Mercurial > hg > dmlib
annotate dmengine.h @ 620:5fda51e99fe5
More work.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Sat, 13 Apr 2013 01:27:25 +0300 |
| parents | 8a9361179a1a |
| children | 8ba49471c143 |
| rev | line source |
|---|---|
| 372 | 1 #ifndef DMENGINE_H |
| 2 #define DMENGINE_H | |
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3 |
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4 #include "dmlib.h" |
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5 #include <SDL_events.h> |
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6 #include <SDL_audio.h> |
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7 #include "dmres.h" |
| 368 | 8 #include "dmvecmat.h" |
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9 |
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10 #ifdef DM_USE_JSS |
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11 #include "jss.h" |
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12 #include "jssmod.h" |
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13 #include "jssmix.h" |
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14 #include "jssplr.h" |
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15 #endif |
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16 |
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17 |
| 317 | 18 #ifdef __cplusplus |
| 19 extern "C" { | |
| 20 #endif | |
| 21 | |
| 593 | 22 // Video setup screen / window size |
| 620 | 23 #define DM_VSETUP_WIDTH 640 |
| 24 #define DM_VSETUP_HEIGHT 480 | |
| 593 | 25 |
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26 #define DM_VSETUP_MENU_XC 120 |
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27 #define DM_VSETUP_MENU_YC 200 |
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28 #define DM_VSETUP_MENU_WIDTH 400 |
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29 #define DM_VSETUP_MENU_HEIGHT 200 |
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30 |
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31 |
| 593 | 32 // Video setup type |
| 620 | 33 #define DM_VSETUP_NONE 0x00 // No video setup, just set window/screen to what demo specifies |
| 34 #define DM_VSETUP_ASPECT 0x01 // Only modes that match the optVidAspect aspect ratio are ok | |
| 35 #define DM_VSETUP_ANY 0x02 // Any available mode is okay, the code can adapt | |
| 593 | 36 |
| 37 | |
| 317 | 38 |
| 368 | 39 #define DT_MAGIC_ID "SDMETLNE" |
| 40 #define DT_MAX_EFFECT_PARAMS 16 | |
| 41 #define DT_MAX_NAME_LENGTH 32 | |
| 42 #define DT_FLOAT_STORE_SIZE 16 | |
| 43 | |
| 44 | |
| 45 enum | |
| 46 { | |
| 47 EFIT_SET, // No interpolation, just "set" the value | |
| 48 EFIT_LINEAR, // Linear interpolation | |
| 49 EFIT_SMOOTH, // Smoothstep interpolation | |
| 50 }; | |
| 51 | |
| 52 enum | |
| 53 { | |
| 54 EFPT_INT, | |
| 55 EFPT_FLOAT, | |
| 56 EFPT_STRING, | |
| 57 EFPT_VECTOR, | |
| 58 EFPT_MATRIX, | |
| 59 }; | |
| 60 | |
| 61 | |
| 62 typedef struct | |
| 63 { | |
| 64 int type; // Interpolation type (EFIT_*) between this and next point | |
| 65 int time; // Offsets to event start, -1 == attach to event start, -2 = event end (if event) | |
| 66 | |
| 67 int vint; | |
| 68 DMFloat vfloat; | |
| 69 DMVector vector; | |
| 70 DMMatrix matrix; | |
| 71 } DMTimelinePoint; | |
| 72 | |
| 73 | |
| 74 typedef struct | |
| 75 { | |
| 76 int npoints, nallocated; | |
| 77 DMTimelinePoint *points; | |
| 78 } DMTimelinePoints; | |
| 79 | |
| 80 | |
| 81 typedef struct | |
| 82 { | |
| 83 char *name; // Name / description of the parameter | |
| 84 int type; // Type (EFPT_*) | |
| 85 | |
| 86 DMTimelinePoints pts; | |
| 87 char *vstr; | |
| 88 | |
| 89 // Current values (interpolated) | |
| 90 int vint; | |
| 91 DMFloat vfloat; | |
| 92 DMVector vvector; | |
| 93 DMMatrix vmatrix; | |
| 94 } DMTimelineEventParam; | |
| 95 | |
| 96 | |
| 97 typedef struct | |
| 98 { | |
| 99 char name[DT_MAX_NAME_LENGTH]; | |
| 100 Uint32 type; | |
| 101 } DMFTimelineEventParam; | |
| 102 | |
| 103 | |
| 104 struct DMEngineData; | |
| 105 | |
| 106 | |
| 107 typedef struct | |
| 108 { | |
| 109 char * name; | |
| 110 int type; | |
| 111 | |
| 112 int (*init)(struct DMEngineData *, void **data); | |
| 113 void (*shutdown)(struct DMEngineData *, void *data); | |
| 114 int (*render)(SDL_Surface *screen, void *data, const DMTimelineEventParam *params, const int time); | |
| 115 | |
| 116 int nparams; | |
| 117 DMTimelineEventParam params[DT_MAX_EFFECT_PARAMS]; | |
| 118 } DMEffect; | |
| 119 | |
| 120 | |
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121 #ifdef DM_USE_TIMELINE |
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122 |
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123 |
| 368 | 124 typedef struct |
| 125 { | |
| 126 Uint32 start, duration; | |
| 127 char effectName[DT_MAX_NAME_LENGTH]; | |
| 128 Uint32 nparams; | |
| 129 } DMFTimelineEvent; | |
| 130 | |
| 131 | |
| 132 typedef struct | |
| 133 { | |
| 134 int start, duration; | |
| 135 DMEffect *effect; | |
| 136 int nparams; | |
| 137 DMTimelineEventParam *params; | |
| 138 } DMTimelineEvent; | |
| 139 | |
| 140 | |
| 141 typedef struct | |
| 142 { | |
| 143 BOOL enabled; | |
| 144 DMTimelinePoints points; | |
| 145 } DMTimelineCurve; | |
| 146 | |
| 147 | |
| 148 typedef struct | |
| 149 { | |
| 150 char name[DT_MAX_NAME_LENGTH]; | |
| 151 Uint8 enabled; | |
| 152 Uint32 nevents; | |
| 153 } DMFTimelineTrack; | |
| 154 | |
| 155 | |
| 156 typedef struct | |
| 157 { | |
| 158 char *name; // Name of the timeline track | |
| 159 BOOL enabled; // Enabled? | |
| 160 | |
| 161 int nevents, nallocated; // Number of events | |
| 162 DMTimelineEvent **events; // Events | |
| 163 | |
| 164 DMTimelineCurve composite; // Composite curve (transparency of the "layer") | |
| 165 } DMTimelineTrack; | |
| 166 | |
| 167 | |
| 168 typedef struct | |
| 169 { | |
| 170 char magic[8]; | |
| 171 char name[DT_MAX_NAME_LENGTH]; | |
| 172 Uint32 ntracks; | |
| 173 Uint32 duration; | |
| 174 } DMFTimeline; | |
| 175 | |
| 176 | |
| 177 typedef struct | |
| 178 { | |
| 179 char *name; | |
| 180 int ntracks, nallocated, duration; | |
| 181 DMTimelineTrack **tracks; | |
| 182 } DMTimeline; | |
| 183 | |
| 184 | |
| 185 typedef struct | |
| 186 { | |
| 187 DMTimelineTrack *track; | |
| 188 DMTimelineEvent *event; | |
| 189 } DMPreparedEvent; | |
| 190 | |
| 191 | |
| 192 typedef struct _DMPreparedEventGroup | |
| 193 { | |
| 194 int start, end, nevents, nallocated; | |
| 195 DMPreparedEvent *events; | |
| 196 | |
| 197 struct _DMPreparedEventGroup *next, *prev; | |
| 198 } DMPreparedEventGroup; | |
| 199 | |
| 200 | |
| 201 typedef struct | |
| 202 { | |
| 203 int duration, ngroups, pos; | |
| 204 DMPreparedEventGroup **groups; | |
| 205 } DMPreparedTimeline; | |
| 206 | |
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207 #endif |
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208 |
| 368 | 209 |
| 367 | 210 typedef struct DMEngineData |
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211 { |
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212 DMResourceLib *resources; |
| 368 | 213 void **effectData; |
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214 |
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215 #ifdef DM_USE_TIMELINE |
| 354 | 216 DMResource *timeline; |
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217 DMTimeline *tl; |
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218 DMPreparedTimeline *ptl; |
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219 #endif |
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220 |
| 361 | 221 int frameTime, frameCount, |
| 222 startTime, endTime, | |
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223 pauseTime; |
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224 |
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225 BOOL pauseFlag, paused, exitFlag; |
| 361 | 226 |
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227 SDL_Surface *screen; |
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228 SDL_Event event; |
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229 SDL_AudioSpec optAfmt; |
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230 |
| 593 | 231 int optVidWidth, optVidHeight, |
| 232 optVidDepth, optVFlags, | |
| 233 optVidAspect, optVidSetup; | |
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234 |
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235 int optResFlags; |
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236 char *optDataPath, *optPackFilename; |
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237 |
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238 #ifdef DM_USE_JSS |
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239 JSSMixer *dev; |
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240 JSSPlayer *plr; |
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241 int jss_format; |
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242 #endif |
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243 |
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244 #ifdef DM_USE_TREMOR |
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245 DMResource *audioRes; |
| 113 | 246 size_t audioPos; |
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247 #endif |
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248 |
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249 int (*demoInit)(struct DMEngineData *); |
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250 int (*demoInitPreVideo)(struct DMEngineData *); |
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251 int (*demoInitPostVideo)(struct DMEngineData *); |
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252 int (*demoRender)(struct DMEngineData *); |
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253 void (*demoShutdown)(struct DMEngineData *); |
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254 void (*demoQuit)(struct DMEngineData *); |
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255 |
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256 } DMEngineData; |
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257 |
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258 |
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259 extern DMEffect *engineEffects; |
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260 extern int nengineEffects, nengineEffectsAlloc; |
| 368 | 261 |
| 262 | |
| 263 // Effect registration | |
| 264 int engineRegisterEffect(const DMEffect *ef); | |
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265 int engineInitializeEffects(DMEngineData *); |
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266 void engineShutdownEffects(DMEngineData *); |
| 368 | 267 DMEffect *engineFindEffect(const char *name, const int nparams); |
| 268 DMEffect *engineFindEffectByName(const char *name); | |
| 269 | |
| 270 | |
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271 #ifdef DM_USE_TIMELINE |
| 368 | 272 // Basic timeline handling |
| 273 int dmLoadTimeline(DMResource *res, DMTimeline **tl); | |
| 274 void dmFreeTimeline(DMTimeline *tl); | |
| 275 | |
| 276 void dmFreeTimelinePoints(DMTimelinePoints *points); | |
| 277 void dmFreeTimelineEventParam(DMTimelineEventParam *param); | |
| 278 void dmFreeTimelineEvent(DMTimelineEvent *event); | |
| 279 void dmFreeTimelineTrack(DMTimelineTrack *track); | |
| 280 | |
| 281 | |
| 282 // Execution related | |
| 283 int dmPrepareTimeline(DMTimeline *tl, DMPreparedTimeline *ptl); | |
| 284 void dmFreePreparedTimelineData(DMPreparedTimeline *ptl); | |
| 285 | |
| 286 int dmSeekTimeline(DMPreparedTimeline *tl, int time); | |
| 287 int dmExecuteTimeline(DMPreparedTimeline *tl, SDL_Surface *screen, int time); | |
| 288 | |
| 289 | |
| 290 // Editing/saving related functions | |
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291 int dmCopyTimelinePoints(const DMTimelinePoints *src, DMTimelinePoints *dst); |
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292 int dmCopyTimelineEventParam(const DMTimelineEventParam *src, DMTimelineEventParam *dst); |
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293 int dmCopyTimelineEvent(const DMTimelineEvent *src, DMTimelineEvent **pdst); |
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294 int dmCopyTimelineCurve(const DMTimelineCurve *src, DMTimelineCurve *dst); |
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295 int dmCopyTimelineTrack(const DMTimelineTrack *src, DMTimelineTrack **pdst); |
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296 int dmCopyTimeline(const DMTimeline *src, DMTimeline **pdst); |
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297 |
| 368 | 298 int dmSaveTimeline(DMResource *res, DMTimeline *tl); |
| 299 | |
| 300 int dmTimelineNew(DMTimeline **tl, const char *name); | |
| 301 int dmTimelineAddTrack(DMTimeline *tl, DMTimelineTrack **track, const char *name); | |
| 302 int dmTimelineTrackAddEvent(DMTimelineTrack *track, int start, int duration, DMTimelineEvent **pev); | |
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303 int dmTimelineEventSetEffect(DMTimelineEvent *event, DMEffect *ef); |
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304 int dmTimelineEventSetEffectByIndex(DMTimelineEvent *event, const int index); |
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305 int dmTimelineEventSetEffectByName(DMTimelineEvent *event, const char *name); |
| 368 | 306 |
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307 #endif // DM_USE_TIMELINE |
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308 |
| 368 | 309 |
| 310 // Resource helpers | |
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311 #define engineGetResImage(eng, x, name) \ |
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312 do { \ |
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313 if ((x = (SDL_Surface *) engineGetResource(eng, name)) == NULL) \ |
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314 return DMERR_INIT_FAIL; \ |
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315 } while (0) |
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316 |
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317 #define engineGetResModule(eng, x, name) \ |
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318 do { \ |
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319 if ((x = (JSSModule *) engineGetResource(eng, name)) == NULL) \ |
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320 return DMERR_INIT_FAIL; \ |
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321 } while (0) |
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322 |
| 367 | 323 #define engineFindResource(eng, name) dmres_find((eng)->resources, name) |
| 324 | |
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325 |
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326 int engineClassifier(DMResource *res); |
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327 void * engineGetResource(DMEngineData *eng, const char *name); |
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328 int engineGetTime(DMEngineData *eng, int t); |
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329 int engineGetTimeDTi(DMEngineData *eng); |
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330 int engineGetTick(DMEngineData *eng); |
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331 float engineGetTimeDT(DMEngineData *eng); |
| 368 | 332 |
| 593 | 333 int engineGetVideoAspect(int width, int height); |
| 334 | |
| 335 | |
| 368 | 336 // Implemented in actual demo code |
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337 int demoPreInit(DMEngineData *eng); |
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338 |
| 317 | 339 |
| 340 #ifdef __cplusplus | |
| 341 } | |
| 342 #endif | |
| 343 | |
| 372 | 344 #endif // DMENGINE_H |