6192695a94
Generally the `extern "C" {` brackets shouldn't be added around other
headers since it causes problems when using C++ features in them.
Follow that convention for the "bmesh.h" header.
124 lines
4.5 KiB
C
124 lines
4.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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/** \file
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* \ingroup bmesh
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*/
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struct LinkNode;
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struct MemArena;
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#ifdef __cplusplus
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extern "C" {
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#endif
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void BM_loop_interp_multires_ex(BMesh *bm,
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BMLoop *l_dst,
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const BMFace *f_src,
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const float f_dst_center[3],
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const float f_src_center[3],
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int cd_loop_mdisp_offset);
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/**
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* Project the multi-resolution grid in target onto f_src's set of multi-resolution grids.
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*/
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void BM_loop_interp_multires(BMesh *bm, BMLoop *l_dst, const BMFace *f_src);
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void BM_face_interp_multires_ex(BMesh *bm,
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BMFace *f_dst,
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const BMFace *f_src,
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const float f_dst_center[3],
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const float f_src_center[3],
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int cd_loop_mdisp_offset);
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void BM_face_interp_multires(BMesh *bm, BMFace *f_dst, const BMFace *f_src);
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void BM_vert_interp_from_face(BMesh *bm, BMVert *v_dst, const BMFace *f_src);
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/**
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* \brief Data, Interpolate From Verts
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*
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* Interpolates per-vertex data from two sources to \a v_dst
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*
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* \note This is an exact match to #BM_data_interp_from_edges.
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*/
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void BM_data_interp_from_verts(
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BMesh *bm, const BMVert *v_src_1, const BMVert *v_src_2, BMVert *v_dst, float fac);
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/**
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* \brief Data, Interpolate From Edges
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*
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* Interpolates per-edge data from two sources to \a e_dst.
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*
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* \note This is an exact match to #BM_data_interp_from_verts.
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*/
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void BM_data_interp_from_edges(
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BMesh *bm, const BMEdge *e_src_1, const BMEdge *e_src_2, BMEdge *e_dst, float fac);
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/**
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* \brief Data Face-Vert Edge Interpolate
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*
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* Walks around the faces of \a e and interpolates
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* the loop data between two sources.
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*/
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void BM_data_interp_face_vert_edge(
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BMesh *bm, const BMVert *v_src_1, const BMVert *v_src_2, BMVert *v, BMEdge *e, float fac);
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void BM_data_layer_add(BMesh *bm, CustomData *data, int type);
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void BM_data_layer_add_named(BMesh *bm, CustomData *data, int type, const char *name);
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void BM_data_layer_free(BMesh *bm, CustomData *data, int type);
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/**
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* Remove a named custom data layer, if it existed. Return true if the layer was removed.
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*/
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bool BM_data_layer_free_named(BMesh *bm, CustomData *data, const char *name);
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void BM_data_layer_free_n(BMesh *bm, CustomData *data, int type, int n);
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void BM_data_layer_copy(BMesh *bm, CustomData *data, int type, int src_n, int dst_n);
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float BM_elem_float_data_get(CustomData *cd, void *element, int type);
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void BM_elem_float_data_set(CustomData *cd, void *element, int type, float val);
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/**
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* \brief Data Interpolate From Face
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*
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* Projects target onto source, and pulls interpolated custom-data from source.
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*
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* \note Only handles loop custom-data. multi-res is handled.
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*/
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void BM_face_interp_from_face_ex(BMesh *bm,
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BMFace *f_dst,
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const BMFace *f_src,
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bool do_vertex,
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const void **blocks,
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const void **blocks_v,
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float (*cos_2d)[2],
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float axis_mat[3][3]);
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void BM_face_interp_from_face(BMesh *bm, BMFace *f_dst, const BMFace *f_src, bool do_vertex);
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/**
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* Projects a single loop, target, onto f_src for custom-data interpolation.
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* multi-resolution is handled.
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* \param do_vertex: When true the target's vert data will also get interpolated.
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*/
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void BM_loop_interp_from_face(
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BMesh *bm, BMLoop *l_dst, const BMFace *f_src, bool do_vertex, bool do_multires);
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/**
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* Smooths boundaries between multi-res grids,
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* including some borders in adjacent faces.
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*/
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void BM_face_multires_bounds_smooth(BMesh *bm, BMFace *f);
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struct LinkNode *BM_vert_loop_groups_data_layer_create(
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BMesh *bm, BMVert *v, int layer_n, const float *loop_weights, struct MemArena *arena);
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/**
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* Take existing custom data and merge each fan's data.
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*/
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void BM_vert_loop_groups_data_layer_merge(BMesh *bm, struct LinkNode *groups, int layer_n);
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/**
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* A version of #BM_vert_loop_groups_data_layer_merge
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* that takes an array of loop-weights (aligned with #BM_LOOPS_OF_VERT iterator).
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*/
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void BM_vert_loop_groups_data_layer_merge_weights(BMesh *bm,
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struct LinkNode *groups,
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int layer_n,
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const float *loop_weights);
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#ifdef __cplusplus
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}
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#endif
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