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Jmol: an open-source Java viewer for chemical structures in 3D
/* $RCSfile$
* $Author: aherraez $
* $Date: 2009-01-15 21:00:00 +0100 (Thu, 15 Jan 2009) $
* $Revision: 7752 $
*
* Copyright (C) 2003-2009 The Jmol Development Team
*
* Contact: [email protected]
*
* 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.
*/
/* Based on _VrmlExporter by rhanson
and Help from http://x3dgraphics.com/examples/X3dForWebAuthors/index.html
*/
package org.jmol.export;
import java.util.Map;
import javajs.awt.Font;
import javajs.util.A4;
import javajs.util.Lst;
import javajs.util.P3;
import javajs.util.PT;
import javajs.util.T3;
import org.jmol.java.BS;
import org.jmol.util.GData;
import org.jmol.viewer.Viewer;
public class _X3dExporter extends _VrmlExporter {
public _X3dExporter() {
super();
useTable = new UseTable("USE='");
}
@Override
protected void outputHeader() {
output("\n");
output("\n");
output(""
+ "\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
}
@Override
protected void outputAttr(String attr, float x, float y, float z) {
output(" " + attr + "='" + round(x) + " " + round(y) + " " + round(z) + "'");
}
@Override
protected void outputRotation(A4 a) {
output(" rotation='" + a.x + " " + a.y + " " + a.z + " " + a.angle + "'");
}
@Override
protected void outputFooter() {
useTable = null;
popMatrix();
popMatrix();
output(" \n");
output(" \n");
}
@Override
protected void outputAppearance(short colix, boolean isText) {
String def = getDef((isText ? "T" : "") + colix);
output("");
outputFaceSetStart();
}
@Override
protected void outputChildStart() {
// not used!
}
@Override
protected void outputChildClose() {
// not used!
}
@Override
protected void outputDefChildFaceSet(String child) {
if (child != null)
output("DEF='" + child + "'");
}
@Override
protected void outputFaceSetStart() {
output("\n");
}
@Override
protected void outputUseChildClose(String child) {
output(child + "/>");
}
@Override
protected void outputChildShapeClose() {
outputShapeClose();
}
@Override
protected void outputShapeClose() {
output(" \n");
}
@Override
protected void outputCloseTag() {
output(">\n");
}
@Override
protected void outputTriangle(T3 pt1, T3 pt2, T3 pt3, short colix) {
// nucleic base
// cartoons
output("\n");
output("");
output(" \n");
outputAppearance(colix, false);
output("\n \n");
}
@Override
protected void outputCircle(P3 pt1, P3 pt2, float radius, short colix,
boolean doFill) {
// not fixed -- still duplicated in X3d
if (doFill) {
// draw filled circle
pushMatrix();
output("translation='");
tempV1.ave(tempP3, pt1);
output(tempV1);
output("'>");
pushMatrix();
output ("rotation='1 0 0 1.5708'");
float height = pt1.distance(pt2);
outputAttr("scale", radius, height, radius);
output(">");
outputCylinderChildScaled(colix, GData.ENDCAPS_FLAT);
popMatrix();
output(" ");
popMatrix();
return;
}
// draw a thin torus
String child = getDef("C" + colix + "_" + radius);
pushMatrix();
outputTransRot(tempP3, pt1, 0, 0, 1);
tempP3.set(1, 1, 1);
tempP3.scale(radius);
outputAttr("scale", tempP3.x, tempP3.y, tempP3.z);
output(">\n");
pushMatrix();
output(" \n");
popMatrix();
}
@Override
protected void outputGeometry(T3[] vertices, T3[] normals,
short[] colixes, int[][] indices,
short[] polygonColixes,
int nVertices, int nPolygons,
BS bsPolygons,
int faceVertexMax, Lst colorList, Map htColixes, P3 offset) {
output(" creaseAngle='0.5'\n");
if (polygonColixes != null)
output(" colorPerVertex='false'\n");
// coordinates, part 1
output("coordIndex='\n");
int[] map = new int[nVertices];
getCoordinateMap(vertices, map, null);
outputIndices(indices, map, nPolygons, bsPolygons, faceVertexMax);
output("'\n");
// normals, part 1
Lst vNormals = null;
if (normals != null) {
vNormals = new Lst();
map = getNormalMap(normals, nVertices, null, vNormals);
output(" solid='false'\n normalPerVertex='true'\n normalIndex='\n");
outputIndices(indices, map, nPolygons, bsPolygons, faceVertexMax);
output("'\n");
}
map = null;
// colors, part 1
if (colorList != null) {
output(" colorIndex='\n");
outputColorIndices(indices, nPolygons, bsPolygons, faceVertexMax, htColixes, colixes, polygonColixes);
output("'\n");
}
output(">\n"); // closes IndexedFaceSet opening tag
// coordinates, part 2
output("\n");
// output(" \n");
// output(" \n");
}
@Override
void plotText(int x, int y, int z, short colix, String text, Font font3d) {
// output("");
// // These x y z are 3D coordinates of echo or the atom the label is attached
// // to.
// output(""
// + ""
// + "");
// outputAppearance(colix, true);
// output("");
// output(" ");
// output(" ");
// output(" ");
// } else {
// output(fontChild + ">");
// }
// output(" \n");
// output(" \n");
//
// /*
// * Unsolved issues: # Non-label texts: echos, measurements :: need to get
// * space coordinates, not screen coord. # Font size: not implemented; 0.4A
// * is hardcoded (resizes with zoom) Java VRML font3d.fontSize = 13.0 size
// * (numeric), but in angstroms, not pixels font3d.fontSizeNominal = 13.0 #
// * Label offsets: not implemented; hardcoded to 0.25A in each x,y,z #
// * Multi-line labels: only the first line is received # Sub/superscripts not
// * interpreted
// */
}
// @Override
// protected void outputCone(P3 ptBase, P3 ptTip, float radius,
// short colix) {
// float height = ptBase.distance(ptTip);
// pushMatrix();
// outputTransRot(ptBase, ptTip, 0, 1, 0);
// outputAttr("scale", radius, height, radius);
// outputCloseTag();
// outputShapeStart();
// String child = getDef("c");
// if (child.charAt(0) == '_') {
// outputDefChildFaceSet(child);
// outputConeGeometry(true);
// outputCloseFaceSet();
// } else {
// outputChildClose(child);
// }
// outputAppearance(colix, false);
// outputShapeClose();
// popMatrix();
// }
//
// @Override
// protected boolean outputCylinder(P3 ptCenter, P3 pt1, P3 pt2,
// short colix, byte endcaps, float radius, P3 ptX, P3 ptY, boolean checkRadius) {
// float height = pt1.distance(pt2);
// pushMatrix();
// if (ptX == null) {
// outputTransRot(pt1, pt2, 0, 1, 0);
// outputAttr("scale", radius, height, radius);
// } else {
// outputAttrPt("translation", ptCenter);
// outputQuaternionFrame(ptCenter, ptY, pt1, ptX, 2, 2, 2);
// pt1.set(0, 0, -0.5f);
// pt2.set(0, 0, 0.5f);
// }
// outputCloseTag();
// outputCylinderChildScaled(colix, endcaps);
// popMatrix();
//// if (endcaps == GData.ENDCAPS_SPHERICAL) {
//// outputSphere(pt1, radius * 1.01f, colix, true);
//// outputSphere(pt2, radius * 1.01f, colix, true);
//// }
// return true;
// }
//
// @Override
// protected void outputCylinderChildScaled(short colix,
// byte endcaps) {
// outputShapeStart();
// String child = getDef("C" + "_" + endcaps);
// if (child.charAt(0) == '_') {
// outputDefChildFaceSet(child);
// outputCylinderGeometry(endcaps);
// outputCloseFaceSet();
// } else {
// outputUseChildClose(child);
// }
// outputAppearance(colix, false);
// outputShapeClose();
// }
// @Override
// protected void outputSurface(T3[] vertices, T3[] normals,
// short[] colixes, int[][] indices,
// short[] polygonColixes,
// int nVertices, int nPolygons, int nTriangles, BS bsPolygons,
// int faceVertexMax, short colix,
// Lst colorList, Map htColixes, P3 offset) {
// output("");
// outputAppearance(colix, false);
// output("