private static Map<Geometry, SceneGraphComponent> getGeometries_R(
SceneGraphComponent root, SceneGraphPath p) {
p.push(root);
Map<Geometry, SceneGraphComponent> r = new HashMap<Geometry, SceneGraphComponent>();
if (root.getGeometry() != null) {
Geometry g = root.getGeometry();
if (g instanceof PointSet) { // remove vertex normals if flat shading
PointSet pSet = (PointSet) g;
if (pSet.getVertexAttributes().containsAttribute(Attribute.NORMALS)) {
EffectiveAppearance ea = EffectiveAppearance.create(p);
DefaultGeometryShader dgs = ShaderUtility.createDefaultGeometryShader(ea);
DefaultPolygonShader ps = (DefaultPolygonShader) dgs.getPolygonShader();
if (!ps.getSmoothShading()) {
pSet.setVertexAttributes(Attribute.NORMALS, null);
}
}
}
r.put(root.getGeometry(), root);
}
for (int i = 0; i < root.getChildComponentCount(); i++) {
Map<Geometry, SceneGraphComponent> subList = getGeometries_R(root.getChildComponent(i), p);
if (subList.size() != 0) {
r.putAll(subList);
}
}
p.pop();
return r;
}
public void visit(PointSet p) {
// Following code should only be activated if we have listeners installed to update
// the bounding box when it goes out of date.
if (checkForBoundingBox(p)) return;
Object domain = p.getGeometryAttributes(GeometryUtility.HEIGHT_FIELD_SHAPE);
if (domain != null && domain instanceof Rectangle2D) {
Rectangle2D box = (Rectangle2D) domain;
double[][] data = p.getVertexAttributes(Attribute.COORDINATES).toDoubleArrayArray(null);
double[][] zbnds = new double[2][1];
Rn.calculateBounds(zbnds, data);
double[][] xyzbnds = new double[2][3];
xyzbnds[0][0] = box.getMinX();
xyzbnds[1][0] = box.getMaxX();
xyzbnds[0][1] = box.getMinY();
xyzbnds[1][1] = box.getMaxY();
xyzbnds[0][2] = zbnds[0][0];
xyzbnds[1][2] = zbnds[1][0];
if (Double.isNaN(xyzbnds[0][0])) throw new IllegalStateException("Nan");
Rectangle3D box3 = new Rectangle3D(xyzbnds);
unionBox(box3);
return;
}
DataList vv = p.getVertexAttributes(Attribute.COORDINATES);
if (vv == null) {
// signal error
return;
}
unionVectors(vv);
}