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-rw-r--r--src/main/java/org/jogamp/java3d/utils/shader/Cube.java312
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diff --git a/src/main/java/org/jogamp/java3d/utils/shader/Cube.java b/src/main/java/org/jogamp/java3d/utils/shader/Cube.java
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+/*
+ * Copyright (c) 2016 JogAmp Community. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+package org.jogamp.java3d.utils.shader;
+
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.nio.FloatBuffer;
+
+import org.jogamp.java3d.GeometryArray;
+import org.jogamp.java3d.J3DBuffer;
+import org.jogamp.java3d.Shape3D;
+import org.jogamp.java3d.TriangleArray;
+import org.jogamp.java3d.utils.shader.SimpleShaderAppearance;
+
+/**
+ * @author Administrator
+ *
+ */
+public class Cube extends Shape3D
+{
+
+ private static final float[] verts = {
+ // front face
+ 1.0f, -1.0f, 1.0f, //1
+ 1.0f, 1.0f, 1.0f, //2
+ -1.0f, 1.0f, 1.0f, //3
+ 1.0f, -1.0f, 1.0f, //1
+ -1.0f, 1.0f, 1.0f, //3
+ -1.0f, -1.0f, 1.0f, //4
+ // back face
+ -1.0f, -1.0f, -1.0f, //1
+ -1.0f, 1.0f, -1.0f, //2
+ 1.0f, 1.0f, -1.0f, //3
+ -1.0f, -1.0f, -1.0f, //1
+ 1.0f, 1.0f, -1.0f, //3
+ 1.0f, -1.0f, -1.0f, //4
+ // right face
+ 1.0f, -1.0f, -1.0f, //1
+ 1.0f, 1.0f, -1.0f, //2
+ 1.0f, 1.0f, 1.0f, //3
+ 1.0f, -1.0f, -1.0f, //1
+ 1.0f, 1.0f, 1.0f, //3
+ 1.0f, -1.0f, 1.0f, //4
+ // left face
+ -1.0f, -1.0f, 1.0f, //1
+ -1.0f, 1.0f, 1.0f, //2
+ -1.0f, 1.0f, -1.0f, //3
+ -1.0f, -1.0f, 1.0f, //1
+ -1.0f, 1.0f, -1.0f, //3
+ -1.0f, -1.0f, -1.0f, //4
+ // top face
+ 1.0f, 1.0f, 1.0f, //1
+ 1.0f, 1.0f, -1.0f, //2
+ -1.0f, 1.0f, -1.0f, //3
+ 1.0f, 1.0f, 1.0f, //1
+ -1.0f, 1.0f, -1.0f, //3
+ -1.0f, 1.0f, 1.0f, //4
+ // bottom face
+ -1.0f, -1.0f, 1.0f, //1
+ -1.0f, -1.0f, -1.0f, //2
+ 1.0f, -1.0f, -1.0f, //3
+ -1.0f, -1.0f, 1.0f, //1
+ 1.0f, -1.0f, -1.0f, //3
+ 1.0f, -1.0f, 1.0f, };//4
+
+ private static final float[] colors = {
+ // front face (red)
+ 1.0f, 0.0f, 0.0f, //1
+ 1.0f, 0.0f, 0.0f, //2
+ 1.0f, 0.0f, 0.0f, //3
+ 1.0f, 0.0f, 0.0f, //1
+ 1.0f, 0.0f, 0.0f, //3
+ 1.0f, 0.0f, 0.0f, //4
+ // back face (green)
+ 0.0f, 1.0f, 0.0f, //1
+ 0.0f, 1.0f, 0.0f, //2
+ 0.0f, 1.0f, 0.0f, //3
+ 0.0f, 1.0f, 0.0f, //1
+ 0.0f, 1.0f, 0.0f, //3
+ 0.0f, 1.0f, 0.0f, //4
+ // right face (blue)
+ 0.0f, 0.0f, 1.0f, //1
+ 0.0f, 0.0f, 1.0f, //2
+ 0.0f, 0.0f, 1.0f, //3
+ 0.0f, 0.0f, 1.0f, //1
+ 0.0f, 0.0f, 1.0f, //3
+ 0.0f, 0.0f, 1.0f, //4
+ // left face (yellow)
+ 1.0f, 1.0f, 0.0f, //1
+ 1.0f, 1.0f, 0.0f, //2
+ 1.0f, 1.0f, 0.0f, //3
+ 1.0f, 1.0f, 0.0f, //1
+ 1.0f, 1.0f, 0.0f, //3
+ 1.0f, 1.0f, 0.0f, //4
+ // top face (magenta)
+ 1.0f, 0.0f, 1.0f, //1
+ 1.0f, 0.0f, 1.0f, //2
+ 1.0f, 0.0f, 1.0f, //3
+ 1.0f, 0.0f, 1.0f, //1
+ 1.0f, 0.0f, 1.0f, //3
+ 1.0f, 0.0f, 1.0f, //4
+ // bottom face (cyan)
+ 0.0f, 1.0f, 1.0f, //1
+ 0.0f, 1.0f, 1.0f, //2
+ 0.0f, 1.0f, 1.0f, //3
+ 0.0f, 1.0f, 1.0f, //1
+ 0.0f, 1.0f, 1.0f, //3
+ 0.0f, 1.0f, 1.0f, };//4
+
+ /**
+ * Constructs a color cube with unit scale. The corners of the
+ * color cube are [-1,-1,-1] and [1,1,1].
+ */
+ public Cube()
+ {
+ TriangleArray cube = new TriangleArray(36,
+ GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.USE_NIO_BUFFER | GeometryArray.BY_REFERENCE);
+
+ cube.setCoordRefBuffer(new J3DBuffer(makeFloatBuffer(verts)));
+ cube.setColorRefBuffer(new J3DBuffer(makeFloatBuffer(colors)));
+
+ this.setGeometry(cube);
+ this.setAppearance(new SimpleShaderAppearance(null,false,false));
+ }
+
+ /**
+ * Constructs a color cube with the specified scale. The corners of the
+ * color cube are [-scale,-scale,-scale] and [scale,scale,scale].
+ * @param scale the scale of the cube
+ */
+ public Cube(double scale)
+ {
+ TriangleArray cube = new TriangleArray(36,
+ GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.USE_NIO_BUFFER | GeometryArray.BY_REFERENCE);
+
+ float scaledVerts[] = new float[verts.length];
+ for (int i = 0; i < verts.length; i++)
+ scaledVerts[i] = verts[i] * (float) scale;
+
+ cube.setCoordRefBuffer(new J3DBuffer(makeFloatBuffer(scaledVerts)));
+ cube.setColorRefBuffer(new J3DBuffer(makeFloatBuffer(colors)));
+
+ this.setGeometry(cube);
+
+ this.setAppearance(new SimpleShaderAppearance(null,false,false));
+ }
+
+ public Cube(double scale, float r, float g, float b)
+ {
+ TriangleArray cube = new TriangleArray(36,
+ GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.USE_NIO_BUFFER | GeometryArray.BY_REFERENCE);
+
+ float scaledVerts[] = new float[verts.length];
+ for (int i = 0; i < verts.length; i++)
+ scaledVerts[i] = verts[i] * (float) scale;
+
+ cube.setCoordRefBuffer(new J3DBuffer(makeFloatBuffer(scaledVerts)));
+
+ float colorsSet[] = new float[36 * 3];
+ for (int i = 0; i < 36; i++)
+ {
+ colorsSet[i * 3 + 0] = r;
+ colorsSet[i * 3 + 1] = g;
+ colorsSet[i * 3 + 2] = b;
+ }
+
+ cube.setColorRefBuffer(new J3DBuffer(makeFloatBuffer(colorsSet)));
+
+ this.setGeometry(cube);
+ this.setAppearance(new SimpleShaderAppearance(null,false,false));
+ }
+
+ /**
+ * Constructs a color cube with the specified scale. The corners of the
+ * color cube are [-scale,-scale,-scale] and [scale,scale,scale].
+ * @param scale the scale of the cube
+ */
+ public Cube(double xScale, double yScale, double zScale)
+ {
+ TriangleArray cube = new TriangleArray(36,
+ GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.USE_NIO_BUFFER | GeometryArray.BY_REFERENCE);
+
+ float scaledVerts[] = new float[verts.length];
+ for (int i = 0; i < verts.length; i += 3)
+ {
+ scaledVerts[i + 0] = verts[i + 0] * (float) xScale;
+ scaledVerts[i + 1] = verts[i + 1] * (float) yScale;
+ scaledVerts[i + 2] = verts[i + 2] * (float) zScale;
+ }
+
+ cube.setCoordRefBuffer(new J3DBuffer(makeFloatBuffer(scaledVerts)));
+ cube.setColorRefBuffer(new J3DBuffer(makeFloatBuffer(colors)));
+
+ this.setGeometry(cube);
+ this.setAppearance(new SimpleShaderAppearance(null,false,false));
+ }
+
+ public Cube(double xScale, double yScale, double zScale, float r, float g, float b)
+ {
+ TriangleArray cube = new TriangleArray(36,
+ GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.USE_NIO_BUFFER | GeometryArray.BY_REFERENCE);
+
+ float scaledVerts[] = new float[verts.length];
+ for (int i = 0; i < verts.length; i += 3)
+ {
+ scaledVerts[i + 0] = verts[i + 0] * (float) xScale;
+ scaledVerts[i + 1] = verts[i + 1] * (float) yScale;
+ scaledVerts[i + 2] = verts[i + 2] * (float) zScale;
+ }
+
+ cube.setCoordRefBuffer(new J3DBuffer(makeFloatBuffer(scaledVerts)));
+
+ float colorsSet[] = new float[36 * 3];
+ for (int i = 0; i < 36; i++)
+ {
+ colorsSet[i * 3 + 0] = r;
+ colorsSet[i * 3 + 1] = g;
+ colorsSet[i * 3 + 2] = b;
+ }
+
+ cube.setColorRefBuffer(new J3DBuffer(makeFloatBuffer(colorsSet)));
+
+ this.setGeometry(cube);
+ this.setAppearance(new SimpleShaderAppearance(null,false,false));
+ }
+
+ public Cube(float xMin, float yMin, float zMin, float xMax, float yMax, float zMax)
+ {
+ TriangleArray cube = new TriangleArray(36,
+ GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.USE_NIO_BUFFER | GeometryArray.BY_REFERENCE);
+
+ float scaledVerts[] = new float[] {
+ // front face
+ xMax, yMin, zMax, //1
+ xMax, yMax, zMax, //2
+ xMin, yMax, zMax, //3
+ xMax, yMin, zMax, //1
+ xMin, yMax, zMax, //3
+ xMin, yMin, zMax, //4
+ // back face
+ xMin, yMin, zMin, //1
+ xMin, yMax, zMin, //2
+ xMax, yMax, zMin, //3
+ xMin, yMin, zMin, //1
+ xMax, yMax, zMin, //3
+ xMax, yMin, zMin, //4
+ // right face
+ xMax, yMin, zMin, //1
+ xMax, yMax, zMin, //2
+ xMax, yMax, zMax, //3
+ xMax, yMin, zMin, //1
+ xMax, yMax, zMax, //3
+ xMax, yMin, zMax, //4
+ // left face
+ xMin, yMin, zMax, //1
+ xMin, yMax, zMax, //2
+ xMin, yMax, zMin, //3
+ xMin, yMin, zMax, //1
+ xMin, yMax, zMin, //3
+ xMin, yMin, zMin, //4
+ // top face
+ xMax, yMax, zMax, //1
+ xMax, yMax, zMin, //2
+ xMin, yMax, zMin, //3
+ xMax, yMax, zMax, //1
+ xMin, yMax, zMin, //3
+ xMin, yMax, zMax, //4
+ // bottom face
+ xMin, yMin, zMax, //1
+ xMin, yMin, zMin, //2
+ xMax, yMin, zMin, //3
+ xMin, yMin, zMax, //1
+ xMax, yMin, zMin, //3
+ xMax, yMin, zMax, };//4
+
+ cube.setCoordRefBuffer(new J3DBuffer(makeFloatBuffer(scaledVerts)));
+ cube.setColorRefBuffer(new J3DBuffer(makeFloatBuffer(colors)));
+
+ this.setGeometry(cube);
+ this.setAppearance(new SimpleShaderAppearance(null,false,false));
+ }
+
+ public static FloatBuffer makeFloatBuffer(float[] arr)
+ {
+ ByteBuffer bb = ByteBuffer.allocateDirect(arr.length * 4);
+ bb.order(ByteOrder.nativeOrder());
+ FloatBuffer fb = bb.asFloatBuffer();
+ fb.put(arr);
+ fb.position(0);
+ return fb;
+ }
+
+}
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