1 | #include "axis_algorithm_zoom.hpp" |
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2 | |
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3 | namespace xios { |
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4 | |
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5 | CAxisAlgorithmZoom::CAxisAlgorithmZoom(CAxis* axisDestination, CAxis* axisSource, CZoomAxis* zoomAxis) |
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6 | : CAxisAlgorithmTransformation(axisDestination, axisSource), axisDest_(axisDestination), axisSrc_(axisSource) |
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7 | { |
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8 | zoomAxis->checkValid(axisSource); |
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9 | zoomBegin_ = zoomAxis->zoom_begin.getValue(); |
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10 | zoomEnd_ = zoomAxis->zoom_end.getValue(); |
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11 | zoomSize_ = zoomAxis->zoom_size.getValue(); |
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12 | |
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13 | if (zoomSize_ > axisSource->size.getValue()) |
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14 | { |
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15 | ERROR("CAxisAlgorithmZoom::CAxisAlgorithmZoom(CAxis* axisDestination, CAxis* axisSource, CZoomAxis* zoomAxis)", |
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16 | << "Zoom size is greater than size of axis source" |
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17 | << "Size of axis source " <<axisSource->getId() << " is " << axisSource->size.getValue() << std::endl |
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18 | << "Zoom size is " << zoomSize_ ); |
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19 | } |
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20 | |
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21 | computeIndexSourceMapping(); |
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22 | } |
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23 | |
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24 | void CAxisAlgorithmZoom::computeIndexSourceMapping() |
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25 | { |
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26 | StdSize niSource = axisSrc_->ni.getValue(); |
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27 | StdSize ibeginSource = axisSrc_->ibegin.getValue(); |
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28 | StdSize iendSource = ibeginSource + niSource - 1; |
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29 | |
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30 | StdSize ibegin = std::max(ibeginSource, zoomBegin_); |
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31 | StdSize iend = std::min(iendSource, zoomEnd_); |
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32 | StdSize ni = iend + 1 - ibegin; |
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33 | if (iend < ibegin) ni = 0; |
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34 | |
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35 | std::map<int, std::vector<int> >& transMap = this->transformationMapping_; |
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36 | for (StdSize idx = 0; idx < ni; ++idx) |
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37 | { |
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38 | transMap[ibegin+idx].push_back(ibegin+idx); |
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39 | } |
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40 | |
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41 | updateZoom(); |
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42 | updateAxisDestinationMask(); |
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43 | } |
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44 | |
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45 | void CAxisAlgorithmZoom::updateZoom() |
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46 | { |
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47 | axisDest_->global_zoom_begin = zoomBegin_; |
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48 | axisDest_->global_zoom_size = zoomSize_; |
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49 | } |
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50 | |
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51 | void CAxisAlgorithmZoom::updateAxisDestinationMask() |
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52 | { |
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53 | StdSize niMask = axisDest_->mask.numElements(); |
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54 | StdSize iBeginMask = axisDest_->ibegin.getValue(); |
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55 | StdSize globalIndexMask = 0; |
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56 | std::map<int, std::vector<int> >& transMap = this->transformationMapping_; |
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57 | std::map<int, std::vector<int> >::const_iterator ite = (transMap).end(); |
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58 | for (StdSize idx = 0; idx < niMask; ++idx) |
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59 | { |
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60 | globalIndexMask = iBeginMask + idx; |
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61 | if (transMap.find(globalIndexMask) == ite) |
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62 | (axisDest_->mask)(idx) = false; |
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63 | } |
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64 | } |
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65 | |
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66 | } |
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