[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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[394] | 30 | _distortionFilename = ""; |
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[376] | 31 | |
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| 32 | _distortionInitialized=false; |
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[372] | 33 | } |
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| 34 | |
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| 35 | DistortionSetupStrategyProjectSyntropy::~DistortionSetupStrategyProjectSyntropy() |
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| 36 | { |
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[377] | 37 | |
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[372] | 38 | } |
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| 39 | |
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[394] | 40 | void DistortionSetupStrategyProjectSyntropy::setDistortionInputFiles(std::string distortionFile, std::string blendmapFile, std::string frustumFile) |
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[376] | 41 | { |
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[377] | 42 | _blendmapFilename = blendmapFile; |
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| 43 | _frustumFilename = frustumFile; |
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[394] | 44 | _distortionFilename = distortionFile; |
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[376] | 45 | } |
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| 46 | |
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| 47 | int DistortionSetupStrategyProjectSyntropy::readFrustumFromCSVFile(std::string filePath, int numValues, float* frustumValues) |
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| 48 | { |
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| 49 | int numSeparator=0; |
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| 50 | std::string line, valueString; |
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| 51 | char separator=';'; |
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| 52 | size_t valueStart, valueEnd; |
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| 53 | |
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| 54 | osgDB::ifstream inputFile (const_cast<char*>(filePath.c_str())); |
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| 55 | |
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| 56 | for (int i=0;i<numValues; i++) frustumValues[i]=0.0; |
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| 57 | |
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| 58 | if (inputFile.is_open()) |
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| 59 | { |
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| 60 | inputFile.clear(); |
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| 61 | inputFile.seekg (0, std::ios::beg); |
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| 62 | |
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| 63 | while (!inputFile.eof()) |
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| 64 | { |
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| 65 | getline (inputFile,line); |
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| 66 | |
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| 67 | if((line.size()>0) && (line.find('x')==std::string::npos)) |
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| 68 | {new osg::Vec2Array; |
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| 69 | numSeparator=0; |
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| 70 | for (size_t numLineChar=0; numLineChar < line.length(); numLineChar++) |
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| 71 | { |
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| 72 | if(line.at(numLineChar)==separator) numSeparator++; |
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| 73 | } |
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| 74 | if(numSeparator!=numValues-1) //Number of Entries per Line is not correct |
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| 75 | { |
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| 76 | OSG_ALWAYS<< "Inconsistency in file " << filePath << " detected. Please check this file." <<std::endl; |
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| 77 | return 1; |
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| 78 | } |
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| 79 | valueStart=0; |
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| 80 | valueEnd=0; |
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| 81 | for (int j=0;j<numValues; j++) |
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| 82 | { |
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| 83 | if(j!=numValues-1) |
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| 84 | { |
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| 85 | if((valueEnd=line.find(separator,valueStart))!=std::string::npos) |
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| 86 | { |
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| 87 | valueString=line.substr(valueStart,valueEnd-valueStart); |
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| 88 | valueStart=valueEnd+1; |
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| 89 | } |
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| 90 | } |
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| 91 | else valueString=line.substr(valueStart,line.size()); |
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| 92 | |
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| 93 | frustumValues[j]=atof(const_cast<char*>(valueString.c_str())); |
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| 94 | } |
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| 95 | } |
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| 96 | } |
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| 97 | inputFile.close(); |
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| 98 | } |
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| 99 | else //File couldn't be loaded |
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| 100 | { |
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| 101 | OSG_ALWAYS<< "Unable to open " << filePath << std::endl; |
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| 102 | return 1; |
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| 103 | } |
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| 104 | return 0; |
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| 105 | } |
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| 106 | |
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| 107 | int DistortionSetupStrategyProjectSyntropy::readMeshDimensionsFromCSVFile(std::string filePath, int* meshRows, int* meshColumns) |
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| 108 | { |
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| 109 | int tempRows=0, tempCols=0, numSeparator=0, numValues=6; |
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| 110 | std::string line, valueString; |
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| 111 | char separator=';'; |
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| 112 | size_t valueStart, valueEnd; |
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| 113 | |
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| 114 | osgDB::ifstream inputFile (const_cast<char*>(filePath.c_str())); |
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| 115 | |
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| 116 | if (inputFile.is_open()) |
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| 117 | { |
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| 118 | inputFile.clear(); |
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| 119 | inputFile.seekg (0, std::ios::beg); |
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| 120 | |
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| 121 | while (!inputFile.eof()) |
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| 122 | { |
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| 123 | getline (inputFile,line); |
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| 124 | |
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| 125 | if((line.size()>0) && (line.find('x')==std::string::npos)) |
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| 126 | { |
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| 127 | numSeparator=0; |
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| 128 | for (size_t numLineChar=0; numLineChar < line.length(); numLineChar++) |
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| 129 | { |
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| 130 | if(line.at(numLineChar)==separator) numSeparator++; |
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| 131 | } |
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| 132 | if(numSeparator!=numValues-1) //Number of Entries per Line is not correct |
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| 133 | { |
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| 134 | OSG_ALWAYS<< "Inconsistency in file " << filePath << " detected. Please check this file." <<std::endl; |
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| 135 | return 1; |
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| 136 | } |
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| 137 | //Get number of rows of the distortion grid, last valid line of input file contains actual value |
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| 138 | valueStart=line.rfind(separator,line.size()); |
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| 139 | valueString=line.substr(valueStart+1,line.size()-valueStart-1); |
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| 140 | tempRows=atoi(const_cast<char*>(valueString.c_str())); |
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| 141 | if(tempRows>*meshRows) *meshRows=tempRows; |
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| 142 | |
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| 143 | //Get number of columns of the distortion grid, last valid line of input file contains actual value |
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| 144 | valueEnd=valueStart-1; |
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| 145 | valueStart=line.rfind(separator,valueEnd); |
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| 146 | valueString=line.substr(valueStart+1,valueEnd-valueStart); |
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| 147 | tempCols=atoi(const_cast<char*>(valueString.c_str())); |
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| 148 | if(tempCols>*meshColumns) *meshColumns=tempCols; |
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| 149 | } |
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| 150 | |
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| 151 | } |
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| 152 | inputFile.close(); |
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| 153 | } |
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| 154 | else //File couldn't be loaded |
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| 155 | { |
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| 156 | OSG_ALWAYS<< "Unable to open " << filePath << std::endl; |
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| 157 | return 1; |
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| 158 | } |
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| 159 | |
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| 160 | *meshColumns+=1; |
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| 161 | *meshRows+=1; |
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| 162 | |
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| 163 | return 0; |
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| 164 | } |
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| 165 | |
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[394] | 166 | int DistortionSetupStrategyProjectSyntropy::readMeshPointsFromCSVFile(std::string filePath, osg::Vec4Array* tmpMesh) |
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[376] | 167 | { |
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| 168 | int numValues=6; |
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| 169 | std::string line, valueString; |
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| 170 | char separator=';'; |
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| 171 | float* values = new float[numValues]; |
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| 172 | size_t valueStart, valueEnd; |
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| 173 | osg::Vec2 tempVec2; |
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| 174 | osg::Vec3 tempVec3; |
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| 175 | |
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| 176 | osgDB::ifstream inputFile (const_cast<char*>(filePath.c_str())); |
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| 177 | |
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| 178 | if (inputFile.is_open()) |
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| 179 | { |
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| 180 | inputFile.clear(); |
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| 181 | inputFile.seekg (0, std::ios::beg); |
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| 182 | |
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| 183 | while (!inputFile.eof()) |
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| 184 | { |
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| 185 | getline (inputFile,line); |
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| 186 | |
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| 187 | if((line.size()>0) && (line.find('x')==std::string::npos)) |
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| 188 | { |
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| 189 | for (int i=0;i<numValues; i++) values[i]=0.0; |
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| 190 | |
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| 191 | valueStart=0; |
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| 192 | valueEnd=0; |
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| 193 | for (int j=0;j<numValues; j++) |
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| 194 | { |
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| 195 | if(j!=numValues-1) |
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| 196 | { |
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| 197 | if((valueEnd=line.find(separator,valueStart))!=std::string::npos) |
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| 198 | { |
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| 199 | valueString=line.substr(valueStart,valueEnd-valueStart); |
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| 200 | valueStart=valueEnd+1; |
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| 201 | } |
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| 202 | } |
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| 203 | else valueString=line.substr(valueStart,line.size()); |
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| 204 | |
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| 205 | values[j]=atof(const_cast<char*>(valueString.c_str())); |
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| 206 | } |
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| 207 | |
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[382] | 208 | // Store values into array |
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[400] | 209 | tmpMesh->push_back(osg::Vec4(values[0], 1.0-values[1], values[2], 1.0-values[3])); |
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[376] | 210 | } |
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| 211 | } |
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| 212 | inputFile.close(); |
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| 213 | } |
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| 214 | else |
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| 215 | { |
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| 216 | OSG_ALWAYS<< "Unable to open " << filePath << std::endl; |
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| 217 | return 1; |
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| 218 | } |
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| 219 | |
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| 220 | return 0; |
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| 221 | } |
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| 222 | |
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[372] | 223 | void DistortionSetupStrategyProjectSyntropy::delegateDistortionSetup(osgViewer::DistortionSet* distortionSet) |
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| 224 | { |
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| 225 | if(distortionSet == NULL) |
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| 226 | { |
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| 227 | OSG_ALWAYS<<"DistortionSetupStrategyProjectSyntropy::delegateDistortionSetup : Invalid DistortionSet"<<std::endl; |
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| 228 | return; |
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| 229 | } |
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| 230 | |
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[394] | 231 | if( _blendmapFilename.empty() || _frustumFilename.empty() || _distortionFilename.empty() ) |
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[377] | 232 | { |
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[394] | 233 | OSG_ALWAYS<<"DistortionSetupStrategyProjectSyntropy::delegateDistortionSetup : You have not specified the imput filenames correctly!"<<std::endl; |
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[377] | 234 | return; |
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| 235 | } |
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| 236 | |
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[376] | 237 | //OSG_ALWAYS<<"drin"<<std::endl; |
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[372] | 238 | |
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[377] | 239 | if (_distortionInitialized==false ) |
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[376] | 240 | { |
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[379] | 241 | _distortionInitialized=true; |
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[383] | 242 | distortionSet->dirtyMesh(); |
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| 243 | distortionSet->dirtyMatrix(); |
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[376] | 244 | |
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[383] | 245 | |
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[376] | 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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[400] | 283 | double zNear=1.0, zFar=1000.0; |
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[376] | 284 | |
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[377] | 285 | readFrustumFromCSVFile(_frustumFilename, numFrustumValues, frustumValues); |
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| 286 | |
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[391] | 287 | osg::Matrixd viewOffset=osg::Matrix::identity(); |
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[376] | 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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[391] | 293 | osg::Matrixd rotViewOffset=osg::Matrixd(); |
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| 294 | rotViewOffset.makeRotate( |
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| 295 | osg::DegreesToRadians(frustumValues[3]), osg::Vec3(0,1,0), // heading |
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| 296 | osg::DegreesToRadians(-frustumValues[4]), osg::Vec3(1,0,0), // pitch |
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| 297 | osg::DegreesToRadians(frustumValues[5]), osg::Vec3(0,0,1)); // roll |
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[376] | 298 | |
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[391] | 299 | osg::Matrixd transViewOffset=osg::Matrixd(); |
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| 300 | transViewOffset.makeTranslate( frustumValues[0], frustumValues[1], frustumValues[2]); |
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| 301 | |
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| 302 | viewOffset = viewOffset * rotViewOffset; // * transViewOffset; |
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| 303 | |
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[399] | 304 | //Frustum Parameters: Left, Right, Bottom, Top, zNear, zFar. |
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| 305 | // Important: By definition of OpenGL, Left, Right, Bottom and Top must be set as tangens! |
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[400] | 306 | projectionOffset.makeFrustum(frustumValues[10], frustumValues[11], frustumValues[12], frustumValues[13], zNear, zFar); |
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[376] | 307 | |
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| 308 | distortionSet->setViewOffset(viewOffset); |
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| 309 | distortionSet->setProjectionOffset(projectionOffset); |
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[382] | 310 | |
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[376] | 311 | // ******************************* // |
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| 312 | // ******* Distortion Mesh ******* // |
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| 313 | // ******************************* // |
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| 314 | |
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| 315 | osg::Geometry* distortionMeshGeometry = distortionSet->getDistortionInternals()->getChild(osgViewer::DistortionSet::MESH)->asGeode()->getDrawable(0)->asGeometry(); |
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| 316 | if(distortionMeshGeometry) |
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| 317 | { |
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| 318 | //*******************************************************************************************// |
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| 319 | //*** PRINT VERTEXARRAY/TEXCOORDARRAY for Debug Purposes ***// |
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| 320 | //*** both Arrays are listed in "HorizontalLine-after-HorizontalLine" order, ***// |
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| 321 | //*** sorted from topleft (0,0,0 vertices; 0,0 texcoords) to bottomright ***// |
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[382] | 322 | //*** (1920,1080,0 vertices; 1,1 texcoords) ***// |
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[376] | 323 | //*******************************************************************************************// |
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| 324 | |
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[383] | 325 | #if 0 |
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[382] | 326 | osg::Vec3Array* vertices = (osg::Vec3Array*) distortionMeshGeometry->getVertexArray(); |
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| 327 | osg::Vec2Array* texcoords0 = (osg::Vec2Array*) distortionMeshGeometry->getTexCoordArray(0); |
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| 328 | |
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| 329 | for (osg::Vec3Array::iterator it = vertices->begin(); it != vertices->end(); ++it) |
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[376] | 330 | { |
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[382] | 331 | OSG_ALWAYS<<"Vertice "<<(*it).x()<<" "<<(*it).y()<<" "<<(*it).z()<<std::endl; |
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| 332 | } |
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[376] | 333 | |
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[382] | 334 | for (osg::Vec2Array::iterator it = texcoords0->begin(); it != texcoords0->end(); ++it) |
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| 335 | { |
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| 336 | OSG_ALWAYS<<"Texcoord "<<(*it).x()<<" "<<(*it).y()<<std::endl; |
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[376] | 337 | } |
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[382] | 338 | #endif |
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[376] | 339 | |
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| 340 | //*******************************************************************************************// |
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[382] | 341 | //*** MESH WARPING ***// |
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[394] | 342 | //*** Both Vertex Warping and Texcoord Warping is supported. |
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| 343 | //*** The input file contains . Although there might ***// |
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[376] | 344 | //*** be a preferred version for osgvisual, both options should be implemented in osg ***// |
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| 345 | //*******************************************************************************************// |
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| 346 | |
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[383] | 347 | // Exctract mesh dimensions from file and pass them to the container. |
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[394] | 348 | |
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[376] | 349 | int distortionMeshRows=0, distortionMeshColumns=0; |
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[394] | 350 | readMeshDimensionsFromCSVFile(_distortionFilename, &distortionMeshRows, &distortionMeshColumns); |
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[377] | 351 | |
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[376] | 352 | distortionSet->setDistortionMeshRows(distortionMeshRows); |
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| 353 | distortionSet->setDistortionMeshColumns(distortionMeshColumns); |
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| 354 | |
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[383] | 355 | // Read in the mesh arrays |
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[394] | 356 | osg::Vec4Array* distortionMesh = new osg::Vec4Array; |
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| 357 | readMeshPointsFromCSVFile(_distortionFilename, distortionMesh); |
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[382] | 358 | |
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[399] | 359 | #if 0 |
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[387] | 360 | for (osg::Vec4Array::iterator it = distortionMesh->begin(); it != distortionMesh->end(); ++it) |
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| 361 | { |
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| 362 | OSG_ALWAYS<<"final vector: "<<(*it).x()<<" "<<(*it).y()<<" "<<(*it).z()<<" "<<(*it).w()<<std::endl; |
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| 363 | } |
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[388] | 364 | #endif |
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[387] | 365 | |
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| 366 | |
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[383] | 367 | distortionSet->setDistortionMesh(distortionMesh); |
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[393] | 368 | distortionSet->setDistortionMeshDimensions(distortionMeshRows, distortionMeshColumns); |
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[376] | 369 | } |
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| 370 | } |
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| 371 | } |
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