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tTh 2024-07-16 19:01:12 +02:00
parent 449705c0ee
commit b264cffb02
1 changed files with 11 additions and 1 deletions
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12
Lib/dither.c
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@ -16,7 +16,9 @@ int Image_dither_Bayer_0(Image_Desc *s, Image_Desc *d, int uh)
{ {
int dx, dy, x, y, r, g, b; int dx, dy, x, y, r, g, b;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh); fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh);
#endif
/* directement copie de la page 389 de "Bitmapped graphics" de /* directement copie de la page 389 de "Bitmapped graphics" de
Steve Rimmer. */ Steve Rimmer. */
@ -63,7 +65,9 @@ int Image_dither_crude(Image_Desc *s, Image_Desc *d, int uh)
int x, y, r, g, b; int x, y, r, g, b;
int som; int som;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh); fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh);
#endif
if (s != d) Image_clear(d, 0, 0, 0); if (s != d) Image_clear(d, 0, 0, 0);
@ -105,14 +109,16 @@ return OLL_KORRECT;
} }
/*::------------------------------------------------------------------::*/ /*::------------------------------------------------------------------::*/
/* /*
* ça ne marche pas très fort, ce truc... * Il ne marche pas tres fort, ce truc...
*/ */
int Image_dither_2x2(Image_Desc *s, Image_Desc *d, int uh) int Image_dither_2x2(Image_Desc *s, Image_Desc *d, int uh)
{ {
int x, y, xm, ym; int x, y, xm, ym;
int r, g, b, v; int r, g, b, v;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh); fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh);
#endif
x = s->width; xm = (x&1) ? (x-1) : x; x = s->width; xm = (x&1) ? (x-1) : x;
y = s->height; ym = (y&1) ? (y-1) : y; y = s->height; ym = (y&1) ? (y-1) : y;
@ -153,7 +159,9 @@ int Image_dither_seuil_random(Image_Desc *s, Image_Desc *d, int uh)
int x, y, r, g, b; int x, y, r, g, b;
int foo; int foo;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh); fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh);
#endif
if ( (foo=Image_compare_desc(s, d)) ) { if ( (foo=Image_compare_desc(s, d)) ) {
fprintf(stderr, "%s: images are differents %d\n", __func__, foo); fprintf(stderr, "%s: images are differents %d\n", __func__, foo);
@ -192,7 +200,9 @@ int x, y, xa, xb, inc, errR, errG, errB;
int r, g, b, dr, dg, db; int r, g, b, dr, dg, db;
int foo; int foo;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh); fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, s, d, uh);
#endif
if ( (foo=Image_compare_desc(s, d)) ) { if ( (foo=Image_compare_desc(s, d)) ) {
fprintf(stderr, "%s: images are differents %d\n", __func__, foo); fprintf(stderr, "%s: images are differents %d\n", __func__, foo);