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Silence -Wunused-const-variable warnings

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libretroadmin 2023-02-23 21:49:46 +01:00
parent 51d238875e
commit 4811568c78
1 changed files with 11 additions and 11 deletions
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22
libretro-common/audio/dsp_filters/vibrato.c
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@ -30,11 +30,11 @@
#define sqr(a) ((a) * (a))
static const float BASE_DELAY_SEC = 0.002; /* 2 ms */
static const float VIBRATO_FREQUENCY_DEFAULT_HZ = 2;
static const float VIBRATO_FREQUENCY_MAX_HZ = 14;
static const float VIBRATO_DEPTH_DEFAULT_PERCENT = 50;
static const int add_delay = 3;
#define VIBRATO_BASE_DELAY_SEC 0.002f /* 2 ms */
#define VIBRATO_FREQUENCY_DEFAULT_HZ 2.0f
#define VIBRATO_FREQUENCY_MAX_HZ 14.0f
#define VIBRATO_DEPTH_DEFAULT_PERCENT 50.0f
#define VIBRATO_ADD_DELAY 3
static float hermite_interp(float x, float *y)
{
@ -71,9 +71,9 @@ static void vibrato_free(void *data)
static void vibratocore_init(struct vibrato_core *core,float depth,int samplerate,float freq)
{
core->size = BASE_DELAY_SEC * samplerate * 2;
core->buffer = malloc((core->size + add_delay) * sizeof(float));
memset(core->buffer, 0, (core->size + add_delay) * sizeof(float));
core->size = VIBRATO_BASE_DELAY_SEC * samplerate * 2;
core->buffer = malloc((core->size + VIBRATO_ADD_DELAY) * sizeof(float));
memset(core->buffer, 0, (core->size + VIBRATO_ADD_DELAY) * sizeof(float));
core->samplerate = samplerate;
core->freq = freq;
core->depth = depth;
@ -88,11 +88,11 @@ float vibratocore_core(struct vibrato_core *core,float in)
float M = core->freq / core->samplerate;
int maxphase = core->samplerate / core->freq;
float lfo = sin(M * 2. * M_PI * core->phase++);
int maxdelay = BASE_DELAY_SEC * core->samplerate;
int maxdelay = VIBRATO_BASE_DELAY_SEC * core->samplerate;
core->phase = core->phase % maxphase;
lfo = (lfo + 1) * 1.; // transform from [-1; 1] to [0; 1]
delay = lfo * core->depth * maxdelay;
delay += add_delay;
delay += VIBRATO_ADD_DELAY;
readindex = core->writeindex - 1 - delay;
while (readindex < 0)
readindex += core->size;
@ -102,7 +102,7 @@ float vibratocore_core(struct vibrato_core *core,float in)
fpart = readindex - ipart; /* fractional part of the delay */
value = hermite_interp(fpart, &(core->buffer[ipart]));
core->buffer[core->writeindex] = in;
if (core->writeindex < add_delay)
if (core->writeindex < VIBRATO_ADD_DELAY)
core->buffer[core->size + core->writeindex] = in;
core->writeindex++;
if (core->writeindex == core->size)