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Simplify light calculation slightly

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This commit is contained in:
Magnus Norddahl 2016-12-17 04:24:28 +01:00
parent ddb18d8e32
commit afe5d0fcdc
1 changed files with 5 additions and 5 deletions
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10
tools/drawergen/fixedfunction/drawtrianglecodegen.cpp
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@ -98,7 +98,7 @@ void DrawTriangleCodegen::DrawFullSpans(bool isSimpleShade)
stack_posXVarying[j].store(blockPosY.Varying[j]);
SSAFloat rcpW = SSAFloat((float)0x01000000) / blockPosY.W;
stack_lightpos.store(FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f), globVis * blockPosY.W) / 32.0f, SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true));
stack_lightpos.store(FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f / 32.0f), globVis * blockPosY.W), SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true));
for (int j = 0; j < TriVertex::NumVarying; j++)
stack_varyingPos[j].store(SSAInt(blockPosY.Varying[j] * rcpW, false));
stack_x.store(SSAInt(0));
@ -127,7 +127,7 @@ void DrawTriangleCodegen::DrawFullSpans(bool isSimpleShade)
varyingStep[j] = (nextPos - varyingPos[j]) / 8;
}
SSAInt lightnext = FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f), globVis * blockPosX.W) / 32.0f, SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true);
SSAInt lightnext = FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f / 32.0f), globVis * blockPosX.W), SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true);
SSAInt lightstep = (lightnext - lightpos) / 8;
if (truecolor)
@ -231,7 +231,7 @@ void DrawTriangleCodegen::DrawPartialBlocks(bool isSimpleShade)
for (int j = 0; j < TriVertex::NumVarying; j++)
varyingPos[j] = SSAInt(blockPosX.Varying[j] * rcpW, false);
SSAInt lightpos = FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f), globVis * blockPosX.W) / 32.0f, SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true);
SSAInt lightpos = FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f / 32.0f), globVis * blockPosX.W), SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true);
blockPosX.W = blockPosX.W + gradientX.W * 8.0f;
for (int j = 0; j < TriVertex::NumVarying; j++)
@ -245,7 +245,7 @@ void DrawTriangleCodegen::DrawPartialBlocks(bool isSimpleShade)
varyingStep[j] = (nextPos - varyingPos[j]) / 8;
}
SSAInt lightnext = FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f), globVis * blockPosX.W) / 32.0f, SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true);
SSAInt lightnext = FRACUNIT - SSAInt(SSAFloat::clamp(shade - SSAFloat::MIN(SSAFloat(24.0f / 32.0f), globVis * blockPosX.W), SSAFloat(0.0f), SSAFloat(31.0f / 32.0f)) * (float)FRACUNIT, true);
SSAInt lightstep = (lightnext - lightpos) / 8;
for (int x = 0; x < 8; x++)
@ -613,7 +613,7 @@ void DrawTriangleCodegen::CalculateGradients()
}
shade = (64.0f - (SSAFloat(light * 255 / 256) + 12.0f) * 32.0f / 128.0f) / 32.0f;
globVis = SSAFloat(1706.0f);
globVis = SSAFloat(1706.0f / 32.0f);
}
void DrawTriangleCodegen::LoadArgs(SSAValue args, SSAValue thread_data)