public void createRenderables() {
this.gridElements = new ArrayList<GridElement>();
double gridStep = this.size / 10;
Position p1, p2;
ArrayList<Position> positions = new ArrayList<Position>();
// South-North lines
for (int i = 1; i <= 9; i++) {
double easting = this.SWEasting + gridStep * i;
positions.clear();
p1 = computePosition(this.UTMZone, this.hemisphere, easting, SWNorthing);
p2 = computePosition(this.UTMZone, this.hemisphere, easting, SWNorthing + this.size);
if (this.isTruncated) {
computeTruncatedSegment(p1, p2, this.UTMZoneSector, positions);
} else {
positions.add(p1);
positions.add(p2);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
Object polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
Sector lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_EASTING);
ge.setValue(easting);
this.gridElements.add(ge);
}
}
// West-East lines
for (int i = 1; i <= 9; i++) {
double northing = this.SWNorthing + gridStep * i;
positions.clear();
p1 = computePosition(this.UTMZone, this.hemisphere, SWEasting, northing);
p2 = computePosition(this.UTMZone, this.hemisphere, SWEasting + this.size, northing);
if (this.isTruncated) {
computeTruncatedSegment(p1, p2, this.UTMZoneSector, positions);
} else {
positions.add(p1);
positions.add(p2);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
Object polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
Sector lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_NORTHING);
ge.setValue(northing);
this.gridElements.add(ge);
}
}
}
protected void makeTessellatedLocations(
Globe globe, int subdivisions, List<LatLon> locations, List<LatLon> tessellatedLocations) {
ArrayList<Vec4> points = new ArrayList<Vec4>();
for (LatLon ll : locations) {
points.add(globe.computePointFromLocation(ll));
}
//noinspection StringEquality
if (WWMath.computeWindingOrderOfLocations(locations) != AVKey.COUNTER_CLOCKWISE)
Collections.reverse(locations);
Vec4 centerPoint = Vec4.computeAveragePoint(points);
Vec4 surfaceNormal = globe.computeSurfaceNormalAtPoint(centerPoint);
int numPoints = points.size();
float[] coords = new float[3 * numPoints];
for (int i = 0; i < numPoints; i++) {
points.get(i).toFloatArray(coords, 3 * i, 3);
}
GeometryBuilder gb = new GeometryBuilder();
GeometryBuilder.IndexedTriangleArray tessellatedPoints =
gb.tessellatePolygon(0, numPoints, coords, surfaceNormal);
for (int i = 0; i < subdivisions; i++) {
gb.subdivideIndexedTriangleArray(tessellatedPoints);
}
for (int i = 0; i < tessellatedPoints.getVertexCount(); i++) {
Vec4 v = Vec4.fromFloatArray(tessellatedPoints.getVertices(), 3 * i, 3);
tessellatedLocations.add(globe.computePositionFromPoint(v));
}
}
protected static void testPositions(
String name, ArrayList<Position> referencePositions, ArrayList<Position> testPositions) {
int numMatches = 0;
for (int i = 0; i < referencePositions.size(); i++) {
if (!testPositions.get(i).equals(referencePositions.get(i)))
System.out.println(
"MISMATCH: reference = "
+ referencePositions.get(i)
+ ", test = "
+ testPositions.get(i));
else ++numMatches;
}
System.out.println(numMatches + " Matches for " + name);
}
public void doActionOnButton2() {
ArrayList<LatLon> latlons = new ArrayList<LatLon>();
latlons.add(LatLon.fromDegrees(45.50d, -123.3d));
// latlons.add( LatLon.fromDegrees( 45.51d, -123.3d ) );
latlons.add(LatLon.fromDegrees(45.52d, -123.3d));
// latlons.add( LatLon.fromDegrees( 45.53d, -123.3d ) );
latlons.add(LatLon.fromDegrees(45.54d, -123.3d));
// latlons.add( LatLon.fromDegrees( 45.55d, -123.3d ) );
latlons.add(LatLon.fromDegrees(45.56d, -123.3d));
// latlons.add( LatLon.fromDegrees( 45.57d, -123.3d ) );
latlons.add(LatLon.fromDegrees(45.58d, -123.3d));
// latlons.add( LatLon.fromDegrees( 45.59d, -123.3d ) );
latlons.add(LatLon.fromDegrees(45.60d, -123.3d));
Sector sector = Sector.fromDegrees(44d, 46d, -123d, -121d);
// Sector sector = Sector.boundingSector( latlons );
double[] elevations = new double[latlons.size()];
// request resolution of DTED2 (1degree / 3600 )
double targetResolution = Angle.fromDegrees(1d).radians / 3600;
double resolutionAchieved =
this.wwd
.getModel()
.getGlobe()
.getElevationModel()
.getElevations(sector, latlons, targetResolution, elevations);
StringBuffer sb = new StringBuffer();
for (double e : elevations) {
sb.append("\n").append(e);
}
sb.append("\nresolutionAchieved = ").append(resolutionAchieved);
sb.append(", requested resolution = ").append(targetResolution);
Logging.logger().info(sb.toString());
}
public void createRenderables() {
this.gridElements = new ArrayList<GridElement>();
ArrayList<Position> positions = new ArrayList<Position>();
Position p1, p2;
Object polyline;
Sector lineSector;
// left segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(sw, nw, this.UTMZoneSector, positions);
} else {
positions.add(sw);
positions.add(nw);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_WEST);
ge.setValue(this.SWEasting);
this.gridElements.add(ge);
}
// right segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(se, ne, this.UTMZoneSector, positions);
} else {
positions.add(se);
positions.add(ne);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_EAST);
ge.setValue(this.SWEasting + this.size);
this.gridElements.add(ge);
}
// bottom segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(sw, se, this.UTMZoneSector, positions);
} else {
positions.add(sw);
positions.add(se);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_SOUTH);
ge.setValue(this.SWNorthing);
this.gridElements.add(ge);
}
// top segment
positions.clear();
if (this.isTruncated) {
computeTruncatedSegment(nw, ne, this.UTMZoneSector, positions);
} else {
positions.add(nw);
positions.add(ne);
}
if (positions.size() > 0) {
p1 = positions.get(0);
p2 = positions.get(1);
polyline = createLineRenderable(positions, Polyline.GREAT_CIRCLE);
lineSector = Sector.boundingSector(p1, p2);
GridElement ge = new GridElement(lineSector, polyline, GridElement.TYPE_LINE_NORTH);
ge.setValue(this.SWNorthing + this.size);
this.gridElements.add(ge);
}
// Label
if (this.name != null) {
// Only add a label to squares above some dimension
if (this.boundingSector.getDeltaLon().degrees
* Math.cos(this.centroid.getLatitude().radians)
> .2
&& this.boundingSector.getDeltaLat().degrees > .2) {
LatLon labelPos = null;
if (this.UTMZone != 0) // Not at poles
{
labelPos = this.centroid;
} else if (this.isPositionInside(new Position(this.squareCenter, 0))) {
labelPos = this.squareCenter;
} else if (this.squareCenter.getLatitude().degrees
<= this.UTMZoneSector.getMaxLatitude().degrees
&& this.squareCenter.getLatitude().degrees
>= this.UTMZoneSector.getMinLatitude().degrees) {
labelPos = this.centroid;
}
if (labelPos != null) {
GeographicText text = new UserFacingText(this.name, new Position(labelPos, 0));
text.setPriority(this.size * 10);
this.gridElements.add(
new GridElement(this.boundingSector, text, GridElement.TYPE_GRIDZONE_LABEL));
}
}
}
}