nurb_seg Struct Reference
[librt geometry, raytracing]

NURB curve segment. More...

#include <raytrace.h>

Collaboration diagram for nurb_seg:

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Data Fields
long	magic
int	order
	order of NURB curve (degree - 1)
int	pt_type
	type of NURB curve
knot_vector	k
	knot vector for NURB curve
int	c_size
	number of control points
int *	ctl_points
	array of indicies for control points
fastf_t *	weights
	array of weights for control points (NULL if non_rational)

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Detailed Description

NURB curve segment.

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Definition at line 1950 of file raytrace.h.

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Field Documentation

long magic

Definition at line 1952 of file raytrace.h. Referenced by rt_sketch_import(), and rt_sketch_import5().

int order

order of NURB curve (degree - 1) Definition at line 1953 of file raytrace.h. Referenced by get_seg_midpoint(), rt_sketch_import(), and rt_sketch_import5().

int pt_type

type of NURB curve Definition at line 1954 of file raytrace.h. Referenced by get_seg_midpoint(), rt_copy_curve(), rt_sketch_export(), rt_sketch_export5(), rt_sketch_import(), and rt_sketch_import5().

struct knot_vector k

knot vector for NURB curve Definition at line 1955 of file raytrace.h. Referenced by get_seg_midpoint(), rt_curve_free(), rt_sketch_export(), rt_sketch_export5(), rt_sketch_import(), and rt_sketch_import5().

int c_size

number of control points Definition at line 1956 of file raytrace.h. Referenced by get_indices(), get_seg_midpoint(), rt_copy_curve(), rt_sketch_export(), rt_sketch_export5(), rt_sketch_import(), and rt_sketch_import5().

int* ctl_points

array of indicies for control points Definition at line 1957 of file raytrace.h. Referenced by get_indices(), get_seg_midpoint(), rt_check_curve(), rt_copy_curve(), rt_curve_free(), rt_sketch_import(), and rt_sketch_import5().

fastf_t* weights

array of weights for control points (NULL if non_rational) Definition at line 1958 of file raytrace.h. Referenced by get_seg_midpoint(), rt_copy_curve(), rt_curve_free(), rt_sketch_import(), and rt_sketch_import5().

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

• include/raytrace.h

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