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