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GPU: Avoid calling unneded GP1_e6 e7 e8

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This commit is contained in:
Pedro Cortés 2024-05-20 21:25:05 +02:00
parent dce289f164
commit 50130eab6b
1 changed files with 22 additions and 1 deletions
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23
ProjectPSX/Devices/GPU/GPU.cs
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@ -116,7 +116,10 @@ namespace ProjectPSX.Devices {
private bool isTexturedRectangleXFlipped;
private bool isTexturedRectangleYFlipped;
private uint drawModeBits;
private uint drawModeBits = 0xFFFF_FFFF;
private uint displayModeBits = 0xFFFF_FFFF;
uint displayVerticalRange = 0xFFFF_FFFF;
uint displayHorizontalRange = 0xFFFF_FFFF;
private uint textureWindowBits = 0xFFFF_FFFF;
private int preMaskX;
@ -1101,6 +1104,12 @@ namespace ProjectPSX.Devices {
}
private void GP1_06_DisplayHorizontalRange(uint value) {
uint bits = value & 0xFF_FFFF;
if (bits == displayHorizontalRange) return;
displayHorizontalRange = bits;
displayX1 = (ushort)(value & 0xFFF);
displayX2 = (ushort)((value >> 12) & 0xFFF);
@ -1108,6 +1117,12 @@ namespace ProjectPSX.Devices {
}
private void GP1_07_DisplayVerticalRange(uint value) {
uint bits = value & 0xFF_FFFF;
if (bits == displayVerticalRange) return;
displayVerticalRange = bits;
displayY1 = (ushort)(value & 0x3FF);
displayY2 = (ushort)((value >> 10) & 0x3FF);
@ -1115,6 +1130,12 @@ namespace ProjectPSX.Devices {
}
private void GP1_08_DisplayMode(uint value) {
uint bits = value & 0xFF_FFFF;
if (bits == displayModeBits) return;
displayModeBits = bits;
horizontalResolution1 = (byte)(value & 0x3);
isVerticalResolution480 = (value & 0x4) != 0;
isPal = (value & 0x8) != 0;