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comparison tests/efu.c @ 1444:5be4e2eec84f

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Add dmSmoothMap() function to efu test.
author Matti Hamalainen <ccr@tnsp.org>
date Thu, 10 May 2018 04:39:34 +0300
parents 985225a93aeb
children 60337b31e427
comparison
equal deleted inserted replaced
1443:57e97e58cbf3 1444:5be4e2eec84f
274 274
275 lightMap[j][i] = vrayLen; 275 lightMap[j][i] = vrayLen;
276 } 276 }
277 } 277 }
278 278
279 #define Q_KERNEL(x, y, dist, coeff) ( \
280 in[(y) - (dist)][(x)] * (coeff) + \
281 in[(y) + (dist)][(x)] * (coeff) + \
282 in[(y)][(x) - (dist)] * (coeff) + \
283 in[(y)][(x) + (dist)] * (coeff) + \
284 in[(y) - (dist)][(x) - (2)] * (coeff) + \
285 in[(y) - (dist)][(x) + (2)] * (coeff) + \
286 in[(y) + (dist)][(x) - (2)] * (coeff) + \
287 in[(y) + (dist)][(x) + (2)] * (coeff))
288
289 #define Q_VALUES(coeff) (8 * (coeff))
290
291 void dmSmoothMap(DMBlockMap out, DMBlockMap in)
292 {
293 int x, y;
294
295 for (y = 0; y < QHEIGHT; y++)
296 for (x = 0; x < QWIDTH; x++)
297 {
298 if (y >= 3 && x >= 3 && y < QHEIGHT - 3 && x < QWIDTH - 3)
299 out[y][x] = (
300 Q_KERNEL(x, y, 3, 1) +
301 Q_KERNEL(x, y, 2, 2) +
302 Q_KERNEL(x, y, 1, 4) +
303 in[y][x] * 16) /
304 (16 + Q_VALUES(1) + Q_VALUES(2) + Q_VALUES(4));
305 else
306 out[y][x] = in[y][x];
307 }
308 }
279 309
280 int main(int argc, char *argv[]) 310 int main(int argc, char *argv[])
281 { 311 {
282 SDL_Surface *screen = NULL, *bmap = NULL, *logo = NULL; 312 SDL_Surface *screen = NULL, *bmap = NULL, *logo = NULL;
283 TTF_Font *font = NULL; 313 TTF_Font *font = NULL;