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Cleaned up screen colors code

This commit is contained in:
neauoire 2021-03-28 12:09:21 -07:00
parent c91bf304e6
commit 09f4352161
1 changed files with 8 additions and 9 deletions
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17
src/emulator.c
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@ -148,15 +148,14 @@ error(char *msg, const char *err)
void
loadtheme(Uint8 *addr)
{
Uint8 r, g, b;
r = *(addr + 0) >> 4 & 0xf, g = *(addr + 2) >> 4 & 0xf, b = *(addr + 4) >> 4 & 0xf;
theme[0] = ((r + (r << 4)) << 16) + ((g + (g << 4)) << 8) + (b + (b << 4));
r = *(addr + 0) & 0xf, g = *(addr + 2) & 0xf, b = *(addr + 4) & 0xf;
theme[1] = ((r + (r << 4)) << 16) + ((g + (g << 4)) << 8) + (b + (b << 4));
r = *(addr + 1) >> 4 & 0xf, g = *(addr + 3) >> 4 & 0xf, b = *(addr + 5) >> 4 & 0xf;
theme[2] = ((r + (r << 4)) << 16) + ((g + (g << 4)) << 8) + (b + (b << 4));
r = *(addr + 1) & 0xf, g = *(addr + 3) & 0xf, b = *(addr + 5) & 0xf;
theme[3] = ((r + (r << 4)) << 16) + ((g + (g << 4)) << 8) + (b + (b << 4));
int i;
for(i = 0; i < 4; ++i) {
Uint8
r = (*(addr + i / 2) >> (!(i % 2) * 4)) & 0x0f,
g = (*(addr + 2 + i / 2) >> (!(i % 2) * 4)) & 0x0f,
b = (*(addr + 4 + i / 2) >> (!(i % 2) * 4)) & 0x0f;
theme[i] = ((r << 4) << 16) + ((g << 4) << 8) + (b << 4);
}
screen.reqdraw = 1;
}