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- using UnityEngine;
- using System.Reflection;
- namespace UnityEditor.ShaderGraph
- {
- [Title("Math", "Range", "Random Range")]
- class RandomRangeNode : CodeFunctionNode
- {
- public RandomRangeNode()
- {
- name = "Random Range";
- }
- 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, $precision2(12.9898, 78.233)))*43758.5453);
- Out = lerp(Min, Max, randomno);
- }";
- }
- }
- }
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