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2 d. p; Q* ^1 d C
8 ~, p0 ?4 p) P% i0 e. f8 q* N5 h
, m2 y, ?4 d8 Q" `" e- /******************************************************************************/ J/ Y) W4 Q! m5 L
- Copyright (c) 1999 Unigraphics Solutions, Inc.5 u: y' U) J8 s$ \: i
- Unpublished - All Rights Reserved% e% N4 b- K. g% q& w7 M1 Y
' g% ]) x3 C7 \0 X% b1 Z# y- *******************************************************************************/0 S: Q1 \; ~; p* Q+ S9 X; w- y
- /* This example demonstrates the UF_EVAL api for lines and arcs.
U; C7 _/ ^2 w( j5 H4 i( b. d - Some of the UF_EVAL routines operate on an evaluator
$ j6 Y& b5 o& f# D7 ^ - independent of type while others are type dependent. No longer use/ q5 Q# k \: B$ ]/ g2 B( R: B
- UF_CURVE_ask_curve_struct ( ),4 `4 y. D+ d* q% v) v& p5 a/ L
- UF_CURVE_ask_curve_struct_data ( ) and. _! C1 v6 W! F- g7 i
- UF_CURVE_free_curve_struct ( )* w o B3 O. U' a& q
- */
5 _7 L a9 n5 ^, \9 f5 y" g9 {
1 j9 r1 b' o$ d% v/ K- #include <stdio.h>
9 e1 E5 v) R( ^! ]2 n- M3 K - #include <uf_object_types.h>; O r+ }: {: I+ ?: d
- #include <uf_curve.h>- W% F- P) t* r; i
- #include <uf_eval.h>
. S+ g) P. b- M - #include <uf_modl.h>- X: Z2 l6 M# g
- #include <uf_part.h>& x2 i( X0 }- e1 ^8 j0 E
- #include <uf_so.h># _3 j* Z. ^8 R" Z/ s4 F6 i2 a% F; |
- #include <uf.h>
2 \: b6 O L4 R1 b9 |, M - #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) )0 q) a; {# c0 e, E' @+ P2 w
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts);2 T0 C ]/ z. M c1 E" O
- /*---------------------------------------------------------------*/
* g1 P% `+ s: ` - static int report ( char *file, int line, char *call, int irc )- ^5 D# w! n( g' Y! E
- {
) k6 s+ r( N+ a5 V, R - if ( irc )+ s" r& {% N* W
- {0 g0 H2 ]6 W& _9 ^, L1 ^: D
- char message [ 132 + 1 ];0 q# W' J* P4 q# Z- S
- printf ( "%s, line %d: %s\n", file, line, call );
9 g8 j+ m* v$ k- F( { k1 y - UF_get_fail_message ( irc, message ) ?" v% A( ?% S- Y! b; {7 O
- printf ( " error %d\n", irc ) :
& m0 t5 i/ A7 g1 o - printf ( " error %d: %s\n", irc, message );* O1 W) r4 D7 w+ c$ s8 t
- }1 s% ]0 b6 e {9 E$ R8 [! @
- return irc;; J8 Y0 b# A% E
- }& F. U5 b8 x. P" l
- /*---------------------------------------------------------------*/
9 \% j% {& n5 b - int ufusr_ask_unload ( void )* G8 D: \0 B; F5 y- m! Q* [/ u- B9 |3 @
- {. z @ ^& S9 w- k& j) r
- return UF_UNLOAD_IMMEDIATELY;7 A3 ^3 l# }. v% X; s
- }
( W* |8 K" r) d5 Y - /*---------------------------------------------------------------*/
. Y+ n$ @ y# Y0 r+ K* g - /* ARGSUSED */1 H6 i8 }& s+ u$ x2 P/ `
- extern void ufusr ( char *param, int *reTCod, int param_len )% A8 _6 A: _9 H4 |* l
- {4 A3 F4 v. c/ B) e) i
- tag_t line;' L+ W, w. N' w2 i0 j1 M
- tag_t arc;
# T0 j6 u& }' E3 C { - tag_t edge;- ^# q ?6 U* F* e \
- tag_t edges [ 3 ];+ W5 R0 K; u- F) i: i! j
- UF_EVAL_p_t line_evaluator;; t6 O# W7 R" Q/ |$ j1 \5 a6 A0 K+ t
- UF_EVAL_p_t arc_evaluator;
N# C# J c0 K) m' v7 Z2 t - UF_EVAL_p_t edge_evaluator;
! c/ Z, a1 b4 B - UF_CALL ( UF_initialize ( ) );) _8 N* {& t1 M. @6 f' z6 v; q
- /* - Z5 _! R: m: C
- Create new part "ufd_eval.prt".+ ?% B" j7 ?* J8 X
- ' {% G( @/ U3 x5 n* K/ |
- Close part if it already exists.* |0 `/ z8 b9 ^9 M/ G
- */
8 z! r- ^( s& o$ W* B - {" v; F( T- ?9 _ G a! ~
- tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );
; U8 B0 R( r6 b9 F8 D7 ?! U - if ( part != NULL_TAG )
[2 J# Q- K* o/ x - {& o) e0 M- G: n6 }3 F! U# u* L
- UF_CALL ( UF_PART_close ( part, 0, 1 ) );/ Z6 s- o9 x4 W( G
- }
2 x% t0 O( D9 @; [ - UF_CALL ( UF_PART_new ( "UGd_eval.prt", 5 @9 s; D/ y' a
- UF_PART_ENGLISH,
+ H$ K. O& L, k, p0 M - &part ) );
5 ^: y$ W, h* R - }
) x- G+ {) M3 T6 b3 ] - /*
; e& K" f8 k6 q( V- ^ - Create block and get edges.
! k/ i* S( J& R% }1 Q; b5 ? - */
8 c/ q# ^8 F2 b9 q- ?5 J - {
7 y" X$ f+ ?0 D# h: u& N5 U - double origin [ ] = { 0.0, 0.0, 0.0 };! a4 }0 _7 v( s7 t9 v9 {
- char *sizes [ ] = { "1", "1", "1" };
% k7 z! A1 \3 Q5 j - tag_t block_feature;* _; \$ s p; T
- ) L/ F! o* l; C4 U N8 M& g5 D
- UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN, 7 Z/ E6 j9 f* _4 W4 C H
- origin,
2 ~9 q* ?. j0 @' {& `( M' A - sizes,
. J ?6 \/ o; E3 F e% I6 Q - &block_feature ) );0 _9 p* c# s, ~
- {' I$ R/ P! O F, n/ o V+ E
- uf_list_p_t edge_list;. p9 g5 Q/ y7 ^) B; ]
- UF_CALL ( UF_MODL_ask_feat_edges ( block_feature, 1 H0 k( a+ F' ?5 a: z- X
- &edge_list ) );
$ z# F$ Z; B$ ?3 ?( F9 A. `$ W [- W - 3 d9 Q4 t9 _! R1 b6 j8 o8 p2 i
- UF_CALL ( UF_MODL_ask_list_item ( edge_list, & s) `- n) m; |. ^. P
- 1, 4 b* m3 P6 |% G* }/ l8 ?
- &edge ) );
& v4 u6 \ B4 K+ l9 s4 D - edges [ 0 ] = edge;
! J' f6 Y& _. f3 [- w - edges [ 1 ] = edge;
4 n& p* H a1 O' f3 d( U4 h! ]# n5 e - UF_CALL ( UF_MODL_ask_list_item ( edge_list, / q3 a# W* `% p) M. J
- 0, . g8 x) i8 }" b
- &edges [ 2 ] ) );
# R3 Y' O! c& R7 P - UF_CALL ( UF_MODL_delete_list ( &edge_list ) );
' R4 r5 o4 |1 u9 z$ W6 `! } - }: t2 b; b7 ]7 A% [$ D4 q
- }
' S# I/ S% k; |4 |7 J( | - /*
2 u, O5 G |4 K0 o2 c4 R - Create smart line., O+ ?9 z- r2 y& B/ w+ E% Y h
- */
. z1 ~! s6 _9 T/ @( y( \* J - UF_CALL ( UF_SO_create_curve_extract 2 Z) [8 p) a5 S2 Q2 ^
- (
; x! y/ \! u9 A - edge, + @- e* o. c1 k: n& U( {. T
- UF_SO_update_after_modeling,
/ Y3 f& @ a( }- {. }; k - edge,
9 m, n1 h. t, h7 P - UF_line_type, /* enforce line type */# J. K7 ^7 F( d' p/ O: V! Z- ]
- 0, /* no subtype to enforce */; w% @1 g% {& b! Y
- NULL_TAG,( x$ ?% Q) D% _- W
- &line 2 J) y" [! y, |3 l* ]: n/ t; B# w W
- ) );* |+ p1 [# |! f9 X3 X
-
4 ]. B0 F* R/ X2 [ - /* . o5 K/ O5 p; P6 r i' U
- Create smart arc.! P0 A8 g2 t/ {5 S* w- Q2 ~
- */' n: _9 n6 G/ D. J0 P: w G$ p7 u
- {* \; w4 @. @! D2 j
- int i;
0 O: I' n7 F& R - tag_t points [ 3 ];) V% @" |1 b& l& g
- for ( i = 0; i < 3; i++ )
8 _* y2 |7 ~5 d) d4 y9 r - {
: ?* N5 Q5 f4 E, |, d6 X - char *strings [ ] = { "center=1.0", @3 e! X8 H' V, f, C; F
- "start=0.0", ( o! a. d' U. e5 ]( G* j& l# q
- "end=1.0" };
) e- }+ n9 l# T! O - tag_t exps [ 3 ];
" c. {0 t3 R- e& { - tag_t scalars [ 3 ];: Q7 m3 y7 M! ]+ q4 s# w$ p
- UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ],
* s! P6 R1 b3 J* u; e6 N* ], e - &exps [ i ] ) );
: r3 h3 H+ }& M: f3 S7 d N# h: m - UF_CALL ( UF_SO_create_scalar_exp + h4 W% m5 h1 o" O6 g7 t
- (
5 `0 [% k' E6 D* @. M A - exps [ i ],
+ G# P7 a$ Y# V% w( Y - UF_SO_update_after_modeling, ( m& s5 ^1 T. M5 t9 b
- exps [ i ], + }& L6 M$ z/ r) e3 ?1 N
- &scalars [ i ]
4 A7 \( l# d0 _ E( T! V1 Z9 L - ) );- c. X# ]; w4 |* W# b% U
- UF_CALL ( UF_SO_create_point_on_curve
: E" K0 I! H# Q2 y/ P - (
9 u" Z3 S" t# V! x! r/ t - edges [ i ],5 D; Y3 L0 Y( K+ l! P
- UF_SO_update_after_modeling, 2 O/ a+ ^. y( P/ c2 A, f0 T, d
- edges [ i ],
% r! u! _6 a' a/ a/ _% d+ W - scalars [ i ],
: {4 U- X& c8 z5 G- K* _- o6 V/ g - &points [ i ]
0 N+ I( j2 M4 d V6 b - ) );$ h) {9 N, P9 L
- }
3 V- ~/ g" U. K, p) ~0 Z6 r - UF_CALL ( UF_SO_create_arc_center_2_pnts % o% Z2 H! N$ o" f" S" W
- ( $ q: b( q3 s8 S3 _4 j2 u Z+ t
- points [ 0 ], - r( J) b& g9 B- L4 m' ]: Q
- UF_SO_update_after_modeling,! t1 N/ e( S) F4 ?$ g
- points,
' `' A F M9 S8 X0 B2 B* o; ]! H - &arc
, I' i4 ?! x) z, h% H - ) );* t) Q' Y# z) Q$ R
- }
1 Q1 d& H9 y/ q) Y -
7 H& @3 G3 v6 A9 d: R' v2 n - /* % M/ G" b0 i0 _( d7 ]7 k B
- Smart objects are created as invisible objects by
& B& K3 M0 K7 S+ p6 \ - default. UF_SO_set_visibility_option ( ) can be
: U8 C/ ?4 I, N# c$ \! W - used to make them visible in the graphics window.3 J1 k' |( \1 ]% P2 z2 Z. c+ A% m
- */
3 {3 @/ p" E6 t7 I* [. {0 F! F - UF_CALL ( UF_SO_set_visibility_option ( line, . _1 s6 U" D; w Q4 o
- UF_SO_visible ) );: T) H) R7 j. F) [; k7 d
- UF_CALL ( UF_SO_set_visibility_option ( arc,
9 r- C" e9 H+ k) [ - UF_SO_visible ) );; |! r+ _7 J& r
- /* ( F0 l9 }8 c# b4 W# L. G
- Get line/arc/edge evaluators.5 D- E) {& }( w3 l/ U5 ~2 I9 ]$ c
- */
% A4 C4 }, N' S' [# k- _& s - UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );
' C U! @/ b8 Z - UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) );" s( ~6 E Z, p0 y1 i
- UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );% I% l2 ?7 w& C; O- n/ y
- show_edge_points(line_evaluator, 10);
& v/ P+ Y7 ?1 n: T3 }% u. u/ H/ n# r1 j - show_edge_points(arc_evaluator, 10);
3 k% ~# |! c- K w4 @. E/ s9 y - show_edge_points(edge_evaluator, 10);) X; s# F T1 ^8 q& c0 z) o
- /*
/ ~# O3 J; W1 M% f. R3 F9 @+ {& U - Get line/arc/edge data.* B& ]. A, ?. e; w
- */7 u( Q3 E5 ?# Y9 w
- {
+ r9 n8 r# K4 z( ~. | - UF_EVAL_line_t line_data;
: h: b5 |) o t) S% w - UF_EVAL_arc_t arc_data;
2 _/ u2 l; q) t7 A - UF_EVAL_line_t edge_data;8 G" F/ ~ a8 L- K/ }1 D' S
- UF_CALL ( UF_EVAL_ask_line ( line_evaluator,
4 F& Z, D+ a6 P- j; f3 v& w - &line_data ) );" b2 }# `+ |+ |/ b* T
- UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator,
7 ~( |& n) z. Q5 Y - &arc_data ) );
' B0 K6 G4 Z# L. g8 J f5 O3 G - UF_CALL ( UF_EVAL_ask_line ( edge_evaluator, 2 X4 j& K% k) o/ I- b, \2 {3 `
- &edge_data ) );/ d( e' z1 @9 h$ z
- }
! n0 @0 X+ T: T% w; _6 U+ I. _ - /*
3 ^; V& i" E% ]2 M I - Check line/arc/edge periodicity.
# \4 |( O x% Y* P( V0 v. ` - */
. T# b2 j+ _6 T1 c. S5 T - {, c& ~8 j( p9 S: B
- logical is_periodic;. b. K; |0 `! h% j; Y( [
- % _# } O* a" [9 L0 p
- UF_CALL ( UF_EVAL_is_periodic ( line_evaluator, 2 ?* H. Y3 f3 D1 x" o! }. @
- &is_periodic ) );
2 F m* n5 v' a/ z$ ` - UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator,
5 I+ Y+ \7 f& z( d- c; e - &is_periodic ) );
* o0 v# V) ?0 t" l- U - UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, ; F$ ?3 e5 Y0 u# p l
- &is_periodic ) );, L0 g, I# ?0 b- v+ }9 n" G+ l2 Q( o
- }
) X' v0 l7 B1 q4 ? - /* 0 j- D: d6 k- a2 z
- Evaluate line/arc/edge./ s& G8 `+ G5 }
- */
; x" h4 A) }4 ?, E, S, A8 m. q" _ - {& F5 k6 I- J9 O1 b U$ r
- double limits [ 2 ]; 4 m4 w, G: {$ o( Z6 |; e2 a
- double mid_t;4 C" e+ {- G% ?; b2 L
- double point [ 3 ];
5 S3 _5 q- u0 J7 X - double derivative [ 3 ];
3 J i' r( U* ]8 _) @& m - double tangent [ 3 ];
5 M* Z: \. L' P; r - double normal [ 3 ];
5 ` g9 @% b+ |: _7 V - double binormal [ 3 ];% T9 T& Z! [2 K5 ~! u7 K; u5 M
- UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );+ N, l- [. g( k m
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;+ j# x* p0 f8 P
- UF_CALL ( UF_EVAL_evaluate ( line_evaluator, 9 q! }4 r; I1 _$ p7 ?( \* U5 D
- 1, & \/ i% {- I; O0 A5 f5 `
- mid_t, # t* W$ p& x. C0 p- ]! Z B
- point, & P! I+ U* q* P" {/ L; a0 T9 B
- derivative ) );
. K- V- W7 N& u9 x& g% M( G -
. i, ?1 j6 k9 R3 k! D5 E/ @ - UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator, 8 Y/ b, }8 ~+ v( z3 C2 T# C9 `
- mid_t, + ?1 U4 L; W6 t/ \5 `8 h
- point,
0 l: C6 Y. h' t - tangent,
" Z5 z% p; @0 F8 b - normal,
8 F' ?: ~0 @ m# B3 |, D: M8 G! y - binormal ) );
0 ]9 e* R2 b& [' j, H) Y - UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );5 A5 A5 h# O% Q2 l$ ~+ B
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
5 k9 r t# ]# J( E1 d Z; e1 m1 J+ c - 7 W! c1 Q9 W# X, R8 ~6 A
- UF_CALL ( UF_EVAL_evaluate ( arc_evaluator,
4 H( i5 J8 ?( J9 W+ \0 [ - 1, 4 ^. e3 _! _; K: [( B
- mid_t,
4 l8 a, s- U: i6 k+ X - point,
! R7 [. o1 l1 u - derivative ) );+ n6 p0 [, X1 g1 m# e. O, c
- * B7 ~9 B& Y3 s U/ @, f
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator,
' z/ ]7 \( e' W8 I7 {% r& r - mid_t,
5 \4 _0 Y' O3 Z2 f' { - point,
% H9 Q6 v# I" J( P0 o9 @7 @ - tangent,
8 E0 Z. e* I7 [$ K( C - normal,
7 f$ z; t8 A4 s5 L o - binormal ) );
( [) O8 i: G. ?9 n2 e o0 ? - UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );
3 _, B! U! M. i! R9 | - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
0 k" L) ?' X( |2 A - UF_CALL ( UF_EVAL_evaluate ( edge_evaluator, 4 G" `; U. K0 z+ g; |
- 1,
' t( V2 e% z$ _ - mid_t,
6 @! u; f; {8 t; N4 I. ? - point,
) K. \; |* P3 k3 I; f% w - derivative ) );% \' Q; f* |' F K8 r
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator,
8 J! f$ N7 E; J* n- p2 w- F - mid_t,
, i3 [3 D' H" x7 f; x - point,
' m6 S; J* O& d; l+ G - tangent, " m' |- x4 ]5 L! P2 d0 R
- normal, - P6 N! f+ z0 T+ z- O
- binormal ) );; L- d: }( z) r% {4 A7 U4 b) M
- }
2 v( T5 m" u0 y, _ - /*
. [* r" ?: x1 T3 z* p - Check line/arc/edge equality of evaluators.) _! I: [ B! w4 Z" H" e
- */5 j3 g8 b3 f9 x/ c5 n3 e+ |+ e
- {
: Z3 q, m& s' _7 {2 i3 h; x3 G - logical is_equal;
?6 D3 t& F$ J - UF_EVAL_p_t line_evaluator_copy;
& @, z+ ?8 S! N# t6 Q/ @ - UF_CALL ( UF_EVAL_copy ( line_evaluator,
" }3 M# u) S9 a8 h0 [ - &line_evaluator_copy ) );( i; n: m) ]& D
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,; F% q( m3 ?( h. \
- line_evaluator_copy,
/ v' f6 b+ r; K' _0 D - &is_equal ) );
8 L& ^. w( e+ t" Y6 d6 @. _ - UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );* u' ^- |3 u- v0 W, h4 P U0 }: `
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
6 u) s& R( ?* g, V$ x - arc_evaluator,
5 w3 b$ V6 f: b$ d/ M% E( g - &is_equal ) );
' I d5 K S' G( |0 n - UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
- P/ M1 X9 k# [ - edge_evaluator, ) J$ X- T* x( I. A% q
- &is_equal ) );
5 Z- l* @. ~2 x% t, a% v5 E - }
6 m% B; p6 n/ f& |; m5 X. O - /* 0 d1 [0 `3 u" q/ q& X9 L4 M2 k
- Check line/arc/edge type.3 v5 i, a# m! ?: L! V% N& O
- */# R8 Q6 K Y$ | c( @8 O' g
- {
+ d1 ]! R3 k# o) e( d) |/ o - logical is_line;
: C# t2 K0 ]1 s- y7 @4 G - logical is_arc;+ _1 y- ~: F+ C# G+ d
- UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );4 }# v3 W$ H. v( @! w- z8 o
- UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );
7 J y# z, J6 T- m - UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );
% n9 T5 d% O6 t* L' A* k - UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );# i/ I5 X+ U3 J# O5 A
- UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );
: r( Q; Q0 O. Q; n G2 u - UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );
5 `2 N; [9 f; a( q l, Y" y - }( ]/ r7 H' } W* n, v
- UF_CALL ( UF_EVAL_free ( line_evaluator ) );8 v" x3 |/ C; Q! p9 x) _* C4 \# ?( m; R
- UF_CALL ( UF_EVAL_free ( arc_evaluator ) );" m1 T# |% U3 x. W" j1 Q9 u# u
- UF_CALL ( UF_EVAL_free ( edge_evaluator ) );% B/ D. q6 w. R A1 D/ M& ?
- UF_CALL ( UF_terminate ( ) );) U5 U2 ?8 A5 p( S( r% @6 U
- }
, {" Z8 [& [, |% l5 E
2 b, |' @2 C6 u, ~2 I- /* This function will disply n_pts equally spaced along the) |" I4 }7 I7 x; y; c: K8 H
- input curve.4 c/ X' B1 f" I9 \/ l$ o& w: @
- */$ \/ l2 l" `- w7 m" O
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts)
" l$ q5 X0 }, v* ]; f, S7 g - {4 z0 S* l0 R) Y( ~% G% d
- int ii;
+ k2 j$ {+ Y. L- H - double limits[2], p, point[3], end_parameter, start_parameter;/ P" s6 F5 U( G, [& v
- UF_OBJ_disp_props_t
) L) R! u' A9 F+ \' O0 w - attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,/ z' ?3 j. {3 K$ Z
- UF_OBJ_FONT_SOLID, FALSE};
4 n5 g4 `6 b- r3 N+ T5 D - 3 l! P& Q3 @& F5 G; C
- UF_CALL(UF_EVAL_ask_limits(eval, limits));& M% B6 S$ N2 o& L
- printf ( "limit0 = %f\n", limits[0] );& z) K- e& V. F4 r
- printf ( "limit1 = %f\n", limits[1] );
2 J' W& \- e% G$ Z D: y+ |, v, B6 ? - start_parameter = limits[0];; U) P- M/ |7 s2 l5 i, |. U, I# [, [4 k
- end_parameter = limits[1];& _, c7 O3 i3 m0 v6 e Z
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- for (ii = 0; ii < n_pts; ii++)- v; b" M9 K+ p) d
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- p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1));
4 C# K4 y! G0 ~, K - printf ( "evaluate = %f\n", p );: H+ [) J3 _9 l. M
- UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));
; z; L, o( z3 B4 M - UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,' Z8 R8 @+ f8 H3 z! x7 }( ^+ K+ c
- UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));
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