/**
* Creates the default axes, which are lines of different colors from the origin to the unit
* vectors. These are attached to the Node {@link #axes}.
*/
protected void initAxes() {
Geometry geometry;
Line line;
float lineWidth = 3f;
// Create the x axis as a red line of unit length.
line = new Line(Vector3f.ZERO, Vector3f.UNIT_X);
line.setLineWidth(lineWidth);
geometry = new Geometry("x", line);
geometry.setMaterial(materials.get("XAxis"));
axes.attachChild(geometry);
// Create the y axis as a green line of unit length.
line = new Line(Vector3f.ZERO, Vector3f.UNIT_Y);
line.setLineWidth(lineWidth);
geometry = new Geometry("y", line);
geometry.setMaterial(materials.get("YAxis"));
axes.attachChild(geometry);
// Create the z axis as a blue line of unit length.
line = new Line(Vector3f.ZERO, Vector3f.UNIT_Z);
line.setLineWidth(lineWidth);
geometry = new Geometry("z", line);
geometry.setMaterial(materials.get("ZAxis"));
axes.attachChild(geometry);
return;
}
/**
* Initialize the axes displayed in the scene. This method should be overridden if custom axes are
* desired. You can toggle the axes by using {@link #setDisplayAxes(boolean)}.
*
* <p>If this method is overridden, you should also override {@link #clearAxes()} to dispose of
* them properly when the <code>ViewAppState</code> is cleaned.
*/
protected void initAxes() {
// If necessary, add spatials to the axes.
Geometry geometry;
Line line;
float lineWidth = 3f;
// Create the materials for the axis. In a sub-class, this would be done
// in initMaterials(). However, adding the materials here is easier for
// sub-classes because there would be a dependency between initAxes()
// and initMaterials().
setMaterial("XAxis", createBasicMaterial(ColorRGBA.Red));
setMaterial("YAxis", createBasicMaterial(ColorRGBA.Green));
setMaterial("ZAxis", createBasicMaterial(ColorRGBA.Blue));
// Create the x axis as a red line of unit length.
line = new Line(Vector3f.ZERO, Vector3f.UNIT_X);
line.setLineWidth(lineWidth);
geometry = new Geometry("x", line);
geometry.setMaterial(getMaterial("XAxis"));
axes.attachChild(geometry);
// Create the y axis as a green line of unit length.
line = new Line(Vector3f.ZERO, Vector3f.UNIT_Y);
line.setLineWidth(lineWidth);
geometry = new Geometry("y", line);
geometry.setMaterial(getMaterial("YAxis"));
axes.attachChild(geometry);
// Create the z axis as a blue line of unit length.
line = new Line(Vector3f.ZERO, Vector3f.UNIT_Z);
line.setLineWidth(lineWidth);
geometry = new Geometry("z", line);
geometry.setMaterial(getMaterial("ZAxis"));
axes.attachChild(geometry);
return;
}
private void drawTransportLine(Location start, Location end, double cost) {
Vector3f lineStart = new Vector3f(start.getX(), 0.5f, start.getY());
Vector3f lineEnd = new Vector3f(end.getX(), 0.5f, end.getY());
Vector3f middle = lineStart.add(lineEnd).divide(2.0f);
displayTransportCost(cost, middle);
Line line = new Line(lineStart, lineEnd);
line.setLineWidth(3.0f);
Material lineMaterial =
new Material(app.getAssetManager(), "Common/MatDefs/Misc/Unshaded.j3md");
lineMaterial.setColor("Color", ColorRGBA.Magenta);
Geometry lineGeometry = new Geometry("line", line);
lineGeometry.setMaterial(lineMaterial);
lineNodes.attachChild(lineGeometry);
}