void OnRenderImage(RenderTexture source, RenderTexture destination)
{
if (MyMaterial)
{
//申请两块降低了分辨率的RT
RenderTexture rt1 = RenderTexture.GetTemporary(source.width >> downSampleFactor, source.height >> downSampleFactor, 0, source.format);
RenderTexture rt2 = RenderTexture.GetTemporary(source.width >> downSampleFactor, source.height >> downSampleFactor, 0, source.format);
Graphics.Blit(source, rt1);
//使用降低分辨率的rt进行模糊:pass0
MyMaterial.SetFloat("_BlurFactor", blurFactor);
MyMaterial.SetVector("_BlurCenter", blurCenter);
Graphics.Blit(rt1, rt2, MyMaterial, 0);
//使用rt2和原始图像lerp:pass1
MyMaterial.SetTexture("_BlurTex", rt2);
MyMaterial.SetFloat("_LerpFactor", lerpFactor);
Graphics.Blit(source, destination, MyMaterial, 1);
//释放RTs
RenderTexture.ReleaseTemporary(rt1);
RenderTexture.ReleaseTemporary(rt2);
}
else
{
Graphics.Blit(source, destination);
}
}
private void OnRenderImage(RenderTexture src, RenderTexture dest)
{
if (MyMaterial != null)
{
RenderTexture rt1 = RenderTexture.GetTemporary(src.width >> downSample, src.height >> downSample, 0, src.format);
RenderTexture rt2 = RenderTexture.GetTemporary(src.width >> downSample, src.height >> downSample, 0, src.format);
//缩小
Graphics.Blit(src, rt1);
for (int i = 0; i < iteration; i++)
{
MyMaterial.SetFloat("_BlurRadio", blurRadio);
Graphics.Blit(rt1, rt2, MyMaterial);
Graphics.Blit(rt2, rt1, MyMaterial);
}
//还原
Graphics.Blit(rt1, dest);
RenderTexture.ReleaseTemporary(rt1);
RenderTexture.ReleaseTemporary(rt2);
}
else
{
Graphics.Blit(src, dest);
}
}
IEnumerator <float> PlayAnimation()
{
for (int i = 0; i < totalFrames; i++)
{
MyMaterial.SetFloat("_fbcurrenttileindex6", i);
yield return(Timing.WaitForSeconds(FrameLength));
}
opacityAnim.Animate(CoroutineName);
clipAnim.Animate(CoroutineName);
}
private void OnRenderImage(RenderTexture source, RenderTexture destination)
{
if (MyMaterial)
{
MyMaterial.SetFloat("_BlurFactor", blurFactor);
MyMaterial.SetVector("_BlurCenter", blurCenter);
Graphics.Blit(source, destination, MyMaterial);
}
else
{
Graphics.Blit(source, destination);
}
}
private void OnRenderImage(RenderTexture source, RenderTexture destination)
{
if (MyMaterial)
{
MyMaterial.SetTexture("_NoiseTex", NoiseTexture);
MyMaterial.SetFloat("_DistortFactor", distortFactor);
MyMaterial.SetVector("_DistortCenter", distortCenter);
MyMaterial.SetFloat("_DistortStrength", distortStrength);
Graphics.Blit(source, destination, MyMaterial);
}
else
{
Graphics.Blit(source, destination);
}
}
//覆写OnRenderImage函数
void OnRenderImage(RenderTexture src, RenderTexture dest)
{
//仅仅当有材质的时候才进行后处理，如果material为空，不进行后处理
if (MyMaterial)
{
//通过Material.SetXXX（"name",value）可以设置shader中的参数值
MyMaterial.SetFloat("_Brightness", brightness);
MyMaterial.SetFloat("_Saturation", saturation);
MyMaterial.SetFloat("_Contrast", contrast);
//使用Material处理Texture，dest不一定是屏幕，后处理效果可以叠加的！
Graphics.Blit(src, dest, MyMaterial);
}
else
{
//直接绘制
Graphics.Blit(src, dest);
}
}
private void OnRenderImage(RenderTexture source, RenderTexture destination)
{
if (MyMaterial)
{
float curWaveDistance = (Time.time - waveStartTime) * waveSpeed;
MyMaterial.SetFloat("_distanceFactor", distanceFactor);
MyMaterial.SetFloat("_timeFactor", timeFactor);
MyMaterial.SetFloat("_totalFactor", totalFactor);
MyMaterial.SetFloat("_waveWidth", waveWidth);
MyMaterial.SetFloat("_curWaveDis", curWaveDistance);
MyMaterial.SetVector("_startPos", startPos);
Graphics.Blit(source, destination, MyMaterial);
}
else
{
Graphics.Blit(source, destination);
}
}
public void Play()
{
MyMaterial = splatMaterials.GetRandom();
opacityAnim.OnUpdate = FadeOpacity;
clipAnim.OnUpdate = FadeCutoff;
if (loopAnimation)
{
opacityAnim.onComplete = Play;
}
else
{
opacityAnim.onComplete = DeActivate;
}
MyMaterial.SetFloat("_Cutoff", startMaskClipVal);
MyMaterial.SetFloat("_Opacity", 1f);
Timing.RunCoroutine(PlayAnimation(), CoroutineName);
}
private void OnRenderImage(RenderTexture source, RenderTexture destination)
{
if (MyMaterial)
{
MyMaterial.SetFloat("_BlurRadius", blurRadius);
RenderTexture rt1 = RenderTexture.GetTemporary(source.width >> downSample, source.height >> downSample, 0, source.format);
RenderTexture rt2 = RenderTexture.GetTemporary(source.width >> downSample, source.height >> downSample, 0, source.format);
Graphics.Blit(source, rt1);
for (int i = 0; i < iteration; i++)
{
MyMaterial.SetFloat("_BulrRadius", blurRadius);
Graphics.Blit(rt1, rt2, MyMaterial);
Graphics.Blit(rt2, rt1, MyMaterial);
}
Graphics.Blit(rt1, destination);
//Graphics.Blit(source, destination, MyMaterial);
RenderTexture.ReleaseTemporary(rt1);
RenderTexture.ReleaseTemporary(rt2);
}
}
private void OnRenderImage(RenderTexture src, RenderTexture dest)
{
if (MyMaterial != null)
{
RenderTexture rt1 = RenderTexture.GetTemporary(src.width >> downSample, src.height >> downSample, 0, src.format);
RenderTexture rt2 = RenderTexture.GetTemporary(src.width >> downSample, src.height >> downSample, 0, src.format);
//缩小
Graphics.Blit(src, rt1);
//阈值分割处理
//MyMaterial.SetVector("_ColorThreshold", colorThreshold);
MyMaterial.SetFloat("_LuminanceThreshold", luminanceThreshold);
Graphics.Blit(rt1, rt2, MyMaterial, 0);
//高斯模糊处理
MyMaterial.SetVector("_Offsets", new Vector4(1, 0, 0, 0));
Graphics.Blit(rt2, rt1, MyMaterial, 1);
MyMaterial.SetVector("_Offsets", new Vector4(0, 1, 0, 0));
Graphics.Blit(rt1, rt2, MyMaterial, 1);
//Bloom混合
MyMaterial.SetTexture("_BlurTex", rt2);
MyMaterial.SetVector("_BloomColor", bloomColor);
MyMaterial.SetFloat("_BloomFactor", bloomFactor);
Graphics.Blit(src, dest, MyMaterial, 2);
RenderTexture.ReleaseTemporary(rt1);
RenderTexture.ReleaseTemporary(rt2);
}
else
{
Graphics.Blit(src, dest);
}
}
void FadeCutoff(float val)
{
MyMaterial.SetFloat("_Cutoff", val);
}
void FadeOpacity(float val)
{
MyMaterial.SetFloat("_Opacity", val);
}