Commands that manipulate surface meshes. More...

#include <OGF/mesh/commands/mesh_grob_surface_commands.h>

Inheritance diagram for OGF::MeshGrobSurfaceCommands:

Public Types
enum	Parameterizer { LSCM , SpectralLSCM , ABFplusplus }

Public Member Functions
	MeshGrobSurfaceCommands ()
	MeshGrobSurfaceCommands constructor.

	~MeshGrobSurfaceCommands () override
	MeshGrobSurfaceCommands destructor.

void	merge_vertices (double epsilon=0.0)
	Merges vertices that are at the same location or within tolerance.

void	expand_border (double margin=0.05)
	Preprocessing for remesh_feature_sensitive.

void	fill_holes (index_t max_nb_vertices=0)
	Fills the holes of the surface.

void	fix_facets_orientation ()
	Fixes facets orientation based on computed visibility.

void	remove_invisible_facets (double min_visibility=0.005)
	Removes all facets that have visibility smaller than a given threshold.

MeshGrob *	remesh_smooth (const NewMeshGrobName &remesh="remesh", unsigned int nb_points=30000, double tri_shape_adapt=1.0, double tri_size_adapt=0.0, bool adjust=true, double adjust_max_edge_distance=0.5, unsigned int normal_iter=3, unsigned int Lloyd_iter=5, unsigned int Newton_iter=30, unsigned int Newton_m=7, unsigned int LFS_samples=10000)
	Remeshes a (smooth) surface.

MeshGrob *	remesh_feature_sensitive (const NewMeshGrobName &remesh="remesh", unsigned int nb_points=30000, bool refine=false, double max_dist=0.5, double normal_anisotropy=5.0, unsigned int nb_Lloyd_iter=5, unsigned int nb_Newton_iter=30, unsigned int nb_LpCVT_iter=10, unsigned int Newton_m=7, bool RVC_centroids=false)
	Remeshes a surface that has sharp features.

MeshGrob *	remesh_quad_dominant (const NewMeshGrobName &remesh="remesh", double rel_edge_len=1.0, bool sharp_features=true, bool optimize_parity=false, double max_scaling_corr=1.0)
	Generates a quad-dominant mesh.

MeshGrob *	compute_union (const MeshGrobName &other, const NewMeshGrobName &result="result", bool pre_process=false, bool post_process=false)
	Computes the union between two meshes.

MeshGrob *	compute_intersection (const MeshGrobName &other, const NewMeshGrobName &result="result", bool pre_process=false, bool post_process=false)
	Computes the intersection between two meshes.

MeshGrob *	compute_difference (const MeshGrobName &other, const NewMeshGrobName &result="result", bool pre_process=false, bool post_process=false)
	Computes the difference between two meshes.

	gom_arg_attribute (operation, handler, "combo_box") gom_arg_attribute(operation
	Computes a boolean operation between two meshes.

B A MeshGrob *	compute_boolean_operation (const MeshGrobName &other, const NewMeshGrobName &result="result", const std::string &operation="A+B", bool pre_process=false, bool post_process=false)

void	intersect (bool remove_internal_shells=true, bool simplify_coplanar_facets=true, double coplanar_angle_tolerance=0.001, bool interpolate_attributes=false, bool verbose=false, const NewMeshGrobName &skeleton="")
	Computes intersections in a surface mesh.

void	decimate (index_t nb_bins=100, bool remove_deg3_vrtx=true, bool keep_borders=true, bool repair=true)
	Simplifies a surface using vertex clustering.

void	split_triangles (index_t nb_times=1)
	Splits all the triangles of a simplicial mesh into four triangles.

void	split_quads (index_t nb_times=1)
	Splits all the facets of a mesh into quads.

void	split_catmull_clark (index_t nb_times=1)
	Splits all the facets of a mesh into quads using Catmull-Clark subdivision.

void	tessellate_facets (index_t max_vertices_per_facet=4)
	Subdivides the facets until they have less than the specified number of vertices.

void	triangulate ()
	Triangulates all the facets.

void	triangulate_center_vertex ()
	Triangulates all the facets by inserting a vertex in the center of each facet.

void	smooth ()
	Smooths the mesh by optimizing the vertices that are not selected. Selected vertices are locked.

void	segment (MeshSegmenter segmenter=SEGMENT_GEOMETRIC_VSA_L2, index_t nb_segments=10)
	Segments a mesh.

void	get_charts ()
	Gets the charts attribute from a parameterized mesh.

void	remove_charts ()
	Removes the charts attribute.

void	unglue_sharp_edges (double angle_threshold=90)
	Unglues facet edges based on specified angle.

void	unglue_charts ()
	Unglues facet edges adjacent to two different charts.

void	make_texture_atlas (bool detect_sharp_edges=false, double sharp_edges_threshold=45.0, ChartParameterizer param=PARAM_ABF, ChartPacker pack=PACK_XATLAS, bool verbose=false)
	Computes texture coordinates of a surface.

void	pack_texture_space (ChartPacker pack=PACK_XATLAS)
	Packs charts in texture space.

void	parameterize_chart (const std::string &attribute="tex_coord", ChartParameterizer param=PARAM_LSCM, bool verbose=false)
	Computes texture coordinates of a single unfoldable surface.

void	bake_normals (const MeshGrobName &surface, index_t size=1024, const NewImageFileName &image="normals.png", index_t nb_dilate=2, const std::string &tex_coord="tex_coord")
	Bakes normals from a surface to the texture atlas.

void	bake_colors (const MeshGrobName &surface, const std::string &color="color", index_t size=1024, const NewImageFileName &image="colors.png", index_t nb_dilate=2, const std::string &attribute="tex_coord")
	Bakes colors from a surface to the texture atlas.

void	bake_texture (const MeshGrobName &src_surface, const ImageFileName &src_texture, const std::string &src_tex_coord="tex_coord", index_t size=1024, const NewImageFileName &image="texture.png", index_t nb_dilate=2, const std::string &tex_coord="tex_coord")
	Bakes texture from a textured surface to an atlas.

Public Member Functions inherited from OGF::MeshGrobCommands
	MeshGrobCommands ()
	MeshGrobCommands constructor.

	~MeshGrobCommands () override
	MeshGrobCommands destructor.

MeshGrob *	mesh_grob () const
	Gets the MeshGrob.

Public Member Functions inherited from OGF::Commands
	Commands ()
	Commands constructor.

	~Commands () override
	Commands destructor.

bool	invoke_method (const std::string &method_name, const ArgList &args, Any &ret_val) override
	Invokes a method by method name and argument list, and gets the return value.

Interpreter *	interpreter ()
	Gets the main Interpreter.

void	set_chrono (bool value)
	Sets whether timings are reported.

Public Member Functions inherited from OGF::Interface
	Interface ()
	Interface constructor.

	~Interface () override
	Interface destructor.

Grob *	grob () const
	Gets the Grob.

SceneGraph *	scene_graph () const
	Gets the SceneGraph.

Grob *	get_grob () const
	Gets the current Grob.

Public Member Functions inherited from OGF::Object
	Object (bool transient=false)
	Object constructor.

	~Object () override
	Object destructor.

virtual MetaClass *	meta_class () const
	Gets the meta class.

virtual void	set_meta_class (MetaClass *mclass)
	Sets the meta class.

unsigned int	id () const
	Gets the identifier of this object.

std::string	string_id () const
	Gets the unique string identifier.

bool	has_method (const std::string &method_name) const
	Tests whether a method is defined.

bool	invoke_method (const std::string &method_name, const ArgList &args)
	Invokes a method by method name and argument list.

bool	invoke_method (const std::string &method_name)
	Invokes a method by method name.

bool	has_property (const std::string &prop_name) const
	Tests whether a property is defined.

virtual bool	get_property (const std::string &prop_name, std::string &prop_value) const
	Gets a property.

virtual Connection *	connect_signal_to_slot (const std::string &signal_name, Object *to, const std::string &slot_name)
	Connects a signal with a slot of another object.

virtual void	add_connection (Connection *connection)
	Adds a connection to this object.

virtual void	remove_connection (Connection *connection)
	Removes a connection to this object.

virtual void	get_element (index_t i, Any &value) const
	Gets an element by index.

virtual void	set_element (index_t i, const Any &value)
	Sets an element by index.

void	get_element (index_t item, index_t component, Any &value) const
	Gets an element by item and component.

void	set_element (index_t item, index_t component, const Any &value)
	Sets an element by item and component.

virtual void	search (const std::string &needle, const std::string &path="")
	Displays the names of all objects that contain a substring.

virtual index_t	get_dimension () const
	Gets the number of elements per item.

bool	get_signals_enabled () const
	Tests wheter signals are enabled.

void	set_signals_enabled (bool value)
	Enables or disables signals.

bool	get_slots_enabled () const
	Tests wheter slots are enabled.

void	set_slots_enabled (bool value)
	Enables or disables slots.

MetaClass *	get_meta_class () const
	Gets the meta class.

std::string	get_string_id () const
	Gets the unique string identifier.

virtual std::string	get_doc () const
	Gets the documentation.

virtual Sign	compare (const Object *other) const
	Compares this object with another one.

virtual bool	is_a (const MetaType *type) const
	Tests whether this object inherits a given type.

void	disconnect ()
	Removes all connections from signals of this objects.

void	enable_signals ()
	Enables signals.

void	disable_signals ()
	Disables signals.

void	enable_slots ()
	Enables slots.

void	disable_slots ()
	Disables slots.

void	set_properties (const ArgList &args)
	Sets several properties in a single call.

virtual bool	set_property (const std::string &name, const std::string &value)
	Sets an individual property.

void	help () const
	Displays some help about this object.

virtual bool	set_property (const std::string &name, const Any &value)
	Sets an individual property.

virtual bool	get_property (const std::string &prop_name, Any &prop_value) const
	Gets a property.

Public Member Functions inherited from GEO::Counted
void	ref () const
	Increments the reference count.

void	unref () const
	Decrements the reference count.

bool	is_shared () const
	Check if the object is shared.

int	nb_refs () const
	Gets the number of references that point to this object.

Public Attributes
	: void repair_surface( double epsilon = 1e-6

double	min_comp_area = 0.03

double double	max_hole_area = 1e-3

double double double	max_hole_edges = 2000

double double double double	max_degree3_dist = 0.0

double double double double bool	remove_intersections

	values

A	B

A *	B

Public Attributes inherited from OGF::Commands
	: bool get_chrono() const { return chrono_

Public Attributes inherited from OGF::Interface
	: virtual void set_grob(Grob* value)

Public Attributes inherited from OGF::Object
	: virtual index_t get_nb_elements() const

	: bool equals(const Object* other) const

Additional Inherited Members
Static Public Member Functions inherited from OGF::Commands
static bool	command_is_running ()
	Tests whether a command is currently running.

Static Public Member Functions inherited from OGF::Object
static Object *	id_to_object (unsigned int id)
	Gets an object from a unique object id.

Static Public Member Functions inherited from GEO::Counted
static void	ref (const Counted *counted)
	Increments the reference count.

static void	unref (const Counted *counted)
	Decrements the reference count.

Protected Member Functions inherited from OGF::MeshGrobCommands
virtual void	hide_attribute ()
	Hides an attribute shown by show_attribute().

virtual void	show_attribute (const std::string &attribute_name, MeshGrob *M=nullptr)
	Shows an attribute.

virtual void	show_charts (const std::string &attribute="chart")
	Shows the charts, stored in the "chart" facet attribute.

virtual void	show_mesh (MeshGrob *M=nullptr)
	Shows the mesh.

virtual void	set_vertices_visibility (bool visible)
	Shows or hides the vertices in the current shader.

void	show_vertices ()
	Shows the vertices in the current shader.

void	hide_vertices ()
	Hides the vertices in the current shader.

virtual void	show_UV (const std::string &UV_attribute_name="facet_corners.tex_coord", MeshGrob *M=nullptr)
	Shows the parameterization of a mesh.

virtual void	show_colors (const std::string &attribute="vertices.colors", MeshGrob *M=nullptr)
	Shows the colors of a mesh.

Protected Member Functions inherited from OGF::Object
virtual bool	emit_signal (const std::string &signal_name, const ArgList &args, bool called_from_slot=false)
	Emits a signal and calls the slots it is connected to.

Protected Member Functions inherited from GEO::Counted
	Counted ()
	Creates a reference counted object.

virtual	~Counted ()
	Destroys a reference counted object.

Detailed Description

Commands that manipulate surface meshes.

Definition at line 58 of file mesh_grob_surface_commands.h.

Member Enumeration Documentation

◆ Parameterizer

enum OGF::MeshGrobSurfaceCommands::Parameterizer

Definition at line 424 of file mesh_grob_surface_commands.h.

Member Function Documentation

◆ bake_colors()

void OGF::MeshGrobSurfaceCommands::bake_colors	(	const MeshGrobName &	surface,
		const std::string &	color = `"color"`,
		index_t	size = `1024`,
		const NewImageFileName &	image = `"colors.png"`,
		index_t	nb_dilate = `2`,
		const std::string &	attribute = `"tex_coord"`
	)

Bakes colors from a surface to the texture atlas.

\menu Atlas/Baking

Parameters

[in]	surface	the name of the mesh with colors to be baked. can be the current mesh or another one with higher-resolution.
[in]	color	the name of the attribute with the colors to be baked.
[in]	size	pixel-size of the generated normal map.
[in]	image	filename of the generated normal map.
[in]	nb_dilate	number of dilations
[in]	attribute	the name of the facet corner attribute that stores texture coordinates.

◆ bake_normals()

void OGF::MeshGrobSurfaceCommands::bake_normals	(	const MeshGrobName &	surface,
		index_t	size = `1024`,
		const NewImageFileName &	image = `"normals.png"`,
		index_t	nb_dilate = `2`,
		const std::string &	tex_coord = `"tex_coord"`
	)

Bakes normals from a surface to the texture atlas.

\menu Atlas/Baking

Parameters

[in]	surface	the name of the mesh with normals to be baked. can be the current mesh or another one with higher-resolution normals.
[in]	size	pixel-size of the generated normal map.
[in]	image	filename of the generated normal map.
[in]	nb_dilate	number of dilations
[in]	tex_coord	the name of the facet corner attribute that stores texture coordinates.

◆ bake_texture()

void OGF::MeshGrobSurfaceCommands::bake_texture	(	const MeshGrobName &	src_surface,
		const ImageFileName &	src_texture,
		const std::string &	src_tex_coord = `"tex_coord"`,
		index_t	size = `1024`,
		const NewImageFileName &	image = `"texture.png"`,
		index_t	nb_dilate = `2`,
		const std::string &	tex_coord = `"tex_coord"`
	)

Bakes texture from a textured surface to an atlas.

\menu Atlas/Baking

Parameters

[in]	src_surface	the name of the mesh with the texture to be baked. can be the current mesh or another one with higher-resolution normals
[in]	src_texture	the texture associated with src_surface
[in]	src_tex_coord	the source facet corner attribute with the texture coordinates
[in]	size	pixel-size of the generated texture
[in]	image	filename of the generated texture
[in]	nb_dilate	number of dilations
[in]	tex_coord	the name of the facet corner attribute that stores texture coordinates for the generated texture

◆ compute_difference()

MeshGrob * OGF::MeshGrobSurfaceCommands::compute_difference	(	const MeshGrobName &	other,
		const NewMeshGrobName &	result = `"result"`,
		bool	pre_process = `false`,
		bool	post_process = `false`
	)

Computes the difference between two meshes.

\menu Boolean operations

Parameters

[in]	other	name of the other mesh
[in]	result	name of the result mesh \advanced
[in]	pre_process	triangulate, inputs, remove small edges, make sure there is no intersection
[in]	post_process	triangulate result, remove small edges, make sure there is no intersection

◆ compute_intersection()

MeshGrob * OGF::MeshGrobSurfaceCommands::compute_intersection	(	const MeshGrobName &	other,
		const NewMeshGrobName &	result = `"result"`,
		bool	pre_process = `false`,
		bool	post_process = `false`
	)

Computes the intersection between two meshes.

\menu Boolean operations

Parameters

[in]	other	name of the other mesh
[in]	result	name of the result mesh \advanced
[in]	pre_process	triangulate, inputs, remove small edges, make sure there is no intersection
[in]	post_process	triangulate result, remove small edges, make sure there is no intersection

◆ compute_union()

MeshGrob * OGF::MeshGrobSurfaceCommands::compute_union	(	const MeshGrobName &	other,
		const NewMeshGrobName &	result = `"result"`,
		bool	pre_process = `false`,
		bool	post_process = `false`
	)

Computes the union between two meshes.

\menu Boolean operations

Parameters

[in]	other	name of the other mesh
[in]	result	name of the result mesh \advanced
[in]	pre_process	triangulate, inputs, remove small edges, make sure there is no intersection
[in]	post_process	triangulate result, remove small edges, make sure there is no intersection

◆ decimate()

void OGF::MeshGrobSurfaceCommands::decimate	(	index_t	nb_bins = `100`,
		bool	remove_deg3_vrtx = `true`,
		bool	keep_borders = `true`,
		bool	repair = `true`
	)

Simplifies a surface using vertex clustering.

\menu Remesh

Parameters

[in]	nb_bins	the higher, the more detailed mesh.
[in]	remove_deg3_vrtx	if true, remove degree 3 vertices
[in]	keep_borders	if true, do not decimate vertices on the border
[in]	repair	if true, repairs the mesh to remove non-manifold edges and borders

◆ expand_border()

void OGF::MeshGrobSurfaceCommands::expand_border ( double margin = 0.05 )

Preprocessing for remesh_feature_sensitive.

\menu Repair

Parameters

[in] margin margin to be added to borders, in % of bbox diagonal.

◆ fill_holes()

void OGF::MeshGrobSurfaceCommands::fill_holes ( index_t max_nb_vertices = 0 )

Fills the holes of the surface.

\menu Repair

Parameters

[in] max_nb_vertices maximum number of vertices around a hole.

◆ fix_facets_orientation()

void OGF::MeshGrobSurfaceCommands::fix_facets_orientation ( )

Fixes facets orientation based on computed visibility.

\menu Repair

◆ get_charts()

void OGF::MeshGrobSurfaceCommands::get_charts ( )

Gets the charts attribute from a parameterized mesh.

\menu Atlas/Segmentation

◆ gom_arg_attribute()

OGF::MeshGrobSurfaceCommands::gom_arg_attribute	(	operation	,
		handler	,
		"combo_box"
	)

Computes a boolean operation between two meshes.

\menu Boolean operations

Parameters

[in]	other	name of the other mesh
[in]	result	name of the result mesh
[in]	operation	one of "A+B", "A*B", "A-B", "B-A" \advanced
[in]	pre_process	triangulate, inputs, remove small edges, make sure there is no intersection
[in]	post_process	triangulate result, remove small edges, make sure there is no intersection

◆ intersect()

void OGF::MeshGrobSurfaceCommands::intersect	(	bool	remove_internal_shells = `true`,
		bool	simplify_coplanar_facets = `true`,
		double	coplanar_angle_tolerance = `0.001`,
		bool	interpolate_attributes = `false`,
		bool	verbose = `false`,
		const NewMeshGrobName &	skeleton = `""`
	)

Computes intersections in a surface mesh.

\menu Boolean operations

Parameters

[in]	remove_internal_shells	keep only facets on external hull
[in]	simplify_coplanar_facets	retriangulates planar zones
[in]	coplanar_angle_tolerance	in degrees
[in]	interpolate_attributes	interpolate facet corner attributes on generated intersections. Deactivates coplanar facets simplification if set.
[in]	verbose	if set, displays additional information
[in]	skeleton	if set, stores the intersection line

◆ make_texture_atlas()

void OGF::MeshGrobSurfaceCommands::make_texture_atlas	(	bool	detect_sharp_edges = `false`,
		double	sharp_edges_threshold = `45.0`,
		ChartParameterizer	param = `PARAM_ABF`,
		ChartPacker	pack = `PACK_XATLAS`,
		bool	verbose = `false`
	)

Computes texture coordinates of a surface.

\menu Atlas/Parameterization

Parameters

[in]	detect_sharp_edges	if true, generate chart boundary on edges with angle is larger than threshold.
[in]	sharp_edges_threshold	if the angle between the normals of two adjacent facets is larger than this threshold then the edge will be a chart boundary.
[in]	param	the algorithm used for parameterizing the charts. use ABF for best quality, or LSCM for faster result.
[in]	verbose	if true, display statistics during atlas generation.
[in]	pack	one of PACK_TETRIS, PACK_XATLAS

◆ merge_vertices()

void OGF::MeshGrobSurfaceCommands::merge_vertices ( double epsilon = 0.0 )

Merges vertices that are at the same location or within tolerance.

\menu Repair

Parameters

[in] epsilon Tolerance for merging vertices, in % of bbox diagonal.

◆ pack_texture_space()

void OGF::MeshGrobSurfaceCommands::pack_texture_space ( ChartPacker pack = PACK_XATLAS )

Packs charts in texture space.

\menu Atlas/Parameterization

Parameters

[in] pack one of PACK_TETRIS, PACK_XATLAS

◆ parameterize_chart()

void OGF::MeshGrobSurfaceCommands::parameterize_chart	(	const std::string &	attribute = `"tex_coord"`,
		ChartParameterizer	param = `PARAM_LSCM`,
		bool	verbose = `false`
	)

Computes texture coordinates of a single unfoldable surface.

\menu Atlas/Parameterization

Parameters

[in]	attribute	the name of the attribute that will store texture coordinates.
[in]	param	one of LSCM, SpectralLSCM, ABFplusplus.
[in]	verbose	if true, display statistics during atlas generation.

◆ remesh_feature_sensitive()

MeshGrob * OGF::MeshGrobSurfaceCommands::remesh_feature_sensitive	(	const NewMeshGrobName &	remesh = `"remesh"`,
		unsigned int	nb_points = `30000`,
		bool	refine = `false`,
		double	max_dist = `0.5`,
		double	normal_anisotropy = `5.0`,
		unsigned int	nb_Lloyd_iter = `5`,
		unsigned int	nb_Newton_iter = `30`,
		unsigned int	nb_LpCVT_iter = `10`,
		unsigned int	Newton_m = `7`,
		bool	RVC_centroids = `false`
	)

Remeshes a surface that has sharp features.

\menu Remesh

Parameters

[in]	remesh	name of the generated mesh.
[in]	nb_points	desired number of points in the generated mesh.
[in]	refine	refine border in order to lower Haussdorff distance.
[in]	max_dist	maximum distance to reference, as a fraction of generated mesh average edge length. \advanced
[in]	normal_anisotropy	determines how sharp features are taken into account.
[in]	nb_Lloyd_iter	number of Lloyd iterations for CVT.
[in]	nb_Newton_iter	number of Newton iterations for CVT.
[in]	nb_LpCVT_iter	number of feature-sensitive iterations.
[in]	Newton_m	number of inner Newton iterations for CVT.
[in]	RVC_centroids	use centroids of restricted Voronoi cells.

◆ remesh_quad_dominant()

MeshGrob * OGF::MeshGrobSurfaceCommands::remesh_quad_dominant	(	const NewMeshGrobName &	remesh = `"remesh"`,
		double	rel_edge_len = `1.0`,
		bool	sharp_features = `true`,
		bool	optimize_parity = `false`,
		double	max_scaling_corr = `1.0`
	)

Generates a quad-dominant mesh.

\menu Remesh

Parameters

[in]	remesh	name of the generated mesh.
[in]	rel_edge_len	relative edge length.
[in]	sharp_features	true for CAD mesh, false otherwise
[in]	optimize_parity	tentatively optimize parity.
[in]	max_scaling_corr	maximum scaling correction (use 1.0 to disable).

◆ remesh_smooth()

MeshGrob * OGF::MeshGrobSurfaceCommands::remesh_smooth	(	const NewMeshGrobName &	remesh = `"remesh"`,
		unsigned int	nb_points = `30000`,
		double	tri_shape_adapt = `1.0`,
		double	tri_size_adapt = `0.0`,
		bool	adjust = `true`,
		double	adjust_max_edge_distance = `0.5`,
		unsigned int	normal_iter = `3`,
		unsigned int	Lloyd_iter = `5`,
		unsigned int	Newton_iter = `30`,
		unsigned int	Newton_m = `7`,
		unsigned int	LFS_samples = `10000`
	)

Remeshes a (smooth) surface.

\menu Remesh

Parameters

[in]	remesh	name of the generated surface mesh.
[in]	nb_points	desired number of points in the generated mesh.
[in]	tri_shape_adapt	adapt triangle shapes (0.0 means no shape adapation, 1.0 for moderate shape adaptation, ...)
[in]	tri_size_adapt	adapt triangle sizes (0.0 means no size adaptation, 1.0 for moderate size adaptation, ...)
[in]	adjust	if true, adjust the triangles of the remesh to better approximate the input mesh
[in]	adjust_max_edge_distance	maximum adjustment, relative to local average edge length \advanced
[in]	normal_iter	number of normal smoothing iterations (if anisotropy is non-zero).
[in]	Lloyd_iter	number of Lloyd iterations for CVT.
[in]	Newton_iter	number of Newton iterations for CVT.
[in]	Newton_m	number of inner Newton iterations for CVT.
[in]	LFS_samples	number of samples. used to compute gradation.

◆ remove_charts()

void OGF::MeshGrobSurfaceCommands::remove_charts ( )

Removes the charts attribute.

\menu Atlas/Segmentation

◆ remove_invisible_facets()

void OGF::MeshGrobSurfaceCommands::remove_invisible_facets ( double min_visibility = 0.005 )

Removes all facets that have visibility smaller than a given threshold.

\menu Repair

Parameters

[in] min_visibility minimum visibility to keep a facet

◆ segment()

void OGF::MeshGrobSurfaceCommands::segment	(	MeshSegmenter	segmenter = `SEGMENT_GEOMETRIC_VSA_L2`,
		index_t	nb_segments = `10`
	)

Segments a mesh.

\menu Atlas/Segmentation

◆ split_catmull_clark()

void OGF::MeshGrobSurfaceCommands::split_catmull_clark ( index_t nb_times = 1 )

Splits all the facets of a mesh into quads using Catmull-Clark subdivision.

\menu Subdivision

Parameters

[in] nb_times number of times the facets are split.

◆ split_quads()

void OGF::MeshGrobSurfaceCommands::split_quads ( index_t nb_times = 1 )

Splits all the facets of a mesh into quads.

\menu Subdivision

Parameters

[in] nb_times number of times the facets are split.

◆ split_triangles()

void OGF::MeshGrobSurfaceCommands::split_triangles ( index_t nb_times = 1 )

Splits all the triangles of a simplicial mesh into four triangles.

\menu Subdivision

Parameters

[in] nb_times number of times the triangles are split.

◆ tessellate_facets()

void OGF::MeshGrobSurfaceCommands::tessellate_facets ( index_t max_vertices_per_facet = 4 )

Subdivides the facets until they have less than the specified number of vertices.

\menu Subdivision

◆ triangulate()

void OGF::MeshGrobSurfaceCommands::triangulate ( )

inline

Triangulates all the facets.

\menu Subdivision

Definition at line 403 of file mesh_grob_surface_commands.h.

◆ triangulate_center_vertex()

void OGF::MeshGrobSurfaceCommands::triangulate_center_vertex ( )

Triangulates all the facets by inserting a vertex in the center of each facet.

\menu Subdivision

◆ unglue_charts()

void OGF::MeshGrobSurfaceCommands::unglue_charts ( )

Unglues facet edges adjacent to two different charts.

\menu Atlas/Segmentation

◆ unglue_sharp_edges()

void OGF::MeshGrobSurfaceCommands::unglue_sharp_edges ( double angle_threshold = 90 )

Unglues facet edges based on specified angle.

\menu Atlas/Segmentation

Parameters

[in] angle_threshold unglue facets along edge if angle between adjacent facet is larger than threshold

Member Data Documentation

◆ pad0

OGF::MeshGrobSurfaceCommands::__pad0__

Definition at line 71 of file mesh_grob_surface_commands.h.

◆ B [1/2]

A OGF::MeshGrobSurfaceCommands::B

Definition at line 316 of file mesh_grob_surface_commands.h.

◆ B [2/2]

A* OGF::MeshGrobSurfaceCommands::B

Definition at line 316 of file mesh_grob_surface_commands.h.

◆ max_degree3_dist

double double double double OGF::MeshGrobSurfaceCommands::max_degree3_dist = 0.0

Definition at line 96 of file mesh_grob_surface_commands.h.

◆ max_hole_area

double double OGF::MeshGrobSurfaceCommands::max_hole_area = 1e-3

Definition at line 94 of file mesh_grob_surface_commands.h.

◆ max_hole_edges

double double double OGF::MeshGrobSurfaceCommands::max_hole_edges = 2000

Definition at line 95 of file mesh_grob_surface_commands.h.

◆ min_comp_area

double OGF::MeshGrobSurfaceCommands::min_comp_area = 0.03

Definition at line 93 of file mesh_grob_surface_commands.h.

◆ remove_intersections

double double double double bool OGF::MeshGrobSurfaceCommands::remove_intersections

Initial value:

= false

)

Definition at line 97 of file mesh_grob_surface_commands.h.

◆ values

OGF::MeshGrobSurfaceCommands::values

Definition at line 316 of file mesh_grob_surface_commands.h.

The documentation for this class was generated from the following file:

OGF/mesh/commands/mesh_grob_surface_commands.h

Public Types

Public Member Functions

Public Attributes

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ Parameterizer

Member Function Documentation

◆ bake_colors()

◆ bake_normals()

◆ bake_texture()

◆ compute_difference()

◆ compute_intersection()

◆ compute_union()

◆ decimate()

◆ expand_border()

◆ fill_holes()

◆ fix_facets_orientation()

◆ get_charts()

◆ gom_arg_attribute()

◆ intersect()

◆ make_texture_atlas()

◆ merge_vertices()

◆ pack_texture_space()

◆ parameterize_chart()

◆ remesh_feature_sensitive()

◆ remesh_quad_dominant()

◆ remesh_smooth()

◆ remove_charts()

◆ remove_invisible_facets()

◆ segment()

◆ split_catmull_clark()

◆ split_quads()

◆ split_triangles()

◆ tessellate_facets()

◆ triangulate()

◆ triangulate_center_vertex()

◆ unglue_charts()

◆ unglue_sharp_edges()

Member Data Documentation

◆ __pad0__

◆ B [1/2]

◆ B [2/2]

◆ max_degree3_dist

◆ max_hole_area

◆ max_hole_edges

◆ min_comp_area

◆ remove_intersections

◆ values

◆ pad0