tTh/FloatImg
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rien ne marche, on verra un autre jour...

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tth 2020-09-10 11:17:09 +02:00
parent 8b4603fa21
commit 607a37c901
1 changed files with 21 additions and 3 deletions
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24
funcs/hsv.c
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@ -1,6 +1,11 @@
/*
* FloatImg library
* HUE - SATURATION - VALUE
+---------------------------------------------+
| ce code ne fonctionne vraiment PAS ! |
+---------------------------------------------+
*/
#include <stdio.h>
@ -111,9 +116,12 @@ return 0;
}
/* --------------------------------------------------------------------- */
/*
* expect garbage !
*/
int fimg_essai_hsv(char *fname)
{
float colors[3], values[3];
float colors[3], values[3], newcols[3];
int foo, r, g, b;
#define INC 16
@ -121,19 +129,29 @@ for (r=0; r<255; r+=INC) {
for (g=0; g<255; g+=INC) {
for (b=0; b<255; b+=INC) {
printf("%4d %4d %4d ", r, g, b);
printf("%4d %4d %4d ", r, g, b);
colors[0] = (float)r;
colors[1] = (float)g;
colors[2] = (float)b;
foo = fimg_rgb2hsv(colors, values, 255.0);
if (foo) {
fprintf(stderr, "%s: err %d in rgv->hsv\n", __func__, foo);
exit(1);
}
printf(" %9.5f %9.5f %9.5f\n",
printf(" %8.4f %8.4f %8.4f ",
values[0], values[1], values[2]);
foo = fimg_hsv2rgb(values, newcols, 255.0);
if (foo) {
fprintf(stderr, "%s: err %d in hsv->rgb\n", __func__, foo);
exit(1);
}
printf(" %8.4f %8.4f %8.4f\n",
newcols[0], newcols[1], newcols[2]);
}
}
}