doohoyi/forest-all-around
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

tested for 2 voices sampler playback.

Browse source
This commit is contained in:
Dooho Yi 2019-12-29 23:33:25 +09:00
parent ebe6ddb0c7
commit b13586fdab
1 changed files with 129 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

158
sampler/src/main.cpp
View file

@ -34,21 +34,24 @@ SdFatSdioEX SD;
#define SDCARD_SCK_PIN 13 // not actually used
// GUItool: begin automatically generated code
AudioPlaySdWav playSdWav1; //xy=224,265
AudioSynthWaveformSine sine1; //xy=236,361
AudioMixer4 mixer2; //xy=497,328
AudioMixer4 mixer1; //xy=499,245
AudioAmplifier amp1; //xy=633,245
AudioAmplifier amp2; //xy=634,328
AudioOutputAnalogStereo dacs1; //xy=788,284
AudioConnection patchCord1(playSdWav1, 0, mixer1, 0);
AudioConnection patchCord2(playSdWav1, 1, mixer2, 0);
AudioConnection patchCord3(sine1, 0, mixer1, 1);
AudioConnection patchCord4(sine1, 0, mixer2, 1);
AudioConnection patchCord5(mixer2, amp2);
AudioConnection patchCord6(mixer1, amp1);
AudioConnection patchCord7(amp1, 0, dacs1, 0);
AudioConnection patchCord8(amp2, 0, dacs1, 1);
AudioPlaySdWav playSdWav2; //xy=204,420
AudioPlaySdWav playSdWav1; //xy=210,251
AudioSynthWaveformSine sine1; //xy=222,347
AudioMixer4 mixer2; //xy=483,314
AudioMixer4 mixer1; //xy=485,231
AudioAmplifier amp1; //xy=619,231
AudioAmplifier amp2; //xy=620,314
AudioOutputAnalogStereo dacs1; //xy=774,270
AudioConnection patchCord1(playSdWav2, 0, mixer1, 2);
AudioConnection patchCord2(playSdWav2, 1, mixer2, 2);
AudioConnection patchCord3(playSdWav1, 0, mixer1, 0);
AudioConnection patchCord4(playSdWav1, 1, mixer2, 0);
AudioConnection patchCord5(sine1, 0, mixer1, 1);
AudioConnection patchCord6(sine1, 0, mixer2, 1);
AudioConnection patchCord7(mixer2, amp2);
AudioConnection patchCord8(mixer1, amp1);
AudioConnection patchCord9(amp1, 0, dacs1, 0);
AudioConnection patchCord10(amp2, 0, dacs1, 1);
// GUItool: end automatically generated code
//task
@ -121,6 +124,73 @@ Task sample_player_start_task(0, TASK_ONCE, sample_player_start);
Task sample_player_stop_task(0, TASK_ONCE, sample_player_stop);
Task sample_player_check_task(0, TASK_FOREVER, sample_player_check, &runner, true);
// second SET
int sample2_now = 0; //0~99
void sample2_player_start()
{
//filename buffer - 8.3 naming convension! 8+1+3+1 = 13
char filename[13] = "NN.WAV";
//search for the sound file
int limit = (sample2_now % 100); // 0~99
filename[0] = '0' + (limit / 10); // [N]N.WAV
filename[1] = '0' + (limit % 10); // N[N].WAV
//TEST
Serial.println(filename);
AudioNoInterrupts();
bool test = SD.exists(filename);
AudioInterrupts();
if (!test) {
Serial.println("... does not exist.");
return;
}
//start the player!
//NOTE: block out 're-triggering'
// if (playSdWav2.isPlaying() == false) {
playSdWav2.play(filename);
// }
//mark the indicator : HIGH: ON
digitalWrite(13, HIGH);
//to wait a bit for updating isPlaying()
delay(10);
}
void sample2_player_stop() {
//filename buffer - 8.3 naming convension! 8+1+3+1 = 13
char filename[13] = "NN.WAV";
//search for the sound file
int limit = (sample2_now % 100); // 0~99
filename[0] = '0' + (limit / 10); // [N]N.WAV
filename[1] = '0' + (limit % 10); // N[N].WAV
//TEST
Serial.println(filename);
AudioNoInterrupts();
bool test = SD.exists(filename);
AudioInterrupts();
if (!test) {
Serial.println("... does not exist.");
return;
}
//stop the player.
if (playSdWav2.isPlaying() == true) {
playSdWav2.stop();
}
}
void sample2_player_check() {
if (playSdWav2.isPlaying() == false) {
//mark the indicator : LOW: OFF
digitalWrite(13, LOW);
//let speaker leave turned ON!
sine1.amplitude(IDLE_AMP);
}
else {
//let speaker leave turned ON!
sine1.amplitude(0);
}
}
//
Task sample2_player_start_task(0, TASK_ONCE, sample2_player_start);
Task sample2_player_stop_task(0, TASK_ONCE, sample2_player_stop);
Task sample2_player_check_task(0, TASK_FOREVER, sample2_player_check, &runner, true);
//i2c
#include <Wire.h>
#include "../post_sampler.h"
@ -165,21 +235,49 @@ void receiveEvent(int numBytes) {
//
int key = str_key.toInt();
sample_now = key;
//
int velocity = str_velocity.toInt(); // 0 ~ 127
int gate = str_gate.toInt();
static int last_voice = 0;
//
if (gate == 0) {
if (key == sample_now) {
sample_player_stop_task.restart();
Serial.println("sample_player_stop_task");
} else if (key == sample2_now) {
sample2_player_stop_task.restart();
Serial.println("sample2_player_stop_task");
}
} else {
if (playSdWav1.isPlaying() == false) {
sample_now = key;
sample_player_start_task.restart();
last_voice = 1;
Serial.println("sample_player_start_task");
} else if (playSdWav2.isPlaying() == false) {
sample2_now = key;
sample2_player_start_task.restart();
last_voice = 2;
Serial.println("sample2_player_start_task");
} else {
if (last_voice == 1) {
sample2_now = key;
sample2_player_start_task.restart();
last_voice = 2;
Serial.println("sample2_player_start_task");
} else if (last_voice == 2) {
sample_now = key;
sample_player_start_task.restart();
last_voice = 2;
Serial.println("sample_player_start_task");
}
}
}
//
float amp_gain = (float)velocity / 127.0;
amp1.gain(amp_gain);
amp2.gain(amp_gain);
//
int gate = str_gate.toInt();
if (gate == 0) {
sample_player_stop_task.restart();
Serial.println("sample_player_stop_task");
} else {
sample_player_start_task.restart();
Serial.println("sample_player_start_task");
}
}
}
@ -235,18 +333,18 @@ void setup() {
printDirectory(root, 0);
//audio
AudioMemory(20);
AudioMemory(40);
#if !defined(TEENSY36)
//NOTE!! teensy36 board.. output broken? .. so disable this for teensy36.. this is the cause??
dacs1.analogReference(EXTERNAL);
#endif
mixer1.gain(0,1.0);
mixer1.gain(1,1.0);
mixer1.gain(2,0);
mixer1.gain(2,1.0);
mixer1.gain(3,0);
mixer2.gain(0,1.0);
mixer2.gain(1,1.0);
mixer2.gain(2,0);
mixer2.gain(2,1.0);
mixer2.gain(3,0);
amp1.gain(1.0);
amp2.gain(1.0);
@ -261,6 +359,8 @@ void setup() {
//player task
runner.addTask(sample_player_start_task);
runner.addTask(sample_player_stop_task);
runner.addTask(sample2_player_start_task);
runner.addTask(sample2_player_stop_task);
//
Serial.println("[setup] done.");