protected override VFXExpression[] BuildExpression(VFXExpression[] inputExpression)
{
var type = inputExpression[0].valueType;
VFXExpression input;
if (Clamp)
{
input = VFXOperatorUtility.Saturate(inputExpression[0]);
}
else
{
input = inputExpression[0];
}
return(new[] { VFXOperatorUtility.Mad(input, VFXOperatorUtility.TwoExpression[type], VFXOperatorUtility.Negate(VFXOperatorUtility.OneExpression[type])) });
}
protected override VFXExpression[] BuildExpression(VFXExpression[] inputExpression)
{
var type = inputExpression[0].valueType;
var half = VFXOperatorUtility.HalfExpression[type];
var expression = VFXOperatorUtility.Mad(inputExpression[0], half, half);
if (Clamp)
{
return new[] { VFXOperatorUtility.Saturate(expression) }
}
;
else
{
return new[] { expression }
};
}
