/*
Copyright 2008-2010 Gephi
Authors : Mathieu Bastian <mathieu.bastian@gephi.org>
Website : http://www.gephi.org
This file is part of Gephi.
Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
Gephi 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with Gephi. If not, see <http://www.gnu.org/licenses/>.
*/
package org.gephi.visualization.opengl.compatibility.modeler;
import javax.media.opengl.GL;
import javax.media.opengl.glu.GLU;
import javax.media.opengl.glu.GLUquadric;
import javax.swing.JPanel;
import org.gephi.graph.api.NodeData;
import org.gephi.graph.api.Renderable;
import org.gephi.visualization.VizController;
import org.gephi.visualization.api.initializer.CompatibilityNodeModeler;
import org.gephi.visualization.modeler.NodeSphereModeler;
import org.gephi.visualization.opengl.AbstractEngine;
import org.gephi.visualization.apiimpl.ModelImpl;
import org.gephi.visualization.apiimpl.VizConfig;
import org.gephi.visualization.opengl.compatibility.CompatibilityEngine;
import org.gephi.visualization.opengl.compatibility.objects.NodeSphereModel;
/**
* Default initializer for the nodes. The class draw sphere objects and manage a LOD system.
*
* @author Mathieu Bastian
* @see NodeSphereModel
*/
public class CompatibilityNodeSphereModeler extends NodeSphereModeler implements CompatibilityNodeModeler {
public int SHAPE_DIAMOND;
public int SHAPE_SPHERE16;
public int SHAPE_SPHERE32;
public int SHAPE_SPHERE64;
public int SHAPE_BILLBOARD;
private CompatibilityEngine engine;
private VizConfig config;
public CompatibilityNodeSphereModeler(AbstractEngine engine) {
this.engine = (CompatibilityEngine) engine;
this.config = VizController.getInstance().getVizConfig();
}
@Override
public ModelImpl initModel(Renderable n) {
NodeSphereModel obj = new NodeSphereModel();
obj.setObj((NodeData) n);
obj.setSelected(false);
obj.setDragDistanceFromMouse(new float[2]);
obj.modelType = SHAPE_SPHERE64;
n.setModel(obj);
chooseModel(obj);
return obj;
}
@Override
public void chooseModel(ModelImpl object3d) {
NodeSphereModel obj = (NodeSphereModel) object3d;
if (config.isDisableLOD()) {
obj.modelType = SHAPE_SPHERE64;
return;
}
float distance = engine.cameraDistance(object3d) / object3d.getObj().getRadius();
if (distance > 600) {
obj.modelType = SHAPE_DIAMOND;
} else if (distance > 50) {
obj.modelType = SHAPE_SPHERE16;
} else {
obj.modelType = SHAPE_SPHERE32;
}
}
@Override
public int initDisplayLists(GL gl, GLU glu, GLUquadric quadric, int ptr) {
// Diamond display list
SHAPE_DIAMOND = ptr + 1;
gl.glNewList(SHAPE_DIAMOND, GL.GL_COMPILE);
glu.gluSphere(quadric, 0.5f, 4, 2);
gl.glEndList();
//End
// Sphere16 display list
SHAPE_SPHERE16 = SHAPE_DIAMOND + 1;
gl.glNewList(SHAPE_SPHERE16, GL.GL_COMPILE);
gl.glCallList(ptr);
glu.gluSphere(quadric, 0.5f, 16, 8);
gl.glEndList();
//Fin
// Sphere32 display list
SHAPE_SPHERE32 = SHAPE_SPHERE16 + 1;
gl.glNewList(SHAPE_SPHERE32, GL.GL_COMPILE);
gl.glCallList(ptr);
glu.gluSphere(quadric, 0.5f, 32, 16);
gl.glEndList();
// Sphere32 display list
SHAPE_SPHERE64 = SHAPE_SPHERE32 + 1;
gl.glNewList(SHAPE_SPHERE64, GL.GL_COMPILE);
gl.glCallList(ptr);
glu.gluSphere(quadric, 0.5f, 64, 32);
gl.glEndList();
return SHAPE_SPHERE64;
}
public void beforeDisplay(GL gl, GLU glu) {
}
public void afterDisplay(GL gl, GLU glu) {
}
@Override
public void initFromOpenGLThread() {
}
@Override
public JPanel getPanel() {
return null;
}
public boolean is3d() {
return true;
}
@Override
public String getName() {
return "Sphere 3d";
}
}