paul
/
monocoque
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add AMPLIFY modulation

This commit is contained in:
Paul Dino Jones 2025-03-15 23:42:15 -04:00
parent 161f311494
commit bec6433969
5 changed files with 49 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/monocoque/devices/sound/usb_generic_shaker_pulse.c
View File

@ -6,13 +6,12 @@
#include <unistd.h>
#include "usb_generic_shaker.h"
#include "../sounddevice.h"
#define FORMAT PA_SAMPLE_S16LE
#define SAMPLE_RATE (44100)
#define AMPLITUDE .5
#define AMPLITUDE 1
#define DURATION 1.0
#ifndef M_PI
@ -31,7 +30,7 @@ void gear_sound_stream(pa_stream *s, size_t length, void *userdata) {
double sample = 0;
if (data->frequency>0)
{
sample = AMPLITUDE * 32767.0 * sin(2.0 * M_PI * data->curr_frequency * data->curr_duration);
sample = ((double)data->curr_amplitude/100) * 32767.0 * sin(2.0 * M_PI * data->curr_frequency * data->curr_duration);
}
@ -69,7 +68,7 @@ void engine_sound_stream(pa_stream *s, size_t length, void *userdata) {
for (size_t i = 0; i < num_samples; i++) {
double t = data->phase;
double sample = AMPLITUDE * 32767.0 * sin( 2.0 * M_PI * freq * t );
double sample = ((double)data->curr_amplitude/100) * 32767.0 * sin( 2.0 * M_PI * freq * t );
buffer[i] = (int16_t)sample;

45
src/monocoque/devices/sounddevice.c
View File

@ -27,16 +27,6 @@ int gear_sound_set(SoundDevice* sounddevice, SimData* simdata)
slogt("set gear frequency to %i", sounddevice->sounddata.curr_frequency);
}
// we could make a vtable for these different effects too
int sounddev_engine_update(SimDevice* this, SimData* simdata)
{
SoundDevice* sounddevice = (void *) this->derived;
sounddevice->sounddata.curr_frequency = simdata->rpms/60 + sounddevice->sounddata.frequency;
//sounddevice->sounddata.table_size = 48000/(sounddevice->sounddata.frequency);
slogt("set engine frequency to %i", sounddevice->sounddata.curr_frequency);
}
double modulate(SoundDevice* sounddevice, double raw_effect, SoundEffectModulationType modulation)
{
@ -44,17 +34,36 @@ double modulate(SoundDevice* sounddevice, double raw_effect, SoundEffectModulati
switch (modulation)
{
case SOUND_EFFECT_MODULATION_FREQUENCY:
modulated_effect = (sounddevice->sounddata.frequencyMax - sounddevice->sounddata.frequency) * raw_effect;
modulated_effect = ((sounddevice->sounddata.frequencyMax - sounddevice->sounddata.frequency) * raw_effect) + sounddevice->sounddata.frequency;
sounddevice->sounddata.curr_frequency = modulated_effect;
slogt("set frequency to %i from raw effect %f and base frequency %i", sounddevice->sounddata.curr_frequency, raw_effect, sounddevice->sounddata.frequency);
break;
case SOUND_EFFECT_MODULATION_AMPLIFY:
modulated_effect = ((sounddevice->sounddata.amplitudeMax - sounddevice->sounddata.amplitude) * raw_effect) + sounddevice->sounddata.amplitude;
sounddevice->sounddata.curr_amplitude = modulated_effect;
slogt("set curr amplitude to %i from raw effect %f and base amplitude %i", sounddevice->sounddata.curr_amplitude, raw_effect, sounddevice->sounddata.amplitude);
break;
case SOUND_EFFECT_MODULATION_NONE:
default:
modulated_effect = raw_effect;
sounddevice->sounddata.curr_frequency = sounddevice->sounddata.frequency;
sounddevice->sounddata.curr_amplitude = sounddevice->sounddata.amplitude;
break;
}
return modulated_effect;
}
// we could make a vtable for these different effects too
int sounddev_engine_update(SimDevice* this, SimData* simdata)
{
SoundDevice* sounddevice = (void *) this->derived;
double effect = ((double)simdata->rpms/60)/((double)simdata->maxrpm/60);
modulate(sounddevice, effect, sounddevice->modulationType);
}
int sounddev_tyreslip_update(SimDevice* this, SimData* simdata)
{
SoundDevice* sounddevice = (void *) this->derived;
@ -65,7 +74,6 @@ int sounddev_tyreslip_update(SimDevice* this, SimData* simdata)
if (effect > 0)
{
effect = modulate(sounddevice, effect, sounddevice->modulationType);
sounddevice->sounddata.curr_frequency = sounddevice->sounddata.frequency;
sounddevice->sounddata.curr_duration = sounddevice->sounddata.duration;
}
else
@ -153,8 +161,11 @@ int sounddev_init(SoundDevice* sounddevice, const char* devname, MonocoqueTyreId
slogi("volume is: %i", sds.volume);
slogi("Modulation type: %i", sds.modulation);
slogi("frequency is: %i", sds.frequency);
slogi("frequency Max is: %i", sds.frequencyMax);
slogi("amplitude is: %i", sds.amplitude);
slogi("amplitude Max is: %i", sds.amplitudeMax);
slogi("pan is: %i", sds.pan);
slogi("channels is: %i", sds.channels);
slogi("duration is: %f", sds.duration);
@ -162,10 +173,16 @@ int sounddev_init(SoundDevice* sounddevice, const char* devname, MonocoqueTyreId
sounddevice->modulationType = sds.modulation;
sounddevice->sounddata.frequency = sds.frequency;
sounddevice->sounddata.curr_frequency = 0;
sounddevice->sounddata.frequencyMax = sds.frequencyMax;
sounddevice->sounddata.amplitude = sds.amplitude;
sounddevice->sounddata.amplitudeMax = sds.amplitudeMax;
sounddevice->sounddata.curr_duration = 0;
sounddevice->sounddata.phase = 0;
sounddevice->sounddata.curr_amplitude = sounddevice->sounddata.amplitude;
sounddevice->sounddata.curr_frequency = sounddevice->sounddata.frequency;
const char* streamname= "Engine";
switch (sounddevice->m.hapticeffect.effecttype) {

7
src/monocoque/devices/sounddevice.h
View File

@ -19,12 +19,15 @@ SoundEffectModulationType;
#define MAX_TABLE_SIZE (6000)
typedef struct
{
int last_gear;
uint8_t last_gear;
int volume;
uint32_t frequency;
uint32_t frequencyMax;
uint32_t amplitude;
uint32_t amplitudeMax;
double duration;
int curr_frequency;
uint32_t curr_frequency;
uint32_t curr_amplitude;
double curr_duration;
double phase;
}

8
src/monocoque/helper/confighelper.c
View File

@ -669,6 +669,8 @@ int devsetup(const char* device_type, const char* device_subtype, const char* co
slogi("reading configured sound device settings");
ds->sounddevsettings.frequency = 0;
ds->sounddevsettings.frequencyMax = 0;
ds->sounddevsettings.amplitude = 50;
ds->sounddevsettings.amplitudeMax = 50;
ds->sounddevsettings.volume = 0;
ds->sounddevsettings.pan = 0;
ds->sounddevsettings.channels = 1;
@ -683,6 +685,8 @@ int devsetup(const char* device_type, const char* device_subtype, const char* co
config_setting_lookup_int(device_settings, "volume", &ds->sounddevsettings.volume);
config_setting_lookup_int(device_settings, "frequency", &ds->sounddevsettings.frequency);
config_setting_lookup_int(device_settings, "frequencyMax", &ds->sounddevsettings.frequencyMax);
config_setting_lookup_int(device_settings, "amplitude", &ds->sounddevsettings.amplitude);
config_setting_lookup_int(device_settings, "amplitudeMax", &ds->sounddevsettings.amplitudeMax);
config_setting_lookup_int(device_settings, "pan", &ds->sounddevsettings.pan);
config_setting_lookup_int(device_settings, "channels", &ds->sounddevsettings.channels);
config_setting_lookup_float(device_settings, "duration", &ds->sounddevsettings.duration);
@ -709,7 +713,7 @@ int devsetup(const char* device_type, const char* device_subtype, const char* co
}
else
{
if(strcicmp(temp, "FREQUENCY"))
if(strcicmp(temp, "FREQUENCY") == 0)
{
ds->sounddevsettings.modulation = SOUND_EFFECT_MODULATION_FREQUENCY;
if(ds->sounddevsettings.frequencyMax == 0 || ds->sounddevsettings.frequencyMax < ds->sounddevsettings.frequency)
@ -722,7 +726,7 @@ int devsetup(const char* device_type, const char* device_subtype, const char* co
slogi("Effect modulation found, set to FREQUENCY");
}
}
else if(strcicmp(temp, "AMPLIFY"))
else if(strcicmp(temp, "AMPLIFY") == 0)
{
ds->sounddevsettings.modulation = SOUND_EFFECT_MODULATION_AMPLIFY;
slogi("Effect modulation found, set to AMPLIFY");

2
src/monocoque/helper/confighelper.h
View File

@ -172,6 +172,8 @@ typedef struct
int lowbound_frequency;
int upperbound_frequency;
uint32_t frequencyMax;
uint32_t amplitudeMax;
uint32_t amplitude;
int pan;
int channels;
double duration;