--- a/src/main/java/alice/test/topology/aquarium/MouseViewEvent.java	Tue Jul 15 06:15:53 2014 +0900
+++ b/src/main/java/alice/test/topology/aquarium/MouseViewEvent.java	Tue Jul 15 16:00:22 2014 +0900
@@ -4,49 +4,49 @@
 import java.awt.event.MouseMotionListener;
 
 public class MouseViewEvent implements MouseMotionListener {
-	
-	int new_x, new_y;
-	int pre_x, pre_y;
-	ViewChange v;
-	
-	public MouseViewEvent(ViewChange v) {
-		this.v = v;
-		
-	}
+
+    int new_x, new_y;
+    int pre_x, pre_y;
+    ViewChange v;
+
+    public MouseViewEvent(ViewChange v) {
+        this.v = v;
+
+    }
+
+    @Override
+    public void mouseDragged(MouseEvent event) {
+        new_x = event.getX();
+        new_y = event.getY();
+
+        v.theta -= v.sensitivity * (new_y - pre_y);
+        v.phi += v.sensitivity * (new_x - pre_x);
+        v.camera_y = v.distance * (float)Math.sin(v.theta);
+        v.camera_xz = v.distance * (float)Math.cos(v.theta);
 
-	@Override
-	public void mouseDragged(MouseEvent event) {
-		new_x = event.getX();
-		new_y = event.getY();
-		
-		v.theta -= v.sensitivity * (new_y - pre_y);
-		v.phi += v.sensitivity * (new_x - pre_x);
-		v.camera_y = v.distance * (float)Math.sin(v.theta);
-		v.camera_xz = v.distance * (float)Math.cos(v.theta);
-	
-		v.camera_x =  v.camera_xz * (float)Math.sin(v.phi);
-		v.camera_z =  v.camera_xz * (float)Math.cos(v.phi);	
-		v.Vector_camera_pos.x = v.camera_x;
-		v.Vector_camera_pos.y = v.camera_y;
-		v.Vector_camera_pos.z = v.camera_z;
-		
-		v.Transform_camera_pos.setIdentity();
-		v.Transform_camera_pos.setTranslation(v.Vector_camera_pos);
-		
-		v.Transform_camera_theta.rotX(-v.theta);
-		v.Transform_camera_phi.rotY(v.phi);
-		v.Transform_camera_phi.mul(v.Transform_camera_theta);
-		v.Transform_camera_pos.mul(v.Transform_camera_phi);
-		v.Camera.setTransform(v.Transform_camera_pos);
-		pre_x = event.getX();
-		pre_y = event.getY();
-		
-	}	
-	
-	@Override
-	public void mouseMoved(MouseEvent event) {
-		pre_x = event.getX();
-		pre_y = event.getY();	
-	}
+        v.camera_x =  v.camera_xz * (float)Math.sin(v.phi);
+        v.camera_z =  v.camera_xz * (float)Math.cos(v.phi);	
+        v.Vector_camera_pos.x = v.camera_x;
+        v.Vector_camera_pos.y = v.camera_y;
+        v.Vector_camera_pos.z = v.camera_z;
+
+        v.Transform_camera_pos.setIdentity();
+        v.Transform_camera_pos.setTranslation(v.Vector_camera_pos);
+
+        v.Transform_camera_theta.rotX(-v.theta);
+        v.Transform_camera_phi.rotY(v.phi);
+        v.Transform_camera_phi.mul(v.Transform_camera_theta);
+        v.Transform_camera_pos.mul(v.Transform_camera_phi);
+        v.Camera.setTransform(v.Transform_camera_pos);
+        pre_x = event.getX();
+        pre_y = event.getY();
+
+    }	
+
+    @Override
+    public void mouseMoved(MouseEvent event) {
+        pre_x = event.getX();
+        pre_y = event.getY();	
+    }
 
 }