X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=model_brush.h;h=9eae6abb9022ce2b19ef2907672da2067dd2be7f;hp=5772df2108b1b701851c3e56b27cb81a1638b3ac;hb=85a33377d64ae8438e6582a7b8472f5a4bd41942;hpb=b2c6992a06f2c837b2da24ebe16685101954533e diff --git a/model_brush.h b/model_brush.h index 5772df21..9eae6abb 100644 --- a/model_brush.h +++ b/model_brush.h @@ -30,10 +30,11 @@ BRUSH MODELS */ + // // in memory representation // -typedef struct +typedef struct mvertex_s { vec3_t position; } @@ -47,11 +48,18 @@ mvertex_t; // plane_t structure typedef struct mplane_s { - vec3_t normal; - float dist; + union + { + struct + { + vec3_t normal; + vec_t dist; + }; + vec4_t normal_and_dist; + }; // for texture axis selection and fast side tests - int type; - int signbits; + int type; // set by PlaneClassify() + int signbits; // set by PlaneClassify() } mplane_t; @@ -59,234 +67,140 @@ mplane_t; #define SHADERSTAGE_NORMAL 1 #define SHADERSTAGE_COUNT 2 -#define SHADERFLAGS_NEEDLIGHTMAP 1 - -#define SURF_PLANEBACK 2 -#define SURF_DRAWSKY 4 -#define SURF_DRAWTURB 0x10 -#define SURF_LIGHTMAP 0x20 -#define SURF_DRAWNOALPHA 0x100 -#define SURF_DRAWFULLBRIGHT 0x200 -#define SURF_LIGHTBOTHSIDES 0x400 -#define SURF_SHADOWCAST 0x1000 // this polygon can cast stencil shadows -#define SURF_SHADOWLIGHT 0x2000 // this polygon can be lit by stencil shadowing -#define SURF_WATERALPHA 0x4000 // this polygon's alpha is modulated by r_wateralpha -#define SURF_SOLIDCLIP 0x8000 // this polygon blocks movement - -#define SURFRENDER_OPAQUE 0 -#define SURFRENDER_ALPHA 1 -#define SURFRENDER_ADD 2 +//#define SURF_PLANEBACK 2 + +// indicates that all triangles of the surface should be added to the BIH collision system +#define MATERIALFLAG_MESHCOLLISIONS 0x00000001 +// use alpha blend on this material +#define MATERIALFLAG_ALPHA 0x00000002 +// use additive blend on this material +#define MATERIALFLAG_ADD 0x00000004 +// turn off depth test on this material +#define MATERIALFLAG_NODEPTHTEST 0x00000008 +// multiply alpha by r_wateralpha cvar +#define MATERIALFLAG_WATERALPHA 0x00000010 +// draw with no lighting +#define MATERIALFLAG_FULLBRIGHT 0x00000020 +// drawn as a normal surface (alternative to SKY) +#define MATERIALFLAG_WALL 0x00000040 +// this surface shows the sky in its place, alternative to WALL +// skipped if transparent +#define MATERIALFLAG_SKY 0x00000080 +// swirling water effect (used with MATERIALFLAG_WALL) +#define MATERIALFLAG_WATERSCROLL 0x00000100 +// skips drawing the surface +#define MATERIALFLAG_NODRAW 0x00000200 +// probably used only on q1bsp water +#define MATERIALFLAG_LIGHTBOTHSIDES 0x00000400 +// use alpha test on this material +#define MATERIALFLAG_ALPHATEST 0x00000800 +// treat this material as a blended transparency (as opposed to an alpha test +// transparency), this causes special fog behavior, and disables glDepthMask +#define MATERIALFLAG_BLENDED 0x00001000 +// render using a custom blendfunc +#define MATERIALFLAG_CUSTOMBLEND 0x00002000 +// do not cast shadows from this material +#define MATERIALFLAG_NOSHADOW 0x00004000 +// render using vertex alpha (q3bsp) as texture blend parameter between foreground (normal) skinframe and background skinframe +#define MATERIALFLAG_VERTEXTEXTUREBLEND 0x00008000 +// disables GL_CULL_FACE on this texture (making it double sided) +#define MATERIALFLAG_NOCULLFACE 0x00010000 +// render with a very short depth range (like 10% of normal), this causes entities to appear infront of most of the scene +#define MATERIALFLAG_SHORTDEPTHRANGE 0x00020000 +// render water, comprising refraction and reflection (note: this is always opaque, the shader does the alpha effect) +#define MATERIALFLAG_WATERSHADER 0x00040000 +// render refraction (note: this is just a way to distort the background, otherwise useless) +#define MATERIALFLAG_REFRACTION 0x00080000 +// render reflection +#define MATERIALFLAG_REFLECTION 0x00100000 +// use model lighting on this material (q1bsp lightmap sampling or q3bsp lightgrid, implies FULLBRIGHT is false) +#define MATERIALFLAG_MODELLIGHT 0x00200000 +// causes RSurf_GetCurrentTexture to leave alone certain fields +#define MATERIALFLAG_CUSTOMSURFACE 0x00800000 +// causes MATERIALFLAG_BLENDED to render a depth pass before rendering, hiding backfaces and other hidden geometry +#define MATERIALFLAG_TRANSDEPTH 0x01000000 +// like refraction, but doesn't distort etc. +#define MATERIALFLAG_CAMERA 0x02000000 +// disable rtlight on surface - does not disable other types of lighting (LIGHTMAP, MODELLIGHT) +#define MATERIALFLAG_NORTLIGHT 0x04000000 +// alphagen vertex +#define MATERIALFLAG_ALPHAGEN_VERTEX 0x08000000 +// use occlusion buffer for corona +#define MATERIALFLAG_OCCLUDE 0x10000000 +// use vertex color instead of lighting (e.g. particles and other glowy stuff), use with MATERIALFLAG_FULLBRIGHT +#define MATERIALFLAG_VERTEXCOLOR 0x20000000 +// combined mask of all attributes that require depth sorted rendering +#define MATERIALFLAGMASK_DEPTHSORTED (MATERIALFLAG_BLENDED | MATERIALFLAG_NODEPTHTEST) +// combined mask of all attributes that cause some sort of transparency +#define MATERIALFLAGMASK_TRANSLUCENT (MATERIALFLAG_WATERALPHA | MATERIALFLAG_SKY | MATERIALFLAG_NODRAW | MATERIALFLAG_ALPHATEST | MATERIALFLAG_BLENDED | MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION) + +typedef struct medge_s +{ + unsigned int v[2]; +} +medge_t; struct entity_render_s; struct texture_s; struct msurface_s; -// change this stuff when real shaders are added -typedef struct Cshader_s -{ - void (*shaderfunc[SHADERSTAGE_COUNT])(const struct entity_render_s *ent, const struct texture_s *texture, struct msurface_s **surfchain); - int flags; -} -Cshader_t; - -extern Cshader_t Cshader_wall_lightmap; -extern Cshader_t Cshader_water; -extern Cshader_t Cshader_sky; - -typedef struct texture_s -{ - // name - char name[16]; - // size - unsigned int width, height; - // SURF_ flags - unsigned int flags; - - // position in the model's textures array - int number; - - // type of rendering (SURFRENDER_ value) - int rendertype; - - // loaded the same as model skins - skinframe_t skin; - - // shader to use for this texture - Cshader_t *shader; - - // total frames in sequence and alternate sequence - int anim_total[2]; - // direct pointers to each of the frames in the sequences - // (indexed as [alternate][frame]) - struct texture_s *anim_frames[2][10]; - // set if animated or there is an alternate frame set - // (this is an optimization in the renderer) - int animated; - // the current texture frame in animation - struct texture_s *currentframe; - // current alpha of the texture - float currentalpha; -} -texture_t; - -typedef struct -{ - unsigned short v[2]; -} -medge_t; - -typedef struct -{ - float vecs[2][4]; - texture_t *texture; - int flags; -} -mtexinfo_t; - -// LordHavoc: replaces glpoly, triangle mesh -typedef struct surfmesh_s -{ - // can be multiple meshs per surface - struct surfmesh_s *chain; - int numverts; // number of vertices in the mesh - int numtriangles; // number of triangles in the mesh - float *vertex3f; // float[verts*3] vertex locations - float *svector3f; // float[verts*3] direction of 'S' (right) texture axis for each vertex - float *tvector3f; // float[verts*3] direction of 'T' (down) texture axis for each vertex - float *normal3f; // float[verts*3] direction of 'R' (out) texture axis for each vertex - int *lightmapoffsets; // index into surface's lightmap samples for vertex lighting - float *texcoordtexture2f; // float[verts*2] texcoords for surface texture - float *texcoordlightmap2f; // float[verts*2] texcoords for lightmap texture - float *texcoorddetail2f; // float[verts*2] texcoords for detail texture - int *element3i; // int[tris*3] triangles of the mesh, 3 indices into vertex arrays for each - int *neighbor3i; // int[tris*3] neighboring triangle on each edge (-1 if none) -} -surfmesh_t; - -typedef struct msurface_s -{ - // bounding box for onscreen checks - vec3_t poly_mins; - vec3_t poly_maxs; - - // the node plane this is on, backwards if SURF_PLANEBACK flag set - mplane_t *plane; - // SURF_ flags - int flags; - // texture mapping properties used by this surface - mtexinfo_t *texinfo; - - // the lightmap texture fragment to use on the rendering mesh - rtexture_t *lightmaptexture; - // mesh for rendering - surfmesh_t *mesh; - // if lightmap settings changed, this forces update - int cached_dlight; - - // should be drawn if visframe == r_framecount (set by PrepareSurfaces) - int visframe; - // should be drawn if onscreen and not a backface (used for setting visframe) - //int pvsframe; - // chain of surfaces marked visible by pvs - //struct msurface_s *pvschain; - - // surface number, to avoid having to do a divide to find the number of a surface from it's address - int number; - - // center for sorting transparent meshes - vec3_t poly_center; - - // index into d_lightstylevalue array, 255 means not used (black) - qbyte styles[MAXLIGHTMAPS]; - // RGB lighting data [numstyles][height][width][3] - qbyte *samples; - // stain to apply on lightmap (soot/dirt/blood/whatever) - qbyte *stainsamples; - // the stride when building lightmaps to comply with fragment update - int lightmaptexturestride; - int texturemins[2]; - int extents[2]; - - // if this == r_framecount there are dynamic lights on the surface - int dlightframe; - // which dynamic lights are touching this surface - // (only access this if dlightframe is current) - int dlightbits[8]; - // avoid redundent addition of dlights - int lightframe; - - // avoid multiple collision traces with a surface polygon - int colframe; - - // these are just 3D points defining the outline of the polygon, - // no texcoord info (that can be generated from these) - int poly_numverts; - float *poly_verts; - - // neighboring surfaces (one per poly_numverts) - //struct msurface_s **neighborsurfaces; - // currently used only for generating static shadow volumes - int castshadow; -} -msurface_t; typedef struct mnode_s { -// common with leaf - // always 0 in nodes - int contents; - + //this part shared between node and leaf + mplane_t *plane; // != NULL struct mnode_s *parent; struct mportal_s *portals; - // for bounding box culling vec3_t mins; vec3_t maxs; + // supercontents from all brushes inside this node or leaf + int combinedsupercontents; -// node specific - mplane_t *plane; + // this part unique to node struct mnode_s *children[2]; - unsigned short firstsurface; - unsigned short numsurfaces; + // q1bsp specific + unsigned int firstsurface; + unsigned int numsurfaces; } mnode_t; typedef struct mleaf_s { -// common with node - // always negative in leafs - int contents; - + //this part shared between node and leaf + mplane_t *plane; // == NULL struct mnode_s *parent; struct mportal_s *portals; - // for bounding box culling vec3_t mins; vec3_t maxs; - -// leaf specific - // next leaf in pvschain - struct mleaf_s *pvschain; - // potentially visible if current (model->pvsframecount) - int pvsframe; - // visible if marked current (r_framecount) - int visframe; - // used by certain worldnode variants to avoid processing the same leaf twice in a frame - int worldnodeframe; - // used by polygon-through-portals visibility checker - int portalmarkid; - - qbyte *compressed_vis; - - int *firstmarksurface; - int nummarksurfaces; - qbyte ambient_sound_level[NUM_AMBIENTS]; + // supercontents from all brushes inside this node or leaf + int combinedsupercontents; + + // this part unique to leaf + // common + int clusterindex; // -1 is not in pvs, >= 0 is pvs bit number + int areaindex; // q3bsp + int containscollisionsurfaces; // indicates whether the leafsurfaces contains q3 patches + int numleafsurfaces; + int *firstleafsurface; + int numleafbrushes; // q3bsp + int *firstleafbrush; // q3bsp + unsigned char ambient_sound_level[NUM_AMBIENTS]; // q1bsp + int contents; // q1bsp: // TODO: remove (only used temporarily during loading when making collision hull 0) + int portalmarkid; // q1bsp // used by see-polygon-through-portals visibility checker } mleaf_t; -typedef struct +typedef struct mclipnode_s +{ + int planenum; + int children[2]; // negative numbers are contents +} mclipnode_t; + +typedef struct hull_s { - dclipnode_t *clipnodes; + mclipnode_t *clipnodes; mplane_t *planes; int firstclipnode; int lastclipnode; @@ -301,10 +215,11 @@ typedef struct mportal_s struct mportal_s *next; // the next portal on this leaf mleaf_t *here; // the leaf this portal is on mleaf_t *past; // the leaf through this portal (infront) - mvertex_t *points; int numpoints; + mvertex_t *points; + vec3_t mins, maxs; // culling mplane_t plane; - int visframe; // is this portal visible this frame? + double tracetime; // refreshed to realtime by traceline tests } mportal_t; @@ -318,54 +233,9 @@ typedef struct svbspmesh_s } svbspmesh_t; -typedef struct mlight_s -{ - // location of light - vec3_t origin; - // distance attenuation scale (smaller is a larger light) - float falloff; - // color and brightness combined - vec3_t light; - // brightness bias, used for limiting radius without a hard edge - float subtract; - // spotlight direction - vec3_t spotdir; - // cosine of spotlight cone angle (or 0 if not a spotlight) - float spotcone; - // distance bias (larger value is softer and darker) - float distbias; - // light style controlling this light - int style; - // maximum extent of the light for shading purposes - float lightradius; - // maximum extent of the light for culling purposes - float cullradius; - float cullradius2; - /* - // surfaces this shines on - int numsurfaces; - msurface_t **surfaces; - // lit area - vec3_t mins, maxs; - // precomputed shadow volume meshs - //svbspmesh_t *shadowvolume; - //vec3_t shadowvolumemins, shadowvolumemaxs; - shadowmesh_t *shadowvolume; - */ -} -mlight_t; - -extern rtexture_t *r_notexture; -extern texture_t r_notexture_mip; - -struct model_s; -void Mod_Q1BSP_Load(struct model_s *mod, void *buffer); -void Mod_IBSP_Load(struct model_s *mod, void *buffer); -void Mod_MAP_Load(struct model_s *mod, void *buffer); -void Mod_BrushInit(void); - // Q2 bsp stuff +#define Q2BSPMAGIC ('I' + 'B' * 256 + 'S' * 65536 + 'P' * 16777216) #define Q2BSPVERSION 38 // leaffaces, leafbrushes, planes, and verts are still bounded by @@ -394,14 +264,14 @@ void Mod_BrushInit(void); #define Q2LUMP_AREAPORTALS 18 #define Q2HEADER_LUMPS 19 -typedef struct +typedef struct q2dheader_s { int ident; int version; - lump_t lumps[HEADER_LUMPS]; + lump_t lumps[Q2HEADER_LUMPS]; } q2dheader_t; -typedef struct +typedef struct q2dmodel_s { float mins[3], maxs[3]; float origin[3]; // for sounds or lights @@ -464,10 +334,14 @@ typedef struct #define Q2SURF_FLOWING 0x40 // scroll towards angle #define Q2SURF_NODRAW 0x80 // don't bother referencing the texture +#define Q2SURF_HINT 0x100 // make a primary bsp splitter +#define Q2SURF_SKIP 0x200 // completely ignore, allowing non-closed brushes +#define Q2SURF_ALPHATEST 0x02000000 // alpha test masking of color 255 in wal textures (supported by modded engines) -typedef struct +/* +typedef struct q2dnode_s { int planenum; int children[2]; // negative numbers are -(leafs+1), not nodes @@ -477,17 +351,16 @@ typedef struct unsigned short numfaces; // counting both sides } q2dnode_t; - -typedef struct +typedef struct q2texinfo_s { float vecs[2][4]; // [s/t][xyz offset] int flags; // miptex flags + overrides int value; // light emission, etc - char texture[32]; // texture name (textures/*.wal) + char texture[32]; // texture name (textures/something.wal) int nexttexinfo; // for animations, -1 = end of chain } q2texinfo_t; -typedef struct +typedef struct q2dleaf_s { int contents; // OR of all brushes (not needed?) @@ -504,13 +377,13 @@ typedef struct unsigned short numleafbrushes; } q2dleaf_t; -typedef struct +typedef struct q2dbrushside_s { unsigned short planenum; // facing out of the leaf short texinfo; } q2dbrushside_t; -typedef struct +typedef struct q2dbrush_s { int firstside; int numsides; @@ -523,7 +396,7 @@ typedef struct // compressed bit vectors #define Q2DVIS_PVS 0 #define Q2DVIS_PHS 1 -typedef struct +typedef struct q2dvis_s { int numclusters; int bitofs[8][2]; // bitofs[numclusters][2] @@ -532,22 +405,25 @@ typedef struct // each area has a list of portals that lead into other areas // when portals are closed, other areas may not be visible or // hearable even if the vis info says that it should be -typedef struct +typedef struct q2dareaportal_s { int portalnum; int otherarea; } q2dareaportal_t; -typedef struct +typedef struct q2darea_s { int numareaportals; int firstareaportal; } q2darea_t; +*/ //Q3 bsp stuff #define Q3BSPVERSION 46 +#define Q3BSPVERSION_LIVE 47 +#define Q3BSPVERSION_IG 48 #define Q3LUMP_ENTITIES 0 // entities to spawn (used by server and client) #define Q3LUMP_TEXTURES 1 // textures used (used by faces) @@ -567,17 +443,18 @@ typedef struct #define Q3LUMP_LIGHTGRID 15 // lighting as a voxel grid (used by rendering) #define Q3LUMP_PVS 16 // potentially visible set; bit[clusters][clusters] (used by rendering) #define Q3HEADER_LUMPS 17 +#define Q3LUMP_ADVERTISEMENTS 17 // quake live stuff written by zeroradiant's q3map2 (ignored by DP) +#define Q3HEADER_LUMPS_LIVE 18 +#define Q3HEADER_LUMPS_MAX 18 -#define Q3PATHLENGTH 64 - -typedef struct +typedef struct q3dheader_s { int ident; int version; - lump_t lumps[HEADER_LUMPS]; + lump_t lumps[Q3HEADER_LUMPS_MAX]; } q3dheader_t; -typedef struct +typedef struct q3dtexture_s { char name[Q3PATHLENGTH]; int surfaceflags; @@ -586,14 +463,14 @@ typedef struct q3dtexture_t; // note: planes are paired, the pair of planes with i and i ^ 1 are opposites. -typedef struct +typedef struct q3dplane_s { float normal[3]; float dist; } q3dplane_t; -typedef struct +typedef struct q3dnode_s { int planeindex; int childrenindex[2]; @@ -602,7 +479,7 @@ typedef struct } q3dnode_t; -typedef struct +typedef struct q3dleaf_s { int clusterindex; // pvs index int areaindex; // area index @@ -615,7 +492,7 @@ typedef struct } q3dleaf_t; -typedef struct +typedef struct q3dmodel_s { float mins[3]; float maxs[3]; @@ -626,7 +503,7 @@ typedef struct } q3dmodel_t; -typedef struct +typedef struct q3dbrush_s { int firstbrushside; int numbrushsides; @@ -634,14 +511,22 @@ typedef struct } q3dbrush_t; -typedef struct +typedef struct q3dbrushside_s { int planeindex; int textureindex; } q3dbrushside_t; -typedef struct +typedef struct q3dbrushside_ig_s +{ + int planeindex; + int textureindex; + int surfaceflags; +} +q3dbrushside_ig_t; + +typedef struct q3dvertex_s { float origin3f[3]; float texcoord2f[2]; @@ -651,13 +536,13 @@ typedef struct } q3dvertex_t; -typedef struct +typedef struct q3dmeshvertex_s { int offset; // first vertex index of mesh } q3dmeshvertex_t; -typedef struct +typedef struct q3deffect_s { char shadername[Q3PATHLENGTH]; int brushindex; @@ -665,12 +550,12 @@ typedef struct } q3deffect_t; -#define Q3FACETYPE_POLYGON 1 // common +#define Q3FACETYPE_FLAT 1 // common #define Q3FACETYPE_PATCH 2 // common #define Q3FACETYPE_MESH 3 // common #define Q3FACETYPE_FLARE 4 // rare (is this ever used?) -typedef struct +typedef struct q3dface_s { int textureindex; int effectindex; // -1 if none @@ -692,14 +577,14 @@ typedef struct unknown; struct { - // Q3FACETYPE_POLYGON - // polygon is simply a convex polygon, renderable as a mesh + // Q3FACETYPE_FLAT + // mesh is a collection of triangles on a plane, renderable as a mesh (NOT a polygon) float lightmap_origin[3]; float lightmap_vectors[2][3]; float normal[3]; int unused1[2]; } - polygon; + flat; struct { // Q3FACETYPE_PATCH @@ -741,13 +626,13 @@ typedef struct } q3dface_t; -typedef struct +typedef struct q3dlightmap_s { unsigned char rgb[128*128*3]; } q3dlightmap_t; -typedef struct +typedef struct q3dlightgrid_s { unsigned char ambientrgb[3]; unsigned char diffusergb[3]; @@ -756,7 +641,7 @@ typedef struct } q3dlightgrid_t; -typedef struct +typedef struct q3dpvs_s { int numclusters; int chainlength; @@ -766,5 +651,81 @@ typedef struct } q3dpvs_t; +// surfaceflags from bsp +#define Q3SURFACEFLAG_NODAMAGE 1 +#define Q3SURFACEFLAG_SLICK 2 +#define Q3SURFACEFLAG_SKY 4 +#define Q3SURFACEFLAG_LADDER 8 // has no surfaceparm +#define Q3SURFACEFLAG_NOIMPACT 16 +#define Q3SURFACEFLAG_NOMARKS 32 +#define Q3SURFACEFLAG_FLESH 64 // has no surfaceparm +#define Q3SURFACEFLAG_NODRAW 128 +#define Q3SURFACEFLAG_HINT 256 +#define Q3SURFACEFLAG_SKIP 512 // has no surfaceparm +#define Q3SURFACEFLAG_NOLIGHTMAP 1024 +#define Q3SURFACEFLAG_POINTLIGHT 2048 +#define Q3SURFACEFLAG_METALSTEPS 4096 +#define Q3SURFACEFLAG_NOSTEPS 8192 // has no surfaceparm +#define Q3SURFACEFLAG_NONSOLID 16384 +#define Q3SURFACEFLAG_LIGHTFILTER 32768 +#define Q3SURFACEFLAG_ALPHASHADOW 65536 +#define Q3SURFACEFLAG_NODLIGHT 131072 +#define Q3SURFACEFLAG_DUST 262144 + +// surfaceparms from shaders +#define Q3SURFACEPARM_ALPHASHADOW 1 +#define Q3SURFACEPARM_AREAPORTAL 2 +#define Q3SURFACEPARM_CLUSTERPORTAL 4 +#define Q3SURFACEPARM_DETAIL 8 +#define Q3SURFACEPARM_DONOTENTER 16 +#define Q3SURFACEPARM_FOG 32 +#define Q3SURFACEPARM_LAVA 64 +#define Q3SURFACEPARM_LIGHTFILTER 128 +#define Q3SURFACEPARM_METALSTEPS 256 +#define Q3SURFACEPARM_NODAMAGE 512 +#define Q3SURFACEPARM_NODLIGHT 1024 +#define Q3SURFACEPARM_NODRAW 2048 +#define Q3SURFACEPARM_NODROP 4096 +#define Q3SURFACEPARM_NOIMPACT 8192 +#define Q3SURFACEPARM_NOLIGHTMAP 16384 +#define Q3SURFACEPARM_NOMARKS 32768 +#define Q3SURFACEPARM_NOMIPMAPS 65536 +#define Q3SURFACEPARM_NONSOLID 131072 +#define Q3SURFACEPARM_ORIGIN 262144 +#define Q3SURFACEPARM_PLAYERCLIP 524288 +#define Q3SURFACEPARM_SKY 1048576 +#define Q3SURFACEPARM_SLICK 2097152 +#define Q3SURFACEPARM_SLIME 4194304 +#define Q3SURFACEPARM_STRUCTURAL 8388608 +#define Q3SURFACEPARM_TRANS 16777216 +#define Q3SURFACEPARM_WATER 33554432 +#define Q3SURFACEPARM_POINTLIGHT 67108864 +#define Q3SURFACEPARM_HINT 134217728 +#define Q3SURFACEPARM_DUST 268435456 +#define Q3SURFACEPARM_BOTCLIP 536870912 +#define Q3SURFACEPARM_LIGHTGRID 1073741824 +#define Q3SURFACEPARM_ANTIPORTAL 2147483648u + +typedef struct q3mbrush_s +{ + struct colbrushf_s *colbrushf; + int numbrushsides; + struct q3mbrushside_s *firstbrushside; + struct texture_s *texture; +} +q3mbrush_t; + +typedef struct q3mbrushside_s +{ + struct mplane_s *plane; + struct texture_s *texture; +} +q3mbrushside_t; + +// the first cast is to shut up a stupid warning by clang, the second cast is to make both sides have the same type +#define CHECKPVSBIT(pvs,b) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] & (1 << ((b) & 7))) : (unsigned char) false) +#define SETPVSBIT(pvs,b) (void) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] |= (1 << ((b) & 7))) : (unsigned char) false) +#define CLEARPVSBIT(pvs,b) (void) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] &= ~(1 << ((b) & 7))) : (unsigned char) false) + #endif