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Global resizeable palette

This commit is contained in:
Vftdan 2024-10-02 23:57:12 +02:00
parent d9f4362615
commit 849563285c
1 changed files with 22 additions and 0 deletions
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22
img2cpi.c
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@ -99,6 +99,10 @@ void get_size_keep_aspect(int w, int h, int dw, int dh, int *ow, int *oh);
void convert_2x3(const struct image_pal *img, struct cc_char *characters);
void convert_8x11(const struct image_pal *img, struct cc_char *characters);
// Only one global custom palette is maintained
struct palette *custom_palette_resize(uint8_t size);
struct palette *custom_palette_from(const struct palette *orig);
const char *known_file_extensions[] = {
".png", ".jpg", ".jpeg", ".jfif", ".jpg", ".gif",
".tga", ".bmp", ".hdr", ".pnm", 0
@ -632,6 +636,24 @@ void convert_8x11(const struct image_pal *img, struct cc_char *characters) {
}
}
struct {
uint8_t count;
union color colors[256];
} custom_palette_data;
struct palette *custom_palette_resize(uint8_t size) {
custom_palette_data.count = size;
return (struct palette*)&custom_palette_data;
}
struct palette *custom_palette_from(const struct palette *orig) {
custom_palette_data.count = orig->count;
for (int i = 0; i < custom_palette_data.count; i++) {
custom_palette_data.colors[i] = orig->colors[i];
}
return (struct palette*)&custom_palette_data;
}
const struct palette DEFAULT_PALETTE = PALETTE(
{ { 0xf0, 0xf0, 0xf0, 0xff } },
{ { 0xf2, 0xb2, 0x33, 0xff } },