128 lines
3.1 KiB
C
128 lines
3.1 KiB
C
/* FAudio - XAudio Reimplementation for FNA
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*
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* Copyright (c) 2011-2021 Ethan Lee, Luigi Auriemma, and the MonoGame Team
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*
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* This software is provided 'as-is', without any express or implied warranty.
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* In no event will the authors be held liable for any damages arising from
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* the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software in a
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* product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source distribution.
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*
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* Ethan "flibitijibibo" Lee <flibitijibibo@flibitijibibo.com>
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*
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*/
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/* This file has no documentation since you are expected to already know how
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* XACT works if you are still using these APIs!
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*/
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#ifndef FACT3D_H
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#define FACT3D_H
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#include "F3DAudio.h"
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#include "FACT.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* Constants */
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#define LEFT_AZIMUTH (3.0f * F3DAUDIO_PI / 2.0f)
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#define RIGHT_AZIMUTH (F3DAUDIO_PI / 2.0f)
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#define FRONT_LEFT_AZIMUTH (7.0f * F3DAUDIO_PI / 4.0f)
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#define FRONT_RIGHT_AZIMUTH (F3DAUDIO_PI / 4.0f)
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#define FRONT_CENTER_AZIMUTH 0.0f
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#define LOW_FREQUENCY_AZIMUTH F3DAUDIO_2PI
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#define BACK_LEFT_AZIMUTH (5.0f * F3DAUDIO_PI / 4.0f)
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#define BACK_RIGHT_AZIMUTH (3.0f * F3DAUDIO_PI / 4.0f)
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#define BACK_CENTER_AZIMUTH F3DAUDIO_PI
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#define FRONT_LEFT_OF_CENTER_AZIMUTH (15.0f * F3DAUDIO_PI / 8.0f)
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#define FRONT_RIGHT_OF_CENTER_AZIMUTH (F3DAUDIO_PI / 8.0f)
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static const float aStereoLayout[] =
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{
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LEFT_AZIMUTH,
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RIGHT_AZIMUTH
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};
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static const float a2Point1Layout[] =
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{
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LEFT_AZIMUTH,
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RIGHT_AZIMUTH,
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LOW_FREQUENCY_AZIMUTH
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};
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static const float aQuadLayout[] =
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{
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FRONT_LEFT_AZIMUTH,
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FRONT_RIGHT_AZIMUTH,
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BACK_LEFT_AZIMUTH,
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BACK_RIGHT_AZIMUTH
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};
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static const float a4Point1Layout[] =
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{
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FRONT_LEFT_AZIMUTH,
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FRONT_RIGHT_AZIMUTH,
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LOW_FREQUENCY_AZIMUTH,
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BACK_LEFT_AZIMUTH,
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BACK_RIGHT_AZIMUTH
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};
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static const float a5Point1Layout[] =
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{
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FRONT_LEFT_AZIMUTH,
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FRONT_RIGHT_AZIMUTH,
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FRONT_CENTER_AZIMUTH,
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LOW_FREQUENCY_AZIMUTH,
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BACK_LEFT_AZIMUTH,
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BACK_RIGHT_AZIMUTH
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};
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static const float a7Point1Layout[] =
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{
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FRONT_LEFT_AZIMUTH,
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FRONT_RIGHT_AZIMUTH,
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FRONT_CENTER_AZIMUTH,
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LOW_FREQUENCY_AZIMUTH,
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BACK_LEFT_AZIMUTH,
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BACK_RIGHT_AZIMUTH,
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LEFT_AZIMUTH,
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RIGHT_AZIMUTH
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};
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/* Functions */
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FACTAPI uint32_t FACT3DInitialize(
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FACTAudioEngine *pEngine,
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F3DAUDIO_HANDLE F3DInstance
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);
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FACTAPI uint32_t FACT3DCalculate(
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F3DAUDIO_HANDLE F3DInstance,
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const F3DAUDIO_LISTENER *pListener,
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F3DAUDIO_EMITTER *pEmitter,
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F3DAUDIO_DSP_SETTINGS *pDSPSettings
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);
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FACTAPI uint32_t FACT3DApply(
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F3DAUDIO_DSP_SETTINGS *pDSPSettings,
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FACTCue *pCue
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);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* FACT3D_H */
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/* vim: set noexpandtab shiftwidth=8 tabstop=8: */
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