Mercurial > hg > dmlib
annotate dmengine.h @ 622:8ba49471c143
Remove some constants.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Sat, 13 Apr 2013 06:23:54 +0300 |
| parents | 5fda51e99fe5 |
| children | dfdff30ad363 |
| 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 |
| 593 | 27 // Video setup type |
| 620 | 28 #define DM_VSETUP_NONE 0x00 // No video setup, just set window/screen to what demo specifies |
| 29 #define DM_VSETUP_ASPECT 0x01 // Only modes that match the optVidAspect aspect ratio are ok | |
| 30 #define DM_VSETUP_ANY 0x02 // Any available mode is okay, the code can adapt | |
| 593 | 31 |
| 32 | |
| 317 | 33 |
| 368 | 34 #define DT_MAGIC_ID "SDMETLNE" |
| 35 #define DT_MAX_EFFECT_PARAMS 16 | |
| 36 #define DT_MAX_NAME_LENGTH 32 | |
| 37 #define DT_FLOAT_STORE_SIZE 16 | |
| 38 | |
| 39 | |
| 40 enum | |
| 41 { | |
| 42 EFIT_SET, // No interpolation, just "set" the value | |
| 43 EFIT_LINEAR, // Linear interpolation | |
| 44 EFIT_SMOOTH, // Smoothstep interpolation | |
| 45 }; | |
| 46 | |
| 47 enum | |
| 48 { | |
| 49 EFPT_INT, | |
| 50 EFPT_FLOAT, | |
| 51 EFPT_STRING, | |
| 52 EFPT_VECTOR, | |
| 53 EFPT_MATRIX, | |
| 54 }; | |
| 55 | |
| 56 | |
| 57 typedef struct | |
| 58 { | |
| 59 int type; // Interpolation type (EFIT_*) between this and next point | |
| 60 int time; // Offsets to event start, -1 == attach to event start, -2 = event end (if event) | |
| 61 | |
| 62 int vint; | |
| 63 DMFloat vfloat; | |
| 64 DMVector vector; | |
| 65 DMMatrix matrix; | |
| 66 } DMTimelinePoint; | |
| 67 | |
| 68 | |
| 69 typedef struct | |
| 70 { | |
| 71 int npoints, nallocated; | |
| 72 DMTimelinePoint *points; | |
| 73 } DMTimelinePoints; | |
| 74 | |
| 75 | |
| 76 typedef struct | |
| 77 { | |
| 78 char *name; // Name / description of the parameter | |
| 79 int type; // Type (EFPT_*) | |
| 80 | |
| 81 DMTimelinePoints pts; | |
| 82 char *vstr; | |
| 83 | |
| 84 // Current values (interpolated) | |
| 85 int vint; | |
| 86 DMFloat vfloat; | |
| 87 DMVector vvector; | |
| 88 DMMatrix vmatrix; | |
| 89 } DMTimelineEventParam; | |
| 90 | |
| 91 | |
| 92 typedef struct | |
| 93 { | |
| 94 char name[DT_MAX_NAME_LENGTH]; | |
| 95 Uint32 type; | |
| 96 } DMFTimelineEventParam; | |
| 97 | |
| 98 | |
| 99 struct DMEngineData; | |
| 100 | |
| 101 | |
| 102 typedef struct | |
| 103 { | |
| 104 char * name; | |
| 105 int type; | |
| 106 | |
| 107 int (*init)(struct DMEngineData *, void **data); | |
| 108 void (*shutdown)(struct DMEngineData *, void *data); | |
| 109 int (*render)(SDL_Surface *screen, void *data, const DMTimelineEventParam *params, const int time); | |
| 110 | |
| 111 int nparams; | |
| 112 DMTimelineEventParam params[DT_MAX_EFFECT_PARAMS]; | |
| 113 } DMEffect; | |
| 114 | |
| 115 | |
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116 #ifdef DM_USE_TIMELINE |
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117 |
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118 |
| 368 | 119 typedef struct |
| 120 { | |
| 121 Uint32 start, duration; | |
| 122 char effectName[DT_MAX_NAME_LENGTH]; | |
| 123 Uint32 nparams; | |
| 124 } DMFTimelineEvent; | |
| 125 | |
| 126 | |
| 127 typedef struct | |
| 128 { | |
| 129 int start, duration; | |
| 130 DMEffect *effect; | |
| 131 int nparams; | |
| 132 DMTimelineEventParam *params; | |
| 133 } DMTimelineEvent; | |
| 134 | |
| 135 | |
| 136 typedef struct | |
| 137 { | |
| 138 BOOL enabled; | |
| 139 DMTimelinePoints points; | |
| 140 } DMTimelineCurve; | |
| 141 | |
| 142 | |
| 143 typedef struct | |
| 144 { | |
| 145 char name[DT_MAX_NAME_LENGTH]; | |
| 146 Uint8 enabled; | |
| 147 Uint32 nevents; | |
| 148 } DMFTimelineTrack; | |
| 149 | |
| 150 | |
| 151 typedef struct | |
| 152 { | |
| 153 char *name; // Name of the timeline track | |
| 154 BOOL enabled; // Enabled? | |
| 155 | |
| 156 int nevents, nallocated; // Number of events | |
| 157 DMTimelineEvent **events; // Events | |
| 158 | |
| 159 DMTimelineCurve composite; // Composite curve (transparency of the "layer") | |
| 160 } DMTimelineTrack; | |
| 161 | |
| 162 | |
| 163 typedef struct | |
| 164 { | |
| 165 char magic[8]; | |
| 166 char name[DT_MAX_NAME_LENGTH]; | |
| 167 Uint32 ntracks; | |
| 168 Uint32 duration; | |
| 169 } DMFTimeline; | |
| 170 | |
| 171 | |
| 172 typedef struct | |
| 173 { | |
| 174 char *name; | |
| 175 int ntracks, nallocated, duration; | |
| 176 DMTimelineTrack **tracks; | |
| 177 } DMTimeline; | |
| 178 | |
| 179 | |
| 180 typedef struct | |
| 181 { | |
| 182 DMTimelineTrack *track; | |
| 183 DMTimelineEvent *event; | |
| 184 } DMPreparedEvent; | |
| 185 | |
| 186 | |
| 187 typedef struct _DMPreparedEventGroup | |
| 188 { | |
| 189 int start, end, nevents, nallocated; | |
| 190 DMPreparedEvent *events; | |
| 191 | |
| 192 struct _DMPreparedEventGroup *next, *prev; | |
| 193 } DMPreparedEventGroup; | |
| 194 | |
| 195 | |
| 196 typedef struct | |
| 197 { | |
| 198 int duration, ngroups, pos; | |
| 199 DMPreparedEventGroup **groups; | |
| 200 } DMPreparedTimeline; | |
| 201 | |
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202 #endif |
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203 |
| 368 | 204 |
| 367 | 205 typedef struct DMEngineData |
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206 { |
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207 DMResourceLib *resources; |
| 368 | 208 void **effectData; |
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209 |
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210 #ifdef DM_USE_TIMELINE |
| 354 | 211 DMResource *timeline; |
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212 DMTimeline *tl; |
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213 DMPreparedTimeline *ptl; |
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214 #endif |
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215 |
| 361 | 216 int frameTime, frameCount, |
| 217 startTime, endTime, | |
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218 pauseTime; |
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219 |
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220 BOOL pauseFlag, paused, exitFlag; |
| 361 | 221 |
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222 SDL_Surface *screen; |
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223 SDL_Event event; |
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224 SDL_AudioSpec optAfmt; |
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225 |
| 593 | 226 int optVidWidth, optVidHeight, |
| 227 optVidDepth, optVFlags, | |
| 228 optVidAspect, optVidSetup; | |
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229 |
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230 int optResFlags; |
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231 char *optDataPath, *optPackFilename; |
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232 |
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233 #ifdef DM_USE_JSS |
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234 JSSMixer *dev; |
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235 JSSPlayer *plr; |
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236 int jss_format; |
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237 #endif |
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238 |
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239 #ifdef DM_USE_TREMOR |
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240 DMResource *audioRes; |
| 113 | 241 size_t audioPos; |
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242 #endif |
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243 |
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244 int (*demoInit)(struct DMEngineData *); |
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245 int (*demoInitPreVideo)(struct DMEngineData *); |
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246 int (*demoInitPostVideo)(struct DMEngineData *); |
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247 int (*demoRender)(struct DMEngineData *); |
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248 void (*demoShutdown)(struct DMEngineData *); |
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249 void (*demoQuit)(struct DMEngineData *); |
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250 |
| 622 | 251 // Setup specifics |
| 252 DMVector setupMenuPos, setupMenuDim, | |
| 253 setupText1Pos, setupText2Pos; | |
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254 } DMEngineData; |
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255 |
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256 |
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257 extern DMEffect *engineEffects; |
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258 extern int nengineEffects, nengineEffectsAlloc; |
| 368 | 259 |
| 260 | |
| 261 // Effect registration | |
| 262 int engineRegisterEffect(const DMEffect *ef); | |
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263 int engineInitializeEffects(DMEngineData *); |
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264 void engineShutdownEffects(DMEngineData *); |
| 368 | 265 DMEffect *engineFindEffect(const char *name, const int nparams); |
| 266 DMEffect *engineFindEffectByName(const char *name); | |
| 267 | |
| 268 | |
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269 #ifdef DM_USE_TIMELINE |
| 368 | 270 // Basic timeline handling |
| 271 int dmLoadTimeline(DMResource *res, DMTimeline **tl); | |
| 272 void dmFreeTimeline(DMTimeline *tl); | |
| 273 | |
| 274 void dmFreeTimelinePoints(DMTimelinePoints *points); | |
| 275 void dmFreeTimelineEventParam(DMTimelineEventParam *param); | |
| 276 void dmFreeTimelineEvent(DMTimelineEvent *event); | |
| 277 void dmFreeTimelineTrack(DMTimelineTrack *track); | |
| 278 | |
| 279 | |
| 280 // Execution related | |
| 281 int dmPrepareTimeline(DMTimeline *tl, DMPreparedTimeline *ptl); | |
| 282 void dmFreePreparedTimelineData(DMPreparedTimeline *ptl); | |
| 283 | |
| 284 int dmSeekTimeline(DMPreparedTimeline *tl, int time); | |
| 285 int dmExecuteTimeline(DMPreparedTimeline *tl, SDL_Surface *screen, int time); | |
| 286 | |
| 287 | |
| 288 // Editing/saving related functions | |
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289 int dmCopyTimelinePoints(const DMTimelinePoints *src, DMTimelinePoints *dst); |
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290 int dmCopyTimelineEventParam(const DMTimelineEventParam *src, DMTimelineEventParam *dst); |
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291 int dmCopyTimelineEvent(const DMTimelineEvent *src, DMTimelineEvent **pdst); |
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292 int dmCopyTimelineCurve(const DMTimelineCurve *src, DMTimelineCurve *dst); |
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293 int dmCopyTimelineTrack(const DMTimelineTrack *src, DMTimelineTrack **pdst); |
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294 int dmCopyTimeline(const DMTimeline *src, DMTimeline **pdst); |
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295 |
| 368 | 296 int dmSaveTimeline(DMResource *res, DMTimeline *tl); |
| 297 | |
| 298 int dmTimelineNew(DMTimeline **tl, const char *name); | |
| 299 int dmTimelineAddTrack(DMTimeline *tl, DMTimelineTrack **track, const char *name); | |
| 300 int dmTimelineTrackAddEvent(DMTimelineTrack *track, int start, int duration, DMTimelineEvent **pev); | |
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301 int dmTimelineEventSetEffect(DMTimelineEvent *event, DMEffect *ef); |
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302 int dmTimelineEventSetEffectByIndex(DMTimelineEvent *event, const int index); |
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303 int dmTimelineEventSetEffectByName(DMTimelineEvent *event, const char *name); |
| 368 | 304 |
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305 #endif // DM_USE_TIMELINE |
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306 |
| 368 | 307 |
| 308 // Resource helpers | |
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309 #define engineGetResImage(eng, x, name) \ |
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310 do { \ |
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311 if ((x = (SDL_Surface *) engineGetResource(eng, name)) == NULL) \ |
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312 return DMERR_INIT_FAIL; \ |
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313 } while (0) |
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314 |
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315 #define engineGetResModule(eng, x, name) \ |
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316 do { \ |
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317 if ((x = (JSSModule *) engineGetResource(eng, name)) == NULL) \ |
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318 return DMERR_INIT_FAIL; \ |
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319 } while (0) |
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320 |
| 367 | 321 #define engineFindResource(eng, name) dmres_find((eng)->resources, name) |
| 322 | |
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323 |
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342
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324 int engineClassifier(DMResource *res); |
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325 void * engineGetResource(DMEngineData *eng, const char *name); |
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326 int engineGetTime(DMEngineData *eng, int t); |
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327 int engineGetTimeDTi(DMEngineData *eng); |
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328 int engineGetTick(DMEngineData *eng); |
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329 float engineGetTimeDT(DMEngineData *eng); |
| 368 | 330 |
| 593 | 331 int engineGetVideoAspect(int width, int height); |
| 332 | |
| 333 | |
| 368 | 334 // Implemented in actual demo code |
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335 int demoPreInit(DMEngineData *eng); |
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336 |
| 317 | 337 |
| 338 #ifdef __cplusplus | |
| 339 } | |
| 340 #endif | |
| 341 | |
| 372 | 342 #endif // DMENGINE_H |