forked from tTh/FloatImg
better random_blocks
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bef5954b93
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1a185d05c5
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@ -206,7 +206,7 @@ switch (idFx) {
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break;
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case 26:
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retval = random_blocks(image, 80);
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retval = random_blocks(image, 70);
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break;
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default :
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@ -100,13 +100,19 @@ int random_blocks(FloatImg *picture, int percent)
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{
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int x, y;
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for (y=0; y<picture->height; y+=8) {
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for (x=0; x<picture->width; x+=8) {
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if ( (picture->width%16) || (picture->height%8) )
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{
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fprintf(stderr, "%s: %d%d bad dims\n", __func__,
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picture->width, picture->height);
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}
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for (y=0; y<picture->height; y+=16) {
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for (x=0; x<picture->width; x+=16) {
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if (percent < (rand()%100) ) {
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un_petit_flou_8x8(picture,x, y);
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un_petit_flou_8x8(picture, x, y);
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un_petit_flou_8x8(picture, x+8, y);
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un_petit_flou_8x8(picture, x, y+8);
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un_petit_flou_8x8(picture, x+8, y+8);
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}
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}
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