X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=render.h;h=9fc52ba1ed17986e1bcd92660337329469870167;hb=97c801886c678d9442a1e02dead8f977de974551;hp=9d1fb636a633c389f516da7895399f607596c9da;hpb=685e171914f1c0709b04ca02c97505a4055001f0;p=xonotic%2Fdarkplaces.git diff --git a/render.h b/render.h index 9d1fb636..9fc52ba1 100644 --- a/render.h +++ b/render.h @@ -18,15 +18,40 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -// refresh.h -- public interface to refresh functions +#ifndef RENDER_H +#define RENDER_H + +// flag arrays used for visibility checking on world model +// (all other entities have no per-surface/per-leaf visibility checks) +// TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters +extern unsigned char r_pvsbits[(32768+7)>>3]; +// TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs +extern unsigned char r_worldleafvisible[32768]; +// TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces +extern unsigned char r_worldsurfacevisible[262144]; +// if true, the view is currently in a leaf without pvs data +extern qboolean r_worldnovis; + +// 1.0f / N table +extern float ixtable[4096]; // far clip distance for scene -extern cvar_t r_farclip; +extern float r_farclip; // fog stuff extern void FOG_clear(void); extern float fog_density, fog_red, fog_green, fog_blue; +// sky stuff +extern cvar_t r_sky; +extern cvar_t r_skyscroll1; +extern cvar_t r_skyscroll2; +extern int skyrendernow, skyrendermasked; +extern int R_SetSkyBox(const char *sky); +extern void R_SkyStartFrame(void); +extern void R_Sky(void); +extern void R_ResetSkyBox(void); + // SHOWLMP stuff (Nehahra) extern void SHOWLMP_decodehide(void); extern void SHOWLMP_decodeshow(void); @@ -34,174 +59,301 @@ extern void SHOWLMP_drawall(void); extern void SHOWLMP_clear(void); // render profiling stuff -extern qboolean intimerefresh; -extern cvar_t r_speeds2; -extern char r_speeds2_string[1024]; +extern char r_speeds_string[1024]; +extern int r_timereport_active; // lighting stuff -extern vec3_t lightspot; extern cvar_t r_ambient; -extern int lightscalebit; -extern float lightscale; - -// model rendering stuff -extern float *aliasvert; -extern float *aliasvertnorm; -extern byte *aliasvertcolor; -extern float modelalpha; +extern cvar_t gl_flashblend; // vis stuff extern cvar_t r_novis; -// model transform stuff -extern cvar_t gl_transform; - -// LordHavoc: 1.0f / N table -extern float ixtable[4096]; - -#define TOP_RANGE 16 // soldier uniform colors -#define BOTTOM_RANGE 96 +extern cvar_t r_lerpsprites; +extern cvar_t r_lerpmodels; +extern cvar_t r_waterscroll; -//============================================================================= +extern cvar_t developer_texturelogging; -typedef struct entity_render_s +typedef struct rmesh_s { - vec3_t origin; - vec3_t angles; - - int visframe; // last frame this entity was found in an active leaf - - model_t *model; // NULL = no model - int frame; // current desired frame (usually identical to frame2, but frame2 is not always used) - int colormap; // entity shirt and pants colors - int effects; // light, particles, etc - int skinnum; // for Alias models - int flags; // render flags - - float alpha; // opacity (alpha) of the model - float scale; // size the model is shown - float trail_time; // last time for trail rendering - float colormod[3]; // color tint for model - - model_t *lerp_model; // lerp resets when model changes - int frame1; // frame that the model is interpolating from - int frame2; // frame that the model is interpolating to - double lerp_starttime; // start of this transition - double framelerp; // interpolation factor, usually computed from lerp_starttime - double frame1start; // time frame1 began playing (for framegroup animations) - double frame2start; // time frame2 began playing (for framegroup animations) + // vertices of this mesh + int maxvertices; + int numvertices; + float *vertex3f; + float *svector3f; + float *tvector3f; + float *normal3f; + float *texcoord2f; + float *texcoordlightmap2f; + float *color4f; + // triangles of this mesh + int maxtriangles; + int numtriangles; + int *element3i; + int *neighbor3i; + // snapping epsilon + float epsilon2; } -entity_render_t; - -typedef struct entity_s -{ - entity_state_t state_baseline; // baseline for entity - entity_state_t state_previous; // previous state (interpolating from this) - entity_state_t state_current; // current state (interpolating to this) +rmesh_t; - entity_render_t render; -} entity_t; +// useful functions for rendering +void R_ModulateColors(float *in, float *out, int verts, float r, float g, float b); +void R_FillColors(float *out, int verts, float r, float g, float b, float a); +int R_Mesh_AddVertex3f(rmesh_t *mesh, const float *v); +void R_Mesh_AddPolygon3f(rmesh_t *mesh, int numvertices, float *vertex3f); +void R_Mesh_AddBrushMeshFromPlanes(rmesh_t *mesh, int numplanes, mplane_t *planes); -typedef struct -{ - vrect_t vrect; // subwindow in video for refresh +#define TOP_RANGE 16 // soldier uniform colors +#define BOTTOM_RANGE 96 - vec3_t vieworg; - vec3_t viewangles; +//============================================================================= - float fov_x, fov_y; -} refdef_t; +extern int r_framecount; +extern mplane_t frustum[5]; +typedef struct renderstats_s +{ + int entities; + int entities_surfaces; + int entities_triangles; + int world_leafs; + int world_portals; + int particles; + int meshes; + int meshes_elements; + int lights; + int lights_clears; + int lights_scissored; + int lights_lighttriangles; + int lights_shadowtriangles; + int lights_dynamicshadowtriangles; + int bloom; + int bloom_copypixels; + int bloom_drawpixels; +} +renderstats_t; + +extern renderstats_t renderstats; + +// brightness of world lightmaps and related lighting +// (often reduced when world rtlights are enabled) +extern float r_lightmapintensity; +// whether to draw world lights realtime, dlights realtime, and their shadows +extern qboolean r_rtworld; +extern qboolean r_rtworldshadows; +extern qboolean r_rtdlight; +extern qboolean r_rtdlightshadows; + +extern cvar_t r_nearclip; + +// forces all rendering to draw triangle outlines +extern cvar_t r_showtris; +extern cvar_t r_shownormals; +extern cvar_t r_showlighting; +extern cvar_t r_showshadowvolumes; +extern cvar_t r_showcollisionbrushes; +extern cvar_t r_showcollisionbrushes_polygonfactor; +extern cvar_t r_showcollisionbrushes_polygonoffset; +extern cvar_t r_showdisabledepthtest; // -// refresh +// view origin // - - -extern refdef_t r_refdef; -extern vec3_t r_origin, vpn, vright, vup; -extern qboolean hlbsp; - -void R_Init (void); -void R_RenderView (void); // must set r_refdef first -void R_ViewChanged (vrect_t *pvrect, int lineadj, float aspect); // called whenever r_refdef or vid change - -// LordHavoc: changed this for sake of GLQuake -void R_InitSky (byte *src, int bytesperpixel); // called at level load - -//int R_VisibleCullBox (vec3_t mins, vec3_t maxs); - -void R_NewMap (void); - -#include "r_decals.h" - -void R_ParseParticleEffect (void); -void R_RunParticleEffect (vec3_t org, vec3_t dir, int color, int count); -void R_RocketTrail (vec3_t start, vec3_t end, int type, entity_t *ent); -void R_RocketTrail2 (vec3_t start, vec3_t end, int type, entity_t *ent); -void R_SparkShower (vec3_t org, vec3_t dir, int count); -void R_BloodPuff (vec3_t org, vec3_t vel, int count); -void R_FlameCube (vec3_t mins, vec3_t maxs, int count); -void R_Flames (vec3_t org, vec3_t vel, int count); - -void R_EntityParticles (entity_t *ent); -void R_BlobExplosion (vec3_t org); -void R_ParticleExplosion (vec3_t org, int smoke); -void R_ParticleExplosion2 (vec3_t org, int colorStart, int colorLength); -void R_LavaSplash (vec3_t org); -void R_TeleportSplash (vec3_t org); - -void R_NewExplosion(vec3_t org); - -void R_PushDlights (void); -void R_DrawWorld (void); -//void R_RenderDlights (void); -void R_DrawParticles (void); -void R_MoveParticles (void); -void R_DrawExplosions (void); -void R_MoveExplosions (void); - -#include "r_clip.h" - -// LordHavoc: vertex transform -#include "transform.h" - -// LordHavoc: transparent polygon system -#include "gl_poly.h" +extern vec3_t r_vieworigin; +extern vec3_t r_viewforward; +extern vec3_t r_viewleft; +extern vec3_t r_viewright; +extern vec3_t r_viewup; +extern int r_view_x; +extern int r_view_y; +extern int r_view_z; +extern int r_view_width; +extern int r_view_height; +extern int r_view_depth; +extern matrix4x4_t r_view_matrix; +extern float r_polygonfactor; +extern float r_polygonoffset; +extern float r_shadowpolygonfactor; +extern float r_shadowpolygonoffset; + +extern mleaf_t *r_viewleaf, *r_oldviewleaf; + +extern qboolean envmap; + +extern cvar_t r_drawentities; +extern cvar_t r_drawviewmodel; +extern cvar_t r_speeds; +extern cvar_t r_fullbright; +extern cvar_t r_wateralpha; +extern cvar_t r_dynamic; + +void R_Init(void); +void R_UpdateWorld(void); // needs no r_refdef +void R_RenderView(void); // must call R_UpdateWorld and set r_refdef first + + +void R_InitSky (unsigned char *src, int bytesperpixel); // called at level load + +void R_WorldVisibility(); +void R_DrawParticles(void); +void R_DrawExplosions(void); #define gl_solid_format 3 #define gl_alpha_format 4 -//#define PARANOID - -// LordHavoc: was a major time waster -#define R_CullBox(mins,maxs) (frustum[0].BoxOnPlaneSideFunc(mins, maxs, &frustum[0]) == 2 || frustum[1].BoxOnPlaneSideFunc(mins, maxs, &frustum[1]) == 2 || frustum[2].BoxOnPlaneSideFunc(mins, maxs, &frustum[2]) == 2 || frustum[3].BoxOnPlaneSideFunc(mins, maxs, &frustum[3]) == 2) -#define R_NotCulledBox(mins,maxs) (frustum[0].BoxOnPlaneSideFunc(mins, maxs, &frustum[0]) != 2 && frustum[1].BoxOnPlaneSideFunc(mins, maxs, &frustum[1]) != 2 && frustum[2].BoxOnPlaneSideFunc(mins, maxs, &frustum[2]) != 2 && frustum[3].BoxOnPlaneSideFunc(mins, maxs, &frustum[3]) != 2) +int R_CullBox(const vec3_t mins, const vec3_t maxs); -extern qboolean fogenabled; +#define FOGTABLEWIDTH 1024 extern vec3_t fogcolor; extern vec_t fogdensity; -//#define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_origin[0]) * vpn[0] + ((v)[1] - r_origin[1]) * vpn[1] + ((v)[2] - r_origin[2]) * vpn[2])*(((v)[0] - r_origin[0]) * vpn[0] + ((v)[1] - r_origin[1]) * vpn[1] + ((v)[2] - r_origin[2]) * vpn[2])))) -#define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_origin[0])*((v)[0] - r_origin[0])+((v)[1] - r_origin[1])*((v)[1] - r_origin[1])+((v)[2] - r_origin[2])*((v)[2] - r_origin[2]))))) -#define calcfogbyte(v) ((byte) (bound(0, ((int) ((float) (calcfog((v)) * 255.0f))), 255))) +extern vec_t fogrange; +extern vec_t fograngerecip; +extern int fogtableindex; +extern vec_t fogtabledistmultiplier; +extern float fogtable[FOGTABLEWIDTH]; +extern qboolean fogenabled; +#define VERTEXFOGTABLE(dist) (fogtableindex = (int)((dist) * fogtabledistmultiplier), fogtable[bound(0, fogtableindex, FOGTABLEWIDTH - 1)]) #include "r_modules.h" -extern qboolean lighthalf; +#include "meshqueue.h" #include "r_lerpanim.h" -void GL_LockArray(int first, int count); -void GL_UnlockArray(void); +extern cvar_t r_render; +extern cvar_t r_waterwarp; + +extern cvar_t r_textureunits; +extern cvar_t r_glsl; +extern cvar_t r_glsl_offsetmapping; +extern cvar_t r_glsl_offsetmapping_reliefmapping; +extern cvar_t r_glsl_offsetmapping_scale; +extern cvar_t r_glsl_deluxemapping; + +extern cvar_t gl_polyblend; +extern cvar_t gl_dither; + +extern cvar_t r_smoothnormals_areaweighting; + +#include "gl_backend.h" + +#include "r_light.h" + +extern rtexture_t *r_texture_blanknormalmap; +extern rtexture_t *r_texture_white; +extern rtexture_t *r_texture_black; +extern rtexture_t *r_texture_notexture; +extern rtexture_t *r_texture_whitecube; +extern rtexture_t *r_texture_normalizationcube; +extern rtexture_t *r_texture_fogattenuation; +extern rtexture_t *r_texture_fogintensity; + +void R_TimeReport(char *name); + +// r_stain +void R_Stain(const vec3_t origin, float radius, int cr1, int cg1, int cb1, int ca1, int cr2, int cg2, int cb2, int ca2); + +void R_DrawWorldCrosshair(void); +void R_Draw2DCrosshair(void); + +void R_CalcBeam_Vertex3f(float *vert, const vec3_t org1, const vec3_t org2, float width); +void R_DrawSprite(int blendfunc1, int blendfunc2, rtexture_t *texture, rtexture_t *fogtexture, int depthdisable, const vec3_t origin, const vec3_t left, const vec3_t up, float scalex1, float scalex2, float scaley1, float scaley2, float cr, float cg, float cb, float ca); + +extern mempool_t *r_main_mempool; + +extern int rsurface_array_size; +extern float *rsurface_array_vertex3f; +extern float *rsurface_array_svector3f; +extern float *rsurface_array_tvector3f; +extern float *rsurface_array_normal3f; +extern float *rsurface_array_color4f; +extern float *rsurface_array_texcoord3f; + +extern float *rsurface_vertex3f; +extern float *rsurface_svector3f; +extern float *rsurface_tvector3f; +extern float *rsurface_normal3f; +extern float *rsurface_lightmapcolor4f; +extern qboolean rsurface_generatevertex; +extern qboolean rsurface_generatetangents; +extern qboolean rsurface_generatenormals; +extern qboolean rsurface_deformvertex; +extern qboolean rsurface_dynamicvertex; +extern vec3_t rsurface_modelorg; +extern const entity_render_t *rsurface_entity; +extern const model_t *rsurface_model; +extern const texture_t *rsurface_texture; + +void R_Mesh_ResizeArrays(int newvertices); + +struct entity_render_s; +struct texture_s; +struct msurface_s; +void R_UpdateTextureInfo(const entity_render_t *ent, texture_t *t); +void R_UpdateAllTextureInfo(entity_render_t *ent); +void R_QueueTextureSurfaceList(entity_render_t *ent, struct texture_s *texture, int texturenumsurfaces, const struct msurface_s **texturesurfacelist, const vec3_t modelorg); +void R_DrawSurfaces(entity_render_t *ent, qboolean skysurfaces); + +void RSurf_PrepareForBatch(const entity_render_t *ent, const texture_t *texture, const vec3_t modelorg); +void RSurf_SetPointersForPass(qboolean generatenormals, qboolean generatetangents); +void RSurf_PrepareDynamicSurfaceVertices(const msurface_t *surface); + +#define SHADERPERMUTATION_MODE_LIGHTSOURCE (1<<0) // (lightsource) use directional pixel shading from light source (rtlight) +#define SHADERPERMUTATION_MODE_LIGHTDIRECTIONMAP_MODELSPACE (1<<1) // (lightmap) use directional pixel shading from texture containing modelspace light directions (deluxemap) +#define SHADERPERMUTATION_MODE_LIGHTDIRECTIONMAP_TANGENTSPACE (1<<2) // (lightmap) use directional pixel shading from texture containing tangentspace light directions (deluxemap) +#define SHADERPERMUTATION_MODE_LIGHTDIRECTION (1<<3) // (lightmap) use directional pixel shading from fixed light direction (q3bsp) +#define SHADERPERMUTATION_GLOW (1<<4) // (lightmap) blend in an additive glow texture +#define SHADERPERMUTATION_FOG (1<<5) // tint the color by fog color or black if using additive blend mode +#define SHADERPERMUTATION_COLORMAPPING (1<<6) // indicates this is a colormapped skin +#define SHADERPERMUTATION_SPECULAR (1<<7) // (lightsource or deluxemapping) render specular effects +#define SHADERPERMUTATION_CUBEFILTER (1<<8) // (lightsource) use cubemap light filter +#define SHADERPERMUTATION_OFFSETMAPPING (1<<9) // adjust texcoords to roughly simulate a displacement mapped surface +#define SHADERPERMUTATION_OFFSETMAPPING_RELIEFMAPPING (1<<10) // adjust texcoords to accurately simulate a displacement mapped surface (requires OFFSETMAPPING to also be set!) +#define SHADERPERMUTATION_COUNT (1<<11) // how many permutations are possible + +typedef struct r_glsl_permutation_s +{ + // indicates if we have tried compiling this permutation already + qboolean compiled; + // 0 if compilation failed + int program; + int loc_Texture_Normal; + int loc_Texture_Color; + int loc_Texture_Gloss; + int loc_Texture_Cube; + int loc_Texture_FogMask; + int loc_Texture_Pants; + int loc_Texture_Shirt; + int loc_Texture_Lightmap; + int loc_Texture_Deluxemap; + int loc_Texture_Glow; + int loc_FogColor; + int loc_LightPosition; + int loc_EyePosition; + int loc_LightColor; + int loc_Color_Pants; + int loc_Color_Shirt; + int loc_FogRangeRecip; + int loc_AmbientScale; + int loc_DiffuseScale; + int loc_SpecularScale; + int loc_SpecularPower; + int loc_OffsetMapping_Scale; + int loc_AmbientColor; + int loc_DiffuseColor; + int loc_SpecularColor; + int loc_LightDir; +} +r_glsl_permutation_t; -void R_DrawBrushModel (entity_t *e); -void R_DrawAliasModel (entity_t *ent, int cull, float alpha, model_t *clmodel, frameblend_t *blend, int skin, vec3_t org, vec3_t angles, vec_t scale, int effects, int flags, int colormap); -void R_DrawSpriteModel (entity_t *e, frameblend_t *blend); +// information about each possible shader permutation +extern r_glsl_permutation_t r_glsl_permutations[SHADERPERMUTATION_COUNT]; +// currently selected permutation +r_glsl_permutation_t *r_glsl_permutation; -void R_ClipSprite (entity_t *e, frameblend_t *blend); -void R_Entity_Callback(void *data, void *junk); +void R_GLSL_CompilePermutation(int permutation); +void R_SetupSurfaceShader(const entity_render_t *ent, const texture_t *texture, const vec3_t modelorg, const vec3_t lightcolorbase, qboolean modellighting); + +#endif -extern cvar_t r_render; -extern cvar_t r_upload; -extern cvar_t r_ser; -#include "image.h"