152 lines
6.2 KiB
C
152 lines
6.2 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_CALCULATE_MATRIX 0x00000001
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#define X3DAUDIO_CALCULATE_DELAY 0x00000002
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#define X3DAUDIO_CALCULATE_LPF_DIRECT 0x00000004
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#define X3DAUDIO_CALCULATE_LPF_REVERB 0x00000008
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#define X3DAUDIO_CALCULATE_REVERB 0x00000010
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#define X3DAUDIO_CALCULATE_DOPPLER 0x00000020
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#define X3DAUDIO_CALCULATE_EMITTER_ANGLE 0x00000040
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#define X3DAUDIO_CALCULATE_ZEROCENTER 0x00010000
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#define X3DAUDIO_CALCULATE_REDIRECT_TO_LFE 0x00020000
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#ifndef _SPEAKER_POSITIONS_
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#define _SPEAKER_POSITIONS_
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#define SPEAKER_FRONT_LEFT 0x00000001
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#define SPEAKER_FRONT_RIGHT 0x00000002
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#define SPEAKER_FRONT_CENTER 0x00000004
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#define SPEAKER_LOW_FREQUENCY 0x00000008
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#define SPEAKER_BACK_LEFT 0x00000010
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#define SPEAKER_BACK_RIGHT 0x00000020
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#define SPEAKER_FRONT_LEFT_OF_CENTER 0x00000040
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#define SPEAKER_FRONT_RIGHT_OF_CENTER 0x00000080
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#define SPEAKER_BACK_CENTER 0x00000100
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#define SPEAKER_SIDE_LEFT 0x00000200
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#define SPEAKER_SIDE_RIGHT 0x00000400
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#define SPEAKER_TOP_CENTER 0x00000800
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#define SPEAKER_TOP_FRONT_LEFT 0x00001000
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#define SPEAKER_TOP_FRONT_CENTER 0x00002000
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#define SPEAKER_TOP_FRONT_RIGHT 0x00004000
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#define SPEAKER_TOP_BACK_LEFT 0x00008000
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#define SPEAKER_TOP_BACK_CENTER 0x00010000
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#define SPEAKER_TOP_BACK_RIGHT 0x00020000
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#define SPEAKER_RESERVED 0x7ffc0000
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#define SPEAKER_ALL 0x80000000
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#endif
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#ifndef SPEAKER_MONO
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#define SPEAKER_MONO SPEAKER_FRONT_CENTER
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#define SPEAKER_STEREO (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT)
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#define SPEAKER_2POINT1 (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_LOW_FREQUENCY)
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#define SPEAKER_SURROUND (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_BACK_CENTER)
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#define SPEAKER_QUAD (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT)
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#define SPEAKER_4POINT1 (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_LOW_FREQUENCY | SPEAKER_BACK_LEFT | \
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SPEAKER_BACK_RIGHT)
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#define SPEAKER_5POINT1 (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY | \
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SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT)
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#define SPEAKER_7POINT1 (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY | \
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SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT | SPEAKER_FRONT_LEFT_OF_CENTER | \
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SPEAKER_FRONT_RIGHT_OF_CENTER)
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#define SPEAKER_5POINT1_SURROUND (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY | \
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SPEAKER_SIDE_LEFT | SPEAKER_SIDE_RIGHT)
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#define SPEAKER_7POINT1_SURROUND (SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY | \
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SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT | SPEAKER_SIDE_LEFT | SPEAKER_SIDE_RIGHT)
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#endif
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#define X3DAUDIO_SPEED_OF_SOUND 343.5f
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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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