150 lines
5.4 KiB
C
150 lines
5.4 KiB
C
/*
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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_CAPI_H__
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#define __OPENVDB_CAPI_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Level Set Filters */
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typedef enum OpenVDBLevelSet_FilterType {
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OPENVDB_LEVELSET_FILTER_NONE = 0,
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OPENVDB_LEVELSET_FILTER_GAUSSIAN = 1,
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OPENVDB_LEVELSET_FILTER_MEAN = 2,
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OPENVDB_LEVELSET_FILTER_MEDIAN = 3,
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OPENVDB_LEVELSET_FILTER_MEAN_CURVATURE = 4,
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OPENVDB_LEVELSET_FILTER_LAPLACIAN = 5,
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OPENVDB_LEVELSET_FILTER_DILATE = 6,
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OPENVDB_LEVELSET_FILTER_ERODE = 7,
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} OpenVDBLevelSet_FilterType;
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typedef enum OpenVDBLevelSet_FilterBias {
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OPENVDB_LEVELSET_FIRST_BIAS = 0,
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OPENVDB_LEVELSET_SECOND_BIAS,
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OPENVDB_LEVELSET_THIRD_BIAS,
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OPENVDB_LEVELSET_WENO5_BIAS,
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OPENVDB_LEVELSET_HJWENO5_BIAS,
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} OpenVDBLevelSet_FilterBias;
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/* Level Set CSG Operations */
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typedef enum OpenVDBLevelSet_CSGOperation {
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OPENVDB_LEVELSET_CSG_UNION = 0,
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OPENVDB_LEVELSET_CSG_DIFFERENCE = 1,
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OPENVDB_LEVELSET_CSG_INTERSECTION = 2,
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} OpenVDBLevelSet_CSGOperation;
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typedef enum OpenVDBLevelSet_GridSampler {
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OPENVDB_LEVELSET_GRIDSAMPLER_NONE = 0,
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OPENVDB_LEVELSET_GRIDSAMPLER_POINT = 1,
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OPENVDB_LEVELSET_GRIDSAMPLER_BOX = 2,
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OPENVDB_LEVELSET_GRIDSAMPLER_QUADRATIC = 3,
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} OpenVDBLevelSet_Gridsampler;
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struct OpenVDBTransform;
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struct OpenVDBLevelSet;
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struct OpenVDBVolumeToMeshData {
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int tottriangles;
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int totquads;
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int totvertices;
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float *vertices;
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unsigned int *quads;
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unsigned int *triangles;
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};
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struct OpenVDBRemeshData {
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float *verts;
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unsigned int *faces;
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int totfaces;
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int totverts;
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float *out_verts;
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unsigned int *out_faces;
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unsigned int *out_tris;
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int out_totverts;
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int out_totfaces;
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int out_tottris;
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int filter_type;
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enum OpenVDBLevelSet_FilterType filter_bias;
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enum OpenVDBLevelSet_FilterBias filter_width; /* Parameter for gaussian, median, mean*/
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float voxel_size;
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float isovalue;
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float adaptivity;
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int relax_disoriented_triangles;
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};
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int OpenVDB_getVersionHex(void);
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enum {
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VEC_INVARIANT = 0,
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VEC_COVARIANT = 1,
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VEC_COVARIANT_NORMALIZE = 2,
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VEC_CONTRAVARIANT_RELATIVE = 3,
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VEC_CONTRAVARIANT_ABSOLUTE = 4,
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};
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struct OpenVDBTransform *OpenVDBTransform_create(void);
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void OpenVDBTransform_free(struct OpenVDBTransform *transform);
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void OpenVDBTransform_create_linear_transform(struct OpenVDBTransform *transform,
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double voxel_size);
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struct OpenVDBLevelSet *OpenVDBLevelSet_create(bool initGrid, struct OpenVDBTransform *xform);
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void OpenVDBLevelSet_free(struct OpenVDBLevelSet *level_set);
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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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struct OpenVDBTransform *xform);
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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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struct OpenVDBTransform *transform);
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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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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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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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struct 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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#ifdef __cplusplus
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}
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#endif
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#endif /* __OPENVDB_CAPI_H__ */
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