public void Begin()
{
_prevFbo = _fbos[0];
_prevFbo.Bind();
GL.Clear(ClearBufferMask.ColorBufferBit);
_currentIndex = 1;//reset to 1
GL.Viewport(0, 0, Width, Heigth);
}
public void Process()
{
foreach (var postProcess in _postProcesses)
{
var fbo = _fbos[_currentIndex];
fbo.Bind();
postProcess.Value.PrevFrameBuffer = _prevFbo;
postProcess.Value.Process();
_prevFbo = fbo;
_currentIndex = (_currentIndex + 1) % _fbos.Length;
}
}
public void Resize(int w, int h)
{
int sample = 1 << PlayerSetting.SsaaLevel;
Width = w * sample;
Heigth = h * sample;
Log.Debug($"Window resize ({w}x{h}) -> ({Width}x{Heigth})");
for (int i = 0; i < _fbos.Length; i++)
{
_fbos[i]?.Dispose();
_fbos[i] = new PostProcessFrameBuffer(Width, Heigth);
}
foreach (var process in _postProcesses)
{
process.Value.OnResize();
}
}
