visualboyadvance-m/src/core/base/system.h

131 lines
3.9 KiB
C++

#ifndef VBAM_CORE_BASE_SYSTEM_H_
#define VBAM_CORE_BASE_SYSTEM_H_
#include <cstdint>
#include <memory>
#include "core/base/sound_driver.h"
enum IMAGE_TYPE {
IMAGE_UNKNOWN = -1,
IMAGE_GBA = 0,
IMAGE_GB = 1
};
struct EmulatedSystem {
// main emulation function
void (*emuMain)(int);
// reset emulator
void (*emuReset)();
// clean up memory
void (*emuCleanUp)();
// load battery file
bool (*emuReadBattery)(const char*);
// write battery file
bool (*emuWriteBattery)(const char*);
#ifdef __LIBRETRO__
// load state
bool (*emuReadState)(const uint8_t*);
// load state
unsigned (*emuWriteState)(uint8_t*);
#else
// load state
bool (*emuReadState)(const char*);
// save state
bool (*emuWriteState)(const char*);
#endif
// load memory state (rewind)
bool (*emuReadMemState)(char*, int);
// write memory state (rewind)
bool (*emuWriteMemState)(char*, int, long&);
// write PNG file
bool (*emuWritePNG)(const char*);
// write BMP file
bool (*emuWriteBMP)(const char*);
// emulator update CPSR (ARM only)
void (*emuUpdateCPSR)();
// emulator has debugger
bool emuHasDebugger;
// clock ticks to emulate
int emuCount;
};
// The `coreOptions` object must be instantiated by the embedder.
extern struct CoreOptions {
bool cpuIsMultiBoot = false;
bool mirroringEnable = true;
bool skipBios = false;
bool parseDebug = true;
bool speedHack = false;
bool speedup = false;
bool speedup_throttle_frame_skip = false;
bool speedup_mute = true;
int cheatsEnabled = 1;
int cpuDisableSfx = 0;
int cpuSaveType = 0;
int layerSettings = 0xff00;
int layerEnable = 0xff00;
int rtcEnabled = 0;
int saveType = 0;
int skipSaveGameBattery = 1;
int skipSaveGameCheats = 0;
int useBios = 0;
int gbPrinterEnabled = 0;
uint32_t speedup_throttle = 100;
uint32_t speedup_frame_skip = 9;
uint32_t throttle = 100;
const char* loadDotCodeFile = NULL;
const char* saveDotCodeFile = NULL;
} coreOptions;
// The following functions must be implemented by the emulator.
extern void log(const char*, ...);
extern bool systemPauseOnFrame();
extern void systemGbPrint(uint8_t*, int, int, int, int, int);
extern void systemScreenCapture(int);
extern void systemDrawScreen();
extern void systemSendScreen();
// updates the joystick data
extern bool systemReadJoypads();
// return information about the given joystick, -1 for default joystick
extern uint32_t systemReadJoypad(int);
extern uint32_t systemGetClock();
extern void systemSetTitle(const char*);
extern std::unique_ptr<SoundDriver> systemSoundInit();
extern void systemOnWriteDataToSoundBuffer(const uint16_t* finalWave, int length);
extern void systemOnSoundShutdown();
extern void systemScreenMessage(const char*);
extern void systemUpdateMotionSensor();
extern int systemGetSensorX();
extern int systemGetSensorY();
extern int systemGetSensorZ();
extern uint8_t systemGetSensorDarkness();
extern void systemCartridgeRumble(bool);
extern void systemPossibleCartridgeRumble(bool);
extern void updateRumbleFrame();
extern bool systemCanChangeSoundQuality();
extern void systemShowSpeed(int);
extern void system10Frames();
extern void systemFrame();
extern void systemGbBorderOn();
extern void (*dbgOutput)(const char* s, uint32_t addr);
extern void (*dbgSignal)(int sig, int number);
extern uint8_t systemColorMap8[0x10000];
extern uint16_t systemColorMap16[0x10000];
extern uint32_t systemColorMap32[0x10000];
extern uint16_t systemGbPalette[24];
extern int systemRedShift;
extern int systemGreenShift;
extern int systemBlueShift;
extern int systemColorDepth;
extern int systemVerbose;
extern int systemFrameSkip;
extern int systemSaveUpdateCounter;
extern int systemSpeed;
#define MAX_CHEATS 16384
#define SYSTEM_SAVE_UPDATED 30
#define SYSTEM_SAVE_NOT_UPDATED 0
#endif // VBAM_CORE_BASE_SYSTEM_H_