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r600: clear position enable bit when when wpos is not used by FP

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Makes doom3 alot nicer..
This commit is contained in:
Andre Maasikas
2009-09-29 09:46:29 +03:00
committed by Cooper Yuan
parent 3a8d525373
commit a230ad2bc4
1 changed files with 5 additions and 0 deletions
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src/mesa/drivers/dri/r600/r700_fragprog.c
+5
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@@ -341,6 +341,11 @@ GLboolean r700SetupFragmentProgram(GLcontext * ctx)
SETbit(r700->SPI_PS_IN_CONTROL_0.u32All, POSITION_ENA_bit);
SETbit(r700->SPI_INPUT_Z.u32All, PROVIDE_Z_TO_SPI_bit);
}
else
{
CLEARbit(r700->SPI_PS_IN_CONTROL_0.u32All, POSITION_ENA_bit);
CLEARbit(r700->SPI_INPUT_Z.u32All, PROVIDE_Z_TO_SPI_bit);
}
ui = (unNumOfReg < ui) ? ui : unNumOfReg;