public void ReleaseRenderTexture(RenderTexture renderTexture, bool destroy)
{
int i = 0;
int count = this.renderTextures.Count;
while (i < count)
{
RenderTextureItem renderTextureItem = this.renderTextures[i];
if (renderTextureItem.RenderTexture == renderTexture)
{
renderTextureItem.RenderTexture.DiscardContents();
if (destroy)
{
renderTextureItem.RenderTexture.Release();
UnityEngine.Object.Destroy(renderTextureItem.RenderTexture);
this.renderTextures.RemoveAt(i);
}
else
{
renderTextureItem.InUse = false;
}
break;
}
i++;
}
}
public RenderTexture GetRenderTexture(int width, int height)
{
RenderTexture renderTexture = null;
List <RenderTextureItem> list = new List <RenderTextureItem>();
for (int i = this.renderTextures.Count - 1; i >= 0; i--)
{
RenderTextureItem renderTextureItem = this.renderTextures[i];
if (!renderTextureItem.InUse)
{
if (renderTextureItem.Width != width || renderTextureItem.Height != height)
{
list.Add(renderTextureItem);
}
else if (renderTexture == null)
{
renderTextureItem.InUse = true;
renderTexture = renderTextureItem.RenderTexture;
}
}
}
int count = list.Count;
for (int j = 0; j < count; j++)
{
RenderTextureItem renderTextureItem2 = list[j];
this.renderTextures.Remove(renderTextureItem2);
renderTextureItem2.RenderTexture.DiscardContents();
renderTextureItem2.RenderTexture.Release();
UnityEngine.Object.Destroy(renderTextureItem2.RenderTexture);
}
list.Clear();
if (renderTexture == null)
{
int depth = 16;
renderTexture = new RenderTexture(width, height, depth);
renderTexture.autoGenerateMips = false;
renderTexture.filterMode = FilterMode.Point;
RenderTextureItem renderTextureItem3 = new RenderTextureItem(renderTexture, width, height);
renderTextureItem3.InUse = true;
this.renderTextures.Add(renderTextureItem3);
}
return(renderTexture);
}