Initial commit

KeyPressesBasic.pde

@@ -0,0 +1,60 @@
+/*
+    B12NumbersV3
+    Basic processing key press tracker for reference.
+    by Nayan Sawyer
+    started May13 2022
+    version 1.0.0 May 13 2022
+*/
+
+int[] keys; // Declare key tracking array
+
+void setup(){
+  keys = new int[0]; // Initialize key tracking array
+}
+
+void draw(){
+  
+  // Output for demostration and debugging
+  for(int i = 0; i < keys.length; i++){
+    print(keys[i]);
+  }
+  println();
+}
+
+void keyPressed(){
+  /*
+    Add key to keys[] when it is pressed, but only add it one time
+  */
+  if(key == CODED){
+    if(findInt(keys,keyCode) == -1){ // If key is not in keys[]
+      keys = (int[])append(keys,keyCode); // Add keyCode to keys[]
+    }
+  }
+  else{
+    if(findInt(keys,key) == -1){ // If key is not in keys []
+      keys = (int[])append(keys,key); // Add key to keys[]
+    }
+  }
+}
+
+void keyReleased(){
+  /*
+    Remove key from keys when it is released
+  */
+  int index = key == CODED ? findInt(keys,keyCode) : findInt(keys,key); // Get index of released key taking into account CODED status
+  if(index != -1){ // If key is in keys[]
+    keys[index] = keys[keys.length - 1]; // Swap key at end into the index to be replaced
+    keys = (int[])shorten(keys); // Remove last key entry
+  }
+}
+
+int findInt(int[] arr, int _in){
+  /*
+    Returns index of first instance of a given int in an array, and -1 if it is not present
+  */
+  if(arr.length == 0){return -1;} // Return -1 if array is empty
+  for(int i = 0; i < arr.length; i++){ // For each element in the array
+    if(arr[i] == _in){return i;} // If array[i] is the desired number return i 
+  }
+  return -1; // If the whole array has been parsed without returning return -1
+}