[508] | 1 | // ---------------------------------------------------------------------------
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| 2 | // Includes for all the program files to see
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| 3 | // ---------------------------------------------------------------------------
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| 4 | #include <string.h>
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| 5 | #include <stdlib.h>
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| 6 | #include <iostream>
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| 7 | using namespace std;
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| 8 | #include <xercesc/util/PlatformUtils.hpp>
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| 9 |
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| 10 | // ---------------------------------------------------------------------------
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| 11 | // Includes
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| 12 | // ---------------------------------------------------------------------------
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| 13 | #include <xercesc/framework/StdInInputSource.hpp>
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| 14 | #include <xercesc/parsers/SAXParser.hpp>
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| 15 | #include <xercesc/util/OutOfMemoryException.hpp>
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| 16 |
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| 17 | // ---------------------------------------------------------------------------
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| 18 | // Includes
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| 19 | // ---------------------------------------------------------------------------
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| 20 | #include <xercesc/sax/AttributeList.hpp>
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| 21 | #include <xercesc/sax/SAXParseException.hpp>
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| 22 | #include <xercesc/sax/SAXException.hpp>
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| 23 |
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| 24 | #include "ViewCellsParser.h"
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| 25 |
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| 26 | #include "ViewCellsParserXerces.h"
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| 27 | #include "Mesh.h"
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| 28 | #include "VspBspTree.h"
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| 29 | #include "ViewCellBsp.h"
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| 30 | #include "ViewCellsManager.h"
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[971] | 31 | #include "GzFileInputSource.h"
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[1022] | 32 | #include "VspOspTree.h"
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[1201] | 33 | #include "KdTree.h"
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[508] | 34 |
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[1022] | 35 |
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[1201] | 36 |
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[863] | 37 | namespace GtpVisibilityPreprocessor {
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[860] | 38 |
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| 39 |
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[508] | 40 | // ---------------------------------------------------------------------------
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| 41 | // Local data
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| 42 | //
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| 43 | // doNamespaces
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| 44 | // Indicates whether namespace processing should be enabled or not.
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| 45 | // The default is no, but -n overrides that.
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| 46 | //
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| 47 | // doSchema
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| 48 | // Indicates whether schema processing should be enabled or not.
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| 49 | // The default is no, but -s overrides that.
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| 50 | //
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| 51 | // schemaFullChecking
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| 52 | // Indicates whether full schema constraint checking should be enabled or not.
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| 53 | // The default is no, but -s overrides that.
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| 54 | //
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| 55 | // valScheme
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| 56 | // Indicates what validation scheme to use. It defaults to 'auto', but
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| 57 | // can be set via the -v= command.
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| 58 | // ---------------------------------------------------------------------------
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| 59 | static bool doNamespaces = false;
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| 60 | static bool doSchema = false;
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| 61 | static bool schemaFullChecking = false;
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| 62 | static SAXParser::ValSchemes valScheme = SAXParser::Val_Auto;
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| 63 |
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| 64 |
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| 65 |
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[1197] | 66 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
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| 67 | {
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| 68 | return obj1->mId < obj2->mId;
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| 69 | }
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[508] | 70 |
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| 71 |
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| 72 | // ---------------------------------------------------------------------------
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| 73 | // StdInParseHandlers: Constructors and Destructor
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| 74 | // ---------------------------------------------------------------------------
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[938] | 75 | ViewCellsParseHandlers::ViewCellsParseHandlers(ObjectContainer *objects,
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[1004] | 76 | BoundingBoxConverter *bconverter):
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[508] | 77 | mElementCount(0)
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| 78 | , mAttrCount(0)
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| 79 | , mCharacterCount(0)
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| 80 | , mSpaceCount(0)
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[577] | 81 | , mViewCellsManager(NULL)
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| 82 | , mVspBspTree(NULL)
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| 83 | , mBspTree(NULL)
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[651] | 84 | , mViewCellsTree(NULL)
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[1201] | 85 | , mCurrentTask(PARSE_OPTIONS)
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[651] | 86 | , mCurrentViewCell(NULL)
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| 87 | , mCurrentBspNode(NULL)
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[1201] | 88 | , mCurrentVspNode(NULL)
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| 89 | , mCurrentKdNode(NULL)
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[931] | 90 | , mObjects(objects)
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| 91 | , mBoundingBoxConverter(bconverter)
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[975] | 92 | {
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[1197] | 93 | std::stable_sort(mObjects->begin(), mObjects->end(), ilt);
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[508] | 94 | }
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| 95 |
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[575] | 96 |
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[508] | 97 | ViewCellsParseHandlers::~ViewCellsParseHandlers()
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| 98 | {
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| 99 | }
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| 100 |
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| 101 |
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| 102 | // ---------------------------------------------------------------------------
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| 103 | // StdInParseHandlers: Implementation of the SAX DocumentHandler interface
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| 104 | // ---------------------------------------------------------------------------
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| 105 |
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| 106 |
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| 107 | void ViewCellsParseHandlers::endElement(const XMLCh* const name)
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| 108 | {
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| 109 | StrX lname(name);
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| 110 | string element(lname.LocalForm());
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[651] | 111 |
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[508] | 112 | if (element == "ViewCells")
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| 113 | EndViewCells();
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[651] | 114 |
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[938] | 115 | if (element == "BoundingBoxes")
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| 116 | EndBoundingBoxes();
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| 117 |
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| 118 | // inside the view cell description
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[1201] | 119 | if (mCurrentTask == PARSE_VIEWCELLS)
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[651] | 120 | {
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| 121 | if (element == "Interior")
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| 122 | EndViewCellInterior();
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| 123 | }
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| 124 | else
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| 125 | {
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[975] | 126 | if (element == "Interior")
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[651] | 127 | EndBspInterior();
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| 128 | }
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[508] | 129 | }
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| 130 |
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| 131 |
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[575] | 132 | void ViewCellsParseHandlers::EndBspInterior()
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[508] | 133 | {
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| 134 | // go one up in the tree
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[590] | 135 | if (mCurrentBspNode->GetParent())
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[975] | 136 | { Debug << "]";
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[590] | 137 | mCurrentBspNode = mCurrentBspNode->GetParent();
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[508] | 138 | }
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| 139 | }
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| 140 |
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| 141 |
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[1201] | 142 | void ViewCellsParseHandlers::EndVspInterior()
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| 143 | {
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| 144 | // go one up in the tree
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| 145 | if (mCurrentVspNode->GetParent())
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| 146 | { Debug << "]";
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| 147 | mCurrentVspNode = mCurrentVspNode->GetParent();
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| 148 | }
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| 149 | }
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| 150 |
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[651] | 151 | void ViewCellsParseHandlers::EndViewCellInterior()
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| 152 | {
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| 153 | // go one up in the tree
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| 154 | if (mCurrentViewCell->GetParent())
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[971] | 155 | { Debug << "]";
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[651] | 156 | mCurrentViewCell = mCurrentViewCell->GetParent();
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| 157 | }
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| 158 | }
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| 159 |
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[931] | 160 |
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[863] | 161 | inline static bool vlt(ViewCell *v1, ViewCell *v2)
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[508] | 162 | {
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| 163 | return v1->mId < v2->mId;
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| 164 | }
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| 165 |
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| 166 |
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| 167 | void ViewCellsParseHandlers::EndViewCells()
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| 168 | {
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[575] | 169 | // sort view cells to help associating view cells according to their id
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[508] | 170 | stable_sort(mViewCells.begin(), mViewCells.end(), vlt);
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[1201] | 171 |
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| 172 | // not parsing view cells anymore
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| 173 | mCurrentTask = PARSE_OPTIONS;
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[508] | 174 | }
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| 175 |
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| 176 |
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[931] | 177 | void ViewCellsParseHandlers::EndBoundingBoxes()
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| 178 | {
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[938] | 179 | // all bounding boxes gathered in this step =>
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| 180 | // associate object ids with bounding boxes
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[944] | 181 | long startTime = GetTime();
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| 182 |
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[931] | 183 | if (mBoundingBoxConverter)
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| 184 | mBoundingBoxConverter->IdentifyObjects(mIBoundingBoxes, *mObjects);
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[944] | 185 |
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[975] | 186 | Debug << "\nconverted bounding boxes to objects in "
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[944] | 187 | << TimeDiff(startTime, GetTime()) * 1e-3 << " secs" << endl;
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[931] | 188 | }
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[575] | 189 |
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[931] | 190 |
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[575] | 191 | void ViewCellsParseHandlers::StartHierarchy(AttributeList& attributes)
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[508] | 192 | {
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[575] | 193 | int len = attributes.getLength();
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| 194 |
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| 195 | for (int i = 0; i < len; ++ i)
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| 196 | {
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| 197 | string attrName(StrX(attributes.getName(i)).LocalForm());
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| 198 |
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| 199 | if (attrName == "name")
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| 200 | {
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| 201 | StrX attrValue(attributes.getValue(i));
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| 202 |
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| 203 | const char *ptr = attrValue.LocalForm();
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| 204 |
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[870] | 205 | //-- the view cells manager is created here
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[575] | 206 | CreateViewCellsManager(ptr);
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| 207 | }
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| 208 | }
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| 209 | }
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| 210 |
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| 211 |
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[1201] | 212 | void ViewCellsParseHandlers::StartBspElement(string element,
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[575] | 213 | AttributeList& attributes)
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| 214 | {
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[508] | 215 | if (element == "Interior")
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| 216 | {
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[971] | 217 | Debug << "[";
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[575] | 218 | StartBspInterior(attributes);
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[508] | 219 | }
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| 220 |
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| 221 | if (element == "Leaf")
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| 222 | {
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[971] | 223 | Debug << "l";
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[575] | 224 | StartBspLeaf(attributes);
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[508] | 225 | }
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[575] | 226 | }
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[508] | 227 |
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[575] | 228 |
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[1201] | 229 | void ViewCellsParseHandlers::StartVspElement(string element,
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| 230 | AttributeList& attributes)
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| 231 | {
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| 232 | if (element == "Interior")
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| 233 | {
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| 234 | Debug << "[";
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| 235 | StartVspInterior(attributes);
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| 236 | }
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| 237 |
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| 238 | if (element == "Leaf")
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| 239 | {
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| 240 | Debug << "l";
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| 241 | StartVspLeaf(attributes);
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| 242 | }
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| 243 | }
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| 244 |
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| 245 |
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| 246 | void ViewCellsParseHandlers::StartOspElement(string element,
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| 247 | AttributeList& attributes)
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| 248 | {
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| 249 | if (element == "Interior")
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| 250 | {
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| 251 | Debug << "[";
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| 252 | StartOspInterior(attributes);
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| 253 | }
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| 254 |
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| 255 | if (element == "Leaf")
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| 256 | {
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| 257 | Debug << "l";
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| 258 | StartOspLeaf(attributes);
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| 259 | }
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| 260 | }
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| 261 |
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| 262 | void ViewCellsParseHandlers::StartViewSpacePartitionElement(const std::string &element,
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| 263 | AttributeList& attributes)
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| 264 | {
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| 265 | if (!mViewCellsManager)
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| 266 | return;
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| 267 |
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| 268 | //-- use cell type according to the chosen view cell manager
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| 269 | switch (mViewCellsManager->GetType())
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| 270 | {
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| 271 | case ViewCellsManager::BSP:
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| 272 | case ViewCellsManager::VSP_BSP:
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| 273 | StartBspElement(element, attributes);
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| 274 | break;
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| 275 | case ViewCellsManager::VSP_OSP:
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| 276 | StartVspElement(element, attributes);
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| 277 | break;
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| 278 | default:
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| 279 | Debug << "not implemented" << endl;
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| 280 | break;
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| 281 | }
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| 282 | }
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| 283 |
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| 284 |
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| 285 | void ViewCellsParseHandlers::StartObjectSpacePartitionElement(const std::string &element,
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| 286 | AttributeList& attributes)
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| 287 | {
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| 288 | if (!mViewCellsManager)
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| 289 | return;
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| 290 |
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| 291 | //-- use cell type according to the chosen view cell manager
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| 292 | switch (mViewCellsManager->GetType())
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| 293 | {
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| 294 | case ViewCellsManager::VSP_OSP:
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| 295 | StartOspElement(element, attributes);
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| 296 | break;
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| 297 | default:
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| 298 | Debug << "not implemented" << endl;
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| 299 | break;
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| 300 | }
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| 301 | }
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| 302 |
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| 303 |
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| 304 | void ViewCellsParseHandlers::StartViewCellHierarchyElement(const std::string &element,
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| 305 | AttributeList& attributes)
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| 306 | {
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| 307 | // interiors + leaves interpreted view cells else
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| 308 | if (element == "Interior")
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| 309 | {
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| 310 | Debug << "[";
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| 311 | StartViewCellInterior(attributes);
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| 312 | }
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| 313 |
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| 314 | if (element == "Leaf")
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| 315 | {
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| 316 | Debug << "l";
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| 317 | StartViewCellLeaf(attributes);
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| 318 | }
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| 319 | }
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| 320 |
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| 321 |
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[575] | 322 | void ViewCellsParseHandlers::startElement(const XMLCh* const name,
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| 323 | AttributeList& attributes)
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[975] | 324 | {
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[575] | 325 | StrX lname(name);
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| 326 | string element(lname.LocalForm());
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[971] | 327 |
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[651] | 328 | if (element == "ViewCells")
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| 329 | {
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[1201] | 330 | cout << "parsing view cells" << endl;
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| 331 | mCurrentTask = PARSE_VIEWCELLS;
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[651] | 332 | }
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| 333 |
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[1201] | 334 | // decides about the view cells manager type
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| 335 | if (element == "Hierarchy")
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[575] | 336 | {
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[1201] | 337 | cout << "parsing view cells manager type" << endl;
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[575] | 338 | StartHierarchy(attributes);
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| 339 | }
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[1201] | 340 |
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| 341 | // decides about the view cell hierarchy
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| 342 | if (element == "ViewSpacePartition")
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| 343 | {
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| 344 | //StartViewSpacePartition(attributes);
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| 345 | cout << "parsing view space partition" << endl;
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| 346 | mCurrentTask = PARSE_VSP;
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| 347 | }
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| 348 |
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| 349 | // decides about the view cell hierarchy
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| 350 | if (element == "ObjectSpacePartition")
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| 351 | {
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| 352 | //StartObjectSpacePartition(attributes);
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| 353 | cout << "parsing object space partition" << endl;
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| 354 | mCurrentTask = PARSE_OSP;
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| 355 | }
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[577] | 356 |
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| 357 | // decides the used view cell hierarchy
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| 358 | if (element == "ViewSpaceBox")
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| 359 | {
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[971] | 360 | Debug << "v";
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[577] | 361 | StartViewSpaceBox(attributes);
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| 362 | }
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[575] | 363 |
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[931] | 364 | // decides the used view cell hierarchy
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| 365 | if (element == "BoundingBox")
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| 366 | {
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[971] | 367 | Debug << "b";
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[931] | 368 | StartBoundingBox(attributes);
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| 369 | }
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[577] | 370 |
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[1201] | 371 | // parse view space partition
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| 372 | switch (mCurrentTask)
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[577] | 373 | {
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[1201] | 374 | case PARSE_VSP:
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| 375 | StartViewSpacePartitionElement(element, attributes);
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| 376 | break;
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| 377 | case PARSE_OSP:
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| 378 | StartObjectSpacePartitionElement(element, attributes);
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| 379 | break;
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| 380 | case PARSE_VIEWCELLS:
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| 381 | StartViewCellHierarchyElement(element, attributes);
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| 382 | break;
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| 383 | default:
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| 384 | break;
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| 385 | }
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[575] | 386 |
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[508] | 387 | ++ mElementCount;
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| 388 | mAttrCount += attributes.getLength();
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| 389 | }
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| 390 |
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| 391 |
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[1194] | 392 | void ViewCellsParseHandlers::StartViewCell(ViewCell *viewCell,
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| 393 | AttributeList& attributes)
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[508] | 394 | {
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| 395 | int len = attributes.getLength();
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| 396 | vector<int> objIndices;
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[590] | 397 |
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[508] | 398 | for (int i = 0; i < len; ++ i)
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| 399 | {
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| 400 | string attrName(StrX(attributes.getName(i)).LocalForm());
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| 401 |
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| 402 | if (attrName == "pvs")
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| 403 | {
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| 404 | StrX attrValue(attributes.getValue(i));
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| 405 |
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| 406 | // handle coordIndex
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| 407 | objIndices.clear();
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| 408 | const char *ptr = attrValue.LocalForm();
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| 409 | char *endptr;
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| 410 |
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| 411 | while (1)
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| 412 | {
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| 413 | int index = strtol(ptr, &endptr, 10);
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| 414 |
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| 415 | if (ptr == endptr)
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| 416 | break;
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| 417 |
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| 418 | objIndices.push_back(index);
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| 419 |
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| 420 | ptr = endptr;
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| 421 | }
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| 422 |
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| 423 | //TODO: find objects and add them to pvs
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| 424 | // TODO: get view cell with specified id
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| 425 | MeshInstance dummyInst(NULL);
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| 426 |
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| 427 | vector<int>::const_iterator it, it_end = objIndices.end();
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| 428 | for (it = objIndices.begin(); it != it_end; ++ it)
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| 429 | {
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| 430 | const int objId = *it;
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| 431 | dummyInst.SetId(objId);
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| 432 |
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| 433 | ObjectContainer::iterator oit =
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[1197] | 434 | lower_bound(mObjects->begin(), mObjects->end(), (Intersectable *)&dummyInst, ilt);
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[880] | 435 |
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| 436 | if ((oit != mObjects->end()) && ((*oit)->GetId() == objId))
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[508] | 437 | {
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[880] | 438 | // $$JB we should store a float a per object which corresponds
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| 439 | // to sumof pdfs, i.e. its relative visibility
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| 440 | // temporarily set to 1.0f
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| 441 | viewCell->GetPvs().AddSample(*oit, 1.0f);
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[508] | 442 | }
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| 443 | else
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| 444 | {
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[880] | 445 | Debug << "error: object with id " << objId << " does not exist" << endl;
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[508] | 446 | }
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| 447 | }
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| 448 | }
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| 449 | else if (attrName == "id")
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| 450 | {
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| 451 | StrX attrValue(attributes.getValue(i));
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| 452 |
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| 453 | const char *ptr = attrValue.LocalForm();
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| 454 | char *endptr = NULL;
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| 455 | const int id = strtol(ptr, &endptr, 10);
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| 456 |
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| 457 | viewCell->SetId(id);
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| 458 | }
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[881] | 459 | /*else if (attrName == "active")
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[651] | 460 | {
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| 461 | StrX attrValue(attributes.getValue(i));
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| 462 |
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| 463 | const char *ptr = attrValue.LocalForm();
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| 464 | char *endptr = NULL;
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| 465 | const bool isActive = (bool)strtol(ptr, &endptr, 10);
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| 466 |
|
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[660] | 467 | if (isActive)
|
---|
| 468 | viewCell->SetActive();
|
---|
[881] | 469 | }*/
|
---|
[651] | 470 | else if (attrName == "mergecost")
|
---|
| 471 | {
|
---|
| 472 | StrX attrValue(attributes.getValue(i));
|
---|
| 473 |
|
---|
| 474 | const char *ptr = attrValue.LocalForm();
|
---|
| 475 | char *endptr = NULL;
|
---|
| 476 | const float cost = (float)strtod(ptr, &endptr);
|
---|
| 477 |
|
---|
| 478 | viewCell->SetMergeCost(cost);
|
---|
| 479 | }
|
---|
[508] | 480 | }
|
---|
| 481 | }
|
---|
| 482 |
|
---|
| 483 |
|
---|
[577] | 484 | void ViewCellsParseHandlers::StartViewSpaceBox(AttributeList& attributes)
|
---|
| 485 | {
|
---|
| 486 | int len = attributes.getLength();
|
---|
| 487 |
|
---|
| 488 | Vector3 bmin, bmax;
|
---|
| 489 |
|
---|
| 490 | for (int i = 0; i < len; ++ i)
|
---|
| 491 | {
|
---|
| 492 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 493 | StrX attrValue(attributes.getValue(i));
|
---|
| 494 | const char *ptr = attrValue.LocalForm();
|
---|
| 495 |
|
---|
| 496 | if (attrName == "min")
|
---|
| 497 | {
|
---|
| 498 | sscanf(ptr, "%f %f %f",
|
---|
| 499 | &bmin.x, &bmin.y, &bmin.z);
|
---|
| 500 | }
|
---|
| 501 | else if (attrName == "max")
|
---|
| 502 | {
|
---|
| 503 | sscanf(ptr, "%f %f %f",
|
---|
| 504 | &bmax.x, &bmax.y, &bmax.z);
|
---|
| 505 | }
|
---|
| 506 | }
|
---|
| 507 |
|
---|
| 508 | mViewSpaceBox = AxisAlignedBox3(bmin, bmax);
|
---|
| 509 |
|
---|
[944] | 510 | Debug << "\nview space box: " << mViewSpaceBox << endl;
|
---|
[577] | 511 | }
|
---|
| 512 |
|
---|
| 513 |
|
---|
[931] | 514 | void ViewCellsParseHandlers::StartBoundingBox(AttributeList& attributes)
|
---|
| 515 | {
|
---|
| 516 | int len = attributes.getLength();
|
---|
| 517 |
|
---|
| 518 | Vector3 bmin, bmax;
|
---|
| 519 | int id;
|
---|
| 520 |
|
---|
| 521 | for (int i = 0; i < len; ++ i)
|
---|
| 522 | {
|
---|
| 523 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 524 | StrX attrValue(attributes.getValue(i));
|
---|
| 525 | const char *ptr = attrValue.LocalForm();
|
---|
| 526 |
|
---|
| 527 |
|
---|
| 528 | if (attrName == "id")
|
---|
| 529 | {
|
---|
| 530 | sscanf(ptr, "%d", &id);
|
---|
| 531 | }
|
---|
| 532 |
|
---|
| 533 | if (attrName == "min")
|
---|
| 534 | {
|
---|
| 535 | sscanf(ptr, "%f %f %f",
|
---|
| 536 | &bmin.x, &bmin.y, &bmin.z);
|
---|
| 537 | }
|
---|
| 538 | else if (attrName == "max")
|
---|
| 539 | {
|
---|
| 540 | sscanf(ptr, "%f %f %f",
|
---|
| 541 | &bmax.x, &bmax.y, &bmax.z);
|
---|
| 542 | }
|
---|
| 543 | }
|
---|
| 544 |
|
---|
| 545 | AxisAlignedBox3 box(bmin, bmax);
|
---|
| 546 | mIBoundingBoxes.push_back(IndexedBoundingBox(id, box));
|
---|
| 547 |
|
---|
[944] | 548 | //Debug << "bbox: " << box << endl;
|
---|
[931] | 549 | }
|
---|
| 550 |
|
---|
| 551 |
|
---|
[575] | 552 | void ViewCellsParseHandlers::StartBspLeaf(AttributeList& attributes)
|
---|
[508] | 553 | {
|
---|
| 554 | BspLeaf * leaf =
|
---|
[590] | 555 | new BspLeaf(dynamic_cast<BspInterior *>(mCurrentBspNode), NULL);
|
---|
[508] | 556 |
|
---|
[590] | 557 | if (mCurrentBspNode) // replace front or (if not NULL) back child
|
---|
[508] | 558 | {
|
---|
[590] | 559 | dynamic_cast<BspInterior *>(mCurrentBspNode)->ReplaceChildLink(NULL, leaf);
|
---|
[508] | 560 | }
|
---|
| 561 | else
|
---|
| 562 | {
|
---|
[575] | 563 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[577] | 564 | {
|
---|
[575] | 565 | mBspTree->mRoot = leaf;
|
---|
[577] | 566 | }
|
---|
| 567 | else if (mViewCellsManager->GetType() == ViewCellsManager::VSP_BSP)
|
---|
| 568 | {
|
---|
[575] | 569 | mVspBspTree->mRoot = leaf;
|
---|
[577] | 570 | }
|
---|
[508] | 571 | }
|
---|
| 572 |
|
---|
| 573 | //-- find associated view cell
|
---|
| 574 | int viewCellId;
|
---|
| 575 |
|
---|
| 576 | int len = attributes.getLength();
|
---|
| 577 |
|
---|
| 578 | for (int i = 0; i < len; ++ i)
|
---|
| 579 | {
|
---|
| 580 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 581 | StrX attrValue(attributes.getValue(i));
|
---|
| 582 |
|
---|
| 583 | const char *ptr = attrValue.LocalForm();
|
---|
| 584 | char *endptr = NULL;
|
---|
| 585 |
|
---|
| 586 | if (attrName == "viewCellId")
|
---|
| 587 | {
|
---|
| 588 | viewCellId = strtol(ptr, &endptr, 10);
|
---|
| 589 | }
|
---|
| 590 | }
|
---|
[654] | 591 |
|
---|
[590] | 592 |
|
---|
[508] | 593 | if (viewCellId >= 0) // valid view cell
|
---|
| 594 | {
|
---|
| 595 | // TODO: get view cell with specified id
|
---|
[590] | 596 | ViewCellInterior dummyVc;
|
---|
[508] | 597 | dummyVc.SetId(viewCellId);
|
---|
| 598 |
|
---|
| 599 | ViewCellContainer::iterator vit =
|
---|
| 600 | lower_bound(mViewCells.begin(), mViewCells.end(), &dummyVc, vlt);
|
---|
| 601 |
|
---|
[651] | 602 | BspViewCell *viewCell = dynamic_cast<BspViewCell *>(*vit);
|
---|
[654] | 603 |
|
---|
[508] | 604 | if (viewCell->GetId() == viewCellId)
|
---|
| 605 | {
|
---|
[651] | 606 | leaf->SetViewCell(viewCell);
|
---|
| 607 | viewCell->mLeaf = leaf;
|
---|
[508] | 608 | }
|
---|
| 609 | else
|
---|
| 610 | {
|
---|
| 611 | Debug << "error: view cell does not exist" << endl;
|
---|
| 612 | }
|
---|
| 613 | }
|
---|
| 614 | else
|
---|
| 615 | {
|
---|
[863] | 616 | // add to invalid view space
|
---|
[575] | 617 | if (mViewCellsManager->GetType() == ViewCellsManager::VSP_BSP)
|
---|
| 618 | {
|
---|
| 619 | leaf->SetViewCell(mVspBspTree->GetOrCreateOutOfBoundsCell());
|
---|
| 620 | leaf->SetTreeValid(false);
|
---|
| 621 | mVspBspTree->PropagateUpValidity(leaf);
|
---|
| 622 | }
|
---|
[654] | 623 | }
|
---|
[508] | 624 | }
|
---|
| 625 |
|
---|
| 626 |
|
---|
[575] | 627 | void ViewCellsParseHandlers::StartBspInterior(AttributeList& attributes)
|
---|
[508] | 628 | {
|
---|
| 629 | Plane3 plane;
|
---|
| 630 | int len = attributes.getLength();
|
---|
| 631 |
|
---|
| 632 | for (int i = 0; i < len; ++ i)
|
---|
| 633 | {
|
---|
| 634 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 635 | StrX attrValue(attributes.getValue(i));
|
---|
| 636 | const char *ptr = attrValue.LocalForm();
|
---|
| 637 |
|
---|
| 638 | if (attrName == "plane")
|
---|
| 639 | {
|
---|
| 640 | sscanf(ptr, "%f %f %f %f",
|
---|
| 641 | &plane.mNormal.x, &plane.mNormal.y, &plane.mNormal.z, &plane.mD);
|
---|
| 642 | }
|
---|
| 643 | }
|
---|
| 644 |
|
---|
| 645 | BspInterior* interior = new BspInterior(plane);
|
---|
| 646 |
|
---|
[590] | 647 | if (mCurrentBspNode) // replace NULL child of parent with current node
|
---|
[508] | 648 | {
|
---|
[590] | 649 | BspInterior *current = dynamic_cast<BspInterior *>(mCurrentBspNode);
|
---|
[508] | 650 |
|
---|
| 651 | current->ReplaceChildLink(NULL, interior);
|
---|
| 652 | interior->SetParent(current);
|
---|
| 653 | }
|
---|
| 654 | else
|
---|
| 655 | {
|
---|
[575] | 656 | if (mViewCellsManager->GetType() == ViewCellsManager::BSP)
|
---|
[577] | 657 | {
|
---|
[575] | 658 | mBspTree->mRoot = interior;
|
---|
[577] | 659 | }
|
---|
[575] | 660 | else
|
---|
[577] | 661 | {
|
---|
[575] | 662 | mVspBspTree->mRoot = interior;
|
---|
[577] | 663 | }
|
---|
[508] | 664 | }
|
---|
| 665 |
|
---|
[590] | 666 | mCurrentBspNode = interior;
|
---|
[508] | 667 | }
|
---|
| 668 |
|
---|
| 669 |
|
---|
[651] | 670 | void ViewCellsParseHandlers::StartViewCellLeaf(AttributeList& attributes)
|
---|
| 671 | {
|
---|
| 672 | BspViewCell *viewCell = new BspViewCell();
|
---|
[575] | 673 |
|
---|
[651] | 674 | if (mCurrentViewCell) // replace front or (if not NULL) back child
|
---|
| 675 | {
|
---|
| 676 | ViewCellInterior *interior = dynamic_cast<ViewCellInterior *>(mCurrentViewCell);
|
---|
| 677 | interior->SetupChildLink(viewCell);
|
---|
| 678 | }
|
---|
| 679 | else // root
|
---|
| 680 | {
|
---|
| 681 | mViewCellsTree->SetRoot(viewCell);
|
---|
| 682 | }
|
---|
| 683 |
|
---|
| 684 | StartViewCell(viewCell, attributes);
|
---|
| 685 |
|
---|
| 686 | // collect leaves
|
---|
| 687 | mViewCells.push_back(viewCell);
|
---|
| 688 | }
|
---|
| 689 |
|
---|
| 690 |
|
---|
| 691 | void ViewCellsParseHandlers::StartViewCellInterior(AttributeList& attributes)
|
---|
| 692 | {
|
---|
| 693 | ViewCellInterior* interior = new ViewCellInterior();
|
---|
| 694 |
|
---|
| 695 | if (mCurrentViewCell) // replace NULL child of parent with current node
|
---|
| 696 | {
|
---|
| 697 | ViewCellInterior *current = dynamic_cast<ViewCellInterior *>(mCurrentViewCell);
|
---|
| 698 |
|
---|
| 699 | current->SetupChildLink(interior);
|
---|
| 700 | }
|
---|
| 701 | else
|
---|
| 702 | {
|
---|
| 703 | mViewCellsTree->SetRoot(interior);
|
---|
| 704 | }
|
---|
| 705 |
|
---|
| 706 | mCurrentViewCell = interior;
|
---|
| 707 |
|
---|
| 708 | StartViewCell(interior, attributes);
|
---|
| 709 | }
|
---|
| 710 |
|
---|
| 711 |
|
---|
| 712 |
|
---|
[575] | 713 | void ViewCellsParseHandlers::CreateViewCellsManager(const char *name)
|
---|
| 714 | {
|
---|
| 715 | if (strcmp(name, "bspTree") == 0)
|
---|
| 716 | {
|
---|
| 717 | Debug << "view cell type: Bsp" << endl;
|
---|
| 718 |
|
---|
[577] | 719 | mBspTree = new BspTree();
|
---|
[590] | 720 | mBspTree->mBox = mViewSpaceBox;
|
---|
[651] | 721 | //mCurrentBspNode = mBspTree->GetRoot();
|
---|
[575] | 722 |
|
---|
[1004] | 723 | mViewCellsManager = new BspViewCellsManager(mBspTree);
|
---|
[575] | 724 | }
|
---|
[1022] | 725 | else if (strcmp(name, "vspBspTree") == 0) //
|
---|
[975] | 726 | {
|
---|
[577] | 727 | Debug << "view cell type: VspBsp" << endl;
|
---|
| 728 |
|
---|
[575] | 729 | mVspBspTree = new VspBspTree();
|
---|
[651] | 730 | //mCurrentBspNode = mVspBspTree->GetRoot();
|
---|
[1004] | 731 | mViewCellsManager = new VspBspViewCellsManager(mVspBspTree);
|
---|
[577] | 732 |
|
---|
[590] | 733 | mVspBspTree->mBox = mViewSpaceBox;
|
---|
[575] | 734 | }
|
---|
[1022] | 735 | else if (strcmp(name, "vspOspTree") == 0)
|
---|
| 736 | {
|
---|
| 737 | Debug << "view cell type: VspOsp" << endl;
|
---|
[577] | 738 |
|
---|
[1022] | 739 | mVspTree = new VspTree();
|
---|
| 740 | mOspTree = new OspTree();
|
---|
| 741 |
|
---|
[1143] | 742 | // hack
|
---|
[1022] | 743 | mViewCellsManager = new VspOspViewCellsManager(mVspTree, mOspTree);
|
---|
| 744 |
|
---|
| 745 | mVspTree->mBoundingBox = mViewSpaceBox;
|
---|
| 746 | }
|
---|
| 747 |
|
---|
| 748 |
|
---|
[651] | 749 | mViewCellsTree = mViewCellsManager->GetViewCellsTree();
|
---|
[577] | 750 | mViewCellsManager->SetViewSpaceBox(mViewSpaceBox);
|
---|
[575] | 751 | }
|
---|
| 752 |
|
---|
| 753 |
|
---|
[508] | 754 | void ViewCellsParseHandlers::characters(const XMLCh* const chars,
|
---|
| 755 | const unsigned int length)
|
---|
| 756 | {
|
---|
| 757 | mCharacterCount += length;
|
---|
| 758 | }
|
---|
| 759 |
|
---|
| 760 |
|
---|
| 761 | void ViewCellsParseHandlers::ignorableWhitespace(const XMLCh* const chars,
|
---|
| 762 | const unsigned int length)
|
---|
| 763 | {
|
---|
| 764 | mSpaceCount += length;
|
---|
| 765 | }
|
---|
| 766 |
|
---|
| 767 |
|
---|
| 768 | void ViewCellsParseHandlers::resetDocument()
|
---|
| 769 | {
|
---|
| 770 | mAttrCount = 0;
|
---|
| 771 | mCharacterCount = 0;
|
---|
| 772 | mElementCount = 0;
|
---|
| 773 | mSpaceCount = 0;
|
---|
| 774 | }
|
---|
| 775 |
|
---|
| 776 |
|
---|
[1201] | 777 | void ViewCellsParseHandlers::StartVspLeaf(AttributeList& attributes)
|
---|
| 778 | {
|
---|
| 779 | VspLeaf * leaf =
|
---|
| 780 | new VspLeaf(dynamic_cast<VspInterior *>(mCurrentVspNode), NULL);
|
---|
| 781 |
|
---|
| 782 | if (mCurrentVspNode) // replace front or (if not NULL) back child
|
---|
| 783 | {
|
---|
| 784 | dynamic_cast<VspInterior *>(mCurrentVspNode)->ReplaceChildLink(NULL, leaf);
|
---|
| 785 | }
|
---|
| 786 | else
|
---|
| 787 | {
|
---|
| 788 | mVspTree->mRoot = leaf;
|
---|
| 789 | }
|
---|
| 790 |
|
---|
| 791 | //-- find associated view cell
|
---|
| 792 | int viewCellId;
|
---|
| 793 |
|
---|
| 794 | int len = attributes.getLength();
|
---|
| 795 |
|
---|
| 796 | for (int i = 0; i < len; ++ i)
|
---|
| 797 | {
|
---|
| 798 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 799 | StrX attrValue(attributes.getValue(i));
|
---|
| 800 |
|
---|
| 801 | const char *ptr = attrValue.LocalForm();
|
---|
| 802 | char *endptr = NULL;
|
---|
| 803 |
|
---|
| 804 | if (attrName == "viewCellId")
|
---|
| 805 | {
|
---|
| 806 | viewCellId = strtol(ptr, &endptr, 10);
|
---|
| 807 | }
|
---|
| 808 | }
|
---|
| 809 |
|
---|
| 810 | if (viewCellId >= 0) // valid view cell
|
---|
| 811 | {
|
---|
| 812 | // TODO: get view cell with specified id
|
---|
| 813 | ViewCellInterior dummyVc;
|
---|
| 814 | dummyVc.SetId(viewCellId);
|
---|
| 815 |
|
---|
| 816 | ViewCellContainer::iterator vit =
|
---|
| 817 | lower_bound(mViewCells.begin(), mViewCells.end(), &dummyVc, vlt);
|
---|
| 818 |
|
---|
| 819 | VspViewCell *viewCell = dynamic_cast<VspViewCell *>(*vit);
|
---|
| 820 |
|
---|
| 821 | if (viewCell->GetId() == viewCellId)
|
---|
| 822 | {
|
---|
| 823 | leaf->SetViewCell(viewCell);
|
---|
| 824 | viewCell->mLeaf = leaf;
|
---|
| 825 | }
|
---|
| 826 | else
|
---|
| 827 | {
|
---|
| 828 | Debug << "error: view cell does not exist" << endl;
|
---|
| 829 | }
|
---|
| 830 | }
|
---|
| 831 | else
|
---|
| 832 | {
|
---|
| 833 | // add to invalid view space
|
---|
| 834 | leaf->SetViewCell(mVspTree->GetOrCreateOutOfBoundsCell());
|
---|
| 835 | leaf->SetTreeValid(false);
|
---|
| 836 | mVspTree->PropagateUpValidity(leaf);
|
---|
| 837 | }
|
---|
| 838 | }
|
---|
| 839 |
|
---|
| 840 |
|
---|
| 841 | void ViewCellsParseHandlers::StartVspInterior(AttributeList& attributes)
|
---|
| 842 | {
|
---|
| 843 | AxisAlignedPlane plane;
|
---|
| 844 | int len = attributes.getLength();
|
---|
| 845 |
|
---|
| 846 | for (int i = 0; i < len; ++ i)
|
---|
| 847 | {
|
---|
| 848 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 849 | StrX attrValue(attributes.getValue(i));
|
---|
| 850 | const char *ptr = attrValue.LocalForm();
|
---|
| 851 |
|
---|
| 852 | if (attrName == "plane")
|
---|
| 853 | {
|
---|
| 854 | sscanf(ptr, "%d %f",
|
---|
| 855 | &plane.mAxis, &plane.mPosition);
|
---|
| 856 | }
|
---|
| 857 | }
|
---|
| 858 |
|
---|
| 859 | VspInterior* interior = new VspInterior(plane);
|
---|
| 860 |
|
---|
| 861 | if (mCurrentVspNode) // replace NULL child of parent with current node
|
---|
| 862 | {
|
---|
| 863 | VspInterior *current = dynamic_cast<VspInterior *>(mCurrentVspNode);
|
---|
| 864 |
|
---|
| 865 | current->ReplaceChildLink(NULL, interior);
|
---|
| 866 | interior->SetParent(current);
|
---|
| 867 | }
|
---|
| 868 | else
|
---|
| 869 | {
|
---|
| 870 | mVspTree->mRoot = interior;
|
---|
| 871 | }
|
---|
| 872 |
|
---|
| 873 | mCurrentVspNode = interior;
|
---|
| 874 | }
|
---|
| 875 |
|
---|
| 876 |
|
---|
| 877 | void ViewCellsParseHandlers::StartOspInterior(AttributeList& attributes)
|
---|
| 878 | {
|
---|
| 879 | AxisAlignedPlane plane;
|
---|
| 880 | int len = attributes.getLength();
|
---|
| 881 |
|
---|
| 882 | for (int i = 0; i < len; ++ i)
|
---|
| 883 | {
|
---|
| 884 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
| 885 | StrX attrValue(attributes.getValue(i));
|
---|
| 886 | const char *ptr = attrValue.LocalForm();
|
---|
| 887 |
|
---|
| 888 | if (attrName == "plane")
|
---|
| 889 | {
|
---|
| 890 | sscanf(ptr, "%d %f",
|
---|
| 891 | &plane.mAxis, &plane.mPosition);
|
---|
| 892 | }
|
---|
| 893 | }
|
---|
| 894 |
|
---|
| 895 | KdInterior* interior = new KdInterior(NULL);
|
---|
| 896 |
|
---|
| 897 | interior->mAxis = plane.mAxis;
|
---|
| 898 | interior->mPosition = plane.mPosition;
|
---|
| 899 |
|
---|
| 900 | if (mCurrentKdNode) // replace NULL child of parent with current node
|
---|
| 901 | {
|
---|
| 902 | KdInterior *parent = dynamic_cast<KdInterior *>(mCurrentKdNode);
|
---|
| 903 | parent->ReplaceChildLink(NULL, interior);
|
---|
| 904 | interior->mParent = parent;
|
---|
| 905 | }
|
---|
| 906 | else
|
---|
| 907 | {
|
---|
| 908 | mOspTree->mRoot = interior;
|
---|
| 909 | }
|
---|
| 910 |
|
---|
| 911 | mCurrentKdNode = interior;
|
---|
| 912 | }
|
---|
| 913 |
|
---|
| 914 |
|
---|
| 915 | void ViewCellsParseHandlers::StartOspLeaf(AttributeList& attributes)
|
---|
| 916 | {
|
---|
| 917 | KdLeaf * leaf =
|
---|
| 918 | new KdLeaf(dynamic_cast<KdInterior *>(mCurrentKdNode), NULL);
|
---|
| 919 |
|
---|
| 920 | if (mCurrentKdNode) // replace front or (if not NULL) back child
|
---|
| 921 | {
|
---|
| 922 | dynamic_cast<KdInterior *>(mCurrentKdNode)->ReplaceChildLink(NULL, leaf);
|
---|
| 923 | }
|
---|
| 924 | else
|
---|
| 925 | {
|
---|
| 926 | mOspTree->mRoot = leaf;
|
---|
| 927 | }
|
---|
| 928 | }
|
---|
| 929 |
|
---|
| 930 |
|
---|
| 931 |
|
---|
| 932 |
|
---|
[508] | 933 | // ---------------------------------------------------------------------------
|
---|
| 934 | // StdInParseHandlers: Overrides of the SAX ErrorHandler interface
|
---|
| 935 | // ---------------------------------------------------------------------------
|
---|
[1201] | 936 |
|
---|
| 937 |
|
---|
[508] | 938 | void
|
---|
| 939 | ViewCellsParseHandlers::error(const SAXParseException& e)
|
---|
| 940 | {
|
---|
| 941 | XERCES_STD_QUALIFIER cerr << "\nError at (file " << StrX(e.getSystemId())
|
---|
| 942 | << ", line " << e.getLineNumber()
|
---|
| 943 | << ", char " << e.getColumnNumber()
|
---|
| 944 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
| 945 | }
|
---|
| 946 |
|
---|
| 947 | void
|
---|
| 948 | ViewCellsParseHandlers::fatalError(const SAXParseException& e)
|
---|
| 949 | {
|
---|
| 950 | XERCES_STD_QUALIFIER cerr << "\nFatal Error at (file " << StrX(e.getSystemId())
|
---|
| 951 | << ", line " << e.getLineNumber()
|
---|
| 952 | << ", char " << e.getColumnNumber()
|
---|
| 953 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
| 954 | }
|
---|
| 955 |
|
---|
| 956 | void
|
---|
| 957 | ViewCellsParseHandlers::warning(const SAXParseException& e)
|
---|
| 958 | {
|
---|
| 959 | XERCES_STD_QUALIFIER cerr << "\nWarning at (file " << StrX(e.getSystemId())
|
---|
| 960 | << ", line " << e.getLineNumber()
|
---|
| 961 | << ", char " << e.getColumnNumber()
|
---|
| 962 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
| 963 | }
|
---|
| 964 |
|
---|
| 965 |
|
---|
[1221] | 966 | bool ViewCellsParser::ParseViewCellsFile(const string filename,
|
---|
| 967 | ViewCellsManager **viewCells,
|
---|
| 968 | ObjectContainer *objects,
|
---|
| 969 | BoundingBoxConverter *bconverter)
|
---|
[508] | 970 | {
|
---|
| 971 | // Initialize the XML4C system
|
---|
| 972 | try {
|
---|
| 973 | XMLPlatformUtils::Initialize();
|
---|
| 974 | }
|
---|
| 975 |
|
---|
| 976 | catch (const XMLException& toCatch)
|
---|
| 977 | {
|
---|
| 978 | XERCES_STD_QUALIFIER cerr << "Error during initialization! Message:\n"
|
---|
| 979 | << StrX(toCatch.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
| 980 | return false;
|
---|
| 981 | }
|
---|
| 982 |
|
---|
| 983 | //
|
---|
| 984 | // Create a SAX parser object. Then, according to what we were told on
|
---|
| 985 | // the command line, set the options.
|
---|
| 986 | //
|
---|
| 987 | SAXParser* parser = new SAXParser;
|
---|
| 988 | parser->setValidationScheme(valScheme);
|
---|
| 989 | parser->setDoNamespaces(doNamespaces);
|
---|
| 990 | parser->setDoSchema(doSchema);
|
---|
| 991 | parser->setValidationSchemaFullChecking(schemaFullChecking);
|
---|
| 992 |
|
---|
| 993 |
|
---|
| 994 | //
|
---|
| 995 | // Create our SAX handler object and install it on the parser, as the
|
---|
| 996 | // document and error handler. We are responsible for cleaning them
|
---|
| 997 | // up, but since its just stack based here, there's nothing special
|
---|
| 998 | // to do.
|
---|
| 999 | //
|
---|
[1004] | 1000 | ViewCellsParseHandlers handler(objects, bconverter);
|
---|
[508] | 1001 | parser->setDocumentHandler(&handler);
|
---|
| 1002 | parser->setErrorHandler(&handler);
|
---|
| 1003 |
|
---|
| 1004 | unsigned long duration;
|
---|
| 1005 | int errorCount = 0;
|
---|
| 1006 | // create a faux scope so that 'src' destructor is called before
|
---|
| 1007 | // XMLPlatformUtils::Terminate
|
---|
| 1008 | {
|
---|
| 1009 | //
|
---|
| 1010 | // Kick off the parse and catch any exceptions. Create a standard
|
---|
| 1011 | // input input source and tell the parser to parse from that.
|
---|
| 1012 | //
|
---|
| 1013 | // StdInInputSource src;
|
---|
| 1014 | try
|
---|
| 1015 | {
|
---|
| 1016 | const unsigned long startMillis = XMLPlatformUtils::getCurrentMillis();
|
---|
[1201] | 1017 | #if USE_GZLIB
|
---|
[971] | 1018 | XMLCh *myFilePath = XMLString::transcode(filename.c_str());
|
---|
| 1019 |
|
---|
| 1020 | GzFileInputSource isource(myFilePath);
|
---|
| 1021 | parser->parse(isource);
|
---|
| 1022 |
|
---|
| 1023 | #else
|
---|
[508] | 1024 | parser->parse(filename.c_str());
|
---|
[971] | 1025 | #endif
|
---|
| 1026 |
|
---|
[508] | 1027 | const unsigned long endMillis = XMLPlatformUtils::getCurrentMillis();
|
---|
| 1028 | duration = endMillis - startMillis;
|
---|
| 1029 | errorCount = parser->getErrorCount();
|
---|
| 1030 | }
|
---|
| 1031 | catch (const OutOfMemoryException&)
|
---|
| 1032 | {
|
---|
| 1033 | XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl;
|
---|
| 1034 | errorCount = 2;
|
---|
| 1035 | return false;
|
---|
| 1036 | }
|
---|
| 1037 | catch (const XMLException& e)
|
---|
| 1038 | {
|
---|
[870] | 1039 | XERCES_STD_QUALIFIER cerr << "\nError during parsing: \n"
|
---|
[508] | 1040 | << StrX(e.getMessage())
|
---|
| 1041 | << "\n" << XERCES_STD_QUALIFIER endl;
|
---|
[870] | 1042 | errorCount = 1;
|
---|
| 1043 | return false;
|
---|
[508] | 1044 | }
|
---|
| 1045 |
|
---|
| 1046 |
|
---|
| 1047 | // Print out the stats that we collected and time taken
|
---|
| 1048 | if (!errorCount) {
|
---|
[870] | 1049 | XERCES_STD_QUALIFIER cerr << filename << ": " << duration << " ms ("
|
---|
[508] | 1050 | << handler.GetElementCount() << " elems, "
|
---|
| 1051 | << handler.GetAttrCount() << " attrs, "
|
---|
| 1052 | << handler.GetSpaceCount() << " spaces, "
|
---|
| 1053 | << handler.GetCharacterCount() << " chars)" << XERCES_STD_QUALIFIER endl;
|
---|
| 1054 | }
|
---|
| 1055 | }
|
---|
| 1056 |
|
---|
| 1057 | //
|
---|
| 1058 | // Delete the parser itself. Must be done prior to calling Terminate, below.
|
---|
| 1059 | //
|
---|
| 1060 | delete parser;
|
---|
| 1061 |
|
---|
| 1062 | XMLPlatformUtils::Terminate();
|
---|
| 1063 |
|
---|
[931] | 1064 | //-- assign new view cells manager
|
---|
[577] | 1065 | *viewCells = handler.mViewCellsManager;
|
---|
[651] | 1066 |
|
---|
[508] | 1067 | if (errorCount > 0)
|
---|
| 1068 | return false;
|
---|
| 1069 | else
|
---|
| 1070 | return true;
|
---|
[556] | 1071 | }
|
---|
[860] | 1072 |
|
---|
| 1073 | } |
---|