17 lines
485 B
C#

// Implements Edge Detection using a Roberts cross filter.
using UnityEngine;
[ExecuteInEditMode]
[AddComponentMenu("Image Effects/Edge Detection")]
public class EdgeDetectEffect : ImageEffectBase
{
public float threshold = 0.2F;
// Called by camera to apply image effect
void OnRenderImage(RenderTexture source, RenderTexture destination)
{
material.SetFloat("_Treshold", threshold * threshold);
Graphics.Blit(source, destination, material);
}
}