[372] | 1 | /* osgVisual test. distortionNG, experimental. |
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| 2 | * |
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| 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
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| 4 | * of this software and associated documentation files (the "Software"), to deal |
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| 5 | * in the Software without restriction, including without limitation the rights |
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| 6 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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| 7 | * copies of the Software, and to permit persons to whom the Software is |
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| 8 | * furnished to do so, subject to the following conditions: |
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| 9 | * |
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| 10 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 11 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 12 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 13 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 14 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 15 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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| 16 | * THE SOFTWARE. |
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| 17 | */ |
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| 18 | |
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[378] | 19 | #include <osg/Vec3d> |
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| 20 | #include <osg/ImageUtils> |
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[376] | 21 | #include <osgDB/ReadFile> |
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| 22 | #include <osgDB/fstream> |
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| 23 | |
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[372] | 24 | #include "DistortionSetupStrategyProjectSyntropy.h" |
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| 25 | |
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| 26 | DistortionSetupStrategyProjectSyntropy::DistortionSetupStrategyProjectSyntropy() |
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| 27 | { |
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[377] | 28 | _blendmapFilename = ""; |
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| 29 | _frustumFilename = ""; |
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| 30 | _distortionFilename = ""; |
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| 31 | _distortionType = DistortionSetupStrategy::UNDEFINED; |
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[376] | 32 | |
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| 33 | _distortionInitialized=false; |
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[372] | 34 | } |
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| 35 | |
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| 36 | DistortionSetupStrategyProjectSyntropy::~DistortionSetupStrategyProjectSyntropy() |
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| 37 | { |
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[377] | 38 | |
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[372] | 39 | } |
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| 40 | |
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[376] | 41 | void DistortionSetupStrategyProjectSyntropy::setDistortionInputFiles( std::string distortionFile, std::string blendmapFile, std::string frustumFile, DistortionSetupStrategy::distortionType type) |
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| 42 | { |
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[377] | 43 | _distortionType = type; |
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| 44 | _blendmapFilename = blendmapFile; |
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| 45 | _frustumFilename = frustumFile; |
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| 46 | _distortionFilename = distortionFile; |
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[376] | 47 | } |
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| 48 | |
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| 49 | int DistortionSetupStrategyProjectSyntropy::readFrustumFromCSVFile(std::string filePath, int numValues, float* frustumValues) |
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| 50 | { |
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| 51 | int numSeparator=0; |
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| 52 | std::string line, valueString; |
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| 53 | char separator=';'; |
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| 54 | size_t valueStart, valueEnd; |
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| 55 | |
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| 56 | osgDB::ifstream inputFile (const_cast<char*>(filePath.c_str())); |
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| 57 | |
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| 58 | for (int i=0;i<numValues; i++) frustumValues[i]=0.0; |
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| 59 | |
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| 60 | if (inputFile.is_open()) |
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| 61 | { |
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| 62 | inputFile.clear(); |
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| 63 | inputFile.seekg (0, std::ios::beg); |
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| 64 | |
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| 65 | while (!inputFile.eof()) |
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| 66 | { |
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| 67 | getline (inputFile,line); |
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| 68 | |
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| 69 | if((line.size()>0) && (line.find('x')==std::string::npos)) |
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| 70 | {new osg::Vec2Array; |
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| 71 | numSeparator=0; |
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| 72 | for (size_t numLineChar=0; numLineChar < line.length(); numLineChar++) |
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| 73 | { |
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| 74 | if(line.at(numLineChar)==separator) numSeparator++; |
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| 75 | } |
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| 76 | if(numSeparator!=numValues-1) //Number of Entries per Line is not correct |
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| 77 | { |
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| 78 | OSG_ALWAYS<< "Inconsistency in file " << filePath << " detected. Please check this file." <<std::endl; |
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| 79 | return 1; |
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| 80 | } |
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| 81 | valueStart=0; |
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| 82 | valueEnd=0; |
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| 83 | for (int j=0;j<numValues; j++) |
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| 84 | { |
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| 85 | if(j!=numValues-1) |
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| 86 | { |
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| 87 | if((valueEnd=line.find(separator,valueStart))!=std::string::npos) |
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| 88 | { |
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| 89 | valueString=line.substr(valueStart,valueEnd-valueStart); |
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| 90 | valueStart=valueEnd+1; |
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| 91 | } |
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| 92 | } |
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| 93 | else valueString=line.substr(valueStart,line.size()); |
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| 94 | |
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| 95 | frustumValues[j]=atof(const_cast<char*>(valueString.c_str())); |
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| 96 | } |
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| 97 | } |
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| 98 | } |
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| 99 | inputFile.close(); |
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| 100 | } |
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| 101 | else //File couldn't be loaded |
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| 102 | { |
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| 103 | OSG_ALWAYS<< "Unable to open " << filePath << std::endl; |
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| 104 | return 1; |
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| 105 | } |
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| 106 | return 0; |
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| 107 | } |
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| 108 | |
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| 109 | int DistortionSetupStrategyProjectSyntropy::readMeshDimensionsFromCSVFile(std::string filePath, int* meshRows, int* meshColumns) |
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| 110 | { |
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| 111 | int tempRows=0, tempCols=0, numSeparator=0, numValues=6; |
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| 112 | std::string line, valueString; |
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| 113 | char separator=';'; |
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| 114 | size_t valueStart, valueEnd; |
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| 115 | |
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| 116 | osgDB::ifstream inputFile (const_cast<char*>(filePath.c_str())); |
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| 117 | |
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| 118 | if (inputFile.is_open()) |
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| 119 | { |
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| 120 | inputFile.clear(); |
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| 121 | inputFile.seekg (0, std::ios::beg); |
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| 122 | |
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| 123 | while (!inputFile.eof()) |
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| 124 | { |
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| 125 | getline (inputFile,line); |
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| 126 | |
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| 127 | if((line.size()>0) && (line.find('x')==std::string::npos)) |
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| 128 | { |
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| 129 | numSeparator=0; |
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| 130 | for (size_t numLineChar=0; numLineChar < line.length(); numLineChar++) |
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| 131 | { |
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| 132 | if(line.at(numLineChar)==separator) numSeparator++; |
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| 133 | } |
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| 134 | if(numSeparator!=numValues-1) //Number of Entries per Line is not correct |
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| 135 | { |
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| 136 | OSG_ALWAYS<< "Inconsistency in file " << filePath << " detected. Please check this file." <<std::endl; |
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| 137 | return 1; |
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| 138 | } |
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| 139 | //Get number of rows of the distortion grid, last valid line of input file contains actual value |
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| 140 | valueStart=line.rfind(separator,line.size()); |
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| 141 | valueString=line.substr(valueStart+1,line.size()-valueStart-1); |
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| 142 | tempRows=atoi(const_cast<char*>(valueString.c_str())); |
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| 143 | if(tempRows>*meshRows) *meshRows=tempRows; |
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| 144 | |
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| 145 | //Get number of columns of the distortion grid, last valid line of input file contains actual value |
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| 146 | valueEnd=valueStart-1; |
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| 147 | valueStart=line.rfind(separator,valueEnd); |
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| 148 | valueString=line.substr(valueStart+1,valueEnd-valueStart); |
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| 149 | tempCols=atoi(const_cast<char*>(valueString.c_str())); |
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| 150 | if(tempCols>*meshColumns) *meshColumns=tempCols; |
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| 151 | } |
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| 152 | |
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| 153 | } |
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| 154 | inputFile.close(); |
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| 155 | } |
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| 156 | else //File couldn't be loaded |
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| 157 | { |
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| 158 | OSG_ALWAYS<< "Unable to open " << filePath << std::endl; |
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| 159 | return 1; |
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| 160 | } |
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| 161 | |
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| 162 | *meshColumns+=1; |
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| 163 | *meshRows+=1; |
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| 164 | |
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| 165 | return 0; |
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| 166 | } |
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| 167 | |
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[382] | 168 | int DistortionSetupStrategyProjectSyntropy::readMeshPointsFromCSVFile(std::string filePath, osg::Vec2Array* tmpMesh) |
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[376] | 169 | { |
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| 170 | int numValues=6; |
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| 171 | std::string line, valueString; |
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| 172 | char separator=';'; |
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| 173 | float* values = new float[numValues]; |
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| 174 | size_t valueStart, valueEnd; |
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| 175 | osg::Vec2 tempVec2; |
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| 176 | osg::Vec3 tempVec3; |
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| 177 | |
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| 178 | osgDB::ifstream inputFile (const_cast<char*>(filePath.c_str())); |
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| 179 | |
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| 180 | if (inputFile.is_open()) |
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| 181 | { |
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| 182 | inputFile.clear(); |
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| 183 | inputFile.seekg (0, std::ios::beg); |
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| 184 | |
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| 185 | while (!inputFile.eof()) |
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| 186 | { |
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| 187 | getline (inputFile,line); |
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| 188 | |
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| 189 | if((line.size()>0) && (line.find('x')==std::string::npos)) |
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| 190 | { |
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| 191 | for (int i=0;i<numValues; i++) values[i]=0.0; |
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| 192 | |
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| 193 | valueStart=0; |
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| 194 | valueEnd=0; |
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| 195 | for (int j=0;j<numValues; j++) |
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| 196 | { |
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| 197 | if(j!=numValues-1) |
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| 198 | { |
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| 199 | if((valueEnd=line.find(separator,valueStart))!=std::string::npos) |
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| 200 | { |
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| 201 | valueString=line.substr(valueStart,valueEnd-valueStart); |
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| 202 | valueStart=valueEnd+1; |
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| 203 | } |
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| 204 | } |
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| 205 | else valueString=line.substr(valueStart,line.size()); |
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| 206 | |
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| 207 | values[j]=atof(const_cast<char*>(valueString.c_str())); |
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| 208 | } |
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| 209 | |
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[382] | 210 | // Store values into array |
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| 211 | tmpMesh->push_back(osg::Vec2(values[2], values[3])); |
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[376] | 212 | } |
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| 213 | } |
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| 214 | inputFile.close(); |
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| 215 | } |
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| 216 | else |
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| 217 | { |
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| 218 | OSG_ALWAYS<< "Unable to open " << filePath << std::endl; |
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| 219 | return 1; |
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| 220 | } |
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| 221 | |
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| 222 | return 0; |
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| 223 | } |
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| 224 | |
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[372] | 225 | void DistortionSetupStrategyProjectSyntropy::delegateDistortionSetup(osgViewer::DistortionSet* distortionSet) |
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| 226 | { |
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| 227 | if(distortionSet == NULL) |
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| 228 | { |
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| 229 | OSG_ALWAYS<<"DistortionSetupStrategyProjectSyntropy::delegateDistortionSetup : Invalid DistortionSet"<<std::endl; |
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| 230 | return; |
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| 231 | } |
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| 232 | |
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[377] | 233 | if( _distortionType == DistortionSetupStrategy::UNDEFINED || _blendmapFilename.empty() || _frustumFilename.empty() || _distortionFilename.empty() ) |
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| 234 | { |
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| 235 | OSG_ALWAYS<<"DistortionSetupStrategyProjectSyntropy::delegateDistortionSetup : You have not specified the imput filenames and distortion type!"<<std::endl; |
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| 236 | return; |
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| 237 | } |
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| 238 | |
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[376] | 239 | //OSG_ALWAYS<<"drin"<<std::endl; |
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[372] | 240 | |
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[377] | 241 | if (_distortionInitialized==false ) |
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[376] | 242 | { |
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[379] | 243 | _distortionInitialized=true; |
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| 244 | distortionSet->dirty(); |
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[376] | 245 | |
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| 246 | // ******************** // |
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| 247 | // *** IntensityMap *** // |
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| 248 | // ******************** // |
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| 249 | |
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| 250 | osg::Image* intensityMap=NULL; |
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[377] | 251 | intensityMap=osgDB::readImageFile(_blendmapFilename); |
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[376] | 252 | osg::GraphicsContext::WindowingSystemInterface* wsi = osg::GraphicsContext::getWindowingSystemInterface(); |
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| 253 | if (!wsi) |
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| 254 | { |
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| 255 | OSG_NOTICE<<"Error, no WindowSystemInterface available, cannot create windows."<<std::endl; |
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| 256 | return; |
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| 257 | } |
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| 258 | |
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| 259 | osg::GraphicsContext::ScreenIdentifier si; |
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| 260 | si.readDISPLAY(); |
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| 261 | |
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| 262 | if (si.displayNum<0) si.displayNum = 0; |
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| 263 | |
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| 264 | si.screenNum = 0; //Fixed value, may be replaced later |
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| 265 | |
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| 266 | unsigned int width=0, height=0; |
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| 267 | wsi->getScreenResolution(si, width, height); |
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| 268 | |
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| 269 | if(intensityMap->s()!=width || intensityMap->t()!=height) |
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| 270 | intensityMap->scaleImage(width, height, intensityMap->r()); |
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| 271 | |
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[378] | 272 | // Copy image data and flag as dirty to update texture. |
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| 273 | osg::copyImage(intensityMap, 0, 0, 0, intensityMap->s(), intensityMap->t(), intensityMap->r(), distortionSet->getIntensityMap(), 0, 0, 0, true); |
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| 274 | distortionSet->getIntensityMap()->dirty(); |
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[376] | 275 | |
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| 276 | // ******************************* // |
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| 277 | // *** Frustum and View Offset *** // |
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| 278 | // ******************************* // |
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| 279 | |
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| 280 | //....Read Files and set parameters |
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| 281 | int numFrustumValues=16; |
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| 282 | float* frustumValues = new float[numFrustumValues]; |
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| 283 | double zNear=0.1, zFar=100.0; |
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| 284 | |
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[377] | 285 | readFrustumFromCSVFile(_frustumFilename, numFrustumValues, frustumValues); |
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| 286 | |
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[376] | 287 | osg::Matrixd viewOffset=osg::Matrixd(); |
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| 288 | osg::Matrixd projectionOffset=osg::Matrixd(); |
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| 289 | |
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| 290 | // View Offset Parameters: x, y, z, heading, pitch, bank |
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| 291 | // Translational Parameters are defines in millimeters (->Correction required?!) |
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| 292 | // Coordinate System / Directions may be looked up in "Koordinatensystem.png", trans/rot order confirmed bei PS |
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| 293 | viewOffset = osg::Matrixd::translate(frustumValues[0],frustumValues[1],frustumValues[2]); |
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| 294 | viewOffset*= osg::Matrixd::rotate(osg::inDegrees(frustumValues[3]), 0.0,0.0,1.0); //Heading |
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| 295 | viewOffset*= osg::Matrixd::rotate(osg::inDegrees(frustumValues[4]), 1.0,0.0,0.0); //Pitch |
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| 296 | viewOffset*= osg::Matrixd::rotate(osg::inDegrees(frustumValues[5]), 0.0,1.0,0.0); //Bank |
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| 297 | |
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| 298 | //Frustum Parameters: Left, Right, Bottom, Top, zNear, zFar |
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[377] | 299 | //Alternative: viewer->camera->setprojectionmatrixasfrustum? |
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[376] | 300 | projectionOffset.makeFrustum(osg::inDegrees(frustumValues[6]), osg::inDegrees(frustumValues[7]), osg::inDegrees(frustumValues[8]), osg::inDegrees(frustumValues[9]), zNear, zFar); |
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| 301 | |
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| 302 | distortionSet->setViewOffset(viewOffset); |
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| 303 | distortionSet->setProjectionOffset(projectionOffset); |
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[382] | 304 | |
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[376] | 305 | // ******************************* // |
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| 306 | // ******* Distortion Mesh ******* // |
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| 307 | // ******************************* // |
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| 308 | |
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| 309 | osg::Geometry* distortionMeshGeometry = distortionSet->getDistortionInternals()->getChild(osgViewer::DistortionSet::MESH)->asGeode()->getDrawable(0)->asGeometry(); |
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| 310 | if(distortionMeshGeometry) |
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| 311 | { |
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| 312 | //*******************************************************************************************// |
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| 313 | //*** PRINT VERTEXARRAY/TEXCOORDARRAY for Debug Purposes ***// |
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| 314 | //*** both Arrays are listed in "HorizontalLine-after-HorizontalLine" order, ***// |
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| 315 | //*** sorted from topleft (0,0,0 vertices; 0,0 texcoords) to bottomright ***// |
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[382] | 316 | //*** (1920,1080,0 vertices; 1,1 texcoords) ***// |
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[376] | 317 | //*******************************************************************************************// |
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| 318 | |
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[382] | 319 | #if 1 |
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| 320 | osg::Vec3Array* vertices = (osg::Vec3Array*) distortionMeshGeometry->getVertexArray(); |
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| 321 | osg::Vec2Array* texcoords0 = (osg::Vec2Array*) distortionMeshGeometry->getTexCoordArray(0); |
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| 322 | |
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| 323 | for (osg::Vec3Array::iterator it = vertices->begin(); it != vertices->end(); ++it) |
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[376] | 324 | { |
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[382] | 325 | OSG_ALWAYS<<"Vertice "<<(*it).x()<<" "<<(*it).y()<<" "<<(*it).z()<<std::endl; |
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| 326 | } |
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[376] | 327 | |
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[382] | 328 | for (osg::Vec2Array::iterator it = texcoords0->begin(); it != texcoords0->end(); ++it) |
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| 329 | { |
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| 330 | OSG_ALWAYS<<"Texcoord "<<(*it).x()<<" "<<(*it).y()<<std::endl; |
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[376] | 331 | } |
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[382] | 332 | #endif |
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[376] | 333 | |
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| 334 | //*******************************************************************************************// |
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[382] | 335 | //*** MESH WARPING ***// |
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[376] | 336 | //*** Both Vertex Warping and Texcoord Warping is supported. Although there might ***// |
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| 337 | //*** be a preferred version for osgvisual, both options should be implemented in osg ***// |
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| 338 | //*******************************************************************************************// |
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| 339 | |
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[382] | 340 | // Exctract mesh dimensions from file and pass them to the container |
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[376] | 341 | int distortionMeshRows=0, distortionMeshColumns=0; |
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[377] | 342 | readMeshDimensionsFromCSVFile(_distortionFilename, &distortionMeshRows, &distortionMeshColumns); |
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| 343 | |
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[376] | 344 | distortionSet->setDistortionMeshRows(distortionMeshRows); |
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| 345 | distortionSet->setDistortionMeshColumns(distortionMeshColumns); |
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| 346 | |
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[382] | 347 | osg::Vec2Array* tmpMeshVec2 = new osg::Vec2Array; |
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| 348 | osg::Vec3Array* vertexMeshVec3 = new osg::Vec3Array; |
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[376] | 349 | |
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[382] | 350 | readMeshPointsFromCSVFile(_distortionFilename, tmpMeshVec2); |
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| 351 | |
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[377] | 352 | if((_distortionType==TEXCOORDDISTORTION) || (_distortionType==COMBINEDDISTORTION)) |
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[376] | 353 | { |
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[382] | 354 | distortionSet->getDistortionInternals()->getChild(osgViewer::DistortionSet::MESH)->asGeode()->getDrawable(0)->asGeometry()->setTexCoordArray(0,tmpMeshVec2); |
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[376] | 355 | } |
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[377] | 356 | |
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| 357 | if((_distortionType==VERTEXDISTORTION) || (_distortionType==COMBINEDDISTORTION)) |
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[376] | 358 | { |
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[382] | 359 | for(unsigned int i=0;i<tmpMeshVec2->size();i++) |
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| 360 | { |
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| 361 | // Scale vector with the screen resolution |
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| 362 | osg::Vec3 tmpVec = osg::Vec3( tmpMeshVec2->at(i).x()*width, |
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| 363 | tmpMeshVec2->at(i).y()*height, |
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| 364 | 0.0 ); |
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| 365 | vertexMeshVec3->push_back( tmpVec ); |
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| 366 | } |
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| 367 | distortionSet->getDistortionInternals()->getChild(osgViewer::DistortionSet::MESH)->asGeode()->getDrawable(0)->asGeometry()->setVertexArray(vertexMeshVec3); |
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[376] | 368 | |
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| 369 | } |
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| 370 | } |
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| 371 | } |
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| 372 | } |
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