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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef PLATFORM_3DS_H
#define PLATFORM_3DS_H
#include <citro3d.h>
#include "backends/mutex/mutex.h"
#include "backends/base-backend.h"
#include "graphics/palette.h"
#include "base/main.h"
#include "audio/mixer_intern.h"
#include "backends/graphics/graphics.h"
#include "backends/platform/3ds/sprite.h"
#include "common/rect.h"
#include "common/queue.h"
#define TICKS_PER_MSEC 268123
namespace _3DS {
enum {
GFX_LINEAR = 0,
GFX_NEAREST = 1
};
enum InputMode {
MODE_HOVER,
MODE_DRAG,
};
static const OSystem::GraphicsMode s_graphicsModes[] = {
{"default", "Default Test", GFX_LINEAR},
{ 0, 0, 0 }
};
class OSystem_3DS : public EventsBaseBackend, public PaletteManager {
public:
OSystem_3DS();
virtual ~OSystem_3DS();
volatile bool exiting;
volatile bool sleeping;
virtual void initBackend();
virtual bool hasFeature(OSystem::Feature f);
virtual void setFeatureState(OSystem::Feature f, bool enable);
virtual bool getFeatureState(OSystem::Feature f);
virtual bool pollEvent(Common::Event &event);
virtual uint32 getMillis(bool skipRecord = false);
virtual void delayMillis(uint msecs);
virtual void getTimeAndDate(TimeDate &t) const;
virtual MutexRef createMutex();
virtual void lockMutex(MutexRef mutex);
virtual void unlockMutex(MutexRef mutex);
virtual void deleteMutex(MutexRef mutex);
virtual void logMessage(LogMessageType::Type type, const char *message);
virtual Audio::Mixer *getMixer();
virtual PaletteManager *getPaletteManager() { return this; }
virtual Common::String getSystemLanguage() const;
virtual void fatalError();
virtual void quit();
virtual Common::String getDefaultConfigFileName();
// Graphics
virtual const OSystem::GraphicsMode *getSupportedGraphicsModes() const;
int getDefaultGraphicsMode() const;
bool setGraphicsMode(int mode);
void resetGraphicsScale();
int getGraphicsMode() const;
inline Graphics::PixelFormat getScreenFormat() const { return _pfGame; }
virtual Common::List<Graphics::PixelFormat> getSupportedFormats() const;
void initSize(uint width, uint height,
const Graphics::PixelFormat *format = NULL);
virtual int getScreenChangeID() const { return 0; };
void beginGFXTransaction();
OSystem::TransactionError endGFXTransaction();
int16 getHeight(){ return _gameHeight; }
int16 getWidth(){ return _gameWidth; }
void setPalette(const byte *colors, uint start, uint num);
void grabPalette(byte *colors, uint start, uint num) const;
void copyRectToScreen(const void *buf, int pitch, int x, int y, int w,
int h);
Graphics::Surface *lockScreen();
void unlockScreen();
void updateScreen();
void setShakePos(int shakeOffset);
void setFocusRectangle(const Common::Rect &rect);
void clearFocusRectangle();
void showOverlay();
void hideOverlay();
Graphics::PixelFormat getOverlayFormat() const;
void clearOverlay();
void grabOverlay(void *buf, int pitch);
void copyRectToOverlay(const void *buf, int pitch, int x, int y, int w,
int h);
virtual int16 getOverlayHeight();
virtual int16 getOverlayWidth();
virtual void displayMessageOnOSD(const char *msg);
bool showMouse(bool visible);
void warpMouse(int x, int y);
void setMouseCursor(const void *buf, uint w, uint h, int hotspotX,
int hotspotY, uint32 keycolor, bool dontScale = false,
const Graphics::PixelFormat *format = NULL);
void setCursorPalette(const byte *colors, uint start, uint num);
// Transform point from touchscreen coords into gamescreen coords
void transformPoint(touchPosition &point);
void setCursorDelta(float deltaX, float deltaY);
void updateFocus();
void updateConfig();
void updateSize();
private:
void initGraphics();
void destroyGraphics();
void initAudio();
void destroyAudio();
void initEvents();
void destroyEvents();
void flushGameScreen();
void flushCursor();
protected:
Audio::MixerImpl *_mixer;
private:
u16 _gameWidth, _gameHeight;
u16 _gameTopX, _gameTopY;
u16 _gameBottomX, _gameBottomY;
// Audio
Thread audioThread;
// Graphics
Graphics::PixelFormat _pfGame;
Graphics::PixelFormat _pfGameTexture;
Graphics::PixelFormat _pfCursor;
byte _palette[3 * 256];
byte _cursorPalette[3 * 256];
Graphics::Surface _gameScreen;
Sprite _gameTopTexture;
Sprite _gameBottomTexture;
Sprite _overlay;
int _screenShakeOffset;
bool _overlayVisible;
DVLB_s *_dvlb;
shaderProgram_s _program;
int _projectionLocation;
int _modelviewLocation;
C3D_Mtx _projectionTop;
C3D_Mtx _projectionBottom;
C3D_RenderTarget* _renderTargetTop;
C3D_RenderTarget* _renderTargetBottom;
// Focus
Common::Rect _focusRect;
bool _focusDirty;
C3D_Mtx _focusMatrix;
int _focusPosX, _focusPosY;
int _focusTargetPosX, _focusTargetPosY;
float _focusStepPosX, _focusStepPosY;
float _focusScaleX, _focusScaleY;
float _focusTargetScaleX, _focusTargetScaleY;
float _focusStepScaleX, _focusStepScaleY;
uint32 _focusClearTime;
// Events
Thread _eventThread;
Thread _timerThread;
Common::Queue<Common::Event> _eventQueue;
// Cursor
Graphics::Surface _cursor;
Sprite _cursorTexture;
bool _cursorPaletteEnabled;
bool _cursorVisible;
bool _cursorScalable;
float _cursorX, _cursorY;
float _cursorDeltaX, _cursorDeltaY;
int _cursorHotspotX, _cursorHotspotY;
uint32 _cursorKeyColor;
};
} // namespace _3DS
#endif
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