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@ -11,39 +11,35 @@
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#ifndef CACHE_H
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#ifndef CACHE_H
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#define CACHE_H
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#define CACHE_H
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template<class T, int L>
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template <class T, int L>
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class Cache
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class Cache {
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{
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public:
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public:
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Cache();
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Cache ();
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void put(T value);
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void put (T value);
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T get(int offset = 0) const;
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T get (int offset = 0) const;
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private:
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private:
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T data_[L];
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T data_ [L];
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int current_ = 0;
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int current_ = 0;
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};
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};
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template<class T, int L>
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template <class T, int L>
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Cache<T,L>::Cache()
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Cache <T, L>::Cache () {
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{
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for (int i = 0; i < L; i++) {
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for (int i = 0; i < L; i++){
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data_ [i] = 0;
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data_[i] = 0;
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}
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}
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}
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}
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template<class T, int L>
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template <class T, int L>
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void Cache<T,L>::put(T value)
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void Cache <T, L>::put (T value) {
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{
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data_ [current_] = value;
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data_[current_] = value;
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current_ = (current_ + 1) % L;
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current_ = (current_ + 1) % L;
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}
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}
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template<class T, int L>
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template <class T, int L>
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T Cache<T,L>::get(int offset) const
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T Cache <T, L>::get (int offset) const {
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{
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int index = (current_ + offset) % L;
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int index = (current_ + offset) % L;
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return data_[index];
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return data_ [index];
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}
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}
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#endif // CACHE_H
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#endif // CACHE_H
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@ -3,36 +3,38 @@
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* Taiko Sanro - Arduino *
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* Taiko Sanro - Arduino *
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* Support Arduino models with ATmega32u4 microprocessors *
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* Support Arduino models with ATmega32u4 microprocessors *
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* *
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* *
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* Copyright © 2016 Shiky Chang *
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* Shiky Chang *
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* zhangxunpx@gmail.com *
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* zhangxunpx@gmail.com *
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* *
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* *
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***************************************************************/
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***************************************************************/
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#define MODE_JIRO 1
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#define MODE_JIRO 1
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#define MODE_DEBUG 1
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#define CHANNELS 4
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#define CHANNELS 4
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// Input delay ~ (SAMPLE_CACHE_LENGTH + POWER_CACHE_LENGTH) / sample frequency
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#define SAMPLE_CACHE_LENGTH 50
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// _CACHE_LENGTH must be less than 256
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#define SAMPLE_CACHE_LENGTH 150
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#define POWER_CACHE_LENGTH 3
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#define POWER_CACHE_LENGTH 3
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// _THRES must be less than 2^32 = 4294967296 = 4.29e9
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#define LIGHT_THRES 0
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#define LIGHT_THRES 2500000
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#define HEAVY_THRES 70000
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#define HEAVY_THRES 5000000
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#include <Keyboard.h>
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#include <Keyboard.h>
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#include "cache.h"
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#include "cache.h"
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int channelSample [CHANNELS];
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int channelSample [CHANNELS];
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int lastChannelSample [CHANNELS];
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int lastChannelSample [CHANNELS];
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Cache<int,SAMPLE_CACHE_LENGTH> sampleCache [CHANNELS];
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Cache <int, SAMPLE_CACHE_LENGTH> sampleCache [CHANNELS];
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long int power [CHANNELS];
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long int power [CHANNELS];
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Cache<long int,POWER_CACHE_LENGTH> powerCache [CHANNELS];
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Cache <long int, POWER_CACHE_LENGTH> powerCache [CHANNELS];
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bool triggered [CHANNELS];
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bool triggered [CHANNELS];
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#if MODE_DEBUG
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long int lastTime;
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#endif
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void setup() {
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void setup() {
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Serial.begin (9600);
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Serial.begin (9600);
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Keyboard.begin ();
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Keyboard.begin ();
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@ -42,37 +44,49 @@ void setup() {
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lastChannelSample [i] = 0;
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lastChannelSample [i] = 0;
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triggered [i] = false;
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triggered [i] = false;
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}
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}
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#if MODE_DEBUG
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lastTime = 0;
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#endif
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}
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}
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void loop() {
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void loop() {
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// Analog input: 0~5V -> 0~1023
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channelSample[0] = analogRead (A0); // L don
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channelSample[0] = analogRead (A0); // L don
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channelSample[1] = analogRead (A1); // R don
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channelSample[1] = analogRead (A1); // R don
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channelSample[2] = analogRead (A2); // L kat
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channelSample[2] = analogRead (A2); // L kat
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channelSample[3] = analogRead (A3); // R kat
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channelSample[3] = analogRead (A3); // R kat
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#if MODE_DEBUG
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Serial.print (micros () - lastTime);
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lastTime = micros ();
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Serial.print ("\t");
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#endif
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for (short int i = 0; i < CHANNELS; i++) {
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for (short int i = 0; i < CHANNELS; i++) {
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sampleCache [i].put(channelSample [i] - lastChannelSample [i]);
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sampleCache [i].put (channelSample [i] - lastChannelSample [i]);
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long int tempInt;
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long int tempInt;
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tempInt = sampleCache [i].get(1);
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tempInt = sampleCache [i].get (1);
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power [i] -= tempInt * tempInt;
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power [i] -= tempInt * tempInt;
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tempInt = sampleCache [i].get();
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tempInt = sampleCache [i].get ();
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power [i] += tempInt * tempInt;
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power [i] += tempInt * tempInt;
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if (power [i] < LIGHT_THRES) {
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if (power [i] < LIGHT_THRES) {
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power [i] = 0;
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power [i] = 0;
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}
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}
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powerCache [i].put(power [i]);
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powerCache [i].put (power [i]);
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lastChannelSample [i] = channelSample [i];
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lastChannelSample [i] = channelSample [i];
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for (short int j = 0; j < POWER_CACHE_LENGTH - 1; j++){
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for (short int j = 0; j < POWER_CACHE_LENGTH - 1; j++){
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if (powerCache [i].get (j) == 0) {
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triggered [i] = false;
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}
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if (!triggered) {
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if (!triggered) {
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if (powerCache [i].get(j + 1) > powerCache [i].get(j) || j != POWER_CACHE_LENGTH - 2) {
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if (powerCache [i].get (j + 1) >= powerCache [i].get (j) || j != POWER_CACHE_LENGTH - 2) {
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break;
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break;
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} else {
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} else {
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#if MODE_JIRO
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#if MODE_JIRO
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}
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}
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}
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}
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// This is the end of each channel
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#if MODE_DEBUG
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}
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Serial.print (power [i]);
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Serial.print ("\t");
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delay (1);
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#endif
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}
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// End of each channel
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}
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#if MODE_DEBUG
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Serial.print (micros () - lastTime);
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lastTime = micros ();
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Serial.println ("");
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#endif
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}
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