test/src/LoadTopography.cpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 /*
  25  * This program loads the topography from a map file and exits.  Useful
  26  * for valgrind and profiling.
  27  */
  28
  29 #include "Topography/TopographyStore.hpp"
  30 #include "Topography/TopographyFile.hpp"
  31 #include "Topography/XShape.hpp"
  32 #include "OS/Args.hpp"
  33 #include "OS/PathName.hpp"
  34 #include "IO/ZipLineReader.hpp"
  35 #include "Operation/Operation.hpp"
  36
  37 #include <zzip/zzip.h>
  38
  39 #include <stdio.h>
  40 #include <tchar.h>
  41
  42 #ifdef ENABLE_OPENGL
  43
  44 static void
  45 TriangulateAll(const TopographyFile &file)
  46 {
  47   const unsigned short *count;
  48   for (const XShape &shape : file)
  49     if (shape.get_type() == MS_SHAPE_POLYGON)
  50       for (unsigned i = 0; i < 4; ++i)
  51         shape.get_indices(i, 1, count);
  52 }
  53
  54 static void
  55 TriangulateAll(const TopographyStore &store)
  56 {
  57   for (unsigned i = 0; i < store.size(); ++i)
  58     TriangulateAll(store[i]);
  59 }
  60
  61 #endif
  62
  63 int main(int argc, char **argv)
  64 {
  65   Args args(argc, argv, "PATH");
  66   const char *path = args.ExpectNext();
  67   args.ExpectEnd();
  68
  69   ZZIP_DIR *dir = zzip_dir_open(path, NULL);
  70   if (dir == NULL) {
  71     fprintf(stderr, "Failed to open %s\n", (const char *)path);
  72     return EXIT_FAILURE;
  73   }
  74
  75   ZipLineReaderA reader(dir, "topology.tpl");
  76   if (reader.error()) {
  77     fprintf(stderr, "Failed to open %s\n", (const char *)path);
  78     return EXIT_FAILURE;
  79   }
  80
  81   TopographyStore topography;
  82   NullOperationEnvironment operation;
  83   topography.Load(operation, reader, NULL, dir);
  84   zzip_dir_close(dir);
  85
  86   topography.LoadAll();
  87
  88 #ifdef ENABLE_OPENGL
  89   TriangulateAll(topography);
  90 #endif
  91
  92   return EXIT_SUCCESS;
  93 }