Source Code Cross Referenced for VertexAttrTestCg.java in  » 6.0-JDK-Modules » java-3d » org » jdesktop » j3d » examples » cg_shader » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules » java 3d » org.jdesktop.j3d.examples.cg_shader 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * $RCSfile: VertexAttrTestCg.java,v $
003:         *
004:         * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * Redistribution and use in source and binary forms, with or without
007:         * modification, are permitted provided that the following conditions
008:         * are met:
009:         *
010:         * - Redistribution of source code must retain the above copyright
011:         *   notice, this list of conditions and the following disclaimer.
012:         *
013:         * - Redistribution in binary form must reproduce the above copyright
014:         *   notice, this list of conditions and the following disclaimer in
015:         *   the documentation and/or other materials provided with the
016:         *   distribution.
017:         *
018:         * Neither the name of Sun Microsystems, Inc. or the names of
019:         * contributors may be used to endorse or promote products derived
020:         * from this software without specific prior written permission.
021:         *
022:         * This software is provided "AS IS," without a warranty of any
023:         * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
024:         * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
025:         * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
026:         * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
027:         * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
028:         * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
029:         * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
030:         * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
031:         * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
032:         * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
033:         * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
034:         * POSSIBILITY OF SUCH DAMAGES.
035:         *
036:         * You acknowledge that this software is not designed, licensed or
037:         * intended for use in the design, construction, operation or
038:         * maintenance of any nuclear facility.
039:         *
040:         * $Revision: 1.4 $
041:         * $Date: 2007/02/09 17:21:33 $
042:         * $State: Exp $
043:         */
044:
045:        package org.jdesktop.j3d.examples.cg_shader;
046:
047:        import com.sun.j3d.utils.universe.*;
048:        import com.sun.j3d.utils.shader.StringIO;
049:        import javax.media.j3d.*;
050:        import java.awt.GraphicsConfiguration;
051:        import java.io.IOException;
052:        import java.nio.ByteBuffer;
053:        import java.nio.ByteOrder;
054:        import java.nio.FloatBuffer;
055:        import javax.swing.JFrame;
056:        import javax.swing.JOptionPane;
057:        import javax.vecmath.Color3f;
058:        import javax.vecmath.Point3d;
059:        import org.jdesktop.j3d.examples.Resources;
060:
061:        public class VertexAttrTestCg extends javax.swing.JFrame {
062:
063:            SimpleUniverse univ = null;
064:            BranchGroup scene = null;
065:
066:            public BranchGroup createSceneGraph(boolean hasVertexAttrs) {
067:
068:                // Bounds for BG and behavior
069:                BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,
070:                        0.0, 0.0), 100.0);
071:
072:                // Create the root of the branch graph
073:                BranchGroup objRoot = new BranchGroup();
074:                objRoot.setCapability(BranchGroup.ALLOW_DETACH);
075:
076:                // Set up the background
077:                Color3f bgColor = new Color3f(0.1f, 0.1f, 0.1f);
078:                Background bg = new Background(bgColor);
079:                bg.setApplicationBounds(bounds);
080:                objRoot.addChild(bg);
081:
082:                // Create the TransformGroup node and initialize it to the
083:                // identity. Enable the TRANSFORM_WRITE capability so that
084:                // our behavior code can modify it at run time. Add it to
085:                // the root of the subgraph.
086:                TransformGroup objTrans = new TransformGroup();
087:                objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
088:                objRoot.addChild(objTrans);
089:
090:                // Create a simple Shape3D node; add it to the scene graph.
091:                objTrans.addChild(new MyShape(this , hasVertexAttrs));
092:
093:                return objRoot;
094:            }
095:
096:            private Canvas3D initScene() {
097:                GraphicsConfiguration config = SimpleUniverse
098:                        .getPreferredConfiguration();
099:
100:                Canvas3D c = new Canvas3D(config);
101:
102:                univ = new SimpleUniverse(c);
103:
104:                // Add a ShaderErrorListener
105:                univ.addShaderErrorListener(new ShaderErrorListener() {
106:                    public void errorOccurred(ShaderError error) {
107:                        error.printVerbose();
108:                        JOptionPane.showMessageDialog(VertexAttrTestCg.this ,
109:                                error.toString(), "ShaderError",
110:                                JOptionPane.ERROR_MESSAGE);
111:                    }
112:                });
113:
114:                ViewingPlatform viewingPlatform = univ.getViewingPlatform();
115:                // This will move the ViewPlatform back a bit so the
116:                // objects in the scene can be viewed.
117:                viewingPlatform.setNominalViewingTransform();
118:
119:                return c;
120:            }
121:
122:            /**
123:             * Creates new form VertexAttrTestCg
124:             */
125:            public VertexAttrTestCg() {
126:                // Initialize the GUI components
127:                initComponents();
128:
129:                // Create the scene and add the Canvas3D to the drawing panel
130:                Canvas3D c = initScene();
131:                drawingPanel.add(c, java.awt.BorderLayout.CENTER);
132:            }
133:
134:            static class MyShape extends Shape3D {
135:                // Coordinate data
136:                private static final float[] coords = { 0.0f, 0.0f, 0.0f, 0.5f,
137:                        0.0f, 0.0f, 0.0f, 0.5f, 0.0f, };
138:
139:                private static final int[] sizes = { 1, 3 };
140:                private static final float[] weights = { 0.45f, 0.15f, 0.95f, };
141:                private static final float[] temps = { 1.0f, 0.5f, 0.5f, 0.5f,
142:                        1.0f, 0.5f, 0.5f, 0.5f, 1.0f, };
143:
144:                private static final String[] vaNames = { "weight",
145:                        "temperature" };
146:
147:                J3DBuffer createDirectFloatBuffer(float[] arr) {
148:                    ByteOrder order = ByteOrder.nativeOrder();
149:
150:                    FloatBuffer nioBuf = ByteBuffer.allocateDirect(
151:                            arr.length * 4).order(order).asFloatBuffer();
152:                    nioBuf.put(arr);
153:                    return new J3DBuffer(nioBuf);
154:                }
155:
156:                MyShape(JFrame frame, boolean hasVertexAttrs) {
157:
158:                    int vertexFormat = GeometryArray.COORDINATES;
159:                    int vertexAttrCount = 0;
160:                    int[] vertexAttrSizes = null;
161:                    String[] vertexAttrNames = null;
162:                    String[] shaderAttrNames = null;
163:
164:                    if (hasVertexAttrs) {
165:                        vertexFormat |= GeometryArray.VERTEX_ATTRIBUTES;
166:                        vertexAttrCount = vaNames.length;
167:                        vertexAttrSizes = sizes;
168:                        vertexAttrNames = vaNames;
169:                    }
170:
171:                    TriangleArray tri = new TriangleArray(6, vertexFormat, 0,
172:                            null, vertexAttrCount, vertexAttrSizes);
173:                    tri.setValidVertexCount(3);
174:                    tri.setCoordinates(0, coords);
175:
176:                    if (hasVertexAttrs) {
177:                        tri.setVertexAttrs(0, 0, weights);
178:                        tri.setVertexAttrs(1, 0, temps);
179:
180:                        String vertexProgram = null;
181:                        try {
182:                            vertexProgram = StringIO
183:                                    .readFully(Resources
184:                                            .getResource("cg_shader/vertexshader_vp.cg"));
185:                        } catch (IOException e) {
186:                            throw new RuntimeException(e);
187:                        }
188:
189:                        Shader[] shaders = new Shader[1];
190:                        shaders[0] = new SourceCodeShader(
191:                                Shader.SHADING_LANGUAGE_CG,
192:                                Shader.SHADER_TYPE_VERTEX, vertexProgram);
193:                        ShaderProgram shaderProgram = new CgShaderProgram();
194:                        shaderProgram.setShaders(shaders);
195:                        shaderProgram.setVertexAttrNames(vertexAttrNames);
196:
197:                        ShaderAppearance app = new ShaderAppearance();
198:                        app.setShaderProgram(shaderProgram);
199:
200:                        this .setGeometry(tri);
201:                        this .setAppearance(app);
202:
203:                    } else {
204:                        this .setGeometry(tri);
205:                        this .setAppearance(new Appearance());
206:                    }
207:                }
208:            }
209:
210:            // ----------------------------------------------------------------
211:
212:            /** This method is called from within the constructor to
213:             * initialize the form.
214:             * WARNING: Do NOT modify this code. The content of this method is
215:             * always regenerated by the Form Editor.
216:             */
217:            // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
218:            private void initComponents() {
219:                java.awt.GridBagConstraints gridBagConstraints;
220:
221:                mainPanel = new javax.swing.JPanel();
222:                guiPanel = new javax.swing.JPanel();
223:                vertexCheckBoxPanel = new javax.swing.JPanel();
224:                jPanel1 = new javax.swing.JPanel();
225:                jSeparator1 = new javax.swing.JSeparator();
226:                jSeparator2 = new javax.swing.JSeparator();
227:                jPanel2 = new javax.swing.JPanel();
228:                vertexAttrsBox = new javax.swing.JCheckBox();
229:                geometryPanel = new javax.swing.JPanel();
230:                createButton = new javax.swing.JButton();
231:                destroyButton = new javax.swing.JButton();
232:                drawingPanel = new javax.swing.JPanel();
233:                jMenuBar1 = new javax.swing.JMenuBar();
234:                fileMenu = new javax.swing.JMenu();
235:                exitMenuItem = new javax.swing.JMenuItem();
236:
237:                setTitle("Vertex Attribute Test");
238:                addWindowListener(new java.awt.event.WindowAdapter() {
239:                    public void windowClosing(java.awt.event.WindowEvent evt) {
240:                        exitForm(evt);
241:                    }
242:                });
243:
244:                mainPanel.setLayout(new java.awt.BorderLayout());
245:
246:                guiPanel.setLayout(new java.awt.GridBagLayout());
247:
248:                guiPanel.setBorder(javax.swing.BorderFactory
249:                        .createLineBorder(new java.awt.Color(0, 0, 0)));
250:                vertexCheckBoxPanel.setLayout(new java.awt.GridBagLayout());
251:
252:                vertexCheckBoxPanel
253:                        .setBorder(javax.swing.BorderFactory
254:                                .createTitledBorder(
255:                                        null,
256:                                        "vertexFormat",
257:                                        javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,
258:                                        javax.swing.border.TitledBorder.DEFAULT_POSITION,
259:                                        new java.awt.Font("Lucida Sans", 0, 10)));
260:                jPanel1.setLayout(new java.awt.GridBagLayout());
261:
262:                jSeparator1.setPreferredSize(new java.awt.Dimension(0, 4));
263:                gridBagConstraints = new java.awt.GridBagConstraints();
264:                gridBagConstraints.gridx = 0;
265:                gridBagConstraints.gridy = 1;
266:                jPanel1.add(jSeparator1, gridBagConstraints);
267:
268:                jSeparator2.setPreferredSize(new java.awt.Dimension(0, 4));
269:                gridBagConstraints = new java.awt.GridBagConstraints();
270:                gridBagConstraints.gridx = 0;
271:                gridBagConstraints.gridy = 3;
272:                jPanel1.add(jSeparator2, gridBagConstraints);
273:
274:                gridBagConstraints = new java.awt.GridBagConstraints();
275:                gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTH;
276:                vertexCheckBoxPanel.add(jPanel1, gridBagConstraints);
277:
278:                jPanel2.setLayout(new java.awt.GridBagLayout());
279:
280:                vertexAttrsBox.setSelected(true);
281:                vertexAttrsBox.setText("VertexAttrs");
282:                gridBagConstraints = new java.awt.GridBagConstraints();
283:                gridBagConstraints.gridx = 0;
284:                gridBagConstraints.gridy = 4;
285:                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
286:                jPanel2.add(vertexAttrsBox, gridBagConstraints);
287:
288:                gridBagConstraints = new java.awt.GridBagConstraints();
289:                gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTH;
290:                vertexCheckBoxPanel.add(jPanel2, gridBagConstraints);
291:
292:                gridBagConstraints = new java.awt.GridBagConstraints();
293:                gridBagConstraints.gridy = 0;
294:                gridBagConstraints.insets = new java.awt.Insets(2, 2, 2, 2);
295:                guiPanel.add(vertexCheckBoxPanel, gridBagConstraints);
296:
297:                geometryPanel.setLayout(new java.awt.GridBagLayout());
298:
299:                createButton.setText("Create Geometry");
300:                createButton
301:                        .addActionListener(new java.awt.event.ActionListener() {
302:                            public void actionPerformed(
303:                                    java.awt.event.ActionEvent evt) {
304:                                createButtonActionPerformed(evt);
305:                            }
306:                        });
307:
308:                gridBagConstraints = new java.awt.GridBagConstraints();
309:                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
310:                geometryPanel.add(createButton, gridBagConstraints);
311:
312:                destroyButton.setText("Destroy Geometry");
313:                destroyButton
314:                        .addActionListener(new java.awt.event.ActionListener() {
315:                            public void actionPerformed(
316:                                    java.awt.event.ActionEvent evt) {
317:                                destroyButtonActionPerformed(evt);
318:                            }
319:                        });
320:
321:                gridBagConstraints = new java.awt.GridBagConstraints();
322:                gridBagConstraints.gridx = 0;
323:                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
324:                gridBagConstraints.insets = new java.awt.Insets(0, 0, 2, 0);
325:                geometryPanel.add(destroyButton, gridBagConstraints);
326:
327:                gridBagConstraints = new java.awt.GridBagConstraints();
328:                gridBagConstraints.gridy = 0;
329:                gridBagConstraints.insets = new java.awt.Insets(2, 2, 2, 2);
330:                guiPanel.add(geometryPanel, gridBagConstraints);
331:
332:                mainPanel.add(guiPanel, java.awt.BorderLayout.NORTH);
333:
334:                drawingPanel.setLayout(new java.awt.BorderLayout());
335:
336:                drawingPanel.setPreferredSize(new java.awt.Dimension(500, 500));
337:                mainPanel.add(drawingPanel, java.awt.BorderLayout.CENTER);
338:
339:                getContentPane().add(mainPanel, java.awt.BorderLayout.CENTER);
340:
341:                fileMenu.setText("File");
342:                exitMenuItem.setText("Exit");
343:                exitMenuItem
344:                        .addActionListener(new java.awt.event.ActionListener() {
345:                            public void actionPerformed(
346:                                    java.awt.event.ActionEvent evt) {
347:                                exitMenuItemActionPerformed(evt);
348:                            }
349:                        });
350:
351:                fileMenu.add(exitMenuItem);
352:
353:                jMenuBar1.add(fileMenu);
354:
355:                setJMenuBar(jMenuBar1);
356:
357:                pack();
358:            }// </editor-fold>//GEN-END:initComponents
359:
360:            private void destroyButtonActionPerformed(
361:                    java.awt.event.ActionEvent evt) {//GEN-FIRST:event_destroyButtonActionPerformed
362:                if (scene != null) {
363:                    univ.getLocale().removeBranchGraph(scene);
364:                    scene = null;
365:                }
366:            }//GEN-LAST:event_destroyButtonActionPerformed
367:
368:            private void createButtonActionPerformed(
369:                    java.awt.event.ActionEvent evt) {//GEN-FIRST:event_createButtonActionPerformed
370:                if (scene == null) {
371:                    boolean hasVertexAttrs = vertexAttrsBox.isSelected();
372:                    scene = createSceneGraph(hasVertexAttrs);
373:                    univ.addBranchGraph(scene);
374:                }
375:            }//GEN-LAST:event_createButtonActionPerformed
376:
377:            private void exitMenuItemActionPerformed(
378:                    java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exitMenuItemActionPerformed
379:                System.exit(0);
380:            }//GEN-LAST:event_exitMenuItemActionPerformed
381:
382:            /** Exit the Application */
383:            private void exitForm(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_exitForm
384:                System.exit(0);
385:            }//GEN-LAST:event_exitForm
386:
387:            /**
388:             * @param args the command line arguments
389:             */
390:            public static void main(String args[]) {
391:                java.awt.EventQueue.invokeLater(new Runnable() {
392:                    public void run() {
393:                        new VertexAttrTestCg().setVisible(true);
394:                    }
395:                });
396:            }
397:
398:            // Variables declaration - do not modify//GEN-BEGIN:variables
399:            private javax.swing.JButton createButton;
400:            private javax.swing.JButton destroyButton;
401:            private javax.swing.JPanel drawingPanel;
402:            private javax.swing.JMenuItem exitMenuItem;
403:            private javax.swing.JMenu fileMenu;
404:            private javax.swing.JPanel geometryPanel;
405:            private javax.swing.JPanel guiPanel;
406:            private javax.swing.JMenuBar jMenuBar1;
407:            private javax.swing.JPanel jPanel1;
408:            private javax.swing.JPanel jPanel2;
409:            private javax.swing.JSeparator jSeparator1;
410:            private javax.swing.JSeparator jSeparator2;
411:            private javax.swing.JPanel mainPanel;
412:            private javax.swing.JCheckBox vertexAttrsBox;
413:            private javax.swing.JPanel vertexCheckBoxPanel;
414:            // End of variables declaration//GEN-END:variables
415:
416:        }
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