Version: 2019.3
public static void ReleaseTemporary (RenderTexture temp);

説明

GetTemporary 関数で割り当てられた一時的なテクスチャを解放します

Later calls to GetTemporary will reuse the RenderTexture created earlier if possible. When no one has requested the temporary RenderTexture for a few frames it will be destroyed.

関連項目: GetTemporary 関数