/* $RCSfile$
* $Author: migueljmol $
* $Date: 2006-03-25 09:27:43 -0600 (Sat, 25 Mar 2006) $
* $Revision: 4696 $
*
* Copyright (C) 2003-2005 The Jmol Development Team
*
* Contact: jmol-developers@lists.sf.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jmol.shape;
import org.jmol.g3d.Graphics3D;
import org.jmol.modelset.Atom;
import org.jmol.viewer.JmolConstants;
import java.util.BitSet;
public class HalosRenderer extends ShapeRenderer {
boolean isAntialiased;
protected void render() {
Halos halos = (Halos) shape;
boolean selectDisplayTrue = viewer.getSelectionHaloEnabled(true);
boolean showHiddenSelections = (selectDisplayTrue && viewer
.getShowHiddenSelectionHalos());
if (halos.mads == null && halos.bsHighlight == null && !selectDisplayTrue)
return;
isAntialiased = g3d.isAntialiased();
Atom[] atoms = modelSet.atoms;
BitSet bsSelected = (selectDisplayTrue ? viewer.getSelectionSet(false) : null);
for (int i = modelSet.getAtomCount(); --i >= 0;) {
Atom atom = atoms[i];
if ((atom.getShapeVisibilityFlags() & JmolConstants.ATOM_IN_FRAME) == 0)
continue;
boolean isHidden = modelSet.isAtomHidden(i);
mad = (halos.mads == null ? 0 : halos.mads[i]);
colix = (halos.colixes == null || i >= halos.colixes.length ? Graphics3D.INHERIT_ALL
: halos.colixes[i]);
if (selectDisplayTrue && bsSelected.get(i)) {
if (isHidden && !showHiddenSelections)
continue;
if (mad == 0)
mad = -1; // unsized
if (colix == Graphics3D.INHERIT_ALL)
colix = halos.colixSelection;
if (colix == Graphics3D.USE_PALETTE)
colix = Graphics3D.GOLD;
else if (colix == Graphics3D.INHERIT_ALL)
colix = Graphics3D.getColixInherited(colix, atom.getColix());
} else if (isHidden) {
continue;
} else {
colix = Graphics3D.getColixInherited(colix, atom.getColix());
}
if (mad != 0)
render1(atom);
if (!isHidden && halos.bsHighlight != null && halos.bsHighlight.get(i)) {
mad = -2;
colix = halos.colixHighlight;
render1(atom);
}
}
}
void render1(Atom atom) {
short colixFill = (mad == -2 ? 0 : Graphics3D.getColixTranslucent(colix, true, 0.5f));
int z = atom.screenZ;
int diameter = mad;
if (diameter < 0) { //unsized selection
diameter = atom.screenDiameter;
if (diameter == 0) {
float ellipsemax = atom.getADPMinMax(true);
if (ellipsemax > 0)
diameter = viewer.scaleToScreen(z, (int) (ellipsemax * 2000));
if (diameter == 0) {
diameter = viewer.scaleToScreen(z, mad == -2 ? 250 : 500);
}
}
} else {
diameter = viewer.scaleToScreen(z, mad);
}
float d = diameter;
// System.out.println(atom + "scaleToScreen(" + z + "," + mad +")=" + diameter);
if (isAntialiased)
d /= 2;
float more = (d / 2);
if (mad == -2)
more /= 2;
if (more < 8)
more = 8;
if (more > 20)
more = 20;
d += more;
if (isAntialiased)
d *= 2;
if (d < 1)
return;
g3d.drawFilledCircle(colix, colixFill, (int) d,
atom.screenX, atom.screenY, atom.screenZ);
}
}