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/*
* gleem -- OpenGL Extremely Easy-To-Use Manipulators.
* Copyright (C) 1998-2003 Kenneth B. Russell (kbrussel@alum.mit.edu)
*
* Copying, distribution and use of this software in source and binary
* forms, with or without modification, is permitted provided that the
* following conditions are met:
*
* Distributions of source code must reproduce the copyright notice,
* this list of conditions and the following disclaimer in the source
* code header files; and Distributions of binary code must reproduce
* the copyright notice, this list of conditions and the following
* disclaimer in the documentation, Read me file, license file and/or
* other materials provided with the software distribution.
*
* The names of Sun Microsystems, Inc. ("Sun") and/or the copyright
* holder may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS," WITHOUT A WARRANTY OF ANY
* KIND. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, NON-INTERFERENCE, ACCURACY OF
* INFORMATIONAL CONTENT OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. THE
* COPYRIGHT HOLDER, SUN AND SUN'S LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL THE
* COPYRIGHT HOLDER, SUN OR SUN'S LICENSORS BE LIABLE FOR ANY LOST
* REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
* CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
* REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
* INABILITY TO USE THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGES. YOU ACKNOWLEDGE THAT THIS SOFTWARE IS NOT
* DESIGNED, LICENSED OR INTENDED FOR USE IN THE DESIGN, CONSTRUCTION,
* OPERATION OR MAINTENANCE OF ANY NUCLEAR FACILITY. THE COPYRIGHT
* HOLDER, SUN AND SUN'S LICENSORS DISCLAIM ANY EXPRESS OR IMPLIED
* WARRANTY OF FITNESS FOR SUCH USES.
*/
package gleem;
import java.util.*;
import gleem.linalg.*;
/** Piece of geometry defining a two-way arrow, used in Translate1 and
Translate2 manips. */
public class ManipPartTwoWayArrow extends ManipPartTriBased {
private static final Vec3f[] vertices = {
// Left tetrahedron
new Vec3f(-1.0f, 0.0f, 0.0f),
new Vec3f(-0.666666f, 0.166666f, 0.166666f),
new Vec3f(-0.666666f, -0.166666f, 0.166666f),
new Vec3f(-0.666666f, -0.166666f, -0.166666f),
new Vec3f(-0.666666f, 0.166666f, -0.166666f),
// Box at center
new Vec3f(-0.666666f, 0.041666f, 0.0416666f),
new Vec3f(-0.666666f, -0.041666f, 0.0416666f),
new Vec3f(-0.666666f, -0.041666f, -0.0416666f),
new Vec3f(-0.666666f, 0.041666f, -0.0416666f),
new Vec3f(0.666666f, 0.041666f, 0.0416666f),
new Vec3f(0.666666f, -0.041666f, 0.0416666f),
new Vec3f(0.666666f, -0.041666f, -0.0416666f),
new Vec3f(0.666666f, 0.041666f, -0.0416666f),
// Right tetrahedron
new Vec3f(0.666666f, 0.166666f, 0.166666f),
new Vec3f(0.666666f, 0.166666f, -0.166666f),
new Vec3f(0.666666f, -0.166666f, -0.166666f),
new Vec3f(0.666666f, -0.166666f, 0.166666f),
new Vec3f(1.0f, 0.0f, 0.0f),
};
private static final int[] vertexIndices = {
// Left tetrahedron
1, 0, 2,
2, 0, 3,
3, 0, 4,
4, 0, 1,
1, 2, 3,
1, 3, 4,
// Box
5, 7, 6, // left face
5, 8, 7,
5, 6, 10, // front face
5, 10, 9,
6, 7, 11, // bottom face
6, 11, 10,
7, 8, 12, // back face
7, 12, 11,
8, 5, 9, // top face
8, 9, 12,
9, 10, 11, // right face
9, 11, 12,
// Right tetrahedron
13, 14, 15,
13, 15, 16,
17, 14, 13,
17, 15, 14,
17, 16, 15,
17, 13, 16
};
private static Vec3f[] normals = null;
private static int[] normalIndices = null;
public ManipPartTwoWayArrow() {
super();
if (normals == null) {
NormalCalc.NormalInfo normInfo =
NormalCalc.computeFacetedNormals(vertices, vertexIndices, true);
normals = normInfo.normals;
normalIndices = normInfo.normalIndices;
}
setVertices(vertices);
setVertexIndices(vertexIndices);
setNormals(normals);
setNormalIndices(normalIndices);
}
}
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