internal void Unbind()
{
if (!bound)
{
return;
}
if (OsuGlControl.CanUseFBO)
{
currentFrameBuffer = lastFrameBuffer;
GL.BindFramebuffer(FramebufferTarget.Framebuffer, lastFrameBuffer);
}
else
{
//Copy from backbuffer
OsuGlControl.BindTexture(Texture.TextureId);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)All.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)All.Linear);
GL.CopyTexSubImage2D(All.Texture2D, 0, (int)copyDstPosition.X, (int)copyDstPosition.Y, copySrcRectangle.X, copySrcRectangle.Y, copySrcRectangle.Width, copySrcRectangle.Height);
}
if (OsuGlControl.Viewport != prevViewport)
{
OsuGlControl.ResetViewport(prevViewport);
OsuGlControl.ResetOrtho(prevOrtho);
}
bound = false;
}
internal void Bind()
{
if (bound)
{
return;
}
prevViewport = OsuGlControl.Viewport;
prevOrtho = OsuGlControl.Ortho;
if (OsuGlControl.CanUseFBO)
{
lastFrameBuffer = currentFrameBuffer;
currentFrameBuffer = frameBuffer;
GL.BindFramebuffer(FramebufferTarget.Framebuffer, frameBuffer);
}
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
//For now we have this conditional here to reduce GL calls
//This will be removed in peppy/more_gl_stuff (among a whole slew of other things)
if (viewport != prevViewport)
{
OsuGlControl.ResetViewport(viewport);
OsuGlControl.ResetOrtho(viewport);
}
bound = true;
}
