1 /* 2 * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javafx.scene.shape; 27 28 import com.sun.javafx.geom.BaseBounds; 29 import com.sun.javafx.scene.shape.MeshHelper; 30 import com.sun.javafx.sg.prism.NGTriangleMesh; 31 import javafx.application.ConditionalFeature; 32 import javafx.application.Platform; 33 import javafx.beans.property.BooleanProperty; 34 import javafx.beans.property.SimpleBooleanProperty; 35 import com.sun.javafx.logging.PlatformLogger; 36 37 /** 38 * Base class for representing a 3D geometric surface. 39 * 40 * Note that this is a conditional feature. See 41 * {@link javafx.application.ConditionalFeature#SCENE3D ConditionalFeature.SCENE3D} 42 * for more information. 43 * 44 * @since JavaFX 8.0 45 */ 46 public abstract class Mesh { 47 48 /* 49 * Store the singleton instance of the MeshHelper subclass corresponding 50 * to the subclass of this instance of Mesh 51 */ 52 private MeshHelper meshHelper = null; 53 54 static { 55 // This is used by classes in different packages to get access to 56 // private and package private methods. 57 MeshHelper.setMeshAccessor(new MeshHelper.MeshAccessor() { 58 @Override 59 public MeshHelper getHelper(Mesh mesh) { 60 return mesh.meshHelper; 61 } 62 63 @Override 64 public void setHelper(Mesh mesh, MeshHelper meshHelper) { 65 mesh.meshHelper = meshHelper; 66 } 67 }); 68 } 69 70 protected Mesh() { 71 if (!Platform.isSupported(ConditionalFeature.SCENE3D)) { 72 String logname = Mesh.class.getName(); 73 PlatformLogger.getLogger(logname).warning("System can't support " 74 + "ConditionalFeature.SCENE3D"); 75 } 76 } 77 78 // Mesh isn't a Node. It can't use the standard dirtyBits pattern that is 79 // in Node 80 // TODO: 3D - Material and Mesh have similar pattern. We should look into creating 81 // a "NodeComponent" class if more non-Node classes are needed. 82 83 // Material isn't a Node. It can't use the standard dirtyBits pattern that is 84 // in Node 85 private final BooleanProperty dirty = new SimpleBooleanProperty(true); 86 87 final boolean isDirty() { 88 return dirty.getValue(); 89 } 90 91 void setDirty(boolean value) { 92 dirty.setValue(value); 93 } 94 95 final BooleanProperty dirtyProperty() { 96 return dirty; 97 } 98 99 // We only support one type of mesh for FX 8. 100 abstract NGTriangleMesh getPGMesh(); 101 abstract void updatePG(); 102 103 abstract BaseBounds computeBounds(BaseBounds b); 104 105 }