public void BlitTextureTo(Framebuffer target, TextureAttachment textureAttachment, BlitFilter filter, RectangleI rect)
{
if (textureAttachment < 0)
{
throw new ArgumentOutOfRangeException($"Can't blit a depth texture.");
}
Graphics.State.OnStateChanging.Invoke();
WebGL2Framebuffer originalFramebuffer = Current as WebGL2Framebuffer;
GL.bindFramebuffer(READ_FRAMEBUFFER_Static, id);
Swaps++;
GL.bindFramebuffer(DRAW_FRAMEBUFFER_Static, ((WebGL2Framebuffer)target ?? (WebGL2Framebuffer)Default).id);
Swaps++;
Graphics.SetViewport(target);
Graphics.SetScissorTest(target);
GL.readBuffer(textureAttachment.ToWebGL2());
GL.blitFramebuffer(0, 0, Width, Height, rect.Left, rect.Bottom, rect.Right, rect.Top, COLOR_BUFFER_BIT, filter.ToWebGL2());
//GL.blitFramebuffer(new RectangleI(Width, Height), rect, textureAttachment >= 0 ? BufferBit.Colour : DEPTH_BUFFER_BIT, filter.ToWebGL2());
// Reset Framebuffer
GL.bindFramebuffer(FRAMEBUFFER, (originalFramebuffer ?? (WebGL2Framebuffer)Default).id);
Blits++;
Graphics.State.OnStateChanged.Invoke();
}
internal override Framebuffer CreateDefaultFramebuffer()
{
return(WebGL2Framebuffer.CreateDefault());
}