fixed camera movement when zoomed

src/dude.h

@@ -9,8 +9,8 @@ private:
     Coord pos;
     Info info;
 	bool dead;
-	char memory[DUDE_MEMORY_SIZE];
-	BehaviorFunction behavior;
+    char memory[DUDE_MEMORY_SIZE];
+    BehaviorFunction behavior;
 	
 public:
 

src/pixelpipeline.h

@@ -37,7 +37,7 @@ public:
     virtual void renderGL(Scene *scene);
     virtual void resizeGL(int w, int h);
     
-    void cameraMove(int x, int y) { m_camera.x -= x*m_camera.z; m_camera.y += y*m_camera.z; }
+    void cameraMove(int x, int y) { m_camera.x -= x; m_camera.y += y; }
     void cameraZoom(int nbScrolls);
 };