From ce4cfb6670eaba20e27f8c5f499980be59bf0853 Mon Sep 17 00:00:00 2001
From: Steve <steveb9@u.washington.edu>
Date: Tue, 15 Mar 2011 22:16:17 +0000
Subject: Added blimp model Remove gravity for the blimp in World line 224

---
 src/tesseract/objects/blimp/BlimpBox.java | 81 +++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 src/tesseract/objects/blimp/BlimpBox.java

(limited to 'src/tesseract/objects/blimp/BlimpBox.java')

diff --git a/src/tesseract/objects/blimp/BlimpBox.java b/src/tesseract/objects/blimp/BlimpBox.java
new file mode 100644
index 0000000..6d75777
--- /dev/null
+++ b/src/tesseract/objects/blimp/BlimpBox.java
@@ -0,0 +1,81 @@
+package tesseract.objects.blimp;
+
+import java.awt.Color;
+
+import javax.media.j3d.Appearance;
+import javax.media.j3d.Geometry;
+import javax.media.j3d.Material;
+import javax.media.j3d.Node;
+import javax.media.j3d.TransformGroup;
+import javax.vecmath.Color3f;
+import javax.vecmath.Vector3f;
+
+import tesseract.objects.PhysicalObject;
+
+import com.sun.j3d.utils.geometry.Box;
+import com.sun.j3d.utils.geometry.Primitive;
+
+public class BlimpBox extends PhysicalObject {
+	
+	/**
+	 * The appearance of this blimp box
+	 */
+	private Appearance my_appearance;
+	
+	/**
+	 * The width.
+	 */
+	private float my_width;
+	
+	/**
+	 * The height.
+	 */
+	private float my_height;
+	
+	/**
+	 * The depth.
+	 */
+	private float my_depth;
+	
+	/**
+	 * The tg for this object
+	 */
+	private TransformGroup my_tg;
+	
+
+	
+	public BlimpBox(float mass, float width, float height, float depth,
+			Vector3f position, final Appearance app) {
+		super(position, mass);
+		
+		my_width = width;
+		my_height = height;
+		my_depth = depth;
+		my_appearance = app;
+		
+		
+		setShape(createShape());
+		
+		previousPosition.set(position);
+		if (inverseMass != 0) {
+			inverseInertiaTensor.m00 = 1f / 12 / inverseMass * (height * height + depth * depth);
+			inverseInertiaTensor.m11 = 1f / 12 / inverseMass * (width * width + depth * depth);
+			inverseInertiaTensor.m22 = 1f / 12 / inverseMass * (width * width + height * height);
+			inverseInertiaTensor.invert();
+		}
+		updateTransformGroup();
+	}
+
+	public Node createShape() {
+		return new com.sun.j3d.utils.geometry.Box(my_width / 2, my_height / 2, my_depth / 2, my_appearance);
+
+	}
+	
+	/**
+	 * get the tg for this box
+	 */
+	public Node getTG() {
+		return my_tg;
+	}
+}
+
-- 
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