123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244 |
- /*
- * Led3D.java
- *
- *
- * Copyright 2011 Thomas Buck <xythobuz@me.com>
- * Copyright 2011 Max Nuding <max.nuding@gmail.com>
- * Copyright 2011 Felix Bäder <baeder.felix@gmail.com>
- *
- * This file is part of LED-Cube.
- *
- * LED-Cube is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LED-Cube 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 for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LED-Cube. If not, see <http://www.gnu.org/licenses/>.
- */
- import com.sun.j3d.utils.universe.*;
- import com.sun.j3d.utils.geometry.*;
- import javax.media.j3d.*;
- import javax.vecmath.*;
- import com.sun.j3d.utils.behaviors.mouse.*;
- import com.sun.j3d.utils.image.TextureLoader;
-
- /**
- * This class is responsible for displaying the 3D View of our Cube.
- *
- * @author Thomas Buck
- * @author Max Nuding
- * @author Felix Bäder
- * @version 1.0
- */
-
- public class Led3D {
- private Canvas3D canvas = null;
- private SimpleUniverse universe = null;
- private BranchGroup group = null;
- private Transform3D trans3D = null;
- private TransformGroup transGroup = null;
-
- private Sphere[][][] leds = new Sphere[8][8][8];
- private static ColoringAttributes redColor = new ColoringAttributes(
- new Color3f(1.0f, 0.0f, 0.0f), ColoringAttributes.FASTEST);
- private static ColoringAttributes whiteColor = new ColoringAttributes(
- new Color3f(0.2f, 0.2f, 0.2f), ColoringAttributes.FASTEST);
- private static Material whiteMat = new Material(new Color3f(0.2f, 0.2f,
- 0.2f), new Color3f(0.0f, 0.0f, 0.0f),
- new Color3f(0.2f, 0.2f, 0.2f), new Color3f(0.2f, 0.2f, 0.2f), 64.0f);
- private static Material redMat = new Material(
- new Color3f(1.0f, 0.0f, 0.0f), new Color3f(1.0f, 0.0f, 0.0f),
- new Color3f(1.0f, 0.0f, 0.0f), new Color3f(1.0f, 0.0f, 0.0f), 64.0f);
-
- /**
- * @param canv The Canvas3D we render our cube in
- */
- public Led3D(Canvas3D canv) {
-
- canvas = canv;
- group = new BranchGroup();
- // Position viewer, so we are looking at object
- trans3D = new Transform3D();
- Matrix4d mat = new Matrix4d();
- mat.setRow(0, 0.744, 0.0237, -0.66756, -0.34);
- mat.setRow(1, 0.136, -0.9837, 0.117, 3.24);
- mat.setRow(2, -0.6536, -0.1785, -0.735, -8.32);
- mat.setRow(3, 0.0, 0.0, 0.0, 1.0);
- trans3D.set(mat);
-
- transGroup = new TransformGroup(trans3D);
- transGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
- transGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
- ViewingPlatform viewingPlatform = new ViewingPlatform();
- Viewer viewer = new Viewer(canvas);
- universe = new SimpleUniverse(viewingPlatform, viewer);
-
- BoundingBox boundBox = new BoundingBox(new Point3d(-5.0, -5.0, -5.0),
- new Point3d(13.0, 13.0, 13.0));
- // roration with left mouse button
- MouseRotate behaviour = new MouseRotate(transGroup);
- behaviour.setSchedulingBounds(boundBox);
- transGroup.addChild(behaviour);
-
- // zoom with middle mouse button
- MouseZoom beh2 = new MouseZoom(transGroup);
- beh2.setSchedulingBounds(boundBox);
- transGroup.addChild(beh2);
-
- // move with right mouse button
- MouseTranslate beh3 = new MouseTranslate(transGroup);
- beh3.setSchedulingBounds(boundBox);
- transGroup.addChild(beh3);
-
- group.addChild(createBackground());
-
- // Add all our led sphares to the universe
- for (int x = 0; x < 8; x++) {
- for (int y = 0; y < 8; y++) {
- for (int z = 0; z < 8; z++) {
- Appearance a = new Appearance();
- a.setMaterial(whiteMat);
- a.setColoringAttributes(whiteColor);
-
- leds[x][y][z] = new Sphere(0.08f,
- Sphere.ENABLE_APPEARANCE_MODIFY, a);
-
- TransformGroup tg = new TransformGroup();
- Transform3D transform = new Transform3D();
- Vector3f vector = new Vector3f(x, y, z);
- transform.setTranslation(vector);
- tg.setTransform(transform);
- tg.addChild(leds[x][y][z]);
- transGroup.addChild(tg);
-
- drawLedFeetVertical((double) x, y + 0.5, (double) z, 0.9f,
- 0.01f);
- if (x < 7)
- drawLedFeetHorizontal(x + 0.5, (double) y, (double) z,
- 0.9f, 0.01f, 0);
- }
- }
- // 8 times, use x as y
- drawLedFeetHorizontal(0.5, (double) x, 3.5, 7.0f, 0.02f, 90);
- drawLedFeetHorizontal(6.5, (double) x, 3.5, 7.0f, 0.02f, 90);
- drawLedFeetHorizontal(3.5, (double) x, 3.5, 7.0f, 0.02f, 90);
- }
-
- // Add an ambient light
- Color3f light2Color = new Color3f(1.0f, 1.0f, 1.0f);
- AmbientLight light2 = new AmbientLight(light2Color);
- BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0),
- 100.0);
- light2.setInfluencingBounds(bounds);
- light2.setEnable(true);
- transGroup.addChild(light2);
- group.addChild(transGroup);
- universe.addBranchGraph(group); // Add group to universe
- }
-
- private void drawLedFeetVertical(double x, double y, double z,
- float length, float rad) {
- // draw Feet going down
- Appearance feetApp = new Appearance();
- feetApp.setMaterial(whiteMat);
- feetApp.setColoringAttributes(whiteColor);
- Cylinder c = new Cylinder(rad, length, feetApp);
-
- TransformGroup tg = new TransformGroup();
- Transform3D transform = new Transform3D();
- Vector3d vector = new Vector3d(x, y, z);
- transform.setTranslation(vector);
- tg.setTransform(transform);
- tg.addChild(c);
-
- transGroup.addChild(tg);
- }
-
- private void drawLedFeetHorizontal(double x, double y, double z,
- float length, float rad, int deg) {
- // draw Feet going down
- Appearance feetApp = new Appearance();
- feetApp.setMaterial(whiteMat);
- feetApp.setColoringAttributes(whiteColor);
- Cylinder c = new Cylinder(rad, length, feetApp);
-
- TransformGroup tg = new TransformGroup();
- Transform3D transform = new Transform3D();
- Vector3d vector = new Vector3d(x, y, z);
- transform.rotZ(Math.toRadians(90));
- if (deg != 0)
- transform.rotX(Math.toRadians(deg));
- transform.setTranslation(vector);
- tg.setTransform(transform);
- tg.addChild(c);
-
- transGroup.addChild(tg);
- }
-
- /**
- * Rotate the cube back to its initial position.
- */
- public void resetView() {
- Matrix4d mat = new Matrix4d();
- mat.setRow(0, 0.744, 0.0237, -0.66756, -0.34);
- mat.setRow(1, 0.136, -0.9837, 0.117, 3.24);
- mat.setRow(2, -0.6536, -0.1785, -0.735, -8.32);
- mat.setRow(3, 0.0, 0.0, 0.0, 1.0);
- trans3D.set(mat);
- transGroup.setTransform(trans3D);
- }
-
- /**
- * Prints the translation matrix that is changed by moving/rotating the 3D
- * Cube with your mouse.
- */
- public void printTranslationData() {
- Matrix4d mat = new Matrix4d();
- Transform3D t = new Transform3D();
- transGroup.getTransform(t);
- t.get(mat);
- String s = mat.toString();
- System.out.println(s.replaceAll(", ", "\t"));
- }
-
- /**
- * Sets the data that is displayed by the LEDs
- *
- * @param data 64 byte array with the data (8 bits/LEDs per byte)
- */
- public void setData(short[] data) {
- for (int y = 0; y < 8; y++) {
- for (int z = 0; z < 8; z++) {
- for (int x = 0; x < 8; x++) {
- Appearance a = new Appearance();
- if ((data[y + (z * 8)] & (1 << x)) != 0) {
- // Activate led
- a.setColoringAttributes(redColor);
- a.setMaterial(redMat);
- } else {
- // Deactivate led
- a.setColoringAttributes(whiteColor);
- a.setMaterial(whiteMat);
- }
- leds[x][y][z].setAppearance(a);
- }
- }
- }
- }
-
- // create nice background
- private Background createBackground() {
- ImageComponent2D image = new TextureLoader(getClass().getResource(
- "bg.png"), null).getImage();
- Background bg = new Background(image);
- bg.setApplicationBounds(new BoundingSphere(new Point3d(0.0, 0.0, 0.0),
- 100.0));
- return bg;
- }
- }
|