From 0266ef7913c9817bd1c969dc7fe15809042128f0 Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@ziggy.(none)>
Date: Mon, 14 Sep 2009 00:55:33 -0400
Subject: real stuff now! incorporated pseudo code

---
 src/virtual_sqrl/virtual_sqrl.pde | 154 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 154 insertions(+)
 create mode 100644 src/virtual_sqrl/virtual_sqrl.pde

diff --git a/src/virtual_sqrl/virtual_sqrl.pde b/src/virtual_sqrl/virtual_sqrl.pde
new file mode 100644
index 0000000..c7b7e47
--- /dev/null
+++ b/src/virtual_sqrl/virtual_sqrl.pde
@@ -0,0 +1,154 @@
+#include <MsTimer2.h>
+
+/*
+ * Virtual SQRLS Program
+ *
+ * Requires the Metro Arduino libary: http://www.arduino.cc/playground/Code/Metro
+ */
+
+int speakerOnePin = 5;
+int speakerTwoPin = 6;
+int activeSpeaker = speakerOnePin;
+int volumePin = 9;
+int motionSensorPin = 3;
+int defaultVolume=12;
+int b = 0;
+int bb = 0;
+int OCC=0;
+int TSL=0;
+int TIM=0;
+boolean logicLock = 0;
+
+
+void setup() {
+  noInterrupts();
+  pinMode(motionSensorPin, INPUT);
+  pinMode(speakerOnePin, OUTPUT);
+  pinMode(speakerTwoPin, OUTPUT);
+  pinMode(volumePin, OUTPUT);
+  // Set pins 5&6 to a 62500Hz PWM clock
+  TCCR0B = TCCR0B & 0b11111000 | 0x01;
+  TCCR1B = TCCR1B & 0b11111000 | 0x01;
+  
+  TIM = random(200,400);
+  
+  // Sets a starting volume
+  analogWrite(volumePin,defaultVolume);
+  
+  MsTimer2::set(10, handleLogic); // 10ms period
+  MsTimer2::start();
+  
+  // interrupt 1 = pin 3
+  attachInterrupt(1, motionOn, RISING);
+  attachInterrupt(1, motionOff, FALLING);
+
+  interrupts();
+}
+
+void loop(){
+}
+
+void handleLogic() {
+  if(logicLock) {
+    return;
+  }
+  logicLock = 1;
+  TSL++;
+  if(TSL=TIM){
+    caw(3);
+  } else if (TSL = 2*TIM) {
+    caw(4);
+    caw(5);
+  } else if (TSL = 2*TIM+30) {
+    caw(3);
+    caw(4);
+    caw(5);
+    OCC--;
+  } else if (TSL = 2*TIM+50) {
+    if(OCC<0){
+      caw(4);
+      caw(5);
+      caw(6);
+      caw(7);
+      barker(6);
+    }
+  } else if(TSL % (2*TIM+50) == 0) {
+    caw(1);
+    caw(2);
+    OCC--;
+  } 
+    
+  if(TSL > 10000) {
+    TSL = 0;
+  }
+  logicLock = 0;
+}
+
+void motionOn() {
+  analogWrite(volumePin, 0);
+  if(TSL>200) {
+    OCC++;
+  }
+}
+
+void motionOff() {
+  analogWrite(volumePin, defaultVolume);
+  TSL=0;
+  TIM = random(200,400);
+}
+
+// Caw sound. eg, 
+// caw(1000);
+// delay(200000);
+void caw(int ll) {
+  for(int j=1800; j<1900; j+=1000/ll) {
+    if(j<1816){
+      analogWrite(volumePin,(j-1815)*4/5+12);
+    }
+    if(j>1875){
+      analogWrite(volumePin,(1875-j)/4+12);
+    }
+    b++;
+    if (b==10){
+      bb=1;
+      b=0;
+    }
+    sawWave(j/8+500*bb+random(10));
+    bb=0;
+  }
+}
+
+
+// Bark sound. eg, 
+// barker(random(3));
+void barker(int num) {
+ for(int u=0;u<num;u++){
+ bark(random(50,80)^2/100);
+ delay(random(50000,200000)^2/100000);
+ }
+}
+void bark(int ll) {
+  
+  for(int j=500; j>200; j-=3000/ll) {
+    sawWave(j+random(50));
+  }
+
+}
+
+// Generic triangle wave sound
+void triangleWave(int len) {
+  
+  for(int i = 0; i < len; i++)  {
+    analogWrite(activeSpeaker, i*255/len);
+  }
+  for(int i = 0; i < len; i++)  {
+    analogWrite(activeSpeaker, 255 - i*255/len);
+  }
+}
+
+// Generic saw wave sound
+void sawWave(int len) {
+  for(int i = 0; i < len; i++)  {
+    analogWrite(activeSpeaker, i);
+  }
+}
-- 
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