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fixes to matrix stacks. has yet to be checked tho.

This commit is contained in:
StapleButter 2017-03-15 15:02:27 +01:00
parent 4d401422af
commit 6123ce8147
1 changed files with 34 additions and 10 deletions
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44
GPU3D.cpp
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@ -167,8 +167,11 @@ s32 Viewport[4];
s32 ProjMatrixStack[16];
s32 PosMatrixStack[31][16];
s32 VecMatrixStack[31][16];
s32 TexMatrixStack[16];
s32 ProjMatrixStackPointer;
s32 PosMatrixStackPointer;
s32 TexMatrixStackPointer;
void MatrixLoadIdentity(s32* m);
void UpdateClipMatrix();
@ -269,8 +272,11 @@ void Reset()
memset(ProjMatrixStack, 0, 16*4);
memset(PosMatrixStack, 0, 31 * 16*4);
memset(VecMatrixStack, 0, 31 * 16*4);
memset(TexMatrixStack, 0, 16*4);
ProjMatrixStackPointer = 0;
PosMatrixStackPointer = 0;
TexMatrixStackPointer = 0;
VertexNum = 0;
VertexNumInPoly = 0;
@ -1055,8 +1061,16 @@ void ExecuteCommand()
}
else if (MatrixMode == 3)
{
printf("!! CAN'T PUSH TEXTURE MATRIX\n");
GXStat |= (1<<15); // CHECKME
if (TexMatrixStackPointer > 0)
{
printf("!! TEX MATRIX STACK OVERFLOW\n");
GXStat |= (1<<15);
break;
}
memcpy(TexMatrixStack, TexMatrix, 16*4);
TexMatrixStackPointer++;
GXStat |= (1<<14);
}
else
{
@ -1068,6 +1082,8 @@ void ExecuteCommand()
}
memcpy(PosMatrixStack[PosMatrixStackPointer], PosMatrix, 16*4);
if (MatrixMode == 2)
memcpy(VecMatrixStack[PosMatrixStackPointer], VecMatrix, 16*4);
PosMatrixStackPointer++;
GXStat |= (1<<14);
}
@ -1090,8 +1106,16 @@ void ExecuteCommand()
}
else if (MatrixMode == 3)
{
printf("!! CAN'T POP TEXTURE MATRIX\n");
GXStat |= (1<<15); // CHECKME
if (TexMatrixStackPointer <= 0)
{
printf("!! TEX MATRIX STACK UNDERFLOW\n");
GXStat |= (1<<15);
break;
}
TexMatrixStackPointer--;
memcpy(TexMatrix, TexMatrixStack, 16*4);
GXStat |= (1<<14);
}
else
{
@ -1108,7 +1132,7 @@ void ExecuteCommand()
memcpy(PosMatrix, PosMatrixStack[PosMatrixStackPointer], 16*4);
if (MatrixMode == 2)
memcpy(VecMatrix, PosMatrix, 16*4);
memcpy(VecMatrix, VecMatrixStack[PosMatrixStackPointer], 16*4);
GXStat |= (1<<14);
ClipMatrixDirty = true;
}
@ -1121,8 +1145,7 @@ void ExecuteCommand()
}
else if (MatrixMode == 3)
{
printf("!! CAN'T STORE TEXTURE MATRIX\n");
GXStat |= (1<<15); // CHECKME
memcpy(TexMatrixStack, TexMatrix, 16*4);
}
else
{
@ -1135,6 +1158,8 @@ void ExecuteCommand()
}
memcpy(PosMatrixStack[addr], PosMatrix, 16*4);
if (MatrixMode == 2)
memcpy(VecMatrixStack[addr], VecMatrix, 16*4);
}
break;
@ -1146,8 +1171,7 @@ void ExecuteCommand()
}
else if (MatrixMode == 3)
{
printf("!! CAN'T RESTORE TEXTURE MATRIX\n");
GXStat |= (1<<15); // CHECKME
memcpy(TexMatrix, TexMatrixStack, 16*4);
}
else
{
@ -1161,7 +1185,7 @@ void ExecuteCommand()
memcpy(PosMatrix, PosMatrixStack[addr], 16*4);
if (MatrixMode == 2)
memcpy(VecMatrix, PosMatrix, 16*4);
memcpy(VecMatrix, VecMatrixStack[addr], 16*4);
ClipMatrixDirty = true;
}
break;