17 lines
490 B
C#

using UnityEngine;
[ExecuteInEditMode]
[AddComponentMenu("Image Effects/Grayscale")]
public class GrayscaleEffect : ImageEffectBase
{
public Texture textureRamp;
public float rampOffset;
// Called by camera to apply image effect
void OnRenderImage(RenderTexture source, RenderTexture destination)
{
material.SetTexture("_RampTex", textureRamp);
material.SetFloat("_RampOffset", rampOffset);
Graphics.Blit(source, destination, material);
}
}