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38 行
1.1 KiB

using UnityEngine;
using System.Reflection;
namespace UnityEditor.ShaderGraph
{
[Title("Math", "Range", "Random Range")]
public class RandomRangeNode : CodeFunctionNode
{
public RandomRangeNode()
{
name = "Random Range";
}
public override string documentationURL
{
get { return "https://github.com/Unity-Technologies/ShaderGraph/wiki/Random-Range-Node"; }
}
protected override MethodInfo GetFunctionToConvert()
{
return GetType().GetMethod("Unity_RandomRange", BindingFlags.Static | BindingFlags.NonPublic);
}
static string Unity_RandomRange(
[Slot(0, Binding.None)] Vector2 Seed,
[Slot(1, Binding.None)] Vector1 Min,
[Slot(2, Binding.None, 1, 1, 1, 1)] Vector1 Max,
[Slot(3, Binding.None)] out Vector1 Out)
{
return
@"
{
{precision} randomno = frac(sin(dot(Seed, float2(12.9898, 78.233)))*43758.5453);
Out = lerp(Min, Max, randomno);
}";
}
}
}