shithub: ft²

ref: 6c8bd4efbb4713c2c1e83ded672244219596f4d2
dir: /src/ft2_intrp_table.h/

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#pragma once

#include <stdint.h>
#include "ft2_audio.h"

#define CUBIC_WIDTH 4
#define CUBIC_WIDTH_BITS 2
#define CUBIC_PHASES 8192
#define CUBIC_PHASES_BITS 13

#define CUBIC_FSHIFT (MIXER_FRAC_BITS-(CUBIC_PHASES_BITS+CUBIC_WIDTH_BITS))
#define CUBIC_FMASK ((CUBIC_WIDTH*CUBIC_PHASES)-CUBIC_WIDTH)
#define CUBIC_QUANTSHIFT 15

extern const int16_t cubicSplineTable[CUBIC_WIDTH * CUBIC_PHASES];