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/*
* Copyright 2011-2020 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __UTIL_OPENVDB_H__
#define __UTIL_OPENVDB_H__
#ifdef WITH_OPENVDB
# include <openvdb/openvdb.h>
namespace openvdb {
using Vec4fTree = tree::Tree4<Vec4f, 5, 4, 3>::Type;
using Vec4fGrid = Grid<Vec4fTree>;
/* Apply operation to known grid types. */
template<typename OpType>
bool grid_type_operation(const openvdb::GridBase::ConstPtr &grid, OpType &&op)
{
if (grid->isType<openvdb::FloatGrid>()) {
return op.template operator()<openvdb::FloatGrid, openvdb::FloatGrid, float, 1>(grid);
}
else if (grid->isType<openvdb::Vec3fGrid>()) {
return op.template operator()<openvdb::Vec3fGrid, openvdb::Vec3fGrid, openvdb::Vec3f, 3>(grid);
}
else if (grid->isType<openvdb::BoolGrid>()) {
return op.template operator()<openvdb::BoolGrid, openvdb::FloatGrid, float, 1>(grid);
}
else if (grid->isType<openvdb::DoubleGrid>()) {
return op.template operator()<openvdb::DoubleGrid, openvdb::FloatGrid, float, 1>(grid);
}
else if (grid->isType<openvdb::Int32Grid>()) {
return op.template operator()<openvdb::Int32Grid, openvdb::FloatGrid, float, 1>(grid);
}
else if (grid->isType<openvdb::Int64Grid>()) {
return op.template operator()<openvdb::Int64Grid, openvdb::FloatGrid, float, 1>(grid);
}
else if (grid->isType<openvdb::Vec3IGrid>()) {
return op.template operator()<openvdb::Vec3IGrid, openvdb::Vec3fGrid, openvdb::Vec3f, 3>(grid);
}
else if (grid->isType<openvdb::Vec3dGrid>()) {
return op.template operator()<openvdb::Vec3dGrid, openvdb::Vec3fGrid, openvdb::Vec3f, 3>(grid);
}
else if (grid->isType<openvdb::MaskGrid>()) {
return op.template operator()<openvdb::MaskGrid, openvdb::FloatGrid, float, 1>(grid);
}
else {
return false;
}
}
}; // namespace openvdb
#endif
#endif /* __UTIL_OPENVDB_H__ */
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