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