MRPolylineTrimWithPlane.h File Reference

#include <MRCMisc/common.h>
#include <MRCMisc/exports.h>
#include <stdbool.h>
#include <stddef.h>

Go to the source code of this file.

Typedefs
typedef struct MR_EdgeBitSet	MR_EdgeBitSet
typedef struct MR_EdgeMap	MR_EdgeMap
typedef struct MR_Plane3f	MR_Plane3f
typedef struct MR_Polyline3	MR_Polyline3
typedef struct MR_UndirectedEdgeBitSet	MR_UndirectedEdgeBitSet
typedef struct MR_VertMap	MR_VertMap
typedef struct MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float	MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float
typedef struct MR_std_vector_MR_EdgeSegment	MR_std_vector_MR_EdgeSegment
typedef struct MR_DividePolylineParameters	MR_DividePolylineParameters

Functions
MRC_API MR_UndirectedEdgeBitSet *	MR_subdivideWithPlane_4 (MR_Polyline3 *polyline, const MR_Plane3f *plane, MR_EdgeBitSet *newPositiveEdges, MR_PassBy onEdgeSplitCallback_pass_by, MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *onEdgeSplitCallback)
MRC_API const MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *	MR_DividePolylineParameters_Get_onEdgeSplitCallback (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_onEdgeSplitCallback (MR_DividePolylineParameters *_this, MR_PassBy value_pass_by, MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *value)
MRC_API MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *	MR_DividePolylineParameters_GetMutable_onEdgeSplitCallback (MR_DividePolylineParameters *_this)
MRC_API const bool *	MR_DividePolylineParameters_Get_closeLineAfterCut (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_closeLineAfterCut (MR_DividePolylineParameters *_this, bool value)
MRC_API bool *	MR_DividePolylineParameters_GetMutable_closeLineAfterCut (MR_DividePolylineParameters *_this)
MRC_API MR_VertMap *const *	MR_DividePolylineParameters_Get_outVmap (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_outVmap (MR_DividePolylineParameters *_this, MR_VertMap *value)
MRC_API MR_VertMap **	MR_DividePolylineParameters_GetMutable_outVmap (MR_DividePolylineParameters *_this)
MRC_API MR_EdgeMap *const *	MR_DividePolylineParameters_Get_outEmap (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_outEmap (MR_DividePolylineParameters *_this, MR_EdgeMap *value)
MRC_API MR_EdgeMap **	MR_DividePolylineParameters_GetMutable_outEmap (MR_DividePolylineParameters *_this)
MRC_API MR_Polyline3 *const *	MR_DividePolylineParameters_Get_otherPart (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_otherPart (MR_DividePolylineParameters *_this, MR_Polyline3 *value)
MRC_API MR_Polyline3 **	MR_DividePolylineParameters_GetMutable_otherPart (MR_DividePolylineParameters *_this)
MRC_API MR_VertMap *const *	MR_DividePolylineParameters_Get_otherOutVmap (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_otherOutVmap (MR_DividePolylineParameters *_this, MR_VertMap *value)
MRC_API MR_VertMap **	MR_DividePolylineParameters_GetMutable_otherOutVmap (MR_DividePolylineParameters *_this)
MRC_API MR_EdgeMap *const *	MR_DividePolylineParameters_Get_otherOutEmap (const MR_DividePolylineParameters *_this)
MRC_API void	MR_DividePolylineParameters_Set_otherOutEmap (MR_DividePolylineParameters *_this, MR_EdgeMap *value)
MRC_API MR_EdgeMap **	MR_DividePolylineParameters_GetMutable_otherOutEmap (MR_DividePolylineParameters *_this)
MRC_API MR_DividePolylineParameters *	MR_DividePolylineParameters_DefaultConstruct (void)
MRC_API MR_DividePolylineParameters *	MR_DividePolylineParameters_DefaultConstructArray (size_t num_elems)
MRC_API MR_DividePolylineParameters *	MR_DividePolylineParameters_ConstructFrom (MR_PassBy onEdgeSplitCallback_pass_by, MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *onEdgeSplitCallback, bool closeLineAfterCut, MR_VertMap *outVmap, MR_EdgeMap *outEmap, MR_Polyline3 *otherPart, MR_VertMap *otherOutVmap, MR_EdgeMap *otherOutEmap)
MRC_API const MR_DividePolylineParameters *	MR_DividePolylineParameters_OffsetPtr (const MR_DividePolylineParameters *ptr, ptrdiff_t i)
MRC_API MR_DividePolylineParameters *	MR_DividePolylineParameters_OffsetMutablePtr (MR_DividePolylineParameters *ptr, ptrdiff_t i)
MRC_API MR_DividePolylineParameters *	MR_DividePolylineParameters_ConstructFromAnother (MR_PassBy _other_pass_by, MR_DividePolylineParameters *_other)
MRC_API void	MR_DividePolylineParameters_Destroy (const MR_DividePolylineParameters *_this)
	Destroys a heap-allocated instance of MR_DividePolylineParameters. Does nothing if the pointer is null.
MRC_API void	MR_DividePolylineParameters_DestroyArray (const MR_DividePolylineParameters *_this)
	Destroys a heap-allocated array of MR_DividePolylineParameters. Does nothing if the pointer is null.
MRC_API MR_DividePolylineParameters *	MR_DividePolylineParameters_AssignFromAnother (MR_DividePolylineParameters *_this, MR_PassBy _other_pass_by, MR_DividePolylineParameters *_other)
MRC_API void	MR_trimWithPlane_MR_Polyline3 (MR_Polyline3 *polyline, const MR_Plane3f *plane, const MR_DividePolylineParameters *params)
MRC_API MR_std_vector_MR_EdgeSegment *	MR_extractSectionsFromPolyline (const MR_Polyline3 *polyline, const MR_Plane3f *plane, float eps, MR_UndirectedEdgeBitSet *positiveEdges)

Typedef Documentation

MR_DividePolylineParameters

typedef struct MR_DividePolylineParameters MR_DividePolylineParameters

Generated from class MR::DividePolylineParameters. Supported MR_PassBy modes: MR_PassBy_DefaultConstruct, MR_PassBy_Copy, MR_PassBy_Move (and MR_PassBy_DefaultArgument and MR_PassBy_NoObject if supported by the callee).

MR_EdgeBitSet

typedef struct MR_EdgeBitSet MR_EdgeBitSet

MR_EdgeMap

typedef struct MR_EdgeMap MR_EdgeMap

MR_Plane3f

typedef struct MR_Plane3f MR_Plane3f

MR_Polyline3

typedef struct MR_Polyline3 MR_Polyline3

MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float

typedef struct MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float

MR_std_vector_MR_EdgeSegment

typedef struct MR_std_vector_MR_EdgeSegment MR_std_vector_MR_EdgeSegment

MR_UndirectedEdgeBitSet

typedef struct MR_UndirectedEdgeBitSet MR_UndirectedEdgeBitSet

MR_VertMap

typedef struct MR_VertMap MR_VertMap

Function Documentation

MR_DividePolylineParameters_AssignFromAnother()

MRC_API MR_DividePolylineParameters * MR_DividePolylineParameters_AssignFromAnother	(	MR_DividePolylineParameters *	_this,
		MR_PassBy	_other_pass_by,
		MR_DividePolylineParameters *	_other )

Generated from method MR::DividePolylineParameters::operator=. Parameter _this can not be null. It is a single object. The reference to things referred to by the parameter _other (if any) might be preserved in this object. The returned pointer will never be null. It is non-owning, do NOT destroy it. When this function is called, this object will drop any object references it had previously.

MR_DividePolylineParameters_ConstructFrom()

MRC_API MR_DividePolylineParameters * MR_DividePolylineParameters_ConstructFrom	(	MR_PassBy	onEdgeSplitCallback_pass_by,
		MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *	onEdgeSplitCallback,
		bool	closeLineAfterCut,
		MR_VertMap *	outVmap,
		MR_EdgeMap *	outEmap,
		MR_Polyline3 *	otherPart,
		MR_VertMap *	otherOutVmap,
		MR_EdgeMap *	otherOutEmap )

Constructs MR::DividePolylineParameters elementwise. The reference to the parameter onEdgeSplitCallback might be preserved in the constructed object. The reference to the parameter outVmap might be preserved in the constructed object. The reference to the parameter outEmap might be preserved in the constructed object. The reference to the parameter otherPart might be preserved in the constructed object. The reference to the parameter otherOutVmap might be preserved in the constructed object. The reference to the parameter otherOutEmap might be preserved in the constructed object. Never returns null. Returns an instance allocated on the heap! Must call MR_DividePolylineParameters_Destroy() to free it when you're done using it. When this function is called, this object will drop any object references it had previously.

MR_DividePolylineParameters_ConstructFromAnother()

MRC_API MR_DividePolylineParameters * MR_DividePolylineParameters_ConstructFromAnother	(	MR_PassBy	_other_pass_by,
		MR_DividePolylineParameters *	_other )

Generated from constructor MR::DividePolylineParameters::DividePolylineParameters. The reference to things referred to by the parameter _other (if any) might be preserved in the constructed object. Never returns null. Returns an instance allocated on the heap! Must call MR_DividePolylineParameters_Destroy() to free it when you're done using it.

MR_DividePolylineParameters_DefaultConstruct()

MRC_API MR_DividePolylineParameters * MR_DividePolylineParameters_DefaultConstruct

(

void

)

Constructs an empty (default-constructed) instance. Never returns null. Returns an instance allocated on the heap! Must call MR_DividePolylineParameters_Destroy() to free it when you're done using it.

MR_DividePolylineParameters_DefaultConstructArray()

MRC_API MR_DividePolylineParameters * MR_DividePolylineParameters_DefaultConstructArray

(

size_t

num_elems

)

Constructs an array of empty (default-constructed) instances, of the specified size. Will never return null. The array must be destroyed using MR_DividePolylineParameters_DestroyArray(). Use MR_DividePolylineParameters_OffsetMutablePtr() and MR_DividePolylineParameters_OffsetPtr() to access the array elements.

MR_DividePolylineParameters_Destroy()

MRC_API void MR_DividePolylineParameters_Destroy

(

const MR_DividePolylineParameters *

_this

)

Destroys a heap-allocated instance of MR_DividePolylineParameters. Does nothing if the pointer is null.

MR_DividePolylineParameters_DestroyArray()

MRC_API void MR_DividePolylineParameters_DestroyArray

(

const MR_DividePolylineParameters *

_this

)

Destroys a heap-allocated array of MR_DividePolylineParameters. Does nothing if the pointer is null.

MR_DividePolylineParameters_Get_closeLineAfterCut()

MRC_API const bool * MR_DividePolylineParameters_Get_closeLineAfterCut

(

const MR_DividePolylineParameters *

_this

)

closeLineAfterCut if true, the ends of resulting polyline will be connected by new edges (can make a polyline closed, even if the original one was open) if close, only cut edges (no new edges will be created) Returns a pointer to a member variable of class MR::DividePolylineParameters named closeLineAfterCut. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_Get_onEdgeSplitCallback()

MRC_API const MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float * MR_DividePolylineParameters_Get_onEdgeSplitCallback

(

const MR_DividePolylineParameters *

_this

)

onEdgeSplitCallback is invoked each time when an edge is split. Receives edge ID before split, edge ID after split, and weight of the origin vertex Returns a pointer to a member variable of class MR::DividePolylineParameters named onEdgeSplitCallback. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_Get_otherOutEmap()

MRC_API MR_EdgeMap *const * MR_DividePolylineParameters_Get_otherOutEmap

(

const MR_DividePolylineParameters *

_this

)

map from input polyline edges to other output Returns a pointer to a member variable of class MR::DividePolylineParameters named otherOutEmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_Get_otherOutVmap()

MRC_API MR_VertMap *const * MR_DividePolylineParameters_Get_otherOutVmap

(

const MR_DividePolylineParameters *

_this

)

map from input polyline verts to other output Returns a pointer to a member variable of class MR::DividePolylineParameters named otherOutVmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_Get_otherPart()

MRC_API MR_Polyline3 *const * MR_DividePolylineParameters_Get_otherPart

(

const MR_DividePolylineParameters *

_this

)

otherPart Optional return, polyline composed from edges on the negative side of the plane Returns a pointer to a member variable of class MR::DividePolylineParameters named otherPart. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_Get_outEmap()

MRC_API MR_EdgeMap *const * MR_DividePolylineParameters_Get_outEmap

(

const MR_DividePolylineParameters *

_this

)

map from input polyline edges to output Returns a pointer to a member variable of class MR::DividePolylineParameters named outEmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_Get_outVmap()

MRC_API MR_VertMap *const * MR_DividePolylineParameters_Get_outVmap

(

const MR_DividePolylineParameters *

_this

)

map from input polyline verts to output Returns a pointer to a member variable of class MR::DividePolylineParameters named outVmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_closeLineAfterCut()

MRC_API bool * MR_DividePolylineParameters_GetMutable_closeLineAfterCut

(

MR_DividePolylineParameters *

_this

)

closeLineAfterCut if true, the ends of resulting polyline will be connected by new edges (can make a polyline closed, even if the original one was open) if close, only cut edges (no new edges will be created) Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named closeLineAfterCut. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_onEdgeSplitCallback()

MRC_API MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float * MR_DividePolylineParameters_GetMutable_onEdgeSplitCallback

(

MR_DividePolylineParameters *

_this

)

onEdgeSplitCallback is invoked each time when an edge is split. Receives edge ID before split, edge ID after split, and weight of the origin vertex Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named onEdgeSplitCallback. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_otherOutEmap()

MRC_API MR_EdgeMap ** MR_DividePolylineParameters_GetMutable_otherOutEmap

(

MR_DividePolylineParameters *

_this

)

map from input polyline edges to other output Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named otherOutEmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_otherOutVmap()

MRC_API MR_VertMap ** MR_DividePolylineParameters_GetMutable_otherOutVmap

(

MR_DividePolylineParameters *

_this

)

map from input polyline verts to other output Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named otherOutVmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_otherPart()

MRC_API MR_Polyline3 ** MR_DividePolylineParameters_GetMutable_otherPart

(

MR_DividePolylineParameters *

_this

)

otherPart Optional return, polyline composed from edges on the negative side of the plane Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named otherPart. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_outEmap()

MRC_API MR_EdgeMap ** MR_DividePolylineParameters_GetMutable_outEmap

(

MR_DividePolylineParameters *

_this

)

map from input polyline edges to output Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named outEmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_GetMutable_outVmap()

MRC_API MR_VertMap ** MR_DividePolylineParameters_GetMutable_outVmap

(

MR_DividePolylineParameters *

_this

)

map from input polyline verts to output Returns a mutable pointer to a member variable of class MR::DividePolylineParameters named outVmap. Parameter _this can not be null. It is a single object. The returned pointer will never be null. It is non-owning, do NOT destroy it.

MR_DividePolylineParameters_OffsetMutablePtr()

MRC_API MR_DividePolylineParameters * MR_DividePolylineParameters_OffsetMutablePtr	(	MR_DividePolylineParameters *	ptr,
		ptrdiff_t	i )

Offsets a pointer to an array element by i positions (not bytes). Use only if you're certain that the pointer points to an array element. The reference to the parameter ptr might be preserved in the return value.

MR_DividePolylineParameters_OffsetPtr()

MRC_API const MR_DividePolylineParameters * MR_DividePolylineParameters_OffsetPtr	(	const MR_DividePolylineParameters *	ptr,
		ptrdiff_t	i )

Offsets a pointer to an array element by i positions (not bytes). Use only if you're certain that the pointer points to an array element. The reference to the parameter ptr might be preserved in the return value.

MR_DividePolylineParameters_Set_closeLineAfterCut()

MRC_API void MR_DividePolylineParameters_Set_closeLineAfterCut	(	MR_DividePolylineParameters *	_this,
		bool	value )

closeLineAfterCut if true, the ends of resulting polyline will be connected by new edges (can make a polyline closed, even if the original one was open) if close, only cut edges (no new edges will be created) Modifies a member variable of class MR::DividePolylineParameters named closeLineAfterCut. Parameter _this can not be null. It is a single object. When this function is called, this object will drop object references it had previously in closeLineAfterCut.

MR_DividePolylineParameters_Set_onEdgeSplitCallback()

MRC_API void MR_DividePolylineParameters_Set_onEdgeSplitCallback	(	MR_DividePolylineParameters *	_this,
		MR_PassBy	value_pass_by,
		MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *	value )

onEdgeSplitCallback is invoked each time when an edge is split. Receives edge ID before split, edge ID after split, and weight of the origin vertex Modifies a member variable of class MR::DividePolylineParameters named onEdgeSplitCallback. Parameter _this can not be null. It is a single object. The reference to the parameter value might be preserved in this object in element onEdgeSplitCallback. When this function is called, this object will drop object references it had previously in onEdgeSplitCallback.

MR_DividePolylineParameters_Set_otherOutEmap()

MRC_API void MR_DividePolylineParameters_Set_otherOutEmap	(	MR_DividePolylineParameters *	_this,
		MR_EdgeMap *	value )

map from input polyline edges to other output Modifies a member variable of class MR::DividePolylineParameters named otherOutEmap. Parameter _this can not be null. It is a single object. The reference to the parameter value might be preserved in this object in element otherOutEmap. When this function is called, this object will drop object references it had previously in otherOutEmap.

MR_DividePolylineParameters_Set_otherOutVmap()

MRC_API void MR_DividePolylineParameters_Set_otherOutVmap	(	MR_DividePolylineParameters *	_this,
		MR_VertMap *	value )

map from input polyline verts to other output Modifies a member variable of class MR::DividePolylineParameters named otherOutVmap. Parameter _this can not be null. It is a single object. The reference to the parameter value might be preserved in this object in element otherOutVmap. When this function is called, this object will drop object references it had previously in otherOutVmap.

MR_DividePolylineParameters_Set_otherPart()

MRC_API void MR_DividePolylineParameters_Set_otherPart	(	MR_DividePolylineParameters *	_this,
		MR_Polyline3 *	value )

otherPart Optional return, polyline composed from edges on the negative side of the plane Modifies a member variable of class MR::DividePolylineParameters named otherPart. Parameter _this can not be null. It is a single object. The reference to the parameter value might be preserved in this object in element otherPart. When this function is called, this object will drop object references it had previously in otherPart.

MR_DividePolylineParameters_Set_outEmap()

MRC_API void MR_DividePolylineParameters_Set_outEmap	(	MR_DividePolylineParameters *	_this,
		MR_EdgeMap *	value )

map from input polyline edges to output Modifies a member variable of class MR::DividePolylineParameters named outEmap. Parameter _this can not be null. It is a single object. The reference to the parameter value might be preserved in this object in element outEmap. When this function is called, this object will drop object references it had previously in outEmap.

MR_DividePolylineParameters_Set_outVmap()

MRC_API void MR_DividePolylineParameters_Set_outVmap	(	MR_DividePolylineParameters *	_this,
		MR_VertMap *	value )

map from input polyline verts to output Modifies a member variable of class MR::DividePolylineParameters named outVmap. Parameter _this can not be null. It is a single object. The reference to the parameter value might be preserved in this object in element outVmap. When this function is called, this object will drop object references it had previously in outVmap.

MR_extractSectionsFromPolyline()

MRC_API MR_std_vector_MR_EdgeSegment * MR_extractSectionsFromPolyline	(	const MR_Polyline3 *	polyline,
		const MR_Plane3f *	plane,
		float	eps,
		MR_UndirectedEdgeBitSet *	positiveEdges )

This function cuts polyline with a plane

plane cuts an edge if one end of the edge is below the plane and the other is not

Returns

Edge segments that are closer to the plane than

Parameters

eps.	Segments are oriented according by plane normal ( segment.a <= segment.b)
polyline	Input polyline that will be cut by the plane
plane	Input plane to cut polyline with
eps	Maximal distance from the plane
positiveEdges	Edges in a positive half-space relative to the plane or on the plane itself (only adds bits to the existing ones) Generated from function MR::extractSectionsFromPolyline. Parameter polyline can not be null. It is a single object. Parameter plane can not be null. It is a single object. Parameter positiveEdges defaults to a null pointer in C++. Never returns null. Returns an instance allocated on the heap! Must call MR_std_vector_MR_EdgeSegment_Destroy() to free it when you're done using it.

MR_subdivideWithPlane_4()

MRC_API MR_UndirectedEdgeBitSet * MR_subdivideWithPlane_4	(	MR_Polyline3 *	polyline,
		const MR_Plane3f *	plane,
		MR_EdgeBitSet *	newPositiveEdges,
		MR_PassBy	onEdgeSplitCallback_pass_by,
		MR_std_function_void_from_MR_EdgeId_MR_EdgeId_float *	onEdgeSplitCallback )

This function splits edges intersected by the plane

Returns

edges located above the plane (in direction of normal to plane)

Parameters

polyline	Input polyline that will be cut by the plane
plane	Input plane to cut polyline with
newPositiveEdges	edges with origin on the plane and oriented to the positive direction (only adds bits to the existing ones)
onEdgeSplitCallback	is invoked each time when an edge is split. Receives edge ID before split, edge ID after split, and weight of the origin vertex Generated from function MR::subdivideWithPlane. Parameter polyline can not be null. It is a single object. Parameter plane can not be null. It is a single object. Parameter newPositiveEdges defaults to a null pointer in C++. Parameter onEdgeSplitCallback has a default argument: {}, pass MR_PassBy_DefaultArgument and a null pointer to use it. Never returns null. Returns an instance allocated on the heap! Must call MR_UndirectedEdgeBitSet_Destroy() to free it when you're done using it.

MR_trimWithPlane_MR_Polyline3()

MRC_API void MR_trimWithPlane_MR_Polyline3	(	MR_Polyline3 *	polyline,
		const MR_Plane3f *	plane,
		const MR_DividePolylineParameters *	params )

This function divides polyline with a plane, leaving only part of polyline that lies in positive direction of normal

Parameters

polyline	Input polyline that will be cut by the plane
plane	Input plane to cut polyline with
params	Parameters of the function, containing optional output Generated from function MR::trimWithPlane. Parameter polyline can not be null. It is a single object. Parameter plane can not be null. It is a single object. Parameter params is a single object. Parameter params has a default argument: {}, pass a null pointer to use it.