1 | // ----------------------------------------------------------------------- |
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2 | // Object3D.cc: Member functions for Object3D and ChanMap classes. |
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3 | // ----------------------------------------------------------------------- |
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4 | // Copyright (C) 2006, Matthew Whiting, ATNF |
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5 | // |
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6 | // This program is free software; you can redistribute it and/or modify it |
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7 | // under the terms of the GNU General Public License as published by the |
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8 | // Free Software Foundation; either version 2 of the License, or (at your |
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9 | // option) any later version. |
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10 | // |
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11 | // Duchamp is distributed in the hope that it will be useful, but WITHOUT |
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12 | // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 | // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 | // for more details. |
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15 | // |
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16 | // You should have received a copy of the GNU General Public License |
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17 | // along with Duchamp; if not, write to the Free Software Foundation, |
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18 | // Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
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19 | // |
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20 | // Correspondence concerning Duchamp may be directed to: |
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21 | // Internet email: Matthew.Whiting [at] atnf.csiro.au |
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22 | // Postal address: Dr. Matthew Whiting |
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23 | // Australia Telescope National Facility, CSIRO |
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24 | // PO Box 76 |
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25 | // Epping NSW 1710 |
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26 | // AUSTRALIA |
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27 | // ----------------------------------------------------------------------- |
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28 | #include <iostream> |
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29 | #include <duchamp/PixelMap/Voxel.hh> |
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30 | #include <duchamp/PixelMap/Scan.hh> |
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31 | #include <duchamp/PixelMap/Object2D.hh> |
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32 | #include <duchamp/PixelMap/Object3D.hh> |
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33 | #include <vector> |
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34 | |
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35 | namespace PixelInfo |
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36 | { |
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37 | |
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38 | ChanMap::ChanMap() |
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39 | { |
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40 | this->itsZ = -1; |
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41 | } |
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42 | |
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43 | ChanMap::ChanMap(const ChanMap& m){ |
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44 | operator=(m); |
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45 | } |
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46 | |
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47 | ChanMap& ChanMap::operator= (const ChanMap& m) |
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48 | { |
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49 | if(this == &m) return *this; |
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50 | this->itsZ=m.itsZ; |
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51 | this->itsObject=m.itsObject; |
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52 | return *this; |
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53 | } |
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54 | //-------------------------------------------- |
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55 | //============================================ |
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56 | //-------------------------------------------- |
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57 | |
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58 | Object3D::Object3D() |
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59 | { |
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60 | this->numVox=0; |
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61 | } |
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62 | |
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63 | Object3D::Object3D(const Object3D& o) |
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64 | { |
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65 | operator=(o); |
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66 | } |
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67 | //-------------------------------------------- |
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68 | |
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69 | Object3D& Object3D::operator= (const Object3D& o) |
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70 | { |
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71 | if(this == &o) return *this; |
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72 | this->maplist = o.maplist; |
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73 | this->numVox = o.numVox; |
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74 | this->xSum = o.xSum; |
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75 | this->ySum = o.ySum; |
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76 | this->zSum = o.zSum; |
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77 | this->xmin = o.xmin; |
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78 | this->ymin = o.ymin; |
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79 | this->zmin = o.zmin; |
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80 | this->xmax = o.xmax; |
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81 | this->ymax = o.ymax; |
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82 | this->zmax = o.zmax; |
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83 | return *this; |
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84 | } |
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85 | //-------------------------------------------- |
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86 | |
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87 | bool Object3D::isInObject(long x, long y, long z) |
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88 | { |
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89 | bool returnval = false; |
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90 | int mapCount = 0; |
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91 | while(!returnval && mapCount < this->maplist.size()){ |
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92 | if(z == this->maplist[mapCount].itsZ){ |
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93 | returnval = returnval || |
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94 | this->maplist[mapCount].itsObject.isInObject(x,y); |
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95 | } |
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96 | mapCount++; |
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97 | } |
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98 | return returnval; |
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99 | } |
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100 | //-------------------------------------------- |
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101 | |
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102 | void Object3D::addPixel(long x, long y, long z) |
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103 | { |
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104 | // first test to see if we have a chanmap of same z |
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105 | bool haveZ = false; |
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106 | int mapCount = 0; |
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107 | while(!haveZ && mapCount < this->maplist.size()){ |
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108 | haveZ = haveZ || (z==this->maplist[mapCount++].itsZ); |
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109 | } |
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110 | |
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111 | if(!haveZ){ // need to add a new ChanMap |
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112 | ChanMap newMap(z); |
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113 | newMap.itsObject.addPixel(x,y); |
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114 | this->maplist.push_back(newMap); |
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115 | this->order(); |
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116 | // update the centres, min & max, as well as the number of voxels |
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117 | if(this->numVox==0){ |
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118 | this->xSum = this->xmin = this->xmax = x; |
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119 | this->ySum = this->ymin = this->ymax = y; |
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120 | this->zSum = this->zmin = this->zmax = z; |
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121 | } |
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122 | else{ |
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123 | this->xSum += x; |
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124 | this->ySum += y; |
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125 | this->zSum += z; |
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126 | if(x<this->xmin) this->xmin = x; |
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127 | if(x>this->xmax) this->xmax = x; |
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128 | if(y<this->ymin) this->ymin = y; |
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129 | if(y>this->ymax) this->ymax = y; |
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130 | // since we've ordered the maplist, the min & max z fall out |
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131 | // naturally |
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132 | this->zmin = this->maplist[0].itsZ; |
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133 | this->zmax = this->maplist[this->maplist.size()-1].itsZ; |
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134 | } |
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135 | this->numVox++; |
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136 | } |
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137 | else{ |
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138 | // there is a ChanMap of matching z. Find it.. |
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139 | mapCount=0; |
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140 | while(this->maplist[mapCount].itsZ!=z) mapCount++; |
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141 | |
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142 | // Remove that channel's information from the Object's information |
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143 | long oldChanSize = this->maplist[mapCount].itsObject.numPix; |
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144 | this->xSum -= this->maplist[mapCount].itsObject.xSum; |
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145 | this->ySum -= this->maplist[mapCount].itsObject.ySum; |
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146 | this->zSum -= z*oldChanSize; |
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147 | |
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148 | // Add the channel |
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149 | this->maplist[mapCount].itsObject.addPixel(x,y); |
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150 | |
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151 | // and update the information... |
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152 | // This method deals with the case of a new pixel being added AND |
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153 | // with the new pixel already existing in the Object2D |
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154 | long newChanSize = this->maplist[mapCount].itsObject.numPix; |
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155 | |
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156 | this->numVox += (newChanSize - oldChanSize); |
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157 | this->xSum += this->maplist[mapCount].itsObject.xSum; |
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158 | this->ySum += this->maplist[mapCount].itsObject.ySum; |
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159 | this->zSum += z*newChanSize; |
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160 | if(x<this->xmin) this->xmin = x; |
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161 | if(x>this->xmax) this->xmax = x; |
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162 | if(y<this->ymin) this->ymin = y; |
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163 | if(y>this->ymax) this->ymax = y; |
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164 | // don't need to do anything to zmin/zmax -- the z-value is |
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165 | // already in the list |
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166 | } |
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167 | |
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168 | } |
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169 | //-------------------------------------------- |
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170 | |
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171 | void Object3D::addScan(Scan s, long z) |
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172 | { |
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173 | long y=s.getY(); |
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174 | for(int x=s.getX(); x<=s.getXmax(); x++) |
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175 | this->addPixel(x,y,z); |
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176 | } |
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177 | |
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178 | //-------------------------------------------- |
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179 | |
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180 | void Object3D::addChannel(ChanMap channel) |
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181 | { |
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182 | // first test to see if we have a chanmap of same z |
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183 | bool haveZ = false; |
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184 | int mapCount = 0; |
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185 | while( !haveZ && (mapCount < this->maplist.size()) ){ |
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186 | haveZ = haveZ || (channel.itsZ==this->maplist[mapCount].itsZ); |
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187 | mapCount++; |
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188 | } |
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189 | |
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190 | if(!haveZ){ // need to add a new ChanMap |
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191 | this->maplist.push_back(channel); |
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192 | this->order(); |
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193 | // update the centres, min & max, as well as the number of voxels |
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194 | if(this->numVox==0){ // ie. if it is the only channel map |
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195 | this->xSum = channel.itsObject.xSum; |
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196 | this->xmin = channel.itsObject.xmin; |
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197 | this->xmax = channel.itsObject.xmax; |
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198 | this->ySum = channel.itsObject.ySum; |
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199 | this->ymin = channel.itsObject.ymin; |
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200 | this->ymax = channel.itsObject.ymax; |
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201 | this->zSum = channel.itsObject.numPix*channel.itsZ; |
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202 | this->zmin = this->zmax = channel.itsZ; |
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203 | } |
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204 | else{ |
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205 | this->xSum += channel.itsObject.xSum; |
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206 | this->ySum += channel.itsObject.ySum; |
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207 | this->zSum += channel.itsZ*channel.itsObject.numPix; |
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208 | if(channel.itsObject.xmin<this->xmin) |
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209 | this->xmin = channel.itsObject.xmin; |
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210 | if(channel.itsObject.xmax>this->xmax) |
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211 | this->xmax = channel.itsObject.xmax; |
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212 | if(channel.itsObject.ymin<this->ymin) |
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213 | this->ymin = channel.itsObject.ymin; |
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214 | if(channel.itsObject.ymax>this->ymax) |
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215 | this->ymax = channel.itsObject.ymax; |
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216 | // since we've ordered the maplist, the min & max z fall out |
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217 | // naturally |
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218 | this->zmin = this->maplist[0].itsZ; |
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219 | this->zmax = this->maplist[this->maplist.size()-1].itsZ; |
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220 | } |
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221 | this->numVox += channel.itsObject.numPix; |
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222 | } |
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223 | else{ |
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224 | // there is a ChanMap of matching z. Find it and add the channel |
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225 | // map to the correct existing channel map |
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226 | mapCount=0; |
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227 | while(this->maplist[mapCount].itsZ!=channel.itsZ) mapCount++; |
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228 | |
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229 | // Remove the new channel's information from the Object's information |
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230 | long oldChanSize = this->maplist[mapCount].itsObject.numPix; |
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231 | this->xSum -= this->maplist[mapCount].itsObject.xSum; |
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232 | this->ySum -= this->maplist[mapCount].itsObject.ySum; |
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233 | this->zSum -= this->maplist[mapCount].itsZ*oldChanSize; |
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234 | |
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235 | // Delete the old map and add the new one on the end. Order the list. |
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236 | ChanMap newMap = this->maplist[mapCount] + channel; |
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237 | std::vector <ChanMap>::iterator iter; |
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238 | iter = this->maplist.begin() + mapCount; |
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239 | this->maplist.erase(iter); |
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240 | this->maplist.push_back(newMap); |
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241 | this->order(); |
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242 | |
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243 | // and update the information... |
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244 | // This method deals correctly with all cases of adding an object. |
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245 | long newChanSize = newMap.itsObject.numPix; |
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246 | this->numVox += (newChanSize - oldChanSize); |
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247 | this->xSum += newMap.itsObject.xSum; |
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248 | this->ySum += newMap.itsObject.ySum; |
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249 | this->zSum += newMap.itsZ*newChanSize; |
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250 | if(channel.itsObject.xmin<this->xmin) this->xmin = channel.itsObject.xmin; |
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251 | if(channel.itsObject.xmax>this->xmax) this->xmax = channel.itsObject.xmax; |
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252 | if(channel.itsObject.ymin<this->ymin) this->ymin = channel.itsObject.ymin; |
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253 | if(channel.itsObject.ymax>this->ymax) this->ymax = channel.itsObject.ymax; |
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254 | // don't need to do anything to zmin/zmax -- the z-value is |
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255 | // already in the list |
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256 | |
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257 | } |
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258 | |
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259 | } |
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260 | //-------------------------------------------- |
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261 | |
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262 | void Object3D::order(){ |
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263 | std::vector<ChanMap>::iterator map; |
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264 | for(map=maplist.begin();map<maplist.end();map++) map->itsObject.order(); |
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265 | std::stable_sort(maplist.begin(),maplist.end()); |
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266 | } |
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267 | //-------------------------------------------- |
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268 | |
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269 | long Object3D::getNumDistinctZ() |
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270 | { |
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271 | return this->maplist.size(); |
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272 | } |
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273 | //-------------------------------------------- |
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274 | |
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275 | long Object3D::getSpatialSize() |
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276 | { |
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277 | Object2D spatialMap; |
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278 | for(int i=0;i<this->maplist.size();i++){ |
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279 | for(int s=0;s<this->maplist[i].itsObject.getNumScan();s++){ |
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280 | spatialMap.addScan(this->maplist[i].itsObject.getScan(s)); |
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281 | } |
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282 | } |
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283 | return spatialMap.getSize(); |
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284 | } |
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285 | //-------------------------------------------- |
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286 | |
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287 | Object2D Object3D::getSpatialMap() |
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288 | { |
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289 | Object2D spatialMap = this->maplist[0].itsObject; |
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290 | for(int i=1;i<this->maplist.size();i++){ |
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291 | spatialMap = spatialMap + this->maplist[i].itsObject; |
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292 | } |
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293 | return spatialMap; |
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294 | } |
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295 | //-------------------------------------------- |
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296 | |
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297 | void Object3D::calcParams() |
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298 | { |
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299 | this->xSum = 0; |
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300 | this->ySum = 0; |
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301 | this->zSum = 0; |
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302 | for(int m=0;m<this->maplist.size();m++){ |
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303 | |
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304 | this->maplist[m].itsObject.calcParams(); |
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305 | |
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306 | if(m==0){ |
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307 | this->xmin = this->maplist[m].itsObject.getXmin(); |
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308 | this->xmax = this->maplist[m].itsObject.getXmax(); |
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309 | this->ymin = this->maplist[m].itsObject.getYmin(); |
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310 | this->ymax = this->maplist[m].itsObject.getYmax(); |
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311 | this->zmin = this->zmax = this->maplist[m].itsZ; |
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312 | } |
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313 | else{ |
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314 | if(this->xmin>this->maplist[m].itsObject.getXmin()) |
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315 | this->xmin = this->maplist[m].itsObject.getXmin(); |
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316 | if(this->xmax<this->maplist[m].itsObject.getXmax()) |
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317 | this->xmax = this->maplist[m].itsObject.getXmax(); |
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318 | if(this->ymin>this->maplist[m].itsObject.getYmin()) |
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319 | this->ymin = this->maplist[m].itsObject.getYmin(); |
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320 | if(this->ymax<this->maplist[m].itsObject.getYmax()) |
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321 | this->ymax = this->maplist[m].itsObject.getYmax(); |
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322 | if(this->zmin>this->maplist[m].itsZ) this->zmin = this->maplist[m].itsZ; |
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323 | if(this->zmax<this->maplist[m].itsZ) this->zmax = this->maplist[m].itsZ; |
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324 | } |
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325 | |
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326 | long size = this->maplist[m].itsObject.getSize(); |
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327 | this->xSum += this->maplist[m].itsObject.xSum; |
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328 | this->ySum += this->maplist[m].itsObject.ySum; |
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329 | this->zSum += this->maplist[m].itsZ * size; |
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330 | |
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331 | } |
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332 | |
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333 | } |
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334 | //------------------------------------------------------ |
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335 | |
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336 | std::ostream& operator<< ( std::ostream& theStream, Object3D& obj) |
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337 | { |
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338 | std::vector<ChanMap>::iterator map; |
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339 | for(map=obj.maplist.begin();map<obj.maplist.end();map++){ |
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340 | Object2D tempObject = map->getObject(); |
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341 | for(int s=0;s<tempObject.getNumScan();s++){ |
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342 | Scan tempscan = tempObject.getScan(s); |
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343 | theStream << tempscan << ", " << map->getZ() << "\n"; |
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344 | } |
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345 | } |
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346 | theStream << "\n"; |
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347 | return theStream; |
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348 | } |
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349 | //-------------------------------------------- |
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350 | |
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351 | Voxel Object3D::getPixel(int pixNum) |
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352 | { |
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353 | Voxel returnVox(-1,-1,-1,0.); |
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354 | if((pixNum<0)||(pixNum>=this->getSize())) return returnVox; |
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355 | int count1=0; |
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356 | for(int m=0;m<this->maplist.size();m++) |
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357 | { |
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358 | if(pixNum-count1<this->maplist[m].itsObject.getSize()) |
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359 | { |
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360 | returnVox.setZ(this->maplist[m].getZ()); |
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361 | int count2=0; |
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362 | for(int s=0;s<this->maplist[m].getNumScan();s++) |
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363 | { |
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364 | if(pixNum-count1-count2<this->maplist[m].getScan(s).getXlen()) |
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365 | { |
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366 | returnVox.setY(this->maplist[m].getScan(s).getY()); |
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367 | returnVox.setX(this->maplist[m].getScan(s).getX() |
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368 | + pixNum - count1 - count2); |
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369 | return returnVox; |
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370 | } |
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371 | count2+=this->maplist[m].getScan(s).getXlen(); |
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372 | } |
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373 | } |
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374 | count1+=this->maplist[m].itsObject.getSize(); |
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375 | } |
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376 | return returnVox; |
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377 | } |
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378 | //-------------------------------------------------------------------- |
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379 | |
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380 | std::vector<Voxel> Object3D::getPixelSet() |
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381 | { |
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382 | std::vector<Voxel> voxList(this->numVox); |
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383 | long count = 0; |
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384 | for(int m=0;m<this->maplist.size();m++){ |
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385 | Object2D obj = this->maplist[m].itsObject; |
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386 | long z = this->maplist[m].itsZ; |
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387 | for(int s=0;s<obj.getNumScan();s++){ |
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388 | Scan scn = obj.getScan(s); |
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389 | long y = scn.getY(); |
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390 | for(long x=scn.getX(); x<=scn.getXmax(); x++){ |
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391 | voxList[count].setXYZF(x,y,z,0); |
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392 | count++; |
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393 | } |
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394 | } |
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395 | } |
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396 | return voxList; |
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397 | |
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398 | } |
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399 | |
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400 | //-------------------------------------------------------------------- |
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401 | |
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402 | void ChanMap::addOffsets(long xoff, long yoff, long zoff) |
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403 | { |
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404 | this->itsZ += zoff; |
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405 | this->itsObject.addOffsets(xoff,yoff); |
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406 | } |
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407 | |
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408 | //-------------------------------------------------------------------- |
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409 | |
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410 | void Object3D::addOffsets(long xoff, long yoff, long zoff) |
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411 | { |
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412 | for(unsigned int i=0;i<this->maplist.size();i++) |
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413 | this->maplist[i].addOffsets(xoff,yoff,zoff); |
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414 | this->xSum += xoff*numVox; |
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415 | this->xmin += xoff; xmax += xoff; |
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416 | this->ySum += yoff*numVox; |
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417 | this->ymin += yoff; ymax += yoff; |
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418 | this->zSum += zoff*numVox; |
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419 | this->zmin += zoff; zmax += zoff; |
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420 | } |
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421 | |
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422 | } |
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