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GPU: Only load the relevant color components upon writes to the tev color registers.

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The other two components need not be valid upon write, hence loading them results in glitches.

Fixes issue 6783.
This commit is contained in:
Tony Wasserka
2014-09-17 18:46:23 +02:00
parent 6d4fd54683
commit 1d23c2ca8b
6 changed files with 121 additions and 65 deletions
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16
Source/Core/VideoBackends/Software/BPMemLoader.cpp
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@ -145,10 +145,10 @@ void SWBPWritten(int address, int newvalue)
}
break;
case BPMEM_TEV_REGISTER_L: // Reg 1
case BPMEM_TEV_REGISTER_L+2: // Reg 2
case BPMEM_TEV_REGISTER_L+4: // Reg 3
case BPMEM_TEV_REGISTER_L+6: // Reg 4
case BPMEM_TEV_COLOR_RA:
case BPMEM_TEV_COLOR_RA + 2:
case BPMEM_TEV_COLOR_RA + 4:
case BPMEM_TEV_COLOR_RA + 6:
{
int regNum = (address >> 1 ) & 0x3;
TevReg& reg = bpmem.tevregs[regNum];
@ -160,10 +160,10 @@ void SWBPWritten(int address, int newvalue)
break;
}
case BPMEM_TEV_REGISTER_H: // Reg 1
case BPMEM_TEV_REGISTER_H+2: // Reg 2
case BPMEM_TEV_REGISTER_H+4: // Reg 3
case BPMEM_TEV_REGISTER_H+6: // Reg 4
case BPMEM_TEV_COLOR_BG:
case BPMEM_TEV_COLOR_BG + 2:
case BPMEM_TEV_COLOR_BG + 4:
case BPMEM_TEV_COLOR_BG + 6:
{
int regNum = (address >> 1 ) & 0x3;
TevReg& reg = bpmem.tevregs[regNum];