Updated readability of the code.

[sixth-3d.git] / src / main / java / eu / svjatoslav / sixth / e3d / renderer / octree / raytracer / CameraView.java

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/renderer/octree/raytracer/CameraView.java b/src/main/java/eu/svjatoslav/sixth/e3d/renderer/octree/raytracer/CameraView.java
index e122e78..ed0b037 100644 (file)
--- a/src/main/java/eu/svjatoslav/sixth/e3d/renderer/octree/raytracer/CameraView.java
+++ b/src/main/java/eu/svjatoslav/sixth/e3d/renderer/octree/raytracer/CameraView.java
@@ -1,12 +1,7 @@
 /*
- * Sixth 3D engine. Copyright ©2012-2016, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 3 of the GNU Lesser General Public License
- * or later as published by the Free Software Foundation.
- *
+ * Sixth 3D engine. Author: Svjatoslav Agejenko. 
+ * This project is released under Creative Commons Zero (CC0) license.
  */
-
 package eu.svjatoslav.sixth.e3d.renderer.octree.raytracer;
 
 import eu.svjatoslav.sixth.e3d.geometry.Point3D;
@@ -14,36 +9,36 @@ import eu.svjatoslav.sixth.e3d.gui.Avatar;
 
 public class CameraView {
 
-    Point3D camCenter;
-    Point3D upLeft;
-    Point3D upRight;
-    Point3D downLeft;
-    Point3D downRight;
+    Point3D cameraCenter;
+    Point3D topLeft;
+    Point3D topRight;
+    Point3D bottomLeft;
+    Point3D bottomRight;
 
     public CameraView(final Avatar avatar, final double zoom) {
         computeCameraCoordinates(avatar, zoom);
     }
 
     private void computeCameraCoordinates(final Avatar avatar, final double zoom) {
-        camCenter = new Point3D(avatar.getLocation()).scaleDown(zoom);
+        cameraCenter = new Point3D(avatar.getLocation()).scaleDown(zoom);
 
-        upLeft = new Point3D(camCenter.x, camCenter.y, camCenter.z
-                + Camera.CAMERA_SIZE);
-        upRight = new Point3D(upLeft);
-        downLeft = new Point3D(upLeft);
-        downRight = new Point3D(upLeft);
+        topLeft = new Point3D(cameraCenter.x, cameraCenter.y, cameraCenter.z
+                + Camera.SIZE);
+        topRight = new Point3D(topLeft);
+        bottomLeft = new Point3D(topLeft);
+        bottomRight = new Point3D(topLeft);
 
         final float viewAngle = (float) .6;
 
-        upLeft.rotate(camCenter, -viewAngle, -viewAngle);
-        upRight.rotate(camCenter, viewAngle, -viewAngle);
-        downLeft.rotate(camCenter, -viewAngle, viewAngle);
-        downRight.rotate(camCenter, viewAngle, viewAngle);
+        topLeft.rotate(cameraCenter, -viewAngle, -viewAngle);
+        topRight.rotate(cameraCenter, viewAngle, -viewAngle);
+        bottomLeft.rotate(cameraCenter, -viewAngle, viewAngle);
+        bottomRight.rotate(cameraCenter, viewAngle, viewAngle);
 
-        upLeft.rotate(camCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
-        upRight.rotate(camCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
-        downLeft.rotate(camCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
-        downRight.rotate(camCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
+        topLeft.rotate(cameraCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
+        topRight.rotate(cameraCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
+        bottomLeft.rotate(cameraCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
+        bottomRight.rotate(cameraCenter, -avatar.getAngleXZ(), -avatar.getAngleYZ());
     }
 
 }