2021-04-16 23:21:06 +08:00
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import ctypes
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2022-06-04 11:08:30 +08:00
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from pyglet.libs.win32 import com
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2021-04-16 23:21:06 +08:00
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lib = ctypes.oledll.dsound
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DWORD = ctypes.c_uint32
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LPDWORD = ctypes.POINTER(DWORD)
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LONG = ctypes.c_long
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LPLONG = ctypes.POINTER(LONG)
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WORD = ctypes.c_uint16
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HWND = DWORD
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LPUNKNOWN = ctypes.c_void_p
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D3DVALUE = ctypes.c_float
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PD3DVALUE = ctypes.POINTER(D3DVALUE)
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class D3DVECTOR(ctypes.Structure):
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_fields_ = [
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('x', ctypes.c_float),
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('y', ctypes.c_float),
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('z', ctypes.c_float),
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]
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PD3DVECTOR = ctypes.POINTER(D3DVECTOR)
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class WAVEFORMATEX(ctypes.Structure):
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_fields_ = [
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('wFormatTag', WORD),
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('nChannels', WORD),
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('nSamplesPerSec', DWORD),
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('nAvgBytesPerSec', DWORD),
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('nBlockAlign', WORD),
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('wBitsPerSample', WORD),
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('cbSize', WORD),
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]
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def __repr__(self):
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return 'WAVEFORMATEX(wFormatTag={}, nChannels={}, nSamplesPerSec={}, nAvgBytesPersec={}' \
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', nBlockAlign={}, wBitsPerSample={}, cbSize={})'.format(
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self.wFormatTag, self.nChannels, self.nSamplesPerSec,
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self.nAvgBytesPerSec, self.nBlockAlign, self.wBitsPerSample,
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self.cbSize)
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LPWAVEFORMATEX = ctypes.POINTER(WAVEFORMATEX)
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WAVE_FORMAT_PCM = 1
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class DSCAPS(ctypes.Structure):
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_fields_ = [
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('dwSize', DWORD),
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('dwFlags', DWORD),
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('dwMinSecondarySampleRate', DWORD),
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('dwMaxSecondarySampleRate', DWORD),
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('dwPrimaryBuffers', DWORD),
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('dwMaxHwMixingAllBuffers', DWORD),
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('dwMaxHwMixingStaticBuffers', DWORD),
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('dwMaxHwMixingStreamingBuffers', DWORD),
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('dwFreeHwMixingAllBuffers', DWORD),
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('dwFreeHwMixingStaticBuffers', DWORD),
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('dwFreeHwMixingStreamingBuffers', DWORD),
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('dwMaxHw3DAllBuffers', DWORD),
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('dwMaxHw3DStaticBuffers', DWORD),
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('dwMaxHw3DStreamingBuffers', DWORD),
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('dwFreeHw3DAllBuffers', DWORD),
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('dwFreeHw3DStaticBuffers', DWORD),
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('dwFreeHw3DStreamingBuffers', DWORD),
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('dwTotalHwMemBytes', DWORD),
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('dwFreeHwMemBytes', DWORD),
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('dwMaxContigFreeHwMemBytes', DWORD),
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('dwUnlockTransferRateHwBuffers', DWORD),
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('dwPlayCpuOverheadSwBuffers', DWORD),
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('dwReserved1', DWORD),
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('dwReserved2', DWORD)
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]
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LPDSCAPS = ctypes.POINTER(DSCAPS)
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class DSBCAPS(ctypes.Structure):
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_fields_ = [
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('dwSize', DWORD),
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('dwFlags', DWORD),
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('dwBufferBytes', DWORD),
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('dwUnlockTransferRate', DWORD),
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('dwPlayCpuOverhead', DWORD),
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]
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LPDSBCAPS = ctypes.POINTER(DSBCAPS)
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class DSBUFFERDESC(ctypes.Structure):
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_fields_ = [
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('dwSize', DWORD),
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('dwFlags', DWORD),
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('dwBufferBytes', DWORD),
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('dwReserved', DWORD),
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('lpwfxFormat', LPWAVEFORMATEX),
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]
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def __repr__(self):
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return 'DSBUFFERDESC(dwSize={}, dwFlags={}, dwBufferBytes={}, lpwfxFormat={})'.format(
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self.dwSize, self.dwFlags, self.dwBufferBytes,
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self.lpwfxFormat.contents if self.lpwfxFormat else None)
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LPDSBUFFERDESC = ctypes.POINTER(DSBUFFERDESC)
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class DS3DBUFFER(ctypes.Structure):
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_fields_ = [
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('dwSize', DWORD),
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('vPosition', D3DVECTOR),
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('vVelocity', D3DVECTOR),
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('dwInsideConeAngle', DWORD),
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('dwOutsideConeAngle', DWORD),
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('vConeOrientation', D3DVECTOR),
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('lConeOutsideVolume', LONG),
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('flMinDistance', D3DVALUE),
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('flMaxDistance', D3DVALUE),
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('dwMode', DWORD),
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]
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LPDS3DBUFFER = ctypes.POINTER(DS3DBUFFER)
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class DS3DLISTENER(ctypes.Structure):
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_fields_ = [
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('dwSize', DWORD),
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('vPosition', D3DVECTOR),
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('vVelocity', D3DVECTOR),
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('vOrientFront', D3DVECTOR),
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('vOrientTop', D3DVECTOR),
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('flDistanceFactor', D3DVALUE),
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('flRolloffFactor', D3DVALUE),
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('flDopplerFactor', D3DVALUE),
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]
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LPDS3DLISTENER = ctypes.POINTER(DS3DLISTENER)
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class IDirectSoundBuffer(com.pIUnknown):
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_methods_ = [
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('GetCaps',
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com.STDMETHOD(LPDSBCAPS)),
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('GetCurrentPosition',
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com.STDMETHOD(LPDWORD, LPDWORD)),
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('GetFormat',
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com.STDMETHOD(LPWAVEFORMATEX, DWORD, LPDWORD)),
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('GetVolume',
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com.STDMETHOD(LPLONG)),
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('GetPan',
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com.STDMETHOD(LPLONG)),
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('GetFrequency',
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com.STDMETHOD(LPDWORD)),
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('GetStatus',
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com.STDMETHOD(LPDWORD)),
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('Initialize',
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com.STDMETHOD(ctypes.c_void_p, LPDSBUFFERDESC)),
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('Lock',
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com.STDMETHOD(DWORD, DWORD,
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ctypes.POINTER(ctypes.c_void_p), LPDWORD,
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ctypes.POINTER(ctypes.c_void_p), LPDWORD,
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DWORD)),
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('Play',
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com.STDMETHOD(DWORD, DWORD, DWORD)),
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('SetCurrentPosition',
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com.STDMETHOD(DWORD)),
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('SetFormat',
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com.STDMETHOD(LPWAVEFORMATEX)),
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('SetVolume',
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com.STDMETHOD(LONG)),
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('SetPan',
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com.STDMETHOD(LONG)),
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('SetFrequency',
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com.STDMETHOD(DWORD)),
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('Stop',
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com.STDMETHOD()),
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('Unlock',
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com.STDMETHOD(ctypes.c_void_p, DWORD, ctypes.c_void_p, DWORD)),
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('Restore',
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com.STDMETHOD()),
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]
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IID_IDirectSound3DListener = com.GUID(
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0x279AFA84, 0x4981, 0x11CE, 0xA5, 0x21, 0x00, 0x20, 0xAF, 0x0B, 0xE5, 0x60)
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class IDirectSound3DListener(com.pIUnknown):
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_methods_ = [
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('GetAllParameters',
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com.STDMETHOD(LPDS3DLISTENER)),
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('GetDistanceFactor',
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com.STDMETHOD(PD3DVALUE)),
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('GetDopplerFactor',
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com.STDMETHOD(PD3DVALUE)),
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('GetOrientation',
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com.STDMETHOD(PD3DVECTOR, PD3DVECTOR)),
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('GetPosition',
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com.STDMETHOD(PD3DVECTOR)),
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('GetRolloffFactor',
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com.STDMETHOD(PD3DVALUE)),
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('GetVelocity',
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com.STDMETHOD(PD3DVECTOR)),
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('SetAllParameters',
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com.STDMETHOD(LPDS3DLISTENER)),
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('SetDistanceFactor',
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com.STDMETHOD(D3DVALUE, DWORD)),
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('SetDopplerFactor',
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com.STDMETHOD(D3DVALUE, DWORD)),
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('SetOrientation',
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com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE,
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D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
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('SetPosition',
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com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
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('SetRolloffFactor',
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com.STDMETHOD(D3DVALUE, DWORD)),
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('SetVelocity',
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com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
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('CommitDeferredSettings',
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com.STDMETHOD()),
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]
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IID_IDirectSound3DBuffer = com.GUID(
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0x279AFA86, 0x4981, 0x11CE, 0xA5, 0x21, 0x00, 0x20, 0xAF, 0x0B, 0xE5, 0x60)
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class IDirectSound3DBuffer(com.pIUnknown):
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_methods_ = [
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('GetAllParameters',
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com.STDMETHOD(LPDS3DBUFFER)),
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('GetConeAngles',
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com.STDMETHOD(LPDWORD, LPDWORD)),
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('GetConeOrientation',
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com.STDMETHOD(PD3DVECTOR)),
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('GetConeOutsideVolume',
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com.STDMETHOD(LPLONG)),
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('GetMaxDistance',
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com.STDMETHOD(PD3DVALUE)),
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('GetMinDistance',
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com.STDMETHOD(PD3DVALUE)),
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('GetMode',
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com.STDMETHOD(LPDWORD)),
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('GetPosition',
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com.STDMETHOD(PD3DVECTOR)),
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('GetVelocity',
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com.STDMETHOD(PD3DVECTOR)),
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('SetAllParameters',
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com.STDMETHOD(LPDS3DBUFFER, DWORD)),
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('SetConeAngles',
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com.STDMETHOD(DWORD, DWORD, DWORD)),
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('SetConeOrientation',
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com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
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('SetConeOutsideVolume',
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com.STDMETHOD(LONG, DWORD)),
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('SetMaxDistance',
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com.STDMETHOD(D3DVALUE, DWORD)),
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('SetMinDistance',
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com.STDMETHOD(D3DVALUE, DWORD)),
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('SetMode',
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com.STDMETHOD(DWORD, DWORD)),
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('SetPosition',
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com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
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('SetVelocity',
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com.STDMETHOD(D3DVALUE, D3DVALUE, D3DVALUE, DWORD)),
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]
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class IDirectSound(com.pIUnknown):
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_methods_ = [
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('CreateSoundBuffer',
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com.STDMETHOD(LPDSBUFFERDESC,
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ctypes.POINTER(IDirectSoundBuffer),
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LPUNKNOWN)),
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('GetCaps',
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com.STDMETHOD(LPDSCAPS)),
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('DuplicateSoundBuffer',
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com.STDMETHOD(IDirectSoundBuffer,
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ctypes.POINTER(IDirectSoundBuffer))),
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('SetCooperativeLevel',
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com.STDMETHOD(HWND, DWORD)),
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('Compact',
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com.STDMETHOD()),
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('GetSpeakerConfig',
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com.STDMETHOD(LPDWORD)),
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('SetSpeakerConfig',
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com.STDMETHOD(DWORD)),
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('Initialize',
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com.STDMETHOD(com.LPGUID)),
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]
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DirectSoundCreate = lib.DirectSoundCreate
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DirectSoundCreate.argtypes = \
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[com.LPGUID, ctypes.POINTER(IDirectSound), ctypes.c_void_p]
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DSCAPS_PRIMARYMONO = 0x00000001
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DSCAPS_PRIMARYSTEREO = 0x00000002
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DSCAPS_PRIMARY8BIT = 0x00000004
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DSCAPS_PRIMARY16BIT = 0x00000008
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DSCAPS_CONTINUOUSRATE = 0x00000010
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DSCAPS_EMULDRIVER = 0x00000020
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DSCAPS_CERTIFIED = 0x00000040
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DSCAPS_SECONDARYMONO = 0x00000100
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DSCAPS_SECONDARYSTEREO = 0x00000200
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DSCAPS_SECONDARY8BIT = 0x00000400
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DSCAPS_SECONDARY16BIT = 0x00000800
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DSSCL_NORMAL = 0x00000001
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DSSCL_PRIORITY = 0x00000002
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DSSCL_EXCLUSIVE = 0x00000003
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DSSCL_WRITEPRIMARY = 0x00000004
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DSSPEAKER_DIRECTOUT = 0x00000000
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DSSPEAKER_HEADPHONE = 0x00000001
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DSSPEAKER_MONO = 0x00000002
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DSSPEAKER_QUAD = 0x00000003
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DSSPEAKER_STEREO = 0x00000004
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DSSPEAKER_SURROUND = 0x00000005
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DSSPEAKER_5POINT1 = 0x00000006
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DSSPEAKER_7POINT1 = 0x00000007
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DSSPEAKER_GEOMETRY_MIN = 0x00000005 # 5 degrees
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DSSPEAKER_GEOMETRY_NARROW = 0x0000000A # 10 degrees
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DSSPEAKER_GEOMETRY_WIDE = 0x00000014 # 20 degrees
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DSSPEAKER_GEOMETRY_MAX = 0x000000B4 # 180 degrees
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DSBCAPS_PRIMARYBUFFER = 0x00000001
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DSBCAPS_STATIC = 0x00000002
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DSBCAPS_LOCHARDWARE = 0x00000004
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DSBCAPS_LOCSOFTWARE = 0x00000008
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DSBCAPS_CTRL3D = 0x00000010
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DSBCAPS_CTRLFREQUENCY = 0x00000020
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DSBCAPS_CTRLPAN = 0x00000040
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DSBCAPS_CTRLVOLUME = 0x00000080
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DSBCAPS_CTRLPOSITIONNOTIFY = 0x00000100
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DSBCAPS_CTRLFX = 0x00000200
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DSBCAPS_STICKYFOCUS = 0x00004000
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DSBCAPS_GLOBALFOCUS = 0x00008000
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DSBCAPS_GETCURRENTPOSITION2 = 0x00010000
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DSBCAPS_MUTE3DATMAXDISTANCE = 0x00020000
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DSBCAPS_LOCDEFER = 0x00040000
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DSBPLAY_LOOPING = 0x00000001
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DSBPLAY_LOCHARDWARE = 0x00000002
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DSBPLAY_LOCSOFTWARE = 0x00000004
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DSBPLAY_TERMINATEBY_TIME = 0x00000008
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DSBPLAY_TERMINATEBY_DISTANCE = 0x000000010
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DSBPLAY_TERMINATEBY_PRIORITY = 0x000000020
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DSBSTATUS_PLAYING = 0x00000001
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DSBSTATUS_BUFFERLOST = 0x00000002
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DSBSTATUS_LOOPING = 0x00000004
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DSBSTATUS_LOCHARDWARE = 0x00000008
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DSBSTATUS_LOCSOFTWARE = 0x00000010
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DSBSTATUS_TERMINATED = 0x00000020
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DSBLOCK_FROMWRITECURSOR = 0x00000001
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DSBLOCK_ENTIREBUFFER = 0x00000002
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DSBFREQUENCY_MIN = 100
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DSBFREQUENCY_MAX = 100000
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DSBFREQUENCY_ORIGINAL = 0
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DSBPAN_LEFT = -10000
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DSBPAN_CENTER = 0
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DSBPAN_RIGHT = 10000
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DSBVOLUME_MIN = -10000
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DSBVOLUME_MAX = 0
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DSBSIZE_MIN = 4
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DSBSIZE_MAX = 0x0FFFFFFF
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DSBSIZE_FX_MIN = 150 # NOTE: Milliseconds, not bytes
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DS3DMODE_NORMAL = 0x00000000
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DS3DMODE_HEADRELATIVE = 0x00000001
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DS3DMODE_DISABLE = 0x00000002
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DS3D_IMMEDIATE = 0x00000000
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DS3D_DEFERRED = 0x00000001
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DS3D_MINDISTANCEFACTOR = -1000000.0 # XXX FLT_MIN
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DS3D_MAXDISTANCEFACTOR = 1000000.0 # XXX FLT_MAX
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DS3D_DEFAULTDISTANCEFACTOR = 1.0
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DS3D_MINROLLOFFFACTOR = 0.0
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DS3D_MAXROLLOFFFACTOR = 10.0
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DS3D_DEFAULTROLLOFFFACTOR = 1.0
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DS3D_MINDOPPLERFACTOR = 0.0
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DS3D_MAXDOPPLERFACTOR = 10.0
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DS3D_DEFAULTDOPPLERFACTOR = 1.0
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DS3D_DEFAULTMINDISTANCE = 1.0
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DS3D_DEFAULTMAXDISTANCE = 1000000000.0
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DS3D_MINCONEANGLE = 0
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DS3D_MAXCONEANGLE = 360
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DS3D_DEFAULTCONEANGLE = 360
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DS3D_DEFAULTCONEOUTSIDEVOLUME = DSBVOLUME_MAX
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# Return codes
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DS_OK = 0x00000000
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DSERR_OUTOFMEMORY = 0x00000007
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DSERR_NOINTERFACE = 0x000001AE
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DS_NO_VIRTUALIZATION = 0x0878000A
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DS_INCOMPLETE = 0x08780014
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DSERR_UNSUPPORTED = 0x80004001
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DSERR_GENERIC = 0x80004005
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DSERR_ACCESSDENIED = 0x80070005
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DSERR_INVALIDPARAM = 0x80070057
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DSERR_ALLOCATED = 0x8878000A
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DSERR_CONTROLUNAVAIL = 0x8878001E
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DSERR_INVALIDCALL = 0x88780032
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DSERR_PRIOLEVELNEEDED = 0x88780046
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DSERR_BADFORMAT = 0x88780064
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DSERR_NODRIVER = 0x88780078
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DSERR_ALREADYINITIALIZED = 0x88780082
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DSERR_BUFFERLOST = 0x88780096
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DSERR_OTHERAPPHASPRIO = 0x887800A0
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DSERR_UNINITALIZED = 0x887800AA
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DSERR_BUFFERTOOSMALL = 0x887810B4
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DSERR_DS8_REQUIRED = 0x887810BE
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DSERR_SENDLOOP = 0x887810C8
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DSERR_BADSENDBUFFERGUID = 0x887810D2
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DSERR_FXUNAVAILABLE = 0x887810DC
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DSERR_OBJECTNOTFOUND = 0x88781161
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# Buffer status
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DSBSTATUS_PLAYING = 0x00000001
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DSBSTATUS_BUFFERLOST = 0x00000002
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DSBSTATUS_LOOPING = 0x00000004
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