GL2ES2 pipeline util Cube moved to java3d-utils

1 files changed, 312 insertions, 0 deletions

diff --git a/src/main/java/org/jogamp/java3d/utils/shader/Cube.java b/src/main/java/org/jogamp/java3d/utils/shader/Cube.java
new file mode 100644
index 0000000..7f387b8
--- /dev/null
+++ b/src/main/java/org/jogamp/java3d/utils/shader/Cube.java
@@ -0,0 +1,312 @@
+/*

+ * 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;

+	}

+

+}