core/vgl/io/vgl_io_conic.txx
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00001 // This is core/vgl/io/vgl_io_conic.txx
00002 #ifndef vgl_io_conic_txx_
00003 #define vgl_io_conic_txx_
00004 //:
00005 // \file
00006 
00007 #include "vgl_io_conic.h"
00008 #include <vgl/vgl_conic.h>
00009 #include <vsl/vsl_binary_io.h>
00010 
00011 //============================================================================
00012 //: Binary save self to stream.
00013 template<class T>
00014 void vsl_b_write(vsl_b_ostream &os, vgl_conic<T> const& conic)
00015 {
00016   const short io_version_no = 1;
00017   vsl_b_write(os, io_version_no);
00018   vsl_b_write(os, conic.a());
00019   vsl_b_write(os, conic.b());
00020   vsl_b_write(os, conic.c());
00021   vsl_b_write(os, conic.d());
00022   vsl_b_write(os, conic.e());
00023   vsl_b_write(os, conic.f());
00024 }
00025 
00026 //============================================================================
00027 //: Binary load self from stream.
00028 template<class T>
00029 void vsl_b_read(vsl_b_istream &is, vgl_conic<T> & conic)
00030 {
00031   if (!is) return;
00032 
00033   short v;
00034   vsl_b_read(is, v);
00035   switch (v)
00036   {
00037    case 1: // I/O version 1
00038     T a, b, c, d, e, f;
00039     vsl_b_read(is, a);
00040     vsl_b_read(is, b);
00041     vsl_b_read(is, c);
00042     vsl_b_read(is, d);
00043     vsl_b_read(is, e);
00044     vsl_b_read(is, f);
00045     conic.set(a,b,c,d,e,f);
00046     break;
00047 
00048    default:
00049     vcl_cerr << "I/O ERROR: vsl_b_read(vsl_b_istream&, vgl_conic<T>&)\n"
00050              << "           Unknown version number "<< v << '\n';
00051     is.is().clear(vcl_ios::badbit); // Set an unrecoverable IO error on stream
00052     return;
00053   }
00054 }
00055 
00056 
00057 //============================================================================
00058 //: Output a human readable summary to the stream
00059 template<class T>
00060 void vsl_print_summary(vcl_ostream& os, vgl_conic<T> const& conic)
00061 {
00062     os<<conic;
00063 }
00064 
00065 #undef VGL_IO_CONIC_INSTANTIATE
00066 #define VGL_IO_CONIC_INSTANTIATE(T) \
00067 template void vsl_print_summary(vcl_ostream &, vgl_conic<T > const&); \
00068 template void vsl_b_read(vsl_b_istream &, vgl_conic<T > &); \
00069 template void vsl_b_write(vsl_b_ostream &, vgl_conic<T > const&)
00070 
00071 #endif // vgl_io_conic_txx_