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///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2012-2018 DreamWorks Animation LLC
//
// All rights reserved. This software is distributed under the
// Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
//
// Redistributions of source code must retain the above copyright
// and license notice and the following restrictions and disclaimer.
//
// * Neither the name of DreamWorks Animation nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// IN NO EVENT SHALL THE COPYRIGHT HOLDERS' AND CONTRIBUTORS' AGGREGATE
// LIABILITY FOR ALL CLAIMS REGARDLESS OF THEIR BASIS EXCEED US$250.00.
//
///////////////////////////////////////////////////////////////////////////
#include <cppunit/extensions/HelperMacros.h>
#include <openvdb/tools/TopologyToLevelSet.h>
class TopologyToLevelSet: public CppUnit::TestCase
{
public:
CPPUNIT_TEST_SUITE(TopologyToLevelSet);
CPPUNIT_TEST(testConversion);
CPPUNIT_TEST_SUITE_END();
void testConversion();
};
CPPUNIT_TEST_SUITE_REGISTRATION(TopologyToLevelSet);
void
TopologyToLevelSet::testConversion()
{
typedef openvdb::tree::Tree4<bool, 5, 4, 3>::Type Tree543b;
typedef openvdb::Grid<Tree543b> BoolGrid;
typedef openvdb::tree::Tree4<float, 5, 4, 3>::Type Tree543f;
typedef openvdb::Grid<Tree543f> FloatGrid;
/////
const float voxelSize = 0.1f;
const openvdb::math::Transform::Ptr transform =
openvdb::math::Transform::createLinearTransform(voxelSize);
BoolGrid maskGrid(false);
maskGrid.setTransform(transform);
// Define active region
maskGrid.fill(openvdb::CoordBBox(openvdb::Coord(0), openvdb::Coord(7)), true);
maskGrid.tree().voxelizeActiveTiles();
FloatGrid::Ptr sdfGrid = openvdb::tools::topologyToLevelSet(maskGrid);
CPPUNIT_ASSERT(sdfGrid.get() != NULL);
CPPUNIT_ASSERT(!sdfGrid->empty());
CPPUNIT_ASSERT_EQUAL(int(openvdb::GRID_LEVEL_SET), int(sdfGrid->getGridClass()));
// test inside coord value
CPPUNIT_ASSERT(sdfGrid->tree().getValue(openvdb::Coord(3,3,3)) < 0.0f);
// test outside coord value
CPPUNIT_ASSERT(sdfGrid->tree().getValue(openvdb::Coord(10,10,10)) > 0.0f);
}
// Copyright (c) 2012-2018 DreamWorks Animation LLC
// All rights reserved. This software is distributed under the
// Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
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