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Diffstat (limited to 'src/rend2/tr_local.h')
| -rw-r--r-- | src/rend2/tr_local.h | 2856 |
1 files changed, 0 insertions, 2856 deletions
diff --git a/src/rend2/tr_local.h b/src/rend2/tr_local.h deleted file mode 100644 index a5d57d35..00000000 --- a/src/rend2/tr_local.h +++ /dev/null @@ -1,2856 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - -This file is part of Quake III Arena source code. - -Quake III Arena source code is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Quake III Arena source code is distributed in the hope that it will be -useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ - - -#ifndef TR_LOCAL_H -#define TR_LOCAL_H - -#include "../qcommon/q_shared.h" -#include "../qcommon/qfiles.h" -#include "../qcommon/qcommon.h" -#include "../renderer/tr_public.h" -#include "tr_extratypes.h" -#include "tr_extramath.h" -#include "tr_fbo.h" -#include "tr_postprocess.h" -#include "qgl.h" -#include "../renderer/iqm.h" - -#define GL_INDEX_TYPE GL_UNSIGNED_INT -typedef unsigned int glIndex_t; - -#define BUFFER_OFFSET(i) ((char *)NULL + (i)) - -// 14 bits -// can't be increased without changing bit packing for drawsurfs -// see QSORT_SHADERNUM_SHIFT -#define SHADERNUM_BITS 14 -#define MAX_SHADERS (1<<SHADERNUM_BITS) - -//#define MAX_SHADER_STATES 2048 -#define MAX_STATES_PER_SHADER 32 -#define MAX_STATE_NAME 32 - -#define MAX_FBOS 64 -#define MAX_VISCOUNTS 5 -#define MAX_VBOS 4096 -#define MAX_IBOS 4096 - -#define MAX_CALC_PSHADOWS 64 -#define MAX_DRAWN_PSHADOWS 16 // do not increase past 32, because bit flags are used on surfaces -#define PSHADOW_MAP_SIZE 512 - -#define USE_VERT_TANGENT_SPACE - -typedef struct dlight_s { - vec3_t origin; - vec3_t color; // range from 0.0 to 1.0, should be color normalized - float radius; - - vec3_t transformed; // origin in local coordinate system - int additive; // texture detail is lost tho when the lightmap is dark -} dlight_t; - - -// a trRefEntity_t has all the information passed in by -// the client game, as well as some locally derived info -typedef struct { - refEntity_t e; - - float axisLength; // compensate for non-normalized axis - - qboolean needDlights; // true for bmodels that touch a dlight - qboolean lightingCalculated; - // JBravo: Mirrored models - qboolean mirrored; // mirrored matrix, needs reversed culling - vec3_t lightDir; // normalized direction towards light - vec3_t ambientLight; // color normalized to 0-255 - int ambientLightInt; // 32 bit rgba packed - vec3_t directedLight; -} trRefEntity_t; - - -typedef struct { - vec3_t origin; // in world coordinates - vec3_t axis[3]; // orientation in world - vec3_t viewOrigin; // viewParms->or.origin in local coordinates - float modelMatrix[16]; - float transformMatrix[16]; -} orientationr_t; - -typedef enum -{ - IMGTYPE_COLORALPHA, // for color, lightmap, diffuse, and specular - IMGTYPE_NORMAL, - IMGTYPE_NORMALHEIGHT, - IMGTYPE_DELUXE, // normals are swizzled, deluxe are not -} imgType_t; - -typedef enum -{ - IMGFLAG_NONE = 0x0000, - IMGFLAG_MIPMAP = 0x0001, - IMGFLAG_PICMIP = 0x0002, - IMGFLAG_CUBEMAP = 0x0004, - IMGFLAG_NO_COMPRESSION = 0x0010, - IMGFLAG_NOLIGHTSCALE = 0x0020, - IMGFLAG_CLAMPTOEDGE = 0x0040, - IMGFLAG_SRGB = 0x0080, - IMGFLAG_GENNORMALMAP = 0x0100, -} imgFlags_t; - -typedef struct image_s { - char imgName[MAX_QPATH]; // game path, including extension - int width, height; // source image - int uploadWidth, uploadHeight; // after power of two and picmip but not including clamp to MAX_TEXTURE_SIZE - GLuint texnum; // gl texture binding - - int frameUsed; // for texture usage in frame statistics - - int internalFormat; - int TMU; // only needed for voodoo2 - - imgType_t type; - imgFlags_t flags; - - struct image_s* next; -} image_t; - -typedef enum -{ - VBO_USAGE_STATIC, - VBO_USAGE_DYNAMIC -} vboUsage_t; - -typedef struct VBO_s -{ - char name[MAX_QPATH]; - - uint32_t vertexesVBO; - int vertexesSize; // amount of memory data allocated for all vertices in bytes - uint32_t ofs_xyz; - uint32_t ofs_normal; - uint32_t ofs_st; - uint32_t ofs_lightmap; - uint32_t ofs_vertexcolor; - uint32_t ofs_lightdir; -#ifdef USE_VERT_TANGENT_SPACE - uint32_t ofs_tangent; - uint32_t ofs_bitangent; -#endif - uint32_t stride_xyz; - uint32_t stride_normal; - uint32_t stride_st; - uint32_t stride_lightmap; - uint32_t stride_vertexcolor; - uint32_t stride_lightdir; -#ifdef USE_VERT_TANGENT_SPACE - uint32_t stride_tangent; - uint32_t stride_bitangent; -#endif - uint32_t size_xyz; - uint32_t size_normal; - - int attribs; -} VBO_t; - -typedef struct IBO_s -{ - char name[MAX_QPATH]; - - uint32_t indexesVBO; - int indexesSize; // amount of memory data allocated for all triangles in bytes -// uint32_t ofsIndexes; -} IBO_t; - -//=============================================================================== - -typedef enum { - SS_BAD, - SS_PORTAL, // mirrors, portals, viewscreens - SS_ENVIRONMENT, // sky box - SS_OPAQUE, // opaque - - SS_DECAL, // scorch marks, etc. - SS_SEE_THROUGH, // ladders, grates, grills that may have small blended edges - // in addition to alpha test - SS_BANNER, - - SS_FOG, - - SS_UNDERWATER, // for items that should be drawn in front of the water plane - - SS_BLEND0, // regular transparency and filters - SS_BLEND1, // generally only used for additive type effects - SS_BLEND2, - SS_BLEND3, - - SS_BLEND6, - SS_STENCIL_SHADOW, - SS_ALMOST_NEAREST, // gun smoke puffs - - SS_NEAREST // blood blobs -} shaderSort_t; - - -#define MAX_SHADER_STAGES 8 - -typedef enum { - GF_NONE, - - GF_SIN, - GF_SQUARE, - GF_TRIANGLE, - GF_SAWTOOTH, - GF_INVERSE_SAWTOOTH, - - GF_NOISE - -} genFunc_t; - - -typedef enum { - DEFORM_NONE, - DEFORM_WAVE, - DEFORM_NORMALS, - DEFORM_BULGE, - DEFORM_MOVE, - DEFORM_PROJECTION_SHADOW, - DEFORM_AUTOSPRITE, - DEFORM_AUTOSPRITE2, - DEFORM_TEXT0, - DEFORM_TEXT1, - DEFORM_TEXT2, - DEFORM_TEXT3, - DEFORM_TEXT4, - DEFORM_TEXT5, - DEFORM_TEXT6, - DEFORM_TEXT7 -} deform_t; - -// deformVertexes types that can be handled by the GPU -typedef enum -{ - // do not edit: same as genFunc_t - - DGEN_NONE, - DGEN_WAVE_SIN, - DGEN_WAVE_SQUARE, - DGEN_WAVE_TRIANGLE, - DGEN_WAVE_SAWTOOTH, - DGEN_WAVE_INVERSE_SAWTOOTH, - DGEN_WAVE_NOISE, - - // do not edit until this line - - DGEN_BULGE, - DGEN_MOVE -} deformGen_t; - -typedef enum { - AGEN_IDENTITY, - AGEN_SKIP, - AGEN_ENTITY, - AGEN_ONE_MINUS_ENTITY, - AGEN_VERTEX, - AGEN_ONE_MINUS_VERTEX, - AGEN_LIGHTING_SPECULAR, - AGEN_WAVEFORM, - AGEN_PORTAL, - AGEN_CONST, - AGEN_FRESNEL -} alphaGen_t; - -typedef enum { - CGEN_BAD, - CGEN_IDENTITY_LIGHTING, // tr.identityLight - CGEN_IDENTITY, // always (1,1,1,1) - CGEN_ENTITY, // grabbed from entity's modulate field - CGEN_ONE_MINUS_ENTITY, // grabbed from 1 - entity.modulate - CGEN_EXACT_VERTEX, // tess.vertexColors - CGEN_VERTEX, // tess.vertexColors * tr.identityLight - CGEN_EXACT_VERTEX_LIT, // like CGEN_EXACT_VERTEX but takes a light direction from the lightgrid - CGEN_VERTEX_LIT, // like CGEN_VERTEX but takes a light direction from the lightgrid - CGEN_ONE_MINUS_VERTEX, - CGEN_WAVEFORM, // programmatically generated - CGEN_LIGHTING_DIFFUSE, - CGEN_FOG, // standard fog - CGEN_CONST // fixed color -} colorGen_t; - -typedef enum { - TCGEN_BAD, - TCGEN_IDENTITY, // clear to 0,0 - TCGEN_LIGHTMAP, - TCGEN_TEXTURE, - TCGEN_ENVIRONMENT_MAPPED, - TCGEN_FOG, - TCGEN_VECTOR // S and T from world coordinates -} texCoordGen_t; - -typedef enum { - ACFF_NONE, - ACFF_MODULATE_RGB, - ACFF_MODULATE_RGBA, - ACFF_MODULATE_ALPHA -} acff_t; - -typedef struct { - genFunc_t func; - - float base; - float amplitude; - float phase; - float frequency; -} waveForm_t; - -#define TR_MAX_TEXMODS 4 - -typedef enum { - TMOD_NONE, - TMOD_TRANSFORM, - TMOD_TURBULENT, - TMOD_SCROLL, - TMOD_SCALE, - TMOD_STRETCH, - TMOD_ROTATE, - TMOD_ENTITY_TRANSLATE -} texMod_t; - -#define MAX_SHADER_DEFORMS 3 -typedef struct { - deform_t deformation; // vertex coordinate modification type - - vec3_t moveVector; - waveForm_t deformationWave; - float deformationSpread; - - float bulgeWidth; - float bulgeHeight; - float bulgeSpeed; -} deformStage_t; - - -typedef struct { - texMod_t type; - - // used for TMOD_TURBULENT and TMOD_STRETCH - waveForm_t wave; - - // used for TMOD_TRANSFORM - float matrix[2][2]; // s' = s * m[0][0] + t * m[1][0] + trans[0] - float translate[2]; // t' = s * m[0][1] + t * m[0][1] + trans[1] - - // used for TMOD_SCALE - float scale[2]; // s *= scale[0] - // t *= scale[1] - - // used for TMOD_SCROLL - float scroll[2]; // s' = s + scroll[0] * time - // t' = t + scroll[1] * time - - // + = clockwise - // - = counterclockwise - float rotateSpeed; - -} texModInfo_t; - - -#define MAX_IMAGE_ANIMATIONS 8 - -typedef struct { - image_t *image[MAX_IMAGE_ANIMATIONS]; - int numImageAnimations; - float imageAnimationSpeed; - - texCoordGen_t tcGen; - vec3_t tcGenVectors[2]; - - int numTexMods; - texModInfo_t *texMods; - - int videoMapHandle; - qboolean isLightmap; - qboolean vertexLightmap; - qboolean isVideoMap; -} textureBundle_t; - -enum -{ - TB_COLORMAP = 0, - TB_DIFFUSEMAP = 0, - TB_LIGHTMAP = 1, - TB_LEVELSMAP = 1, - TB_SHADOWMAP = 1, - TB_NORMALMAP = 2, - TB_DELUXEMAP = 3, - TB_SHADOWMAP2 = 3, - TB_SPECULARMAP = 4, - TB_SHADOWMAP3 = 5, - NUM_TEXTURE_BUNDLES = 6 -}; - -typedef enum -{ - // material shader stage types - ST_COLORMAP = 0, // vanilla Q3A style shader treatening - ST_DIFFUSEMAP = 0, // treat color and diffusemap the same - ST_NORMALMAP, - ST_NORMALPARALLAXMAP, - ST_SPECULARMAP, - ST_GLSL -} stageType_t; - -typedef struct { - qboolean active; - - textureBundle_t bundle[NUM_TEXTURE_BUNDLES]; - - waveForm_t rgbWave; - colorGen_t rgbGen; - - waveForm_t alphaWave; - alphaGen_t alphaGen; - - byte constantColor[4]; // for CGEN_CONST and AGEN_CONST - - unsigned stateBits; // GLS_xxxx mask - - acff_t adjustColorsForFog; - - qboolean isDetail; - - stageType_t type; - struct shaderProgram_s *glslShaderGroup; - int glslShaderIndex; - vec2_t materialInfo; -} shaderStage_t; - -struct shaderCommands_s; - -// any change in the LIGHTMAP_* defines here MUST be reflected in -// R_FindShader() in tr_bsp.c -#define LIGHTMAP_2D -4 // shader is for 2D rendering -#define LIGHTMAP_BY_VERTEX -3 // pre-lit triangle models -#define LIGHTMAP_WHITEIMAGE -2 -#define LIGHTMAP_NONE -1 - -typedef enum { - CT_FRONT_SIDED, - CT_BACK_SIDED, - CT_TWO_SIDED -} cullType_t; - -typedef enum { - FP_NONE, // surface is translucent and will just be adjusted properly - FP_EQUAL, // surface is opaque but possibly alpha tested - FP_LE // surface is trnaslucent, but still needs a fog pass (fog surface) -} fogPass_t; - -typedef struct { - float cloudHeight; - image_t *outerbox[6], *innerbox[6]; -} skyParms_t; - -typedef struct { - vec3_t color; - float depthForOpaque; -} fogParms_t; - - -typedef struct shader_s { - char name[MAX_QPATH]; // game path, including extension - int lightmapIndex; // for a shader to match, both name and lightmapIndex must match - - int index; // this shader == tr.shaders[index] - int sortedIndex; // this shader == tr.sortedShaders[sortedIndex] - - float sort; // lower numbered shaders draw before higher numbered - - qboolean defaultShader; // we want to return index 0 if the shader failed to - // load for some reason, but R_FindShader should - // still keep a name allocated for it, so if - // something calls RE_RegisterShader again with - // the same name, we don't try looking for it again - - qboolean explicitlyDefined; // found in a .shader file - - int surfaceFlags; // if explicitlyDefined, this will have SURF_* flags - int contentFlags; - - qboolean entityMergable; // merge across entites optimizable (smoke, blood) - - qboolean isSky; - skyParms_t sky; - fogParms_t fogParms; - - float portalRange; // distance to fog out at - qboolean isPortal; - - int multitextureEnv; // 0, GL_MODULATE, GL_ADD (FIXME: put in stage) - - cullType_t cullType; // CT_FRONT_SIDED, CT_BACK_SIDED, or CT_TWO_SIDED - qboolean polygonOffset; // set for decals and other items that must be offset - qboolean noMipMaps; // for console fonts, 2D elements, etc. - qboolean noPicMip; // for images that must always be full resolution - - fogPass_t fogPass; // draw a blended pass, possibly with depth test equals - - int vertexAttribs; // not all shaders will need all data to be gathered - - int numDeforms; - deformStage_t deforms[MAX_SHADER_DEFORMS]; - - int numUnfoggedPasses; - shaderStage_t *stages[MAX_SHADER_STAGES]; - - void (*optimalStageIteratorFunc)( void ); - - float clampTime; // time this shader is clamped to - float timeOffset; // current time offset for this shader - - int numStates; // if non-zero this is a state shader - struct shader_s *currentShader; // current state if this is a state shader - struct shader_s *parentShader; // current state if this is a state shader - int currentState; // current state index for cycle purposes - long expireTime; // time in milliseconds this expires - - struct shader_s *remappedShader; // current shader this one is remapped too - - int shaderStates[MAX_STATES_PER_SHADER]; // index to valid shader states - - struct shader_s *next; -} shader_t; - -static ID_INLINE qboolean ShaderRequiresCPUDeforms(const shader_t * shader) -{ - if(shader->numDeforms) - { - const deformStage_t *ds = &shader->deforms[0]; - - if (shader->numDeforms > 1) - return qtrue; - - switch (ds->deformation) - { - case DEFORM_WAVE: - case DEFORM_BULGE: - return qfalse; - - default: - return qtrue; - } - } - - return qfalse; -} - -typedef struct shaderState_s { - char shaderName[MAX_QPATH]; // name of shader this state belongs to - char name[MAX_STATE_NAME]; // name of this state - char stateShader[MAX_QPATH]; // shader this name invokes - int cycleTime; // time this cycle lasts, <= 0 is forever - shader_t *shader; -} shaderState_t; - -enum -{ - ATTR_INDEX_POSITION = 0, - ATTR_INDEX_TEXCOORD0 = 1, - ATTR_INDEX_TEXCOORD1 = 2, - ATTR_INDEX_TANGENT = 3, - ATTR_INDEX_BITANGENT = 4, - ATTR_INDEX_NORMAL = 5, - ATTR_INDEX_COLOR = 6, - ATTR_INDEX_PAINTCOLOR = 7, - ATTR_INDEX_LIGHTDIRECTION = 8, - ATTR_INDEX_BONE_INDEXES = 9, - ATTR_INDEX_BONE_WEIGHTS = 10, - - // GPU vertex animations - ATTR_INDEX_POSITION2 = 11, - ATTR_INDEX_TANGENT2 = 12, - ATTR_INDEX_BITANGENT2 = 13, - ATTR_INDEX_NORMAL2 = 14 -}; - -enum -{ - GLS_SRCBLEND_ZERO = (1 << 0), - GLS_SRCBLEND_ONE = (1 << 1), - GLS_SRCBLEND_DST_COLOR = (1 << 2), - GLS_SRCBLEND_ONE_MINUS_DST_COLOR = (1 << 3), - GLS_SRCBLEND_SRC_ALPHA = (1 << 4), - GLS_SRCBLEND_ONE_MINUS_SRC_ALPHA = (1 << 5), - GLS_SRCBLEND_DST_ALPHA = (1 << 6), - GLS_SRCBLEND_ONE_MINUS_DST_ALPHA = (1 << 7), - GLS_SRCBLEND_ALPHA_SATURATE = (1 << 8), - - GLS_SRCBLEND_BITS = GLS_SRCBLEND_ZERO - | GLS_SRCBLEND_ONE - | GLS_SRCBLEND_DST_COLOR - | GLS_SRCBLEND_ONE_MINUS_DST_COLOR - | GLS_SRCBLEND_SRC_ALPHA - | GLS_SRCBLEND_ONE_MINUS_SRC_ALPHA - | GLS_SRCBLEND_DST_ALPHA - | GLS_SRCBLEND_ONE_MINUS_DST_ALPHA - | GLS_SRCBLEND_ALPHA_SATURATE, - - GLS_DSTBLEND_ZERO = (1 << 9), - GLS_DSTBLEND_ONE = (1 << 10), - GLS_DSTBLEND_SRC_COLOR = (1 << 11), - GLS_DSTBLEND_ONE_MINUS_SRC_COLOR = (1 << 12), - GLS_DSTBLEND_SRC_ALPHA = (1 << 13), - GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA = (1 << 14), - GLS_DSTBLEND_DST_ALPHA = (1 << 15), - GLS_DSTBLEND_ONE_MINUS_DST_ALPHA = (1 << 16), - - GLS_DSTBLEND_BITS = GLS_DSTBLEND_ZERO - | GLS_DSTBLEND_ONE - | GLS_DSTBLEND_SRC_COLOR - | GLS_DSTBLEND_ONE_MINUS_SRC_COLOR - | GLS_DSTBLEND_SRC_ALPHA - | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA - | GLS_DSTBLEND_DST_ALPHA - | GLS_DSTBLEND_ONE_MINUS_DST_ALPHA, - - GLS_DEPTHMASK_TRUE = (1 << 17), - - GLS_POLYMODE_LINE = (1 << 18), - - GLS_DEPTHTEST_DISABLE = (1 << 19), - - GLS_DEPTHFUNC_LESS = (1 << 20), - GLS_DEPTHFUNC_EQUAL = (1 << 21), - - GLS_DEPTHFUNC_BITS = GLS_DEPTHFUNC_LESS - | GLS_DEPTHFUNC_EQUAL, - - GLS_ATEST_GT_0 = (1 << 22), - GLS_ATEST_LT_128 = (1 << 23), - GLS_ATEST_GE_128 = (1 << 24), -// GLS_ATEST_GE_CUSTOM = (1 << 25), - - GLS_ATEST_BITS = GLS_ATEST_GT_0 - | GLS_ATEST_LT_128 - | GLS_ATEST_GE_128, -// | GLS_ATEST_GT_CUSTOM, - - GLS_REDMASK_FALSE = (1 << 26), - GLS_GREENMASK_FALSE = (1 << 27), - GLS_BLUEMASK_FALSE = (1 << 28), - GLS_ALPHAMASK_FALSE = (1 << 29), - - GLS_COLORMASK_BITS = GLS_REDMASK_FALSE - | GLS_GREENMASK_FALSE - | GLS_BLUEMASK_FALSE - | GLS_ALPHAMASK_FALSE, - - GLS_STENCILTEST_ENABLE = (1 << 30), - - GLS_DEFAULT = GLS_DEPTHMASK_TRUE -}; - -enum -{ - ATTR_POSITION = 0x0001, - ATTR_TEXCOORD = 0x0002, - ATTR_LIGHTCOORD = 0x0004, - ATTR_TANGENT = 0x0008, - ATTR_BITANGENT = 0x0010, - ATTR_NORMAL = 0x0020, - ATTR_COLOR = 0x0040, - ATTR_PAINTCOLOR = 0x0080, - ATTR_LIGHTDIRECTION = 0x0100, - ATTR_BONE_INDEXES = 0x0200, - ATTR_BONE_WEIGHTS = 0x0400, - - // for .md3 interpolation - ATTR_POSITION2 = 0x0800, - ATTR_TANGENT2 = 0x1000, - ATTR_BITANGENT2 = 0x2000, - ATTR_NORMAL2 = 0x4000, - - ATTR_DEFAULT = ATTR_POSITION, - ATTR_BITS = ATTR_POSITION | - ATTR_TEXCOORD | - ATTR_LIGHTCOORD | - ATTR_TANGENT | - ATTR_BITANGENT | - ATTR_NORMAL | - ATTR_COLOR | - ATTR_PAINTCOLOR | - ATTR_LIGHTDIRECTION | - ATTR_BONE_INDEXES | - ATTR_BONE_WEIGHTS | - ATTR_POSITION2 | - ATTR_TANGENT2 | - ATTR_BITANGENT2 | - ATTR_NORMAL2 -}; - -enum -{ - GENERICDEF_USE_DEFORM_VERTEXES = 0x0001, - GENERICDEF_USE_TCGEN_AND_TCMOD = 0x0002, - GENERICDEF_USE_VERTEX_ANIMATION = 0x0004, - GENERICDEF_USE_FOG = 0x0008, - GENERICDEF_USE_RGBAGEN = 0x0010, - GENERICDEF_USE_LIGHTMAP = 0x0020, - GENERICDEF_ALL = 0x003F, - GENERICDEF_COUNT = 0x0040, -}; - -enum -{ - FOGDEF_USE_DEFORM_VERTEXES = 0x0001, - FOGDEF_USE_VERTEX_ANIMATION = 0x0002, - FOGDEF_ALL = 0x0003, - FOGDEF_COUNT = 0x0004, -}; - -enum -{ - DLIGHTDEF_USE_DEFORM_VERTEXES = 0x0001, - DLIGHTDEF_ALL = 0x0001, - DLIGHTDEF_COUNT = 0x0002, -}; - -enum -{ - LIGHTDEF_USE_LIGHTMAP = 0x0001, - LIGHTDEF_USE_LIGHT_VECTOR = 0x0002, - LIGHTDEF_USE_LIGHT_VERTEX = 0x0003, - LIGHTDEF_LIGHTTYPE_MASK = 0x0003, - LIGHTDEF_ENTITY = 0x0004, - LIGHTDEF_USE_TCGEN_AND_TCMOD = 0x0008, - LIGHTDEF_USE_NORMALMAP = 0x0010, - LIGHTDEF_USE_SPECULARMAP = 0x0020, - LIGHTDEF_USE_DELUXEMAP = 0x0040, - LIGHTDEF_USE_PARALLAXMAP = 0x0080, - LIGHTDEF_USE_SHADOWMAP = 0x0100, - LIGHTDEF_ALL = 0x01FF, - LIGHTDEF_COUNT = 0x0200 -}; - -enum -{ - GLSL_INT, - GLSL_FLOAT, - GLSL_FLOAT5, - GLSL_VEC2, - GLSL_VEC3, - GLSL_VEC4, - GLSL_MAT16 -}; - -// Tr3B - shaderProgram_t represents a pair of one -// GLSL vertex and one GLSL fragment shader -typedef struct shaderProgram_s -{ - char name[MAX_QPATH]; - - GLhandleARB program; - GLhandleARB vertexShader; - GLhandleARB fragmentShader; - uint32_t attribs; // vertex array attributes - - // uniform parameters - int numUniforms; - GLint *uniforms; - char *uniformTypes; // max 127 uniform types - short *uniformBufferOffsets; // max 32767/64=511 uniforms - char *uniformBuffer; -} shaderProgram_t; - - -enum -{ - TEXTURECOLOR_UNIFORM_MODELVIEWPROJECTIONMATRIX = 0, - TEXTURECOLOR_UNIFORM_INVTEXRES, - TEXTURECOLOR_UNIFORM_AUTOEXPOSUREMINMAX, - TEXTURECOLOR_UNIFORM_TONEMINAVGMAXLINEAR, - TEXTURECOLOR_UNIFORM_TEXTUREMAP, - TEXTURECOLOR_UNIFORM_LEVELSMAP, - TEXTURECOLOR_UNIFORM_COLOR, - TEXTURECOLOR_UNIFORM_COUNT -}; - - -enum -{ - FOGPASS_UNIFORM_FOGDISTANCE = 0, - FOGPASS_UNIFORM_FOGDEPTH, - FOGPASS_UNIFORM_FOGEYET, - FOGPASS_UNIFORM_DEFORMGEN, - FOGPASS_UNIFORM_DEFORMPARAMS, - FOGPASS_UNIFORM_TIME, - FOGPASS_UNIFORM_COLOR, - FOGPASS_UNIFORM_MODELVIEWPROJECTIONMATRIX, - FOGPASS_UNIFORM_VERTEXLERP, - FOGPASS_UNIFORM_COUNT -}; - - -enum -{ - DLIGHT_UNIFORM_DIFFUSEMAP = 0, - DLIGHT_UNIFORM_DLIGHTINFO, - DLIGHT_UNIFORM_DEFORMGEN, - DLIGHT_UNIFORM_DEFORMPARAMS, - DLIGHT_UNIFORM_TIME, - DLIGHT_UNIFORM_COLOR, - DLIGHT_UNIFORM_MODELVIEWPROJECTIONMATRIX, - DLIGHT_UNIFORM_VERTEXLERP, - DLIGHT_UNIFORM_COUNT -}; - - -enum -{ - PSHADOW_UNIFORM_SHADOWMAP = 0, - PSHADOW_UNIFORM_MODELVIEWPROJECTIONMATRIX, - PSHADOW_UNIFORM_LIGHTFORWARD, - PSHADOW_UNIFORM_LIGHTUP, - PSHADOW_UNIFORM_LIGHTRIGHT, - PSHADOW_UNIFORM_LIGHTORIGIN, - PSHADOW_UNIFORM_LIGHTRADIUS, - PSHADOW_UNIFORM_COUNT -}; - - -enum -{ - GENERIC_UNIFORM_DIFFUSEMAP = 0, - GENERIC_UNIFORM_LIGHTMAP, - GENERIC_UNIFORM_NORMALMAP, - GENERIC_UNIFORM_DELUXEMAP, - GENERIC_UNIFORM_SPECULARMAP, - GENERIC_UNIFORM_SHADOWMAP, - GENERIC_UNIFORM_DIFFUSETEXMATRIX, - GENERIC_UNIFORM_DIFFUSETEXOFFTURB, - //GENERIC_UNIFORM_NORMALTEXMATRIX, - //GENERIC_UNIFORM_SPECULARTEXMATRIX, - GENERIC_UNIFORM_TEXTURE1ENV, - GENERIC_UNIFORM_VIEWORIGIN, - GENERIC_UNIFORM_TCGEN0, - GENERIC_UNIFORM_TCGEN0VECTOR0, - GENERIC_UNIFORM_TCGEN0VECTOR1, - GENERIC_UNIFORM_DEFORMGEN, - GENERIC_UNIFORM_DEFORMPARAMS, - GENERIC_UNIFORM_COLORGEN, - GENERIC_UNIFORM_ALPHAGEN, - GENERIC_UNIFORM_BASECOLOR, - GENERIC_UNIFORM_VERTCOLOR, - GENERIC_UNIFORM_AMBIENTLIGHT, - GENERIC_UNIFORM_DIRECTEDLIGHT, - GENERIC_UNIFORM_LIGHTORIGIN, - GENERIC_UNIFORM_LIGHTRADIUS, - GENERIC_UNIFORM_PORTALRANGE, - GENERIC_UNIFORM_FOGDISTANCE, - GENERIC_UNIFORM_FOGDEPTH, - GENERIC_UNIFORM_FOGEYET, - GENERIC_UNIFORM_FOGCOLORMASK, - GENERIC_UNIFORM_MODELMATRIX, - GENERIC_UNIFORM_MODELVIEWPROJECTIONMATRIX, - GENERIC_UNIFORM_TIME, - GENERIC_UNIFORM_VERTEXLERP, - GENERIC_UNIFORM_MATERIALINFO, - GENERIC_UNIFORM_COUNT -}; - -enum -{ - SHADOWMASK_UNIFORM_SCREENDEPTHMAP = 0, - SHADOWMASK_UNIFORM_SHADOWMAP, - SHADOWMASK_UNIFORM_SHADOWMAP2, - SHADOWMASK_UNIFORM_SHADOWMAP3, - SHADOWMASK_UNIFORM_SHADOWMVP, - SHADOWMASK_UNIFORM_SHADOWMVP2, - SHADOWMASK_UNIFORM_SHADOWMVP3, - SHADOWMASK_UNIFORM_VIEWORIGIN, - SHADOWMASK_UNIFORM_VIEWINFO, // znear, zfar, width/2, height/2 - SHADOWMASK_UNIFORM_VIEWFORWARD, - SHADOWMASK_UNIFORM_VIEWLEFT, - SHADOWMASK_UNIFORM_VIEWUP, - SHADOWMASK_UNIFORM_COUNT -}; - -enum -{ - SSAO_UNIFORM_SCREENDEPTHMAP = 0, - SSAO_UNIFORM_VIEWINFO, // znear, zfar, width/2, height/2 - SSAO_UNIFORM_COUNT -}; - -enum -{ - DEPTHBLUR_UNIFORM_SCREENIMAGEMAP = 0, - DEPTHBLUR_UNIFORM_SCREENDEPTHMAP, - DEPTHBLUR_UNIFORM_VIEWINFO, // znear, zfar, width/2, height/2 - DEPTHBLUR_UNIFORM_COUNT -}; - -// -// Tr3B: these are fire wall functions to avoid expensive redundant glUniform* calls -//#define USE_UNIFORM_FIREWALL 1 -//#define LOG_GLSL_UNIFORMS 1 - -// trRefdef_t holds everything that comes in refdef_t, -// as well as the locally generated scene information -typedef struct { - int x, y, width, height; - float fov_x, fov_y; - vec3_t vieworg; - vec3_t viewaxis[3]; // transformation matrix - - stereoFrame_t stereoFrame; - - int time; // time in milliseconds for shader effects and other time dependent rendering issues - int rdflags; // RDF_NOWORLDMODEL, etc - - // 1 bits will prevent the associated area from rendering at all - byte areamask[MAX_MAP_AREA_BYTES]; - qboolean areamaskModified; // qtrue if areamask changed since last scene - - float floatTime; // tr.refdef.time / 1000.0 - - float blurFactor; - - // text messages for deform text shaders - char text[MAX_RENDER_STRINGS][MAX_RENDER_STRING_LENGTH]; - - int num_entities; - trRefEntity_t *entities; - - int num_dlights; - struct dlight_s *dlights; - - int numPolys; - struct srfPoly_s *polys; - - int numDrawSurfs; - struct drawSurf_s *drawSurfs; - - unsigned int dlightMask; - int num_pshadows; - struct pshadow_s *pshadows; - - float sunShadowMvp[3][16]; - float sunDir[4]; - float sunCol[4]; - float sunAmbCol[4]; - float colorScale; - - float autoExposureMinMax[2]; - float toneMinAvgMaxLinear[3]; -} trRefdef_t; - - -//================================================================================= - -// skins allow models to be retextured without modifying the model file -typedef struct { - char name[MAX_QPATH]; - shader_t *shader; -} skinSurface_t; - -typedef struct skin_s { - char name[MAX_QPATH]; // game path, including extension - int numSurfaces; - skinSurface_t *surfaces[MD3_MAX_SURFACES]; -} skin_t; - - -typedef struct { - int originalBrushNumber; - vec3_t bounds[2]; - - unsigned colorInt; // in packed byte format - float tcScale; // texture coordinate vector scales - fogParms_t parms; - - // for clipping distance in fog when outside - qboolean hasSurface; - float surface[4]; -} fog_t; - -typedef enum { - VPF_NONE = 0x00, - VPF_SHADOWMAP = 0x01, - VPF_DEPTHSHADOW = 0x02, - VPF_DEPTHCLAMP = 0x04, - VPF_ORTHOGRAPHIC = 0x08, - VPF_USESUNLIGHT = 0x10, - VPF_FARPLANEFRUSTUM = 0x20 -} viewParmFlags_t; - -typedef struct { - orientationr_t or; - orientationr_t world; - vec3_t pvsOrigin; // may be different than or.origin for portals - qboolean isPortal; // true if this view is through a portal - qboolean isMirror; // the portal is a mirror, invert the face culling - viewParmFlags_t flags; - int frameSceneNum; // copied from tr.frameSceneNum - int frameCount; // copied from tr.frameCount - cplane_t portalPlane; // clip anything behind this if mirroring - int viewportX, viewportY, viewportWidth, viewportHeight; - FBO_t *targetFbo; - float fovX, fovY; - float projectionMatrix[16]; - cplane_t frustum[5]; - vec3_t visBounds[2]; - float zFar; - float zNear; - stereoFrame_t stereoFrame; -} viewParms_t; - - -/* -============================================================================== - -SURFACES - -============================================================================== -*/ -typedef byte color4ub_t[4]; - -// any changes in surfaceType must be mirrored in rb_surfaceTable[] -typedef enum { - SF_BAD, - SF_SKIP, // ignore - SF_FACE, - SF_GRID, - SF_TRIANGLES, - SF_POLY, - SF_MDV, - SF_MD4, -#ifdef RAVENMD4 - SF_MDR, -#endif - SF_IQM, - SF_FLARE, - SF_ENTITY, // beams, rails, lightning, etc that can be determined by entity - SF_DISPLAY_LIST, - SF_VBO_MESH, - SF_VBO_MDVMESH, - - SF_NUM_SURFACE_TYPES, - SF_MAX = 0x7fffffff // ensures that sizeof( surfaceType_t ) == sizeof( int ) -} surfaceType_t; - -typedef struct drawSurf_s { - unsigned sort; // bit combination for fast compares - surfaceType_t *surface; // any of surface*_t -} drawSurf_t; - -#define MAX_FACE_POINTS 64 - -#define MAX_PATCH_SIZE 32 // max dimensions of a patch mesh in map file -#define MAX_GRID_SIZE 65 // max dimensions of a grid mesh in memory - -// when cgame directly specifies a polygon, it becomes a srfPoly_t -// as soon as it is called -typedef struct srfPoly_s { - surfaceType_t surfaceType; - qhandle_t hShader; - int fogIndex; - int numVerts; - polyVert_t *verts; -} srfPoly_t; - -typedef struct srfDisplayList_s { - surfaceType_t surfaceType; - int listNum; -} srfDisplayList_t; - - -typedef struct srfFlare_s { - surfaceType_t surfaceType; - vec3_t origin; - vec3_t normal; - vec3_t color; -} srfFlare_t; - -typedef struct -{ - vec3_t xyz; - vec2_t st; - vec2_t lightmap; - vec3_t normal; -#ifdef USE_VERT_TANGENT_SPACE - vec3_t tangent; - vec3_t bitangent; -#endif - vec3_t lightdir; - vec4_t vertexColors; - -#if DEBUG_OPTIMIZEVERTICES - unsigned int id; -#endif -} srfVert_t; - -#ifdef USE_VERT_TANGENT_SPACE -#define srfVert_t_cleared(x) srfVert_t (x) = {{0, 0, 0}, {0, 0}, {0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0, 0}} -#else -#define srfVert_t_cleared(x) srfVert_t (x) = {{0, 0, 0}, {0, 0}, {0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0, 0}} -#endif - -typedef struct -{ - int indexes[3]; - int neighbors[3]; - vec4_t plane; - qboolean facingLight; - qboolean degenerated; -} srfTriangle_t; - - -typedef struct srfGridMesh_s -{ - surfaceType_t surfaceType; - - // dynamic lighting information - int dlightBits; - int pshadowBits; - - // culling information - vec3_t meshBounds[2]; - vec3_t localOrigin; - float meshRadius; - - // lod information, which may be different - // than the culling information to allow for - // groups of curves that LOD as a unit - vec3_t lodOrigin; - float lodRadius; - int lodFixed; - int lodStitched; - - // vertexes - int width, height; - float *widthLodError; - float *heightLodError; - - int numTriangles; - srfTriangle_t *triangles; - - int numVerts; - srfVert_t *verts; - - // BSP VBO offsets - int firstVert; - int firstIndex; - glIndex_t minIndex; - glIndex_t maxIndex; - - // static render data - VBO_t *vbo; // points to bsp model VBO - IBO_t *ibo; -} srfGridMesh_t; - - -typedef struct -{ - surfaceType_t surfaceType; - - // dynamic lighting information - int dlightBits; - int pshadowBits; - - // culling information - cplane_t plane; -// vec3_t bounds[2]; - - // triangle definitions - int numTriangles; - srfTriangle_t *triangles; - - int numVerts; - srfVert_t *verts; - - // BSP VBO offsets - int firstVert; - int firstIndex; - glIndex_t minIndex; - glIndex_t maxIndex; - - // static render data - VBO_t *vbo; // points to bsp model VBO - IBO_t *ibo; -} srfSurfaceFace_t; - - -// misc_models in maps are turned into direct geometry by xmap -typedef struct -{ - surfaceType_t surfaceType; - - // dynamic lighting information - int dlightBits; - int pshadowBits; - - // culling information -// vec3_t bounds[2]; - - // triangle definitions - int numTriangles; - srfTriangle_t *triangles; - - int numVerts; - srfVert_t *verts; - - // BSP VBO offsets - int firstVert; - int firstIndex; - glIndex_t minIndex; - glIndex_t maxIndex; - - // static render data - VBO_t *vbo; // points to bsp model VBO - IBO_t *ibo; -} srfTriangles_t; - -// inter-quake-model -typedef struct { - int num_vertexes; - int num_triangles; - int num_frames; - int num_surfaces; - int num_joints; - struct srfIQModel_s *surfaces; - - float *positions; - float *texcoords; - float *normals; - float *tangents; - byte *blendIndexes; - byte *blendWeights; - byte *colors; - int *triangles; - - int *jointParents; - float *poseMats; - float *bounds; - char *names; -} iqmData_t; - -// inter-quake-model surface -typedef struct srfIQModel_s { - surfaceType_t surfaceType; - char name[MAX_QPATH]; - shader_t *shader; - iqmData_t *data; - int first_vertex, num_vertexes; - int first_triangle, num_triangles; -} srfIQModel_t; - -typedef struct srfVBOMesh_s -{ - surfaceType_t surfaceType; - - struct shader_s *shader; // FIXME move this to somewhere else - int fogIndex; - - // dynamic lighting information - int dlightBits; - int pshadowBits; - - // culling information - vec3_t bounds[2]; - - // backEnd stats - int numIndexes; - int numVerts; - int firstIndex; - glIndex_t minIndex; - glIndex_t maxIndex; - - // static render data - VBO_t *vbo; - IBO_t *ibo; -} srfVBOMesh_t; - -typedef struct srfVBOMDVMesh_s -{ - surfaceType_t surfaceType; - - struct mdvModel_s *mdvModel; - struct mdvSurface_s *mdvSurface; - - // backEnd stats - int numIndexes; - int numVerts; - glIndex_t minIndex; - glIndex_t maxIndex; - - // static render data - VBO_t *vbo; - IBO_t *ibo; -} srfVBOMDVMesh_t; - -extern void (*rb_surfaceTable[SF_NUM_SURFACE_TYPES])(void *); - -/* -============================================================================== - -SHADOWS - -============================================================================== -*/ - -typedef struct pshadow_s -{ - float sort; - - int numEntities; - int entityNums[8]; - vec3_t entityOrigins[8]; - float entityRadiuses[8]; - - float viewRadius; - vec3_t viewOrigin; - - vec3_t lightViewAxis[3]; - vec3_t lightOrigin; - float lightRadius; - cplane_t cullPlane; -} pshadow_t; - - -/* -============================================================================== - -BRUSH MODELS - -============================================================================== -*/ - - -// -// in memory representation -// - -#define SIDE_FRONT 0 -#define SIDE_BACK 1 -#define SIDE_ON 2 - -#define CULLINFO_NONE 0 -#define CULLINFO_BOX 1 -#define CULLINFO_SPHERE 2 -#define CULLINFO_PLANE 4 - -typedef struct cullinfo_s { - int type; - vec3_t bounds[2]; - vec3_t localOrigin; - float radius; - cplane_t plane; -} cullinfo_t; - -typedef struct msurface_s { - //int viewCount; // if == tr.viewCount, already added - struct shader_s *shader; - int fogIndex; - cullinfo_t cullinfo; - - surfaceType_t *data; // any of srf*_t -} msurface_t; - - -#define CONTENTS_NODE -1 -typedef struct mnode_s { - // common with leaf and node - int contents; // -1 for nodes, to differentiate from leafs - int visCounts[MAX_VISCOUNTS]; // node needs to be traversed if current - vec3_t mins, maxs; // for bounding box culling - struct mnode_s *parent; - - // node specific - cplane_t *plane; - struct mnode_s *children[2]; - - // leaf specific - int cluster; - int area; - - int firstmarksurface; - int nummarksurfaces; -} mnode_t; - -typedef struct { - vec3_t bounds[2]; // for culling - int firstSurface; - int numSurfaces; -} bmodel_t; - -typedef struct { - char name[MAX_QPATH]; // ie: maps/tim_dm2.bsp - char baseName[MAX_QPATH]; // ie: tim_dm2 - - int dataSize; - - int numShaders; - dshader_t *shaders; - - int numBModels; - bmodel_t *bmodels; - - int numplanes; - cplane_t *planes; - - int numnodes; // includes leafs - int numDecisionNodes; - mnode_t *nodes; - - VBO_t *vbo; - IBO_t *ibo; - - int numWorldSurfaces; - - int numsurfaces; - msurface_t *surfaces; - int *surfacesViewCount; - int *surfacesDlightBits; - int *surfacesPshadowBits; - - int numMergedSurfaces; - msurface_t *mergedSurfaces; - int *mergedSurfacesViewCount; - int *mergedSurfacesDlightBits; - int *mergedSurfacesPshadowBits; - - int nummarksurfaces; - int *marksurfaces; - int *viewSurfaces; - - int numfogs; - fog_t *fogs; - - vec3_t lightGridOrigin; - vec3_t lightGridSize; - vec3_t lightGridInverseSize; - int lightGridBounds[3]; - byte *lightGridData; - float *hdrLightGrid; - - - int numClusters; - int clusterBytes; - const byte *vis; // may be passed in by CM_LoadMap to save space - - byte *novis; // clusterBytes of 0xff - - char *entityString; - char *entityParsePoint; -} world_t; - - -/* -============================================================================== -MDV MODELS - meta format for vertex animation models like .md2, .md3, .mdc -============================================================================== -*/ -typedef struct -{ - float bounds[2][3]; - float localOrigin[3]; - float radius; -} mdvFrame_t; - -typedef struct -{ - float origin[3]; - float axis[3][3]; -} mdvTag_t; - -typedef struct -{ - char name[MAX_QPATH]; // tag name -} mdvTagName_t; - -typedef struct -{ - vec3_t xyz; - vec3_t normal; -#ifdef USE_VERT_TANGENT_SPACE - vec3_t tangent; - vec3_t bitangent; -#endif -} mdvVertex_t; - -typedef struct -{ - float st[2]; -} mdvSt_t; - -typedef struct mdvSurface_s -{ - surfaceType_t surfaceType; - - char name[MAX_QPATH]; // polyset name - - int numShaderIndexes; - int *shaderIndexes; - - int numVerts; - mdvVertex_t *verts; - mdvSt_t *st; - - int numTriangles; - srfTriangle_t *triangles; - - struct mdvModel_s *model; -} mdvSurface_t; - -typedef struct mdvModel_s -{ - int numFrames; - mdvFrame_t *frames; - - int numTags; - mdvTag_t *tags; - mdvTagName_t *tagNames; - - int numSurfaces; - mdvSurface_t *surfaces; - - int numVBOSurfaces; - srfVBOMDVMesh_t *vboSurfaces; - - int numSkins; -} mdvModel_t; - - -//====================================================================== - -typedef enum { - MOD_BAD, - MOD_BRUSH, - MOD_MESH, - MOD_MD4, -#ifdef RAVENMD4 - MOD_MDR, -#endif - MOD_IQM -} modtype_t; - -typedef struct model_s { - char name[MAX_QPATH]; - modtype_t type; - int index; // model = tr.models[model->index] - - int dataSize; // just for listing purposes - bmodel_t *bmodel; // only if type == MOD_BRUSH - mdvModel_t *mdv[MD3_MAX_LODS]; // only if type == MOD_MESH - void *modelData; // only if type == (MOD_MD4 | MOD_MDR | MOD_IQM) - - int numLods; -} model_t; - - -#define MAX_MOD_KNOWN 1024 - -void R_ModelInit (void); -model_t *R_GetModelByHandle( qhandle_t hModel ); -int R_LerpTag( orientation_t *tag, qhandle_t handle, int startFrame, int endFrame, - float frac, const char *tagName ); -void R_ModelBounds( qhandle_t handle, vec3_t mins, vec3_t maxs ); - -void R_Modellist_f (void); - -//==================================================== -extern refimport_t ri; - -#define MAX_DRAWIMAGES 2048 -#define MAX_SKINS 1024 - - -#define MAX_DRAWSURFS 0x10000 -#define DRAWSURF_MASK (MAX_DRAWSURFS-1) - -/* - -the drawsurf sort data is packed into a single 32 bit value so it can be -compared quickly during the qsorting process - -the bits are allocated as follows: - -0 - 1 : dlightmap index -//2 : used to be clipped flag REMOVED - 03.21.00 rad -2 - 6 : fog index -11 - 20 : entity index -21 - 31 : sorted shader index - - TTimo - 1.32 -0-1 : dlightmap index -2-6 : fog index -7-16 : entity index -17-30 : sorted shader index - - SmileTheory - for pshadows -17-31 : sorted shader index -7-16 : entity index -2-6 : fog index -1 : pshadow flag -0 : dlight flag -*/ -#define QSORT_FOGNUM_SHIFT 2 -#define QSORT_REFENTITYNUM_SHIFT 7 -#define QSORT_SHADERNUM_SHIFT (QSORT_REFENTITYNUM_SHIFT+REFENTITYNUM_BITS) -#if (QSORT_SHADERNUM_SHIFT+SHADERNUM_BITS) > 32 - #error "Need to update sorting, too many bits." -#endif -#define QSORT_PSHADOW_SHIFT 1 - -extern int gl_filter_min, gl_filter_max; - -/* -** performanceCounters_t -*/ -typedef struct { - int c_sphere_cull_patch_in, c_sphere_cull_patch_clip, c_sphere_cull_patch_out; - int c_box_cull_patch_in, c_box_cull_patch_clip, c_box_cull_patch_out; - int c_sphere_cull_md3_in, c_sphere_cull_md3_clip, c_sphere_cull_md3_out; - int c_box_cull_md3_in, c_box_cull_md3_clip, c_box_cull_md3_out; - - int c_leafs; - int c_dlightSurfaces; - int c_dlightSurfacesCulled; -} frontEndCounters_t; - -#define FOG_TABLE_SIZE 256 -#define FUNCTABLE_SIZE 1024 -#define FUNCTABLE_SIZE2 10 -#define FUNCTABLE_MASK (FUNCTABLE_SIZE-1) - - -// the renderer front end should never modify glstate_t -typedef struct { - int currenttextures[NUM_TEXTURE_BUNDLES]; - int currenttmu; - qboolean finishCalled; - int texEnv[2]; - int faceCulling; - unsigned long glStateBits; - uint32_t vertexAttribsState; - uint32_t vertexAttribPointersSet; - uint32_t vertexAttribsNewFrame; - uint32_t vertexAttribsOldFrame; - float vertexAttribsInterpolation; - shaderProgram_t *currentProgram; - FBO_t *currentFBO; - VBO_t *currentVBO; - IBO_t *currentIBO; - matrix_t modelview; - matrix_t projection; - matrix_t modelviewProjection; -} glstate_t; - -typedef enum { - MI_NONE, - MI_NVX, - MI_ATI -} memInfo_t; - -typedef enum { - TCR_NONE = 0x0000, - TCR_LATC = 0x0001, - TCR_BPTC = 0x0002, -} textureCompressionRef_t; - -// We can't change glConfig_t without breaking DLL/vms compatibility, so -// store extensions we have here. -typedef struct { - qboolean drawRangeElements; - qboolean multiDrawArrays; - qboolean occlusionQuery; - - int glslMajorVersion; - int glslMinorVersion; - - memInfo_t memInfo; - - qboolean framebufferObject; - int maxRenderbufferSize; - int maxColorAttachments; - - qboolean textureNonPowerOfTwo; - qboolean textureFloat; - qboolean halfFloatPixel; - qboolean packedDepthStencil; - textureCompressionRef_t textureCompression; - - qboolean framebufferMultisample; - qboolean framebufferBlit; - - qboolean texture_srgb; - - qboolean depthClamp; -} glRefConfig_t; - - -typedef struct { - int c_surfaces, c_shaders, c_vertexes, c_indexes, c_totalIndexes; - int c_surfBatches; - float c_overDraw; - - int c_vboVertexBuffers; - int c_vboIndexBuffers; - int c_vboVertexes; - int c_vboIndexes; - - int c_staticVboDraws; - int c_dynamicVboDraws; - - int c_multidraws; - int c_multidrawsMerged; - - int c_dlightVertexes; - int c_dlightIndexes; - - int c_flareAdds; - int c_flareTests; - int c_flareRenders; - - int c_glslShaderBinds; - int c_genericDraws; - int c_lightallDraws; - int c_fogDraws; - int c_dlightDraws; - - int msec; // total msec for backend run -} backEndCounters_t; - -// all state modified by the back end is seperated -// from the front end state -typedef struct { - trRefdef_t refdef; - viewParms_t viewParms; - orientationr_t or; - backEndCounters_t pc; - qboolean isHyperspace; - trRefEntity_t *currentEntity; - qboolean skyRenderedThisView; // flag for drawing sun - - qboolean projection2D; // if qtrue, drawstretchpic doesn't need to change modes - byte color2D[4]; - qboolean vertexes2D; // shader needs to be finished - trRefEntity_t entity2D; // currentEntity will point at this when doing 2D rendering - - FBO_t *last2DFBO; - qboolean colorMask[4]; - qboolean framePostProcessed; - qboolean depthFill; -} backEndState_t; - -/* -** trGlobals_t -** -** Most renderer globals are defined here. -** backend functions should never modify any of these fields, -** but may read fields that aren't dynamically modified -** by the frontend. -*/ -typedef struct { - qboolean registered; // cleared at shutdown, set at beginRegistration - - int visIndex; - int visClusters[MAX_VISCOUNTS]; - int visCounts[MAX_VISCOUNTS]; // incremented every time a new vis cluster is entered - - int frameCount; // incremented every frame - int sceneCount; // incremented every scene - int viewCount; // incremented every view (twice a scene if portaled) - // and every R_MarkFragments call - - int frameSceneNum; // zeroed at RE_BeginFrame - - qboolean worldMapLoaded; - qboolean worldDeluxeMapping; - vec2_t autoExposureMinMax; - vec3_t toneMinAvgMaxLevel; - world_t *world; - - const byte *externalVisData; // from RE_SetWorldVisData, shared with CM_Load - - image_t *defaultImage; - image_t *scratchImage[32]; - image_t *fogImage; - image_t *dlightImage; // inverse-quare highlight for projective adding - image_t *flareImage; - image_t *whiteImage; // full of 0xff - image_t *identityLightImage; // full of tr.identityLightByte - - image_t *shadowCubemaps[MAX_DLIGHTS]; - - - image_t *renderImage; - image_t *sunRaysImage; - image_t *renderDepthImage; - image_t *pshadowMaps[MAX_DRAWN_PSHADOWS]; - image_t *textureScratchImage[2]; - image_t *screenScratchImage; - image_t *quarterImage[2]; - image_t *calcLevelsImage; - image_t *targetLevelsImage; - image_t *fixedLevelsImage; - image_t *sunShadowDepthImage[3]; - image_t *screenShadowImage; - image_t *screenSsaoImage; - image_t *hdrDepthImage; - - image_t *textureDepthImage; - - FBO_t *renderFbo; - FBO_t *msaaResolveFbo; - FBO_t *sunRaysFbo; - FBO_t *depthFbo; - FBO_t *pshadowFbos[MAX_DRAWN_PSHADOWS]; - FBO_t *textureScratchFbo[2]; - FBO_t *screenScratchFbo; - FBO_t *quarterFbo[2]; - FBO_t *calcLevelsFbo; - FBO_t *targetLevelsFbo; - FBO_t *sunShadowFbo[3]; - FBO_t *screenShadowFbo; - FBO_t *screenSsaoFbo; - FBO_t *hdrDepthFbo; - - shader_t *defaultShader; - shader_t *shadowShader; - shader_t *projectionShadowShader; - - shader_t *flareShader; - shader_t *sunShader; - shader_t *sunFlareShader; - - int numLightmaps; - int lightmapSize; - image_t **lightmaps; - image_t **deluxemaps; - - int fatLightmapSize; - int fatLightmapStep; - - trRefEntity_t *currentEntity; - trRefEntity_t worldEntity; // point currentEntity at this when rendering world - int currentEntityNum; - int shiftedEntityNum; // currentEntityNum << QSORT_REFENTITYNUM_SHIFT - model_t *currentModel; - - // - // GPU shader programs - // - shaderProgram_t genericShader[GENERICDEF_COUNT]; - shaderProgram_t textureColorShader; - shaderProgram_t fogShader[FOGDEF_COUNT]; - shaderProgram_t dlightShader[DLIGHTDEF_COUNT]; - shaderProgram_t lightallShader[LIGHTDEF_COUNT]; - shaderProgram_t shadowmapShader; - shaderProgram_t pshadowShader; - shaderProgram_t down4xShader; - shaderProgram_t bokehShader; - shaderProgram_t tonemapShader; - shaderProgram_t calclevels4xShader[2]; - shaderProgram_t shadowmaskShader; - shaderProgram_t ssaoShader; - shaderProgram_t depthBlurShader[2]; - - - // ----------------------------------------- - - viewParms_t viewParms; - - float identityLight; // 1.0 / ( 1 << overbrightBits ) - int identityLightByte; // identityLight * 255 - int overbrightBits; // r_overbrightBits->integer, but set to 0 if no hw gamma - - orientationr_t or; // for current entity - - trRefdef_t refdef; - - int viewCluster; - - float mapLightScale; - - qboolean sunShadows; - vec3_t sunLight; // from the sky shader for this level - vec3_t sunAmbient; - vec3_t sunDirection; - - frontEndCounters_t pc; - int frontEndMsec; // not in pc due to clearing issue - - vec4_t clipRegion; // 2D clipping region - - // - // put large tables at the end, so most elements will be - // within the +/32K indexed range on risc processors - // - model_t *models[MAX_MOD_KNOWN]; - int numModels; - - int numImages; - image_t *images[MAX_DRAWIMAGES]; - - int numFBOs; - FBO_t *fbos[MAX_FBOS]; - - int numVBOs; - VBO_t *vbos[MAX_VBOS]; - - int numIBOs; - IBO_t *ibos[MAX_IBOS]; - - // shader indexes from other modules will be looked up in tr.shaders[] - // shader indexes from drawsurfs will be looked up in sortedShaders[] - // lower indexed sortedShaders must be rendered first (opaque surfaces before translucent) - int numShaders; - shader_t *shaders[MAX_SHADERS]; - shader_t *sortedShaders[MAX_SHADERS]; - - int numSkins; - skin_t *skins[MAX_SKINS]; - - GLuint sunFlareQuery[2]; - int sunFlareQueryIndex; - qboolean sunFlareQueryActive[2]; - - float sinTable[FUNCTABLE_SIZE]; - float squareTable[FUNCTABLE_SIZE]; - float triangleTable[FUNCTABLE_SIZE]; - float sawToothTable[FUNCTABLE_SIZE]; - float inverseSawToothTable[FUNCTABLE_SIZE]; - float fogTable[FOG_TABLE_SIZE]; -} trGlobals_t; - -extern backEndState_t backEnd; -extern trGlobals_t tr; -extern glconfig_t glConfig; // outside of TR since it shouldn't be cleared during ref re-init -extern glstate_t glState; // outside of TR since it shouldn't be cleared during ref re-init - -// These three variables should live inside glConfig but can't because of compatibility issues to the original ID vms. -// If you release a stand-alone game and your mod uses tr_types.h from this build you can safely move them to -// the glconfig_t struct. -extern qboolean textureFilterAnisotropic; -extern int maxAnisotropy; -extern glRefConfig_t glRefConfig; -extern float displayAspect; - - -// -// cvars -// -extern cvar_t *r_flareSize; -extern cvar_t *r_flareFade; -// coefficient for the flare intensity falloff function. -#define FLARE_STDCOEFF "150" -extern cvar_t *r_flareCoeff; - -extern cvar_t *r_railWidth; -extern cvar_t *r_railCoreWidth; -extern cvar_t *r_railSegmentLength; - -extern cvar_t *r_ignore; // used for debugging anything -extern cvar_t *r_verbose; // used for verbose debug spew - -extern cvar_t *r_znear; // near Z clip plane -extern cvar_t *r_zproj; // z distance of projection plane -extern cvar_t *r_stereoSeparation; // separation of cameras for stereo rendering - -extern cvar_t *r_stencilbits; // number of desired stencil bits -extern cvar_t *r_depthbits; // number of desired depth bits -extern cvar_t *r_colorbits; // number of desired color bits, only relevant for fullscreen -extern cvar_t *r_texturebits; // number of desired texture bits -extern cvar_t *r_ext_multisample; - // 0 = use framebuffer depth - // 16 = use 16-bit textures - // 32 = use 32-bit textures - // all else = error - -extern cvar_t *r_measureOverdraw; // enables stencil buffer overdraw measurement - -extern cvar_t *r_lodbias; // push/pull LOD transitions -extern cvar_t *r_lodscale; - -extern cvar_t *r_inGameVideo; // controls whether in game video should be draw -extern cvar_t *r_fastsky; // controls whether sky should be cleared or drawn -extern cvar_t *r_drawSun; // controls drawing of sun quad -extern cvar_t *r_dynamiclight; // dynamic lights enabled/disabled -extern cvar_t *r_dlightBacks; // dlight non-facing surfaces for continuity - -extern cvar_t *r_norefresh; // bypasses the ref rendering -extern cvar_t *r_drawentities; // disable/enable entity rendering -extern cvar_t *r_drawworld; // disable/enable world rendering -extern cvar_t *r_speeds; // various levels of information display -extern cvar_t *r_detailTextures; // enables/disables detail texturing stages -extern cvar_t *r_novis; // disable/enable usage of PVS -extern cvar_t *r_nocull; -extern cvar_t *r_facePlaneCull; // enables culling of planar surfaces with back side test -extern cvar_t *r_nocurves; -extern cvar_t *r_showcluster; - -extern cvar_t *r_mode; // video mode -extern cvar_t *r_fullscreen; -extern cvar_t *r_noborder; -extern cvar_t *r_gamma; -extern cvar_t *r_ignorehwgamma; // overrides hardware gamma capabilities - -extern cvar_t *r_allowExtensions; // global enable/disable of OpenGL extensions -extern cvar_t *r_ext_compressed_textures; // these control use of specific extensions -extern cvar_t *r_ext_multitexture; -extern cvar_t *r_ext_compiled_vertex_array; -extern cvar_t *r_ext_texture_env_add; - -extern cvar_t *r_ext_texture_filter_anisotropic; -extern cvar_t *r_ext_max_anisotropy; - -extern cvar_t *r_ext_draw_range_elements; -extern cvar_t *r_ext_multi_draw_arrays; -extern cvar_t *r_ext_framebuffer_object; -extern cvar_t *r_ext_texture_float; -extern cvar_t *r_arb_half_float_pixel; -extern cvar_t *r_ext_framebuffer_multisample; - -extern cvar_t *r_nobind; // turns off binding to appropriate textures -extern cvar_t *r_singleShader; // make most world faces use default shader -extern cvar_t *r_roundImagesDown; -extern cvar_t *r_colorMipLevels; // development aid to see texture mip usage -extern cvar_t *r_picmip; // controls picmip values -extern cvar_t *r_finish; -extern cvar_t *r_drawBuffer; -extern cvar_t *r_swapInterval; -extern cvar_t *r_textureMode; -extern cvar_t *r_offsetFactor; -extern cvar_t *r_offsetUnits; - -extern cvar_t *r_fullbright; // avoid lightmap pass -extern cvar_t *r_lightmap; // render lightmaps only -extern cvar_t *r_vertexLight; // vertex lighting mode for better performance -extern cvar_t *r_uiFullScreen; // ui is running fullscreen - -extern cvar_t *r_logFile; // number of frames to emit GL logs -extern cvar_t *r_showtris; // enables wireframe rendering of the world -extern cvar_t *r_showsky; // forces sky in front of all surfaces -extern cvar_t *r_shownormals; // draws wireframe normals -extern cvar_t *r_clear; // force screen clear every frame - -extern cvar_t *r_shadows; // controls shadows: 0 = none, 1 = blur, 2 = stencil, 3 = black planar projection -extern cvar_t *r_flares; // light flares - -extern cvar_t *r_intensity; - -extern cvar_t *r_lockpvs; -extern cvar_t *r_noportals; -extern cvar_t *r_portalOnly; - -extern cvar_t *r_subdivisions; -extern cvar_t *r_lodCurveError; -extern cvar_t *r_skipBackEnd; - -extern cvar_t *r_stereoEnabled; -extern cvar_t *r_anaglyphMode; - -extern cvar_t *r_mergeMultidraws; -extern cvar_t *r_mergeLeafSurfaces; - -extern cvar_t *r_softOverbright; - -extern cvar_t *r_hdr; -extern cvar_t *r_postProcess; - -extern cvar_t *r_toneMap; -extern cvar_t *r_forceToneMap; -extern cvar_t *r_forceToneMapMin; -extern cvar_t *r_forceToneMapAvg; -extern cvar_t *r_forceToneMapMax; - -extern cvar_t *r_autoExposure; -extern cvar_t *r_forceAutoExposure; -extern cvar_t *r_forceAutoExposureMin; -extern cvar_t *r_forceAutoExposureMax; - -extern cvar_t *r_cameraExposure; - -extern cvar_t *r_srgb; - -extern cvar_t *r_depthPrepass; -extern cvar_t *r_ssao; - -extern cvar_t *r_normalMapping; -extern cvar_t *r_specularMapping; -extern cvar_t *r_deluxeMapping; -extern cvar_t *r_parallaxMapping; -extern cvar_t *r_normalAmbient; -extern cvar_t *r_dlightMode; -extern cvar_t *r_pshadowDist; -extern cvar_t *r_recalcMD3Normals; -extern cvar_t *r_mergeLightmaps; -extern cvar_t *r_imageUpsample; -extern cvar_t *r_imageUpsampleMaxSize; -extern cvar_t *r_imageUpsampleType; -extern cvar_t *r_genNormalMaps; -extern cvar_t *r_forceSun; -extern cvar_t *r_forceSunMapLightScale; -extern cvar_t *r_forceSunLightScale; -extern cvar_t *r_forceSunAmbientScale; -extern cvar_t *r_drawSunRays; -extern cvar_t *r_sunShadows; -extern cvar_t *r_shadowFilter; -extern cvar_t *r_shadowMapSize; -extern cvar_t *r_shadowCascadeZNear; -extern cvar_t *r_shadowCascadeZFar; -extern cvar_t *r_shadowCascadeZBias; - -extern cvar_t *r_greyscale; - -extern cvar_t *r_ignoreGLErrors; - -extern cvar_t *r_overBrightBits; -extern cvar_t *r_mapOverBrightBits; - -extern cvar_t *r_debugSurface; -extern cvar_t *r_simpleMipMaps; - -extern cvar_t *r_showImages; -extern cvar_t *r_debugSort; - -extern cvar_t *r_printShaders; -extern cvar_t *r_saveFontData; - -extern cvar_t *r_marksOnTriangleMeshes; - -//==================================================================== - -float R_NoiseGet4f( float x, float y, float z, float t ); -void R_NoiseInit( void ); - -void R_SwapBuffers( int ); - -void R_RenderView( viewParms_t *parms ); -void R_RenderDlightCubemaps(const refdef_t *fd); -void R_RenderPshadowMaps(const refdef_t *fd); -void R_RenderSunShadowMaps(const refdef_t *fd, int level); - -void R_AddMD3Surfaces( trRefEntity_t *e ); -void R_AddNullModelSurfaces( trRefEntity_t *e ); -void R_AddBeamSurfaces( trRefEntity_t *e ); -void R_AddRailSurfaces( trRefEntity_t *e, qboolean isUnderwater ); -void R_AddLightningBoltSurfaces( trRefEntity_t *e ); - -void R_AddPolygonSurfaces( void ); - -void R_DecomposeSort( unsigned sort, int *entityNum, shader_t **shader, - int *fogNum, int *dlightMap, int *pshadowMap ); - -void R_AddDrawSurf( surfaceType_t *surface, shader_t *shader, - int fogIndex, int dlightMap, int pshadowMap ); - -void R_CalcTangentSpace(vec3_t tangent, vec3_t bitangent, vec3_t normal, - const vec3_t v0, const vec3_t v1, const vec3_t v2, const vec2_t t0, const vec2_t t1, const vec2_t t2); -qboolean R_CalcTangentVectors(srfVert_t * dv[3]); -void R_CalcSurfaceTriangleNeighbors(int numTriangles, srfTriangle_t * triangles); -void R_CalcSurfaceTrianglePlanes(int numTriangles, srfTriangle_t * triangles, srfVert_t * verts); - -#define CULL_IN 0 // completely unclipped -#define CULL_CLIP 1 // clipped by one or more planes -#define CULL_OUT 2 // completely outside the clipping planes -void R_LocalNormalToWorld (const vec3_t local, vec3_t world); -void R_LocalPointToWorld (const vec3_t local, vec3_t world); -int R_CullBox (vec3_t bounds[2]); -int R_CullLocalBox (vec3_t bounds[2]); -int R_CullPointAndRadiusEx( const vec3_t origin, float radius, const cplane_t* frustum, int numPlanes ); -int R_CullPointAndRadius( const vec3_t origin, float radius ); -int R_CullLocalPointAndRadius( const vec3_t origin, float radius ); - -void R_SetupProjection(viewParms_t *dest, float zProj, float zFar, qboolean computeFrustum); -void R_RotateForEntity( const trRefEntity_t *ent, const viewParms_t *viewParms, orientationr_t *or ); - -/* -** GL wrapper/helper functions -*/ -void GL_Bind( image_t *image ); -void GL_BindCubemap( image_t *image ); -void GL_BindToTMU( image_t *image, int tmu ); -void GL_SetDefaultState (void); -void GL_SelectTexture( int unit ); -void GL_TextureMode( const char *string ); -void GL_CheckErrs( char *file, int line ); -#define GL_CheckErrors(...) GL_CheckErrs(__FILE__, __LINE__) -void GL_State( unsigned long stateVector ); -void GL_SetProjectionMatrix(matrix_t matrix); -void GL_SetModelviewMatrix(matrix_t matrix); -void GL_TexEnv( int env ); -void GL_Cull( int cullType ); - -#define GLS_SRCBLEND_ZERO 0x00000001 -#define GLS_SRCBLEND_ONE 0x00000002 -#define GLS_SRCBLEND_DST_COLOR 0x00000003 -#define GLS_SRCBLEND_ONE_MINUS_DST_COLOR 0x00000004 -#define GLS_SRCBLEND_SRC_ALPHA 0x00000005 -#define GLS_SRCBLEND_ONE_MINUS_SRC_ALPHA 0x00000006 -#define GLS_SRCBLEND_DST_ALPHA 0x00000007 -#define GLS_SRCBLEND_ONE_MINUS_DST_ALPHA 0x00000008 -#define GLS_SRCBLEND_ALPHA_SATURATE 0x00000009 -#define GLS_SRCBLEND_BITS 0x0000000f - -#define GLS_DSTBLEND_ZERO 0x00000010 -#define GLS_DSTBLEND_ONE 0x00000020 -#define GLS_DSTBLEND_SRC_COLOR 0x00000030 -#define GLS_DSTBLEND_ONE_MINUS_SRC_COLOR 0x00000040 -#define GLS_DSTBLEND_SRC_ALPHA 0x00000050 -#define GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA 0x00000060 -#define GLS_DSTBLEND_DST_ALPHA 0x00000070 -#define GLS_DSTBLEND_ONE_MINUS_DST_ALPHA 0x00000080 -#define GLS_DSTBLEND_BITS 0x000000f0 - -#define GLS_DEPTHMASK_TRUE 0x00000100 - -#define GLS_POLYMODE_LINE 0x00001000 - -#define GLS_DEPTHTEST_DISABLE 0x00010000 -#define GLS_DEPTHFUNC_EQUAL 0x00020000 -#define GLS_DEPTHFUNC_GREATER 0x00040000 -#define GLS_DEPTHFUNC_BITS 0x00060000 - -#define GLS_ATEST_GT_0 0x10000000 -#define GLS_ATEST_LT_80 0x20000000 -#define GLS_ATEST_GE_80 0x40000000 -#define GLS_ATEST_BITS 0x70000000 - -#define GLS_DEFAULT GLS_DEPTHMASK_TRUE - -void RE_StretchRaw (int x, int y, int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty); -void RE_UploadCinematic (int w, int h, int cols, int rows, const byte *data, int client, qboolean dirty); - -void RE_BeginFrame( stereoFrame_t stereoFrame ); -void RE_BeginRegistration( glconfig_t *glconfig ); -void RE_LoadWorldMap( const char *mapname ); -void RE_SetWorldVisData( const byte *vis ); -qhandle_t RE_RegisterModel( const char *name ); -qhandle_t RE_RegisterSkin( const char *name ); -void RE_Shutdown( qboolean destroyWindow ); - -qboolean R_GetEntityToken( char *buffer, int size ); - -model_t *R_AllocModel( void ); - -void R_Init( void ); -image_t *R_FindImageFile( const char *name, imgType_t type, imgFlags_t flags ); -image_t *R_CreateImage( const char *name, byte *pic, int width, int height, imgType_t type, imgFlags_t flags, int internalFormat ); -void R_UpdateSubImage( image_t *image, byte *pic, int x, int y, int width, int height ); -qboolean R_GetModeInfo( int *width, int *height, float *windowAspect, int mode ); - -void R_SetColorMappings( void ); -void R_GammaCorrect( byte *buffer, int bufSize ); - -void R_ImageList_f( void ); -void R_SkinList_f( void ); -// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=516 -const void *RB_TakeScreenshotCmd( const void *data ); -void R_ScreenShot_f( void ); - -void R_InitFogTable( void ); -float R_FogFactor( float s, float t ); -void R_InitImages( void ); -void R_DeleteTextures( void ); -int R_SumOfUsedImages( void ); -void R_InitSkins( void ); -skin_t *R_GetSkinByHandle( qhandle_t hSkin ); - -int R_ComputeLOD( trRefEntity_t *ent ); - -const void *RB_TakeVideoFrameCmd( const void *data ); - -// -// tr_shader.c -// -qhandle_t RE_RegisterShaderLightMap( const char *name, int lightmapIndex ); -qhandle_t RE_RegisterShader( const char *name ); -qhandle_t RE_RegisterShaderNoMip( const char *name ); -qhandle_t RE_RegisterShaderFromImage(const char *name, int lightmapIndex, image_t *image, qboolean mipRawImage); - -shader_t *R_FindShader( const char *name, int lightmapIndex, qboolean mipRawImage ); -shader_t *R_GetShaderByHandle( qhandle_t hShader ); -shader_t *R_GetShaderByState( int index, long *cycleTime ); -shader_t *R_FindShaderByName( const char *name ); -void R_InitShaders( void ); -void R_ShaderList_f( void ); -void R_RemapShader(const char *oldShader, const char *newShader, const char *timeOffset); - -/* -==================================================================== - -IMPLEMENTATION SPECIFIC FUNCTIONS - -==================================================================== -*/ - -void GLimp_Init( void ); -void GLimp_Shutdown( void ); -void GLimp_EndFrame( void ); - -void GLimp_LogComment( char *comment ); -void GLimp_Minimize(void); - -// NOTE TTimo linux works with float gamma value, not the gamma table -// the params won't be used, getting the r_gamma cvar directly -void GLimp_SetGamma( unsigned char red[256], - unsigned char green[256], - unsigned char blue[256] ); - - -void GLimp_InitExtraExtensions( void ); -/* -==================================================================== - -TESSELATOR/SHADER DECLARATIONS - -==================================================================== -*/ - -typedef struct stageVars -{ - color4ub_t colors[SHADER_MAX_VERTEXES]; - vec2_t texcoords[NUM_TEXTURE_BUNDLES][SHADER_MAX_VERTEXES]; -} stageVars_t; - -#define MAX_MULTIDRAW_PRIMITIVES 16384 - -typedef struct shaderCommands_s -{ - glIndex_t indexes[SHADER_MAX_INDEXES] QALIGN(16); - vec4_t xyz[SHADER_MAX_VERTEXES] QALIGN(16); - vec4_t normal[SHADER_MAX_VERTEXES] QALIGN(16); -#ifdef USE_VERT_TANGENT_SPACE - vec4_t tangent[SHADER_MAX_VERTEXES] QALIGN(16); - vec4_t bitangent[SHADER_MAX_VERTEXES] QALIGN(16); -#endif - vec2_t texCoords[SHADER_MAX_VERTEXES][2] QALIGN(16); - vec4_t vertexColors[SHADER_MAX_VERTEXES] QALIGN(16); - vec4_t lightdir[SHADER_MAX_VERTEXES] QALIGN(16); - //int vertexDlightBits[SHADER_MAX_VERTEXES] QALIGN(16); - - VBO_t *vbo; - IBO_t *ibo; - qboolean useInternalVBO; - - stageVars_t svars QALIGN(16); - - //color4ub_t constantColor255[SHADER_MAX_VERTEXES] QALIGN(16); - - shader_t *shader; - float shaderTime; - int fogNum; - - int dlightBits; // or together of all vertexDlightBits - int pshadowBits; - - int firstIndex; - int numIndexes; - int numVertexes; - glIndex_t minIndex; - glIndex_t maxIndex; - - int multiDrawPrimitives; - GLsizei multiDrawNumIndexes[MAX_MULTIDRAW_PRIMITIVES]; - glIndex_t *multiDrawFirstIndex[MAX_MULTIDRAW_PRIMITIVES]; - glIndex_t *multiDrawLastIndex[MAX_MULTIDRAW_PRIMITIVES]; - glIndex_t multiDrawMinIndex[MAX_MULTIDRAW_PRIMITIVES]; - glIndex_t multiDrawMaxIndex[MAX_MULTIDRAW_PRIMITIVES]; - - // info extracted from current shader - int numPasses; - void (*currentStageIteratorFunc)( void ); - shaderStage_t **xstages; -} shaderCommands_t; - -extern shaderCommands_t tess; - -void RB_BeginSurface(shader_t *shader, int fogNum ); -void RB_EndSurface(void); -void RB_CheckOverflow( int verts, int indexes ); -#define RB_CHECKOVERFLOW(v,i) if (tess.numVertexes + (v) >= SHADER_MAX_VERTEXES || tess.numIndexes + (i) >= SHADER_MAX_INDEXES ) {RB_CheckOverflow(v,i);} - -void R_DrawElementsVBO( int numIndexes, glIndex_t firstIndex, glIndex_t minIndex, glIndex_t maxIndex ); -void RB_StageIteratorGeneric( void ); -void RB_StageIteratorSky( void ); -void RB_StageIteratorVertexLitTexture( void ); -void RB_StageIteratorLightmappedMultitexture( void ); - -void RB_AddQuadStamp( vec3_t origin, vec3_t left, vec3_t up, float color[4] ); -void RB_AddQuadStampExt( vec3_t origin, vec3_t left, vec3_t up, float color[4], float s1, float t1, float s2, float t2 ); -void RB_InstantQuad( vec4_t quadVerts[4] ); -//void RB_InstantQuad2(vec4_t quadVerts[4], vec2_t texCoords[4], vec4_t color, shaderProgram_t *sp, vec2_t invTexRes); -void RB_InstantQuad2(vec4_t quadVerts[4], vec2_t texCoords[4]); - -void RB_ShowImages( void ); - - -/* -============================================================ - -WORLD MAP - -============================================================ -*/ - -void R_AddBrushModelSurfaces( trRefEntity_t *e ); -void R_AddWorldSurfaces( void ); -qboolean R_inPVS( const vec3_t p1, const vec3_t p2 ); - - -/* -============================================================ - -FLARES - -============================================================ -*/ - -void R_ClearFlares( void ); - -void RB_AddFlare( void *surface, int fogNum, vec3_t point, vec3_t color, vec3_t normal ); -void RB_AddDlightFlares( void ); -void RB_RenderFlares (void); - -/* -============================================================ - -LIGHTS - -============================================================ -*/ - -void R_DlightBmodel( bmodel_t *bmodel ); -void R_SetupEntityLighting( const trRefdef_t *refdef, trRefEntity_t *ent ); -void R_TransformDlights( int count, dlight_t *dl, orientationr_t *or ); -int R_LightForPoint( vec3_t point, vec3_t ambientLight, vec3_t directedLight, vec3_t lightDir ); -int R_LightDirForPoint( vec3_t point, vec3_t lightDir, vec3_t normal, world_t *world ); - - -/* -============================================================ - -SHADOWS - -============================================================ -*/ - -void RB_ShadowTessEnd( void ); -void RB_ShadowFinish( void ); -void RB_ProjectionShadowDeform( void ); - -/* -============================================================ - -SKIES - -============================================================ -*/ - -void R_BuildCloudData( shaderCommands_t *shader ); -void R_InitSkyTexCoords( float cloudLayerHeight ); -void R_DrawSkyBox( shaderCommands_t *shader ); -void RB_DrawSun( float scale, shader_t *shader ); -void RB_ClipSkyPolygons( shaderCommands_t *shader ); - -/* -============================================================ - -CURVE TESSELATION - -============================================================ -*/ - -#define PATCH_STITCHING - -srfGridMesh_t *R_SubdividePatchToGrid( int width, int height, - srfVert_t points[MAX_PATCH_SIZE*MAX_PATCH_SIZE] ); -srfGridMesh_t *R_GridInsertColumn( srfGridMesh_t *grid, int column, int row, vec3_t point, float loderror ); -srfGridMesh_t *R_GridInsertRow( srfGridMesh_t *grid, int row, int column, vec3_t point, float loderror ); -void R_FreeSurfaceGridMesh( srfGridMesh_t *grid ); - -/* -============================================================ - -MARKERS, POLYGON PROJECTION ON WORLD POLYGONS - -============================================================ -*/ - -int R_MarkFragments( int numPoints, const vec3_t *points, const vec3_t projection, - int maxPoints, vec3_t pointBuffer, int maxFragments, markFragment_t *fragmentBuffer ); - - -/* -============================================================ - -VERTEX BUFFER OBJECTS - -============================================================ -*/ -VBO_t *R_CreateVBO(const char *name, byte * vertexes, int vertexesSize, vboUsage_t usage); -VBO_t *R_CreateVBO2(const char *name, int numVertexes, srfVert_t * vertexes, uint32_t stateBits, vboUsage_t usage); - -IBO_t *R_CreateIBO(const char *name, byte * indexes, int indexesSize, vboUsage_t usage); -IBO_t *R_CreateIBO2(const char *name, int numTriangles, srfTriangle_t * triangles, vboUsage_t usage); - -void R_BindVBO(VBO_t * vbo); -void R_BindNullVBO(void); - -void R_BindIBO(IBO_t * ibo); -void R_BindNullIBO(void); - -void R_InitVBOs(void); -void R_ShutdownVBOs(void); -void R_VBOList_f(void); - -void RB_UpdateVBOs(unsigned int attribBits); - - -/* -============================================================ - -GLSL - -============================================================ -*/ - -void GLSL_InitGPUShaders(void); -void GLSL_ShutdownGPUShaders(void); -void GLSL_VertexAttribsState(uint32_t stateBits); -void GLSL_VertexAttribPointers(uint32_t attribBits); -void GLSL_BindProgram(shaderProgram_t * program); -void GLSL_BindNullProgram(void); - -void GLSL_SetNumUniforms(shaderProgram_t *program, int numUniforms); -void GLSL_SetUniformName(shaderProgram_t *program, int uniformNum, const char *name); -void GLSL_SetUniformInt(shaderProgram_t *program, int uniformNum, GLint value); -void GLSL_SetUniformFloat(shaderProgram_t *program, int uniformNum, GLfloat value); -void GLSL_SetUniformFloat5(shaderProgram_t *program, int uniformNum, const vec5_t v); -void GLSL_SetUniformVec2(shaderProgram_t *program, int uniformNum, const vec2_t v); -void GLSL_SetUniformVec3(shaderProgram_t *program, int uniformNum, const vec3_t v); -void GLSL_SetUniformVec4(shaderProgram_t *program, int uniformNum, const vec4_t v); -void GLSL_SetUniformMatrix16(shaderProgram_t *program, int uniformNum, const matrix_t matrix); - -shaderProgram_t *GLSL_GetGenericShaderProgram(int stage); - -/* -============================================================ - -SCENE GENERATION - -============================================================ -*/ - -void R_InitNextFrame( void ); - -void RE_ClearScene( void ); -void RE_AddRefEntityToScene( const refEntity_t *ent ); -void RE_AddPolyToScene( qhandle_t hShader , int numVerts, const polyVert_t *verts, int num ); -void RE_AddLightToScene( const vec3_t org, float intensity, float r, float g, float b ); -void RE_AddAdditiveLightToScene( const vec3_t org, float intensity, float r, float g, float b ); -void RE_RenderScene( const refdef_t *fd ); - -#ifdef RAVENMD4 -/* -============================================================= - -UNCOMPRESSING BONES - -============================================================= -*/ - -#define MC_BITS_X (16) -#define MC_BITS_Y (16) -#define MC_BITS_Z (16) -#define MC_BITS_VECT (16) - -#define MC_SCALE_X (1.0f/64) -#define MC_SCALE_Y (1.0f/64) -#define MC_SCALE_Z (1.0f/64) - -void MC_UnCompress(float mat[3][4],const unsigned char * comp); -#endif - -/* -============================================================= - -ANIMATED MODELS - -============================================================= -*/ - -// void R_MakeAnimModel( model_t *model ); haven't seen this one really, so not needed I guess. -void R_AddAnimSurfaces( trRefEntity_t *ent ); -void RB_SurfaceAnim( md4Surface_t *surfType ); -#ifdef RAVENMD4 -void R_MDRAddAnimSurfaces( trRefEntity_t *ent ); -void RB_MDRSurfaceAnim( md4Surface_t *surface ); -#endif -qboolean R_LoadIQM (model_t *mod, void *buffer, int filesize, const char *name ); -void R_AddIQMSurfaces( trRefEntity_t *ent ); -void RB_IQMSurfaceAnim( surfaceType_t *surface ); -int R_IQMLerpTag( orientation_t *tag, iqmData_t *data, - int startFrame, int endFrame, - float frac, const char *tagName ); - -/* -============================================================= - -IMAGE LOADERS - -============================================================= -*/ - -void R_LoadBMP( const char *name, byte **pic, int *width, int *height ); -void R_LoadJPG( const char *name, byte **pic, int *width, int *height ); -void R_LoadPCX( const char *name, byte **pic, int *width, int *height ); -void R_LoadPNG( const char *name, byte **pic, int *width, int *height ); -void R_LoadTGA( const char *name, byte **pic, int *width, int *height ); - -/* -============================================================= -============================================================= -*/ -void R_TransformModelToClip( const vec3_t src, const float *modelMatrix, const float *projectionMatrix, - vec4_t eye, vec4_t dst ); -void R_TransformClipToWindow( const vec4_t clip, const viewParms_t *view, vec4_t normalized, vec4_t window ); - -void RB_DeformTessGeometry( void ); - -void RB_CalcEnvironmentTexCoords( float *dstTexCoords ); -void RB_CalcFogTexCoords( float *dstTexCoords ); -void RB_CalcScrollTexCoords( const float scroll[2], float *dstTexCoords ); -void RB_CalcRotateTexCoords( float rotSpeed, float *dstTexCoords ); -void RB_CalcScaleTexCoords( const float scale[2], float *dstTexCoords ); -void RB_CalcTurbulentTexCoords( const waveForm_t *wf, float *dstTexCoords ); -void RB_CalcTransformTexCoords( const texModInfo_t *tmi, float *dstTexCoords ); - -void RB_CalcScaleTexMatrix( const float scale[2], float *matrix ); -void RB_CalcScrollTexMatrix( const float scrollSpeed[2], float *matrix ); -void RB_CalcRotateTexMatrix( float degsPerSecond, float *matrix ); -void RB_CalcTurbulentTexMatrix( const waveForm_t *wf, matrix_t matrix ); -void RB_CalcTransformTexMatrix( const texModInfo_t *tmi, float *matrix ); -void RB_CalcStretchTexMatrix( const waveForm_t *wf, float *matrix ); - -void RB_CalcModulateColorsByFog( unsigned char *dstColors ); -void RB_CalcModulateAlphasByFog( unsigned char *dstColors ); -void RB_CalcModulateRGBAsByFog( unsigned char *dstColors ); -void RB_CalcWaveAlpha( const waveForm_t *wf, unsigned char *dstColors ); -float RB_CalcWaveAlphaSingle( const waveForm_t *wf ); -void RB_CalcWaveColor( const waveForm_t *wf, unsigned char *dstColors ); -float RB_CalcWaveColorSingle( const waveForm_t *wf ); -void RB_CalcAlphaFromEntity( unsigned char *dstColors ); -void RB_CalcAlphaFromOneMinusEntity( unsigned char *dstColors ); -void RB_CalcStretchTexCoords( const waveForm_t *wf, float *texCoords ); -void RB_CalcColorFromEntity( unsigned char *dstColors ); -void RB_CalcColorFromOneMinusEntity( unsigned char *dstColors ); -void RB_CalcSpecularAlpha( unsigned char *alphas ); -void RB_CalcDiffuseColor( unsigned char *colors ); - -/* -============================================================= - -RENDERER BACK END FUNCTIONS - -============================================================= -*/ - -void RB_ExecuteRenderCommands( const void *data ); - -/* -============================================================= - -RENDERER BACK END COMMAND QUEUE - -============================================================= -*/ - -#define MAX_RENDER_COMMANDS 0x40000 - -typedef struct { - byte cmds[MAX_RENDER_COMMANDS]; - int used; -} renderCommandList_t; - -typedef struct { - int commandId; - float color[4]; -} setColorCommand_t; - -typedef struct { - int commandId; - int buffer; -} drawBufferCommand_t; - -typedef struct { - int commandId; - image_t *image; - int width; - int height; - void *data; -} subImageCommand_t; - -typedef struct { - int commandId; -} swapBuffersCommand_t; - -typedef struct { - int commandId; - int buffer; -} endFrameCommand_t; - -typedef struct { - int commandId; - shader_t *shader; - float x, y; - float w, h; - float s1, t1; - float s2, t2; -} stretchPicCommand_t; - -typedef struct { - int commandId; - trRefdef_t refdef; - viewParms_t viewParms; - drawSurf_t *drawSurfs; - int numDrawSurfs; -} drawSurfsCommand_t; - -typedef struct { - int commandId; - int x; - int y; - int width; - int height; - char *fileName; - qboolean jpeg; -} screenshotCommand_t; - -typedef struct { - int commandId; - int width; - int height; - byte *captureBuffer; - byte *encodeBuffer; - qboolean motionJpeg; -} videoFrameCommand_t; - -typedef struct -{ - int commandId; - - GLboolean rgba[4]; -} colorMaskCommand_t; - -typedef struct -{ - int commandId; -} clearDepthCommand_t; - -typedef struct { - int commandId; - int map; - int cubeSide; -} capShadowmapCommand_t; - -typedef struct { - int commandId; - trRefdef_t refdef; - viewParms_t viewParms; -} postProcessCommand_t; - -typedef enum { - RC_END_OF_LIST, - RC_SET_COLOR, - RC_STRETCH_PIC, - RC_DRAW_SURFS, - RC_DRAW_BUFFER, - RC_SWAP_BUFFERS, - RC_SCREENSHOT, - RC_VIDEOFRAME, - RC_COLORMASK, - RC_CLEARDEPTH, - RC_CAPSHADOWMAP, - RC_POSTPROCESS -} renderCommand_t; - - -// these are sort of arbitrary limits. -// the limits apply to the sum of all scenes in a frame -- -// the main view, all the 3D icons, etc -#define MAX_POLYS 600 -#define MAX_POLYVERTS 3000 - -// all of the information needed by the back end must be -// contained in a backEndData_t -typedef struct { - drawSurf_t drawSurfs[MAX_DRAWSURFS]; - dlight_t dlights[MAX_DLIGHTS]; - trRefEntity_t entities[MAX_REFENTITIES]; - srfPoly_t *polys;//[MAX_POLYS]; - polyVert_t *polyVerts;//[MAX_POLYVERTS]; - pshadow_t pshadows[MAX_CALC_PSHADOWS]; - renderCommandList_t commands; -} backEndData_t; - -extern int max_polys; -extern int max_polyverts; - -extern backEndData_t *backEndData; // the second one may not be allocated - -extern volatile renderCommandList_t *renderCommandList; - - -void *R_GetCommandBuffer( int bytes ); -void RB_ExecuteRenderCommands( const void *data ); - -void R_IssuePendingRenderCommands( void ); - -void R_AddDrawSurfCmd( drawSurf_t *drawSurfs, int numDrawSurfs ); -void R_AddCapShadowmapCmd( int dlight, int cubeSide ); -void R_AddPostProcessCmd (void); - -void RE_SetColor( const float *rgba ); -void RE_SetClipRegion( const float *region ); -void RE_StretchPic ( float x, float y, float w, float h, - float s1, float t1, float s2, float t2, qhandle_t hShader ); -void RE_BeginFrame( stereoFrame_t stereoFrame ); -void RE_EndFrame( int *frontEndMsec, int *backEndMsec ); -void RE_SaveJPG(char * filename, int quality, int image_width, int image_height, - unsigned char *image_buffer, int padding); -size_t RE_SaveJPGToBuffer(byte *buffer, size_t bufSize, int quality, - int image_width, int image_height, byte *image_buffer, int padding); -void RE_TakeVideoFrame( int width, int height, - byte *captureBuffer, byte *encodeBuffer, qboolean motionJpeg ); - -// font stuff -void R_InitFreeType( void ); -void R_DoneFreeType( void ); -void RE_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font); - - -#endif //TR_LOCAL_H |