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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31 | #include "GzFileInputSource.h"
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32 | #include "OspTree.h"
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33 | #include "VspTree.h"
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34 | #include "KdTree.h"
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35 | #include "BvHierarchy.h"
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36 | #include "HierarchyManager.h"
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37 |
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38 |
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39 | namespace GtpVisibilityPreprocessor {
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40 |
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41 |
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42 | // ---------------------------------------------------------------------------
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43 | // Local data
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44 | //
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45 | // doNamespaces
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46 | // Indicates whether namespace processing should be enabled or not.
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47 | // The default is no, but -n overrides that.
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48 | //
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49 | // doSchema
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50 | // Indicates whether schema processing should be enabled or not.
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51 | // The default is no, but -s overrides that.
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52 | //
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53 | // schemaFullChecking
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54 | // Indicates whether full schema constraint checking should be enabled or not.
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55 | // The default is no, but -s overrides that.
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56 | //
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57 | // valScheme
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58 | // Indicates what validation scheme to use. It defaults to 'auto', but
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59 | // can be set via the -v= command.
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60 | // ---------------------------------------------------------------------------
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61 | static bool doNamespaces = false;
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62 | static bool doSchema = false;
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63 | static bool schemaFullChecking = false;
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64 | static SAXParser::ValSchemes valScheme = SAXParser::Val_Auto;
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65 |
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66 |
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67 |
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68 | inline static bool ilt(Intersectable *obj1, Intersectable *obj2)
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69 | {
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70 | return obj1->mId < obj2->mId;
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71 | }
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72 |
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73 |
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74 | // ---------------------------------------------------------------------------
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75 | // StdInParseHandlers: Constructors and Destructor
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76 | // ---------------------------------------------------------------------------
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77 | ViewCellsParseHandlers::ViewCellsParseHandlers(ObjectContainer *objects,
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78 | BoundingBoxConverter *bconverter):
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79 | mElementCount(0)
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80 | , mAttrCount(0)
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81 | , mCharacterCount(0)
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82 | , mSpaceCount(0)
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83 | , mViewCellsManager(NULL)
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84 | , mVspBspTree(NULL)
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85 | , mBspTree(NULL)
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86 | , mViewCellsTree(NULL)
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87 | , mCurrentState(PARSE_OPTIONS)
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88 | , mCurrentViewCell(NULL)
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89 | , mCurrentBspNode(NULL)
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90 | , mCurrentVspNode(NULL)
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91 | , mCurrentOspNode(NULL)
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92 | , mCurrentBvhNode(NULL)
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93 | , mObjects(objects)
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94 | , mBoundingBoxConverter(bconverter)
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95 | , mHierarchyManager(NULL)
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96 | {
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97 | std::stable_sort(mObjects->begin(), mObjects->end(), ilt);
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98 | }
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99 |
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100 |
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101 | ViewCellsParseHandlers::~ViewCellsParseHandlers()
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102 | {
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103 | }
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104 |
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105 |
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106 | // ---------------------------------------------------------------------------
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107 | // StdInParseHandlers: Implementation of the SAX DocumentHandler interface
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108 | // ---------------------------------------------------------------------------
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109 |
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110 |
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111 | void ViewCellsParseHandlers::endElement(const XMLCh* const name)
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112 | {
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113 | StrX lname(name);
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114 | string element(lname.LocalForm());
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115 |
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116 | if (element == "BoundingBoxes")
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117 | {
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118 | EndBoundingBoxes();
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119 | }
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120 |
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121 | if (element == "ViewCells")
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122 | {
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123 | EndViewCells();
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124 | }
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125 |
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126 | if (element == "ObjectSpaceHierarchy")
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127 | {
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128 | EndObjectSpaceHierarchy();
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129 | }
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130 |
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131 | // finished, create view cells manager
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132 | if (element == "VisibilitySolution")
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133 | {
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134 | CreateViewCellsManager();
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135 | }
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136 |
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137 | if (element == "Interior")
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138 | {
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139 | switch (mCurrentState)
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140 | {
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141 | case PARSE_VIEWCELLS:
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142 | EndViewCellInterior();
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143 | break;
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144 | case PARSE_OBJECTSPACE_HIERARCHY:
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145 | EndObjectSpaceHierarchyInterior();
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146 | break;
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147 | case PARSE_VIEWSPACE_HIERARCHY:
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148 | EndViewSpaceHierarchyInterior();
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149 | break;
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150 | default:
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151 | break;
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152 | }
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153 | }
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154 | }
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155 |
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156 |
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157 | void ViewCellsParseHandlers::EndObjectSpaceHierarchy()
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158 | {
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159 | if (mObjectSpaceHierarchyType == OSP)
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160 | {
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161 | mHierarchyManager->mOspTree->InsertObjects(
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162 | mHierarchyManager->mOspTree->mRoot, *mObjects);
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163 | }
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164 | }
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165 |
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166 |
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167 | void ViewCellsParseHandlers::EndViewSpaceHierarchyInterior()
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168 | {
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169 | switch (mViewSpaceHierarchyType)
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170 | {
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171 | case BSP:
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172 | EndBspInterior();
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173 | break;
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174 | case VSP:
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175 | EndVspInterior();
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176 | break;
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177 | default:
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178 | Debug << "not implemented view space hierarchy type " << mViewSpaceHierarchyType << endl;
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179 | break;
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180 | }
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181 | }
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182 |
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183 |
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184 | void ViewCellsParseHandlers::EndObjectSpaceHierarchyInterior()
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185 | {
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186 | switch (mObjectSpaceHierarchyType)
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187 | {
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188 | case OSP:
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189 | EndOspInterior();
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190 | break;
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191 | case BVH:
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192 | EndBvhInterior();
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193 | break;
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194 | default:
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195 | Debug << "not implemented object space hierarchy type " << mViewSpaceHierarchyType << endl;
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196 | break;
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197 | }
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198 | }
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199 |
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200 |
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201 | void ViewCellsParseHandlers::EndBspInterior()
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202 | {
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203 | // go one up in the tree
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204 | if (mCurrentBspNode->GetParent())
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205 | { cout << "]";
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206 | mCurrentBspNode = mCurrentBspNode->GetParent();
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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 | void ViewCellsParseHandlers::EndBvhInterior()
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212 | {
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213 | // go one up in the tree
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214 | if (mCurrentBvhNode->GetParent())
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215 | { cout << "]";
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216 | mCurrentBvhNode = mCurrentBvhNode->GetParent();
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217 | }
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218 | }
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219 |
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220 |
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221 | void ViewCellsParseHandlers::EndOspInterior()
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222 | {
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223 | // go one up in the tree
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224 | if (mCurrentOspNode->mParent)
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225 | { cout << "]";
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226 | mCurrentOspNode = mCurrentOspNode->mParent;
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227 | }
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228 | }
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229 |
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230 |
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231 | void ViewCellsParseHandlers::EndVspInterior()
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232 | {
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233 | // go one up in the tree
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234 | if (mCurrentVspNode->GetParent())
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235 | { cout << "]";
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236 | mCurrentVspNode = mCurrentVspNode->GetParent();
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237 | }
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238 | }
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239 |
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240 |
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241 | void ViewCellsParseHandlers::EndViewCellInterior()
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242 | {
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243 | // go one up in the tree
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244 | if (mCurrentViewCell->GetParent())
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245 | { cout << "]";
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246 | mCurrentViewCell = mCurrentViewCell->GetParent();
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247 | }
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248 | }
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249 |
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250 |
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251 | inline static bool vlt(ViewCell *v1, ViewCell *v2)
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252 | {
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253 | return v1->mId < v2->mId;
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254 | }
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255 |
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256 |
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257 | void ViewCellsParseHandlers::EndViewCells()
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258 | {
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259 | // sort view cells to help associating view cells according to their id
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260 | stable_sort(mViewCells.begin(), mViewCells.end(), vlt);
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261 |
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262 | // not parsing view cells anymore
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263 | mCurrentState = PARSE_OPTIONS;
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264 | }
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265 |
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266 |
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267 | void ViewCellsParseHandlers::EndBoundingBoxes()
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268 | {
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269 | // all bounding boxes gathered in this step =>
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270 | // associate object ids with bounding boxes
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271 | long startTime = GetTime();
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272 |
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273 | if (mBoundingBoxConverter)
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274 | mBoundingBoxConverter->IdentifyObjects(mIBoundingBoxes, *mObjects);
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275 |
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276 | Debug << "\nconverted bounding boxes to objects in "
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277 | << TimeDiff(startTime, GetTime()) * 1e-3 << " secs" << endl;
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278 | }
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279 |
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280 |
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281 | void ViewCellsParseHandlers::StartHierarchy(AttributeList& attributes)
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282 | {
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283 | int len = attributes.getLength();
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284 |
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285 | for (int i = 0; i < len; ++ i)
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286 | {
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287 | string attrName(StrX(attributes.getName(i)).LocalForm());
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288 |
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289 | if (attrName == "name")
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290 | {
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291 | StrX attrValue(attributes.getValue(i));
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292 |
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293 | const char *ptr = attrValue.LocalForm();
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294 |
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295 | // the view cells manager is created here
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296 | //CreateViewCellsManager(ptr);
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297 | }
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298 | }
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299 | }
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300 |
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301 |
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302 | void ViewCellsParseHandlers::StartBspElement(string element,
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303 | AttributeList& attributes)
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304 | {
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305 | if (element == "Interior")
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306 | {
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307 | cout << "[";
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308 | StartBspInterior(attributes);
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309 | }
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310 |
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311 | if (element == "Leaf")
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312 | {
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313 | cout << "l";
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314 | StartBspLeaf(attributes);
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315 | }
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316 | }
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317 |
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318 |
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319 | void ViewCellsParseHandlers::StartVspElement(string element,
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320 | AttributeList& attributes)
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321 | {
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322 | if (element == "Interior")
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323 | {
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324 | cout << "[";
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325 | StartVspInterior(attributes);
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326 | }
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327 | if (element == "Leaf")
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328 | {
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329 | cout << "l";
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330 | StartVspLeaf(attributes);
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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 | void ViewCellsParseHandlers::StartOspElement(string element,
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336 | AttributeList& attributes)
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337 | {
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338 | if (element == "Interior")
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339 | {
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340 | cout << "[";
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341 | StartOspInterior(attributes);
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342 | }
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343 |
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344 | if (element == "Leaf")
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345 | {
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346 | cout << "l";
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347 | StartOspLeaf(attributes);
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348 | }
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349 | }
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350 |
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351 |
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352 | void ViewCellsParseHandlers::StartBvhElement(string element,
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353 | AttributeList& attributes)
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354 | {
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355 | if (element == "Interior")
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356 | {
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357 | cout << "[";
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358 | StartBvhInterior(attributes);
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359 | }
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360 |
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361 | if (element == "Leaf")
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362 | {
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363 | cout << "l";
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364 | StartBvhLeaf(attributes);
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365 | }
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366 | }
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367 |
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368 |
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369 | void ViewCellsParseHandlers::StartViewSpaceHierarchyElement(const std::string &element,
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370 | AttributeList& attributes)
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371 | {
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372 | //-- use cell type according to the chosen method
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373 | switch (mViewSpaceHierarchyType)
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374 | {
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375 | case BSP:
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376 | StartBspElement(element, attributes);
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377 | break;
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378 | case VSP:
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379 | StartVspElement(element, attributes);
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380 | break;
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381 | default:
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382 | Debug << "not implemented" << endl;
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383 | break;
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384 | }
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385 | }
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386 |
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387 |
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388 | void ViewCellsParseHandlers::StartObjectSpaceHierarchyElement(const std::string &element,
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389 | AttributeList& attributes)
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390 | {
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391 | //-- use cell type according to the chosen method
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392 | switch (mObjectSpaceHierarchyType)
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393 | {
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394 | case OSP:
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395 | StartOspElement(element, attributes);
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396 | break;
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397 | case BVH:
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398 | StartBvhElement(element, attributes);
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399 | break;
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400 | default:
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401 | Debug << "not implemented" << endl;
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402 | break;
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403 | }
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404 | }
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405 |
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406 |
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407 | void ViewCellsParseHandlers::StartViewCellHierarchyElement(const std::string &element,
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408 | AttributeList& attributes)
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409 | {
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410 | // interiors + leaves interpreted view cells else
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411 | if (element == "Interior")
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412 | {
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413 | cout << "[";
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414 | StartViewCellInterior(attributes);
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415 | }
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416 |
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417 | if (element == "Leaf")
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418 | {
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419 | cout << "l";
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420 | StartViewCellLeaf(attributes);
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421 | }
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422 | }
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423 |
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424 |
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425 | void ViewCellsParseHandlers::startElement(const XMLCh* const name,
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426 | AttributeList& attributes)
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427 | {
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428 | StrX lname(name);
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429 | string element(lname.LocalForm());
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430 |
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431 | if (element == "ViewCells")
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432 | {
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433 | cout << "\nparsing view cells" << endl;
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434 |
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435 | mCurrentState = PARSE_VIEWCELLS;
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436 |
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437 | // create new view cells hierarchy
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438 | mViewCellsTree = new ViewCellsTree();
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439 | }
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440 |
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441 | // decides about the view cells manager type
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442 | if (element == "Hierarchy")
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443 | {
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444 | cout << "parsing view cells manager type" << endl;
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445 | StartHierarchy(attributes);
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446 | }
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447 |
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448 | // decides about the view cell hierarchy
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449 | if (element == "ViewSpaceHierarchy")
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450 | {
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451 | cout << "\nparsing view space hierarchy" << endl;
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452 | mCurrentState = PARSE_VIEWSPACE_HIERARCHY;
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453 | StartViewSpaceHierarchy(attributes);
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454 | }
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455 |
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456 | // decides about the view cell hierarchy
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457 | if (element == "ObjectSpaceHierarchy")
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458 | {
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459 | cout << "\nparsing object space hierarchy" << endl;
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460 | mCurrentState = PARSE_OBJECTSPACE_HIERARCHY;
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461 | StartObjectSpaceHierarchy(attributes);
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462 | }
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463 |
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464 | // decides the used view cell hierarchy
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465 | if (element == "BoundingBox")
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466 | {
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467 | cout << "b";
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468 | StartBoundingBox(attributes);
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469 | }
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470 |
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471 | // parse view space hierarchy
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472 | switch (mCurrentState)
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473 | {
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474 | case PARSE_VIEWSPACE_HIERARCHY:
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475 | StartViewSpaceHierarchyElement(element, attributes);
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476 | break;
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477 | case PARSE_OBJECTSPACE_HIERARCHY:
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478 | StartObjectSpaceHierarchyElement(element, attributes);
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479 | break;
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480 | case PARSE_VIEWCELLS:
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481 | StartViewCellHierarchyElement(element, attributes);
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482 | break;
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483 | default:
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484 | break;
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485 | }
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486 |
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487 | ++ mElementCount;
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488 | mAttrCount += attributes.getLength();
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489 | }
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490 |
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491 |
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492 | void ViewCellsParseHandlers::StartViewCellPvs(ViewCell *viewCell,
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493 | AttributeList& attributes)
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494 | {
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495 | int len = attributes.getLength();
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496 | vector<int> objIndices;
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497 |
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498 | for (int i = 0; i < len; ++ i)
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499 | {
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500 | string attrName(StrX(attributes.getName(i)).LocalForm());
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501 |
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502 | if (attrName == "pvs")
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503 | {
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504 | StrX attrValue(attributes.getValue(i));
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505 |
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506 | // handle coordIndex
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507 | objIndices.clear();
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508 | const char *ptr = attrValue.LocalForm();
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509 | char *endptr;
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510 |
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511 | while (1)
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512 | {
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513 | const int index = strtol(ptr, &endptr, 10);
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514 |
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515 | if (ptr == endptr) break;
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516 |
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517 | objIndices.push_back(index);
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518 |
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519 | ptr = endptr;
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520 | }
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521 |
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522 | //TODO: find objects and add them to pvs
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523 | // TODO: get view cell with specified id
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524 | MeshInstance dummyInst(NULL);
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525 |
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526 | vector<int>::const_iterator it, it_end = objIndices.end();
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527 | for (it = objIndices.begin(); it != it_end; ++ it)
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528 | {
|
---|
529 | const int objId = *it;
|
---|
530 | dummyInst.SetId(objId);
|
---|
531 |
|
---|
532 | ObjectContainer::iterator oit =
|
---|
533 | lower_bound(mObjects->begin(),
|
---|
534 | mObjects->end(),
|
---|
535 | (Intersectable *)&dummyInst, ilt);
|
---|
536 |
|
---|
537 | if ((oit != mObjects->end()) && ((*oit)->GetId() == objId))
|
---|
538 | {
|
---|
539 | // $$JB we should store a float a per object which corresponds
|
---|
540 | // to sumof pdfs, i.e. its relative visibility
|
---|
541 | // temporarily set to 1.0f
|
---|
542 | viewCell->GetPvs().AddSample(*oit, 1.0f);
|
---|
543 | }
|
---|
544 | else
|
---|
545 | {
|
---|
546 | cout << "error: object with id " << objId << " does not exist" << endl;
|
---|
547 | }
|
---|
548 | }
|
---|
549 | }
|
---|
550 | else if (attrName == "id")
|
---|
551 | {
|
---|
552 | StrX attrValue(attributes.getValue(i));
|
---|
553 |
|
---|
554 | const char *ptr = attrValue.LocalForm();
|
---|
555 | char *endptr = NULL;
|
---|
556 | const int id = strtol(ptr, &endptr, 10);
|
---|
557 |
|
---|
558 | viewCell->SetId(id);
|
---|
559 | }
|
---|
560 | /*else if (attrName == "active")
|
---|
561 | {
|
---|
562 | StrX attrValue(attributes.getValue(i));
|
---|
563 |
|
---|
564 | const char *ptr = attrValue.LocalForm();
|
---|
565 | char *endptr = NULL;
|
---|
566 | const bool isActive = (bool)strtol(ptr, &endptr, 10);
|
---|
567 |
|
---|
568 | if (isActive)
|
---|
569 | viewCell->SetActive();
|
---|
570 | }*/
|
---|
571 | else if (attrName == "mergecost")
|
---|
572 | {
|
---|
573 | StrX attrValue(attributes.getValue(i));
|
---|
574 |
|
---|
575 | const char *ptr = attrValue.LocalForm();
|
---|
576 | char *endptr = NULL;
|
---|
577 | const float cost = (float)strtod(ptr, &endptr);
|
---|
578 |
|
---|
579 | viewCell->SetMergeCost(cost);
|
---|
580 | }
|
---|
581 | }
|
---|
582 | }
|
---|
583 |
|
---|
584 |
|
---|
585 | void ViewCellsParseHandlers::StartViewSpaceHierarchy(AttributeList& attributes)
|
---|
586 | {
|
---|
587 | int len = attributes.getLength();
|
---|
588 |
|
---|
589 | Vector3 bmin, bmax;
|
---|
590 |
|
---|
591 | for (int i = 0; i < len; ++ i)
|
---|
592 | {
|
---|
593 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
594 | StrX attrValue(attributes.getValue(i));
|
---|
595 | const char *ptr = attrValue.LocalForm();
|
---|
596 |
|
---|
597 | // hierarchy type
|
---|
598 | if (attrName == "type")
|
---|
599 | {
|
---|
600 | if (strcmp(ptr, "bsp") == 0)
|
---|
601 | {
|
---|
602 | cout << "\nview space hierarchy: Bsp" << endl;
|
---|
603 | mViewSpaceHierarchyType = BSP;
|
---|
604 | }
|
---|
605 | else if (strcmp(ptr, "vsp") == 0)
|
---|
606 | {
|
---|
607 | cout << "\nview space hierarchy: Vsp" << endl;
|
---|
608 | mViewSpaceHierarchyType = VSP;
|
---|
609 | }
|
---|
610 | }
|
---|
611 | else if (attrName == "min") // the view space extent
|
---|
612 | {
|
---|
613 | sscanf(ptr, "%f %f %f",
|
---|
614 | &bmin.x, &bmin.y, &bmin.z);
|
---|
615 | }
|
---|
616 | else if (attrName == "max")
|
---|
617 | {
|
---|
618 | sscanf(ptr, "%f %f %f",
|
---|
619 | &bmax.x, &bmax.y, &bmax.z);
|
---|
620 | }
|
---|
621 | }
|
---|
622 |
|
---|
623 | mViewSpaceBox = AxisAlignedBox3(bmin, bmax);
|
---|
624 |
|
---|
625 | // create the hierarchy based on this information
|
---|
626 | CreateViewSpaceHierarchy();
|
---|
627 | }
|
---|
628 |
|
---|
629 |
|
---|
630 | void ViewCellsParseHandlers::StartObjectSpaceHierarchy(AttributeList& attributes)
|
---|
631 | {
|
---|
632 | const int len = attributes.getLength();
|
---|
633 | Vector3 bmin, bmax;
|
---|
634 |
|
---|
635 | for (int i = 0; i < len; ++ i)
|
---|
636 | {
|
---|
637 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
638 | StrX attrValue(attributes.getValue(i));
|
---|
639 | const char *ptr = attrValue.LocalForm();
|
---|
640 |
|
---|
641 | // hierarchy type
|
---|
642 | if (attrName == "type")
|
---|
643 | {
|
---|
644 | if (strcmp(ptr, "osp") == 0)
|
---|
645 | {
|
---|
646 | cout << "\nobject space hierarchy: Osp" << endl;
|
---|
647 |
|
---|
648 | mHierarchyManager =
|
---|
649 | new HierarchyManager(mVspTree, HierarchyManager::KD_BASED_OBJ_SUBDIV);
|
---|
650 |
|
---|
651 | mObjectSpaceHierarchyType = OSP;
|
---|
652 |
|
---|
653 | //std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
654 | mHierarchyManager->mOspTree->mBoundingBox.Initialize();
|
---|
655 | ObjectContainer::const_iterator oit, oit_end = mObjects->end();
|
---|
656 |
|
---|
657 | //-- compute bounding box
|
---|
658 | for (oit = mObjects->begin(); oit != oit_end; ++ oit)
|
---|
659 | {
|
---|
660 | Intersectable *obj = *oit;
|
---|
661 | // compute bounding box of view space
|
---|
662 | mHierarchyManager->mOspTree->mBoundingBox.Include(obj->GetBox());
|
---|
663 | }
|
---|
664 | }
|
---|
665 | else if (strcmp(ptr, "bvh") == 0)
|
---|
666 | {
|
---|
667 | cout << "\nobject space hierarchy: Bvh" << endl;
|
---|
668 | mObjectSpaceHierarchyType = BVH;
|
---|
669 | mHierarchyManager =
|
---|
670 | new HierarchyManager(mVspTree, HierarchyManager::BV_BASED_OBJ_SUBDIV);
|
---|
671 | }
|
---|
672 | }
|
---|
673 | }
|
---|
674 | }
|
---|
675 |
|
---|
676 |
|
---|
677 | void ViewCellsParseHandlers::StartBoundingBox(AttributeList& attributes)
|
---|
678 | {
|
---|
679 | int len = attributes.getLength();
|
---|
680 |
|
---|
681 | Vector3 bmin, bmax;
|
---|
682 | int id;
|
---|
683 |
|
---|
684 | for (int i = 0; i < len; ++ i)
|
---|
685 | {
|
---|
686 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
687 | StrX attrValue(attributes.getValue(i));
|
---|
688 | const char *ptr = attrValue.LocalForm();
|
---|
689 |
|
---|
690 |
|
---|
691 | if (attrName == "id")
|
---|
692 | {
|
---|
693 | sscanf(ptr, "%d", &id);
|
---|
694 | }
|
---|
695 | if (attrName == "min")
|
---|
696 | {
|
---|
697 | sscanf(ptr, "%f %f %f", &bmin.x, &bmin.y, &bmin.z);
|
---|
698 | }
|
---|
699 | else if (attrName == "max")
|
---|
700 | {
|
---|
701 | sscanf(ptr, "%f %f %f", &bmax.x, &bmax.y, &bmax.z);
|
---|
702 | }
|
---|
703 | }
|
---|
704 |
|
---|
705 | AxisAlignedBox3 box(bmin, bmax);
|
---|
706 | mIBoundingBoxes.push_back(IndexedBoundingBox(id, box));
|
---|
707 | //cout << "bbox: " << box << endl;
|
---|
708 | }
|
---|
709 |
|
---|
710 |
|
---|
711 | void ViewCellsParseHandlers::StartBspLeaf(AttributeList& attributes)
|
---|
712 | {
|
---|
713 | BspLeaf * leaf =
|
---|
714 | new BspLeaf(dynamic_cast<BspInterior *>(mCurrentBspNode), NULL);
|
---|
715 |
|
---|
716 | if (mCurrentBspNode) // replace front or (if not NULL) back child
|
---|
717 | {
|
---|
718 | dynamic_cast<BspInterior *>(mCurrentBspNode)->ReplaceChildLink(NULL, leaf);
|
---|
719 | }
|
---|
720 | else
|
---|
721 | {
|
---|
722 | mVspBspTree->mRoot = leaf;
|
---|
723 | }
|
---|
724 |
|
---|
725 | //-- find associated view cell
|
---|
726 |
|
---|
727 | int viewCellId;
|
---|
728 |
|
---|
729 | int len = attributes.getLength();
|
---|
730 |
|
---|
731 | for (int i = 0; i < len; ++ i)
|
---|
732 | {
|
---|
733 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
734 | StrX attrValue(attributes.getValue(i));
|
---|
735 |
|
---|
736 | const char *ptr = attrValue.LocalForm();
|
---|
737 | char *endptr = NULL;
|
---|
738 |
|
---|
739 | if (attrName == "viewCellId")
|
---|
740 | {
|
---|
741 | viewCellId = strtol(ptr, &endptr, 10);
|
---|
742 | }
|
---|
743 | }
|
---|
744 |
|
---|
745 | if (viewCellId >= 0) // valid view cell found
|
---|
746 | {
|
---|
747 | // TODO: get view cell with specified id
|
---|
748 | ViewCellInterior dummyVc;
|
---|
749 | dummyVc.SetId(viewCellId);
|
---|
750 |
|
---|
751 | ViewCellContainer::iterator vit =
|
---|
752 | lower_bound(mViewCells.begin(), mViewCells.end(), &dummyVc, vlt);
|
---|
753 |
|
---|
754 | BspViewCell *viewCell = dynamic_cast<BspViewCell *>(*vit);
|
---|
755 |
|
---|
756 | if (viewCell->GetId() == viewCellId)
|
---|
757 | {
|
---|
758 | // create new view cell for bsp nodes
|
---|
759 | leaf->SetViewCell(viewCell);
|
---|
760 | viewCell->mLeaf = leaf;
|
---|
761 | }
|
---|
762 | else
|
---|
763 | {
|
---|
764 | cout << "error: view cell does not exist" << endl;
|
---|
765 | }
|
---|
766 | }
|
---|
767 | else
|
---|
768 | {
|
---|
769 | // add to invalid view space
|
---|
770 | leaf->SetViewCell(mVspBspTree->GetOrCreateOutOfBoundsCell());
|
---|
771 | leaf->SetTreeValid(false);
|
---|
772 | mVspBspTree->PropagateUpValidity(leaf);
|
---|
773 | }
|
---|
774 | }
|
---|
775 |
|
---|
776 |
|
---|
777 | void ViewCellsParseHandlers::StartBspInterior(AttributeList& attributes)
|
---|
778 | {
|
---|
779 | Plane3 plane;
|
---|
780 | int len = attributes.getLength();
|
---|
781 |
|
---|
782 | for (int i = 0; i < len; ++ i)
|
---|
783 | {
|
---|
784 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
785 | StrX attrValue(attributes.getValue(i));
|
---|
786 | const char *ptr = attrValue.LocalForm();
|
---|
787 |
|
---|
788 | if (attrName == "plane")
|
---|
789 | {
|
---|
790 | sscanf(ptr, "%f %f %f %f",
|
---|
791 | &plane.mNormal.x, &plane.mNormal.y, &plane.mNormal.z, &plane.mD);
|
---|
792 | }
|
---|
793 | }
|
---|
794 |
|
---|
795 | BspInterior* interior = new BspInterior(plane);
|
---|
796 |
|
---|
797 | if (mCurrentBspNode) // replace NULL child of parent with current node
|
---|
798 | {
|
---|
799 | BspInterior *current = dynamic_cast<BspInterior *>(mCurrentBspNode);
|
---|
800 |
|
---|
801 | current->ReplaceChildLink(NULL, interior);
|
---|
802 | interior->SetParent(current);
|
---|
803 | }
|
---|
804 | else
|
---|
805 | {
|
---|
806 | mVspBspTree->mRoot = interior;
|
---|
807 | }
|
---|
808 |
|
---|
809 | mCurrentBspNode = interior;
|
---|
810 | }
|
---|
811 |
|
---|
812 |
|
---|
813 | void ViewCellsParseHandlers::StartViewCellLeaf(AttributeList& attributes)
|
---|
814 | {
|
---|
815 | ViewCellLeaf *viewCell = new ViewCellLeaf();
|
---|
816 |
|
---|
817 | if (mCurrentViewCell) // replace front or (if not NULL) back child
|
---|
818 | {
|
---|
819 | ViewCellInterior *interior =
|
---|
820 | dynamic_cast<ViewCellInterior *>(mCurrentViewCell);
|
---|
821 | interior->SetupChildLink(viewCell);
|
---|
822 | }
|
---|
823 | else // root
|
---|
824 | {
|
---|
825 | mViewCellsTree->SetRoot(viewCell);
|
---|
826 | }
|
---|
827 |
|
---|
828 | StartViewCellPvs(viewCell, attributes);
|
---|
829 |
|
---|
830 | // collect leaves
|
---|
831 | mViewCells.push_back(viewCell);
|
---|
832 | }
|
---|
833 |
|
---|
834 |
|
---|
835 | void ViewCellsParseHandlers::StartViewCellInterior(AttributeList& attributes)
|
---|
836 | {
|
---|
837 | ViewCellInterior* interior = new ViewCellInterior();
|
---|
838 |
|
---|
839 | if (mCurrentViewCell) // replace NULL child of parent with current node
|
---|
840 | {
|
---|
841 | ViewCellInterior *current = dynamic_cast<ViewCellInterior *>(mCurrentViewCell);
|
---|
842 |
|
---|
843 | current->SetupChildLink(interior);
|
---|
844 | }
|
---|
845 | else
|
---|
846 | {
|
---|
847 | mViewCellsTree->SetRoot(interior);
|
---|
848 | }
|
---|
849 |
|
---|
850 | mCurrentViewCell = interior;
|
---|
851 |
|
---|
852 | StartViewCellPvs(interior, attributes);
|
---|
853 | }
|
---|
854 |
|
---|
855 |
|
---|
856 | void ViewCellsParseHandlers::CreateViewSpaceHierarchy()
|
---|
857 | {
|
---|
858 | ViewCellContainer::iterator it, it_end = mViewCells.end();
|
---|
859 | cout << "\n====================" << endl << endl;
|
---|
860 | for (it = mViewCells.begin(); it != it_end; ++ it)
|
---|
861 | {
|
---|
862 | cout << (*it)->GetId() << " ";
|
---|
863 | }
|
---|
864 | cout << endl;
|
---|
865 | if (mViewSpaceHierarchyType == BSP)
|
---|
866 | {
|
---|
867 | cout << "hierarchy type: Bsp" << endl;
|
---|
868 |
|
---|
869 | mVspBspTree = new VspBspTree();
|
---|
870 |
|
---|
871 | // set view space box
|
---|
872 | mVspBspTree->mBox = mViewSpaceBox;
|
---|
873 |
|
---|
874 | ViewCellContainer::iterator vit, vit_end = mViewCells.end();
|
---|
875 |
|
---|
876 | // reset view cells using the current node type
|
---|
877 | for (vit = mViewCells.begin(); vit != vit_end; ++ vit)
|
---|
878 | {
|
---|
879 | ViewCell *vc = *vit;
|
---|
880 |
|
---|
881 | BspViewCell *bspVc = new BspViewCell();
|
---|
882 | bspVc->SetPvs(vc->GetPvs());
|
---|
883 | bspVc->SetId(vc->GetId());
|
---|
884 |
|
---|
885 | if (vc->IsRoot())
|
---|
886 | {
|
---|
887 | mViewCellsTree->mRoot = bspVc;
|
---|
888 | }
|
---|
889 | else
|
---|
890 | {
|
---|
891 | vc->GetParent()->ReplaceChildLink(vc, bspVc);
|
---|
892 | }
|
---|
893 |
|
---|
894 | DEL_PTR(vc);
|
---|
895 | (*vit) = bspVc;
|
---|
896 | }
|
---|
897 | }
|
---|
898 | else if (mViewSpaceHierarchyType == VSP)
|
---|
899 | {
|
---|
900 | cout << "hierarchy type: Vsp" << endl;
|
---|
901 |
|
---|
902 | mVspTree = new VspTree();
|
---|
903 |
|
---|
904 | // set view space box
|
---|
905 | mVspTree->mBoundingBox = mViewSpaceBox;
|
---|
906 |
|
---|
907 | ViewCellContainer::iterator vit, vit_end = mViewCells.end();
|
---|
908 |
|
---|
909 | // reset view cells using the current node type
|
---|
910 | for (vit = mViewCells.begin(); vit != vit_end; ++ vit)
|
---|
911 | {
|
---|
912 | ViewCell *vc = *vit;
|
---|
913 |
|
---|
914 | VspViewCell *vspVc = new VspViewCell();
|
---|
915 | vspVc->SetPvs(vc->GetPvs());
|
---|
916 | vspVc->SetId(vc->GetId());
|
---|
917 |
|
---|
918 | if (vc->IsRoot())
|
---|
919 | {
|
---|
920 | mViewCellsTree->mRoot = vspVc;
|
---|
921 | }
|
---|
922 | else
|
---|
923 | {
|
---|
924 | vc->GetParent()->ReplaceChildLink(vc, vspVc);
|
---|
925 | }
|
---|
926 |
|
---|
927 | DEL_PTR(vc);
|
---|
928 | (*vit) = vspVc;
|
---|
929 | }
|
---|
930 |
|
---|
931 | // if object space hierarchy already constructed
|
---|
932 | if (mHierarchyManager)
|
---|
933 | {
|
---|
934 | mHierarchyManager->mVspTree = mVspTree;
|
---|
935 | mVspTree->mHierarchyManager = mHierarchyManager;
|
---|
936 | }
|
---|
937 | }
|
---|
938 | cout << "************************" << endl;
|
---|
939 | it_end = mViewCells.end();
|
---|
940 | for (it = mViewCells.begin(); it != it_end; ++ it)
|
---|
941 | {
|
---|
942 | cout << (*it)->GetId() << " ";
|
---|
943 | }
|
---|
944 | cout << endl;
|
---|
945 | cout << "\nview space box: " << mViewSpaceBox << endl;
|
---|
946 | }
|
---|
947 |
|
---|
948 |
|
---|
949 | void ViewCellsParseHandlers::CreateViewCellsManager(/*const char *name*/)
|
---|
950 | {
|
---|
951 | if (mViewSpaceHierarchyType == BSP)
|
---|
952 | {
|
---|
953 | Debug << "creating view cells manager: VspBsp" << endl;
|
---|
954 |
|
---|
955 | mViewCellsManager = new VspBspViewCellsManager(mViewCellsTree, mVspBspTree);
|
---|
956 | }
|
---|
957 | else if (mViewSpaceHierarchyType == VSP)
|
---|
958 | {
|
---|
959 | Debug << "creating view cells manager: VspOsp" << endl;
|
---|
960 |
|
---|
961 | // hack
|
---|
962 | mViewCellsManager = new VspOspViewCellsManager(mViewCellsTree, mHierarchyManager);
|
---|
963 | }
|
---|
964 |
|
---|
965 | mViewCellsManager->SetViewSpaceBox(mViewSpaceBox);
|
---|
966 | }
|
---|
967 |
|
---|
968 |
|
---|
969 | void ViewCellsParseHandlers::characters(const XMLCh* const chars,
|
---|
970 | const unsigned int length)
|
---|
971 | {
|
---|
972 | mCharacterCount += length;
|
---|
973 | }
|
---|
974 |
|
---|
975 |
|
---|
976 | void ViewCellsParseHandlers::ignorableWhitespace(const XMLCh* const chars,
|
---|
977 | const unsigned int length)
|
---|
978 | {
|
---|
979 | mSpaceCount += length;
|
---|
980 | }
|
---|
981 |
|
---|
982 |
|
---|
983 | void ViewCellsParseHandlers::resetDocument()
|
---|
984 | {
|
---|
985 | mAttrCount = 0;
|
---|
986 | mCharacterCount = 0;
|
---|
987 | mElementCount = 0;
|
---|
988 | mSpaceCount = 0;
|
---|
989 | }
|
---|
990 |
|
---|
991 |
|
---|
992 | void ViewCellsParseHandlers::StartVspLeaf(AttributeList& attributes)
|
---|
993 | {
|
---|
994 | VspLeaf * leaf =
|
---|
995 | new VspLeaf(dynamic_cast<VspInterior *>(mCurrentVspNode), NULL);
|
---|
996 |
|
---|
997 | if (mCurrentVspNode) // replace front or (if not NULL) back child
|
---|
998 | {
|
---|
999 | dynamic_cast<VspInterior *>(mCurrentVspNode)->ReplaceChildLink(NULL, leaf);
|
---|
1000 | }
|
---|
1001 | else
|
---|
1002 | {
|
---|
1003 | mVspTree->mRoot = leaf;
|
---|
1004 | }
|
---|
1005 |
|
---|
1006 | //-- find associated view cell
|
---|
1007 | int viewCellId;
|
---|
1008 |
|
---|
1009 | int len = attributes.getLength();
|
---|
1010 |
|
---|
1011 | for (int i = 0; i < len; ++ i)
|
---|
1012 | {
|
---|
1013 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
1014 | StrX attrValue(attributes.getValue(i));
|
---|
1015 |
|
---|
1016 | const char *ptr = attrValue.LocalForm();
|
---|
1017 | char *endptr = NULL;
|
---|
1018 |
|
---|
1019 | if (attrName == "viewCellId")
|
---|
1020 | {
|
---|
1021 | viewCellId = strtol(ptr, &endptr, 10);
|
---|
1022 | }
|
---|
1023 | }
|
---|
1024 |
|
---|
1025 | if (viewCellId >= 0) // valid view cell
|
---|
1026 | {
|
---|
1027 | // TODO: get view cell with specified id
|
---|
1028 | ViewCellInterior dummyVc;
|
---|
1029 | dummyVc.SetId(viewCellId);
|
---|
1030 |
|
---|
1031 | cout << "\nsearching view cell with id " << viewCellId << endl;
|
---|
1032 |
|
---|
1033 | ViewCellContainer::iterator vit =
|
---|
1034 | lower_bound(mViewCells.begin(), mViewCells.end(), &dummyVc, vlt);
|
---|
1035 |
|
---|
1036 | if (vit == mViewCells.end())
|
---|
1037 | cout << "error: view cell " << viewCellId << " not found" << endl;
|
---|
1038 |
|
---|
1039 | VspViewCell *viewCell = dynamic_cast<VspViewCell *>(*vit);
|
---|
1040 |
|
---|
1041 | if (viewCell->GetId() == viewCellId)
|
---|
1042 | {
|
---|
1043 | leaf->SetViewCell(viewCell);
|
---|
1044 | viewCell->mLeaf = leaf;
|
---|
1045 | }
|
---|
1046 | else
|
---|
1047 | {
|
---|
1048 | cout << "error: view cell does not exist" << endl;
|
---|
1049 | }
|
---|
1050 | }
|
---|
1051 | else
|
---|
1052 | {
|
---|
1053 | // add to invalid view space
|
---|
1054 | leaf->SetViewCell(mVspTree->GetOrCreateOutOfBoundsCell());
|
---|
1055 | leaf->SetTreeValid(false);
|
---|
1056 | mVspTree->PropagateUpValidity(leaf);
|
---|
1057 | }
|
---|
1058 | }
|
---|
1059 |
|
---|
1060 |
|
---|
1061 | void ViewCellsParseHandlers::StartVspInterior(AttributeList& attributes)
|
---|
1062 | {
|
---|
1063 | AxisAlignedPlane plane;
|
---|
1064 | int len = attributes.getLength();
|
---|
1065 |
|
---|
1066 | for (int i = 0; i < len; ++ i)
|
---|
1067 | {
|
---|
1068 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
1069 | StrX attrValue(attributes.getValue(i));
|
---|
1070 | const char *ptr = attrValue.LocalForm();
|
---|
1071 |
|
---|
1072 | if (attrName == "plane")
|
---|
1073 | {
|
---|
1074 | sscanf(ptr, "%f %d", &plane.mPosition, &plane.mAxis);
|
---|
1075 | }
|
---|
1076 | }
|
---|
1077 |
|
---|
1078 | VspInterior* interior = new VspInterior(plane);
|
---|
1079 |
|
---|
1080 | if (mCurrentVspNode) // replace NULL child of parent with current node
|
---|
1081 | {
|
---|
1082 | VspInterior *parent = dynamic_cast<VspInterior *>(mCurrentVspNode);
|
---|
1083 |
|
---|
1084 | parent->ReplaceChildLink(NULL, interior);
|
---|
1085 | interior->SetParent(parent);
|
---|
1086 |
|
---|
1087 | AxisAlignedBox3 frontBox, backBox;
|
---|
1088 |
|
---|
1089 | parent->GetBoundingBox().Split(parent->GetPlane().mAxis, parent->GetPlane().mPosition, frontBox, backBox);
|
---|
1090 | if (parent->GetFront() == interior)
|
---|
1091 | interior->SetBoundingBox(frontBox);
|
---|
1092 | else
|
---|
1093 | interior->SetBoundingBox(backBox);
|
---|
1094 | }
|
---|
1095 | else
|
---|
1096 | {
|
---|
1097 | mVspTree->mRoot = interior;
|
---|
1098 | interior->SetBoundingBox(mVspTree->GetBoundingBox());
|
---|
1099 | }
|
---|
1100 |
|
---|
1101 | mCurrentVspNode = interior;
|
---|
1102 | }
|
---|
1103 |
|
---|
1104 |
|
---|
1105 | void ViewCellsParseHandlers::StartOspInterior(AttributeList& attributes)
|
---|
1106 | {
|
---|
1107 | AxisAlignedPlane plane;
|
---|
1108 | int len = attributes.getLength();
|
---|
1109 |
|
---|
1110 | for (int i = 0; i < len; ++ i)
|
---|
1111 | {
|
---|
1112 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
1113 | StrX attrValue(attributes.getValue(i));
|
---|
1114 | const char *ptr = attrValue.LocalForm();
|
---|
1115 |
|
---|
1116 | if (attrName == "plane")
|
---|
1117 | {
|
---|
1118 | sscanf(ptr, "%f %d", &plane.mPosition, &plane.mAxis);
|
---|
1119 | }
|
---|
1120 | }
|
---|
1121 |
|
---|
1122 | KdInterior* interior = new KdInterior(NULL);
|
---|
1123 |
|
---|
1124 | interior->mAxis = plane.mAxis;
|
---|
1125 | interior->mPosition = plane.mPosition;
|
---|
1126 |
|
---|
1127 | if (mCurrentOspNode) // replace NULL child of parent with current node
|
---|
1128 | {
|
---|
1129 | KdInterior *parent = dynamic_cast<KdInterior *>(mCurrentOspNode);
|
---|
1130 | parent->ReplaceChildLink(NULL, interior);
|
---|
1131 | interior->mParent = parent;
|
---|
1132 |
|
---|
1133 | AxisAlignedBox3 frontBox, backBox;
|
---|
1134 |
|
---|
1135 | parent->mBox.Split(parent->mAxis, parent->mPosition, frontBox, backBox);
|
---|
1136 | if (parent->mFront == interior)
|
---|
1137 | interior->mBox = frontBox;
|
---|
1138 | else
|
---|
1139 | interior->mBox = backBox;
|
---|
1140 | }
|
---|
1141 | else
|
---|
1142 | {
|
---|
1143 | mHierarchyManager->mOspTree->mRoot = interior;
|
---|
1144 | interior->mBox = mHierarchyManager->mOspTree->mBoundingBox;
|
---|
1145 | }
|
---|
1146 |
|
---|
1147 | mCurrentOspNode = interior;
|
---|
1148 | }
|
---|
1149 |
|
---|
1150 |
|
---|
1151 | void ViewCellsParseHandlers::StartOspLeaf(AttributeList& attributes)
|
---|
1152 | {
|
---|
1153 | KdLeaf * leaf =
|
---|
1154 | new KdLeaf(dynamic_cast<KdInterior *>(mCurrentOspNode), NULL);
|
---|
1155 |
|
---|
1156 | if (mCurrentOspNode) // replace front or (if not NULL) back child
|
---|
1157 | {
|
---|
1158 | dynamic_cast<KdInterior *>(mCurrentOspNode)->ReplaceChildLink(NULL, leaf);
|
---|
1159 | }
|
---|
1160 | else
|
---|
1161 | {
|
---|
1162 | mHierarchyManager->mOspTree->mRoot = leaf;
|
---|
1163 | }
|
---|
1164 | }
|
---|
1165 |
|
---|
1166 |
|
---|
1167 | void ViewCellsParseHandlers::StartBvhLeaf(AttributeList& attributes)
|
---|
1168 | {
|
---|
1169 | const int len = attributes.getLength();
|
---|
1170 | Vector3 minBox, maxBox;
|
---|
1171 |
|
---|
1172 | ObjectContainer objects;
|
---|
1173 |
|
---|
1174 | for (int i = 0; i < len; ++ i)
|
---|
1175 | {
|
---|
1176 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
1177 | StrX attrValue(attributes.getValue(i));
|
---|
1178 | const char *ptr = attrValue.LocalForm();
|
---|
1179 |
|
---|
1180 | if (attrName == "min")
|
---|
1181 | {
|
---|
1182 | sscanf(ptr, "%f %f %f", &minBox);
|
---|
1183 | }
|
---|
1184 | if (attrName == "max")
|
---|
1185 | {
|
---|
1186 | sscanf(ptr, "%f %f %f", &maxBox);
|
---|
1187 | }
|
---|
1188 | if (attrName == "objects")
|
---|
1189 | {
|
---|
1190 | StartBvhLeafObjects(objects, ptr);
|
---|
1191 | }
|
---|
1192 | }
|
---|
1193 |
|
---|
1194 | BvhLeaf * leaf =
|
---|
1195 | new BvhLeaf(AxisAlignedBox3(minBox, maxBox),
|
---|
1196 | dynamic_cast<BvhInterior *>(mCurrentBvhNode), (int)objects.size());
|
---|
1197 |
|
---|
1198 | leaf->mObjects = objects;
|
---|
1199 |
|
---|
1200 | if (mCurrentBvhNode) // replace front or (if not NULL) back child
|
---|
1201 | {
|
---|
1202 | dynamic_cast<BvhInterior *>(mCurrentBvhNode)->ReplaceChildLink(NULL, leaf);
|
---|
1203 | }
|
---|
1204 | else
|
---|
1205 | {
|
---|
1206 | mHierarchyManager->mBvHierarchy->mRoot = leaf;
|
---|
1207 | }
|
---|
1208 | }
|
---|
1209 |
|
---|
1210 |
|
---|
1211 | void ViewCellsParseHandlers::StartBvhLeafObjects(ObjectContainer &objects,
|
---|
1212 | const char *ptr)
|
---|
1213 | {
|
---|
1214 | vector<int> objIndices;
|
---|
1215 |
|
---|
1216 | char *endptr;
|
---|
1217 |
|
---|
1218 | while (1)
|
---|
1219 | {
|
---|
1220 | const int index = strtol(ptr, &endptr, 10);
|
---|
1221 |
|
---|
1222 | if (ptr == endptr) break;
|
---|
1223 |
|
---|
1224 | objIndices.push_back(index);
|
---|
1225 |
|
---|
1226 | ptr = endptr;
|
---|
1227 | }
|
---|
1228 |
|
---|
1229 | //TODO: find objects and add them to pvs
|
---|
1230 | // TODO: get view cell with specified id
|
---|
1231 | MeshInstance dummyInst(NULL);
|
---|
1232 |
|
---|
1233 | vector<int>::const_iterator it, it_end = objIndices.end();
|
---|
1234 |
|
---|
1235 | for (it = objIndices.begin(); it != it_end; ++ it)
|
---|
1236 | {
|
---|
1237 | const int objId = *it;
|
---|
1238 | dummyInst.SetId(objId);
|
---|
1239 |
|
---|
1240 | ObjectContainer::iterator oit =
|
---|
1241 | lower_bound(mObjects->begin(), mObjects->end(), (Intersectable *)&dummyInst, ilt);
|
---|
1242 |
|
---|
1243 | if ((oit != mObjects->end()) && ((*oit)->GetId() == objId))
|
---|
1244 | {
|
---|
1245 | objects.push_back(*oit);
|
---|
1246 | }
|
---|
1247 | else
|
---|
1248 | {
|
---|
1249 | cout << "error: object with id " << objId << " does not exist" << endl;
|
---|
1250 | }
|
---|
1251 | }
|
---|
1252 | }
|
---|
1253 |
|
---|
1254 |
|
---|
1255 | void ViewCellsParseHandlers::StartBvhInterior(AttributeList& attributes)
|
---|
1256 | {
|
---|
1257 | const int len = attributes.getLength();
|
---|
1258 | Vector3 minBox, maxBox;
|
---|
1259 |
|
---|
1260 | for (int i = 0; i < len; ++ i)
|
---|
1261 | {
|
---|
1262 | string attrName(StrX(attributes.getName(i)).LocalForm());
|
---|
1263 | StrX attrValue(attributes.getValue(i));
|
---|
1264 | const char *ptr = attrValue.LocalForm();
|
---|
1265 |
|
---|
1266 | if (attrName == "min")
|
---|
1267 | {
|
---|
1268 | sscanf(ptr, "%f %f %f", &minBox);
|
---|
1269 | }
|
---|
1270 | if (attrName == "max")
|
---|
1271 | {
|
---|
1272 | sscanf(ptr, "%f %f %f", &maxBox);
|
---|
1273 | }
|
---|
1274 | }
|
---|
1275 |
|
---|
1276 | BvhInterior* interior = new BvhInterior(AxisAlignedBox3(minBox, maxBox));
|
---|
1277 |
|
---|
1278 | if (mCurrentBvhNode) // replace NULL child of parent with current node
|
---|
1279 | {
|
---|
1280 | BvhInterior *parent = dynamic_cast<BvhInterior *>(mCurrentBvhNode);
|
---|
1281 | parent->ReplaceChildLink(NULL, interior);
|
---|
1282 | interior->SetParent(parent);
|
---|
1283 | }
|
---|
1284 | else
|
---|
1285 | {
|
---|
1286 | mBvHierarchy->mRoot = interior;
|
---|
1287 | }
|
---|
1288 |
|
---|
1289 | mCurrentBvhNode = interior;
|
---|
1290 | }
|
---|
1291 |
|
---|
1292 |
|
---|
1293 | // ---------------------------------------------------------------------------
|
---|
1294 | // StdInParseHandlers: Overrides of the SAX ErrorHandler interface
|
---|
1295 | // ---------------------------------------------------------------------------
|
---|
1296 |
|
---|
1297 |
|
---|
1298 | void
|
---|
1299 | ViewCellsParseHandlers::error(const SAXParseException& e)
|
---|
1300 | {
|
---|
1301 | XERCES_STD_QUALIFIER cerr << "\nError at (file " << StrX(e.getSystemId())
|
---|
1302 | << ", line " << e.getLineNumber()
|
---|
1303 | << ", char " << e.getColumnNumber()
|
---|
1304 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1305 | }
|
---|
1306 |
|
---|
1307 | void
|
---|
1308 | ViewCellsParseHandlers::fatalError(const SAXParseException& e)
|
---|
1309 | {
|
---|
1310 | XERCES_STD_QUALIFIER cerr << "\nFatal Error at (file " << StrX(e.getSystemId())
|
---|
1311 | << ", line " << e.getLineNumber()
|
---|
1312 | << ", char " << e.getColumnNumber()
|
---|
1313 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1314 | }
|
---|
1315 |
|
---|
1316 | void
|
---|
1317 | ViewCellsParseHandlers::warning(const SAXParseException& e)
|
---|
1318 | {
|
---|
1319 | XERCES_STD_QUALIFIER cerr << "\nWarning at (file " << StrX(e.getSystemId())
|
---|
1320 | << ", line " << e.getLineNumber()
|
---|
1321 | << ", char " << e.getColumnNumber()
|
---|
1322 | << "): " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1323 | }
|
---|
1324 |
|
---|
1325 |
|
---|
1326 | bool ViewCellsParser::ParseViewCellsFile(const string filename,
|
---|
1327 | ViewCellsManager **viewCells,
|
---|
1328 | ObjectContainer *objects,
|
---|
1329 | BoundingBoxConverter *bconverter)
|
---|
1330 | {
|
---|
1331 | // Initialize the XML4C system
|
---|
1332 | try {
|
---|
1333 | XMLPlatformUtils::Initialize();
|
---|
1334 | }
|
---|
1335 |
|
---|
1336 | catch (const XMLException& toCatch)
|
---|
1337 | {
|
---|
1338 | XERCES_STD_QUALIFIER cerr << "Error during initialization! Message:\n"
|
---|
1339 | << StrX(toCatch.getMessage()) << XERCES_STD_QUALIFIER endl;
|
---|
1340 | return false;
|
---|
1341 | }
|
---|
1342 |
|
---|
1343 | //
|
---|
1344 | // Create a SAX parser object. Then, according to what we were told on
|
---|
1345 | // the command line, set the options.
|
---|
1346 | //
|
---|
1347 | SAXParser* parser = new SAXParser;
|
---|
1348 | parser->setValidationScheme(valScheme);
|
---|
1349 | parser->setDoNamespaces(doNamespaces);
|
---|
1350 | parser->setDoSchema(doSchema);
|
---|
1351 | parser->setValidationSchemaFullChecking(schemaFullChecking);
|
---|
1352 |
|
---|
1353 |
|
---|
1354 | //
|
---|
1355 | // Create our SAX handler object and install it on the parser, as the
|
---|
1356 | // document and error handler. We are responsible for cleaning them
|
---|
1357 | // up, but since its just stack based here, there's nothing special
|
---|
1358 | // to do.
|
---|
1359 | //
|
---|
1360 | ViewCellsParseHandlers handler(objects, bconverter);
|
---|
1361 | parser->setDocumentHandler(&handler);
|
---|
1362 | parser->setErrorHandler(&handler);
|
---|
1363 |
|
---|
1364 | unsigned long duration;
|
---|
1365 | int errorCount = 0;
|
---|
1366 | // create a faux scope so that 'src' destructor is called before
|
---|
1367 | // XMLPlatformUtils::Terminate
|
---|
1368 | {
|
---|
1369 | //
|
---|
1370 | // Kick off the parse and catch any exceptions. Create a standard
|
---|
1371 | // input input source and tell the parser to parse from that.
|
---|
1372 | //
|
---|
1373 | // StdInInputSource src;
|
---|
1374 | try
|
---|
1375 | {
|
---|
1376 | const unsigned long startMillis = XMLPlatformUtils::getCurrentMillis();
|
---|
1377 |
|
---|
1378 | #if USE_GZLIB
|
---|
1379 | XMLCh *myFilePath = XMLString::transcode(filename.c_str());
|
---|
1380 |
|
---|
1381 | GzFileInputSource isource(myFilePath);
|
---|
1382 | parser->parse(isource);
|
---|
1383 | #else
|
---|
1384 | parser->parse(filename.c_str());
|
---|
1385 | #endif
|
---|
1386 |
|
---|
1387 | const unsigned long endMillis = XMLPlatformUtils::getCurrentMillis();
|
---|
1388 | duration = endMillis - startMillis;
|
---|
1389 | errorCount = parser->getErrorCount();
|
---|
1390 | }
|
---|
1391 | catch (const OutOfMemoryException&)
|
---|
1392 | {
|
---|
1393 | XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl;
|
---|
1394 | errorCount = 2;
|
---|
1395 | return false;
|
---|
1396 | }
|
---|
1397 | catch (const XMLException& e)
|
---|
1398 | {
|
---|
1399 | XERCES_STD_QUALIFIER cerr << "\nError during parsing: \n"
|
---|
1400 | << StrX(e.getMessage())
|
---|
1401 | << "\n" << XERCES_STD_QUALIFIER endl;
|
---|
1402 | errorCount = 1;
|
---|
1403 | return false;
|
---|
1404 | }
|
---|
1405 |
|
---|
1406 |
|
---|
1407 | // Print out the stats that we collected and time taken
|
---|
1408 | if (!errorCount) {
|
---|
1409 | XERCES_STD_QUALIFIER cerr << filename << ": " << duration << " ms ("
|
---|
1410 | << handler.GetElementCount() << " elems, "
|
---|
1411 | << handler.GetAttrCount() << " attrs, "
|
---|
1412 | << handler.GetSpaceCount() << " spaces, "
|
---|
1413 | << handler.GetCharacterCount() << " chars)" << XERCES_STD_QUALIFIER endl;
|
---|
1414 | }
|
---|
1415 | }
|
---|
1416 |
|
---|
1417 | //
|
---|
1418 | // Delete the parser itself. Must be done prior to calling Terminate, below.
|
---|
1419 | //
|
---|
1420 | delete parser;
|
---|
1421 |
|
---|
1422 | XMLPlatformUtils::Terminate();
|
---|
1423 |
|
---|
1424 | //-- assign new view cells manager
|
---|
1425 | *viewCells = handler.mViewCellsManager;
|
---|
1426 |
|
---|
1427 | if (errorCount > 0)
|
---|
1428 | return false;
|
---|
1429 | else
|
---|
1430 | return true;
|
---|
1431 | }
|
---|
1432 |
|
---|
1433 | } |
---|