nekobee_voice_render.c File Reference

#include <math.h>
#include "nekobee.h"
#include "nekobee_synth.h"
#include "nekobee_voice.h"

Go to the source code of this file.

Macros
#define	_BSD_SOURCE   1
#define	_SVID_SOURCE   1
#define	_ISOC99_SOURCE   1
#define	M_PI   3.14159265358979323846
#define	M_2PI_F   (2.0f * (float)M_PI)
#define	M_PI_F   (float)M_PI
#define	VCF_FREQ_MAX   (0.825f) /* original filters only stable to this frequency */
#define	pitch_ref_note   69
#define	volume_to_amplitude_scale   128

Functions
void	nekobee_init_tables (void)
static float	volume (float level)
static float	qdB_to_amplitude (float qdB)
void	blosc_place_step_dd (float *buffer, int index, float phase, float w, float scale)
void	vco (unsigned long sample_count, nekobee_voice_t *voice, struct blosc *osc, int index, float w)
static void	vcf_4pole (nekobee_voice_t *voice, unsigned long sample_count, float *in, float *out, float *cutoff, float qres, float *amp)
void	nekobee_voice_render (nekobee_synth_t *synth, nekobee_voice_t *voice, float *out, unsigned long sample_count, int do_control_update)

Variables
static int	tables_initialized = 0
float	nekobee_pitch [128]
static float	volume_to_amplitude_table [4+volume_to_amplitude_scale+2]
static float	velocity_to_attenuation [128]
static float	qdB_to_amplitude_table [4+256+0]

Macro Definition Documentation

_BSD_SOURCE

#define _BSD_SOURCE   1

_ISOC99_SOURCE

#define _ISOC99_SOURCE   1

_SVID_SOURCE

#define _SVID_SOURCE   1

M_2PI_F

#define M_2PI_F   (2.0f * (float)M_PI)

M_PI

#define M_PI   3.14159265358979323846

M_PI_F

#define M_PI_F   (float)M_PI

pitch_ref_note

#define pitch_ref_note   69

VCF_FREQ_MAX

#define VCF_FREQ_MAX   (0.825f) /* original filters only stable to this frequency */

volume_to_amplitude_scale

#define volume_to_amplitude_scale   128

Function Documentation

blosc_place_step_dd()

void blosc_place_step_dd	(	float *	buffer,
		int	index,
		float	phase,
		float	w,
		float	scale )

nekobee_init_tables()

void nekobee_init_tables

(

void

)

nekobee_voice_render()

void nekobee_voice_render	(	nekobee_synth_t *	synth,
		nekobee_voice_t *	voice,
		float *	out,
		unsigned long	sample_count,
		int	do_control_update )

qdB_to_amplitude()

float qdB_to_amplitude ( float qdB )

inlinestatic

vcf_4pole()

void vcf_4pole ( nekobee_voice_t * voice, unsigned long sample_count, float * in, float * out, float * cutoff, float qres, float * amp )

inlinestatic

vco()

void vco	(	unsigned long	sample_count,
		nekobee_voice_t *	voice,
		struct blosc *	osc,
		int	index,
		float	w )

volume()

float volume ( float level )

inlinestatic

Variable Documentation

nekobee_pitch

float nekobee_pitch[128]

qdB_to_amplitude_table

float qdB_to_amplitude_table[4+256+0]

static

tables_initialized

int tables_initialized = 0

static

velocity_to_attenuation

float velocity_to_attenuation[128]

static

volume_to_amplitude_table

float volume_to_amplitude_table[4+volume_to_amplitude_scale+2]

static