90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/* SPDX-FileCopyrightText: 2004 Blender Authors
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*
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* 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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* Private function prototypes for bmesh public API.
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* This file is a grab-bag of functions from various
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* parts of the bmesh internals.
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*/
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/* returns positive nonzero on error */
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#ifdef NDEBUG
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/* No error checking for release,
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* it can take most of the CPU time when running some tools. */
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# define BM_CHECK_ELEMENT(el) (void)(el)
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#else
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/**
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* Check the element is valid.
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*
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* BMESH_TODO, when this raises an error the output is incredibly confusing.
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* need to have some nice way to print/debug what the heck's going on.
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*/
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int bmesh_elem_check(void *element, char htype);
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# define BM_CHECK_ELEMENT(el) \
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{ \
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if (bmesh_elem_check(el, ((BMHeader *)el)->htype)) { \
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printf( \
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"check_element failure, with code %i on line %i in file\n" \
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" \"%s\"\n\n", \
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bmesh_elem_check(el, ((BMHeader *)el)->htype), \
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__LINE__, \
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__FILE__); \
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} \
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} \
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((void)0)
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#endif
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int bmesh_radial_length(const BMLoop *l);
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int bmesh_disk_count_at_most(const BMVert *v, int count_max);
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int bmesh_disk_count(const BMVert *v);
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/**
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* Internal BMHeader.api_flag
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* \note Ensure different parts of the API do not conflict
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* on using these internal flags!
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*/
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enum {
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_FLAG_JF = (1 << 0), /* Join faces. */
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_FLAG_MF = (1 << 1), /* Make face. */
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_FLAG_MV = (1 << 1), /* Make face, vertex. */
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_FLAG_OVERLAP = (1 << 2), /* General overlap flag. */
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_FLAG_WALK = (1 << 3), /* General walk flag (keep clean). */
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_FLAG_WALK_ALT = (1 << 4), /* Same as #_FLAG_WALK, for when a second tag is needed. */
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_FLAG_ELEM_CHECK = (1 << 7), /* Reserved for bmesh_elem_check. */
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};
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#define BM_ELEM_API_FLAG_ENABLE(element, f) \
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{ \
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((element)->head.api_flag |= (f)); \
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} \
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(void)0
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#define BM_ELEM_API_FLAG_DISABLE(element, f) \
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{ \
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((element)->head.api_flag &= (uchar) ~(f)); \
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} \
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(void)0
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#define BM_ELEM_API_FLAG_TEST(element, f) ((element)->head.api_flag & (f))
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#define BM_ELEM_API_FLAG_CLEAR(element) \
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{ \
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((element)->head.api_flag = 0); \
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} \
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(void)0
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/**
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* \brief POLY ROTATE PLANE
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*
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* Rotates a polygon so that its
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* normal is pointing towards the mesh Z axis
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*/
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void poly_rotate_plane(const float normal[3], float (*verts)[3], uint nverts);
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/* include the rest of our private declarations */
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#include "bmesh_structure.hh"
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