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71 lines
1.5 KiB
71 lines
1.5 KiB
3 years ago
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// Colorful FX - Unity Asset
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// Copyright (c) 2015 - Thomas Hourdel
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// http://www.thomashourdel.com
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namespace Colorful
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{
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using UnityEngine;
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[RequireComponent(typeof(Camera))]
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[AddComponentMenu("")]
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public class BaseEffect : MonoBehaviour
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{
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public Shader Shader;
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protected Material m_Material;
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public Material Material
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{
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get
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{
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if (m_Material == null)
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{
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m_Material = new Material(Shader);
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m_Material.hideFlags = HideFlags.HideAndDontSave;
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}
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return m_Material;
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}
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}
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protected virtual void Start()
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{
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// Disable if we don't support image effects
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if (!SystemInfo.supportsImageEffects)
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{
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Debug.LogWarning("Image effects aren't supported on this device");
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enabled = false;
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return;
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}
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// Disable the image effect if the shader can't run on the users graphics card
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if (!Shader || !Shader.isSupported)
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{
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Debug.LogWarning("The shader is null or unsupported on this device");
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enabled = false;
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}
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}
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protected virtual void OnDisable()
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{
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if (m_Material)
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DestroyImmediate(m_Material);
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}
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public void Apply(Texture source, RenderTexture destination)
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{
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if (source is RenderTexture)
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{
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OnRenderImage(source as RenderTexture, destination);
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return;
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}
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RenderTexture rt = RenderTexture.GetTemporary(source.width, source.height);
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Graphics.Blit(source, rt);
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OnRenderImage(rt, destination);
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RenderTexture.ReleaseTemporary(rt);
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}
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protected virtual void OnRenderImage(RenderTexture source, RenderTexture destination) { }
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}
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}
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