private void OnRenderObject()
{
if (m_BlurState == EBlurState.NONE)
{
return;
}
if (Camera.current != m_RI.canvas.worldCamera)
{
return;
}
if (m_BlurState == EBlurState.GRAB)
{
Texture tex = Shader.GetGlobalTexture(BG_TEXTURE_ID);
if (tex != null)
{
Camera cam = Camera.current;
int width = cam.pixelWidth;
int height = cam.pixelHeight;
if (m_RT != null && (width != m_LastWidth || height != m_LastHeight))
{
m_RI.texture = null;
RenderTexture.ReleaseTemporary(m_RT);
m_RT = null;
}
if (m_RT == null)
{
m_RT = RenderTexture.GetTemporary(width, height);
m_RI.texture = m_RT;
m_LastWidth = width;
m_LastHeight = height;
}
Graphics.Blit(tex, m_RT);
AddCommandBuffer();
m_BlurState = EBlurState.CB;
}
else
{
m_BlurState = EBlurState.NONE;
}
}
else if (m_BlurState == EBlurState.CB)
{
RemoveCommandBuffer();
BlurOver();
}
}
private void StartBlur()
{
if (m_BlurState != EBlurState.NONE)
{
return;
}
m_OriMat = m_RI.material;
m_RI.material = grabMat;
m_RI.enabled = true;
#if USE_CB_BLUR
m_BlurState = EBlurState.GRAB;
#else // USE_CB_BLUR
StartCoroutine(StopBlur());
m_BlurState = EBlurState.BLUR;
#endif // USE_CB_BLUR
}
private void BlurOver()
{
m_RI.material = m_OriMat;
m_OriMat = null;
m_BlurState = EBlurState.NONE;
}
