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33 行
855 B

using System.Reflection;
using UnityEngine;
namespace UnityEditor.ShaderGraph
{
[Title("Artistic", "Adjustment", "Contrast")]
public class ContrastNode : CodeFunctionNode
{
public ContrastNode()
{
name = "Contrast";
}
protected override MethodInfo GetFunctionToConvert()
{
return GetType().GetMethod("Unity_Contrast", BindingFlags.Static | BindingFlags.NonPublic);
}
static string Unity_Contrast(
[Slot(0, Binding.None)] Vector3 In,
[Slot(1, Binding.None, 1, 1, 1, 1)] Vector1 Contrast,
[Slot(2, Binding.None)] out Vector3 Out)
{
Out = Vector2.zero;
return
@"
{
{precision} midpoint = pow(0.5, 2.2);
Out = (In - midpoint) * Contrast + midpoint;
}";
}
}
}