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#ifndef AMBDEC_H
#define AMBDEC_H
#include <string>
#include "alMain.h"
/* Helpers to read .ambdec configuration files. */
enum class AmbDecScale {
N3D,
SN3D,
FuMa,
};
struct AmbDecConf {
std::string Description;
ALuint Version; /* Must be 3 */
ALuint ChanMask;
ALuint FreqBands; /* Must be 1 or 2 */
ALsizei NumSpeakers;
AmbDecScale CoeffScale;
ALfloat XOverFreq;
ALfloat XOverRatio;
struct {
std::string Name;
ALfloat Distance;
ALfloat Azimuth;
ALfloat Elevation;
std::string Connection;
} Speakers[MAX_OUTPUT_CHANNELS];
/* Unused when FreqBands == 1 */
ALfloat LFOrderGain[MAX_AMBI_ORDER+1];
ALfloat LFMatrix[MAX_OUTPUT_CHANNELS][MAX_AMBI_COEFFS];
ALfloat HFOrderGain[MAX_AMBI_ORDER+1];
ALfloat HFMatrix[MAX_OUTPUT_CHANNELS][MAX_AMBI_COEFFS];
int load(const char *fname);
};
#endif /* AMBDEC_H */
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