Kaba class PostProcessor ed

...

Syntax ed

class PostProcessor
    var fb1: FrameBuffer&
    var fb2: FrameBuffer&

    # functions
    func mut add_stage(on_prepare: void->void, on_draw: void->void)
    func next_fb(cur: FrameBuffer) -> FrameBuffer&
    func process(source: Texture*[], target: FrameBuffer, shader: Shader)

Functions ed

func mut add_stage(on_prepare: void->void, on_draw: void->void)
...

func next_fb(cur: FrameBuffer) -> FrameBuffer&
...

func process(source: Texture*[], target: FrameBuffer, shader: Shader)
...

Elements ed

var fb1: FrameBuffer&
...

var fb2: FrameBuffer&
...