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371 行
12 KiB

using System.Reflection;
using UnityEditor.ShaderGraph.Drawing.Controls;
using UnityEngine;
using UnityEditor.Graphing;
namespace UnityEditor.ShaderGraph
{
[Title("Artistic", "Blend", "Blend")]
class BlendNode : CodeFunctionNode
{
public BlendNode()
{
name = "Blend";
}
string GetCurrentBlendName()
{
return System.Enum.GetName(typeof(BlendMode), m_BlendMode);
}
[SerializeField]
BlendMode m_BlendMode = BlendMode.Overlay;
[EnumControl("Mode")]
public BlendMode blendMode
{
get { return m_BlendMode; }
set
{
if (m_BlendMode == value)
return;
m_BlendMode = value;
Dirty(ModificationScope.Graph);
}
}
protected override MethodInfo GetFunctionToConvert()
{
return GetType().GetMethod(string.Format("Unity_Blend_{0}", GetCurrentBlendName()),
BindingFlags.Static | BindingFlags.NonPublic);
}
static string Unity_Blend_Burn(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = 1.0 - (1.0 - Blend)/(Base + 0.000000000001);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Darken(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = min(Blend, Base);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Difference(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = abs(Blend - Base);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Dodge(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Base / (1.0 - clamp(Blend, 0.000001, 0.999999));
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Divide(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Base / (Blend + 0.000000000001);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Exclusion(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Blend + Base - (2.0 * Blend * Base);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_HardLight(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
$precision{slot2dimension} result1 = 1.0 - 2.0 * (1.0 - Base) * (1.0 - Blend);
$precision{slot2dimension} result2 = 2.0 * Base * Blend;
$precision{slot2dimension} zeroOrOne = step(Blend, 0.5);
Out = result2 * zeroOrOne + (1 - zeroOrOne) * result1;
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_HardMix(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = step(1 - Base, Blend);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Lighten(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = max(Blend, Base);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_LinearBurn(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Base + Blend - 1.0;
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_LinearDodge(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Base + Blend;
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_LinearLight(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Blend < 0.5 ? max(Base + (2 * Blend) - 1, 0) : min(Base + 2 * (Blend - 0.5), 1);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_LinearLightAddSub(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Blend + 2.0 * Base - 1.0;
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Multiply(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Base * Blend;
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Negation(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = 1.0 - abs(1.0 - Blend - Base);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Screen(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = 1.0 - (1.0 - Blend) * (1.0 - Base);
Out = lerp(Base, Out, Opacity);
}";
}
static string Unity_Blend_Overlay(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
$precision{slot2dimension} result1 = 1.0 - 2.0 * (1.0 - Base) * (1.0 - Blend);
$precision{slot2dimension} result2 = 2.0 * Base * Blend;
$precision{slot2dimension} zeroOrOne = step(Base, 0.5);
Out = result2 * zeroOrOne + (1 - zeroOrOne) * result1;
Out = lerp(Base, Out, Opacity);
}
";
}
static string Unity_Blend_PinLight(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
$precision{slot2dimension} check = step (0.5, Blend);
$precision{slot2dimension} result1 = check * max(2.0 * (Base - 0.5), Blend);
Out = result1 + (1.0 - check) * min(2.0 * Base, Blend);
Out = lerp(Base, Out, Opacity);
}
";
}
static string Unity_Blend_SoftLight(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
$precision{slot2dimension} result1 = 2.0 * Base * Blend + Base * Base * (1.0 - 2.0 * Blend);
$precision{slot2dimension} result2 = sqrt(Base) * (2.0 * Blend - 1.0) + 2.0 * Base * (1.0 - Blend);
$precision{slot2dimension} zeroOrOne = step(0.5, Blend);
Out = result2 * zeroOrOne + (1 - zeroOrOne) * result1;
Out = lerp(Base, Out, Opacity);
}
";
}
static string Unity_Blend_VividLight(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Base = clamp(Base, 0.000001, 0.999999);
$precision{slot2dimension} result1 = 1.0 - (1.0 - Blend) / (2.0 * Base);
$precision{slot2dimension} result2 = Blend / (2.0 * (1.0 - Base));
$precision{slot2dimension} zeroOrOne = step(0.5, Base);
Out = result2 * zeroOrOne + (1 - zeroOrOne) * result1;
Out = lerp(Base, Out, Opacity);
}
";
}
static string Unity_Blend_Subtract(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = Base - Blend;
Out = lerp(Base, Out, Opacity);
}
";
}
static string Unity_Blend_Overwrite(
[Slot(0, Binding.None)] DynamicDimensionVector Base,
[Slot(1, Binding.None)] DynamicDimensionVector Blend,
[Slot(3, Binding.None, 1, 1, 1, 1)] Vector1 Opacity,
[Slot(2, Binding.None)] out DynamicDimensionVector Out)
{
return
@"
{
Out = lerp(Base, Blend, Opacity);
}";
}
}
}