Improvements to AGB color correction
@@ -264,15 +264,13 @@ uint32_t GB_convert_rgb15(GB_gameboy_t *gb, uint16_t color, bool for_border)
if (gb->color_correction_mode != GB_COLOR_CORRECTION_CORRECT_CURVES) {
uint8_t new_r, new_g, new_b;
if (agb) {
- new_r = (r * 7 + g * 1) / 8;
- new_g = (g * 3 + b * 1) / 4;
- new_b = (b * 7 + r * 1) / 8;
+ new_g = (g * 6 + b * 1) / 7;
}
else {
new_g = (g * 3 + b) / 4;
+ }
new_r = r;
new_b = b;
- }
if (gb->color_correction_mode == GB_COLOR_CORRECTION_PRESERVE_BRIGHTNESS) {
uint8_t old_max = MAX(r, MAX(g, b));
uint8_t new_max = MAX(new_r, MAX(new_g, new_b));
