflags = (int)atof(value);
- else if (!strcmp("effects", key))
- effects = (int)atof(value);
}
if (!islight)
continue;
vec_t dist, push;
vec3_t dest, endpos;
trace_t trace;
- VectorMA(r_vieworigin, r_editlights_cursordistance.value, r_viewforward, dest);
- trace = CL_TraceBox(r_vieworigin, vec3_origin, vec3_origin, dest, true, NULL, SUPERCONTENTS_SOLID, false);
+ VectorMA(r_view.origin, r_editlights_cursordistance.value, r_view.forward, dest);
+ trace = CL_Move(r_view.origin, vec3_origin, vec3_origin, dest, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false);
if (trace.fraction < 1)
{
dist = trace.fraction * r_editlights_cursordistance.value;
if (push > dist)
push = dist;
push = -push;
- VectorMA(trace.endpos, push, r_viewforward, endpos);
+ VectorMA(trace.endpos, push, r_view.forward, endpos);
VectorMA(endpos, r_editlights_cursorpushoff.value, trace.plane.normal, endpos);
}
+ else
+ {
+ VectorClear( endpos );
+ }
r_editlights_cursorlocation[0] = floor(endpos[0] / r_editlights_cursorgrid.value + 0.5f) * r_editlights_cursorgrid.value;
r_editlights_cursorlocation[1] = floor(endpos[1] / r_editlights_cursorgrid.value + 0.5f) * r_editlights_cursorgrid.value;
r_editlights_cursorlocation[2] = floor(endpos[2] / r_editlights_cursorgrid.value + 0.5f) * r_editlights_cursorgrid.value;
vec3_t origin, angles, color;
vec_t radius, corona, coronasizescale, ambientscale, diffusescale, specularscale;
int style, shadows, flags, normalmode, realtimemode;
- char cubemapname[1024];
+ char cubemapname[MAX_INPUTLINE];
if (!r_editlights.integer)
{
Con_Print("Cannot spawn light when not in editing mode. Set r_editlights to 1.\n");
radius = r_shadow_selectedlight->radius;
style = r_shadow_selectedlight->style;
if (r_shadow_selectedlight->cubemapname)
- strcpy(cubemapname, r_shadow_selectedlight->cubemapname);
+ strlcpy(cubemapname, r_shadow_selectedlight->cubemapname, sizeof(cubemapname));
else
cubemapname[0] = 0;
shadows = r_shadow_selectedlight->shadow;
return;
}
if (Cmd_Argc() == 3)
- strcpy(cubemapname, Cmd_Argv(2));
+ strlcpy(cubemapname, Cmd_Argv(2), sizeof(cubemapname));
else
cubemapname[0] = 0;
}
r_shadow_bufferlight.radius = r_shadow_selectedlight->radius;
r_shadow_bufferlight.style = r_shadow_selectedlight->style;
if (r_shadow_selectedlight->cubemapname)
- strcpy(r_shadow_bufferlight.cubemapname, r_shadow_selectedlight->cubemapname);
+ strlcpy(r_shadow_bufferlight.cubemapname, r_shadow_selectedlight->cubemapname, sizeof(r_shadow_bufferlight.cubemapname));
else
r_shadow_bufferlight.cubemapname[0] = 0;
r_shadow_bufferlight.shadow = r_shadow_selectedlight->shadow;
Cvar_RegisterVariable(&r_editlights_cursorpushoff);
Cvar_RegisterVariable(&r_editlights_cursorgrid);
Cvar_RegisterVariable(&r_editlights_quakelightsizescale);
- Cmd_AddCommand("r_editlights_help", R_Shadow_EditLights_Help_f);
- Cmd_AddCommand("r_editlights_clear", R_Shadow_EditLights_Clear_f);
- Cmd_AddCommand("r_editlights_reload", R_Shadow_EditLights_Reload_f);
- Cmd_AddCommand("r_editlights_save", R_Shadow_EditLights_Save_f);
- Cmd_AddCommand("r_editlights_spawn", R_Shadow_EditLights_Spawn_f);
- Cmd_AddCommand("r_editlights_edit", R_Shadow_EditLights_Edit_f);
- Cmd_AddCommand("r_editlights_editall", R_Shadow_EditLights_EditAll_f);
- Cmd_AddCommand("r_editlights_remove", R_Shadow_EditLights_Remove_f);
- Cmd_AddCommand("r_editlights_toggleshadow", R_Shadow_EditLights_ToggleShadow_f);
- Cmd_AddCommand("r_editlights_togglecorona", R_Shadow_EditLights_ToggleCorona_f);
- Cmd_AddCommand("r_editlights_importlightentitiesfrommap", R_Shadow_EditLights_ImportLightEntitiesFromMap_f);
- Cmd_AddCommand("r_editlights_importlightsfile", R_Shadow_EditLights_ImportLightsFile_f);
- Cmd_AddCommand("r_editlights_copyinfo", R_Shadow_EditLights_CopyInfo_f);
- Cmd_AddCommand("r_editlights_pasteinfo", R_Shadow_EditLights_PasteInfo_f);
+ Cmd_AddCommand("r_editlights_help", R_Shadow_EditLights_Help_f, "prints documentation on console commands and variables in rtlight editing system");
+ Cmd_AddCommand("r_editlights_clear", R_Shadow_EditLights_Clear_f, "removes all world lights (let there be darkness!)");
+ Cmd_AddCommand("r_editlights_reload", R_Shadow_EditLights_Reload_f, "reloads rtlights file (or imports from .lights file or .ent file or the map itself)");
+ Cmd_AddCommand("r_editlights_save", R_Shadow_EditLights_Save_f, "save .rtlights file for current level");
+ Cmd_AddCommand("r_editlights_spawn", R_Shadow_EditLights_Spawn_f, "creates a light with default properties (let there be light!)");
+ Cmd_AddCommand("r_editlights_edit", R_Shadow_EditLights_Edit_f, "changes a property on the selected light");
+ Cmd_AddCommand("r_editlights_editall", R_Shadow_EditLights_EditAll_f, "changes a property on ALL lights at once (tip: use radiusscale and colorscale to alter these properties)");
+ Cmd_AddCommand("r_editlights_remove", R_Shadow_EditLights_Remove_f, "remove selected light");
+ Cmd_AddCommand("r_editlights_toggleshadow", R_Shadow_EditLights_ToggleShadow_f, "toggle on/off the shadow option on the selected light");
+ Cmd_AddCommand("r_editlights_togglecorona", R_Shadow_EditLights_ToggleCorona_f, "toggle on/off the corona option on the selected light");
+ Cmd_AddCommand("r_editlights_importlightentitiesfrommap", R_Shadow_EditLights_ImportLightEntitiesFromMap_f, "load lights from .ent file or map entities (ignoring .rtlights or .lights file)");
+ Cmd_AddCommand("r_editlights_importlightsfile", R_Shadow_EditLights_ImportLightsFile_f, "load lights from .lights file (ignoring .rtlights or .ent files and map entities)");
+ Cmd_AddCommand("r_editlights_copyinfo", R_Shadow_EditLights_CopyInfo_f, "store a copy of all properties (except origin) of the selected light");
+ Cmd_AddCommand("r_editlights_pasteinfo", R_Shadow_EditLights_PasteInfo_f, "apply the stored properties onto the selected light (making it exactly identical except for origin)");
}