| 1 | #include <osgTerrain/TerrainTile> |
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| 2 | |
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| 3 | #include <iostream> |
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| 4 | #include <string> |
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| 5 | |
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| 6 | #include <osg/Vec3> |
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| 7 | #include <osg/Vec4> |
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| 8 | #include <osg/io_utils> |
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| 9 | |
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| 10 | #include <osgDB/ReadFile> |
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| 11 | #include <osgDB/Registry> |
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| 12 | #include <osgDB/Input> |
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| 13 | #include <osgDB/Output> |
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| 14 | #include <osgDB/ParameterOutput> |
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| 15 | |
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| 16 | bool TerrainTile_readLocalData(osg::Object &obj, osgDB::Input &fr); |
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| 17 | bool TerrainTile_writeLocalData(const osg::Object &obj, osgDB::Output &fw); |
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| 18 | |
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| 19 | REGISTER_DOTOSGWRAPPER(TerrainTile_Proxy) |
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| 20 | ( |
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| 21 | new osgTerrain::TerrainTile, |
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| 22 | "TerrainTile", |
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| 23 | "Object Node TerrainTile Group", |
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| 24 | TerrainTile_readLocalData, |
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| 25 | TerrainTile_writeLocalData |
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| 26 | ); |
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| 27 | |
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| 28 | bool TerrainTile_readLocalData(osg::Object& obj, osgDB::Input &fr) |
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| 29 | { |
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| 30 | osgTerrain::TerrainTile& terrainTile = static_cast<osgTerrain::TerrainTile&>(obj); |
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| 31 | |
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| 32 | bool itrAdvanced = false; |
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| 33 | |
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| 34 | osg::ref_ptr<osg::Object> readObject = fr.readObjectOfType(osgDB::type_wrapper<osgTerrain::Locator>()); |
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| 35 | if (readObject.valid()) itrAdvanced = true; |
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| 36 | |
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| 37 | std::string blendingPolicy; |
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| 38 | if (fr.read("BlendingPolicy",blendingPolicy)) |
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| 39 | { |
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| 40 | if (blendingPolicy == "INHERIT") terrainTile.setBlendingPolicy(osgTerrain::TerrainTile::INHERIT); |
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| 41 | else if (blendingPolicy == "DO_NOT_SET_BLENDING") terrainTile.setBlendingPolicy(osgTerrain::TerrainTile::DO_NOT_SET_BLENDING); |
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| 42 | else if (blendingPolicy == "ENABLE_BLENDING") terrainTile.setBlendingPolicy(osgTerrain::TerrainTile::ENABLE_BLENDING); |
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| 43 | else if (blendingPolicy == "ENABLE_BLENDING_WHEN_ALPHA_PRESENT") terrainTile.setBlendingPolicy(osgTerrain::TerrainTile::ENABLE_BLENDING_WHEN_ALPHA_PRESENT); |
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| 44 | } |
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| 45 | |
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| 46 | osgTerrain::Locator* locator = dynamic_cast<osgTerrain::Locator*>(readObject.get()); |
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| 47 | if (locator) terrainTile.setLocator(locator); |
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| 48 | |
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| 49 | if (fr.matchSequence("ElevationLayer {")) |
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| 50 | { |
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| 51 | int entry = fr[0].getNoNestedBrackets(); |
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| 52 | fr += 2; |
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| 53 | |
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| 54 | while (!fr.eof() && fr[0].getNoNestedBrackets()>entry) |
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| 55 | { |
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| 56 | bool localAdvanced = false; |
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| 57 | |
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| 58 | osg::ref_ptr<osg::Object> readObject = fr.readObjectOfType(osgDB::type_wrapper<osgTerrain::Locator>()); |
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| 59 | osgTerrain::Locator* locator = dynamic_cast<osgTerrain::Locator*>(readObject.get()); |
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| 60 | if (readObject.valid()) localAdvanced = true; |
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| 61 | |
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| 62 | unsigned int minLevel=0; |
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| 63 | if (fr.read("MinLevel",minLevel)) |
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| 64 | { |
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| 65 | itrAdvanced = true; |
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| 66 | } |
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| 67 | |
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| 68 | unsigned int maxLevel = MAXIMUM_NUMBER_OF_LEVELS; |
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| 69 | if (fr.read("MaxLevel",maxLevel)) |
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| 70 | { |
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| 71 | itrAdvanced = true; |
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| 72 | } |
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| 73 | |
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| 74 | if (fr.matchSequence("ProxyLayer %s") || fr.matchSequence("ProxyLayer %w") ) |
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| 75 | { |
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| 76 | osgTerrain::ProxyLayer* proxyLayer = new osgTerrain::ProxyLayer; |
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| 77 | proxyLayer->setFileName(fr[1].getStr()); |
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| 78 | |
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| 79 | if (locator) proxyLayer->setLocator(locator); |
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| 80 | if (minLevel!=0) proxyLayer->setMinLevel(minLevel); |
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| 81 | if (maxLevel!=MAXIMUM_NUMBER_OF_LEVELS) proxyLayer->setMaxLevel(maxLevel); |
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| 82 | |
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| 83 | terrainTile.setElevationLayer(proxyLayer); |
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| 84 | |
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| 85 | fr += 2; |
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| 86 | |
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| 87 | localAdvanced = true; |
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| 88 | } |
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| 89 | else |
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| 90 | { |
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| 91 | osg::ref_ptr<osg::Object> readObject = fr.readObjectOfType(osgDB::type_wrapper<osgTerrain::Layer>()); |
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| 92 | osgTerrain::Layer* readLayer = dynamic_cast<osgTerrain::Layer*>(readObject.get()); |
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| 93 | if (readLayer) |
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| 94 | { |
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| 95 | if (locator) readLayer->setLocator(locator); |
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| 96 | if (minLevel!=0) readLayer->setMinLevel(minLevel); |
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| 97 | if (maxLevel!=MAXIMUM_NUMBER_OF_LEVELS) readLayer->setMaxLevel(maxLevel); |
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| 98 | |
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| 99 | terrainTile.setElevationLayer(readLayer); |
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| 100 | } |
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| 101 | |
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| 102 | if (readObject.valid()) localAdvanced = true; |
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| 103 | } |
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| 104 | |
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| 105 | if (!localAdvanced) ++fr; |
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| 106 | } |
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| 107 | |
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| 108 | itrAdvanced = true; |
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| 109 | } |
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| 110 | |
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| 111 | bool firstMatched = false; |
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| 112 | if ((firstMatched = fr.matchSequence("ColorLayer %i {")) || fr.matchSequence("ColorLayer {") ) |
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| 113 | { |
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| 114 | unsigned int layerNum = 0; |
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| 115 | if (firstMatched) |
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| 116 | { |
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| 117 | fr[1].getUInt(layerNum); |
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| 118 | ++fr; |
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| 119 | } |
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| 120 | |
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| 121 | int entry = fr[0].getNoNestedBrackets(); |
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| 122 | fr += 2; |
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| 123 | |
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| 124 | while (!fr.eof() && fr[0].getNoNestedBrackets()>entry) |
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| 125 | { |
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| 126 | bool localAdvanced = false; |
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| 127 | |
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| 128 | osg::ref_ptr<osg::Object> readObject = fr.readObjectOfType(osgDB::type_wrapper<osgTerrain::Locator>()); |
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| 129 | osgTerrain::Locator* locator = dynamic_cast<osgTerrain::Locator*>(readObject.get()); |
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| 130 | if (readObject.valid()) localAdvanced = true; |
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| 131 | |
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| 132 | unsigned int minLevel=0; |
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| 133 | if (fr.read("MinLevel",minLevel)) |
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| 134 | { |
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| 135 | itrAdvanced = true; |
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| 136 | } |
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| 137 | |
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| 138 | unsigned int maxLevel = MAXIMUM_NUMBER_OF_LEVELS; |
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| 139 | if (fr.read("MaxLevel",maxLevel)) |
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| 140 | { |
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| 141 | itrAdvanced = true; |
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| 142 | } |
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| 143 | |
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| 144 | if (fr.matchSequence("ProxyFile %s") || fr.matchSequence("ProxyFile %w") ) |
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| 145 | { |
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| 146 | osg::ref_ptr<osg::Object> image = osgDB::readObjectFile(std::string(fr[1].getStr())+".gdal"); |
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| 147 | osgTerrain::ProxyLayer* proxyLayer = dynamic_cast<osgTerrain::ProxyLayer*>(image.get()); |
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| 148 | if (proxyLayer) |
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| 149 | { |
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| 150 | if (locator) proxyLayer->setLocator(locator); |
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| 151 | if (minLevel!=0) proxyLayer->setMinLevel(minLevel); |
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| 152 | if (maxLevel!=MAXIMUM_NUMBER_OF_LEVELS) proxyLayer->setMaxLevel(maxLevel); |
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| 153 | |
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| 154 | terrainTile.setColorLayer(layerNum, proxyLayer); |
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| 155 | } |
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| 156 | |
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| 157 | fr += 2; |
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| 158 | |
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| 159 | localAdvanced = true; |
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| 160 | } |
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| 161 | else |
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| 162 | { |
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| 163 | osg::ref_ptr<osg::Object> readObject = fr.readObjectOfType(osgDB::type_wrapper<osgTerrain::Layer>()); |
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| 164 | osgTerrain::Layer* readLayer = dynamic_cast<osgTerrain::Layer*>(readObject.get()); |
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| 165 | if (readLayer) |
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| 166 | { |
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| 167 | if (locator) readLayer->setLocator(locator); |
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| 168 | if (minLevel!=0) readLayer->setMinLevel(minLevel); |
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| 169 | if (maxLevel!=MAXIMUM_NUMBER_OF_LEVELS) readLayer->setMaxLevel(maxLevel); |
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| 170 | |
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| 171 | terrainTile.setColorLayer(layerNum, readLayer); |
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| 172 | } |
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| 173 | |
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| 174 | if (readObject.valid()) localAdvanced = true; |
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| 175 | } |
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| 176 | |
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| 177 | if (!localAdvanced) ++fr; |
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| 178 | } |
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| 179 | |
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| 180 | itrAdvanced = true; |
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| 181 | } |
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| 182 | |
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| 183 | |
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| 184 | readObject = fr.readObjectOfType(osgDB::type_wrapper<osgTerrain::TerrainTechnique>()); |
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| 185 | if (readObject.valid()) |
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| 186 | { |
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| 187 | terrainTile.setTerrainTechnique(dynamic_cast<osgTerrain::TerrainTechnique*>(readObject.get())); |
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| 188 | itrAdvanced = true; |
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| 189 | } |
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| 190 | |
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| 191 | if (fr.getOptions()) |
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| 192 | { |
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| 193 | osg::ref_ptr<osg::Node> node; |
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| 194 | if (fr.getOptions()->getTerrain().lock(node)) |
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| 195 | { |
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| 196 | terrainTile.setTerrain(node->asTerrain()); |
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| 197 | } |
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| 198 | } |
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| 199 | |
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| 200 | if (osgTerrain::TerrainTile::getTileLoadedCallback().valid()) |
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| 201 | osgTerrain::TerrainTile::getTileLoadedCallback()->loaded(&terrainTile, fr.getOptions()); |
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| 202 | |
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| 203 | return itrAdvanced; |
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| 204 | } |
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| 205 | |
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| 206 | bool TerrainTile_writeLocalData(const osg::Object& obj, osgDB::Output& fw) |
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| 207 | { |
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| 208 | const osgTerrain::TerrainTile& terrainTile = static_cast<const osgTerrain::TerrainTile&>(obj); |
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| 209 | |
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| 210 | int prec = fw.precision(); |
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| 211 | fw.precision(15); |
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| 212 | |
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| 213 | switch(terrainTile.getBlendingPolicy()) |
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| 214 | { |
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| 215 | case(osgTerrain::TerrainTile::INHERIT): fw.indent()<<"BlendingPolicy INHERIT"<<std::endl; break; |
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| 216 | case(osgTerrain::TerrainTile::DO_NOT_SET_BLENDING): fw.indent()<<"BlendingPolicy DO_NOT_SET_BLENDING"<<std::endl; break; |
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| 217 | case(osgTerrain::TerrainTile::ENABLE_BLENDING): fw.indent()<<"BlendingPolicy ENABLE_BLENDING"<<std::endl; break; |
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| 218 | case(osgTerrain::TerrainTile::ENABLE_BLENDING_WHEN_ALPHA_PRESENT): fw.indent()<<"BlendingPolicy ENABLE_BLENDING_WHEN_ALPHA_PRESENT"<<std::endl; break; |
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| 219 | } |
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| 220 | |
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| 221 | if (terrainTile.getLocator()) |
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| 222 | { |
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| 223 | fw.writeObject(*terrainTile.getLocator()); |
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| 224 | } |
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| 225 | |
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| 226 | if (terrainTile.getElevationLayer()) |
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| 227 | { |
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| 228 | fw.indent()<<"ElevationLayer {"<<std::endl; |
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| 229 | |
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| 230 | fw.moveIn(); |
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| 231 | |
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| 232 | const osgTerrain::ProxyLayer* proxyLayer = dynamic_cast<const osgTerrain::ProxyLayer*>(terrainTile.getElevationLayer()); |
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| 233 | if (proxyLayer) |
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| 234 | { |
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| 235 | if (!proxyLayer->getFileName().empty()) |
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| 236 | { |
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| 237 | const osgTerrain::Locator* locator = proxyLayer->getLocator(); |
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| 238 | if (locator && !locator->getDefinedInFile()) |
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| 239 | { |
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| 240 | fw.writeObject(*locator); |
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| 241 | } |
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| 242 | |
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| 243 | if (proxyLayer->getMinLevel()!=0) |
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| 244 | { |
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| 245 | fw.indent()<<"MinLevel "<<proxyLayer->getMinLevel()<<std::endl; |
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| 246 | } |
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| 247 | |
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| 248 | if (proxyLayer->getMaxLevel()!=MAXIMUM_NUMBER_OF_LEVELS) |
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| 249 | { |
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| 250 | fw.indent()<<"MaxLevel "<<proxyLayer->getMaxLevel()<<std::endl; |
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| 251 | } |
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| 252 | |
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| 253 | fw.indent()<<"ProxyLayer "<<proxyLayer->getFileName()<<std::endl; |
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| 254 | } |
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| 255 | } |
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| 256 | else if (terrainTile.getElevationLayer()) |
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| 257 | { |
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| 258 | fw.writeObject(*terrainTile.getElevationLayer()); |
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| 259 | } |
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| 260 | |
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| 261 | fw.moveOut(); |
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| 262 | |
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| 263 | fw.indent()<<"}"<<std::endl; |
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| 264 | } |
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| 265 | |
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| 266 | for(unsigned int i=0; i<terrainTile.getNumColorLayers(); ++i) |
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| 267 | { |
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| 268 | const osgTerrain::Layer* layer = terrainTile.getColorLayer(i); |
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| 269 | if (layer) |
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| 270 | { |
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| 271 | if (i>0) |
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| 272 | { |
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| 273 | fw.indent()<<"ColorLayer "<<i<<" {"<<std::endl; |
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| 274 | } |
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| 275 | else |
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| 276 | { |
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| 277 | fw.indent()<<"ColorLayer {"<<std::endl; |
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| 278 | } |
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| 279 | |
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| 280 | fw.moveIn(); |
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| 281 | |
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| 282 | const osgTerrain::ProxyLayer* proxyLayer = dynamic_cast<const osgTerrain::ProxyLayer*>(layer); |
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| 283 | if (proxyLayer) |
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| 284 | { |
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| 285 | const osgTerrain::Locator* locator = proxyLayer->getLocator(); |
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| 286 | if (locator && !locator->getDefinedInFile()) |
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| 287 | { |
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| 288 | fw.writeObject(*locator); |
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| 289 | } |
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| 290 | |
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| 291 | if (proxyLayer->getMinLevel()!=0) |
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| 292 | { |
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| 293 | fw.indent()<<"MinLevel "<<proxyLayer->getMinLevel()<<std::endl; |
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| 294 | } |
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| 295 | |
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| 296 | if (proxyLayer->getMaxLevel()!=MAXIMUM_NUMBER_OF_LEVELS) |
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| 297 | { |
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| 298 | fw.indent()<<"MaxLevel "<<proxyLayer->getMaxLevel()<<std::endl; |
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| 299 | } |
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| 300 | |
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| 301 | if (!proxyLayer->getFileName().empty()) fw.indent()<<"ProxyLayer "<<proxyLayer->getFileName()<<std::endl; |
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| 302 | } |
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| 303 | else if (layer) |
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| 304 | { |
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| 305 | fw.writeObject(*terrainTile.getColorLayer(i)); |
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| 306 | } |
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| 307 | |
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| 308 | fw.moveOut(); |
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| 309 | |
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| 310 | fw.indent()<<"}"<<std::endl; |
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| 311 | } |
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| 312 | } |
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| 313 | |
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| 314 | if (terrainTile.getTerrainTechnique()) |
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| 315 | { |
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| 316 | fw.writeObject(*terrainTile.getTerrainTechnique()); |
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| 317 | } |
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| 318 | |
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| 319 | fw.precision(prec); |
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| 320 | |
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| 321 | return true; |
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| 322 | } |
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