69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup bmesh
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*
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* Fill boundary edge loop(s) with faces.
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*/
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#include "BLI_utildefines.h"
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#include "bmesh.hh"
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#include "bmesh_tools.hh"
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#include "intern/bmesh_operators_private.hh" /* own include */
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void bmo_holes_fill_exec(BMesh *bm, BMOperator *op)
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{
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BMOperator op_attr;
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const uint sides = BMO_slot_int_get(op->slots_in, "sides");
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BM_mesh_elem_hflag_disable_all(bm, BM_EDGE | BM_FACE, BM_ELEM_TAG, false);
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BMO_slot_buffer_hflag_enable(bm, op->slots_in, "edges", BM_EDGE, BM_ELEM_TAG, false);
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BM_mesh_edgenet(bm, true, true); /* TODO: sides. */
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/* bad - remove faces after as a workaround */
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if (sides != 0) {
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BMOIter siter;
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BMFace *f;
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BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "faces.out", BM_FACE, BM_ELEM_TAG);
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BMO_ITER (f, &siter, op->slots_out, "faces.out", BM_FACE) {
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if (f->len > sides) {
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BM_face_kill(bm, f);
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}
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}
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}
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BMO_slot_buffer_from_enabled_hflag(bm, op, op->slots_out, "faces.out", BM_FACE, BM_ELEM_TAG);
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/* --- Attribute Fill --- */
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/* may as well since we have the faces already in a buffer */
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BMO_op_initf(bm,
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&op_attr,
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op->flag,
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"face_attribute_fill faces=%S use_normals=%b use_data=%b",
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op,
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"faces.out",
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true,
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true);
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BMO_op_exec(bm, &op_attr);
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/* check if some faces couldn't be touched */
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if (BMO_slot_buffer_len(op_attr.slots_out, "faces_fail.out")) {
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BMOIter siter;
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BMFace *f;
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BMO_ITER (f, &siter, op_attr.slots_out, "faces_fail.out", BM_FACE) {
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BM_face_normal_update(f); /* normals are zero'd */
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}
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BMO_op_callf(bm, op->flag, "recalc_face_normals faces=%S", &op_attr, "faces_fail.out");
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}
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BMO_op_finish(bm, &op_attr);
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}
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