1from _pylib import ffi, lib
  2
  3def find(path):
  4    core = lib.mCoreFind(path.encode('UTF-8'))
  5    if core == ffi.NULL:
  6        return None
  7    return Core(core)
  8
  9def findVF(vf):
 10    core = lib.mCoreFindVF(vf.handle())
 11    if core == ffi.NULL:
 12        return None
 13    return Core(core)
 14
 15def loadPath(path):
 16    core = find(path)
 17    if not core or not core.loadFile(path):
 18        return None
 19    return core
 20
 21def loadVF(vf):
 22    core = findVF(vf)
 23    if not core or not core.loadROM(vf):
 24        return None
 25    return core
 26
 27class Core:
 28    def __init__(self, native):
 29        self._core = ffi.gc(native, self._deinit)
 30        success = bool(self._core.init(self._core))
 31        if not success:
 32            raise RuntimeError("Failed to initialize core")
 33
 34        if hasattr(self, 'PLATFORM_GBA') and self.platform() == self.PLATFORM_GBA:
 35            self.cpu = ARMCore(self._core.cpu)
 36            self.board = GBA(self._core.board)
 37        if hasattr(self, 'PLATFORM_GB') and self.platform() == self.PLATFORM_GB:
 38            self.cpu = LR35902Core(self._core.cpu)
 39            self.board = GB(self._core.board)
 40
 41    def _deinit(self):
 42        self._core.deinit(self._core)
 43
 44    def loadFile(self, path):
 45        return bool(lib.mCoreLoadFile(self._core, path.encode('UTF-8')))
 46
 47    def isROM(self, vf):
 48        return bool(self._core.isROM(vf.handle()))
 49
 50    def loadROM(self, vf):
 51        return bool(self._core.loadROM(self._core, vf.handle()))
 52
 53    def autoloadSave(self):
 54        return bool(lib.mCoreAutoloadSave(self._core))
 55
 56    def autoloadPatch(self):
 57        return bool(lib.mCoreAutoloadPatch(self._core))
 58
 59    def platform(self):
 60        return self._core.platform(self._core)
 61
 62    def desiredVideoDimensions(self):
 63        width = ffi.new("unsigned*")
 64        height = ffi.new("unsigned*")
 65        self._core.desiredVideoDimensions(self._core, width, height)
 66        return width[0], height[0]
 67
 68    def reset(self):
 69        self._core.reset(self._core)
 70
 71    def runFrame(self):
 72        self._core.runFrame(self._core)
 73
 74    def runLoop(self):
 75        self._core.runLoop(self._core)
 76
 77    def step(self):
 78        self._core.step(self._core)
 79
 80    def frameCounter(self):
 81        return self._core.frameCounter(self._core)
 82
 83    def frameCycles(self):
 84        return self._core.frameCycles(self._core)
 85
 86    def frequency(self):
 87        return self._core.frequency(self._core)
 88
 89    def getGameTitle(self):
 90        title = ffi.new("char[16]")
 91        self._core.getGameTitle(self._core, title)
 92        return ffi.string(title, 16).decode("ascii")
 93
 94    def getGameCode(self):
 95        code = ffi.new("char[12]")
 96        self._core.getGameCode(self._core, code)
 97        return ffi.string(code, 12).decode("ascii")
 98
 99if hasattr(lib, 'PLATFORM_GBA'):
100    from .gba import GBA
101    from .arm import ARMCore
102    Core.PLATFORM_GBA = lib.PLATFORM_GBA
103
104if hasattr(lib, 'PLATFORM_GB'):
105    from .gb import GB
106    from .lr35902 import LR35902Core
107    Core.PLATFORM_GB = lib.PLATFORM_GB