Mercurial > hg > demos > krapula
annotate krapula.c @ 21:ea93b1d5c894
Use the dmsimple demo engine "framework".
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Sat, 29 Sep 2012 17:00:01 +0300 |
| parents | 64017da3aa2f |
| children | af6fad875a28 |
| rev | line source |
|---|---|
|
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ea93b1d5c894
Use the dmsimple demo engine "framework".
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parents:
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changeset
|
1 #include "dmsimple.h" |
| 2 | 2 #include "dmvecmat.h" |
| 3 | |
| 4 #include <math.h> | |
| 5 | |
|
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6 |
| 2 | 7 #define DM_COLORS (256) |
| 8 | |
| 9 | |
|
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10 DMOptArg optList[] = |
| 2 | 11 { |
| 12 { 0, '?', "help", "Show this help", OPT_NONE }, | |
| 13 { 2, 'v', "verbose", "Be more verbose", OPT_NONE }, | |
| 14 { 3, 'f', "fs", "Fullscreen", OPT_NONE }, | |
| 15 }; | |
| 16 | |
| 17 const int optListN = sizeof(optList) / sizeof(optList[0]); | |
| 18 | |
| 19 | |
| 20 | |
| 21 void argShowHelp() | |
| 22 { | |
| 23 dmPrintBanner(stdout, dmProgName, "[options]"); | |
| 24 dmArgsPrintHelp(stdout, optList, optListN); | |
| 25 } | |
| 26 | |
| 27 | |
| 28 BOOL argHandleOpt(const int optN, char *optArg, char *currArg) | |
| 29 { | |
| 30 switch (optN) { | |
| 31 case 0: | |
| 32 argShowHelp(); | |
| 33 exit(0); | |
| 34 break; | |
| 35 | |
| 36 case 2: | |
| 37 dmVerbosity++; | |
| 38 break; | |
| 39 | |
| 40 case 3: | |
|
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parents:
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41 engine.optVFlags |= SDL_FULLSCREEN; |
| 2 | 42 break; |
| 43 | |
| 44 default: | |
| 45 dmError("Unknown option '%s'.\n", currArg); | |
| 46 return FALSE; | |
| 47 } | |
| 48 | |
| 49 return TRUE; | |
| 50 } | |
| 51 | |
| 52 | |
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parents:
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53 |
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54 |
| 2 | 55 void dmMakePalette(SDL_Surface *scr) |
| 56 { | |
| 57 SDL_Color pal[DM_COLORS]; | |
| 58 int n; | |
| 59 | |
| 60 for (n = 0; n < 256; n++) | |
| 61 { | |
| 62 pal[n].r = n; | |
| 63 pal[n].g = n; | |
| 64 pal[n].b = n; | |
| 65 } | |
| 66 | |
| 67 SDL_SetColors(scr, pal, 0, DM_COLORS); | |
| 68 } | |
| 69 | |
| 70 | |
| 71 void dmRandom(SDL_Surface *screen, int q) | |
| 72 { | |
| 73 Uint8 *pix = screen->pixels; | |
| 74 int xc, yc; | |
| 75 | |
| 76 for (yc = 0; yc < screen->h; yc++) | |
| 77 { | |
| 78 Uint8 *dp = pix; | |
| 79 | |
| 80 for (xc = 0; xc < screen->w; xc++) | |
| 81 *dp++ = yc + (xc ^ q) + (yc & q); | |
| 82 | |
| 83 pix += screen->pitch; | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 | |
| 88 void dmPerlin(SDL_Surface *screen, float f) | |
| 89 { | |
| 90 Uint8 *pix = screen->pixels; | |
| 91 int xc, yc; | |
| 92 | |
| 93 for (yc = 0; yc < screen->h; yc++) | |
| 94 { | |
| 95 Uint8 *dp = pix; | |
| 96 | |
| 97 for (xc = 0; xc < screen->w; xc++) | |
| 98 { | |
| 99 *dp++ = 128 + dmPerlinNoise2D(xc, yc, 0.01, 0.1, 3) / 34.0; | |
| 100 } | |
| 101 | |
| 102 pix += screen->pitch; | |
| 103 } | |
| 104 } | |
| 105 | |
| 106 | |
| 107 #define QWIDTH 256 | |
| 108 #define QHEIGHT 160 | |
| 109 | |
| 110 typedef Uint8 DMBlockMap[QHEIGHT][QWIDTH]; | |
| 111 | |
| 112 | |
| 113 static DMFloat dmClip(DMFloat a) | |
| 114 { | |
| 115 return (a < 0.0f ? 0.0f : (a > 1.0f ? 1.0f : a)); | |
| 116 } | |
| 117 | |
| 118 | |
| 119 void dmMakeBumpMap(DMBlockMap map, DMFloat q, DMFloat m) | |
| 120 { | |
| 121 int x, y; | |
| 122 for (y = 0; y < QHEIGHT; y++) | |
| 123 for (x = 0; x < QWIDTH; x++) | |
| 124 { | |
| 125 DMFloat f = 0.40f + dmPerlinNoise2D(x, y, 1.1f, q, 2); | |
| 126 map[y][x] = (int) (dmClip(f) * m); | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 | |
| 131 void dmShadowTraceHeightMap(DMBlockMap lightMap, DMBlockMap pheightMap, DMVector *light) | |
| 132 { | |
| 133 int i, j; | |
| 134 | |
| 135 for (j = 0; j < QHEIGHT; j++) | |
| 136 for (i = 0; i < QWIDTH; i++) | |
| 137 { | |
| 138 DMVector vr, vl, va; | |
| 139 DMFloat vrayLen, vfactor; | |
| 140 int vlen; | |
| 141 BOOL wasHit; | |
| 142 | |
| 143 /* Perform shadow occlusion via simplistic raytracing */ | |
| 144 vr.x = i; | |
| 145 vr.y = j; | |
| 146 vr.z = light->z; // - 10.0; | |
| 147 // vr.z = pheightMap[j][i]; | |
| 148 | |
| 149 /* Calculate light vector vector */ | |
| 150 dm_vector_sub_r(&vl, &vr, light); | |
| 151 vrayLen = dm_vector_length(&vl); | |
| 152 | |
| 153 #if 1 | |
| 154 dm_vector_copy(&va, &vl); | |
| 155 dm_vector_normalize(&va); | |
| 156 dm_vector_scale(&va, 0.6f); | |
| 157 dm_vector_copy(&vr, light); | |
| 158 | |
| 159 vlen = 0; | |
| 160 wasHit = FALSE; | |
| 161 do | |
| 162 { | |
| 163 float h; | |
| 164 | |
| 165 /* If ray is inside the heightmap, get value */ | |
| 166 if (vr.x >= 0 && vr.y >= 0 && vr.x < QWIDTH && vr.y < QHEIGHT) | |
| 167 h = pheightMap[(int) vr.y][(int) vr.x]; | |
| 168 else | |
| 169 break; | |
| 170 | |
| 171 /* Check for hits */ | |
| 172 if (h > vr.z) | |
| 173 wasHit = TRUE; | |
| 174 else | |
| 175 { | |
| 176 /* Move forwards */ | |
| 177 dm_vector_add(&vr, &va); | |
| 178 vlen++; | |
| 179 } | |
| 180 } | |
| 181 while (!wasHit && vlen <= vrayLen); | |
| 182 | |
| 183 /* Check if the ray hit something, e.g. is this point occluded? */ | |
| 184 if (wasHit && vlen < vrayLen) | |
| 185 { | |
| 186 vfactor = vlen * 0.01; | |
| 187 } | |
| 188 else | |
| 189 vfactor = vlen * 0.02; | |
| 190 #endif | |
| 191 | |
| 192 #if 1 | |
| 193 { | |
| 194 /* Calculate light's intensity based on the angle it "hits" | |
| 195 * | |
| 196 * 1) Calculate the vectors that form the imaginary "plane" | |
| 197 * 2) Cross-product -> normal vector of the plane | |
| 198 * 2) Normalize the normal vector | |
| 199 * 3) Calculate light vector's hit angle by dot product | |
| 200 */ | |
| 201 DMVector v1, v2; | |
| 202 DMFloat c; | |
| 203 | |
| 204 v1.x = 2.0f; | |
| 205 v1.y = 0.0f; | |
| 206 v1.z = (DMFloat) (pheightMap[j][i] - pheightMap[j][i + 1]); | |
| 207 | |
| 208 v2.x = 0.0f; | |
| 209 v2.y = 2.0f; | |
| 210 v2.z = (DMFloat) (pheightMap[j][i] - pheightMap[j + 1][i]); | |
| 211 | |
| 212 dm_vector_cross(&vr, &v1, &v2); | |
| 213 dm_vector_normalize(&vr); | |
| 214 dm_vector_normalize(&vl); | |
| 215 c = dm_vector_dot(&vl, &vr); | |
| 216 | |
| 217 vrayLen = 255 - (vrayLen * 0.1) * vrayLen + (c * 128.0f) + (vfactor * vfactor * 1255); | |
| 218 } | |
| 219 #else | |
| 220 vrayLen = 255 - vrayLen * vrayLen * (vfactor * vfactor); | |
| 221 if (vrayLen < 0) vrayLen = 0; | |
| 222 vrayLen += pheightMap[j][i]; | |
| 223 #endif | |
| 224 | |
| 225 /* Clip result */ | |
| 226 if (vrayLen < 0) | |
| 227 vrayLen = 0; | |
| 228 else if (vrayLen > 255.0f) | |
| 229 vrayLen = 255.0f; | |
| 230 | |
| 231 lightMap[j][i] = vrayLen; | |
| 232 } | |
| 233 } | |
| 234 | |
| 235 | |
| 236 void dmShadowTraceHeightMap2(DMBlockMap lightMap, DMBlockMap pheightMap, DMVector *light) | |
| 237 { | |
| 238 int i, j; | |
| 239 | |
| 240 light->z = 150; | |
| 241 | |
| 242 for (j = 0; j < QHEIGHT; j++) | |
| 243 for (i = 0; i < QWIDTH; i++) | |
| 244 { | |
| 245 DMVector vr, vl, va; | |
| 246 DMFloat vrayLen, vfactor; | |
| 247 int vlen; | |
| 248 BOOL wasHit; | |
| 249 | |
| 250 /* Perform shadow occlusion via simplistic raytracing */ | |
| 251 vr.x = i; | |
| 252 vr.y = j; | |
| 253 vr.z = 200; //light->z; // - 10.0; | |
| 254 | |
| 255 /* Calculate light vector vector */ | |
| 256 dm_vector_sub_r(&vl, &vr, light); | |
| 257 vrayLen = dm_vector_length(&vl); | |
| 258 | |
| 259 #if 1 | |
| 260 dm_vector_copy(&va, &vl); | |
| 261 dm_vector_normalize(&va); | |
| 262 dm_vector_copy(&vr, light); | |
| 263 | |
| 264 vlen = 0; | |
| 265 wasHit = FALSE; | |
| 266 do | |
| 267 { | |
| 268 float h; | |
| 269 | |
| 270 /* If ray is inside the heightmap, get value */ | |
| 271 if (vr.x >= 0 && vr.y >= 0 && vr.x < QWIDTH && vr.y < QHEIGHT) | |
| 272 h = pheightMap[(int) vr.y][(int) vr.x]; | |
| 273 else | |
| 274 break; | |
| 275 | |
| 276 /* Check for hits */ | |
| 277 if (h > vr.z) | |
| 278 wasHit = TRUE; | |
| 279 else | |
| 280 { | |
| 281 /* Move forwards */ | |
| 282 dm_vector_add(&vr, &va); | |
| 283 vlen++; | |
| 284 } | |
| 285 } | |
| 286 while (!wasHit && vlen <= vrayLen); | |
| 287 | |
| 288 /* Check if the ray hit something, e.g. is this point occluded? */ | |
| 289 if (wasHit && vlen < vrayLen) | |
| 290 { | |
| 291 vfactor = vlen * 0.05; | |
| 292 } | |
| 293 else | |
| 294 vfactor = vlen * 0.001; | |
| 295 #endif | |
| 296 | |
| 297 #if 0 | |
| 298 { | |
| 299 /* Calculate light's intensity based on the angle it "hits" | |
| 300 * | |
| 301 * 1) Calculate the vectors that form the imaginary "plane" | |
| 302 * 2) Cross-product -> normal vector of the plane | |
| 303 * 2) Normalize the normal vector | |
| 304 * 3) Calculate light vector's hit angle by dot product | |
| 305 */ | |
| 306 DMVector v1, v2; | |
| 307 DMFloat c; | |
| 308 | |
| 309 v1.x = 2.0f; | |
| 310 v1.y = 0.0f; | |
| 311 v1.z = (DMFloat) (pheightMap[j][i] - pheightMap[j][i + 1]); | |
| 312 | |
| 313 v2.x = 0.0f; | |
| 314 v2.y = 2.0f; | |
| 315 v2.z = (DMFloat) (pheightMap[j][i] - pheightMap[j + 1][i]); | |
| 316 | |
| 317 dm_vector_cross(&vr, &v1, &v2); | |
| 318 dm_vector_normalize(&vr); | |
| 319 dm_vector_normalize(&vl); | |
| 320 c = dm_vector_dot(&vl, &vr); | |
| 321 | |
| 322 vrayLen = 255 - (vrayLen * 0.1) * vrayLen + (c * 128.0f) + (vfactor * vfactor * 1255); | |
| 323 } | |
| 324 #else | |
| 325 vrayLen = 255 - vrayLen * vrayLen * (vfactor * vfactor); | |
| 326 if (vrayLen < 0) vrayLen = 0; | |
| 327 vrayLen -= pheightMap[j][i]; | |
| 328 #endif | |
| 329 | |
| 330 /* Clip result */ | |
| 331 if (vrayLen < 0) | |
| 332 vrayLen = 0; | |
| 333 else if (vrayLen > 255.0f) | |
| 334 vrayLen = 255.0f; | |
| 335 | |
| 336 lightMap[j][i] = vrayLen; | |
| 337 } | |
| 338 } | |
| 339 | |
| 340 | |
| 341 #define CREDITS_SPEED 1000 | |
| 342 #define CREDITS_RAND 4 | |
| 343 | |
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parents:
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344 typedef struct |
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345 { |
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346 int x, y; |
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347 } DMCoords; |
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348 |
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349 |
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350 typedef struct |
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351 { |
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352 int x, y; |
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353 char *filename; |
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354 SDL_Surface *img; |
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355 } DMCredits; |
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356 |
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357 |
| 2 | 358 |
| 359 static const DMCoords randomCoords[] = | |
| 360 { | |
| 361 { -300, -430 }, | |
| 362 { 700, -550 }, | |
| 363 { -200, 600 }, | |
| 364 { 700, 600 } | |
| 365 }; | |
| 366 const int nrandomCoords = sizeof(randomCoords) / sizeof(randomCoords[0]); | |
| 367 | |
| 368 | |
| 369 static DMCredits credits[] = | |
| 370 { | |
| 371 { 91, 223, "g4014.png", NULL }, | |
| 372 { 151, 250, "g4026.png", NULL }, | |
| 373 { 217, 227, "g4020.png", NULL }, | |
| 374 { 173, 268, "g4032.png", NULL }, | |
| 375 { 115, 359, "g4038.png", NULL }, | |
| 376 | |
| 377 { 437, 130, "g4062.png", NULL }, | |
| 378 { 457, 102, "g4068.png", NULL }, | |
| 379 { 450, 210, "g4056.png", NULL }, | |
| 380 | |
| 381 { 420, 320, "g4044.png", NULL }, | |
| 382 { 486, 381, "g4050.png", NULL }, | |
| 383 }; | |
| 384 | |
| 385 const int ncredits = sizeof(credits) / sizeof(credits[0]); | |
| 386 | |
| 387 | |
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388 #define NOSFE_MIN 1 |
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389 #define NOSFE_MAX 269 |
| 2 | 390 |
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391 SDL_Surface *bmap; |
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392 SDL_Surface *nosfe[NOSFE_MAX - NOSFE_MIN + 1]; |
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393 |
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394 |
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395 int demoPreInit(int argc, char *argv[]) |
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396 { |
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397 dmInitProg("krapula", "Lauantai Aamun Krapula", "0.2", "(c) 2012 Anciat Prodz & TNSP", "PENIS."); |
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398 |
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399 engine.optScrWidth = 640; |
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400 engine.optScrHeight = 480; |
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401 engine.optBitDepth = 32; |
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402 engine.optVFlags = SDL_SWSURFACE | SDL_HWPALETTE; |
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403 |
| 2 | 404 |
| 17 | 405 if (!dmArgsProcess(argc, argv, optList, optListN, |
| 406 argHandleOpt, NULL, FALSE)) | |
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407 return DMERR_INIT_FAIL; |
| 17 | 408 |
| 409 dmPrint(0, "%s\n", dmProgDesc); | |
| 410 dmPrint(0, "%s\n", dmProgAuthor); | |
| 411 dmPrint(0, "TNSP PIERUPASKA engine 2012 'passeli professional' loading.\n"); | |
| 412 | |
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413 return DMERR_OK; |
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414 } |
| 17 | 415 |
| 416 | |
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417 int demoGlobalInit() |
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418 { |
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419 int i; |
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420 |
| 17 | 421 // Initialize effect stuff |
| 2 | 422 dmPerlinInit(); |
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423 |
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424 for (i = 0; i < NOSFE_MAX; i++) |
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425 { |
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426 char fname[32]; |
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427 snprintf(fname, sizeof(fname), "%08d.jpg", NOSFE_MIN + i); |
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428 engineGetResImage(nosfe[i], fname); |
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429 } |
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430 |
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431 for (i = 0; i < ncredits; i++) |
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432 engineGetResImage(credits[i].img, credits[i].filename); |
| 2 | 433 |
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434 bmap = SDL_CreateRGBSurface(SDL_SWSURFACE, QWIDTH, QHEIGHT, 8, 0, 0, 0, 0); |
| 2 | 435 |
| 17 | 436 |
| 437 // Initialize music player | |
|
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438 JSSModule *mod = NULL; |
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439 engineGetResModule(mod, "krapula.xm"); |
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440 jvmSetCallback(engine.dev, jmpExec, engine.plr); |
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441 jmpSetModule(engine.plr, mod); |
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442 jmpPlayOrder(engine.plr, 0); |
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443 jvmSetGlobalVol(engine.dev, 55); |
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444 SDL_PauseAudio(0); |
| 2 | 445 |
|
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446 return DMERR_OK; |
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447 } |
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448 |
| 2 | 449 |
|
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450 int demoMainTick() |
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451 { |
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452 float t = engineGetTimeDT(); |
| 2 | 453 |
|
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454 if (t < 5) |
| 2 | 455 { |
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456 int dt = engineGetTime(0); |
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457 static SDL_Surface *anciat; |
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458 static DMLerpContext lerpX, lerpY, lerpD; |
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459 static DMScaledBlitFunc nblit; |
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460 DMVector light; |
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461 static BOOL nollattu = FALSE; |
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462 if (!nollattu) |
| 2 | 463 { |
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464 engineGetResImage(anciat, "anciat.png"); |
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465 nblit = dmGetScaledBlitFunc(bmap->format, engine.screen->format, DMD_NONE); |
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466 dmMakePalette(bmap); |
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467 dmLerpInit(&lerpX, 0, QWIDTH, 5000); |
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468 dmLerpInit(&lerpY, QHEIGHT * 0.25, QHEIGHT * 0.75, 5000); |
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469 dmLerpInit(&lerpD, 0.04, 0.08, 5000); |
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470 nollattu = TRUE; |
| 2 | 471 } |
| 472 | |
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473 light.x = dmLerpSCurve(&lerpX, dt); |
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474 light.y = dmLerp1(&lerpY, dt); |
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475 light.z = 128; |
| 2 | 476 |
|
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477 dmShadowTraceHeightMap2(bmap->pixels, anciat->pixels, &light); |
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478 nblit(bmap, 0, 0, engine.screen->w, engine.screen->h, engine.screen); |
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479 } |
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480 else |
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481 if (t < 10) |
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482 { |
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483 int dt = engineGetTime(5); |
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484 static SDL_Surface *logobg, *logolayer1, *logolayer2; |
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485 static DMScaledBlitFunc nblit, kblit; |
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486 static DMLerpContext lerpD; |
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487 static BOOL nollattu = FALSE; |
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488 |
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489 if (!nollattu) |
| 2 | 490 { |
|
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491 engineGetResImage(logobg, "logobg.png"); |
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492 engineGetResImage(logolayer1, "logolayer1.png"); |
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493 engineGetResImage(logolayer2, "logolayer2.png"); |
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494 |
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495 nblit = dmGetScaledBlitFunc(logobg->format, engine.screen->format, DMD_TRANSPARENT); |
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496 kblit = dmGetScaledBlitFunc(logobg->format, engine.screen->format, DMD_NONE); |
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497 dmLerpInit(&lerpD, 0.01, 500, 10000); |
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498 nollattu = TRUE; |
| 2 | 499 } |
| 500 | |
|
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501 float q = dmLerpSCurve(&lerpD, dt); |
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502 float t = sin((float) dt / 150.0f); |
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503 int x = t * 25.0f + q, y = t * 35.0f + q*2.0f, |
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504 w = t * 70.0f + q, h = t * 40.0f + q*2.0f; |
| 2 | 505 |
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506 float t2 = sin((float) dt / 150.0f + 0.2f); |
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507 int x2 = t2 * 25.0f + q, y2 = t * 35.0f + q*2.0f, |
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508 w2 = t2 * 70.0f + q, h2 = t * 40.0f + q*2.0f; |
| 2 | 509 |
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510 kblit(logobg, 0, 0, engine.screen->w, engine.screen->h, engine.screen); |
|
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511 nblit(logolayer1, -x, -y, engine.screen->w+w, engine.screen->h+h, engine.screen); |
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512 nblit(logolayer2, -x2, -y2, engine.screen->w+w2, engine.screen->h+h2, engine.screen); |
|
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|
513 } |
|
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514 else |
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515 if (t < 20) |
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516 { |
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517 int dt = engineGetTime(10); |
|
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518 static SDL_Surface *gay, *logobg; |
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519 static DMLerpContext lerpX, lerpY, lerpD; |
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520 static DMScaledBlitFunc nblit, kblit; |
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521 static BOOL nollattu = FALSE; |
|
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522 DMVector light; |
|
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523 DMBlockMap heightMap; |
| 2 | 524 |
|
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525 if (!nollattu) |
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|
526 { |
|
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|
527 engineGetResImage(gay, "gay.png"); |
|
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528 engineGetResImage(logobg, "logobg.png"); |
|
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529 nblit = dmGetScaledBlitFunc(bmap->format, engine.screen->format, DMD_NONE); |
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530 kblit = dmGetScaledBlitFunc(logobg->format, engine.screen->format, DMD_TRANSPARENT); |
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|
531 dmMakePalette(bmap); |
|
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532 dmLerpInit(&lerpX, QWIDTH, 0, 10000); |
|
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533 dmLerpInit(&lerpY, QHEIGHT * 0.25, QHEIGHT * 0.75, 10000); |
|
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534 dmLerpInit(&lerpD, 0.04, 0.08, 10000); |
|
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535 nollattu = TRUE; |
| 2 | 536 } |
| 537 | |
|
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|
538 light.x = dmLerpSCurve(&lerpX, dt); |
|
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539 light.y = QHEIGHT * 0.5 + sin(dmLerp1(&lerpY, dt)) * 0.5; |
|
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540 light.z = 128; |
|
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|
541 |
|
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|
542 dmMakeBumpMap(heightMap, dmLerpSCurve(&lerpD, dt), 254); |
| 2 | 543 |
|
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544 dmShadowTraceHeightMap(bmap->pixels, heightMap, &light); |
| 2 | 545 |
|
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|
546 nblit(bmap, 0, 0, engine.screen->w, engine.screen->h, engine.screen); |
| 2 | 547 |
|
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548 if ((dt / 100) % 10 < 5) |
|
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|
549 { |
|
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|
550 kblit(gay, 0, 0, engine.screen->w, engine.screen->h, engine.screen); |
| 2 | 551 } |
|
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|
552 } |
|
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|
553 else |
|
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|
554 if (t < 45) |
|
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|
555 { |
|
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|
556 static SDL_Surface *ruutu; |
|
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557 static int currState, currCredit, creditStartTime; |
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558 static DMLerpContext lerpX, lerpY, lerpZ; |
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559 static DMScaledBlitFunc nblit, kblit; |
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560 static BOOL stateChange, nollattu = FALSE; |
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561 int currFrame = engineGetTime(20) * 15 / 1000; |
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562 if (!nollattu) |
| 2 | 563 { |
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564 engineGetResImage(ruutu, "ruutu.png"); |
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565 dmClearSurface(ruutu, dmMapRGBA(ruutu, 0,0,0,0)); |
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566 nblit = dmGetScaledBlitFunc(nosfe[0]->format, engine.screen->format, DMD_NONE); |
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567 kblit = dmGetScaledBlitFunc(credits[0].img->format, engine.screen->format, DMD_TRANSPARENT); |
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568 currCredit = -1; |
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569 currState = -1; |
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570 stateChange = TRUE; |
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571 nollattu = TRUE; |
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572 } |
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573 |
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574 float gt = 1.0f + sin(engineGetTime(0) / 250.0f); |
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575 int g1 = gt * 25.0f, g2 = gt * 50.0f; |
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576 |
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577 nblit(nosfe[currFrame % NOSFE_MAX], -g1, -g1, engine.screen->w+g2, engine.screen->h+g2, engine.screen); |
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578 |
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579 if (t >= 30) |
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580 { |
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581 int qtime = engineGetTime(30); |
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582 int creditTime = (engineGetTime(0) - creditStartTime); |
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583 float zscale; |
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584 if ( ( (qtime / (CREDITS_SPEED + 500)) % 2) == 0 && currState == -1) |
| 2 | 585 stateChange = TRUE; |
| 586 | |
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587 if (stateChange && currCredit < ncredits) |
| 2 | 588 { |
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589 stateChange = FALSE; |
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590 switch (currState) |
| 2 | 591 { |
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592 case 0: |
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593 { |
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594 int qt = (qtime / 100) % nrandomCoords; |
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595 creditStartTime = engineGetTime(0); |
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596 creditTime = 0; |
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597 dmLerpInit(&lerpX, randomCoords[qt].x, credits[currCredit].x - 50, CREDITS_SPEED); |
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598 dmLerpInit(&lerpY, randomCoords[qt].y, credits[currCredit].y - 50, CREDITS_SPEED); |
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599 dmLerpInit(&lerpZ, 5.0f, 0.0f, CREDITS_SPEED); |
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600 currState = 1; |
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601 } |
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602 break; |
| 2 | 603 |
|
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604 case 2: |
|
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605 if (creditTime >= CREDITS_SPEED) |
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606 creditTime = CREDITS_SPEED - 1; |
| 2 | 607 |
|
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608 zscale = dmLerpSCurve(&lerpZ, creditTime); |
|
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609 dmScaledBlitSurface32to32TransparentX( |
|
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610 credits[currCredit].img, |
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611 dmLerpSCurve(&lerpX, creditTime) - (zscale * credits[currCredit].img->w), |
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612 dmLerpSCurve(&lerpY, creditTime) - (zscale * credits[currCredit].img->h), |
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613 credits[currCredit].img->w * (1.0f + zscale), |
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614 credits[currCredit].img->h * (1.0f + zscale), |
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615 ruutu); |
| 2 | 616 |
|
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617 currState = -1; |
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618 break; |
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619 |
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620 default: |
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|
621 currCredit++; |
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622 currState = 0; |
| 2 | 623 stateChange = TRUE; |
|
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624 break; |
| 2 | 625 } |
| 626 } | |
|
14
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Add nice headache white fade synced to beat.
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|
627 |
| 2 | 628 |
|
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629 if (currCredit > 0) |
| 2 | 630 { |
|
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631 kblit(ruutu, 0, 0, engine.screen->w, engine.screen->h, engine.screen); |
| 15 | 632 } |
| 633 | |
|
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634 if (currState == 1) |
| 15 | 635 { |
|
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636 if (creditTime >= CREDITS_SPEED) |
| 15 | 637 { |
|
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638 creditTime = CREDITS_SPEED; |
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639 stateChange = TRUE; |
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640 currState = 2; |
| 15 | 641 } |
|
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642 |
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643 zscale = dmLerpSCurve(&lerpZ, creditTime); |
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644 kblit(credits[currCredit].img, |
|
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645 dmLerpSCurve(&lerpX, creditTime) - (zscale * credits[currCredit].img->w), |
|
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646 dmLerpSCurve(&lerpY, creditTime) - (zscale * credits[currCredit].img->h), |
|
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647 credits[currCredit].img->w * (1.0f + zscale), |
|
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648 credits[currCredit].img->h * (1.0f + zscale), |
|
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|
649 engine.screen); |
| 15 | 650 } |
| 651 } | |
|
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|
652 |
|
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|
653 } |
|
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|
654 else |
|
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655 if (t < 60) |
|
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|
656 { |
|
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|
657 int dt = engineGetTime(45); |
|
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658 static SDL_Surface *logobg, *greets; |
|
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659 static DMScaledBlitFunc nblit, kblit; |
|
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|
660 static DMLerpContext lerpD; |
|
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661 static BOOL nollattu = FALSE; |
|
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662 |
|
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|
663 if (!nollattu) |
|
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|
664 { |
|
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|
665 engineGetResImage(logobg, "logobg.png"); |
|
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666 engineGetResImage(greets, "greetings.png"); |
|
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|
667 nblit = dmGetScaledBlitFunc(logobg->format, engine.screen->format, DMD_TRANSPARENT); |
|
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668 kblit = dmGetScaledBlitFunc(logobg->format, engine.screen->format, DMD_NONE); |
|
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|
669 dmLerpInit(&lerpD, 0.01, 500, 10000); |
|
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670 nollattu = TRUE; |
|
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|
671 } |
| 15 | 672 |
|
21
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|
673 float q = dmLerpSCurve(&lerpD, dt); |
|
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674 float t = sin((float) dt / 150.0f), |
|
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675 j = (1.0 + t) * 15; |
|
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676 int x = t * 25.0f + q, y = t * 35.0f + q, |
|
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677 w = t * 70.0f + q*2.0f, h = t * 40.0f + q*2.0f; |
|
8
b3d6670c4324
Use new resource management system.
Matti Hamalainen <ccr@tnsp.org>
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|
678 |
|
21
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|
679 kblit(logobg, -j, -j, engine.screen->w+j*2.0f, engine.screen->h+j*2.0f, engine.screen); |
|
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|
680 nblit(greets, -x, -y, engine.screen->w+w, engine.screen->h+h, engine.screen); |
| 2 | 681 } |
|
21
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|
682 else |
|
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|
683 engine.exitFlag = TRUE; |
| 2 | 684 |
| 685 | |
|
21
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|
686 { |
|
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Use the dmsimple demo engine "framework".
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687 static SDL_Surface *feidi; |
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688 static int fadeStartTime; |
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689 static BOOL fadeActive, nollattu = FALSE; |
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690 static DMLerpContext fadeLerp; |
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691 BOOL hit; |
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692 int ch; |
| 2 | 693 |
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694 if (!nollattu) |
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695 { |
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696 engineGetResImage(feidi, "feidi.png"); |
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697 dmLerpInit(&fadeLerp, 255, 0, 250); |
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698 nollattu = TRUE; |
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699 } |
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700 |
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701 JSS_LOCK(engine.plr); |
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702 for (hit = FALSE, ch = 0; ch < 6; ch++) |
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703 if (engine.plr->iCExtInstrumentN[ch] == 0) |
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704 { |
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705 hit = TRUE; |
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706 break; |
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707 } |
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708 JSS_UNLOCK(engine.plr); |
| 2 | 709 |
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710 if (hit && !fadeActive) |
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711 { |
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712 fadeActive = TRUE; |
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713 fadeStartTime = engineGetTime(0); |
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714 } |
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715 if (fadeActive) |
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716 { |
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717 int fadeTime = engineGetTime(0) - fadeStartTime; |
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718 if (fadeTime < 250) |
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719 { |
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720 dmScaledBlitSurface32to32TransparentGA(feidi, |
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721 0, 0, engine.screen->w, engine.screen->h, engine.screen, |
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722 dmLerpSCurve(&fadeLerp, fadeTime)); |
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723 } |
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724 else |
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725 fadeActive = FALSE; |
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726 } |
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727 } |
| 2 | 728 |
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729 return DMERR_OK; |
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730 } |
| 2 | 731 |
| 732 | |
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733 void demoFinish() |
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734 { |
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735 dmPrint(0, "Krapulassa on kivaa.\n"); |
| 2 | 736 } |