Update processing.pde

processing.pde

 int window_width=600;
 int window_height=480;
-int target_size = 50;
 int score = 0;
 
 Target aTarget=null;
@@ -18,7 +17,7 @@ void input()
   if (mousePressed == true)
   {
     float d = dist(mouseX, mouseY, aTarget.x_position, aTarget.y_position);
-    if (d<target_size)
+    if (d<aTarget.size)
     {
        // Target hit
        explosions.add(new Explosion(aTarget.x_position, aTarget.y_position));
@@ -82,20 +81,22 @@ class Target {
   float y_position;
   float x_velocity;
   float y_velocity;
+  int size;
   
   Target()
   {
+    size = 50;
     int randomNumber = int(random(4));
     if (randomNumber == 0) // Start on Left Hand Side
     {
-      x_position = -target_size;  // Starts off screen
+      x_position = -size;  // Starts off screen
       y_position = random(400) + 40;
       x_velocity = random(10);
       y_velocity = random(20)-10;
     }
     else if (randomNumber == 1) // Start on Right Hand Side
     {
-      x_position = 600 + target_size; // Starts off screen
+      x_position = 600 + size; // Starts off screen
       y_position = random(400) + 40;
       x_velocity = -random(10);
       y_velocity = random(20)-10;
@@ -103,14 +104,14 @@ class Target {
     else if (randomNumber == 2) // Start at top of screen
     {
       x_position = random(520)+40; 
-      y_position = -target_size; // Starts off screen
+      y_position = -size; // Starts off screen
       x_velocity = random(20)-10;
       y_velocity = random(10);
     }
     else  // Start at bottom of screen
     {
       x_position = random(520)+40; 
-      y_position = 480 + target_size; // Starts off screen
+      y_position = 480 + size; // Starts off screen
       x_velocity = random(20)-10;
       y_velocity = -random(10);
     }
@@ -122,7 +123,7 @@ class Target {
      y_position += y_velocity;
      
      // check to see if the target has gone off screen
-     if (x_position<-target_size||x_position>600+target_size||y_position<-target_size||y_position>480+target_size)
+     if (x_position<-size||x_position>600+size||y_position<-size||y_position>480+size)
      {
        return false;
      }
@@ -135,7 +136,7 @@ class Target {
   void render()
   {
     // draws the target
-    ellipse(x_position,y_position,target_size,target_size);
+    ellipse(x_position,y_position,size,size);
   }
 }