/* This program is free software: you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License
as published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
package org.opentripplanner.routing.edgetype;
import org.opentripplanner.common.geometry.CompactElevationProfile;
import org.opentripplanner.common.geometry.PackedCoordinateSequence;
import org.opentripplanner.routing.util.ElevationUtils;
import org.opentripplanner.routing.util.SlopeCosts;
import org.opentripplanner.routing.vertextype.StreetVertex;
import com.vividsolutions.jts.geom.LineString;
import org.opentripplanner.util.I18NString;
import org.opentripplanner.util.NonLocalizedString;
/**
* A StreetEdge with elevation data.
*
* @author laurent
*/
public class StreetWithElevationEdge extends StreetEdge {
private static final long serialVersionUID = 1L;
private byte[] packedElevationProfile;
private float slopeSpeedFactor = 1.0f;
private float slopeWorkFactor = 1.0f;
private float maxSlope;
private boolean flattened;
public StreetWithElevationEdge(StreetVertex v1, StreetVertex v2, LineString geometry,
I18NString name, double length, StreetTraversalPermission permission, boolean back) {
super(v1, v2, geometry, name, length, permission, back);
}
public StreetWithElevationEdge(StreetVertex v1, StreetVertex v2, LineString geometry,
String name, double length, StreetTraversalPermission permission, boolean back) {
super(v1, v2, geometry, new NonLocalizedString(name), length, permission, back);
}
@Override
public StreetWithElevationEdge clone() {
return (StreetWithElevationEdge) super.clone();
}
public boolean setElevationProfile(PackedCoordinateSequence elev, boolean computed) {
if (elev == null || elev.size() < 2) {
return false;
}
if (super.isSlopeOverride() && !computed) {
return false;
}
boolean slopeLimit = getPermission().allows(StreetTraversalPermission.CAR);
SlopeCosts costs = ElevationUtils.getSlopeCosts(elev, slopeLimit);
packedElevationProfile = CompactElevationProfile.compactElevationProfile(elev);
slopeSpeedFactor = (float)costs.slopeSpeedFactor;
slopeWorkFactor = (float)costs.slopeWorkFactor;
maxSlope = (float)costs.maxSlope;
flattened = costs.flattened;
bicycleSafetyFactor *= costs.lengthMultiplier;
bicycleSafetyFactor += costs.slopeSafetyCost / getDistance();
return costs.flattened;
}
@Override
public PackedCoordinateSequence getElevationProfile() {
return CompactElevationProfile.uncompactElevationProfile(packedElevationProfile);
}
@Override
public boolean isElevationFlattened() {
return flattened;
}
@Override
public float getMaxSlope() {
return maxSlope;
}
@Override
public double getSlopeSpeedEffectiveLength() {
return slopeSpeedFactor * getDistance();
}
@Override
public double getSlopeWorkCostEffectiveLength() {
return slopeWorkFactor * getDistance();
}
@Override
public String toString() {
return "StreetWithElevationEdge(" + getId() + ", " + getName() + ", " + fromv + " -> "
+ tov + " length=" + this.getDistance() + " carSpeed=" + this.getCarSpeed()
+ " permission=" + this.getPermission() + ")";
}
}