Updated readability of the code.

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/examples/OctreeDemo.java b/src/main/java/eu/svjatoslav/sixth/e3d/examples/OctreeDemo.java
index 7b733cb..e9979dc 100755 (executable)
--- a/src/main/java/eu/svjatoslav/sixth/e3d/examples/OctreeDemo.java
+++ b/src/main/java/eu/svjatoslav/sixth/e3d/examples/OctreeDemo.java
@@ -11,6 +11,7 @@ import eu.svjatoslav.sixth.e3d.gui.ViewFrame;
 import eu.svjatoslav.sixth.e3d.gui.ViewPanel;
 import eu.svjatoslav.sixth.e3d.gui.humaninput.WorldNavigationUserInputTracker;
 import eu.svjatoslav.sixth.e3d.math.Transform;
+import eu.svjatoslav.sixth.e3d.renderer.octree.IntegerPoint;
 import eu.svjatoslav.sixth.e3d.renderer.octree.OctreeVolume;
 import eu.svjatoslav.sixth.e3d.renderer.octree.raytracer.Camera;
 import eu.svjatoslav.sixth.e3d.renderer.octree.raytracer.LightSource;
@@ -75,7 +76,9 @@ public class OctreeDemo extends WorldNavigationUserInputTracker {
         final double c2 = (Math.cos(x / 10f) * 100f) + 127;
         final double c3 = (Math.cos(z / 12f) * 100f) + 127;
 
-        putRect(x - size, y - size, z - size, x + size, y + size, z + size,
+        putRect(
+                new IntegerPoint( x - size, y - size, z - size),
+                new IntegerPoint( x + size, y + size, z + size),
                 new Color((int) c1, (int) c2, (int) c3, 100));
 
         if (size > 1) {
@@ -109,16 +112,24 @@ public class OctreeDemo extends WorldNavigationUserInputTracker {
         dotSpiral();
 
         // arbitrary rectangles
-        putRect(-10, -10, -10, 10, 10, -20, new Color(200, 255, 200, 100));
-        putRect(-3, 0, -30, 12, 3, 300, new Color(255, 200, 200, 100));
-        putRect(-20, 20, -20, 20, 80, 20, new Color(255, 200, 255, 100));
+        putRect(new IntegerPoint(-10, -10, -10),
+                new IntegerPoint(10, 10, -20),
+                new Color(200, 255, 200, 100));
+
+        putRect(new IntegerPoint(-3, 0, -30),
+                new IntegerPoint( 12, 3, 300),
+                new Color(255, 200, 200, 100));
+
+        putRect(new IntegerPoint(-20, 20, -20),
+                new IntegerPoint(20, 80, 20),
+                new Color(255, 200, 255, 100));
 
         tiledFloor();
 
         fractal(-50, 20, 100, 32, 1);
 
         final TextCanvas message = new TextCanvas(new Transform(new Point3D(
-                -10, 20, -180)), "Press \"r\" to raytrace current wiew",
+                -10, 20, -180)), "Press \"r\" to raytrace current view",
                 Color.WHITE, Color.PURPLE);
         shapeCollection.addShape(message);
 
@@ -144,15 +155,14 @@ public class OctreeDemo extends WorldNavigationUserInputTracker {
 
     }
 
-    private void putRect(final int x1, final int y1, final int z1, final int x2,
-                         final int y2, final int z2, final Color color) {
+    private void putRect(IntegerPoint p1, IntegerPoint p2, final Color color) {
 
         shapeCollection
                 .addShape(new SolidPolygonRectangularBox(
-                        new Point3D(x1, y1, z1).scaleUp(magnification),
-                        new Point3D(x2, y2, z2).scaleUp(magnification), color));
+                        new Point3D(p1).scaleUp(magnification),
+                        new Point3D(p2).scaleUp(magnification), color));
 
-        octreeVolume.fillRect3D(x1, y1, z1, x2, y2, z2, color);
+        octreeVolume.fillRectangle(p1, p2, color);
     }
 
     private void raytrace() {
@@ -170,10 +180,13 @@ public class OctreeDemo extends WorldNavigationUserInputTracker {
     private void tiledFloor() {
         final int step = 40;
         final int size = step - 15;
+        Color color = new Color(255, 255, 255, 100);
         for (int x = -200; x < 200; x += step)
             for (int z = -200; z < 200; z += step)
-                putRect(x, 100, z, x + size, 110, z + size, new Color(255, 255,
-                        255, 100));
+                putRect(
+                        new IntegerPoint(x, 100, z),
+                        new IntegerPoint(x + size, 110, z + size),
+                        color);
     }
 
 }