1 files changed, 15 insertions, 15 deletions

diff --git a/src/RobotRace.java b/src/RobotRace.java
index 81a9355..40f0146 100644
--- a/src/RobotRace.java
+++ b/src/RobotRace.java
@@ -23,12 +23,12 @@ import java.util.Random;
 /**
  * Handles all of the RobotRace graphics functionality,
  * which should be extended per the assignment.
- * 
+ *
  * OpenGL functionality:
  * - Basic commands are called via the gl object;
  * - Utility commands are called via the glu and
  *   glut objects;
- * 
+ *
  * GlobalState:
  * The gs object contains the GlobalState as described
  * in the assignment:
@@ -44,7 +44,7 @@ import java.util.Random;
  *   left and right with the 'a' and 'd' keys;
  * - Other settings are changed via the menus
  *   at the top of the screen.
- * 
+ *
  * Textures:
  * Place your "track.jpg", "brick.jpg", "head.jpg",
  * and "torso.jpg" files in the same folder as this
@@ -53,7 +53,7 @@ import java.util.Random;
  * Be aware, these objects are already defined and
  * cannot be used for other purposes. The texture
  * objects can be used as follows:
- * 
+ *
  * gl.glColor3f(1f, 1f, 1f);
  * track.bind(gl);
  * gl.glBegin(GL_QUADS);
@@ -65,8 +65,8 @@ import java.util.Random;
  * gl.glVertex3d(1, 1, 0);
  * gl.glTexCoord2d(0, 1);
  * gl.glVertex3d(0, 1, 0);
- * gl.glEnd(); 
- * 
+ * gl.glEnd();
+ *
  * Note that it is hard or impossible to texture
  * objects drawn with GLUT. Either define the
  * primitives of the object yourself (as seen
@@ -237,14 +237,14 @@ public class RobotRace extends Base {
         gl.glEnable(GL_DEPTH_TEST);
         gl.glDepthFunc(GL_LESS);
 
-        // Enable textures. 
+        // Enable textures.
         gl.glEnable(GL_TEXTURE_2D);
         gl.glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
         gl.glBindTexture(GL_TEXTURE_2D, 0);
 
         // initialize lighting effects (lighting bit is not enabled here though)
         initLighting();
-        
+
         // init terrain
         terrain.createTerrain();
     }
@@ -580,27 +580,27 @@ public class RobotRace extends Base {
         // reset color
         gl.glColor3f(0, 0, 0);
     }
-    
+
     public Texture getTorsoTexture() {
         assert torso != null;
         return torso;
     }
-    
+
     public Texture getHeadTexture() {
         assert head != null;
         return head;
     }
-    
+
     public Texture getBrickTexture() {
         assert brick != null;
         return brick;
     }
-    
+
     public Texture getTrackTexture() {
         assert track != null;
         return track;
     }
-       
+
     /**
      * Main program execution body, delegates to an instance of the RobotRace
      * implementation.
@@ -691,7 +691,7 @@ public class RobotRace extends Base {
                         };
                         int i = Arrays.asList(trackNumbers).indexOf(e.getKeyCode());
                         assert i != -1 : "Track number not found for key";
-                        System.err.println("Changing to track number " + i);                       
+                        System.err.println("Changing to track number " + i);
                         robotRace.gs.trackNr = i;
                         robotRace.mainWindow.updateElements();
                     }
@@ -716,7 +716,7 @@ public class RobotRace extends Base {
         }
         return enableTextures;
     }
- 
+
     /**
      * If pause toggle is requested, check state and update. Otherwise, adjust
      * global animation time.