/// <summary>
/// Perform the operation between two floats on CPU
/// </summary>
/// <param name="leftValue">The value of the left child.</param>
/// <param name="rightValue">The value of the right child.</param>
/// <param name="operand">The operation between the two values.</param>
/// <returns>The new float</returns>
public static float MixFloat(float leftValue, float rightValue, MaterialBinaryOperand operand)
{
switch (operand)
{
case MaterialBinaryOperand.Add:
return(leftValue + rightValue);
case MaterialBinaryOperand.Average:
return(0.5f * (leftValue + rightValue));
case MaterialBinaryOperand.Divide:
return(leftValue / rightValue);
case MaterialBinaryOperand.Multiply:
return(leftValue * rightValue);
case MaterialBinaryOperand.None:
case MaterialBinaryOperand.Opaque:
return(leftValue);
case MaterialBinaryOperand.Subtract:
return(leftValue - rightValue);
default:
throw new ArgumentOutOfRangeException("Operand not supported between two floats");
}
}
/// <summary>
/// Perform the operation between two float4 on CPU
/// </summary>
/// <param name="leftValue">The value of the left child.</param>
/// <param name="rightValue">The value of the right child.</param>
/// <param name="operand">The operation between the two values.</param>
/// <returns>The new float4</returns>
public static Vector4 MixFloat4(Vector4 leftValue, Vector4 rightValue, MaterialBinaryOperand operand)
{
switch (operand)
{
case MaterialBinaryOperand.Add:
return(Add(leftValue, rightValue));
case MaterialBinaryOperand.Average:
return(Average(leftValue, rightValue));
case MaterialBinaryOperand.Color:
return(Color(leftValue, rightValue));
case MaterialBinaryOperand.ColorBurn:
return(ColorBurn(leftValue, rightValue));
case MaterialBinaryOperand.ColorDodge:
return(ColorDodge(leftValue, rightValue));
case MaterialBinaryOperand.Darken:
return(Darken(leftValue, rightValue));
case MaterialBinaryOperand.Desaturate:
return(Desaturate(leftValue, rightValue));
case MaterialBinaryOperand.Difference:
return(Difference(leftValue, rightValue));
case MaterialBinaryOperand.Divide:
return(Divide(leftValue, rightValue));
case MaterialBinaryOperand.Exclusion:
return(Exclusion(leftValue, rightValue));
case MaterialBinaryOperand.HardLight:
return(HardLight(leftValue, rightValue));
case MaterialBinaryOperand.HardMix:
return(HardMix(leftValue, rightValue));
case MaterialBinaryOperand.Hue:
return(Hue(leftValue, rightValue));
case MaterialBinaryOperand.Illuminate:
return(Illuminate(leftValue, rightValue));
case MaterialBinaryOperand.In:
return(In(leftValue, rightValue));
case MaterialBinaryOperand.Lighten:
return(Lighten(leftValue, rightValue));
case MaterialBinaryOperand.LinearBurn:
return(LinearBurn(leftValue, rightValue));
case MaterialBinaryOperand.LinearDodge:
return(LinearDodge(leftValue, rightValue));
case MaterialBinaryOperand.Mask:
return(Mask(leftValue, rightValue));
case MaterialBinaryOperand.Multiply:
return(Multiply(leftValue, rightValue));
case MaterialBinaryOperand.None:
return(None(leftValue, rightValue));
case MaterialBinaryOperand.Opaque:
return(Opaque(leftValue, rightValue));
case MaterialBinaryOperand.Out:
return(Out(leftValue, rightValue));
case MaterialBinaryOperand.Over:
return(Over(leftValue, rightValue));
case MaterialBinaryOperand.Overlay:
return(Overlay(leftValue, rightValue));
case MaterialBinaryOperand.PinLight:
return(PinLight(leftValue, rightValue));
case MaterialBinaryOperand.Saturate:
return(Saturate(leftValue, rightValue));
case MaterialBinaryOperand.Saturation:
return(Saturation(leftValue, rightValue));
case MaterialBinaryOperand.Screen:
return(Screen(leftValue, rightValue));
case MaterialBinaryOperand.SoftLight:
return(SoftLight(leftValue, rightValue));
case MaterialBinaryOperand.Subtract:
return(Subtract(leftValue, rightValue));
case MaterialBinaryOperand.SubstituteAlpha:
return(SubstituteAlpha(leftValue, rightValue));
default:
throw new ArgumentOutOfRangeException("operand");
}
}
/// <summary>
/// Initializes a new instance of the <see cref="MaterialBinaryNode"/> class.
/// </summary>
/// <param name="leftChild">The left child.</param>
/// <param name="rightChild">The right child.</param>
/// <param name="materialBinaryOperand">The material binary operand.</param>
public MaterialBinaryNode(IMaterialNode leftChild, IMaterialNode rightChild, MaterialBinaryOperand materialBinaryOperand)
{
LeftChild = leftChild;
RightChild = rightChild;
Operand = materialBinaryOperand;
}
/// <summary>
/// Perform the operation between two colors on CPU
/// </summary>
/// <param name="leftValue">The value of the left child.</param>
/// <param name="rightValue">The value of the right child.</param>
/// <param name="operand">The operation between the two values.</param>
/// <returns>The new Color</returns>
public static Color4 MixColor(Color4 leftValue, Color4 rightValue, MaterialBinaryOperand operand)
{
Vector4 res = MixFloat4(leftValue.ToVector4(), rightValue.ToVector4(), operand);
return(new Color4(res));
}
/// <summary>
/// Get the name of the ShaderClassSource corresponding to the operation
/// </summary>
/// <param name="materialBinaryOperand">The operand.</param>
/// <returns>The name of the ShaderClassSource.</returns>
private static string GetCorrespondingShaderSourceName(MaterialBinaryOperand materialBinaryOperand)
{
switch (materialBinaryOperand)
{
case MaterialBinaryOperand.Add:
return("ComputeColorAdd3ds"); //TODO: change this (ComputeColorAdd?)
case MaterialBinaryOperand.Average:
return("ComputeColorAverage");
case MaterialBinaryOperand.Color:
return("ComputeColorColor");
case MaterialBinaryOperand.ColorBurn:
return("ComputeColorColorBurn");
case MaterialBinaryOperand.ColorDodge:
return("ComputeColorColorDodge");
case MaterialBinaryOperand.Darken:
return("ComputeColorDarken3ds"); //"ComputeColorDarkenMaya" //TODO: change this
case MaterialBinaryOperand.Desaturate:
return("ComputeColorDesaturate");
case MaterialBinaryOperand.Difference:
return("ComputeColorDifference3ds"); //"ComputeColorDifferenceMaya" //TODO: change this
case MaterialBinaryOperand.Divide:
return("ComputeColorDivide");
case MaterialBinaryOperand.Exclusion:
return("ComputeColorExclusion");
case MaterialBinaryOperand.HardLight:
return("ComputeColorHardLight");
case MaterialBinaryOperand.HardMix:
return("ComputeColorHardMix");
case MaterialBinaryOperand.Hue:
return("ComputeColorHue");
case MaterialBinaryOperand.Illuminate:
return("ComputeColorIlluminate");
case MaterialBinaryOperand.In:
return("ComputeColorIn");
case MaterialBinaryOperand.Lighten:
return("ComputeColorLighten3ds"); //"ComputeColorLightenMaya" //TODO: change this
case MaterialBinaryOperand.LinearBurn:
return("ComputeColorLinearBurn");
case MaterialBinaryOperand.LinearDodge:
return("ComputeColorLinearDodge");
case MaterialBinaryOperand.Mask:
return("ComputeColorMask");
case MaterialBinaryOperand.Multiply:
return("ComputeColorMultiply"); //return "ComputeColorMultiply3ds"; //"ComputeColorMultiplyMaya" //TODO: change this
case MaterialBinaryOperand.None:
return("ComputeColorNone");
case MaterialBinaryOperand.Opaque:
return("ComputeColorOpaque");
case MaterialBinaryOperand.Out:
return("ComputeColorOut");
case MaterialBinaryOperand.Over:
return("ComputeColorOver3ds"); //TODO: change this to "ComputeColorLerpAlpha"
case MaterialBinaryOperand.Overlay:
return("ComputeColorOverlay3ds"); //"ComputeColorOverlayMaya" //TODO: change this
case MaterialBinaryOperand.PinLight:
return("ComputeColorPinLight");
case MaterialBinaryOperand.Saturate:
return("ComputeColorSaturate");
case MaterialBinaryOperand.Saturation:
return("ComputeColorSaturation");
case MaterialBinaryOperand.Screen:
return("ComputeColorScreen");
case MaterialBinaryOperand.SoftLight:
return("ComputeColorSoftLight");
case MaterialBinaryOperand.Subtract:
return("ComputeColorSubtract3ds"); //"ComputeColorOverlayMaya" //TODO: change this
case MaterialBinaryOperand.SubstituteAlpha:
return("ComputeColorSubstituteAlpha");
default:
throw new ArgumentOutOfRangeException("materialBinaryOperand");
}
}
