meshlib::triangulation_helpers Namespace Reference

Classes
struct	FanOptimizerQueueElement
struct	Settings
struct	TriangulatedFanData
	Data with caches for optimizing fan triangulation. More...

Functions
auto	update_neighbors_radius (points:&meshlib::VertCoords, v:meshlib::VertId, boundaryV:meshlib::VertId, fan:&meshlib::std_vector_MR_VertId, baseRadius:f32) -> f32
	Finds max radius of neighbors search, for possible better local triangulation.
void	find_neighbors_in_ball (pointCloud:&meshlib::PointCloud, v:meshlib::VertId, radius:f32, neighbors:&mut meshlib::std_vector_MR_VertId)
	Finds all neighbors of v in given radius (v excluded)
auto	find_num_neighbors (pointCloud:&meshlib::PointCloud, v:meshlib::VertId, numNeis:core::ffi::c_int, neighbors:&mut meshlib::std_vector_MR_VertId, tmp:&mut meshlib::FewSmallest_MR_PointsProjectionResult, upDistLimitSq:Option< f32 >) -> f32
	Finds at most given number of neighbors of v (v excluded)
void	filter_neighbors (orientedNormals:&meshlib::VertCoords, untrustedNormals:Option<&meshlib::VertBitSet >, v:meshlib::VertId, neighbors:&mut meshlib::std_vector_MR_VertId)
	Filter neighbors with crossing normals.
void	build_local_triangulation (cloud:&meshlib::PointCloud, v:meshlib::VertId, settings:&meshlib::triangulation_helpers::Settings, fanData:&mut meshlib::triangulation_helpers::TriangulatedFanData)
auto	build_local_triangulations (cloud:&meshlib::PointCloud, settings:&meshlib::triangulation_helpers::Settings, progress:Option<&meshlib::std_function_bool_from_float >) -> meshlib::Owned< meshlib::std_optional_std_vector_MR_SomeLocalTriangulations >
auto	build_united_local_triangulations (cloud:&meshlib::PointCloud, settings:&meshlib::triangulation_helpers::Settings, progress:Option<&meshlib::std_function_bool_from_float >) -> meshlib::Owned< meshlib::std_optional_MR_AllLocalTriangulations >
auto	is_boundary_point (cloud:&meshlib::PointCloud, v:meshlib::VertId, settings:&meshlib::triangulation_helpers::Settings, fanData:&mut meshlib::triangulation_helpers::TriangulatedFanData) -> bool
	Checks if given vertex is on boundary of the point cloud, by constructing local triangulation around it.
auto	find_boundary_points (pointCloud:&meshlib::PointCloud, settings:&meshlib::triangulation_helpers::Settings, cb:Option<&meshlib::std_function_bool_from_float >) -> meshlib::Owned< meshlib::std_optional_MR_VertBitSet >

Function Documentation

build_local_triangulation()

void meshlib::triangulation_helpers::build_local_triangulation	(	cloud:&meshlib::PointCloud	,
		v:meshlib::VertId	,
		settings:&meshlib::triangulation_helpers::Settings	,
		fanData:&mut meshlib::triangulation_helpers::TriangulatedFanData	)

constructs local triangulation around given point Generated from function MR::TriangulationHelpers::buildLocalTriangulation.

Calls MR_TriangulationHelpers_buildLocalTriangulation().

build_local_triangulations()

auto meshlib::triangulation_helpers::build_local_triangulations	(	cloud:&meshlib::PointCloud	,
		settings:&meshlib::triangulation_helpers::Settings	,
		progress:Option<&meshlib::std_function_bool_from_float >	) -> meshlib::Owned< meshlib::std_optional_std_vector_MR_SomeLocalTriangulations >

computes all local triangulations of all points in the cloud, and returns them distributed among a set of SomeLocalTriangulations objects Generated from function MR::TriangulationHelpers::buildLocalTriangulations.

Calls MR_TriangulationHelpers_buildLocalTriangulations().

build_united_local_triangulations()

auto meshlib::triangulation_helpers::build_united_local_triangulations	(	cloud:&meshlib::PointCloud	,
		settings:&meshlib::triangulation_helpers::Settings	,
		progress:Option<&meshlib::std_function_bool_from_float >	) -> meshlib::Owned< meshlib::std_optional_MR_AllLocalTriangulations >

/ computes local triangulations of all points in the cloud united in one struct Generated from function MR::TriangulationHelpers::buildUnitedLocalTriangulations.

Calls MR_TriangulationHelpers_buildUnitedLocalTriangulations().

filter_neighbors()

void meshlib::triangulation_helpers::filter_neighbors	(	orientedNormals:&meshlib::VertCoords	,
		untrustedNormals:Option<&meshlib::VertBitSet >	,
		v:meshlib::VertId	,
		neighbors:&mut meshlib::std_vector_MR_VertId	)

Filter neighbors with crossing normals.

Generated from function MR::TriangulationHelpers::filterNeighbors.

Calls MR_TriangulationHelpers_filterNeighbors().

find_boundary_points()

auto meshlib::triangulation_helpers::find_boundary_points	(	pointCloud:&meshlib::PointCloud	,
		settings:&meshlib::triangulation_helpers::Settings	,
		cb:Option<&meshlib::std_function_bool_from_float >	) -> meshlib::Owned< meshlib::std_optional_MR_VertBitSet >

Returns bit set of points that are considered as boundary by calling isBoundaryPoint in each Generated from function MR::TriangulationHelpers::findBoundaryPoints.

Calls MR_TriangulationHelpers_findBoundaryPoints().

find_neighbors_in_ball()

void meshlib::triangulation_helpers::find_neighbors_in_ball	(	pointCloud:&meshlib::PointCloud	,
		v:meshlib::VertId	,
		radius:f32	,
		neighbors:&mut meshlib::std_vector_MR_VertId	)

Finds all neighbors of v in given radius (v excluded)

Generated from function MR::TriangulationHelpers::findNeighborsInBall.

Calls MR_TriangulationHelpers_findNeighborsInBall().

find_num_neighbors()

auto meshlib::triangulation_helpers::find_num_neighbors	(	pointCloud:&meshlib::PointCloud	,
		v:meshlib::VertId	,
		numNeis:core::ffi::c_int	,
		neighbors:&mut meshlib::std_vector_MR_VertId	,
		tmp:&mut meshlib::FewSmallest_MR_PointsProjectionResult	,
		upDistLimitSq:Option< f32 >	) -> f32

Finds at most given number of neighbors of v (v excluded)

Parameters

tmp	temporary storage to avoid its allocation
upDistLimitSq	upper limit on the distance in question, points with larger distance than it will not be returned

Returns

maxDistSq to the furthest returned neighbor (or 0 if no neighbours are returned)

Generated from function MR::TriangulationHelpers::findNumNeighbors.

Calls MR_TriangulationHelpers_findNumNeighbors().

is_boundary_point()

auto meshlib::triangulation_helpers::is_boundary_point	(	cloud:&meshlib::PointCloud	,
		v:meshlib::VertId	,
		settings:&meshlib::triangulation_helpers::Settings	,
		fanData:&mut meshlib::triangulation_helpers::TriangulatedFanData	) -> bool

Checks if given vertex is on boundary of the point cloud, by constructing local triangulation around it.

Parameters

cloud	input point cloud
v	vertex id to check
settings	all parameters of the computation
fanData	cache structure for neighbors, not to allocate for multiple calls

Returns

true if vertex is boundary, false otherwise

Generated from function MR::TriangulationHelpers::isBoundaryPoint.

Calls MR_TriangulationHelpers_isBoundaryPoint().

update_neighbors_radius()

auto meshlib::triangulation_helpers::update_neighbors_radius	(	points:&meshlib::VertCoords	,
		v:meshlib::VertId	,
		boundaryV:meshlib::VertId	,
		fan:&meshlib::std_vector_MR_VertId	,
		baseRadius:f32	) -> f32

Finds max radius of neighbors search, for possible better local triangulation.

Parameters

boundaryV

first boundary vertex in fan (next VertId in fan is also boundary but first is enough)

Generated from function MR::TriangulationHelpers::updateNeighborsRadius.

Calls MR_TriangulationHelpers_updateNeighborsRadius().