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less shitty texture mapping. alpha test, sort of.

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This commit is contained in:
StapleButter
2017-03-15 00:10:32 +01:00
parent 671050a7f0
commit 74f291757a
3 changed files with 161 additions and 113 deletions
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22
GPU3D.cpp
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@ -144,6 +144,8 @@ FIFO<CmdFIFOEntry>* CmdPIPE;
u32 NumCommands, CurCommand, ParamCount, TotalParams;
u32 DispCnt;
u32 AlphaRef;
u32 GXStat;
u32 ExecParams[32];
@ -233,6 +235,8 @@ void Reset()
TotalParams = 0;
DispCnt = 0;
AlphaRef = 0;
GXStat = 0;
memset(ExecParams, 0, 32*4);
@ -425,7 +429,7 @@ void ClipSegment(Vertex* outbuf, Vertex* vout, Vertex* vin)
if (comp != 2) INTERPOLATE(Position[2]);
INTERPOLATE(Position[3]);
mid.Position[comp] = plane*mid.Position[3];
//printf("clip %d,%d: Y = %08X %08X %08X, %08X %08X\n", comp, plane, vin->Position[1], vout->Position[1], mid.Position[1], (s32)factor_num, factor_den);
INTERPOLATE(Color[0]);
INTERPOLATE(Color[1]);
INTERPOLATE(Color[2]);
@ -1382,6 +1386,8 @@ void VBlank()
{
if (FlushRequest)
{
SoftRenderer::DispCnt = DispCnt;
SoftRenderer::AlphaRef = AlphaRef;
SoftRenderer::RenderFrame(CurFlushAttributes, CurVertexRAM, CurPolygonRAM, NumPolygons);
CurRAMBank = CurRAMBank?0:1;
@ -1462,6 +1468,12 @@ u32 Read32(u32 addr)
void Write8(u32 addr, u8 val)
{
switch (addr)
{
case 0x04000340:
AlphaRef = val & 0x1F;
return;
}
}
void Write16(u32 addr, u16 val)
@ -1472,6 +1484,10 @@ void Write16(u32 addr, u16 val)
DispCnt = val;
return;
case 0x04000340:
AlphaRef = val & 0x1F;
return;
case 0x04000350:
ClearAttr1 = (ClearAttr1 & 0xFFFF0000) | val;
return;
@ -1495,6 +1511,10 @@ void Write32(u32 addr, u32 val)
DispCnt = val & 0xFFFF;
return;
case 0x04000340:
AlphaRef = val & 0x1F;
return;
case 0x04000350:
ClearAttr1 = val;
return;