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Use MutableIntRange in RenderSpritesScanline

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YoshiRulz 2019-04-01 14:40:06 +10:00
parent 6b56a65d11
commit c4fd79bf03
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1 changed files with 4 additions and 4 deletions
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8
BizHawk.Emulation.Cores/Consoles/PC Engine/VPC.cs
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@ -357,15 +357,15 @@ namespace BizHawk.Emulation.Cores.PCEngine
// clear inter-sprite priority buffer // clear inter-sprite priority buffer
Array.Clear(InterSpritePriorityBuffer, 0, FrameWidth); Array.Clear(InterSpritePriorityBuffer, 0, FrameWidth);
var testRange = new MutableIntRange(0, vdc.ActiveLine + 1);
for (int i = 0; i < 64; i++) for (int i = 0; i < 64; i++)
{ {
int y = (vdc.SpriteAttributeTable[(i * 4) + 0] & 1023) - 64; int y = (vdc.SpriteAttributeTable[(i * 4) + 0] & 1023) - 64;
int x = (vdc.SpriteAttributeTable[(i * 4) + 1] & 1023) - 32; int x = (vdc.SpriteAttributeTable[(i * 4) + 1] & 1023) - 32;
ushort flags = vdc.SpriteAttributeTable[(i * 4) + 3]; ushort flags = vdc.SpriteAttributeTable[(i * 4) + 3];
int height = heightTable[(flags >> 12) & 3]; byte height = heightTable[(flags >> 12) & 3];
testRange.Min = vdc.ActiveLine - height;
if (y + height <= vdc.ActiveLine || y > vdc.ActiveLine) if (!testRange.StrictContains(y)) continue;
continue;
int patternNo = (((vdc.SpriteAttributeTable[(i * 4) + 2]) >> 1) & 0x1FF); int patternNo = (((vdc.SpriteAttributeTable[(i * 4) + 2]) >> 1) & 0x1FF);
int paletteBase = 256 + ((flags & 15) * 16); int paletteBase = 256 + ((flags & 15) * 16);