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Diffstat (limited to 'tests/test_ParallelBeamLineKernelProjector2D.cpp')
-rw-r--r-- | tests/test_ParallelBeamLineKernelProjector2D.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tests/test_ParallelBeamLineKernelProjector2D.cpp b/tests/test_ParallelBeamLineKernelProjector2D.cpp new file mode 100644 index 0000000..86bc54f --- /dev/null +++ b/tests/test_ParallelBeamLineKernelProjector2D.cpp @@ -0,0 +1,82 @@ +/* +----------------------------------------------------------------------- +Copyright 2012 iMinds-Vision Lab, University of Antwerp + +Contact: astra@ua.ac.be +Website: http://astra.ua.ac.be + + +This file is part of the +All Scale Tomographic Reconstruction Antwerp Toolbox ("ASTRA Toolbox"). + +The ASTRA Toolbox 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, either version 3 of the License, or +(at your option) any later version. + +The ASTRA Toolbox 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 the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>. + +----------------------------------------------------------------------- +$Id$ +*/ + + + +#define BOOST_TEST_DYN_LINK +#include <boost/test/unit_test.hpp> +#include <boost/test/auto_unit_test.hpp> +#include <boost/test/floating_point_comparison.hpp> + +#include "astra/ParallelBeamLineKernelProjector2D.h" +#include "astra/ParallelProjectionGeometry2D.h" +#include "astra/VolumeGeometry2D.h" + +struct TestParallelBeamLineKernelProjector2D { + TestParallelBeamLineKernelProjector2D() + { + astra::float32 angles[] = { 1.0f }; + BOOST_REQUIRE( projGeom.initialize(1, 9, 1.0f, angles) ); + BOOST_REQUIRE( volGeom.initialize(6, 4) ); + BOOST_REQUIRE( proj.initialize(&projGeom, &volGeom) ); + } + ~TestParallelBeamLineKernelProjector2D() + { + + } + + astra::CParallelBeamLineKernelProjector2D proj; + astra::CParallelProjectionGeometry2D projGeom; + astra::CVolumeGeometry2D volGeom; +}; + +BOOST_FIXTURE_TEST_CASE( testParallelBeamLineKernelProjector2D_General, TestParallelBeamLineKernelProjector2D ) +{ + +} + +BOOST_FIXTURE_TEST_CASE( testParallelBeamLineKernelProjector2D_Rectangle, TestParallelBeamLineKernelProjector2D ) +{ + int iMax = proj.getProjectionWeightsCount(0); + BOOST_REQUIRE(iMax > 0); + + astra::SPixelWeight* pPix = new astra::SPixelWeight[iMax]; + BOOST_REQUIRE(pPix); + + int iCount; + proj.computeSingleRayWeights(0, 4, pPix, iMax, iCount); + BOOST_REQUIRE(iCount <= iMax); + + astra::float32 fWeight = 0; + for (int i = 0; i < iCount; ++i) + fWeight += pPix[i].m_fWeight; + + BOOST_CHECK_SMALL(fWeight - 7.13037f, 0.00001f); +} + + |