Method changeShader

pymaze/post_processing.py:21–26

(cls, key_change)

    @classmethod
    def changeShader(cls, key_change):
        all_count = len(cls.all_shaders)
        cls.current_shader += key_change
        cls.current_shader %= all_count

        print(cls.getCurrentShaderID())

    @classmethod
    def getCurrentShaderID(cls):