javafx.scene.shape.Mesh Maven / Gradle / Ivy
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package javafx.scene.shape;
import com.sun.javafx.geom.BaseBounds;
import com.sun.javafx.scene.shape.MeshHelper;
import com.sun.javafx.sg.prism.NGTriangleMesh;
import javafx.application.ConditionalFeature;
import javafx.application.Platform;
import javafx.beans.property.BooleanProperty;
import javafx.beans.property.SimpleBooleanProperty;
import com.sun.javafx.logging.PlatformLogger;
/**
* Base class for representing a 3D geometric surface.
*
* Note that this is a conditional feature. See
* {@link javafx.application.ConditionalFeature#SCENE3D ConditionalFeature.SCENE3D}
* for more information.
*
* @since JavaFX 8.0
*/
public abstract class Mesh {
/*
* Store the singleton instance of the MeshHelper subclass corresponding
* to the subclass of this instance of Mesh
*/
private MeshHelper meshHelper = null;
static {
// This is used by classes in different packages to get access to
// private and package private methods.
MeshHelper.setMeshAccessor(new MeshHelper.MeshAccessor() {
@Override
public MeshHelper getHelper(Mesh mesh) {
return mesh.meshHelper;
}
@Override
public void setHelper(Mesh mesh, MeshHelper meshHelper) {
mesh.meshHelper = meshHelper;
}
});
}
/**
* A constructor that is called by any {@code Mesh} implementation.
*/
protected Mesh() {
if (!Platform.isSupported(ConditionalFeature.SCENE3D)) {
String logname = Mesh.class.getName();
PlatformLogger.getLogger(logname).warning("System can't support "
+ "ConditionalFeature.SCENE3D");
}
}
// Mesh isn't a Node. It can't use the standard dirtyBits pattern that is
// in Node
// TODO: 3D - Material and Mesh have similar pattern. We should look into creating
// a "NodeComponent" class if more non-Node classes are needed.
// Material isn't a Node. It can't use the standard dirtyBits pattern that is
// in Node
private final BooleanProperty dirty = new SimpleBooleanProperty(true);
final boolean isDirty() {
return dirty.getValue();
}
void setDirty(boolean value) {
dirty.setValue(value);
}
final BooleanProperty dirtyProperty() {
return dirty;
}
// We only support one type of mesh for FX 8.
abstract NGTriangleMesh getPGMesh();
abstract void updatePG();
abstract BaseBounds computeBounds(BaseBounds b);
}