[cig-commits] commit: Set the origin correctly in write_vtk

[Mercurial]

changeset:   12:e61eb71c2e37
user:        Walter Landry <wlandry at caltech.edu>
date:        Mon Nov 28 14:32:45 2011 -0800
files:       write_vtk.hxx
description:
Set the origin correctly in write_vtk


diff -r d3cfe8600192 -r e61eb71c2e37 write_vtk.hxx
--- a/write_vtk.hxx	Mon Nov 28 14:10:42 2011 -0800
+++ b/write_vtk.hxx	Mon Nov 28 14:32:45 2011 -0800
@@ -8,6 +8,9 @@ void write_vtk(const std::string &name, 
   boost::filesystem::create_directory("output");
   boost::filesystem::ofstream initial("output/"+name+".vtk");
 
+  const double spacing(1.0/N);
+  const double origin[]={(NX==N ? spacing/2:0),(NY==N ? spacing/2:0)};
+
   initial << "# vtk DataFile Version 2.0\n"
           << name << "\n"
           << "ASCII\n"
@@ -16,11 +19,14 @@ void write_vtk(const std::string &name, 
           << NX << " "
           << NY << " "
           << "1\n"
-          << "ORIGIN 0 0 0\n"
+          << "ORIGIN "
+          << origin[0] << " "
+          << origin[1] << " "
+          << "0 \n"
           << "SPACING "
-          << (1.0/N) << " "
-          << (1.0/N) << " "
-          << (1.0/N) << "\n"
+          << spacing << " "
+          << spacing << " "
+          << spacing << "\n"
           << "POINT_DATA "
           << NX*NY << "\n"
           << "SCALARS " << name << " double 1\n"