forked from bartvdbraak/blender
OpenVDB: mesh/level set conversion, filters and CSG operations
This code is needed to implement the Voxel Remesher as well as other features like a better remesh modifier with filters and CSG operations. Done by Martin Felke and Pablo Dobarro Reviewed By: brecht Differential Revision: https://developer.blender.org/D5364
This commit is contained in:
parent
5ca5357e08
commit
9ac3964be1
@ -21,6 +21,7 @@
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set(INC
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.
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intern
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../guardedalloc
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)
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set(INC_SYS
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@ -56,12 +57,16 @@ if(WITH_OPENVDB)
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intern/openvdb_dense_convert.cc
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intern/openvdb_reader.cc
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intern/openvdb_writer.cc
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intern/openvdb_level_set.cc
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intern/openvdb_transform.cc
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openvdb_capi.cc
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openvdb_util.cc
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intern/openvdb_dense_convert.h
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intern/openvdb_reader.h
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intern/openvdb_writer.h
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intern/openvdb_level_set.h
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intern/openvdb_transform.h
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openvdb_util.h
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)
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176
intern/openvdb/intern/openvdb_level_set.cc
Normal file
176
intern/openvdb/intern/openvdb_level_set.cc
Normal file
@ -0,0 +1,176 @@
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2015 Blender Foundation.
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* All rights reserved.
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*/
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#include "openvdb_level_set.h"
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#include "openvdb_util.h"
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#include "openvdb_capi.h"
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#include "MEM_guardedalloc.h"
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#include "openvdb/tools/Composite.h"
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OpenVDBLevelSet::OpenVDBLevelSet()
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{
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openvdb::initialize();
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}
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OpenVDBLevelSet::~OpenVDBLevelSet()
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{
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}
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void OpenVDBLevelSet::mesh_to_level_set(const float *vertices,
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const unsigned int *faces,
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const unsigned int totvertices,
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const unsigned int totfaces,
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const openvdb::math::Transform::Ptr &xform)
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{
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std::vector<openvdb::Vec3s> points(totvertices);
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std::vector<openvdb::Vec3I> triangles(totfaces);
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std::vector<openvdb::Vec4I> quads;
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for (unsigned int i = 0; i < totvertices; i++) {
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points[i] = openvdb::Vec3s(vertices[i * 3], vertices[i * 3 + 1], vertices[i * 3 + 2]);
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}
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for (unsigned int i = 0; i < totfaces; i++) {
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triangles[i] = openvdb::Vec3I(faces[i * 3], faces[i * 3 + 1], faces[i * 3 + 2]);
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}
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this->grid = openvdb::tools::meshToLevelSet<openvdb::FloatGrid>(
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*xform, points, triangles, quads, 1);
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}
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void OpenVDBLevelSet::volume_to_mesh(OpenVDBVolumeToMeshData *mesh,
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const double isovalue,
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const double adaptivity,
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const bool relax_disoriented_triangles)
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{
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std::vector<openvdb::Vec3s> out_points;
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std::vector<openvdb::Vec4I> out_quads;
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std::vector<openvdb::Vec3I> out_tris;
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openvdb::tools::volumeToMesh<openvdb::FloatGrid>(*this->grid,
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out_points,
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out_tris,
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out_quads,
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isovalue,
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adaptivity,
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relax_disoriented_triangles);
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mesh->vertices = (float *)MEM_malloc_arrayN(
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out_points.size(), 3 * sizeof(float), "openvdb remesher out verts");
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mesh->quads = (unsigned int *)MEM_malloc_arrayN(
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out_quads.size(), 4 * sizeof(unsigned int), "openvdb remesh out quads");
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mesh->triangles = NULL;
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if (out_tris.size() > 0) {
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mesh->triangles = (unsigned int *)MEM_malloc_arrayN(
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out_tris.size(), 3 * sizeof(unsigned int), "openvdb remesh out tris");
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}
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mesh->totvertices = out_points.size();
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mesh->tottriangles = out_tris.size();
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mesh->totquads = out_quads.size();
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for (size_t i = 0; i < out_points.size(); i++) {
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mesh->vertices[i * 3] = out_points[i].x();
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mesh->vertices[i * 3 + 1] = out_points[i].y();
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mesh->vertices[i * 3 + 2] = out_points[i].z();
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}
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for (size_t i = 0; i < out_quads.size(); i++) {
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mesh->quads[i * 4] = out_quads[i].x();
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mesh->quads[i * 4 + 1] = out_quads[i].y();
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mesh->quads[i * 4 + 2] = out_quads[i].z();
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mesh->quads[i * 4 + 3] = out_quads[i].w();
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}
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for (size_t i = 0; i < out_tris.size(); i++) {
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mesh->triangles[i * 3] = out_tris[i].x();
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mesh->triangles[i * 3 + 1] = out_tris[i].y();
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mesh->triangles[i * 3 + 2] = out_tris[i].z();
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}
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}
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void OpenVDBLevelSet::filter(OpenVDBLevelSet_FilterType filter_type,
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int width,
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float distance,
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OpenVDBLevelSet_FilterBias filter_bias)
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{
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if (!this->grid) {
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return;
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}
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if (this->grid->getGridClass() != openvdb::GRID_LEVEL_SET) {
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return;
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}
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openvdb::tools::LevelSetFilter<openvdb::FloatGrid> filter(*this->grid);
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filter.setSpatialScheme((openvdb::math::BiasedGradientScheme)filter_bias);
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switch (filter_type) {
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case OPENVDB_LEVELSET_FILTER_GAUSSIAN:
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filter.gaussian(width);
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break;
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case OPENVDB_LEVELSET_FILTER_MEDIAN:
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filter.median(width);
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break;
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case OPENVDB_LEVELSET_FILTER_MEAN:
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filter.mean(width);
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break;
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case OPENVDB_LEVELSET_FILTER_MEAN_CURVATURE:
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filter.meanCurvature();
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break;
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case OPENVDB_LEVELSET_FILTER_LAPLACIAN:
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filter.laplacian();
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break;
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case OPENVDB_LEVELSET_FILTER_DILATE:
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filter.offset(distance);
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break;
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case OPENVDB_LEVELSET_FILTER_ERODE:
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filter.offset(distance);
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break;
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case OPENVDB_LEVELSET_FILTER_NONE:
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break;
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}
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}
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openvdb::FloatGrid::Ptr OpenVDBLevelSet::CSG_operation_apply(
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const openvdb::FloatGrid::Ptr &gridA,
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const openvdb::FloatGrid::Ptr &gridB,
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OpenVDBLevelSet_CSGOperation operation)
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{
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switch (operation) {
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case OPENVDB_LEVELSET_CSG_UNION:
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openvdb::tools::csgUnion(*gridA, *gridB);
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break;
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case OPENVDB_LEVELSET_CSG_DIFFERENCE:
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openvdb::tools::csgDifference(*gridA, *gridB);
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break;
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case OPENVDB_LEVELSET_CSG_INTERSECTION:
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openvdb::tools::csgIntersection(*gridA, *gridB);
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break;
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}
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return gridA;
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}
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const openvdb::FloatGrid::Ptr &OpenVDBLevelSet::get_grid()
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{
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return this->grid;
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}
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void OpenVDBLevelSet::set_grid(const openvdb::FloatGrid::Ptr &grid)
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{
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this->grid = grid;
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}
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60
intern/openvdb/intern/openvdb_level_set.h
Normal file
60
intern/openvdb/intern/openvdb_level_set.h
Normal file
@ -0,0 +1,60 @@
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2015 Blender Foundation.
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* All rights reserved.
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*/
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#ifndef __OPENVDB_LEVEL_SET_H__
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#define __OPENVDB_LEVEL_SET_H__
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#include <openvdb/openvdb.h>
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#include <openvdb/math/FiniteDifference.h>
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#include <openvdb/tools/MeshToVolume.h>
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#include <openvdb/tools/VolumeToMesh.h>
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#include <openvdb/tools/LevelSetFilter.h>
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#include <openvdb/tools/GridTransformer.h>
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#include "openvdb_capi.h"
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struct OpenVDBLevelSet {
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private:
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openvdb::FloatGrid::Ptr grid;
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public:
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OpenVDBLevelSet();
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~OpenVDBLevelSet();
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const openvdb::FloatGrid::Ptr &get_grid();
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void set_grid(const openvdb::FloatGrid::Ptr &grid);
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void mesh_to_level_set(const float *vertices,
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const unsigned int *faces,
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const unsigned int totvertices,
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const unsigned int totfaces,
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const openvdb::math::Transform::Ptr &transform);
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void volume_to_mesh(struct OpenVDBVolumeToMeshData *mesh,
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const double isovalue,
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const double adaptivity,
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const bool relax_disoriented_triangles);
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void filter(OpenVDBLevelSet_FilterType filter_type,
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int width,
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float distance,
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OpenVDBLevelSet_FilterBias filter_bias);
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openvdb::FloatGrid::Ptr CSG_operation_apply(const openvdb::FloatGrid::Ptr &gridA,
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const openvdb::FloatGrid::Ptr &gridB,
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OpenVDBLevelSet_CSGOperation operation);
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};
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#endif /* __OPENVDB_LEVEL_SET_H__ */
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43
intern/openvdb/intern/openvdb_transform.cc
Normal file
43
intern/openvdb/intern/openvdb_transform.cc
Normal file
@ -0,0 +1,43 @@
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2015 Blender Foundation.
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* All rights reserved.
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*/
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#include "openvdb_transform.h"
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OpenVDBTransform::OpenVDBTransform()
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{
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}
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OpenVDBTransform::~OpenVDBTransform()
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{
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}
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void OpenVDBTransform::create_linear_transform(double voxel_size)
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{
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this->transform = openvdb::math::Transform::createLinearTransform(voxel_size);
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}
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const openvdb::math::Transform::Ptr &OpenVDBTransform::get_transform()
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{
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return this->transform;
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}
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void OpenVDBTransform::set_transform(const openvdb::math::Transform::Ptr &transform)
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{
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this->transform = transform;
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}
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37
intern/openvdb/intern/openvdb_transform.h
Normal file
37
intern/openvdb/intern/openvdb_transform.h
Normal file
@ -0,0 +1,37 @@
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
|
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
|
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
|
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*
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* You should have received a copy of the GNU General Public License
|
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* along with this program; if not, write to the Free Software Foundation,
|
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2015 Blender Foundation.
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* All rights reserved.
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*/
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#ifndef OPENVDB_TRANSFORM_H
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#define OPENVDB_TRANSFORM_H
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#include <openvdb/openvdb.h>
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struct OpenVDBTransform {
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private:
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openvdb::math::Transform::Ptr transform;
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public:
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OpenVDBTransform();
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~OpenVDBTransform();
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void create_linear_transform(double voxel_size);
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const openvdb::math::Transform::Ptr &get_transform();
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void set_transform(const openvdb::math::Transform::Ptr &transform);
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};
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#endif // OPENVDB_TRANSFORM_H
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@ -20,16 +20,8 @@
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#include "openvdb_capi.h"
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#include "openvdb_dense_convert.h"
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#include "openvdb_util.h"
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struct OpenVDBFloatGrid {
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int unused;
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};
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struct OpenVDBIntGrid {
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int unused;
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};
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struct OpenVDBVectorGrid {
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int unused;
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};
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#include "openvdb_level_set.h"
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#include "openvdb_transform.h"
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int OpenVDB_getVersionHex()
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{
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@ -238,3 +230,143 @@ void OpenVDBReader_get_meta_mat4(OpenVDBReader *reader, const char *name, float
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{
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reader->mat4sMeta(name, value);
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}
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OpenVDBLevelSet *OpenVDBLevelSet_create(bool initGrid, OpenVDBTransform *xform)
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{
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OpenVDBLevelSet *level_set = new OpenVDBLevelSet();
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if (initGrid) {
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openvdb::FloatGrid::Ptr grid = openvdb::FloatGrid::create();
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grid->setGridClass(openvdb::GRID_LEVEL_SET);
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if (xform) {
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grid->setTransform(xform->get_transform());
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}
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level_set->set_grid(grid);
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}
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return level_set;
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}
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OpenVDBTransform *OpenVDBTransform_create()
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{
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return new OpenVDBTransform();
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}
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void OpenVDBTransform_free(OpenVDBTransform *transform)
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{
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delete transform;
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}
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void OpenVDBTransform_create_linear_transform(OpenVDBTransform *transform, double voxel_size)
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{
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transform->create_linear_transform(voxel_size);
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}
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void OpenVDBLevelSet_free(OpenVDBLevelSet *level_set)
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{
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delete level_set;
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}
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void OpenVDBLevelSet_mesh_to_level_set(struct OpenVDBLevelSet *level_set,
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const float *vertices,
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const unsigned int *faces,
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const unsigned int totvertices,
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const unsigned int totfaces,
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OpenVDBTransform *xform)
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{
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level_set->mesh_to_level_set(vertices, faces, totvertices, totfaces, xform->get_transform());
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}
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void OpenVDBLevelSet_mesh_to_level_set_transform(struct OpenVDBLevelSet *level_set,
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const float *vertices,
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const unsigned int *faces,
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const unsigned int totvertices,
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const unsigned int totfaces,
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OpenVDBTransform *transform)
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{
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level_set->mesh_to_level_set(vertices, faces, totvertices, totfaces, transform->get_transform());
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}
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void OpenVDBLevelSet_volume_to_mesh(struct OpenVDBLevelSet *level_set,
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struct OpenVDBVolumeToMeshData *mesh,
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const double isovalue,
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const double adaptivity,
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const bool relax_disoriented_triangles)
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{
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level_set->volume_to_mesh(mesh, isovalue, adaptivity, relax_disoriented_triangles);
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}
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void OpenVDBLevelSet_filter(struct OpenVDBLevelSet *level_set,
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OpenVDBLevelSet_FilterType filter_type,
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int width,
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float distance,
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OpenVDBLevelSet_FilterBias bias)
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{
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level_set->filter(filter_type, width, distance, bias);
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}
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void OpenVDBLevelSet_CSG_operation(struct OpenVDBLevelSet *out,
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struct OpenVDBLevelSet *gridA,
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struct OpenVDBLevelSet *gridB,
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OpenVDBLevelSet_CSGOperation operation)
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{
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openvdb::FloatGrid::Ptr grid = out->CSG_operation_apply(
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gridA->get_grid(), gridB->get_grid(), operation);
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out->set_grid(grid);
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}
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OpenVDBLevelSet *OpenVDBLevelSet_transform_and_resample(struct OpenVDBLevelSet *level_setA,
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struct OpenVDBLevelSet *level_setB,
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char sampler,
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float isolevel)
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{
|
||||
openvdb::FloatGrid::Ptr sourceGrid = level_setA->get_grid();
|
||||
openvdb::FloatGrid::Ptr targetGrid = level_setB->get_grid()->deepCopy();
|
||||
|
||||
const openvdb::math::Transform &sourceXform = sourceGrid->transform(),
|
||||
&targetXform = targetGrid->transform();
|
||||
|
||||
// Compute a source grid to target grid transform.
|
||||
// (For this example, we assume that both grids' transforms are linear,
|
||||
// so that they can be represented as 4 x 4 matrices.)
|
||||
openvdb::Mat4R xform = sourceXform.baseMap()->getAffineMap()->getMat4() *
|
||||
targetXform.baseMap()->getAffineMap()->getMat4().inverse();
|
||||
|
||||
// Create the transformer.
|
||||
openvdb::tools::GridTransformer transformer(xform);
|
||||
|
||||
switch (sampler) {
|
||||
case OPENVDB_LEVELSET_GRIDSAMPLER_POINT:
|
||||
// Resample using nearest-neighbor interpolation.
|
||||
transformer.transformGrid<openvdb::tools::PointSampler, openvdb::FloatGrid>(*sourceGrid,
|
||||
*targetGrid);
|
||||
// Prune the target tree for optimal sparsity.
|
||||
targetGrid->tree().prune();
|
||||
break;
|
||||
|
||||
case OPENVDB_LEVELSET_GRIDSAMPLER_BOX:
|
||||
// Resample using trilinear interpolation.
|
||||
transformer.transformGrid<openvdb::tools::BoxSampler, openvdb::FloatGrid>(*sourceGrid,
|
||||
*targetGrid);
|
||||
// Prune the target tree for optimal sparsity.
|
||||
targetGrid->tree().prune();
|
||||
break;
|
||||
|
||||
case OPENVDB_LEVELSET_GRIDSAMPLER_QUADRATIC:
|
||||
// Resample using triquadratic interpolation.
|
||||
transformer.transformGrid<openvdb::tools::QuadraticSampler, openvdb::FloatGrid>(*sourceGrid,
|
||||
*targetGrid);
|
||||
// Prune the target tree for optimal sparsity.
|
||||
targetGrid->tree().prune();
|
||||
break;
|
||||
|
||||
case OPENVDB_LEVELSET_GRIDSAMPLER_NONE:
|
||||
break;
|
||||
}
|
||||
|
||||
targetGrid = openvdb::tools::levelSetRebuild(*targetGrid, isolevel, 1.0f);
|
||||
openvdb::tools::pruneLevelSet(targetGrid->tree());
|
||||
|
||||
OpenVDBLevelSet *level_set = OpenVDBLevelSet_create(false, NULL);
|
||||
level_set->set_grid(targetGrid);
|
||||
|
||||
return level_set;
|
||||
}
|
||||
|
@ -24,12 +24,80 @@
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Level Set Filters */
|
||||
typedef enum OpenVDBLevelSet_FilterType {
|
||||
OPENVDB_LEVELSET_FILTER_NONE = 0,
|
||||
OPENVDB_LEVELSET_FILTER_GAUSSIAN = 1,
|
||||
OPENVDB_LEVELSET_FILTER_MEAN = 2,
|
||||
OPENVDB_LEVELSET_FILTER_MEDIAN = 3,
|
||||
OPENVDB_LEVELSET_FILTER_MEAN_CURVATURE = 4,
|
||||
OPENVDB_LEVELSET_FILTER_LAPLACIAN = 5,
|
||||
OPENVDB_LEVELSET_FILTER_DILATE = 6,
|
||||
OPENVDB_LEVELSET_FILTER_ERODE = 7,
|
||||
} OpenVDBLevelSet_FilterType;
|
||||
|
||||
typedef enum OpenVDBLevelSet_FilterBias {
|
||||
OPENVDB_LEVELSET_FIRST_BIAS = 0,
|
||||
OPENVDB_LEVELSET_SECOND_BIAS,
|
||||
OPENVDB_LEVELSET_THIRD_BIAS,
|
||||
OPENVDB_LEVELSET_WENO5_BIAS,
|
||||
OPENVDB_LEVELSET_HJWENO5_BIAS,
|
||||
} OpenVDBLevelSet_FilterBias;
|
||||
|
||||
/* Level Set CSG Operations */
|
||||
typedef enum OpenVDBLevelSet_CSGOperation {
|
||||
OPENVDB_LEVELSET_CSG_UNION = 0,
|
||||
OPENVDB_LEVELSET_CSG_DIFFERENCE = 1,
|
||||
OPENVDB_LEVELSET_CSG_INTERSECTION = 2,
|
||||
} OpenVDBLevelSet_CSGOperation;
|
||||
|
||||
typedef enum OpenVDBLevelSet_GridSampler {
|
||||
OPENVDB_LEVELSET_GRIDSAMPLER_NONE = 0,
|
||||
OPENVDB_LEVELSET_GRIDSAMPLER_POINT = 1,
|
||||
OPENVDB_LEVELSET_GRIDSAMPLER_BOX = 2,
|
||||
OPENVDB_LEVELSET_GRIDSAMPLER_QUADRATIC = 3,
|
||||
} OpenVDBLevelSet_Gridsampler;
|
||||
|
||||
struct OpenVDBReader;
|
||||
struct OpenVDBWriter;
|
||||
struct OpenVDBTransform;
|
||||
struct OpenVDBLevelSet;
|
||||
struct OpenVDBFloatGrid;
|
||||
struct OpenVDBIntGrid;
|
||||
struct OpenVDBVectorGrid;
|
||||
|
||||
struct OpenVDBVolumeToMeshData {
|
||||
int tottriangles;
|
||||
int totquads;
|
||||
int totvertices;
|
||||
|
||||
float *vertices;
|
||||
unsigned int *quads;
|
||||
unsigned int *triangles;
|
||||
};
|
||||
|
||||
struct OpenVDBRemeshData {
|
||||
float *verts;
|
||||
unsigned int *faces;
|
||||
int totfaces;
|
||||
int totverts;
|
||||
|
||||
float *out_verts;
|
||||
unsigned int *out_faces;
|
||||
unsigned int *out_tris;
|
||||
int out_totverts;
|
||||
int out_totfaces;
|
||||
int out_tottris;
|
||||
int filter_type;
|
||||
enum OpenVDBLevelSet_FilterType filter_bias;
|
||||
enum OpenVDBLevelSet_FilterBias filter_width; /* Parameter for gaussian, median, mean*/
|
||||
|
||||
float voxel_size;
|
||||
float isovalue;
|
||||
float adaptivity;
|
||||
int relax_disoriented_triangles;
|
||||
};
|
||||
|
||||
int OpenVDB_getVersionHex(void);
|
||||
|
||||
enum {
|
||||
@ -112,6 +180,45 @@ void OpenVDBReader_get_meta_mat4(struct OpenVDBReader *reader,
|
||||
const char *name,
|
||||
float value[4][4]);
|
||||
|
||||
struct OpenVDBTransform *OpenVDBTransform_create(void);
|
||||
void OpenVDBTransform_free(struct OpenVDBTransform *transform);
|
||||
void OpenVDBTransform_create_linear_transform(struct OpenVDBTransform *transform,
|
||||
double voxel_size);
|
||||
|
||||
struct OpenVDBLevelSet *OpenVDBLevelSet_create(bool initGrid, struct OpenVDBTransform *xform);
|
||||
void OpenVDBLevelSet_free(struct OpenVDBLevelSet *level_set);
|
||||
void OpenVDBLevelSet_mesh_to_level_set(struct OpenVDBLevelSet *level_set,
|
||||
const float *vertices,
|
||||
const unsigned int *faces,
|
||||
const unsigned int totvertices,
|
||||
const unsigned int totfaces,
|
||||
struct OpenVDBTransform *xform);
|
||||
void OpenVDBLevelSet_mesh_to_level_set_transform(struct OpenVDBLevelSet *level_set,
|
||||
const float *vertices,
|
||||
const unsigned int *faces,
|
||||
const unsigned int totvertices,
|
||||
const unsigned int totfaces,
|
||||
struct OpenVDBTransform *transform);
|
||||
void OpenVDBLevelSet_volume_to_mesh(struct OpenVDBLevelSet *level_set,
|
||||
struct OpenVDBVolumeToMeshData *mesh,
|
||||
const double isovalue,
|
||||
const double adaptivity,
|
||||
const bool relax_disoriented_triangles);
|
||||
void OpenVDBLevelSet_filter(struct OpenVDBLevelSet *level_set,
|
||||
OpenVDBLevelSet_FilterType filter_type,
|
||||
int width,
|
||||
float distance,
|
||||
OpenVDBLevelSet_FilterBias bias);
|
||||
void OpenVDBLevelSet_CSG_operation(struct OpenVDBLevelSet *out,
|
||||
struct OpenVDBLevelSet *gridA,
|
||||
struct OpenVDBLevelSet *gridB,
|
||||
OpenVDBLevelSet_CSGOperation operation);
|
||||
|
||||
struct OpenVDBLevelSet *OpenVDBLevelSet_transform_and_resample(struct OpenVDBLevelSet *level_setA,
|
||||
struct OpenVDBLevelSet *level_setB,
|
||||
char sampler,
|
||||
float isolevel);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
Loading…
Reference in New Issue
Block a user