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https://github.com/melonDS-emu/melonDS.git
synced 2024-11-14 13:27:41 -07:00
fix texcoord bugs. misc shit.
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parent
ebdc9e5442
commit
1dc887d0bb
39
GPU3D.cpp
39
GPU3D.cpp
@ -181,6 +181,7 @@ u32 PolygonMode;
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s16 CurVertex[3];
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u8 VertexColor[3];
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s16 TexCoords[2];
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s16 RawTexCoords[2];
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s16 Normal[3];
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s16 LightDirection[4][3];
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@ -834,8 +835,8 @@ void SubmitVertex()
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if ((TexParam >> 30) == 3)
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{
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vertextrans->TexCoords[0] = (vertex[0]*TexMatrix[0] + vertex[1]*TexMatrix[4] + vertex[2]*TexMatrix[8] + vertex[3]*(TexCoords[0]<<8)) >> 20;
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vertextrans->TexCoords[1] = (vertex[0]*TexMatrix[1] + vertex[1]*TexMatrix[5] + vertex[2]*TexMatrix[9] + vertex[3]*(TexCoords[1]<<8)) >> 20;
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vertextrans->TexCoords[0] = (vertex[0]*TexMatrix[0] + vertex[1]*TexMatrix[4] + vertex[2]*TexMatrix[8] + vertex[3]*(RawTexCoords[0]<<8)) >> 20;
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vertextrans->TexCoords[1] = (vertex[0]*TexMatrix[1] + vertex[1]*TexMatrix[5] + vertex[2]*TexMatrix[9] + vertex[3]*(RawTexCoords[1]<<8)) >> 20;
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}
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else
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{
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@ -915,8 +916,8 @@ s32 CalculateLighting()
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{
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if ((TexParam >> 30) == 2)
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{
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TexCoords[0] += (((s64)Normal[0]*TexMatrix[0] + (s64)Normal[1]*TexMatrix[4] + (s64)Normal[2]*TexMatrix[8]) >> 17);
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TexCoords[1] += (((s64)Normal[0]*TexMatrix[1] + (s64)Normal[1]*TexMatrix[5] + (s64)Normal[2]*TexMatrix[9]) >> 17);
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TexCoords[0] = RawTexCoords[0] + (((s64)Normal[0]*TexMatrix[0] + (s64)Normal[1]*TexMatrix[4] + (s64)Normal[2]*TexMatrix[8]) >> 21);
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TexCoords[1] = RawTexCoords[1] + (((s64)Normal[0]*TexMatrix[1] + (s64)Normal[1]*TexMatrix[5] + (s64)Normal[2]*TexMatrix[9]) >> 21);
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}
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s32 normaltrans[3];
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@ -1359,12 +1360,17 @@ void ExecuteCommand()
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break;
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case 0x22: // texcoord
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TexCoords[0] = ExecParams[0] & 0xFFFF;
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TexCoords[1] = ExecParams[0] >> 16;
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RawTexCoords[0] = ExecParams[0] & 0xFFFF;
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RawTexCoords[1] = ExecParams[0] >> 16;
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if ((TexParam >> 30) == 1)
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{
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TexCoords[0] = (TexCoords[0]*TexMatrix[0] + TexCoords[1]*TexMatrix[4] + TexMatrix[8] + TexMatrix[12]) >> 12;
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TexCoords[1] = (TexCoords[0]*TexMatrix[1] + TexCoords[1]*TexMatrix[5] + TexMatrix[9] + TexMatrix[13]) >> 12;
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TexCoords[0] = (RawTexCoords[0]*TexMatrix[0] + RawTexCoords[1]*TexMatrix[4] + TexMatrix[8] + TexMatrix[12]) >> 12;
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TexCoords[1] = (RawTexCoords[0]*TexMatrix[1] + RawTexCoords[1]*TexMatrix[5] + TexMatrix[9] + TexMatrix[13]) >> 12;
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}
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else
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{
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TexCoords[0] = RawTexCoords[0];
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TexCoords[1] = RawTexCoords[1];
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}
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break;
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@ -1580,6 +1586,7 @@ u32* GetLine(int line)
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u8 Read8(u32 addr)
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{
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printf("unknown GPU3D read8 %08X\n", addr);
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return 0;
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}
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@ -1591,6 +1598,7 @@ u16 Read16(u32 addr)
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return DispCnt;
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}
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printf("unknown GPU3D read16 %08X\n", addr);
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return 0;
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}
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@ -1633,6 +1641,7 @@ u32 Read32(u32 addr)
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return ClipMatrix[(addr & 0x3C) >> 2];
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}
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//printf("unknown GPU3D read32 %08X\n", addr);
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return 0;
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}
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@ -1644,6 +1653,8 @@ void Write8(u32 addr, u8 val)
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AlphaRef = val & 0x1F;
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return;
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}
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printf("unknown GPU3D write8 %08X %02X\n", addr, val);
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}
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void Write16(u32 addr, u16 val)
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@ -1671,6 +1682,8 @@ void Write16(u32 addr, u16 val)
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ClearAttr2 = (ClearAttr2 & 0xFFFF) | (val << 16);
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return;
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}
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printf("unknown GPU3D write16 %08X %04X\n", addr, val);
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}
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void Write32(u32 addr, u32 val)
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@ -1693,7 +1706,13 @@ void Write32(u32 addr, u32 val)
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return;
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case 0x04000600:
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if (val & 0x8000) GXStat &= ~0x8000;
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if (val & 0x8000)
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{
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GXStat &= ~0x8000;
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ProjMatrixStackPointer = 0;
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PosMatrixStackPointer = 0;
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TexMatrixStackPointer = 0;
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}
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val &= 0xC0000000;
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GXStat &= 0x3FFFFFFF;
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GXStat |= val;
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@ -1749,6 +1768,8 @@ void Write32(u32 addr, u32 val)
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CmdFIFOWrite(entry);
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return;
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}
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printf("unknown GPU3D write32 %08X %08X\n", addr, val);
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}
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}
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