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NES - Nametable viewer - small optimizations ~1fps speed up

This commit is contained in:
adelikat 2012-08-11 22:32:52 +00:00
parent c5577b7850
commit 1fcc6a24a5
1 changed files with 5 additions and 5 deletions
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10
BizHawk.MultiClient/NEStools/NESPPU.cs
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@ -140,13 +140,13 @@ namespace BizHawk.MultiClient
{ {
for (int y = 0; y < 8; y++) for (int y = 0; y < 8; y++)
{ {
b0 = GetBit((z * 0x1000) + (i * 256) + (j * 16) + y + 0 * 8, x); b0 = GetBit((z << 12) + (i << 8) + (j << 4) + y + 0 << 3, x);
b1 = GetBit((z * 0x1000) + (i * 256) + (j * 16) + y + 1 * 8, x); b1 = GetBit((z << 12) + (i << 8) + (j << 4) + y + 1 << 3, x);
value = (byte)(b0 + (b1 << 1)); value = (byte)(b0 + (b1 << 1));
cvalue = Nes.LookupColor(Nes.ppu.PALRAM[value + (pal * 4)]); cvalue = Nes.LookupColor(Nes.ppu.PALRAM[value + (pal << 2)]);
int adr = (x + (j * 8)) + (y + (i * 8)) * (bmpdata.Stride / 4); int adr = (x + (j << 3)) + (y + (i << 3)) * (bmpdata.Stride >> 2);
framebuf[adr + (z * 128)] = cvalue; framebuf[adr + (z << 7)] = cvalue;
} }
} }
} }