#include void compositor_init(uint16_t width, uint16_t height, uint16_t pitch); void compositor_set_background(char *ppm_raw_filename); void compositor_swap_buffers(); void compositor_mouse_handle(uint16_t x,uint16_t y, uint8_t key); void compositor_add_window(uint32_t addr); void compositor_del_window(uint32_t addr);