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/*******************************************************************************
* Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Pierre Allard,
* Regent L'Archeveque - initial API and implementation
*
* SPDX-License-Identifier: EPL-1.0
*
*******************************************************************************/
package org.eclipse.apogy.core.environment.orbit.earth.ui.impl;
import org.eclipse.apogy.addons.sensors.fov.ApogyAddonsSensorsFOVPackage;
import org.eclipse.apogy.addons.sensors.fov.ConicalFieldOfView;
import org.eclipse.apogy.addons.sensors.fov.DistanceRange;
import org.eclipse.apogy.common.emf.transaction.ApogyCommonTransactionFacade;
import org.eclipse.apogy.core.ApogyCorePackage;
import org.eclipse.apogy.core.environment.earth.ApogyEarthEnvironmentPackage;
import org.eclipse.apogy.core.environment.earth.EarthSurfaceLocation;
import org.eclipse.apogy.core.environment.earth.GeographicCoordinates;
import org.eclipse.apogy.core.environment.earth.ui.utils.WorldWindUtils;
import org.eclipse.apogy.core.environment.orbit.earth.ApogyCoreEnvironmentOrbitEarthPackage;
import org.eclipse.apogy.core.environment.orbit.earth.ConstantElevationMask;
import org.eclipse.apogy.core.environment.orbit.earth.ElevationMask;
import org.eclipse.apogy.core.environment.orbit.earth.GroundStation;
import org.eclipse.apogy.core.environment.orbit.earth.ui.utils.MultiEObjectsAdapter;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import gov.nasa.worldwind.avlist.AVKey;
import gov.nasa.worldwind.geom.Angle;
import gov.nasa.worldwind.geom.Position;
import gov.nasa.worldwind.globes.Earth;
import gov.nasa.worldwind.layers.RenderableLayer;
import gov.nasa.worldwind.render.BasicShapeAttributes;
import gov.nasa.worldwind.render.Cone;
import gov.nasa.worldwind.render.Material;
import gov.nasa.worldwind.render.SurfaceCircle;
public abstract class AbstractGroundStationWorldWindLayerCustomImpl extends AbstractGroundStationWorldWindLayerImpl {
private static final Logger Logger = LoggerFactory.getLogger(AbstractGroundStationWorldWindLayerImpl.class);
private MultiEObjectsAdapter groundStationAdapter = null;
@Override
public void setGroundStation(GroundStation newGroundStation) {
// Unregister from previous objects.
getGroundStationAdapter().unregisterFromAllObjects();
super.setGroundStation(newGroundStation);
if (newGroundStation != null) {
getGroundStationAdapter().registerToEObject(newGroundStation);
}
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
}
@Override
public void setReferenceAltitude(double newReferenceAltitude) {
super.setReferenceAltitude(newReferenceAltitude);
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
}
@Override
public void setShowVisibilityCircle(boolean newShowVisibilityCircle) {
super.setShowVisibilityCircle(newShowVisibilityCircle);
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
}
@Override
public void setShowVisibilityCone(boolean newShowVisibilityCone) {
super.setShowVisibilityCone(newShowVisibilityCone);
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
}
@Override
public void setShowOutline(boolean newShowOutline) {
super.setShowOutline(newShowOutline);
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
}
@Override
public void setName(String newName) {
super.setName(newName);
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
}
@Override
public boolean getDefaultAutoUpdateEnabled() {
return true;
}
@Override
public EarthSurfaceLocation getEarthSurfaceLocation() {
return getGroundStation();
}
@Override
public void dispose() {
// Unregister from all objects.
getGroundStationAdapter().unregisterFromAllObjects();
super.dispose();
}
@Override
protected void updateRenderableLayer() {
if (!isUpdating() && eContainer() != null) {
ApogyCommonTransactionFacade.INSTANCE.basicSet(this, ApogyCorePackage.Literals.UPDATABLE__UPDATING, true,
true);
RenderableLayer layer = getRenderableLayer();
layer.removeAllRenderables();
if (isVisible() && !isDisposed() && getGroundStation() != null) {
// Adds renderable from super;
AbstractGroundStationWorldWindLayerCustomImpl.super.addRenderable(layer);
GeographicCoordinates coord = getGroundStation();
Angle latitude = Angle.fromRadiansLatitude(coord.getLatitude());
Angle longitude = Angle.fromRadiansLongitude(coord.getLongitude());
double elevation = coord.getElevation();
Position position = new Position(latitude, longitude, elevation);
// Adds the FOV.
if (getGroundStation().getElevationMask() instanceof ConstantElevationMask) {
ConstantElevationMask cFOV = (ConstantElevationMask) getGroundStation().getElevationMask();
// Gets the outer circle radius.
double refAltitude = getReferenceAltitude() * 1000.0;
double radius = computeGroundCircle(cFOV, refAltitude);
BasicShapeAttributes fovAttributes = new BasicShapeAttributes();
fovAttributes.setDrawInterior(true);
fovAttributes.setOutlineOpacity(0.95);
fovAttributes.setDrawOutline(isShowOutline());
Material interiorMat = new Material(WorldWindUtils.convertFrom(getColor()));
fovAttributes.setInteriorMaterial(interiorMat);
fovAttributes.setDrawInterior(true);
fovAttributes.setInteriorOpacity(getOpacity());
Material outlineMat = new Material(WorldWindUtils.convertFrom(getColor()));
fovAttributes.setOutlineMaterial(outlineMat);
if (isShowVisibilityCircle()) {
SurfaceCircle visibilityCircle = new SurfaceCircle(fovAttributes, position, radius, 36);
visibilityCircle.setVisible(true);
layer.addRenderable(visibilityCircle);
}
if (isShowVisibilityCone() && cFOV.getConstantElevation() > 0) {
double h = getReferenceAltitude() * 1000;
double r = h / Math.tan(cFOV.getConstantElevation());
if (r > 0) {
double northSouthRadius = r;
double verticalRadius = h;
double eastWestRadius = r;
Angle heading = Angle.fromDegrees(0);
Angle tilt = Angle.fromDegrees(180);
Angle roll = Angle.fromDegrees(0);
Cone cone = new Cone(new Position(latitude, longitude, elevation + verticalRadius),
northSouthRadius, verticalRadius, eastWestRadius, heading, tilt, roll);
cone.setAttributes(fovAttributes);
layer.addRenderable(cone);
}
}
}
}
getRenderableLayer().firePropertyChange(AVKey.LAYER, null, this);
ApogyCommonTransactionFacade.INSTANCE.basicSet(AbstractGroundStationWorldWindLayerCustomImpl.this,
ApogyCorePackage.Literals.UPDATABLE__UPDATING, false, true);
}
}
protected double computeGroundCircle(ConstantElevationMask constantElevationMask, double range) {
double radius = 0;
double A = (Math.PI / 2.0) + constantElevationMask.getConstantElevation();
double a = Earth.WGS84_EQUATORIAL_RADIUS + range;
double b = Earth.WGS84_EQUATORIAL_RADIUS;
double B = Math.asin(b / a * Math.sin(A));
double C = Math.PI - A - B;
radius = C * Earth.WGS84_EQUATORIAL_RADIUS;
return radius;
}
protected MultiEObjectsAdapter getGroundStationAdapter() {
if (this.groundStationAdapter == null) {
this.groundStationAdapter = new MultiEObjectsAdapter() {
@Override
public void registerToEObject(EObject eObject) {
if (eObject instanceof GroundStation) {
GroundStation newGroundStation = (GroundStation) eObject;
super.registerToEObject(newGroundStation);
if (newGroundStation.getElevationMask() != null) {
newGroundStation.getElevationMask().eAdapters().add(this);
}
} else {
eObject.eAdapters().add(this);
}
}
@Override
public void notifyChanged(Notification msg) {
if (msg.getNotifier() instanceof GroundStation) {
int featureId = msg.getFeatureID(GroundStation.class);
switch (featureId) {
case ApogyCoreEnvironmentOrbitEarthPackage.GROUND_STATION__NAME:
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
Logger.error(e.getMessage(), e);
}
}
break;
case ApogyCoreEnvironmentOrbitEarthPackage.GROUND_STATION__ELEVATION_MASK:
if (msg.getOldValue() instanceof ElevationMask) {
((ElevationMask) msg.getOldValue()).eAdapters().remove(this);
}
if (msg.getNewValue() instanceof ElevationMask) {
((ElevationMask) msg.getNewValue()).eAdapters().add(this);
}
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
break;
case ApogyEarthEnvironmentPackage.EARTH_SURFACE_LOCATION__ELEVATION:
case ApogyEarthEnvironmentPackage.EARTH_SURFACE_LOCATION__LATITUDE:
case ApogyEarthEnvironmentPackage.EARTH_SURFACE_LOCATION__LONGITUDE:
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
break;
default:
break;
}
} else if (msg.getNotifier() instanceof ElevationMask) {
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
} else if (msg.getNotifier() instanceof GeographicCoordinates) {
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
} else if (msg.getNotifier() instanceof DistanceRange) {
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
} else if (msg.getNotifier() instanceof ConicalFieldOfView) {
int featureId = msg.getFeatureID(ConicalFieldOfView.class);
switch (featureId) {
case ApogyAddonsSensorsFOVPackage.CONICAL_FIELD_OF_VIEW__RANGE:
if (msg.getOldValue() instanceof DistanceRange) {
getGroundStationAdapter().unregisterFromEObject((DistanceRange) msg.getOldValue());
}
if (msg.getNewValue() instanceof DistanceRange) {
getGroundStationAdapter().registerToEObject((DistanceRange) msg.getNewValue());
}
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
break;
default:
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
break;
}
} else {
if (isAutoUpdateEnabled()) {
try {
update();
} catch (Exception e) {
// TODO Auto-generated catch block
Logger.error(e.getMessage(), e);
}
}
}
}
};
}
return this.groundStationAdapter;
}
} // AbstractGroundStationWorldWindLayerImpl