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