/usr/include/wine/windows/x3daudio.h is in libwine-dev 3.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2015 Andrew Eikum for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef _X3DAUDIO_H
#define _X3DAUDIO_H
typedef struct X3DAUDIO_VECTOR {
float x, y, z;
} X3DAUDIO_VECTOR;
typedef struct X3DAUDIO_CONE {
float InnerAngle;
float OuterAngle;
float InnerVolume;
float OuterVolume;
float InnerLPF;
float OuterLPF;
float InnerReverb;
float OuterReverb;
} X3DAUDIO_CONE;
typedef struct X3DAUDIO_DISTANCE_CURVE_POINT {
float Distance;
float DSPSetting;
} X3DAUDIO_DISTANCE_CURVE_POINT;
typedef struct X3DAUDIO_DISTANCE_CURVE {
X3DAUDIO_DISTANCE_CURVE_POINT *pPoints;
UINT32 PointCount;
} X3DAUDIO_DISTANCE_CURVE;
typedef struct X3DAUDIO_LISTENER {
X3DAUDIO_VECTOR OrientFront;
X3DAUDIO_VECTOR OrientTop;
X3DAUDIO_VECTOR Position;
X3DAUDIO_VECTOR Velocity;
X3DAUDIO_CONE *pCone;
} X3DAUDIO_LISTENER;
typedef struct X3DAUDIO_EMITTER {
X3DAUDIO_CONE *pCone;
X3DAUDIO_VECTOR OrientFront;
X3DAUDIO_VECTOR OrientTop;
X3DAUDIO_VECTOR Position;
X3DAUDIO_VECTOR Velocity;
float InnerRadius;
float InnerRadiusAngle;
UINT32 ChannelCount;
float ChannelRadius;
float *pChannelAzimuths;
X3DAUDIO_DISTANCE_CURVE *pVolumeCurve;
X3DAUDIO_DISTANCE_CURVE *pLFECurve;
X3DAUDIO_DISTANCE_CURVE *pLPFDirectCurve;
X3DAUDIO_DISTANCE_CURVE *pLPFReverbCurve;
X3DAUDIO_DISTANCE_CURVE *pReverbCurve;
float CurveDistanceScalar;
float DopplerScalar;
} X3DAUDIO_EMITTER;
typedef struct X3DAUDIO_DSP_SETTINGS {
float *pMatrixCoefficients;
float *pDelayTimes;
UINT32 SrcChannelCount;
UINT32 DstChannelCount;
float LPFDirectCoefficient;
float LPFReverbCoefficient;
float ReverbLevel;
float DopplerFactor;
float EmitterToListenerAngle;
float EmitterToListenerDistance;
float EmitterVelocityComponent;
float ListenerVelocityComponent;
} X3DAUDIO_DSP_SETTINGS;
#define X3DAUDIO_HANDLE_BYTESIZE 20
typedef BYTE X3DAUDIO_HANDLE[X3DAUDIO_HANDLE_BYTESIZE];
HRESULT CDECL X3DAudioInitialize(UINT32, float, X3DAUDIO_HANDLE);
void CDECL X3DAudioCalculate(const X3DAUDIO_HANDLE, const X3DAUDIO_LISTENER *,
const X3DAUDIO_EMITTER *, UINT32, X3DAUDIO_DSP_SETTINGS *);
#endif
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