Diff: Tank/tank.cpp

Revision:

23:77049670cae6

Parent:

22:3c68eea5a609

Child:

25:b3c075a2f2c7

--- a/Tank/tank.cpp	Thu Oct 29 05:14:49 2015 +0000
+++ b/Tank/tank.cpp	Fri Oct 30 08:54:10 2015 +0000
@@ -46,13 +46,17 @@
 }
 
 void Tank::reposition(int dx, int dy, float dtheta) {
-    // Move the tank dx pixels in the x direction.
-    // Move the tank dy pixels in the y direction.
-    // Move the tank barrel by an angle dtheta. Don't allow it to go below parallel.
+    // Blank out the old tank position, and
+    //      Move the tank dx pixels in the x direction.
+    //      Move the tank dy pixels in the y direction.
+    //      Move the tank barrel by an angle dtheta. Don't allow it to go below parallel.
     
-    // Do collision detection to prevent the tank from hitting things.
+    // Do collision detection to prevent the tank from hitting things. 
+    // (obstacles, side of the screen, other tanks, etc.)
 }
 
+
+// Example tank draw function. We expect you to get creative on this one!
 void Tank::draw() {
     sync.line(x + w/2.0, y+h+wheel_rad, x + w/2.0 + barrel_length*cos(barrel_theta), y+h+wheel_rad + barrel_length*sin(barrel_theta), BLACK);
     sync.filled_rectangle(x, y+wheel_rad, x+w, y+h+wheel_rad, tank_color);