/// <summary>
/// Capture the contents of RenderTexture into file
/// </summary>
/// <param name="outputFilePath">The path of the file</param>
/// <param name="outputFormat">The output file format</param>
public void CaptureToFile(string outputFilePath, RenderCacheOutputFormat outputFormat = RenderCacheOutputFormat.PNG)
{
RenderTexture prevRenderTexture = RenderTexture.active;
RenderTexture rt = UpdateRenderTextureV();
RenderTexture.active = rt;
TextureFormat textureFormat = TextureFormat.RGBA32;
if (RenderCacheOutputFormat.EXR == outputFormat)
{
textureFormat = TextureFormat.RGBAFloat;
}
Texture2D tempTex = new Texture2D(rt.width, rt.height, textureFormat, false);
tempTex.ReadPixels(new Rect(0, 0, rt.width, rt.height), 0, 0, false);
tempTex.Apply();
try {
byte[] encodedData = null;
switch (outputFormat)
{
case RenderCacheOutputFormat.EXR: encodedData = tempTex.EncodeToEXR(); break;
default: encodedData = tempTex.EncodeToPNG(); break;
}
File.WriteAllBytes(outputFilePath, encodedData);
} catch (Exception e) {
Debug.LogError($"[SIS] Can't write to file: {outputFilePath}." + Environment.NewLine
+ $"Error: {e.ToString()}");
}
//Cleanup
ObjectUtility.Destroy(tempTex);
RenderTexture.active = prevRenderTexture;
}
/// <summary>
/// Capture the contents of RenderTexture into file
/// </summary>
/// <param name="outputFilePath">The path of the file</param>
public void CaptureToFile(string outputFilePath)
{
RenderTexture prevRenderTexture = RenderTexture.active;
RenderTexture rt = UpdateRenderTexture();
RenderTexture.active = rt;
Texture2D tempTex = new Texture2D(rt.width, rt.height, TextureFormat.RGBA32, false);
tempTex.ReadPixels(new Rect(0, 0, rt.width, rt.height), 0, 0, false);
tempTex.Apply();
try {
File.WriteAllBytes(outputFilePath, tempTex.EncodeToPNG());
} catch (Exception e) {
Debug.LogError($"[SIS] Can't write to file: {outputFilePath}." + Environment.NewLine
+ $"Error: {e.ToString()}");
}
//Cleanup
ObjectUtility.Destroy(tempTex);
RenderTexture.active = prevRenderTexture;
}
