/*
 * Copyright 2016 - 2024 Gary Talent (gary@drinkingtea.net). All rights reserved.
 */

#pragma once

#include <ox/std/array.hpp>
#include <ox/std/stddef.hpp>
#include <ox/std/types.hpp>

namespace teagba {

enum DispCtl {
	DispCtl_Mode0 = 0,
	DispCtl_Mode1 = 1,
	DispCtl_Mode2 = 2,
	DispCtl_Mode3 = 3,
	DispCtl_Mode4 = 4,
	DispCtl_Mode5 = 5,

	DispCtl_SpriteMap1D = 1 << 6,

	DispCtl_Bg0 = 1 << 8,
	DispCtl_Bg1 = 1 << 9,
	DispCtl_Bg2 = 1 << 10,
	DispCtl_Bg3 = 1 << 11,

	DispCtl_Obj = 1 << 12,
};

struct OX_ALIGN8 GbaSpriteAttrUpdate {
	uint16_t attr0 = 0;
	uint16_t attr1 = 0;
	uint16_t attr2 = 0;
	uint16_t idx = 0;
};

GbaSpriteAttrUpdate &spriteAttr(size_t i) noexcept;

void addSpriteUpdate(GbaSpriteAttrUpdate const &upd) noexcept;

void applySpriteUpdates() noexcept;

void setBgOffset(uint16_t bg, int16_t x, int16_t y) noexcept;

}