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added a (slow) function

This commit is contained in:
tTh 2023-09-25 13:28:13 +02:00
parent 7b0384a3b7
commit d09291bd4e
1 changed files with 28 additions and 0 deletions
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28
Lib/image.c
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@ -289,6 +289,34 @@ fprintf(stderr, "%s : invalid image type %d : %s\n", __func__,
return IMAGE_BAD_TYPE;
}
/*::------------------------------------------------------------------::*/
/* new: Sat Sep 23 19:07:03 UTC 2023
*
*/
int Image_set_rgb(Image_Desc *img, RGBA *rgba)
{
int x, y;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %p ) %d %d %d\n", __func__, img,
rgba, rgba->r, rgba->g, rgba->b);
#endif
if (IMAGE_RGB != img->type) {
fprintf(stderr, "%s : invalid image type %d : %s\n", __func__,
img->type, Image_type2str(img->type));
return IMAGE_BAD_TYPE;
}
for (y=0; y<img->height; y++) {
for (x=0; x<img->width; x++) {
(img->Rpix[y])[x] = rgba->r;
(img->Gpix[y])[x] = rgba->g;
(img->Bpix[y])[x] = rgba->b;
}
}
return FUNC_IS_BETA;
}
/*::------------------------------------------------------------------::*/
/*
* every image in memory have a comment field, who is writen
* in TGA and PNM file when image is saved.