/**
* General constructor.
*
* @param element {@link GeoElement}
* @param scope {@link EquationScope}
*/
public EquationPolygon(final GeoElement element, final EquationScope scope) {
super(element, scope);
GeoPolygon polygon = (GeoPolygon) element;
this.setSegments(polygon.getSegments());
}
/**
* Return the edges of a polygon
*
* @param poly the polygon
* @return and array with all the edges of the polygon
*/
public static GeoSegment[] getPolygonEdges(GeoPolygon poly) {
GeoSegmentND[] nd_edges = poly.getSegments();
GeoSegment[] edges = new GeoSegment[nd_edges.length];
for (int i = 0; i < nd_edges.length; i++) {
edges[i] = (GeoSegment) nd_edges[i];
}
return edges;
}
@Override
protected void updateOutput() {
if (isOldFileVersion()) {
// add polyhedron's segments and polygons, without setting this algo as algoparent
int index = 0;
if (!bottomAsInput) { // check bottom
outputPolygonsBottom.addOutput(polyhedron.getFace(index), false);
index++;
for (int i = 0; i < bottomPointsLength; i++)
outputSegmentsBottom.addOutput(
(GeoSegment3D) polyhedron.getSegment(points[i], points[(i + 1) % bottomPointsLength]),
false);
}
// sides
for (int i = 0; i < bottomPointsLength; i++) {
outputPolygonsSide.addOutput(polyhedron.getFace(index), false);
index++;
outputSegmentsSide.addOutput(
(GeoSegment3D) polyhedron.getSegment(points[i], points[i + bottomPointsLength]), false);
}
// top
outputPolygonsTop.addOutput(polyhedron.getFace(index), false);
for (int i = 0; i < bottomPointsLength; i++)
outputSegmentsTop.addOutput(
(GeoSegment3D)
polyhedron.getSegment(
points[bottomPointsLength + i],
points[bottomPointsLength + ((i + 1) % bottomPointsLength)]),
false);
} else {
// Application.debug("ici");
Collection<GeoPolygon3D> faces = polyhedron.getFacesCollection();
int top = faces.size();
int step = 1;
for (GeoPolygon polygon : faces) {
GeoSegmentND[] segments = polygon.getSegments();
if (step == 1 && !bottomAsInput) { // bottom
outputPolygonsBottom.addOutput((GeoPolygon3D) polygon, false);
for (int i = 0; i < segments.length; i++)
outputSegmentsBottom.addOutput((GeoSegment3D) segments[i], false);
step++;
continue;
} else if (step == top) { // top
outputPolygonsTop.addOutput((GeoPolygon3D) polygon, false);
for (int i = 0; i < segments.length; i++)
outputSegmentsTop.addOutput((GeoSegment3D) segments[i], false);
step++;
continue;
}
// sides
outputPolygonsSide.addOutput((GeoPolygon3D) polygon, false);
outputSegmentsSide.addOutput((GeoSegment3D) polygon.getSegments()[3], false);
step++;
}
}
refreshOutput();
}
