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reimplements a form of subsurface scattering

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This commit is contained in:
Azaezel 2016-04-15 00:20:55 -05:00
parent b4547da50b
commit 00cc949011
3 changed files with 36 additions and 3 deletions
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3
Engine/source/materials/processedShaderMaterial.cpp
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@ -1153,7 +1153,8 @@ void ProcessedShaderMaterial::_setShaderConstants(SceneRenderState * state, cons
// Deferred Shading: Determine Material Info Flags
S32 matInfoFlags =
(mMaterial->mEmissive[stageNum] ? 1 : 0);
(mMaterial->mEmissive[stageNum] ? 1 : 0) | //emissive
(mMaterial->mSubSurface[stageNum] ? 2 : 0); //subsurface
mMaterial->mMatInfoFlags[stageNum] = matInfoFlags / 255.0f;
shaderConsts->setSafe(handles->mMatInfoFlagsSC, mMaterial->mMatInfoFlags[stageNum]);
if( handles->mAccuScaleSC->isValid() )

13
Templates/Full/game/shaders/common/lighting/advanced/vectorLightP.hlsl
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@ -202,6 +202,16 @@ float4 main( FarFrustumQuadConnectP IN ) : TORQUE_TARGET0
return float4(1.0, 1.0, 1.0, 0.0);
}
float4 colorSample = TORQUE_TEX2D( colorBuffer, IN.uv0 );
float3 subsurface = float3(0.0,0.0,0.0);
if (getFlag( matInfo.r, 1 ))
{
subsurface =colorSample;
if (colorSample.r>colorSample.g)
subsurface.r*=2;
else
subsurface.g*=2;
}
// Sample/unpack the normal/z data
float4 prepassSample = TORQUE_PREPASS_UNCONDITION( prePassBuffer, IN.uv0 );
float3 normal = prepassSample.rgb;
@ -314,6 +324,5 @@ float4 main( FarFrustumQuadConnectP IN ) : TORQUE_TARGET0
lightColorOut = debugColor;
#endif
float4 colorSample = TORQUE_TEX2D( colorBuffer, IN.uv0 );
return AL_DeferredOutput(lightColorOut, colorSample.rgb, matInfo, addToResult, specular, Sat_NL_Att);
return AL_DeferredOutput(lightColorOut+subsurface*(2.0-Sat_NL_Att), colorSample.rgb, matInfo, addToResult, specular, Sat_NL_Att);
}

23
Templates/Full/game/tools/materialEditor/gui/guiMaterialPropertiesWindow.ed.gui
View file

@ -2240,6 +2240,29 @@
useMouseEvents = "0";
useInactiveState = "0";
};
new GuiCheckBoxCtrl() {
canSaveDynamicFields = "0";
internalName = "subSurfaceCheckbox";
Enabled = "1";
isContainer = "0";
Profile = "ToolsGuiCheckBoxProfile";
HorizSizing = "right";
VertSizing = "bottom";
position = "8 46";
Extent = "79 16";
MinExtent = "8 2";
canSave = "1";
Visible = "1";
Command = "MaterialEditorGui.updateActiveMaterial(\"subSurface[\" @ MaterialEditorGui.currentLayer @ \"]\", $ThisControl.getValue());";
tooltipprofile = "ToolsGuiDefaultProfile";
ToolTip = "Enables the use of subsurface scattering for this layer.";
hovertime = "1000";
text = "Sub Surface";
groupNum = "-1";
buttonType = "ToggleButton";
useMouseEvents = "0";
useInactiveState = "0";
};
};
};
};