svn-gvsig-desktop / branches / v10 / libraries / libDielmoOpenLidar / src / com / dielmo / lidar / BINPoint2001.java @ 26423
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/* DielmoOpenLiDAR
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*
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* Copyright (C) 2008 DIELMO 3D S.L. (DIELMO) and Infrastructures
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* and Transports Department of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For more information, contact:
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*
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* DIELMO 3D S.L.
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* Plaza Vicente Andr?s Estell?s 1 Bajo E
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* 46950 Xirivella, Valencia
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* SPAIN
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*
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* +34 963137212
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* dielmo@dielmo.com
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* www.dielmo.com
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*
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* or
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*/
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/*
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* AUTHORS (In addition to DIELMO and CIT):
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*
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*/
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package com.dielmo.lidar; |
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import java.awt.geom.Point2D; |
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import java.nio.ByteBuffer; |
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import com.dielmo.lidar.fieldsDescription.ColumnDescription; |
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import com.dielmo.lidar.fieldsDescription.ContainerColumnDescription; |
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/**
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* BIN point that implement the BIN point data version BIN 20010712
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*
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* @author Oscar Garcia
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*/
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public class BINPoint2001 implements LidarPoint{ |
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/**
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* size of point format
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*/
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private int sizeFormat; |
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/**
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* indicates if content color.
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*/
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private boolean isColor; |
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/**
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* indicates if content time GPS.
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*/
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private boolean isTimeGPS; |
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/**
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* Color RGB
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*/
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private char color[] = new char[4]; |
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/**
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* indicates if content color.
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*/
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private int time; |
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/**
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* X value
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*/
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private int x; |
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|
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/**
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* Y value
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*/
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private int y; |
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|
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/**
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* Z value
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*/
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private int z; |
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/**
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* The intensity value is the integer representation of the
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* pulse return magnitude.
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*/
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private int intensity; |
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/**
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* The echo information of BIN is the pulse return number for a given output
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* pulse.
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*
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* 0 Only echo
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* 1 First of many echo
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* 2 Intermediate echo
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* 3 Last if many echo
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*/
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private byte echoInformation; |
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/**
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* The flight line number.
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*/
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private char flightLine; |
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/**
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* The classification field is a number to signify a given
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* classification during filter processing.
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*/
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private char classification; |
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protected long lasIndex; |
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/**
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* Default constructor, without arguments.
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* Initializes all components to zero.
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*/
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public BINPoint2001(boolean c, boolean t) { |
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x = 0;
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y = 0;
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z = 0;
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intensity = 0;
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echoInformation = 0;
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flightLine = 0;
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classification = 0;
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isColor = c; |
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isTimeGPS = t; |
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color[0] = 0; |
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color[1] = 0; |
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color[2] = 0; |
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color[3] = 0; |
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time = 0;
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sizeFormat = 16;
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lasIndex=-1;
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if(c) {
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sizeFormat += 4;
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} |
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if(t) {
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sizeFormat += 4;
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} |
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} |
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// GET METHODS
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/**
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* Get GPS time as long.
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*/
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public int getTime() { |
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return time;
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} |
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/**
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* Get Color RGB
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*/
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public char[] getcolor() { |
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return color;
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} |
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/**
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* Get red value of color
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*/
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public char getR() { |
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return color[0]; |
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} |
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/**
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* Get green value of color
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*/
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public char getG() { |
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return color[1]; |
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} |
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/**
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* Get blue value of color
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*/
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public char getB() { |
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return color[2]; |
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} |
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/**
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* Get infrared value of color
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*/
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public char getI() { |
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return color[3]; |
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} |
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/**
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* Return X value that is stored as long integer. The corresponding
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* X scale from the public header block change this long integer to
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* true floating point value. The corresponding offset value can
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* also be used for projections with very large numbers.
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*
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* the coordinate = (X-OrgX)/Units
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*
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* @return x value
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*/
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public int getX() { |
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return x;
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} |
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/**
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* Return Y value that is stored as long integer. The corresponding
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* Y scale from the public header block change this long integer to
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* true floating point value. The corresponding offset value can
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* also be used for projections with very large numbers.
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*
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* the coordinate = (Y-OrgY)/Units
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*
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* @return y value
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*/
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public int getY() { |
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return y;
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} |
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/**
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* Return Z value that is stored as long integer. The corresponding
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* Z scale from the public header block change this long integer to
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* true floating point value. The corresponding offset value can
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* also be used for projections with very large numbers.
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*
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* the coordinate = (Z-OrgZ)/Units
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*
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* @return z value
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*/
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public int getZ() { |
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return z;
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} |
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/**
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* Get the intensity value as the integer representation of the pulse
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* return magnitude. This value is optional and system specific
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*
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* @return intensity value
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*/
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public int getIntensity() { |
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return intensity;
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} |
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/**
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* Get The echo information of BIN is the pulse return number for
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* a given output pulse.
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*
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* 0 Only echo
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* 1 First of many echo
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* 2 Intermediate echo
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* 3 Last if many echo
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*
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* @return echo information
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*/
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public byte getEchoInformation() { |
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return echoInformation;
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} |
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/**
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* Get flight line number
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*
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* @return flight line number
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*/
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public char getFlightLine() { |
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return flightLine;
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} |
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/**
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* Get a given classification during filter processing.
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*
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* @return classification
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*/
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public char getClassification() { |
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return classification;
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} |
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/**
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* Get a bit size of point format
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*
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* @return sizeFormat
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*/
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public int getSizeFormat() { |
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return sizeFormat;
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} |
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// SET METHODS
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/**
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* Set GPS time as integer.
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*/
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public void setTime(int t) { |
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time=t; |
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} |
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/**
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* Set Color RGB
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*
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* @param c this array contains 4 chars for represents the RGBI
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*/
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public void setcolor(char[] c) { |
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if(c.length == 4) { |
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color = c; |
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} |
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} |
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/**
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* set X value that is stored as long integer.
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*
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* @param newx new value of x
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*/
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public void setX(int newx) { |
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x = newx; |
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} |
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/**
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* set Y value that is stored as long integer.
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*
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* @param newy new value of y
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*/
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public void setY(int newy) { |
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y = newy; |
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} |
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/**
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* set Z value that is stored as long integer.
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*
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* @param newz new value of z
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*/
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public void setZ(int newz) { |
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z = newz; |
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} |
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/**
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* Set the intensity value as the integer representation of the pulse
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* return magnitude. This value is optional and system specific
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*
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* @param inten new intensity
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*/
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public void setIntensity(int inten) { |
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try{
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// intensity is formed by 14 bits, 16383 represents (2^14)-1
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if(inten >=0 && inten <= 16383) { |
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intensity = inten; |
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} else {
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throw new OutOfRangeLidarException("Out of range of intensity"); |
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} |
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} catch(OutOfRangeLidarException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Set the echo information of BIN is the pulse return number for
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* a given output pulse.
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*
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* 0 Only echo
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* 1 First of many echo
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* 2 Intermediate echo
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* 3 Last if many echo
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*
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* @param echo new echo information
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*/
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public void setEchoInformation(byte echo) { |
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try{
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if(echo >=0 && echo <= 3) { |
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echoInformation = echo; |
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} else {
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throw new OutOfRangeLidarException("Out of range of echo information"); |
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} |
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} catch(OutOfRangeLidarException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Get flight line number
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*
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* @param fl new flight line number
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*/
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public void setFlightLine(char fl) { |
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try{
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if(fl>=0 && fl<=255) { |
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flightLine = fl; |
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} else {
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throw new OutOfRangeLidarException("Out of range of flight line"); |
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} |
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} catch(OutOfRangeLidarException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Set a given classification during filter processing.
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*
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* @return c new classification
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*/
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public void setClassification(char c) { |
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try{
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if(c>=0 && c<=255) { |
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classification = c; |
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} else {
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throw new OutOfRangeLidarException("Out of range of classification"); |
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} |
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} catch(OutOfRangeLidarException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Read a point of BIN file
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*
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* @param input input file to read
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* @param Offset Offset to data
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* @param index index of points to read
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* @return true if success else return false
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*/
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public void readPoint(BigByteBuffer2 input, LidarHeader hdr, long index) { |
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try{
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if(index>hdr.getNumPointsRecord() || index < 0) { |
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throw new UnexpectedPointException("Out of Index"); |
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} |
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if(index==lasIndex)
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return;
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else
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lasIndex=index; |
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int auxIndex;
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byte[] punto = new byte[getSizeFormat()]; |
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byte[] aux = new byte[2]; |
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input.position(hdr.getOffsetData()+getSizeFormat()*index); |
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input.get(punto); |
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setClassification((char)(punto[0] & 0xFF)); |
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setFlightLine((char)(punto[1] & 0xFF)); |
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aux[0] = punto[2]; |
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aux[1] = (byte)(punto[3] & 0X3F); |
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setIntensity(ByteUtilities.arr2Unsignedshort(aux, 0)); // bits de 0-13 |
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setEchoInformation((byte)((punto[3] & 0xC0) >> 2)); // bits 14 y 15 |
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setX(ByteUtilities.arr2Int(punto, 4));
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setY(ByteUtilities.arr2Int(punto, 8));
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setZ(ByteUtilities.arr2Int(punto, 12));
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auxIndex = 16;
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// si hay gps leelo
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if(isTimeGPS) {
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setTime(ByteUtilities.arr2Int(punto, auxIndex)); |
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auxIndex+=4;
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} |
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// si hay color leelo
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if(isColor) {
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char[] c = new char[4]; |
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c[0] = (char)(punto[auxIndex] & 0xFF); |
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c[1] = (char)(punto[auxIndex+1] & 0xFF); |
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c[2] = (char)(punto[auxIndex+2] & 0xFF); |
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c[3] = (char)(punto[auxIndex+3] & 0xFF); |
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setcolor(c); |
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} |
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} catch (UnexpectedPointException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Read x and y in point of BIN file
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*
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* @param input input buffer to read
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* @param Offset Offset to data
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* @param index index of points to read
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* @return true if success else return false
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*/
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public Point2D.Double readPoint2D(BigByteBuffer2 input, LidarHeader hdr, long index) { |
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byte[] punto = new byte[12]; |
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input.position((hdr.getOffsetData()+getSizeFormat()*index)+4);
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input.get(punto); |
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setX(ByteUtilities.arr2Int(punto, 4));
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setY(ByteUtilities.arr2Int(punto, 8));
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return new Point2D.Double((getX()-hdr.getXOffset())/hdr.getXScale(), (getY()-hdr.getYOffset())/hdr.getYScale()); |
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} |
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/**
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* Read a x, y and z in point of LAS file
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*
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* @param input input buffer to read
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* @param Offset Offset to data
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* @param index index of points to read
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* @return true if success else return false
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*/
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public void readPoint3D(BigByteBuffer2 input, LidarHeader hdr, long index) { |
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byte[] punto = new byte[16]; |
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input.position((hdr.getOffsetData()+getSizeFormat()*index)+4);
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input.get(punto); |
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setX(ByteUtilities.arr2Int(punto, 4));
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setY(ByteUtilities.arr2Int(punto, 8));
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setZ(ByteUtilities.arr2Int(punto, 12));
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} |
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|
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/**
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* get field value by index:
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*
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* 0 return X
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* 1 return Y
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* 2 return Z
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* 3 return intensity
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* 4 return classification
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* 5 return Line
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* 6 return echo information
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* 7-11 Time and Color RGBI
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*
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* @param bb byte buffer of data
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* @param indexField index of field
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* @param hdr LiDAR header
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* @param index asked point index. (row)
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* @return Value of row and column indicated
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*/
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public Object getFieldValueByIndex(BigByteBuffer2 bb, int indexField, |
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LidarHeader hdr, long index) {
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readPoint(bb, hdr, index); |
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|
| 567 |
switch(indexField) {
|
| 568 |
|
| 569 |
case 0: |
| 570 |
return (getX()-hdr.getXOffset())/hdr.getXScale();
|
| 571 |
|
| 572 |
case 1: |
| 573 |
return (getY()-hdr.getYOffset())/hdr.getYScale();
|
| 574 |
|
| 575 |
case 2: |
| 576 |
return (getZ()-hdr.getZOffset())/hdr.getZScale();
|
| 577 |
|
| 578 |
case 3: |
| 579 |
return getIntensity();
|
| 580 |
|
| 581 |
case 4: |
| 582 |
return getClassification();
|
| 583 |
|
| 584 |
case 5: |
| 585 |
return getFlightLine();
|
| 586 |
|
| 587 |
case 6: |
| 588 |
return getEchoInformation();
|
| 589 |
|
| 590 |
case 7: |
| 591 |
|
| 592 |
if(isTimeGPS) {
|
| 593 |
return getTime();
|
| 594 |
} else if(isColor) { |
| 595 |
return getR();
|
| 596 |
} |
| 597 |
|
| 598 |
case 8: |
| 599 |
|
| 600 |
if(isTimeGPS) {
|
| 601 |
return getR();
|
| 602 |
} else if(isColor) { |
| 603 |
return getG();
|
| 604 |
} |
| 605 |
|
| 606 |
case 9: |
| 607 |
|
| 608 |
if(isTimeGPS) {
|
| 609 |
return getG();
|
| 610 |
} else if(isColor) { |
| 611 |
return getB();
|
| 612 |
} |
| 613 |
|
| 614 |
case 10: |
| 615 |
|
| 616 |
if(isTimeGPS) {
|
| 617 |
return getB();
|
| 618 |
} else if(isColor) { |
| 619 |
return getI();
|
| 620 |
} |
| 621 |
|
| 622 |
case 11: |
| 623 |
if(isTimeGPS) {
|
| 624 |
return getI();
|
| 625 |
} |
| 626 |
} |
| 627 |
|
| 628 |
return null; |
| 629 |
} |
| 630 |
|
| 631 |
public Object getFieldValueByName(BigByteBuffer2 bb, String nameField, LidarHeader hdr, |
| 632 |
long index) {
|
| 633 |
|
| 634 |
readPoint(bb, hdr, index); |
| 635 |
|
| 636 |
if(nameField.equalsIgnoreCase("X")) { |
| 637 |
return (getX()-hdr.getXOffset())/hdr.getXScale();
|
| 638 |
} else if(nameField.equalsIgnoreCase("Y")) { |
| 639 |
return (getY()-hdr.getYOffset())/hdr.getYScale();
|
| 640 |
} else if(nameField.equalsIgnoreCase("Z")) { |
| 641 |
return (getZ()-hdr.getZOffset())/hdr.getZScale();
|
| 642 |
} else if(nameField.equalsIgnoreCase("Intensity")) { |
| 643 |
return getIntensity();
|
| 644 |
} else if(nameField.equalsIgnoreCase("Classification")) { |
| 645 |
return getClassification();
|
| 646 |
} else if(nameField.equalsIgnoreCase("Line")) { |
| 647 |
return getFlightLine();
|
| 648 |
} else if(nameField.equalsIgnoreCase("Echo")) { |
| 649 |
return getEchoInformation();
|
| 650 |
} else if(nameField.equalsIgnoreCase("Time")) { |
| 651 |
return getTime();
|
| 652 |
} else if(nameField.equalsIgnoreCase("R")) { |
| 653 |
return getR();
|
| 654 |
} else if(nameField.equalsIgnoreCase("G")) { |
| 655 |
return getG();
|
| 656 |
} else if(nameField.equalsIgnoreCase("B")) { |
| 657 |
return getB();
|
| 658 |
} else if(nameField.equalsIgnoreCase("I")) { |
| 659 |
return getI();
|
| 660 |
} |
| 661 |
|
| 662 |
return null; |
| 663 |
} |
| 664 |
|
| 665 |
public ContainerColumnDescription getColumnsDescription(ContainerColumnDescription fields) {
|
| 666 |
|
| 667 |
int index;
|
| 668 |
int fieldsAddByColor, fieldsAddByTime;
|
| 669 |
|
| 670 |
if(isColor) {
|
| 671 |
fieldsAddByColor = 4;
|
| 672 |
} else {
|
| 673 |
fieldsAddByColor = 0;
|
| 674 |
} |
| 675 |
|
| 676 |
if(isTimeGPS) {
|
| 677 |
fieldsAddByTime = 1;
|
| 678 |
} else {
|
| 679 |
fieldsAddByTime = 0;
|
| 680 |
} |
| 681 |
|
| 682 |
fields.add("X", ColumnDescription.DOUBLE, 20, 3, 0.0); |
| 683 |
fields.add("Y", ColumnDescription.DOUBLE, 20, 3, 0.0); |
| 684 |
fields.add("Z", ColumnDescription.DOUBLE, 20, 3, 0.0); |
| 685 |
fields.add("Intensity", ColumnDescription.INT, 5, 0, 0); |
| 686 |
fields.add("Classification", ColumnDescription.BYTE, 1, 0, 0); |
| 687 |
fields.add("Line", ColumnDescription.BYTE, 1, 0, 0); |
| 688 |
fields.add("Echo", ColumnDescription.BYTE, 1, 0, 0); |
| 689 |
|
| 690 |
index = 7;
|
| 691 |
|
| 692 |
if(isTimeGPS) {
|
| 693 |
|
| 694 |
fields.add("Time", ColumnDescription.DOUBLE, 20, 5, 0.0); |
| 695 |
index++; |
| 696 |
} |
| 697 |
|
| 698 |
if(isColor) {
|
| 699 |
|
| 700 |
fields.add("R", ColumnDescription.INT, 3, 0, 0); |
| 701 |
fields.add("G", ColumnDescription.INT, 3, 0, 0); |
| 702 |
fields.add("B", ColumnDescription.INT, 3, 0, 0); |
| 703 |
fields.add("I", ColumnDescription.INT, 3, 0, 0); |
| 704 |
index+=4;
|
| 705 |
} |
| 706 |
|
| 707 |
return fields;
|
| 708 |
} |
| 709 |
|
| 710 |
public void WritePoint(ByteBuffer bb) { |
| 711 |
|
| 712 |
byte[] punto = new byte[getSizeFormat()]; |
| 713 |
|
| 714 |
// byte 1
|
| 715 |
punto[0] = (byte) (getClassification() & 0xFF); |
| 716 |
|
| 717 |
// byte 2
|
| 718 |
punto[1] = (byte) (getFlightLine() & 0xFF); |
| 719 |
|
| 720 |
// byte 3-4
|
| 721 |
ByteUtilities.unsignedShort2Arr(getIntensity(), punto, 2);
|
| 722 |
|
| 723 |
// bits 7 y 8 del byte 4
|
| 724 |
punto[3] >>= 2; |
| 725 |
punto[3]+=getEchoInformation();
|
| 726 |
|
| 727 |
// bytes 4-8
|
| 728 |
ByteUtilities.int2Arr(getX(), punto, 4);
|
| 729 |
|
| 730 |
|
| 731 |
// bytes 8-12
|
| 732 |
ByteUtilities.int2Arr(getY(), punto, 8);
|
| 733 |
|
| 734 |
// bytes 12-16
|
| 735 |
ByteUtilities.int2Arr(getZ(), punto, 12);
|
| 736 |
|
| 737 |
// si hay gps leelo
|
| 738 |
if(isTimeGPS) {
|
| 739 |
|
| 740 |
// bytes 16-20
|
| 741 |
ByteUtilities.int2Arr(time, punto, 16);
|
| 742 |
|
| 743 |
if(isColor) {
|
| 744 |
// bytes 20-24
|
| 745 |
punto[20]= (byte) (color[0] & 0xFF); |
| 746 |
punto[21] = (byte) (color[1] & 0xFF); |
| 747 |
punto[22] = (byte) (color[2] & 0xFF); |
| 748 |
punto[23] = (byte) (color[3] & 0xFF); |
| 749 |
} |
| 750 |
} else {
|
| 751 |
|
| 752 |
// si hay color leelo
|
| 753 |
if(isColor) {
|
| 754 |
|
| 755 |
// bytes 16-20
|
| 756 |
punto[16]= (byte) (color[0] & 0xFF); |
| 757 |
punto[17] = (byte) (color[1] & 0xFF); |
| 758 |
punto[18] = (byte) (color[2] & 0xFF); |
| 759 |
punto[19] = (byte) (color[3] & 0xFF); |
| 760 |
} |
| 761 |
} |
| 762 |
|
| 763 |
bb.put(punto); |
| 764 |
|
| 765 |
return;
|
| 766 |
} |
| 767 |
|
| 768 |
/*
|
| 769 |
* Set Point from a row
|
| 770 |
* @see com.dielmo.gvsig.lidar.LidarPoint#setPoint(com.hardcode.gdbms.engine.values.Value[], com.dielmo.gvsig.lidar.LidarHeader)
|
| 771 |
*/
|
| 772 |
public void setPoint(Object[] row, LidarHeader hdr) { |
| 773 |
|
| 774 |
double auxX = (Double) row[0]; |
| 775 |
double auxY = (Double) row[1]; |
| 776 |
double auxZ = (Double) row[2]; |
| 777 |
|
| 778 |
setX((int) (auxX * (hdr.getXScale()) + hdr.getXOffset()));
|
| 779 |
setY((int) (auxY * (hdr.getYScale()) + hdr.getYOffset()));
|
| 780 |
setZ((int) (auxZ * (hdr.getZScale()) + hdr.getZOffset()));
|
| 781 |
|
| 782 |
setIntensity((Integer) row[3]); |
| 783 |
setClassification((char) (((Integer) (row[4])).byteValue() & 0xFF)); |
| 784 |
setFlightLine((char) (((Integer) (row[5])).byteValue() & 0xFF)); |
| 785 |
setEchoInformation(((Integer) (row[6])).byteValue()); |
| 786 |
|
| 787 |
if(hdr instanceof BINHeader) { |
| 788 |
|
| 789 |
BINHeader hdrBin = (BINHeader) hdr; |
| 790 |
if(hdrBin.getTime()>0) { |
| 791 |
|
| 792 |
setTime((Integer) row[7]); |
| 793 |
|
| 794 |
if(hdrBin.getColor()>0) { |
| 795 |
|
| 796 |
color[0] = (char) (((Integer) (row[8])).byteValue() & 0xFF); |
| 797 |
color[1] = (char) (((Integer) (row[9])).byteValue() & 0xFF); |
| 798 |
color[2] = (char) (((Integer) (row[10])).byteValue() & 0xFF); |
| 799 |
color[3] = (char) (((Integer) (row[11])).byteValue() & 0xFF); |
| 800 |
} |
| 801 |
} else {
|
| 802 |
|
| 803 |
if(hdrBin.getColor()>0) { |
| 804 |
|
| 805 |
color[0] = (char) (((Integer) (row[7])).byteValue() & 0xFF); |
| 806 |
color[1] = (char) (((Integer) (row[8])).byteValue() & 0xFF); |
| 807 |
color[2] = (char) (((Integer) (row[9])).byteValue() & 0xFF); |
| 808 |
color[3] = (char) (((Integer) (row[10])).byteValue() & 0xFF); |
| 809 |
} |
| 810 |
} |
| 811 |
} |
| 812 |
} |
| 813 |
|
| 814 |
} |