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/* FAudio - XAudio Reimplementation for FNA
*
* Copyright (c) 2011-2024 Ethan Lee, Luigi Auriemma, and the MonoGame Team
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in a
* product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
* Ethan "flibitijibibo" Lee <flibitijibibo@flibitijibibo.com>
*
*/
/* This file has no documentation since you are expected to already know how
* XACT works if you are still using these APIs!
*/
#ifndef FACT3D_H
#define FACT3D_H
#include "F3DAudio.h"
#include "FACT.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* Constants */
#define LEFT_AZIMUTH (3.0f * F3DAUDIO_PI / 2.0f)
#define RIGHT_AZIMUTH (F3DAUDIO_PI / 2.0f)
#define FRONT_LEFT_AZIMUTH (7.0f * F3DAUDIO_PI / 4.0f)
#define FRONT_RIGHT_AZIMUTH (F3DAUDIO_PI / 4.0f)
#define FRONT_CENTER_AZIMUTH 0.0f
#define LOW_FREQUENCY_AZIMUTH F3DAUDIO_2PI
#define BACK_LEFT_AZIMUTH (5.0f * F3DAUDIO_PI / 4.0f)
#define BACK_RIGHT_AZIMUTH (3.0f * F3DAUDIO_PI / 4.0f)
#define BACK_CENTER_AZIMUTH F3DAUDIO_PI
#define FRONT_LEFT_OF_CENTER_AZIMUTH (15.0f * F3DAUDIO_PI / 8.0f)
#define FRONT_RIGHT_OF_CENTER_AZIMUTH (F3DAUDIO_PI / 8.0f)
static const float aStereoLayout[] =
{
LEFT_AZIMUTH,
RIGHT_AZIMUTH
};
static const float a2Point1Layout[] =
{
LEFT_AZIMUTH,
RIGHT_AZIMUTH,
LOW_FREQUENCY_AZIMUTH
};
static const float aQuadLayout[] =
{
FRONT_LEFT_AZIMUTH,
FRONT_RIGHT_AZIMUTH,
BACK_LEFT_AZIMUTH,
BACK_RIGHT_AZIMUTH
};
static const float a4Point1Layout[] =
{
FRONT_LEFT_AZIMUTH,
FRONT_RIGHT_AZIMUTH,
LOW_FREQUENCY_AZIMUTH,
BACK_LEFT_AZIMUTH,
BACK_RIGHT_AZIMUTH
};
static const float a5Point1Layout[] =
{
FRONT_LEFT_AZIMUTH,
FRONT_RIGHT_AZIMUTH,
FRONT_CENTER_AZIMUTH,
LOW_FREQUENCY_AZIMUTH,
BACK_LEFT_AZIMUTH,
BACK_RIGHT_AZIMUTH
};
static const float a7Point1Layout[] =
{
FRONT_LEFT_AZIMUTH,
FRONT_RIGHT_AZIMUTH,
FRONT_CENTER_AZIMUTH,
LOW_FREQUENCY_AZIMUTH,
BACK_LEFT_AZIMUTH,
BACK_RIGHT_AZIMUTH,
LEFT_AZIMUTH,
RIGHT_AZIMUTH
};
/* Functions */
FACTAPI uint32_t FACT3DInitialize(
FACTAudioEngine *pEngine,
F3DAUDIO_HANDLE F3DInstance
);
FACTAPI uint32_t FACT3DCalculate(
F3DAUDIO_HANDLE F3DInstance,
const F3DAUDIO_LISTENER *pListener,
F3DAUDIO_EMITTER *pEmitter,
F3DAUDIO_DSP_SETTINGS *pDSPSettings
);
FACTAPI uint32_t FACT3DApply(
F3DAUDIO_DSP_SETTINGS *pDSPSettings,
FACTCue *pCue
);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* FACT3D_H */
/* vim: set noexpandtab shiftwidth=8 tabstop=8: */
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