/* Copyright (C) 1996-1997 Id Software, Inc. Copyright (C) 2007 Peter Mackay and Chris Swindle. This program 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. This program 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 this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef __MODEL__ #define __MODEL__ #include "../modelgen.h" #include "../spritegn.h" #ifdef PSP_VFPU #include #endif /* d*_t structures are on-disk representations m*_t structures are in-memory */ // entity effects #define EF_BLUELIGHT 1 #define EF_MUZZLEFLASH 2 #define EF_BRIGHTLIGHT 4 #define EF_REDLIGHT 8 #define EF_ORANGELIGHT 16 #define EF_GREENLIGHT 32 #define EF_PINKLIGHT 64 // formerly EF_LIGHT #define EF_NODRAW 128 #define EF_LIMELIGHT 256 // formerly EF_BRIGHTFIELD #define EF_FULLBRIGHT 512 #define EF_CYANLIGHT 1024 // formerly EF_DARKLIGHT #define EF_YELLOWLIGHT 2048 // formerly EF_DARKFIELD #define EF_PURPLELIGHT 4096 #define EF_RAYRED 8196 // red trail for porter x2 #define EF_RAYGREEN 16384 // green trail for ray gun /* ============================================================================== BRUSH MODELS ============================================================================== */ // // in memory representation // // !!! if this is changed, it must be changed in asm_draw.h too !!! typedef struct { vec3_t position; } mvertex_t; #define SIDE_FRONT 0 #define SIDE_BACK 1 #define SIDE_ON 2 // plane_t structure // !!! if this is changed, it must be changed in asm_i386.h too !!! typedef struct mplane_s { vec3_t normal; float dist; byte type; // for texture axis selection and fast side tests byte signbits; // signx + signy<<1 + signz<<1 byte pad[2]; } mplane_t; typedef struct texture_s { char name[16]; unsigned width, height; int gl_texturenum; int dt_texturenum; #ifdef FULLBRIGHT int fullbright; #endif struct msurface_s *texturechain; // for gl_texsort drawing int anim_total; // total tenths in sequence ( 0 = no) int anim_min, anim_max; // time for this frame min <=time< max struct texture_s *anim_next; // in the animation sequence struct texture_s *alternate_anims; // bmodels in frmae 1 use these unsigned offsets[MIPLEVELS]; // four mip maps stored } texture_t; #define SURF_PLANEBACK 2 #define SURF_DRAWSKY 4 #define SURF_DRAWSPRITE 8 #define SURF_DRAWTURB 0x10 // 16 #define SURF_DRAWTILED 0x20 // 32 #define SURF_DRAWBACKGROUND 0x40 // 64 #define SURF_UNDERWATER 0x80 // 128 #define TEXFLAG_NODRAW 256 #define TEXFLAG_REFLECT 512 #define TEXFLAG_NORMAL 1024 // !!! if this is changed, it must be changed in asm_draw.h too !!! typedef struct { unsigned short v[2]; unsigned int cachededgeoffset; } medge_t; typedef struct { float vecs[2][4]; float mipadjust; texture_t *texture; int flags; } mtexinfo_t; //typedef vec_t vec2_t[2]; typedef struct glvert_s { vec2_t st; vec3_t xyz; } glvert_t; typedef struct glpoly_s { struct glpoly_s *next; struct glpoly_s *chain; int numverts; int flags; // for SURF_UNDERWATER struct glpoly_s *detail_chain; // next detail poly in chain struct glpoly_s *caustics_chain; // next caustic poly in chain vec3_t midpoint;//MHQuake float fxofs; //MHQuake // This is a variable sized array, and hence must be the last element in // this structure. // // The array is (numverts * 2) in size. The first half are regular // vertices, and the second half have copies of the first half's XYZs but // keep the light map texture coordinates. This makes the vertices easier // to render on the PSP. // naievil -- changed from verts[1] to verts[2] in order to not have possible out of bounds error during compilation // and create some sort of condition that causes the verts to not be assigned! glvert_t verts[2]; } glpoly_t; typedef struct msurface_s { int visframe; // should be drawn when node is crossed mplane_t *plane; int flags; int firstedge; // look up in model->surfedges[], negative numbers int numedges; // are backwards edges short texturemins[2]; short extents[2]; int light_s, light_t; // gl lightmap coordinates glpoly_t *polys; // multiple if warped struct msurface_s *texturechain; mtexinfo_t *texinfo; int draw_this_frame; // lighting info int dlightframe; int dlightbits; int lightmaptexturenum; byte styles[MAXLIGHTMAPS]; int cached_light[MAXLIGHTMAPS]; // values currently used in lightmap qboolean cached_dlight; // true if dynamic light in cache byte *samples; // [numstyles*surfsize] } msurface_t; typedef struct mnode_s { // common with leaf int contents; // 0, to differentiate from leafs int visframe; // node needs to be traversed if current float minmaxs[6]; // for bounding box culling struct mnode_s *parent; // node specific mplane_t *plane; struct mnode_s *children[2]; unsigned short firstsurface; unsigned short numsurfaces; } mnode_t; typedef struct mleaf_s { // common with node int contents; // wil be a negative contents number int visframe; // node needs to be traversed if current float minmaxs[6]; // for bounding box culling struct mnode_s *parent; // leaf specific byte *compressed_vis; efrag_t *efrags; msurface_t **firstmarksurface; int nummarksurfaces; int key; // BSP sequence number for leaf's contents byte ambient_sound_level[NUM_AMBIENTS]; } mleaf_t; // !!! if this is changed, it must be changed in asm_i386.h too !!! typedef struct { dclipnode_t *clipnodes; mplane_t *planes; int firstclipnode; int lastclipnode; vec3_t clip_mins; vec3_t clip_maxs; } hull_t; /* ============================================================================== SPRITE MODELS ============================================================================== */ // FIXME: shorten these? typedef struct mspriteframe_s { int width; int height; float up, down, left, right; int gl_texturenum; } mspriteframe_t; typedef struct { int numframes; float *intervals; mspriteframe_t *frames[1]; } mspritegroup_t; typedef struct { spriteframetype_t type; mspriteframe_t *frameptr; } mspriteframedesc_t; typedef struct { int type; int maxwidth; int maxheight; int numframes; float beamlength; // remove? no! and it! void *cachespot; // remove? no! and it! mspriteframedesc_t frames[1]; } msprite_t; /* ============================================================================== ALIAS MODELS Alias models are position independent, so the cache manager can move them. ============================================================================== */ typedef struct { int firstpose; int numposes; float interval; trivertx_t bboxmin; trivertx_t bboxmax; int frame; char name[16]; } maliasframedesc_t; typedef struct { trivertx_t bboxmin; trivertx_t bboxmax; int frame; } maliasgroupframedesc_t; typedef struct { int numframes; int intervals; maliasgroupframedesc_t frames[1]; } maliasgroup_t; // !!! if this is changed, it must be changed in asm_draw.h too !!! typedef struct mtriangle_s { int facesfront; int vertindex[3]; } mtriangle_t; typedef struct mh2triangle_s { int facesfront; unsigned short vertindex[3]; unsigned short stindex[3]; } mh2triangle_t; #define MAX_SKINS 32 typedef struct { int ident; int version; vec3_t scale; vec3_t scale_origin; float boundingradius; vec3_t eyeposition; int numskins; int skinwidth; int skinheight; int numverts; int numtris; int numframes; synctype_t synctype; int flags; float size; int numposes; int poseverts; int posedata; // numposes*poseverts trivert_t int commands; // gl command list with embedded s/t int gl_texturenum[MAX_SKINS][4]; int texels[MAX_SKINS]; // only for player skins maliasframedesc_t frames[1]; // variable sized } aliashdr_t; // MOTO - ADQuake has MAXALIASVERTS set to 5120.. why? #define MAXALIASVERTS 2048 #define MAXALIASFRAMES 256 #define MAXALIASTRIS 2048 extern aliashdr_t *pheader; extern stvert_t stverts[MAXALIASVERTS]; extern mtriangle_t triangles[MAXALIASTRIS]; extern mh2triangle_t h2triangles[MAXALIASTRIS]; extern trivertx_t *poseverts[MAXALIASFRAMES]; //=================================================================== // // Whole model // typedef enum { mod_brush, mod_sprite, mod_alias, mod_halflife, mod_md3 } modtype_t; #define EF_ROCKET 1 // leave a trail #define EF_GRENADE 2 // leave a trail #define EF_GIB 4 // leave a trail #define EF_ROTATE 8 // rotate (bonus items) #define EF_TRACER 16 // green split trail #define EF_ZOMGIB 32 // small blood trail #define EF_TRACER2 64 // orange split trail + rotate #define EF_TRACER3 128 // purple trail #define EF_Q3TRANS 256 // Q3 model containing transparent surface(s) /* ======================================================================== .MD2 triangle model file format ======================================================================== */ // LordHavoc: grabbed this from the Q2 utility source, // renamed a things to avoid conflicts #define MD2IDALIASHEADER (('2'<<24)+('P'<<16)+('D'<<8)+'I') #define MD2ALIAS_VERSION 8 #define MD2MAX_TRIANGLES 4096 #define MD2MAX_VERTS 2048 #define MD2MAX_FRAMES 512 #define MD2MAX_SKINS 32 #define MD2MAX_SKINNAME 64 // sanity checking size #define MD2MAX_SIZE (1024*4200) typedef struct { short s; short t; } md2stvert_t; typedef struct { short index_xyz[3]; short index_st[3]; } md2triangle_t; typedef struct { byte v[3]; // scaled byte to fit in frame mins/maxs byte lightnormalindex; } md2trivertx_t; #define MD2TRIVERTX_V0 0 #define MD2TRIVERTX_V1 1 #define MD2TRIVERTX_V2 2 #define MD2TRIVERTX_LNI 3 #define MD2TRIVERTX_SIZE 4 typedef struct { float scale[3]; // multiply byte verts by this float translate[3]; // then add this char name[16]; // frame name from grabbing md2trivertx_t verts[1]; // variable sized } md2frame_t; // the glcmd format: // a positive integer starts a tristrip command, followed by that many // vertex structures. // a negative integer starts a trifan command, followed by -x vertexes // a zero indicates the end of the command list. // a vertex consists of a floating point s, a floating point t, // and an integer vertex index. typedef struct { int ident; int version; int skinwidth; int skinheight; int framesize; // byte size of each frame int num_skins; int num_xyz; int num_st; // greater than num_xyz for seams int num_tris; int num_glcmds; // dwords in strip/fan command list int num_frames; int ofs_skins; // each skin is a MAX_SKINNAME string int ofs_st; // byte offset from start for stverts int ofs_tris; // offset for dtriangles int ofs_frames; // offset for first frame int ofs_glcmds; int ofs_end; // end of file int gl_texturenum[MAX_SKINS]; } md2_t; #define ALIASTYPE_MDL 1 #define ALIASTYPE_MD2 2 //============================================================================== //===================================Q3 Models================================== //============================================================================== #define MD3IDHEADER (('3'<<24)+('P'<<16)+('D'<<8)+'I') #define MD3_VERSION 15 typedef struct { int ident; int version; char name[MAX_QPATH]; int flags; int numframes; int numtags; int numsurfs; int numskins; int ofsframes; int ofstags; int ofssurfs; int ofsend; } md3header_t; typedef struct { vec3_t mins, maxs; vec3_t pos; float radius; char name[16]; } md3frame_t; typedef struct { char name[MAX_QPATH]; vec3_t pos; vec3_t rot[3]; } md3tag_t; typedef struct { int ident; char name[MAX_QPATH]; int flags; int numframes; int numshaders; int numverts; int numtris; int ofstris; int ofsshaders; int ofstc; int ofsverts; int ofsend; } md3surface_t; typedef struct { char name[MAX_QPATH]; int index; } md3shader_t; typedef struct { char name[MAX_QPATH]; int index; int gl_texnum, fb_texnum; } md3shader_mem_t; typedef struct { int indexes[3]; } md3triangle_t; typedef struct { float s, t; } md3tc_t; typedef struct { short vec[3]; unsigned short normal; } md3vert_t; typedef struct { vec3_t vec; vec3_t normal; byte anorm_pitch, anorm_yaw; unsigned short oldnormal; // needed for normal lighting } md3vert_mem_t; #define MD3_XYZ_SCALE (1.0 / 64) #define MAXMD3FRAMES 1024 #define MAXMD3TAGS 16 #define MAXMD3SURFS 32 #define MAXMD3SHADERS 256 #define MAXMD3VERTS 4096 #define MAXMD3TRIS 8192 typedef struct animdata_s { int offset; int num_frames; int loop_frames; float interval; } animdata_t; typedef enum animtype_s { both_death1, both_death2, both_death3, both_dead1, both_dead2, both_dead3, torso_attack, torso_attack2, torso_stand, torso_stand2, legs_walk,legs_run, legs_idle, NUM_ANIMTYPES } animtype_t; extern animdata_t anims[NUM_ANIMTYPES]; //============================================================================== // some models are special typedef enum { MOD_NORMAL, MOD_PLAYER, MOD_EYES, MOD_FLAME, MOD_THUNDERBOLT, MOD_WEAPON, MOD_LAVABALL, MOD_SPIKE, MOD_SHAMBLER, MOD_SPR, MOD_SPR32, // MOD_GKEY, // MOD_SKEY, } modhint_t; typedef struct model_s { char name[MAX_QPATH]; qboolean needload; // bmodels and sprites don't cache normally modhint_t modhint; modtype_t type; int aliastype; // LordHavoc: Q2 model support int numframes; synctype_t synctype; int flags; // // volume occupied by the model graphics // vec3_t mins, maxs; float radius; // // solid volume for clipping // qboolean clipbox; vec3_t clipmins, clipmaxs; // // brush model // int firstmodelsurface, nummodelsurfaces; int numsubmodels; dmodel_t *submodels; int numplanes; mplane_t *planes; int numleafs; // number of visible leafs, not counting 0 mleaf_t *leafs; int numvertexes; mvertex_t *vertexes; int numedges; medge_t *edges; int numnodes; mnode_t *nodes; int numtexinfo; mtexinfo_t *texinfo; int numsurfaces; msurface_t *surfaces; int numsurfedges; int *surfedges; int numclipnodes; dclipnode_t *clipnodes; int nummarksurfaces; msurface_t **marksurfaces; hull_t hulls[MAX_MAP_HULLS]; int numtextures; texture_t **textures; byte *visdata; byte *lightdata; char *entities; int bspversion; qboolean isworldmodel; // // additional model data // cache_user_t cache; // only access through Mod_Extradata } model_t; /* ============================================================================== .BSP Q2 file format ============================================================================== */ #define kIDBSPHEADER (('P'<<24)+('S'<<16)+('B'<<8)+'I') // little-endian "IBSP" #define Q2_BSPVERSION 38 // upper design bounds // leaffaces, leafbrushes, planes, and verts are still bounded by // 16 bit short limits #define Q2_MAX_MAP_MODELS 1024 #define Q2_MAX_MAP_BRUSHES 8192 #define Q2_MAX_MAP_ENTITIES 2048 #define Q2_MAX_MAP_ENTSTRING 0x40000 #define Q2_MAX_MAP_TEXINFO 8192 #define Q2_MAX_MAP_AREAS 256 #define Q2_MAX_MAP_AREAPORTALS 1024 #define Q2_MAX_MAP_PLANES 65536 #define Q2_MAX_MAP_NODES 65536 #define Q2_MAX_MAP_BRUSHSIDES 65536 #define Q2_MAX_MAP_LEAFS 65536 #define Q2_MAX_MAP_VERTS 65536 #define Q2_MAX_MAP_FACES 65536 #define Q2_MAX_MAP_LEAFFACES 65536 #define Q2_MAX_MAP_LEAFBRUSHES 65536 #define Q2_MAX_MAP_PORTALS 65536 #define Q2_MAX_MAP_EDGES 128000 #define Q2_MAX_MAP_SURFEDGES 256000 #define Q2_MAX_MAP_LIGHTING 0x200000 #define Q2_MAX_MAP_VISIBILITY 0x100000 // key / value pair sizes #define Q2_MAX_KEY 32 #define Q2_MAX_VALUE 1024 #define Q2_LUMP_ENTITIES 0 #define Q2_LUMP_PLANES 1 #define Q2_LUMP_VERTEXES 2 #define Q2_LUMP_VISIBILITY 3 #define Q2_LUMP_NODES 4 #define Q2_LUMP_TEXINFO 5 #define Q2_LUMP_FACES 6 #define Q2_LUMP_LIGHTING 7 #define Q2_LUMP_LEAFS 8 #define Q2_LUMP_LEAFFACES 9 #define Q2_LUMP_LEAFBRUSHES 10 #define Q2_LUMP_EDGES 11 #define Q2_LUMP_SURFEDGES 12 #define Q2_LUMP_MODELS 13 #define Q2_LUMP_BRUSHES 14 #define Q2_LUMP_BRUSHSIDES 15 #define Q2_LUMP_POP 16 #define Q2_LUMP_AREAS 17 #define Q2_LUMP_AREAPORTALS 18 #define Q2_HEADER_LUMPS 19 //============================================================================= //============================================================================ void Mod_Init (void); void Mod_ClearAll (void); model_t *Mod_ForName (char *name, qboolean crash); void *Mod_Extradata (model_t *mod); // handles caching void Mod_TouchModel (char *name); mleaf_t *Mod_PointInLeaf (float *p, model_t *model); byte *Mod_LeafPVS (mleaf_t *leaf, model_t *model); void CL_AddDecal (vec3_t n, vec3_t pt, int type); #endif // __MODEL__