X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=model_brush.h;h=bec06c30e43e73e6bac9aba7dca49ee00aa0746c;hp=fb16732118d4c7ca1d18076ebdcf4bc579022a0a;hb=49f0e1cbc8bc4ea8a165e8b86092c40bf4599a8e;hpb=a8b156d66e65793406f0039985f62307d153126e diff --git a/model_brush.h b/model_brush.h index fb167321..bec06c30 100644 --- a/model_brush.h +++ b/model_brush.h @@ -21,6 +21,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #ifndef MODEL_BRUSH_H #define MODEL_BRUSH_H +#include "qtypes.h" +#include "qdefs.h" +#include "bspfile.h" + /* ============================================================================== @@ -115,20 +119,22 @@ mplane_t; #define MATERIALFLAG_REFLECTION 0x00100000 // use model lighting on this material (q1bsp lightmap sampling or q3bsp lightgrid, implies FULLBRIGHT is false) #define MATERIALFLAG_MODELLIGHT 0x00200000 -// add directional model lighting to this material (q3bsp lightgrid only) -#define MATERIALFLAG_MODELLIGHT_DIRECTIONAL 0x00400000 // 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, use R_LightPoint instead +// disable rtlight on surface - does not disable other types of lighting (LIGHTMAP, MODELLIGHT) #define MATERIALFLAG_NORTLIGHT 0x04000000 -// alphagen vertex +// alphagen vertex - should always be used with MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW (or MATERIALFLAG_ADD instead of MATERIALFLAG_ALPHA) #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 +// sample the q3bsp lightgrid in the shader rather than relying on MATERIALFLAG_MODELLIGHT +#define MATERIALFLAG_LIGHTGRID 0x40000000 // 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 @@ -219,6 +225,7 @@ typedef struct mportal_s mvertex_t *points; vec3_t mins, maxs; // culling mplane_t plane; + double tracetime; // refreshed to realtime by traceline tests } mportal_t; @@ -232,494 +239,123 @@ typedef struct svbspmesh_s } svbspmesh_t; -// Q2 bsp stuff - -#define Q2BSPMAGIC ('I' + 'B' * 256 + 'S' * 65536 + 'P' * 16777216) -#define Q2BSPVERSION 38 - -// leaffaces, leafbrushes, planes, and verts are still bounded by -// 16 bit short limits - -//============================================================================= - -#define Q2LUMP_ENTITIES 0 -#define Q2LUMP_PLANES 1 -#define Q2LUMP_VERTEXES 2 -#define Q2LUMP_VISIBILITY 3 -#define Q2LUMP_NODES 4 -#define Q2LUMP_TEXINFO 5 -#define Q2LUMP_FACES 6 -#define Q2LUMP_LIGHTING 7 -#define Q2LUMP_LEAFS 8 -#define Q2LUMP_LEAFFACES 9 -#define Q2LUMP_LEAFBRUSHES 10 -#define Q2LUMP_EDGES 11 -#define Q2LUMP_SURFEDGES 12 -#define Q2LUMP_MODELS 13 -#define Q2LUMP_BRUSHES 14 -#define Q2LUMP_BRUSHSIDES 15 -#define Q2LUMP_POP 16 -#define Q2LUMP_AREAS 17 -#define Q2LUMP_AREAPORTALS 18 -#define Q2HEADER_LUMPS 19 - -typedef struct q2dheader_s -{ - int ident; - int version; - lump_t lumps[Q2HEADER_LUMPS]; -} q2dheader_t; - -typedef struct q2dmodel_s -{ - float mins[3], maxs[3]; - float origin[3]; // for sounds or lights - int headnode; - int firstface, numfaces; // submodels just draw faces - // without walking the bsp tree -} q2dmodel_t; - -// planes (x&~1) and (x&~1)+1 are always opposites - -// contents flags are seperate bits -// a given brush can contribute multiple content bits -// multiple brushes can be in a single leaf - -// these definitions also need to be in q_shared.h! - -// lower bits are stronger, and will eat weaker brushes completely -#define Q2CONTENTS_SOLID 1 // an eye is never valid in a solid -#define Q2CONTENTS_WINDOW 2 // translucent, but not watery -#define Q2CONTENTS_AUX 4 -#define Q2CONTENTS_LAVA 8 -#define Q2CONTENTS_SLIME 16 -#define Q2CONTENTS_WATER 32 -#define Q2CONTENTS_MIST 64 -#define Q2LAST_VISIBLE_CONTENTS 64 - -// remaining contents are non-visible, and don't eat brushes - -#define Q2CONTENTS_AREAPORTAL 0x8000 - -#define Q2CONTENTS_PLAYERCLIP 0x10000 -#define Q2CONTENTS_MONSTERCLIP 0x20000 - -// currents can be added to any other contents, and may be mixed -#define Q2CONTENTS_CURRENT_0 0x40000 -#define Q2CONTENTS_CURRENT_90 0x80000 -#define Q2CONTENTS_CURRENT_180 0x100000 -#define Q2CONTENTS_CURRENT_270 0x200000 -#define Q2CONTENTS_CURRENT_UP 0x400000 -#define Q2CONTENTS_CURRENT_DOWN 0x800000 - -#define Q2CONTENTS_ORIGIN 0x1000000 // removed before bsping an entity - -#define Q2CONTENTS_MONSTER 0x2000000 // should never be on a brush, only in game -#define Q2CONTENTS_DEADMONSTER 0x4000000 -#define Q2CONTENTS_DETAIL 0x8000000 // brushes to be added after vis leafs -#define Q2CONTENTS_TRANSLUCENT 0x10000000 // auto set if any surface has trans -#define Q2CONTENTS_LADDER 0x20000000 - - - -#define Q2SURF_LIGHT 0x1 // value will hold the light strength - -#define Q2SURF_SLICK 0x2 // effects game physics - -#define Q2SURF_SKY 0x4 // don't draw, but add to skybox -#define Q2SURF_WARP 0x8 // turbulent water warp -#define Q2SURF_TRANS33 0x10 -#define Q2SURF_TRANS66 0x20 -#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 q2dnode_s -{ - int planenum; - int children[2]; // negative numbers are -(leafs+1), not nodes - short mins[3]; // for frustom culling - short maxs[3]; - unsigned short firstface; - unsigned short numfaces; // counting both sides -} q2dnode_t; - -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/something.wal) - int nexttexinfo; // for animations, -1 = end of chain -} q2texinfo_t; - -typedef struct q2dleaf_s +typedef struct model_brush_lightstyleinfo_s { - int contents; // OR of all brushes (not needed?) - - short cluster; - short area; - - short mins[3]; // for frustum culling - short maxs[3]; - - unsigned short firstleafface; - unsigned short numleaffaces; - - unsigned short firstleafbrush; - unsigned short numleafbrushes; -} q2dleaf_t; - -typedef struct q2dbrushside_s -{ - unsigned short planenum; // facing out of the leaf - short texinfo; -} q2dbrushside_t; - -typedef struct q2dbrush_s -{ - int firstside; - int numsides; - int contents; -} q2dbrush_t; - - -// the visibility lump consists of a header with a count, then -// byte offsets for the PVS and PHS of each cluster, then the raw -// compressed bit vectors -#define Q2DVIS_PVS 0 -#define Q2DVIS_PHS 1 -typedef struct q2dvis_s -{ - int numclusters; - int bitofs[8][2]; // bitofs[numclusters][2] -} q2dvis_t; - -// 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 q2dareaportal_s -{ - int portalnum; - int otherarea; -} q2dareaportal_t; - -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) -#define Q3LUMP_PLANES 2 // planes used (used by bsp nodes) -#define Q3LUMP_NODES 3 // bsp nodes (used by bsp nodes, bsp leafs, rendering, collisions) -#define Q3LUMP_LEAFS 4 // bsp leafs (used by bsp nodes) -#define Q3LUMP_LEAFFACES 5 // array of ints indexing faces (used by leafs) -#define Q3LUMP_LEAFBRUSHES 6 // array of ints indexing brushes (used by leafs) -#define Q3LUMP_MODELS 7 // models (used by rendering, collisions) -#define Q3LUMP_BRUSHES 8 // brushes (used by effects, collisions) -#define Q3LUMP_BRUSHSIDES 9 // brush faces (used by brushes) -#define Q3LUMP_VERTICES 10 // mesh vertices (used by faces) -#define Q3LUMP_TRIANGLES 11 // mesh triangles (used by faces) -#define Q3LUMP_EFFECTS 12 // fog (used by faces) -#define Q3LUMP_FACES 13 // surfaces (used by leafs) -#define Q3LUMP_LIGHTMAPS 14 // lightmap textures (used by faces) -#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 - -typedef struct q3dheader_s -{ - int ident; - int version; - lump_t lumps[Q3HEADER_LUMPS_MAX]; -} q3dheader_t; - -typedef struct q3dtexture_s -{ - char name[Q3PATHLENGTH]; - int surfaceflags; - int contents; + int style; + int value; + int numsurfaces; + int *surfacelist; } -q3dtexture_t; - -// note: planes are paired, the pair of planes with i and i ^ 1 are opposites. -typedef struct q3dplane_s -{ - float normal[3]; - float dist; -} -q3dplane_t; - -typedef struct q3dnode_s -{ - int planeindex; - int childrenindex[2]; - int mins[3]; - int maxs[3]; -} -q3dnode_t; - -typedef struct q3dleaf_s -{ - int clusterindex; // pvs index - int areaindex; // area index - int mins[3]; - int maxs[3]; - int firstleafface; - int numleaffaces; - int firstleafbrush; - int numleafbrushes; +model_brush_lightstyleinfo_t; + +typedef struct model_brush_s +{ + // true if this model is a HalfLife .bsp file + qbool ishlbsp; + // true if this model is a BSP2rmqe .bsp file (expanded 32bit bsp format for rmqe) + qbool isbsp2rmqe; + // true if this model is a BSP2 .bsp file (expanded 32bit bsp format for DarkPlaces, others?) + qbool isbsp2; + // true if this model is a Quake2 .bsp file (IBSP38) + qbool isq2bsp; + // true if this model is a Quake3 .bsp file (IBSP46) + qbool isq3bsp; + // true if this model is a Quake1/Quake2 .bsp file where skymasking capability exists + qbool skymasking; + // string of entity definitions (.map format) + char *entities; + + // if not NULL this is a submodel + struct model_s *parentmodel; + // (this is the number of the submodel, an index into submodels) + int submodel; + + // number of submodels in this map (just used by server to know how many + // submodels to load) + int numsubmodels; + // pointers to each of the submodels + struct model_s **submodels; + + int num_planes; + mplane_t *data_planes; + + int num_nodes; + mnode_t *data_nodes; + + // visible leafs, not counting 0 (solid) + int num_visleafs; + // number of actual leafs (including 0 which is solid) + int num_leafs; + mleaf_t *data_leafs; + + int num_leafbrushes; + int *data_leafbrushes; + + int num_leafsurfaces; + int *data_leafsurfaces; + + int num_portals; + mportal_t *data_portals; + + int num_portalpoints; + mvertex_t *data_portalpoints; + + int num_brushes; + struct q3mbrush_s *data_brushes; + + int num_brushsides; + struct q3mbrushside_s *data_brushsides; + + // pvs + int num_pvsclusters; + int num_pvsclusterbytes; + unsigned char *data_pvsclusters; + // example + //pvschain = model->brush.data_pvsclusters + mycluster * model->brush.num_pvsclusterbytes; + //if (pvschain[thatcluster >> 3] & (1 << (thatcluster & 7))) + + // collision geometry for q3 curves + int num_collisionvertices; + int num_collisiontriangles; + float *data_collisionvertex3f; + int *data_collisionelement3i; + + // a mesh containing all shadow casting geometry for the whole model (including submodels), portions of this are referenced by each surface's num_firstshadowmeshtriangle + struct shadowmesh_s *shadowmesh; + + // a mesh containing all SUPERCONTENTS_SOLID surfaces for this model or submodel, for physics engines to use + struct shadowmesh_s *collisionmesh; + + // common functions + int (*SuperContentsFromNativeContents)(int nativecontents); + int (*NativeContentsFromSuperContents)(int supercontents); + unsigned char *(*GetPVS)(struct model_s *model, const vec3_t p); + int (*FatPVS)(struct model_s *model, const vec3_t org, vec_t radius, unsigned char *pvsbuffer, int pvsbufferlength, qbool merge); + int (*BoxTouchingPVS)(struct model_s *model, const unsigned char *pvs, const vec3_t mins, const vec3_t maxs); + int (*BoxTouchingLeafPVS)(struct model_s *model, const unsigned char *pvs, const vec3_t mins, const vec3_t maxs); + int (*BoxTouchingVisibleLeafs)(struct model_s *model, const unsigned char *visibleleafs, const vec3_t mins, const vec3_t maxs); + int (*FindBoxClusters)(struct model_s *model, const vec3_t mins, const vec3_t maxs, int maxclusters, int *clusterlist); + void (*LightPoint)(struct model_s *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal); + void (*FindNonSolidLocation)(struct model_s *model, const vec3_t in, vec3_t out, vec_t radius); + mleaf_t *(*PointInLeaf)(struct model_s *model, const vec3_t p); + // these are actually only found on brushq1, but NULL is handled gracefully + void (*AmbientSoundLevelsForPoint)(struct model_s *model, const vec3_t p, unsigned char *out, int outsize); + void (*RoundUpToHullSize)(struct model_s *cmodel, const vec3_t inmins, const vec3_t inmaxs, vec3_t outmins, vec3_t outmaxs); + // trace a line of sight through this model (returns false if the line if sight is definitely blocked) + qbool (*TraceLineOfSight)(struct model_s *model, const vec3_t start, const vec3_t end, const vec3_t acceptmins, const vec3_t acceptmaxs); + + char skybox[MAX_QPATH]; + + struct skinframe_s *solidskyskinframe; + struct skinframe_s *alphaskyskinframe; + + qbool supportwateralpha; + + // QuakeWorld + int qw_md4sum; + int qw_md4sum2; } -q3dleaf_t; - -typedef struct q3dmodel_s -{ - float mins[3]; - float maxs[3]; - int firstface; - int numfaces; - int firstbrush; - int numbrushes; -} -q3dmodel_t; - -typedef struct q3dbrush_s -{ - int firstbrushside; - int numbrushsides; - int textureindex; -} -q3dbrush_t; - -typedef struct q3dbrushside_s -{ - int planeindex; - int textureindex; -} -q3dbrushside_t; - -typedef struct q3dbrushside_ig_s -{ - int planeindex; - int textureindex; - int surfaceflags; -} -q3dbrushside_ig_t; - -typedef struct q3dvertex_s -{ - float origin3f[3]; - float texcoord2f[2]; - float lightmap2f[2]; - float normal3f[3]; - unsigned char color4ub[4]; -} -q3dvertex_t; - -typedef struct q3dmeshvertex_s -{ - int offset; // first vertex index of mesh -} -q3dmeshvertex_t; - -typedef struct q3deffect_s -{ - char shadername[Q3PATHLENGTH]; - int brushindex; - int unknown; // I read this is always 5 except in q3dm8 which has one effect with -1 -} -q3deffect_t; - -#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 q3dface_s -{ - int textureindex; - int effectindex; // -1 if none - int type; // Q3FACETYPE - int firstvertex; - int numvertices; - int firstelement; - int numelements; - int lightmapindex; // -1 if none - int lightmap_base[2]; - int lightmap_size[2]; - union - { - struct - { - // corrupt or don't care - int blah[14]; - } - unknown; - struct - { - // 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]; - } - flat; - struct - { - // Q3FACETYPE_PATCH - // patch renders as a bezier mesh, with adjustable tesselation - // level (optionally based on LOD using the bbox and polygon - // count to choose a tesselation level) - // note: multiple patches may have the same bbox to cause them to - // be LOD adjusted together as a group - int unused1[3]; - float mins[3]; // LOD bbox - float maxs[3]; // LOD bbox - int unused2[3]; - int patchsize[2]; // dimensions of vertex grid - } - patch; - struct - { - // Q3FACETYPE_MESH - // mesh renders as simply a triangle mesh - int unused1[3]; - float mins[3]; - float maxs[3]; - int unused2[5]; - } - mesh; - struct - { - // Q3FACETYPE_FLARE - // flare renders as a simple sprite at origin, no geometry - // exists, nor does it have a radius, a cvar controls the radius - // and another cvar controls distance fade - // (they were not used in Q3 I'm told) - float origin[3]; - int unused1[11]; - } - flare; - } - specific; -} -q3dface_t; - -typedef struct q3dlightmap_s -{ - unsigned char rgb[128*128*3]; -} -q3dlightmap_t; - -typedef struct q3dlightgrid_s -{ - unsigned char ambientrgb[3]; - unsigned char diffusergb[3]; - unsigned char diffusepitch; - unsigned char diffuseyaw; -} -q3dlightgrid_t; - -typedef struct q3dpvs_s -{ - int numclusters; - int chainlength; - // unsigned char chains[]; - // containing bits in 0-7 order (not 7-0 order), - // pvschains[mycluster * chainlength + (thatcluster >> 3)] & (1 << (thatcluster & 7)) -} -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; +model_brush_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) @@ -727,4 +363,3 @@ q3mbrushside_t; #define CLEARPVSBIT(pvs,b) (void) ((b) >= 0 ? (unsigned char) ((pvs)[(b) >> 3] &= ~(1 << ((b) & 7))) : (unsigned char) false) #endif -