Blender: blender::io::obj::OBJLegacyCurve Class Reference

Blender V5.0

#include <obj_export_nurbs.hh>

Inherits blender::io::obj::IOBJCurve, and blender::NonCopyable.

Public Member Functions
virtual	~OBJLegacyCurve () override=default
Public Member Functions inherited from blender::io::obj::IOBJCurve
virtual	~IOBJCurve ()=default

OBJLegacyCurve
	OBJLegacyCurve (const Depsgraph depsgraph, Object curve_object)
const float4x4 &	object_transform () const override
const char *	get_curve_name () const override
int	total_splines () const override
int	total_spline_vertices (int spline_index) const override
int	num_control_points_u (int spline_index) const override
int	num_control_points_v (int spline_index) const override
int	get_nurbs_degree_u (int spline_index) const override
int	get_nurbs_degree_v (int spline_index) const override
bool	get_cyclic_u (int spline_index) const override
Span< float >	get_knots_u (int spline_index, Vector< float > &buffer) const override
Span< float3 >	vertex_coordinates (int spline_index, Vector< float3 > &dynamic_point_buffer) const override

Detailed Description

Definition at line 115 of file obj_export_nurbs.hh.

Constructor & Destructor Documentation

◆ OBJLegacyCurve()

blender::io::obj::OBJLegacyCurve::OBJLegacyCurve	(	const Depsgraph *	depsgraph,
		Object *	curve_object )

Definition at line 169 of file obj_export_nurbs.cc.

References DEG_get_evaluated(), and depsgraph.

◆ ~OBJLegacyCurve()

virtual blender::io::obj::OBJLegacyCurve::~OBJLegacyCurve ( )

overridevirtualdefault

Member Function Documentation

◆ get_curve_name()

const char * blender::io::obj::OBJLegacyCurve::get_curve_name ( ) const

overridevirtual

Implements blender::io::obj::IOBJCurve.

Definition at line 181 of file obj_export_nurbs.cc.

◆ get_cyclic_u()

bool blender::io::obj::OBJLegacyCurve::get_cyclic_u ( int spline_index ) const

overridevirtual

True if the indexed spline is cyclic along U dimension.

Implements blender::io::obj::IOBJCurve.

Definition at line 242 of file obj_export_nurbs.cc.

References CU_NURB_CYCLIC, and Nurb::flagu.

Referenced by num_control_points_u().

◆ get_knots_u()

Span< float > blender::io::obj::OBJLegacyCurve::get_knots_u	(	int	spline_index,
		Vector< float > &	buffer ) const

overridevirtual

Get the knot vector for the U-dimension. Computes knots using the buffer if necessary.

Implements blender::io::obj::IOBJCurve.

Definition at line 248 of file obj_export_nurbs.cc.

References blender::bke::curves::nurbs::calculate_knots(), CU_NURB_CUSTOM, CU_NURB_CYCLIC, flag, Nurb::flagu, get_nurbs_degree_u(), blender::bke::knots_mode_from_legacy(), blender::bke::curves::nurbs::knots_num(), Nurb::knotsu, Nurb::pntsu, and blender::Vector< T, InlineBufferCapacity, Allocator >::resize().

◆ get_nurbs_degree_u()

int blender::io::obj::OBJLegacyCurve::get_nurbs_degree_u ( int spline_index ) const

overridevirtual

Get the degree of the NURBS spline for the U-dimension.

Implements blender::io::obj::IOBJCurve.

Definition at line 230 of file obj_export_nurbs.cc.

References CU_POLY, Nurb::orderu, and Nurb::type.

Referenced by get_knots_u(), and num_control_points_u().

◆ get_nurbs_degree_v()

int blender::io::obj::OBJLegacyCurve::get_nurbs_degree_v ( int spline_index ) const

overridevirtual

Get the degree of the NURBS spline for the V-dimension.

Implements blender::io::obj::IOBJCurve.

Definition at line 236 of file obj_export_nurbs.cc.

References CU_POLY, Nurb::orderv, and Nurb::type.

◆ num_control_points_u()

int blender::io::obj::OBJLegacyCurve::num_control_points_u ( int spline_index ) const

overridevirtual

Get the number of control points on the U-dimension.

Implements blender::io::obj::IOBJCurve.

Definition at line 216 of file obj_export_nurbs.cc.

References blender::bke::curves::nurbs::control_points_num(), get_cyclic_u(), get_nurbs_degree_u(), and Nurb::pntsu.

◆ num_control_points_v()

int blender::io::obj::OBJLegacyCurve::num_control_points_v ( int spline_index ) const

overridevirtual

Get the number of control points on the V-dimension.

Implements blender::io::obj::IOBJCurve.

Definition at line 224 of file obj_export_nurbs.cc.

References Nurb::pntsv.

◆ object_transform()

const float4x4 & blender::io::obj::OBJLegacyCurve::object_transform ( ) const

overridevirtual

Implements blender::io::obj::IOBJCurve.

Definition at line 191 of file obj_export_nurbs.cc.

◆ total_spline_vertices()

int blender::io::obj::OBJLegacyCurve::total_spline_vertices ( int spline_index ) const

overridevirtual

Parameters

spline_index Zero-based index of spline of interest.

Returns: Total vertices in a spline.

Implements blender::io::obj::IOBJCurve.

Definition at line 196 of file obj_export_nurbs.cc.

References Nurb::pntsu, and Nurb::pntsv.

◆ total_splines()

int blender::io::obj::OBJLegacyCurve::total_splines ( ) const

overridevirtual

Number of splines associated with the Curve object.assign_if_different

Implements blender::io::obj::IOBJCurve.

Definition at line 186 of file obj_export_nurbs.cc.

References BLI_listbase_count().

◆ vertex_coordinates()

Span< float3 > blender::io::obj::OBJLegacyCurve::vertex_coordinates	(	int	spline_index,
		Vector< float3 > &	dynamic_point_buffer ) const

overridevirtual

Get coordinates for the (non-looped) spline control points.

Implements blender::io::obj::IOBJCurve.

Definition at line 202 of file obj_export_nurbs.cc.

References blender::Vector< T, InlineBufferCapacity, Allocator >::as_span(), Nurb::bp, copy_v3_v3(), i, Nurb::pntsu, blender::Vector< T, InlineBufferCapacity, Allocator >::resize(), and BPoint::vec.

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