ref: f64250f9c3b1376064cd214c36064044c98b117e
dir: /model.h/
typedef enum {ST_SYNC, ST_RAND} synctype_t; #include "modelgen.h" #include "spritegn.h" /* d*_t structures are on-disk representations m*_t structures are in-memory */ /* ============================================================================== 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; enum { SIDE_FRONT, SIDE_BACK, SIDE_ON, }; // 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; enum { DRAWSURF_FULLBRIGHT = 1<<0, }; typedef struct texture_s { char name[16]; int drawsurf; int width, height; 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 int offsets[MIPLEVELS]; // four mip maps stored pixel_t pixels[]; } texture_t; enum { SURF_PLANEBACK = 1<<1, SURF_DRAWSKY = 1<<2, SURF_DRAWSPRITE = 1<<3, SURF_DRAWTURB = 1<<4, SURF_DRAWTILED = 1<<5, SURF_DRAWBACKGROUND = 1<<6, SURF_TRANS = 1<<8, SURF_FENCE = 1<<9, SURF_LAVA = 1<<10, SURF_SLIME = 1<<11, SURF_TELE = 1<<12, SURF_IN_SUBMODEL = 1<<31, /* makes surf->flags negative */ }; #define insubmodel(s) ((s)->flags < 0) // !!! if this is changed, it must be changed in asm_draw.h too !!! typedef struct { unsigned int v[2]; unsigned int cachededgeoffset; } medge_t; typedef struct { float vecs[2][4]; float mipadjust; texture_t *texture; int flags; } mtexinfo_t; typedef struct msurface_s { mplane_t *plane; mtexinfo_t *texinfo; byte *samples; // [numstyles*surfsize] // surface generation data struct surfcache_s *cachespots[MIPLEVELS]; int visframe; // should be drawn when node is crossed int dlightframe; int dlightbits; int flags; int firstedge; // look up in model->surfedges[], negative numbers int numedges; // are backwards edges int texturemins[2]; int extents[2]; // lighting info byte styles[MAXLIGHTMAPS]; } 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 int firstsurface; unsigned int 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[Namb]; } mleaf_t; typedef struct { int planenum; int children[2]; }mclipnode_t; // !!! if this is changed, it must be changed in asm_i386.h too !!! typedef struct { mclipnode_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; void *pcachespot; // remove? float up, down, left, right; pixel_t pixels[]; } mspriteframe_t; typedef struct { int numframes; float *intervals; mspriteframe_t *frames[]; } mspritegroup_t; typedef struct { spriteframetype_t type; union { mspriteframe_t *frameptr; mspritegroup_t *framegrp; }; } mspriteframedesc_t; typedef struct { int type; float boundingradius; int maxwidth; int maxheight; int numframes; float beamlength; // remove? void *cachespot; // remove? mspriteframedesc_t frames[]; } msprite_t; /* ============================================================================== ALIAS MODELS Alias models are position independent, so the cache manager can move them. ============================================================================== */ typedef struct { aliasframetype_t type; trivertx_t bboxmin; trivertx_t bboxmax; int frame; char name[16]; } maliasframedesc_t; typedef struct { aliasskintype_t type; void *pcachespot; int skin; } maliasskindesc_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; typedef struct { int numskins; int intervals; maliasskindesc_t skindescs[1]; } maliasskingroup_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 { int model; int stverts; int skindesc; int triangles; maliasframedesc_t frames[1]; } aliashdr_t; //=================================================================== // // Whole model // typedef enum { mod_brush, mod_sprite, mod_alias, } modtype_t; enum { EF_ROCKET = 1<<0, // leave a trail EF_GRENADE = 1<<1, // leave a trail EF_GIB = 1<<2, // leave a trail EF_ROTATE = 1<<3, // rotate (bonus items) EF_TRACER = 1<<4, // green split trail EF_ZOMGIB = 1<<5, // small blood trail EF_TRACER2 = 1<<6, // orange split trail + rotate EF_TRACER3 = 1<<7, // purple trail }; typedef struct { float mins[3], maxs[3]; float origin[3]; int headnode[MAX_MAP_HULLS]; int visleafs; // not including the solid leaf 0 int firstface, numfaces; } submodel_t; typedef struct model_s { char name[Npath]; int needload; // bmodels and sprites don't cache normally bool blend; int ver; int numwads; Wad **wads; char *lmpfrom; modtype_t type; int numframes; synctype_t synctype; int flags; // // volume occupied by the model // vec3_t mins, maxs; float radius; // // brush model // int firstmodelsurface, nummodelsurfaces; int numsubmodels; submodel_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; mclipnode_t *clipnodes; int nummarksurfaces; msurface_t **marksurfaces; hull_t hulls[MAX_MAP_HULLS]; int numtextures; texture_t **textures; byte *visdata; byte *lightdata; char *entities; // // additional model data // mem_user_t cache; // only access through Mod_Extradata } model_t; //============================================================================ void Mod_Init (void); void Mod_ClearAll (void); model_t *Mod_ForName (char *name, bool crash); void *Mod_Extradata (model_t *mod); // handles caching void Mod_TouchModel (char *name); mleaf_t *Mod_PointInLeaf (const vec3_t p, model_t *model); byte *Mod_LeafPVS (mleaf_t *leaf, model_t *model, int *sz); void Mod_Print(void); texture_t *Load_ExternalTexture(char *map, char *name);