質問編集履歴
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コードの追加
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| std::basic_ostream<char> std::ifstream {aka std::basic_ifstream<char>}
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```
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### 該当すると思われるプログラム
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プログラムが長く、また複数のファイルに及ぶので、エラーが出た辺りのコードのみを載せます。
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```c++
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maxx = minx + ( numcols - 1 ) * delgrid;
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maxy = miny + ( numrows - 1 ) * delgrid;
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dx = maxx - minx;
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dy = maxy - miny;
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di = numcols;
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dj = numrows;
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// create matrix from input file:
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tMatrix< double > elev( numrows, numcols );
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for( j=0; j<numrows; j++ )
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{
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for( i=0; i<numcols; i++ )
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{
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if( gridfile.eof() )
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ReportFatalError( "Reached end-of-file while reading points." );
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gridfile >> elev( j, i );
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}
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}
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gridfile.close();
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std::cout << "finished reading file," << gridfile << std::endl;
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// Create the 3 nodes that form the supertriangle and place them on the
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// node list in counter-clockwise order. (Note that the base and height
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// of the supertriangle are 5 times the
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// width and height, respectively, of the rectangle that encloses the
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// points.) Assigning the IDs allows us to retrieve and delete these
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// nodes when we're done creating the mesh.
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tempnode.set3DCoords( minx-2*dx, miny-2*dy, 0.0 );
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tempnode.setBoundaryFlag( kClosedBoundary );
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tempnode.setID( -3 );
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nodeList.insertAtBack( tempnode );
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tempnode.set3DCoords( maxx+2*dx, miny-2*dy, 0.0 );
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tempnode.setID( -2 );
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nodeList.insertAtBack( tempnode );
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tempnode.set3DCoords( minx+0.5*dx, maxy+2*dy, 0.0 );
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tempnode.setID( -1 );
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nodeList.insertAtBack( tempnode );
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```
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-
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### 補足情報（FW/ツールのバージョンなど）
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windows10
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