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* fix a few bugs related to 2D GPU registers (so there are atleast some of the graphics tests that pass)

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* less shitty texture mapping (and perspective-correct interpolation in general). extra bonus is that it also takes less divisions.
This commit is contained in:
StapleButter
2017-03-04 14:47:20 +01:00
parent ff4c1c9cf6
commit b6e12e0c18
4 changed files with 34 additions and 13 deletions
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14
NDS.cpp
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@ -1296,6 +1296,8 @@ u16 ARM9IORead16(u32 addr)
case 0x04000006: return GPU::VCount;
case 0x04000060: return 0;
case 0x04000064:
case 0x04000066: return GPU::GPU2D_A->Read16(addr);
case 0x040000B8: return DMAs[0]->Cnt & 0xFFFF;
case 0x040000BA: return DMAs[0]->Cnt >> 16;
@ -1343,6 +1345,12 @@ u16 ARM9IORead16(u32 addr)
case 0x04000204: return ExMemCnt[0];
case 0x04000208: return IME[0];
case 0x04000240: return GPU::VRAMCNT[0] | (GPU::VRAMCNT[1] << 8);
case 0x04000242: return GPU::VRAMCNT[2] | (GPU::VRAMCNT[3] << 8);
case 0x04000244: return GPU::VRAMCNT[4] | (GPU::VRAMCNT[5] << 8);
case 0x04000246: return GPU::VRAMCNT[6] | (WRAMCnt << 8);
case 0x04000248: return GPU::VRAMCNT[7] | (GPU::VRAMCNT[8] << 8);
case 0x04000280: return DivCnt;
case 0x040002B0: return SqrtCnt;
@ -1374,6 +1382,8 @@ u32 ARM9IORead32(u32 addr)
{
case 0x04000004: return GPU::DispStat[0] | (GPU::VCount << 16);
case 0x04000064: return GPU::GPU2D_A->Read32(addr);
case 0x040000B0: return DMAs[0]->SrcAddr;
case 0x040000B4: return DMAs[0]->DstAddr;
case 0x040000B8: return DMAs[0]->Cnt;
@ -1404,6 +1414,10 @@ u32 ARM9IORead32(u32 addr)
case 0x04000210: return IE[0];
case 0x04000214: return IF[0];
case 0x04000240: return GPU::VRAMCNT[0] | (GPU::VRAMCNT[1] << 8) | (GPU::VRAMCNT[2] << 16) | (GPU::VRAMCNT[3] << 24);
case 0x04000244: return GPU::VRAMCNT[4] | (GPU::VRAMCNT[5] << 8) | (GPU::VRAMCNT[6] << 16) | (WRAMCnt << 24);
case 0x04000248: return GPU::VRAMCNT[7] | (GPU::VRAMCNT[8] << 8);
case 0x04000290: return DivNumerator[0];
case 0x04000294: return DivNumerator[1];
case 0x04000298: return DivDenominator[0];