BizHawk/libmeteor/include/ameteor/lcd.hpp

130 lines
2.7 KiB
C++

// Meteor - A Nintendo Gameboy Advance emulator
// Copyright (C) 2009-2011 Philippe Daouadi
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef __LCD_H__
#define __LCD_H__
#include "clock.hpp"
#include "memory.hpp"
#include "io.hpp"
#include "graphics/screen.hpp"
#include <stdint.h>
#include <istream>
#include <ostream>
#include <syg/signal.hpp>
namespace AMeteor
{
class Lcd
{
public :
Lcd ();
void Reset ();
const uint16_t* GetSurface () const
{
return m_screen.GetSurface();
}
Graphics::Screen& GetScreen()
{
return m_screen;
}
const Graphics::Screen& GetScreen() const
{
return m_screen;
}
void SetFrameskip (uint8_t skip)
{
m_screen.SetFrameskip(skip);
}
void UpdateDispCnt (uint16_t dispcnt)
{
m_screen.UpdateDispCnt(dispcnt);
}
#define UPDATE_BG_CNT(num) \
void UpdateBg##num##Cnt (uint16_t cnt) \
{ \
m_screen.UpdateBg##num##Cnt(cnt); \
}
UPDATE_BG_CNT(0)
UPDATE_BG_CNT(1)
UPDATE_BG_CNT(2)
UPDATE_BG_CNT(3)
#undef UPDATE_BG_CNT
#define UPDATE_BG_OFF(num, coord) \
void UpdateBg##num##coord##Off (uint16_t cnt) \
{ \
m_screen.UpdateBg##num##coord##Off(cnt); \
}
UPDATE_BG_OFF(0, X)
UPDATE_BG_OFF(0, Y)
UPDATE_BG_OFF(1, X)
UPDATE_BG_OFF(1, Y)
UPDATE_BG_OFF(2, X)
UPDATE_BG_OFF(2, Y)
UPDATE_BG_OFF(3, X)
UPDATE_BG_OFF(3, Y)
#undef UPDATE_BG_OFF
#define UPDATE_BG_REF(num, coord) \
void UpdateBg##num##Ref##coord (int32_t cnt) \
{ \
m_screen.UpdateBg##num##Ref##coord (cnt); \
}
UPDATE_BG_REF(2, X)
UPDATE_BG_REF(2, Y)
UPDATE_BG_REF(3, X)
UPDATE_BG_REF(3, Y)
#undef UPDATE_BG_REF
void OamWrite (uint32_t begin, uint32_t end)
{
m_screen.OamWrite(begin, end);
}
void OamWrite16 (uint32_t add)
{
m_screen.OamWrite16(add);
}
void OamWrite32 (uint32_t add)
{
m_screen.OamWrite32(add);
}
bool SaveState (std::ostream& stream);
bool LoadState (std::istream& stream);
//syg::signal<void> sig_vblank;
private :
Graphics::Screen m_screen;
void TimeEvent ();
friend void Clock::Commit();
};
}
#endif