bmesh_decimate_unsubdivide.cc File Reference

#include "MEM_guardedalloc.h"
#include "bmesh.hh"
#include "bmesh_decimate.hh"

Go to the source code of this file.

Enumerations
enum	{ VERT_INDEX_DO_COLLAPSE = -1 , VERT_INDEX_INIT = 0 , VERT_INDEX_IGNORE = 1 }

Functions
static bool	bm_vert_dissolve_fan_test (BMVert *v)
static bool	bm_vert_dissolve_fan (BMesh *bm, BMVert *v)
void	BM_mesh_decimate_unsubdivide_ex (BMesh *bm, const int iterations, const bool tag_only)
void	BM_mesh_decimate_unsubdivide (BMesh *bm, const int iterations)

Detailed Description

BMesh decimator that uses a grid un-subdivide method.

Definition in file bmesh_decimate_unsubdivide.cc.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
VERT_INDEX_DO_COLLAPSE
VERT_INDEX_INIT
VERT_INDEX_IGNORE

Definition at line 146 of file bmesh_decimate_unsubdivide.cc.

Function Documentation

BM_mesh_decimate_unsubdivide()

void BM_mesh_decimate_unsubdivide	(	BMesh *	bm,
		const int	iterations )

Definition at line 335 of file bmesh_decimate_unsubdivide.cc.

References bm, and BM_mesh_decimate_unsubdivide_ex().

Referenced by modify_mesh().

BM_mesh_decimate_unsubdivide_ex()

void BM_mesh_decimate_unsubdivide_ex	(	BMesh *	bm,
		int	iterations,
		bool	tag_only )

Parameters

tag_only

so we can call this from an operator.

Definition at line 158 of file bmesh_decimate_unsubdivide.cc.

References BLI_assert, bm, BM_edge_other_vert(), BM_EDGES_OF_VERT, BM_elem_flag_enable, BM_elem_flag_test, BM_elem_index_get, BM_elem_index_set, BM_ELEM_TAG, BM_ITER_ELEM, BM_ITER_MESH, BM_ITER_MESH_MUTABLE, BM_VERT, bm_vert_dissolve_fan(), bm_vert_dissolve_fan_test(), BM_VERTS_OF_MESH, BMO_vert_flag_enable, BMO_vert_flag_test, BMW_begin(), BMW_BREADTH_FIRST, BMW_CONNECTED_VERTEX, BMW_current_depth(), BMW_end(), BMW_FLAG_NOP, BMW_init(), BMW_MASK_NOP, BMW_NIL_LAY, BMW_step(), BMVert::e, e, BMesh::elem_index_dirty, MEM_freeN(), MEM_mallocN, BMWalker::order, BMesh::totvert, v, VERT_INDEX_DO_COLLAPSE, VERT_INDEX_IGNORE, and VERT_INDEX_INIT.

Referenced by BM_mesh_decimate_unsubdivide(), and bmo_unsubdivide_exec().

bm_vert_dissolve_fan()

static bool bm_vert_dissolve_fan ( BMesh * bm, BMVert * v )

static

Definition at line 65 of file bmesh_decimate_unsubdivide.cc.

References BLI_assert, bm, BM_edge_is_boundary(), BM_edge_is_manifold(), BM_edge_is_wire(), BM_EDGES_OF_VERT, BM_elem_flag_merge_into, BM_face_split(), BM_iter_as_array(), BM_iter_at_index(), BM_ITER_ELEM, BM_LOOPS_OF_VERT, BM_vert_collapse_edge(), BM_vert_dissolve(), BMLoop::e, BMVert::e, e, BMLoop::f, l, BMFace::len, BMLoop::next, BMLoop::prev, BMLoop::v, and v.

Referenced by BM_mesh_decimate_unsubdivide_ex().

bm_vert_dissolve_fan_test()

static bool bm_vert_dissolve_fan_test ( BMVert * v )

static

Definition at line 16 of file bmesh_decimate_unsubdivide.cc.

References BM_edge_is_boundary(), BM_edge_is_manifold(), BM_edge_is_wire(), BM_edge_other_vert(), BM_EDGES_OF_VERT, BM_face_exists(), BM_ITER_ELEM, e, and v.

Referenced by BM_mesh_decimate_unsubdivide_ex().