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* z- A6 @4 E& e6 C% C1 F0 g7 C
* A. e' W$ G: M2 p$ ?. H1 E3 {& Q0 f: c+ }9 v, H! T
& ]% N1 d6 t, ^8 w& ?- /******************************************************************************
4 X9 Q1 Q5 g* @5 c. v3 ]8 W - Copyright (c) 1999 Unigraphics Solutions, Inc.: f ^" @6 E4 M9 b/ ?, j) F
- Unpublished - All Rights Reserved
3 p& _6 W3 g$ _+ N2 D E
: C( R" | f6 ^( C; `- *******************************************************************************/
) D. h! p+ \& ?4 E' ~9 s - /* This example demonstrates the UF_EVAL api for lines and arcs.
5 S9 ]9 g/ a4 m3 h* E! L' N - Some of the UF_EVAL routines operate on an evaluator; n5 `! B1 i: A2 C o
- independent of type while others are type dependent. No longer use& I$ [& m a; Q" X
- UF_CURVE_ask_curve_struct ( ),
# j: @7 E/ O* f - UF_CURVE_ask_curve_struct_data ( ) and
$ g$ P/ C% G6 a/ V. V - UF_CURVE_free_curve_struct ( )0 G% S7 g5 e. ^% M/ l
- */
" Y: E5 a A( \6 e' @
/ P! c3 t! x4 T0 J K+ o: c- #include <stdio.h>
r0 U) _5 n* k$ s2 x* x; z5 b - #include <uf_object_types.h>) Y! h- T' Z3 b7 _; Y
- #include <uf_curve.h>
1 h: O# K( B& j4 D7 p - #include <uf_eval.h>
+ H8 c9 x1 \: g5 Q. c+ M1 _ - #include <uf_modl.h>& Z5 b4 w% A* w, m, {1 H
- #include <uf_part.h>
, S& T' y7 u# }" q! @* [ - #include <uf_so.h>
2 w2 j& v$ ]+ c" d3 Q - #include <uf.h>
; l2 u' b( x+ V# y - #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) )
, S) Q* ~* S/ Z* J - static void show_edge_points(UF_EVAL_p_t eval, int n_pts);$ `& n3 R: T* W4 C6 T
- /*---------------------------------------------------------------*/
- c" d1 l* t3 P4 w+ [7 w4 ? - static int report ( char *file, int line, char *call, int irc )6 i" E4 s5 o: V) n' U
- {
: j: z% q* d$ m3 O - if ( irc )
) I- H! O% L/ s& U* X9 O( d) B - {! q6 W m r& M
- char message [ 132 + 1 ];. `- ?" O# n5 \) ]9 H. N% w6 x4 H
- printf ( "%s, line %d: %s\n", file, line, call );
0 X- b. O: U* o- i. d- B2 M& b2 C" c1 j - UF_get_fail_message ( irc, message ) ?$ f. E" X$ V/ v3 H
- printf ( " error %d\n", irc ) :
( X: W j+ s( X+ o" t - printf ( " error %d: %s\n", irc, message );
' T0 J6 ]$ p, o# f% P - }
/ M7 O, s4 G0 P8 i) ~* z - return irc;
- P7 i' A7 t% \# x% [ - }- _1 v4 Y) e' F9 u# x- z9 D: w; }
- /*---------------------------------------------------------------*/
$ ~5 }2 d6 W( `6 Q; S" y3 f - int ufusr_ask_unload ( void )
4 c3 u1 f6 ~" K. W5 W# L - {' ?3 x# z: x- D$ h
- return UF_UNLOAD_IMMEDIATELY;6 [- N9 }7 `% @3 k
- }
W6 p" Z1 \$ [1 k, P1 r2 L' F& o, I3 ~ - /*---------------------------------------------------------------*/9 `6 ^* `, U0 Z0 m8 l( h1 ]
- /* ARGSUSED */; [( _1 {2 J/ l5 Z$ Q, t
- extern void ufusr ( char *param, int *reTCod, int param_len )' O) H5 r4 r9 W
- {$ ?3 k3 u1 w* W
- tag_t line;4 C1 G4 |% T8 L1 @: |$ F
- tag_t arc;' F2 @* l# u: y- l$ k0 A+ g8 s
- tag_t edge;% \5 X; t7 A' N
- tag_t edges [ 3 ];& `) U0 G& J/ E
- UF_EVAL_p_t line_evaluator;
' k0 n- b- k4 h M - UF_EVAL_p_t arc_evaluator;1 r1 o0 x+ G$ P* e- |# v
- UF_EVAL_p_t edge_evaluator;" a g/ K! b, a/ P- s \7 X
- UF_CALL ( UF_initialize ( ) );2 j7 d" [4 c- C9 X- M# P
- /*
4 p/ K6 @1 N( x" C! v - Create new part "ufd_eval.prt".) J5 y" ?0 A' ?
-
- Q) F3 B; U- w5 u6 S - Close part if it already exists.& m1 K* m# x7 P5 O
- */
* s% ^% G' f! Q' H$ r - {$ I/ C: @% D* I$ c1 V
- tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );& m& I) I/ E8 C. n. z: N n& C
- if ( part != NULL_TAG )
" y2 z5 d4 `* X" H. v" W4 \ - {
5 M5 E: q4 \- w8 O( \" a - UF_CALL ( UF_PART_close ( part, 0, 1 ) );7 T) r% }: j9 w& e" L& [
- }
0 G, E1 w2 {# X0 W/ }7 y* r - UF_CALL ( UF_PART_new ( "UGd_eval.prt", 2 F, s j! k# u. P$ w/ z
- UF_PART_ENGLISH, 9 [. _6 c0 o! N* a& o
- &part ) );/ Y: ]9 r5 ?5 F8 b% N: F* t
- }, J3 L0 n; J( W0 O
- /*
6 ^) w0 j" p! u' ?) i - Create block and get edges.
0 v) N h- P& b' m - */$ n. P7 X4 R7 T
- {
" {* Q9 t: P# D7 X - double origin [ ] = { 0.0, 0.0, 0.0 };( g; n4 n; ?5 s& i" S4 j0 k
- char *sizes [ ] = { "1", "1", "1" };
# u! _: |5 H# f" q - tag_t block_feature;
. O- c! @2 T, B$ \. z8 F4 l( ^1 b -
. t' M3 ^+ k4 W - UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN, % o! H) a* g4 L, a6 ]6 y9 k* }
- origin,
) x. P4 `. z4 ^0 Z7 s2 Y - sizes,
$ ]; ^2 b$ U9 Y: i8 f& Q - &block_feature ) );! d9 e- z% K. f. F( P5 U- ]" v
- {
1 o3 {! K" D1 ], J% | - uf_list_p_t edge_list;8 j+ J1 B& P' g( L6 i$ a$ D
- UF_CALL ( UF_MODL_ask_feat_edges ( block_feature, 9 t# G" B# O3 q( w
- &edge_list ) );: q8 x# _# B2 W6 j3 y# A! ~
-
1 [5 C$ H# b, W, E3 M: ` - UF_CALL ( UF_MODL_ask_list_item ( edge_list, ) i6 U# l# c* V: p6 R
- 1,
/ i3 U% r5 g* r9 d9 Q! F; N - &edge ) );
) i& B* k/ |# t6 w6 D! @ - edges [ 0 ] = edge;
N2 h+ I1 l( t' k4 o# T - edges [ 1 ] = edge;
. [3 w7 u6 T$ s6 P! I - UF_CALL ( UF_MODL_ask_list_item ( edge_list,
: J5 W& \, o9 f6 ?+ V - 0,
8 Q2 W+ A, q" i" D$ k5 c3 c& U3 W - &edges [ 2 ] ) );" w" B' @0 r' W6 n- g! i
- UF_CALL ( UF_MODL_delete_list ( &edge_list ) );7 S$ ?5 C. l# a$ M/ r. m* P6 H7 v
- }* e* E+ f6 a: ` k$ \' n
- }
! i- U) u" X: n/ k% O) q3 y - /* ( j" O, b" L5 s, F# Y
- Create smart line.
6 d* a; i: `! s. {) m' K+ x - */
5 V) A) G+ I0 V, D6 {& g( P - UF_CALL ( UF_SO_create_curve_extract 7 s! G- q5 e; c
- (
" d. t7 m6 p8 x. X& I; x- j5 z. W - edge, 1 g2 o. \, _. `3 o% b" F8 F
- UF_SO_update_after_modeling, # F Z& r8 l; {9 b8 }5 |2 f7 f
- edge,$ m6 z! q z. s" ]' n* `* t% P! r
- UF_line_type, /* enforce line type */
: n0 K4 i. E5 C# L8 y - 0, /* no subtype to enforce */
. f/ @3 K( s; l$ o/ ?! K( ~. f - NULL_TAG,
; p( a! Y4 ?2 x7 o8 ?! ]9 i - &line 9 k5 o, W2 [$ j- R( i; ~
- ) );: ]4 G4 ]: N, V' D) T
- . `5 }. g; _' p4 [1 ]
- /* 2 f' W. x b+ n% z9 _
- Create smart arc./ ]0 W- C+ F* e
- */
: |2 c( x6 C. @6 ?$ T& d2 I - {. \# y8 H( I9 x' V7 B- U
- int i;
# b, |- F" L `! N& Y, i% x s* S5 @ - tag_t points [ 3 ];; q: E, k8 ?6 _& b7 V3 p
- for ( i = 0; i < 3; i++ )4 Q* |2 o& i2 Y' [# }) p
- {% W) } u5 {$ A( p. h9 a6 K
- char *strings [ ] = { "center=1.0", . e' w3 T3 d I/ ^
- "start=0.0",
* Z8 L" L: Q! X4 k+ o7 A - "end=1.0" };
! i: @ U) d' \. e6 b' v - tag_t exps [ 3 ];' ?7 G8 o" I. r% S: [" Q
- tag_t scalars [ 3 ];9 v( i+ Q+ t( t! t
- UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ], ' @5 q a2 ~6 |, D
- &exps [ i ] ) );2 S" ]( R1 l4 e7 Z& a
- UF_CALL ( UF_SO_create_scalar_exp ; m1 g( b8 m: j- l _! w
- (
1 g( q0 o1 t4 i8 s. W" T/ q6 Q$ @ - exps [ i ],6 m( ]4 O7 T) n Q+ I& A. N( ]: I
- UF_SO_update_after_modeling,
! A- P+ v, j# y* Y) L1 P4 \8 ] - exps [ i ],
6 p V3 O9 L- {/ Q+ O - &scalars [ i ]
/ E7 [6 i2 f- E8 ~! s& f! { - ) );
8 q( g; M' l9 M. y - UF_CALL ( UF_SO_create_point_on_curve
1 \$ r+ t3 C$ K3 B: N - (
" \/ U) x* g9 H. E9 E) P - edges [ i ],3 {6 z# X, p3 X8 \
- UF_SO_update_after_modeling, & c a/ e: Y2 Y8 y0 M" A% L
- edges [ i ],9 A; z* }: s! w. F- `0 F
- scalars [ i ],
- U( H: S. K4 W# L/ W0 }. A - &points [ i ]
9 R: r6 s( l* [3 D/ N! q. V - ) );
2 P' C$ V8 [. F& l: b - }
) J+ o5 u7 @$ j. D - UF_CALL ( UF_SO_create_arc_center_2_pnts 4 @( Q6 }: I9 h. c4 t
- (
/ N8 r9 M8 P, P9 N: z) g/ k - points [ 0 ],
/ Z* s R% Y& c6 w* }( f - UF_SO_update_after_modeling,
% @1 s' k) {, d3 h0 S" d - points, - }9 t4 ^4 W: j! ~/ }5 i
- &arc
5 N" P, b ^* `4 `3 W2 i4 \1 P - ) );5 \" p, b% n0 v; `+ X) N+ [( H/ X
- }1 o1 }* O2 K' l9 t- p: Y& I
-
& K* B/ j' |/ k4 J1 y9 c: r - /*
' \8 A% T2 o$ M" x C: X - Smart objects are created as invisible objects by ; r; l0 ?9 ~3 D! o I* G7 l, z
- default. UF_SO_set_visibility_option ( ) can be
: u2 T' @9 a! A% f: Y- g - used to make them visible in the graphics window.4 s! G# w3 Q: Z9 ]
- */& L4 T' W% [$ r- |
- UF_CALL ( UF_SO_set_visibility_option ( line, 6 z2 P9 Q! N& F, J, f
- UF_SO_visible ) );
8 f$ z" J* q* s* K - UF_CALL ( UF_SO_set_visibility_option ( arc,
" ]& x1 E+ p$ Y8 B: K - UF_SO_visible ) );4 P R% m" {: T. A( U3 X
- /*
& G: |5 f# ]4 z- Y8 G - Get line/arc/edge evaluators. V9 Q6 E4 O6 j8 u/ R) y. y$ g
- */
4 ?: `* `5 t3 v4 h - UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );7 B1 B* d8 V6 t, I' z' I( j
- UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) );
" r, R( |7 Z' O$ \ - UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );& ^/ K$ U! k* _' K
- show_edge_points(line_evaluator, 10);4 _( Z& I" j' v* B7 V
- show_edge_points(arc_evaluator, 10);- F! i7 ^" S( k0 c
- show_edge_points(edge_evaluator, 10);
+ j5 J/ w. {8 V c6 v& _. k" Q - /*
) w) L$ S! X) p( U* X - Get line/arc/edge data.0 m% s: V9 @ R$ P
- */. z% m; T; l0 N% p8 l
- {* I8 e! \7 G; q; |8 O
- UF_EVAL_line_t line_data;( m8 E0 D# o0 D$ i3 I2 v
- UF_EVAL_arc_t arc_data;
- ]4 |' W' g$ r2 w - UF_EVAL_line_t edge_data;( e+ ~) L" S- V8 v0 ^
- UF_CALL ( UF_EVAL_ask_line ( line_evaluator, & m" p: E3 p$ S6 ~( l/ o$ s+ p
- &line_data ) );
5 n' d$ l, @5 J% O" N6 C( k# v - UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator,
- b6 E3 G7 L7 H2 ]0 K, w - &arc_data ) );5 t" T9 z; e O5 l
- UF_CALL ( UF_EVAL_ask_line ( edge_evaluator,
" }/ r" J8 U/ E- d5 [ t - &edge_data ) );
) l% x) X: K* l7 n" s - }5 U+ X: [3 G3 D
- /* 5 a7 s) E8 C$ F1 Y; P" X t
- Check line/arc/edge periodicity.
9 l5 P: `0 B8 i- \6 ? d, C- ^ - */
0 b5 L/ Q) }( j2 g0 B9 e - {- { r5 n5 X) K' w) P! N
- logical is_periodic;
( G( z! _- e+ S. s, P -
. ]1 E6 o" D. a# d) E - UF_CALL ( UF_EVAL_is_periodic ( line_evaluator, 3 }0 C0 ]: w) ] k; |. w, \$ e
- &is_periodic ) );1 `" @$ I4 w v k7 Q# S6 d1 Y4 F: x
- UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator,
9 o. ]* \7 P, b! `7 T - &is_periodic ) );
" l4 G% \5 F) B8 h# ^ - UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, # [- R4 V* J3 Y" Y- t, E
- &is_periodic ) );- b H9 t! l: N7 h4 R* u
- }
; V( m4 O9 }+ d$ u9 N8 e) t& m - /*
) F' \1 d9 n# }; ^% Z - Evaluate line/arc/edge.
7 J5 d& m( d* R% N1 D8 W, ~( Y, k - */
' p3 A3 V! q3 l6 x" E6 { - {& `3 f; y2 R% [6 [+ H
- double limits [ 2 ];
6 v1 _" _7 K7 c8 S. Z9 t - double mid_t;7 C1 c- @4 D5 }; `0 h$ N9 \, \$ [ q
- double point [ 3 ];$ C& f( _6 @6 t! e5 `
- double derivative [ 3 ];. E& L) S* O* ^4 E- E" L# C
- double tangent [ 3 ];3 u) @4 U% e( t h/ j
- double normal [ 3 ];
& G; o1 l% K6 C7 v1 |$ D2 x - double binormal [ 3 ];
4 R ^$ g# d* h - UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );
& r) Z3 I& o8 e7 |- E/ R; x, ~ - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
$ Q' \7 G: |: s) X0 z$ U- \/ i: J - UF_CALL ( UF_EVAL_evaluate ( line_evaluator, . @0 _8 B) x6 P( v4 Y2 w
- 1,
( r8 d9 R+ Y" W9 V6 t4 Q/ V' J - mid_t, # H' i. k- V. P$ k, g
- point, ; |+ l4 }# h" G1 q6 g0 S
- derivative ) );
& C) ?7 @" n: X& f9 h2 F& _: U -
5 |! w9 ]6 [0 Y" l) D1 s - UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator,
# |5 p u3 u- V - mid_t,
) S7 O; o4 o4 T+ I# m# h - point,
- M2 s7 Q8 F( w7 L+ w( G4 ^5 B0 W - tangent,
( N3 Y9 t% l( s I - normal,
1 ?# X. `0 D; a8 m" d3 O4 ? - binormal ) );8 C! J- R* m+ f
- UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );
( A* q7 F% n2 { - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;+ M& P- \+ \% |. B) {7 {
- # K' n% N' ]6 D6 v% Z1 l
- UF_CALL ( UF_EVAL_evaluate ( arc_evaluator, " S! T8 b6 x/ m, ?3 E7 q
- 1,
* ]2 J6 @* |$ n* b/ q* I F* b- b - mid_t, % q' [- ]9 d' O9 l4 d2 V3 f
- point,
2 Z* F& a8 i' l5 k1 X+ F - derivative ) );. N* @; {" g$ S1 O
-
5 ^: Z/ V; J) O3 O$ s9 }0 w( C - UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator,
+ Y! A I$ e- d$ z - mid_t,
! ?6 Z9 u# ]. A% _4 @7 t) _ - point,
0 U0 N( | K7 X - tangent, 0 ^8 ]0 s- |7 E- d& S' o( r' T }
- normal, 1 g1 a4 n. M2 ^; H$ d+ K; ^: G
- binormal ) );
- u6 [: G' g4 m7 {/ j9 W8 D4 D1 s - UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );
+ ~+ z. W1 h: c5 j m W1 O - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
6 r7 f7 S! I4 e0 X - UF_CALL ( UF_EVAL_evaluate ( edge_evaluator, ( g' X1 n( e! n. m
- 1, 4 F9 E+ @% G: h9 u
- mid_t, ! N8 }$ H4 F* Y+ A+ M A, z; e' l
- point, ' A" t- c5 h8 p8 O7 N( }
- derivative ) );/ Y" [" N l/ h
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator, 3 \; T: L5 K, X1 }8 n n$ T+ l, ?: ]! Q
- mid_t, ; v# ] Z% A% ]- [5 [/ `
- point, % g" m( b' Q, ?! H
- tangent,
1 S: H/ l' H' Y( q - normal,
( V8 a3 v7 W: {; ] - binormal ) ); l( c! V4 t w$ Z
- }+ S2 `+ D( f3 x* L$ g+ b
- /*
2 }+ R) Z) r* s$ L1 E/ w - Check line/arc/edge equality of evaluators.. t8 ^. M& ]# S5 r8 f
- */4 P9 z6 O, s6 P& i" E: d4 O
- {
( c* ?8 t; \( y' h0 p - logical is_equal;
3 y3 m# d7 P! G" b+ N* `# L" U - UF_EVAL_p_t line_evaluator_copy;
/ `3 B- L$ a, V - UF_CALL ( UF_EVAL_copy ( line_evaluator,6 f: B7 q) N( X9 o+ _4 \* h
- &line_evaluator_copy ) );+ ]& O9 y$ v7 k/ |* \, w1 J
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
, k# n; C0 m9 ^! o1 Q - line_evaluator_copy,2 h, C$ W0 u! \0 ^
- &is_equal ) );
2 X/ j3 N) n. O) O( a; g' ]1 w5 z - UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );
$ A( {: j' `6 u3 x1 |$ i- ~ - UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
7 B3 G/ L" Q; s8 ?* l! Y - arc_evaluator,
# U# k& r# u7 [+ x - &is_equal ) );
, V/ q4 G, X2 U; q+ l# w& ` - UF_CALL ( UF_EVAL_is_equal ( line_evaluator, ! d; D$ S y' m0 F6 ]
- edge_evaluator, ( t4 @) _$ T. ?( I. q5 B6 V
- &is_equal ) );7 l" M- V7 v' R$ T2 i1 H8 u. z* o4 Q" X9 D
- }
; u1 \0 d c. n8 G& d# I; v& [ - /* & V8 z+ W, B y6 j& Y
- Check line/arc/edge type.% B# B9 c4 l3 c" P, f) z& r+ J
- */; d: s5 Y+ b% l
- {
2 D; S+ Z% Z" S7 M _4 _% e- l( { - logical is_line;% x- B1 Z" @1 `, z+ g, a
- logical is_arc;
. \5 Y2 F1 X6 n( Q* T - UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );( o/ }6 v- l7 M3 R- x% i4 D
- UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );
" f; G# O8 {/ n$ e8 }# k! s6 Z/ x - UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );
4 c" W! B$ Y; h$ u/ o8 J2 j* n. L - UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );# j( K% \# K2 H @2 X" C
- UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );) C8 x" G2 X" k* t M) z
- UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );1 B5 l$ z4 a a& Q
- }
5 A* M4 h p& R( G& } - UF_CALL ( UF_EVAL_free ( line_evaluator ) );* A$ `& Q. [1 q+ F: l
- UF_CALL ( UF_EVAL_free ( arc_evaluator ) );
5 K5 S# v; Z* I# f5 b! N0 @( Q - UF_CALL ( UF_EVAL_free ( edge_evaluator ) ); z. p& N, l2 a" x5 Q
- UF_CALL ( UF_terminate ( ) );
4 H2 i# c4 U3 C/ @' M - }
2 P" L* ~9 m+ f! p8 Y% B - ' g0 P9 L# O8 T6 ~3 d' k
- /* This function will disply n_pts equally spaced along the) s( x0 [8 [# \
- input curve.
% g- `% a+ {( W$ @- p0 F - */
- C# f/ g$ y% L6 G h7 A2 L: a7 l+ B9 Q - static void show_edge_points(UF_EVAL_p_t eval, int n_pts)
/ t0 z2 F5 K! f. _+ m/ ~$ u - {
! {+ P4 n. k# }& ? - int ii;5 E8 ^+ d' g' x; C; S
- double limits[2], p, point[3], end_parameter, start_parameter;
: T! J; [, G3 _9 z8 m+ ^2 V, N - UF_OBJ_disp_props_t& A. ]6 b. v/ N2 m
- attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,
2 u! B7 D! V+ K! R2 j& b( P. o - UF_OBJ_FONT_SOLID, FALSE};
$ R2 i! v& q- A - 8 d& A, K/ w$ C2 W* V
- UF_CALL(UF_EVAL_ask_limits(eval, limits));+ n/ j7 ~% @/ |) \4 j
- printf ( "limit0 = %f\n", limits[0] );: h s8 V5 E: u" R) K) I8 r
- printf ( "limit1 = %f\n", limits[1] );0 r+ }& A5 r0 U: q" ^7 \
- start_parameter = limits[0];
) s6 T: t$ V" S5 i% K1 @: [/ ^8 e - end_parameter = limits[1];
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8 n8 V& E' q: F- for (ii = 0; ii < n_pts; ii++)
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h) R! o1 M/ q; V - p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1));
/ g/ M9 A5 }- L - printf ( "evaluate = %f\n", p );
% D/ G# a) D* \( P$ e8 t# x% d4 u1 O - UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));
* B- w5 b+ r6 {& M( e( f. A - UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,. n* ~: n, h+ Y. n) E& \2 d
- UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));
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- ) x3 R& v0 a5 ~. j- }
- }
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