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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.examples.lidar.impl;
import org.eclipse.apogy.common.geometry.data3d.CartesianCoordinatesSet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class LidarStubCustomImpl extends LidarStubImpl {
private static final Logger Logger = LoggerFactory.getLogger(LidarStubImpl.class);
/**
* This is the degree symbol, as expressed in unicode
*/
private static final String DEGREE_SYM = "\u00b0";
/*
* This operation is used to perform the steps necessary to initialize the
* Lidar unit.
*
* @return Whether or not the Lidar's initialization was successfully
* completed
*/
@Override
public boolean init() {
// As this is a stub, just indicate that the Lidar
// unit would have been initialized
Logger.info("Just a stub - the necessary initialization for the Lidar unit would have taken place.");
// Just return true
return true;
}
/*
* This operation is used to acquire a depth scan of the field of view, with
* the given horizontal and vertical resolution. <p> Note: This method
* operates synchronously and will block until the entire scan has been
* completed.
*
* @param horizontalResolution The horizontal angular resolution of the scan
* (in radians.)
*
* @param verticalResolution The vertical angular resolution of the scan (in
* radians.)
*
* @return The resulting scan with the given horizontal and vertical angular
* resolution.
*
* @see #acquireScanNonBlocking(double, double)
*/
@Override
public CartesianCoordinatesSet acquireScan(double horizontalResolution, double verticalResolution) {
// As this is a stub, just indicate that the Lidar
// unit would have synchronously taken a depth scan.
Logger.info("acquireScan(" + Math.toDegrees(horizontalResolution) + DEGREE_SYM + ", "
+ Math.toDegrees(verticalResolution) + DEGREE_SYM + "): Just a stub - "
+ "the Lidar unit would have synchronously taken a depth "
+ "scan of the Lidar's field of view at the specified resolutions.");
// Just return null
return null;
}
/*
* This operation is used to acquire a depth scan of the field of view, with
* the given horizontal and vertical resolution. <p> Note: This method
* operates asynchronously and as such, will return immediately, even if the
* scan is not yet completed.
*
* @param horizontalResolution The horizontal angular resolution of the scan
* (in radians.)
*
* @param verticalResolution The vertical angular resolution of the scan (in
* radians.)
*
* @return The resulting scan with the given horizontal and vertical angular
* resolution.
*
* @see #acquireScan(double, double)
*/
@Override
public CartesianCoordinatesSet acquireScanNonBlocking(double horizontalResolution, double verticalResolution) {
// As this is a stub, just indicate that the Lidar
// unit would have synchronously taken a depth scan.
Logger.info("acquireScanNonBlocking(" + Math.toDegrees(horizontalResolution) + DEGREE_SYM + ", "
+ Math.toDegrees(verticalResolution) + DEGREE_SYM + "): Just a stub - "
+ "the Lidar unit would have asynchronously taken a depth "
+ "scan of the Lidar's field of view at the specified resolutions.");
// Just return null
return null;
}
} // LidarStubImpl