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Fix gDPSetPrimDepth for the case when viewport is not set.

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Fixed logos in Mario Tennis.
This commit is contained in:
Sergey Lipskiy 2014-12-20 20:48:04 +06:00
parent 1bdc3cb1ed
commit 8b7106ed38
1 changed files with 4 additions and 1 deletions
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5
gDP.cpp
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@ -60,7 +60,10 @@ void gDPSetOtherMode( u32 mode0, u32 mode1 )
void gDPSetPrimDepth( u16 z, u16 dz )
{
gDP.primDepth.z = min(1.0f, max(-1.0f, (_FIXED2FLOAT(_SHIFTR(z, 0, 15), 15) - gSP.viewport.vtrans[2]) / gSP.viewport.vscale[2]));
if (gSP.viewport.vscale[2] == 0)
gDP.primDepth.z = _FIXED2FLOAT(_SHIFTR(z, 0, 15), 15);
else
gDP.primDepth.z = min(1.0f, max(-1.0f, (_FIXED2FLOAT(_SHIFTR(z, 0, 15), 15) - gSP.viewport.vtrans[2]) / gSP.viewport.vscale[2]));
gDP.primDepth.deltaZ = dz;
#ifdef DEBUG