/// <summary>
/// Reads pixels from the render target buffer.
/// </summary>
/// <param name="targetBuffer">The render target buffer.</param>
/// <returns>The read pixels as a bitmap.</returns>
public static Bitmap Read(TargetBuffer targetBuffer = TargetBuffer.Color0)
{
gl.ReadBuffer(targetBuffer.ToBuffer());
var bitmap = new Bitmap(Width, Height, PixelFormat.Format32bppRgb);
bitmap.PinAsWriteOnly(PixelFormat.Format32bppRgb, data => gl.ReadPixels(0, 0, Width, Height, GL.BGRA, GL.UNSIGNED_BYTE, data));
bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
return bitmap;
}
/// <summary>
/// Configures the drawn render target buffers.
/// </summary>
/// <param name="targetBuffer0">The render target buffer 0.</param>
/// <param name="targetBuffer1">The render target buffer 1.</param>
/// <param name="targetBuffer2">The render target buffer 2.</param>
/// <param name="targetBuffer3">The render target buffer 3.</param>
public static void Draw(TargetBuffer targetBuffer0, TargetBuffer targetBuffer1 = TargetBuffer.None, TargetBuffer targetBuffer2 = TargetBuffer.None, TargetBuffer targetBuffer3 = TargetBuffer.None)
{
gl.DrawBuffers(targetBuffer0.ToBuffer(), targetBuffer1.ToBuffer(), targetBuffer2.ToBuffer(), targetBuffer3.ToBuffer());
}