Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
5131 | clevermous | 1 | /* |
2 | Copyright (C) 1996-1997 Id Software, Inc. |
||
3 | |||
4 | This program is free software; you can redistribute it and/or |
||
5 | modify it under the terms of the GNU General Public License |
||
6 | as published by the Free Software Foundation; either version 2 |
||
7 | of the License, or (at your option) any later version. |
||
8 | |||
9 | This program is distributed in the hope that it will be useful, |
||
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
||
12 | |||
13 | See the GNU General Public License for more details. |
||
14 | |||
15 | You should have received a copy of the GNU General Public License |
||
16 | along with this program; if not, write to the Free Software |
||
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
||
18 | |||
19 | */ |
||
20 | |||
21 | #ifndef __MODEL__ |
||
22 | #define __MODEL__ |
||
23 | |||
24 | #include "modelgen.h" |
||
25 | #include "spritegn.h" |
||
26 | |||
27 | /* |
||
28 | |||
29 | d*_t structures are on-disk representations |
||
30 | m*_t structures are in-memory |
||
31 | |||
32 | */ |
||
33 | |||
34 | /* |
||
35 | ============================================================================== |
||
36 | |||
37 | BRUSH MODELS |
||
38 | |||
39 | ============================================================================== |
||
40 | */ |
||
41 | |||
42 | |||
43 | // |
||
44 | // in memory representation |
||
45 | // |
||
46 | // !!! if this is changed, it must be changed in asm_draw.h too !!! |
||
47 | typedef struct |
||
48 | { |
||
49 | vec3_t position; |
||
50 | } mvertex_t; |
||
51 | |||
52 | #define SIDE_FRONT 0 |
||
53 | #define SIDE_BACK 1 |
||
54 | #define SIDE_ON 2 |
||
55 | |||
56 | |||
57 | // plane_t structure |
||
58 | // !!! if this is changed, it must be changed in asm_i386.h too !!! |
||
59 | typedef struct mplane_s |
||
60 | { |
||
61 | vec3_t normal; |
||
62 | float dist; |
||
63 | byte type; // for texture axis selection and fast side tests |
||
64 | byte signbits; // signx + signy<<1 + signz<<1 |
||
65 | byte pad[2]; |
||
66 | } mplane_t; |
||
67 | |||
68 | typedef struct texture_s |
||
69 | { |
||
70 | char name[16]; |
||
71 | unsigned width, height; |
||
72 | int anim_total; // total tenths in sequence ( 0 = no) |
||
73 | int anim_min, anim_max; // time for this frame min <=time< max |
||
74 | struct texture_s *anim_next; // in the animation sequence |
||
75 | struct texture_s *alternate_anims; // bmodels in frmae 1 use these |
||
76 | unsigned offsets[MIPLEVELS]; // four mip maps stored |
||
77 | } texture_t; |
||
78 | |||
79 | |||
80 | #define SURF_PLANEBACK 2 |
||
81 | #define SURF_DRAWSKY 4 |
||
82 | #define SURF_DRAWSPRITE 8 |
||
83 | #define SURF_DRAWTURB 0x10 |
||
84 | #define SURF_DRAWTILED 0x20 |
||
85 | #define SURF_DRAWBACKGROUND 0x40 |
||
86 | |||
87 | // !!! if this is changed, it must be changed in asm_draw.h too !!! |
||
88 | typedef struct |
||
89 | { |
||
90 | unsigned short v[2]; |
||
91 | unsigned int cachededgeoffset; |
||
92 | } medge_t; |
||
93 | |||
94 | typedef struct |
||
95 | { |
||
96 | float vecs[2][4]; |
||
97 | float mipadjust; |
||
98 | texture_t *texture; |
||
99 | int flags; |
||
100 | } mtexinfo_t; |
||
101 | |||
102 | typedef struct msurface_s |
||
103 | { |
||
104 | int visframe; // should be drawn when node is crossed |
||
105 | |||
106 | int dlightframe; |
||
107 | int dlightbits; |
||
108 | |||
109 | mplane_t *plane; |
||
110 | int flags; |
||
111 | |||
112 | int firstedge; // look up in model->surfedges[], negative numbers |
||
113 | int numedges; // are backwards edges |
||
114 | |||
115 | // surface generation data |
||
116 | struct surfcache_s *cachespots[MIPLEVELS]; |
||
117 | |||
118 | short texturemins[2]; |
||
119 | short extents[2]; |
||
120 | |||
121 | mtexinfo_t *texinfo; |
||
122 | |||
123 | // lighting info |
||
124 | byte styles[MAXLIGHTMAPS]; |
||
125 | byte *samples; // [numstyles*surfsize] |
||
126 | } msurface_t; |
||
127 | |||
128 | typedef struct mnode_s |
||
129 | { |
||
130 | // common with leaf |
||
131 | int contents; // 0, to differentiate from leafs |
||
132 | int visframe; // node needs to be traversed if current |
||
133 | |||
134 | short minmaxs[6]; // for bounding box culling |
||
135 | |||
136 | struct mnode_s *parent; |
||
137 | |||
138 | // node specific |
||
139 | mplane_t *plane; |
||
140 | struct mnode_s *children[2]; |
||
141 | |||
142 | unsigned short firstsurface; |
||
143 | unsigned short numsurfaces; |
||
144 | } mnode_t; |
||
145 | |||
146 | |||
147 | |||
148 | typedef struct mleaf_s |
||
149 | { |
||
150 | // common with node |
||
151 | int contents; // wil be a negative contents number |
||
152 | int visframe; // node needs to be traversed if current |
||
153 | |||
154 | short minmaxs[6]; // for bounding box culling |
||
155 | |||
156 | struct mnode_s *parent; |
||
157 | |||
158 | // leaf specific |
||
159 | byte *compressed_vis; |
||
160 | efrag_t *efrags; |
||
161 | |||
162 | msurface_t **firstmarksurface; |
||
163 | int nummarksurfaces; |
||
164 | int key; // BSP sequence number for leaf's contents |
||
165 | byte ambient_sound_level[NUM_AMBIENTS]; |
||
166 | } mleaf_t; |
||
167 | |||
168 | // !!! if this is changed, it must be changed in asm_i386.h too !!! |
||
169 | typedef struct |
||
170 | { |
||
171 | dclipnode_t *clipnodes; |
||
172 | mplane_t *planes; |
||
173 | int firstclipnode; |
||
174 | int lastclipnode; |
||
175 | vec3_t clip_mins; |
||
176 | vec3_t clip_maxs; |
||
177 | } hull_t; |
||
178 | |||
179 | /* |
||
180 | ============================================================================== |
||
181 | |||
182 | SPRITE MODELS |
||
183 | |||
184 | ============================================================================== |
||
185 | */ |
||
186 | |||
187 | |||
188 | // FIXME: shorten these? |
||
189 | typedef struct mspriteframe_s |
||
190 | { |
||
191 | int width; |
||
192 | int height; |
||
193 | void *pcachespot; // remove? |
||
194 | float up, down, left, right; |
||
195 | byte pixels[4]; |
||
196 | } mspriteframe_t; |
||
197 | |||
198 | typedef struct |
||
199 | { |
||
200 | int numframes; |
||
201 | float *intervals; |
||
202 | mspriteframe_t *frames[1]; |
||
203 | } mspritegroup_t; |
||
204 | |||
205 | typedef struct |
||
206 | { |
||
207 | spriteframetype_t type; |
||
208 | mspriteframe_t *frameptr; |
||
209 | } mspriteframedesc_t; |
||
210 | |||
211 | typedef struct |
||
212 | { |
||
213 | int type; |
||
214 | int maxwidth; |
||
215 | int maxheight; |
||
216 | int numframes; |
||
217 | float beamlength; // remove? |
||
218 | void *cachespot; // remove? |
||
219 | mspriteframedesc_t frames[1]; |
||
220 | } msprite_t; |
||
221 | |||
222 | |||
223 | /* |
||
224 | ============================================================================== |
||
225 | |||
226 | ALIAS MODELS |
||
227 | |||
228 | Alias models are position independent, so the cache manager can move them. |
||
229 | ============================================================================== |
||
230 | */ |
||
231 | |||
232 | typedef struct |
||
233 | { |
||
234 | aliasframetype_t type; |
||
235 | trivertx_t bboxmin; |
||
236 | trivertx_t bboxmax; |
||
237 | int frame; |
||
238 | char name[16]; |
||
239 | } maliasframedesc_t; |
||
240 | |||
241 | typedef struct |
||
242 | { |
||
243 | aliasskintype_t type; |
||
244 | void *pcachespot; |
||
245 | int skin; |
||
246 | } maliasskindesc_t; |
||
247 | |||
248 | typedef struct |
||
249 | { |
||
250 | trivertx_t bboxmin; |
||
251 | trivertx_t bboxmax; |
||
252 | int frame; |
||
253 | } maliasgroupframedesc_t; |
||
254 | |||
255 | typedef struct |
||
256 | { |
||
257 | int numframes; |
||
258 | int intervals; |
||
259 | maliasgroupframedesc_t frames[1]; |
||
260 | } maliasgroup_t; |
||
261 | |||
262 | typedef struct |
||
263 | { |
||
264 | int numskins; |
||
265 | int intervals; |
||
266 | maliasskindesc_t skindescs[1]; |
||
267 | } maliasskingroup_t; |
||
268 | |||
269 | // !!! if this is changed, it must be changed in asm_draw.h too !!! |
||
270 | typedef struct mtriangle_s { |
||
271 | int facesfront; |
||
272 | int vertindex[3]; |
||
273 | } mtriangle_t; |
||
274 | |||
275 | typedef struct { |
||
276 | int model; |
||
277 | int stverts; |
||
278 | int skindesc; |
||
279 | int triangles; |
||
280 | maliasframedesc_t frames[1]; |
||
281 | } aliashdr_t; |
||
282 | |||
283 | //=================================================================== |
||
284 | |||
285 | // |
||
286 | // Whole model |
||
287 | // |
||
288 | |||
289 | typedef enum {mod_brush, mod_sprite, mod_alias} modtype_t; |
||
290 | |||
291 | #define EF_ROCKET 1 // leave a trail |
||
292 | #define EF_GRENADE 2 // leave a trail |
||
293 | #define EF_GIB 4 // leave a trail |
||
294 | #define EF_ROTATE 8 // rotate (bonus items) |
||
295 | #define EF_TRACER 16 // green split trail |
||
296 | #define EF_ZOMGIB 32 // small blood trail |
||
297 | #define EF_TRACER2 64 // orange split trail + rotate |
||
298 | #define EF_TRACER3 128 // purple trail |
||
299 | |||
300 | typedef struct model_s |
||
301 | { |
||
302 | char name[MAX_QPATH]; |
||
303 | qboolean needload; // bmodels and sprites don't cache normally |
||
304 | |||
305 | modtype_t type; |
||
306 | int numframes; |
||
307 | synctype_t synctype; |
||
308 | |||
309 | int flags; |
||
310 | |||
311 | // |
||
312 | // volume occupied by the model |
||
313 | // |
||
314 | vec3_t mins, maxs; |
||
315 | float radius; |
||
316 | |||
317 | // |
||
318 | // brush model |
||
319 | // |
||
320 | int firstmodelsurface, nummodelsurfaces; |
||
321 | |||
322 | int numsubmodels; |
||
323 | dmodel_t *submodels; |
||
324 | |||
325 | int numplanes; |
||
326 | mplane_t *planes; |
||
327 | |||
328 | int numleafs; // number of visible leafs, not counting 0 |
||
329 | mleaf_t *leafs; |
||
330 | |||
331 | int numvertexes; |
||
332 | mvertex_t *vertexes; |
||
333 | |||
334 | int numedges; |
||
335 | medge_t *edges; |
||
336 | |||
337 | int numnodes; |
||
338 | mnode_t *nodes; |
||
339 | |||
340 | int numtexinfo; |
||
341 | mtexinfo_t *texinfo; |
||
342 | |||
343 | int numsurfaces; |
||
344 | msurface_t *surfaces; |
||
345 | |||
346 | int numsurfedges; |
||
347 | int *surfedges; |
||
348 | |||
349 | int numclipnodes; |
||
350 | dclipnode_t *clipnodes; |
||
351 | |||
352 | int nummarksurfaces; |
||
353 | msurface_t **marksurfaces; |
||
354 | |||
355 | hull_t hulls[MAX_MAP_HULLS]; |
||
356 | |||
357 | int numtextures; |
||
358 | texture_t **textures; |
||
359 | |||
360 | byte *visdata; |
||
361 | byte *lightdata; |
||
362 | char *entities; |
||
363 | |||
364 | // |
||
365 | // additional model data |
||
366 | // |
||
367 | cache_user_t cache; // only access through Mod_Extradata |
||
368 | |||
369 | } model_t; |
||
370 | |||
371 | //============================================================================ |
||
372 | |||
373 | void Mod_Init (void); |
||
374 | void Mod_ClearAll (void); |
||
375 | model_t *Mod_ForName (char *name, qboolean crash); |
||
376 | void *Mod_Extradata (model_t *mod); // handles caching |
||
377 | void Mod_TouchModel (char *name); |
||
378 | |||
379 | mleaf_t *Mod_PointInLeaf (float *p, model_t *model); |
||
380 | byte *Mod_LeafPVS (mleaf_t *leaf, model_t *model); |
||
381 | |||
382 | #endif // __MODEL__>=time<>1 |