* tests/io/vtk/save.cc: New. * tests/io/vtk/Makefile.am: New. * tests/io/Makefile.am (SUBDIRS): Add vtk. --- milena/ChangeLog | 8 +++ milena/tests/io/Makefile.am | 3 +- milena/tests/io/{pbm => vtk}/Makefile.am | 16 ++--- milena/tests/io/vtk/save.cc | 97 ++++++++++++++++++++++++++++++ 4 files changed, 114 insertions(+), 10 deletions(-) copy milena/tests/io/{pbm => vtk}/Makefile.am (74%) create mode 100644 milena/tests/io/vtk/save.cc diff --git a/milena/ChangeLog b/milena/ChangeLog index 2cb03b7..a53e6be 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,13 @@ 2010-06-24 Roland Levillain <roland@lrde.epita.fr> + Exercise mln::io::vtk::save. + + * tests/io/vtk/save.cc: New. + * tests/io/vtk/Makefile.am: New. + * tests/io/Makefile.am (SUBDIRS): Add vtk. + +2010-06-24 Roland Levillain <roland@lrde.epita.fr> + Start a VTK output for complex-based images. * mln/io/vtk/save.hh: New. diff --git a/milena/tests/io/Makefile.am b/milena/tests/io/Makefile.am index bd6c0a4..41dce69 100644 --- a/milena/tests/io/Makefile.am +++ b/milena/tests/io/Makefile.am @@ -1,4 +1,4 @@ -# Copyright (C) 2007, 2008, 2009 EPITA Research and Development +# Copyright (C) 2007, 2008, 2009, 2010 EPITA Research and Development # Laboratory (LRDE). # # This file is part of Olena. @@ -32,6 +32,7 @@ SUBDIRS = \ pnm \ ppm \ ppms \ + vtk \ fld ## ------------------------------------------------- ## diff --git a/milena/tests/io/pbm/Makefile.am b/milena/tests/io/vtk/Makefile.am similarity index 74% copy from milena/tests/io/pbm/Makefile.am copy to milena/tests/io/vtk/Makefile.am index 690c895..3467f78 100644 --- a/milena/tests/io/pbm/Makefile.am +++ b/milena/tests/io/vtk/Makefile.am @@ -1,5 +1,4 @@ -# Copyright (C) 2007, 2009, 2010 EPITA Research and Development -# Laboratory (LRDE). +# Copyright (C) 2010 EPITA Research and Development Laboratory (LRDE). # # This file is part of Olena. # @@ -17,15 +16,14 @@ include $(top_srcdir)/milena/tests/tests.mk -check_PROGRAMS = \ - pbm \ - pbm_ascii +check_PROGRAMS = save -pbm_SOURCES = pbm.cc -pbm_ascii_SOURCES = pbm_ascii.cc +save_SOURCES = save.cc TESTS = $(check_PROGRAMS) MOSTLYCLEANFILES = \ - pbm-out.pbm \ - pbm_ascii-out.pbm + save-tetrahedron-bool.vtk \ + save-tetrahedron-int_u8.vtk \ + save-tetrahedron-float.vtk \ + save-tetrahedron-rgb8.vtk diff --git a/milena/tests/io/vtk/save.cc b/milena/tests/io/vtk/save.cc new file mode 100644 index 0000000..908636b --- /dev/null +++ b/milena/tests/io/vtk/save.cc @@ -0,0 +1,97 @@ +// Copyright (C) 2010 EPITA Research and Development Laboratory (LRDE) +// +// This file is part of Olena. +// +// Olena is free software: you can redistribute it and/or modify it under +// the terms of the GNU General Public License as published by the Free +// Software Foundation, version 2 of the License. +// +// Olena is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with Olena. If not, see <http://www.gnu.org/licenses/>. +// +// As a special exception, you may use this file as part of a free +// software project without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to produce +// an executable, this file does not by itself cause the resulting +// executable to be covered by the GNU General Public License. This +// exception does not however invalidate any other reasons why the +// executable file might be covered by the GNU General Public License. + +#include <mln/io/off/load.hh> +#include <mln/io/vtk/save.hh> + +#include <mln/literal/colors.hh> + +#include "tests/data.hh" + + +template <typename I> +inline +I +make_image(const mln::bin_2complex_image3df& bin_ima, + const std::vector<mln_value(I)>& values) +{ + I ima; + mln::initialize(ima, bin_ima); + mln_piter(I) p(ima.domain()); + unsigned i = 0; + for_all(p) + ima(p) = values[i++ % values.size()]; + return ima; +} + + +int +main() +{ + using namespace mln; + + // Boolean values. + typedef bin_2complex_image3df bin_ima_t; + bin_ima_t bin_ima; + /* FIXME: It would be better not to depend on the OFF file loader to + create the complex-based image, to be saved as a VTK file; build + this image by hand instead? */ + io::off::load(bin_ima, MLN_MESH_DIR "/tetrahedron.off"); + + io::vtk::save(bin_ima, "save-tetrahedron-bool.vtk"); + + unsigned nfaces = bin_ima.domain().cplx().nfaces(); + + // `int_u8' values. + { + std::vector<value::int_u8> values(nfaces); + for (unsigned i = 0; i < nfaces; ++i) + values[i] = mln_max(value::int_u8) * i / nfaces; + io::vtk::save(make_image<int_u8_2complex_image3df>(bin_ima, values), + "save-tetrahedron-int_u8.vtk"); + } + + // Floating-point values. + { + std::vector<float> values(nfaces); + for (unsigned i = 0; i < nfaces; ++i) + values[i] = mln_max(float) / nfaces * i; + io::vtk::save(make_image<float_2complex_image3df>(bin_ima, values), + "save-tetrahedron-float.vtk"); + } + + // `rgb8' values. + { + value::rgb8 colors_array[] = + { literal::red, literal::green, literal::blue, literal::brown, + literal::lime, literal::orange, literal::pink, literal::purple, + literal::teal, literal::violet, literal::cyan, literal::magenta, + literal::yellow, literal::olive }; + const unsigned colors_size = sizeof(colors_array) / sizeof(value::rgb8); + std::vector<value::rgb8> colors (colors_array, colors_array + colors_size); + io::vtk::save(make_image<rgb8_2complex_image3df>(bin_ima, colors), + "save-tetrahedron-rgb8.vtk"); + } +} -- 1.5.6.5