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2 A& [- o/ }3 d% t2 d: }3 e0 h9 Z# ^& o/ o- \0 q+ U
' ^" C( {4 l1 D
' ]9 N, K6 h; O4 n( h- /******************************************************************************
* `! f2 i( W6 \ - Copyright (c) 1999 Unigraphics Solutions, Inc.
' Q6 Y6 o3 X" S6 z; D# O - Unpublished - All Rights Reserved
8 d- w1 O6 Z6 G
( e4 Y% U, Z: \6 v- *******************************************************************************// I7 a( R9 V7 ~8 `6 b' s
- /* This example demonstrates the UF_EVAL api for lines and arcs.
+ `! T6 G+ N* j$ i! }( E - Some of the UF_EVAL routines operate on an evaluator
1 T f- Y+ `% F - independent of type while others are type dependent. No longer use' H" B7 ^& z0 T# c
- UF_CURVE_ask_curve_struct ( ),
* u- j% c, h: v# Y P4 P( T) o6 I - UF_CURVE_ask_curve_struct_data ( ) and3 ~# L8 Z6 d1 ]6 y* z- K
- UF_CURVE_free_curve_struct ( )$ k* W% z9 [% [, a$ R% q# D
- */1 Q# Y" k- W. h: d$ `
- # G% o# j( @4 B
- #include <stdio.h>! }4 B1 {% [4 k
- #include <uf_object_types.h>
9 E5 \" Z: n, m7 l/ ^3 D - #include <uf_curve.h>- I" b" S, \: a
- #include <uf_eval.h>
D# X! D1 P" K, n& Q* W - #include <uf_modl.h>
- l$ g* |4 L Z* i5 S; `8 E - #include <uf_part.h>: ?; d/ d; a: J
- #include <uf_so.h>
, n; v) z1 B; B8 V - #include <uf.h>* T: T3 X# M3 e- c# I! W
- #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) )& f( Q0 u! L9 |
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts);
8 ?) {8 s1 a; t9 N2 ~2 R5 Z* o - /*---------------------------------------------------------------*/
0 d/ ~/ z/ j' ^; o! b/ I - static int report ( char *file, int line, char *call, int irc )" C# |( i @, ]5 l g- m! r) O
- {
( {6 \: b# W' j: |; B0 a - if ( irc )+ ~4 H+ y0 [ Z# W! Z- j* x% ]
- {! g7 t3 m; o3 F+ f
- char message [ 132 + 1 ];: B, `' e7 r) G. Y5 s
- printf ( "%s, line %d: %s\n", file, line, call ); k! E% c( [$ t/ t$ G
- UF_get_fail_message ( irc, message ) ?
]7 N1 R4 H0 H - printf ( " error %d\n", irc ) :# p" z% Y J; N4 g3 [# ?' ^
- printf ( " error %d: %s\n", irc, message );" v% n: @( D8 ?/ ^) P, O
- }
8 u, h$ O; x } v. { - return irc;
4 H: O. T- Q/ a, n5 _" T$ ? - }
! P: X4 L+ O) w# Q( A' i$ R$ W' Y4 v - /*---------------------------------------------------------------*/
8 K% k8 J) Q; z) u) W7 z$ G - int ufusr_ask_unload ( void ): |3 O& T. f, ]( d( K
- {
. {* C/ X' M6 {% i' u1 a5 m, ?) _ - return UF_UNLOAD_IMMEDIATELY;, g, F% y) F) Y% a) q) P. D
- }4 P ^5 t, v) t: u4 K2 A
- /*---------------------------------------------------------------*/
$ D3 ?7 R6 @9 n! T4 v% F$ d6 u7 ] - /* ARGSUSED */1 d* y! f" g; k0 _: O8 W7 V7 L
- extern void ufusr ( char *param, int *reTCod, int param_len )) s! `$ D/ I$ k2 T( N
- {
5 X" t& T q* X! r% x, m( g+ } - tag_t line;
2 X3 Z { q0 m& a; f r& o& l m - tag_t arc;1 R4 o' w1 R7 d. T% `
- tag_t edge;
0 L8 s2 D# [2 b* u9 o' E - tag_t edges [ 3 ];
( O, w$ V7 H( I9 u$ B: F - UF_EVAL_p_t line_evaluator;
1 o7 a% ?3 }7 R- o5 z, [ - UF_EVAL_p_t arc_evaluator;
3 J1 Q$ A; }9 k+ D/ E. X s - UF_EVAL_p_t edge_evaluator;$ l$ s( k- O$ D4 Q% U2 a
- UF_CALL ( UF_initialize ( ) );
$ L4 j+ D% f- i+ g) E0 V - /* - f: n8 |9 X; `/ E+ D0 R
- Create new part "ufd_eval.prt"., R1 M7 z; m9 k! ^
-
/ ?. Z# s& W B - Close part if it already exists.$ F, t% }( T5 _5 g/ T; ]8 m
- */$ X1 ~7 D/ Y% \" z" \- E
- {6 d! ] _3 e% b
- tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );
( Y$ z* E' P" ^ D2 ^; a; G - if ( part != NULL_TAG )6 T& ^/ _+ m5 i- q- U
- {
1 q* X6 ~& F, q4 @" f0 I6 m8 g - UF_CALL ( UF_PART_close ( part, 0, 1 ) );0 }# @% A. v4 v4 _* A" D
- }" j1 [+ o$ O, J& w" f0 i6 ?" p7 v
- UF_CALL ( UF_PART_new ( "UGd_eval.prt", : T2 Z7 y4 S* |0 n
- UF_PART_ENGLISH, , h+ ^7 I% @7 N$ ]: ]' z+ H8 L
- &part ) );5 @) A6 A+ j& d6 ] j! S+ q
- }
: l- _% j, J/ H - /* ( _+ `2 E- e& ?7 B5 ~$ H+ M
- Create block and get edges.
" e) I& a( `' r - */
; |. }+ h- N" a - {
5 U0 c/ y# {5 p6 r - double origin [ ] = { 0.0, 0.0, 0.0 };
! _; m, p. N" v1 l4 w - char *sizes [ ] = { "1", "1", "1" };9 F7 K1 Q1 A2 l/ {" Q
- tag_t block_feature;3 ]4 q! T* ~# U6 T* F8 k0 x5 U1 X
- " [ w1 f$ u% U* {2 B1 m( w& F0 z
- UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN,
" X3 N0 F; B% ^6 v' r$ h - origin, . F% ]$ c4 [2 ^* E0 j
- sizes, 7 Y; @0 ] C, n K4 w+ A
- &block_feature ) );
- ]' M! D4 I3 P" P - {
. F" o6 `+ a' A - uf_list_p_t edge_list;& M, u0 ]2 _$ L0 J& T
- UF_CALL ( UF_MODL_ask_feat_edges ( block_feature,
. q8 `7 D' O- [5 G$ I4 b - &edge_list ) );. X8 l. ?: \3 k* {6 R) q
- ; A3 J4 Q0 e# E! o! b
- UF_CALL ( UF_MODL_ask_list_item ( edge_list, 2 x ]* \* \5 Y- \" x# B
- 1,
0 a7 z6 G7 j0 k5 n' ? - &edge ) );7 g3 i' r6 W& O/ v, l
- edges [ 0 ] = edge;* h5 w7 Y0 z' N3 J
- edges [ 1 ] = edge;
. C/ Z7 l# m9 r6 s8 k! J0 q - UF_CALL ( UF_MODL_ask_list_item ( edge_list, 6 X& D U: t3 o0 Z/ N0 z! H7 `
- 0, . F; C K" i* ~$ ^* `- q2 q
- &edges [ 2 ] ) );
0 q8 m2 m' C' t2 | - UF_CALL ( UF_MODL_delete_list ( &edge_list ) );
3 _3 g4 O+ g9 L- k, I2 w - }
' i1 {: C/ q9 f+ k - }% P7 f1 H1 Y1 {: L6 s7 c
- /* : B5 |: m ]- z1 i2 ^4 E: P3 j4 \( k
- Create smart line.
; Y, }6 Y# O, z4 t) j/ l - */
. A4 ]9 E9 b4 i0 C9 { - UF_CALL ( UF_SO_create_curve_extract $ F6 W% \2 f# w c5 T: j6 N
- (
: r3 H6 q$ R5 l - edge,
* ?. f; J; z$ k+ U; _( W) S- r - UF_SO_update_after_modeling, + k. r( H+ Q4 J- b( X5 R1 _# d
- edge,7 k; `( T' D# T2 ?6 }! l4 r+ r- R- H
- UF_line_type, /* enforce line type */
7 A* h$ ?& J: v# I3 }# R! _ - 0, /* no subtype to enforce */
# f& c. ?3 _# L% Z- _ - NULL_TAG,
2 d9 h0 B% F, G2 ? - &line % P; S1 D6 n1 f6 _; {
- ) );, E4 r: l/ J+ C. @# z% ]6 }
- ' s c8 R- G" J1 @, b
- /*
5 H$ o% U! i0 V8 U/ U+ m6 Z - Create smart arc.
: Q9 M) k. b8 u9 H. H4 M: A2 }( F - */! T% c. c0 z. s! D
- {
: _0 R* A0 Q( Y" {+ o - int i;+ ~% M, M1 S6 j/ D6 ]
- tag_t points [ 3 ];; Y9 E3 c- c8 I+ k4 }% ~5 G
- for ( i = 0; i < 3; i++ )
; n h+ ]$ B5 W' J - {
, {; _" _. H3 d1 s' A - char *strings [ ] = { "center=1.0",
& l3 Q7 B- R5 V3 G! O# S/ b - "start=0.0", 1 Y7 v7 g* k/ a$ |" e/ i6 _% I. p
- "end=1.0" };9 ]/ [ v3 ~4 F1 W4 k t+ A; y0 W
- tag_t exps [ 3 ];0 ?( z6 C) }/ k; J$ l
- tag_t scalars [ 3 ];: g$ Z( {7 s1 T& ] m; R- A, K% p
- UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ],
, g1 R, e/ q3 ]7 {6 a0 d. ~2 U1 t - &exps [ i ] ) );7 Y- b/ D4 T3 z3 U1 V$ l/ o$ k f6 W
- UF_CALL ( UF_SO_create_scalar_exp 2 W/ f; v; t# K" P% _0 d: g7 B9 }
- ( 8 _$ z( V( ~7 i& n1 J9 o$ i
- exps [ i ],0 ?/ v/ K. b) x1 N A* ?
- UF_SO_update_after_modeling, ; O* p- i; R4 d4 S6 I3 w
- exps [ i ], 5 z# j \" d* a- b
- &scalars [ i ]
- z- z8 Y$ c; o* l! D" P$ k4 Y# T$ c - ) );" z9 ]% t# P. t3 f+ M, q6 d _9 E
- UF_CALL ( UF_SO_create_point_on_curve + \0 J. Z6 Q) p/ q2 b w: u
- (. I" m% D4 j0 m U Q# @
- edges [ i ],( Q4 G" D; l( {3 ^+ [
- UF_SO_update_after_modeling,
2 A' f" ~! d8 j+ w - edges [ i ]," w+ k9 E8 c) f
- scalars [ i ], % m# H# I7 q R; A+ J
- &points [ i ]
8 o2 F1 w" u: }: l, y- G& V - ) );
" f; S4 |* u: q7 |2 Y& }) P$ H- `3 f& f - }
1 M* y! e) t+ J/ J3 }" q - UF_CALL ( UF_SO_create_arc_center_2_pnts
8 i+ e$ S( y. G' w) o. X8 n8 `1 L - ( % ^8 ?$ q, n+ D0 z6 w8 P; s
- points [ 0 ],
5 Q4 j4 T1 y" y6 u [ - UF_SO_update_after_modeling,
8 |9 A# H0 ]3 Q5 }: V5 d( ? - points,
* E' S5 W2 M9 t; A- ~ - &arc ! e" o+ G+ x0 P, E, a" w
- ) );% O) J0 l$ f# w1 v9 m" E, w/ v' g
- }0 V5 R4 R: p) V' z+ l, \2 ?
-
9 \/ `$ I) ?) |% x4 p" o - /*
% c9 j/ [/ w P2 p - Smart objects are created as invisible objects by
0 E7 k3 y+ X' F8 s! V5 i - default. UF_SO_set_visibility_option ( ) can be
0 X& Y" w% l) j) [( K% I - used to make them visible in the graphics window.- X+ [7 h: e9 O* C |
- */2 X! n) ]! L! J9 y
- UF_CALL ( UF_SO_set_visibility_option ( line, / g# |9 n2 B5 x' n5 _
- UF_SO_visible ) );. {0 Q* s) N n, l3 ~- ~8 T7 n k$ L
- UF_CALL ( UF_SO_set_visibility_option ( arc,
4 u. P& v7 q7 m9 H* W0 e' F( N - UF_SO_visible ) );2 e( |; _7 j4 y( } K9 I: _. m
- /*
: F* h* M w6 W4 `, N - Get line/arc/edge evaluators.
; ^6 i6 T! L1 J! ~' ~ - */: I1 X0 W) i( i& ]
- UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );6 H! i c% Q: J9 ^& W
- UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) ); k# w7 t0 j. N
- UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );
/ B* H' ]! i' }+ f% n( b4 F5 v - show_edge_points(line_evaluator, 10);/ R s* F( Z. Z6 W* h1 u0 `
- show_edge_points(arc_evaluator, 10);7 l; T2 ]8 { q+ e+ _
- show_edge_points(edge_evaluator, 10);1 y! Z4 ~9 f* |' e; m
- /* $ s: Z( V3 ]' u( Y$ Y9 k. U7 `# R
- Get line/arc/edge data.
5 h# v V7 q$ i, \- W - */
1 S( Y9 c1 M1 x' n - {) Z% s1 h) K& q T, o6 F$ M& e
- UF_EVAL_line_t line_data; u0 G; t2 z8 C9 K9 P
- UF_EVAL_arc_t arc_data;
( z# h/ n* }9 f% N- M3 N) T - UF_EVAL_line_t edge_data;
' h; J7 G3 m9 k2 ]$ |+ ?! a - UF_CALL ( UF_EVAL_ask_line ( line_evaluator,
4 C5 ]+ e: I/ E - &line_data ) );9 A( y/ a! J' p# O- K% g6 E
- UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator, 5 y. u8 I2 z1 g2 `; \ b* Q4 C0 t$ |
- &arc_data ) );
* V9 W3 h$ X# V; J# p2 W - UF_CALL ( UF_EVAL_ask_line ( edge_evaluator, ' y6 r! }: h; p& n* A0 J
- &edge_data ) );
, Z" `; l. s& t4 E' X - }# T3 L. X5 b0 r$ v$ m. n0 e
- /*
* `- J: ]8 f# |# F4 f5 ~4 G - Check line/arc/edge periodicity.& a9 |1 X7 A2 V* i q& C, z
- */
/ K" R- }' m) H1 m# J/ u - {
, F& b6 n) x( G8 v# b! E - logical is_periodic;+ V% i3 k5 y; C: ?4 S
-
2 F2 F" z+ q+ Q% Z7 E9 B - UF_CALL ( UF_EVAL_is_periodic ( line_evaluator, ! ~, w5 ]2 M$ [# I' r- r) X1 {, z
- &is_periodic ) );% U3 e7 S8 t& Y; I5 i& E' m. I0 l
- UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator, 0 {/ }7 h# n) A4 V2 W) W) }
- &is_periodic ) );
! m' ]" W2 b5 b3 V8 M5 G, ^. ~ - UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, & f( [) s4 ~7 n6 H# p
- &is_periodic ) );+ @" V j' D _3 s" x# L$ Z I
- }3 s* H* X! T- t
- /* 4 A$ a% F* N! c
- Evaluate line/arc/edge.
: Y6 i% R: {' Z2 R& l1 ^! g+ R; F - */, z) L. W$ Q; i$ m/ O; K3 x0 Y
- {
5 `( g5 R" q& f3 K0 x - double limits [ 2 ]; ! Y/ O& J, [( g. \5 c. q- B* Q7 q
- double mid_t;
$ d& d1 l3 ^1 Y! R! k/ J - double point [ 3 ]; F9 e. A7 }# O- `
- double derivative [ 3 ];* l2 H7 S5 ]6 F2 J
- double tangent [ 3 ];" [, n6 S d8 I
- double normal [ 3 ];& |. A9 k1 T5 U! {1 W
- double binormal [ 3 ];0 {, b2 y6 U0 w8 r/ _# j
- UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );4 e2 q# _9 h5 [3 C2 w) ?* ^: t
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
/ t& f# ^1 R" i$ }( M - UF_CALL ( UF_EVAL_evaluate ( line_evaluator,
! J. Q) R: T. K, V9 M. K+ q5 _$ ~ - 1,
3 y( G8 c7 p# [$ K& h$ i( V5 { - mid_t, ) t8 m7 S" m; A/ ?0 y
- point, % M9 d9 o( Z& X+ n+ w
- derivative ) );! N9 e. z1 b f# h
-
7 c9 O/ R% p- ]8 L8 S( E( L - UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator,
$ _; A- n, I/ z' G - mid_t,
4 L0 g' N" x4 `3 \% B - point,
7 I: J) C8 v. G7 g' Y/ { - tangent,
4 M" f0 e4 j6 Q4 d9 r5 q4 y, C - normal,
9 _: P5 @$ |5 R1 V& S9 I - binormal ) );
+ Y5 g- J) M/ N6 ~. Z: | - UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );/ ~% y# j9 I# x
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
/ Y3 M5 a% b2 n, N0 w6 X8 M9 C( a4 \0 Y -
! z, x/ B8 q6 C - UF_CALL ( UF_EVAL_evaluate ( arc_evaluator,
3 x N+ ?' A6 Q5 @, S - 1, 3 T- e$ p; w+ y
- mid_t,
9 D3 [4 [. Z5 Z9 Y- T# O - point,
$ c! B; g& M( c$ d- O, ]9 z1 q - derivative ) );; N! X9 x) v2 x+ u- E. L
- . a! ~, M- ]. i4 |6 g% R9 a
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator,
: w8 U9 o' j+ \1 X - mid_t, ) O' W" m7 ~5 Y0 x) C
- point, * @7 C) X0 Z0 L
- tangent, 2 g2 U l( V, j# l4 Q0 c6 j$ r
- normal,
$ F Q6 e4 H) L* l) f/ k$ X' D - binormal ) );- Z$ R* b' M/ h% [: V/ N! ?
- UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );5 o: z! h8 F7 ^. Q: v! u
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;* {1 ~9 Q) i* S' _" Z3 Q& A
- UF_CALL ( UF_EVAL_evaluate ( edge_evaluator, 9 g% _0 {2 \$ Y2 e, f- f
- 1,
) Z' D L+ I3 T$ C/ C$ c - mid_t, ' v/ l$ ?+ j" D0 H# Z) G8 b% T' C
- point,
+ B; ~3 s' N/ I1 m; l - derivative ) );3 P& ^) Z/ v" `; `4 R: F
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator, / h2 b% ?0 A W" w2 O. G
- mid_t,
7 r+ X$ Z6 R8 H1 x! m - point,
0 H5 `# c/ P5 T- n - tangent,
+ K7 ]: q0 ~ g- w9 m7 D - normal, . [. S0 [0 I- s9 m H4 ^
- binormal ) );
6 k, V. S; e2 {9 K { - }
# A+ m' X: u' P# l7 k - /*
3 B' C/ m8 n' G - Check line/arc/edge equality of evaluators.8 S( k- x! x! ^1 F4 k, ^, X
- */
8 A8 h0 d2 Q/ u( B* l& M - {
( I- z1 Q) p1 X - logical is_equal;
% H: h5 a3 y6 k# |6 Q - UF_EVAL_p_t line_evaluator_copy;2 R$ }$ c4 R$ K7 i1 @; y
- UF_CALL ( UF_EVAL_copy ( line_evaluator,' f4 E! [7 o2 a. R. Y/ o Q5 Q& F
- &line_evaluator_copy ) );% K3 B( |# r) K* h( U: e5 c
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
; ?( K u! w' r$ ~" ]+ K( d - line_evaluator_copy,
) n- a3 I( }9 ?6 V' d - &is_equal ) );
& R. z* ^ ?9 i% ~$ u - UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );
) j/ G6 T- b, ^" y1 z3 b - UF_CALL ( UF_EVAL_is_equal ( line_evaluator, . I: z0 _& [/ f' I8 ?$ s1 z( b6 x7 i
- arc_evaluator,
# `6 k) @& L% [1 T0 T, L" U) p# H - &is_equal ) );/ H4 M2 t& ?$ w( C( ]+ {3 k) h: h
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator, " A9 j& S" {' l$ K3 h
- edge_evaluator,
% i9 p; ]; L# `. b' |/ s - &is_equal ) );3 C j/ ^4 u4 z3 n* Z; P/ @
- }% Q/ G3 i- u$ F+ y
- /*
5 W. S" B. r: Q1 A" t - Check line/arc/edge type.
/ v9 S8 E- B- T6 q; P2 P8 C - */' M$ a1 f5 T1 ^ E+ a
- {: S8 M) ~: d7 D N7 P
- logical is_line;5 I/ z0 H" a' f- S+ q
- logical is_arc;( r9 M1 F: @# ~1 h4 J# N
- UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );
. A0 k7 u0 l% Z6 P. t! J - UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );
. Z3 m8 O4 o! D8 h: _6 B - UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );
4 P' h5 {1 E, a: U& m* N) e+ n( b* p - UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );
' H! {4 J- H. ]0 F- y/ f - UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );
. ]+ l# m% a$ v* V# U - UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );9 V7 b) O; _1 ?' k" j* Z! t# O
- }* @. O8 {) ~2 v5 d. y7 A8 p
- UF_CALL ( UF_EVAL_free ( line_evaluator ) );& A6 S, o0 a1 f8 _
- UF_CALL ( UF_EVAL_free ( arc_evaluator ) );& [8 g( @' @9 k( X- ]% o& y
- UF_CALL ( UF_EVAL_free ( edge_evaluator ) );
1 b8 f4 b$ F% b$ d# G# T. Q! ~ - UF_CALL ( UF_terminate ( ) ); M5 `0 v6 U, w& T& d9 H& N, z% @) t
- }% k. f+ @" K, [0 k- f7 k
& r7 @$ z3 R9 w0 C2 p+ R4 W4 u- /* This function will disply n_pts equally spaced along the
) f9 w5 @0 J% _6 C$ [) X/ E9 p - input curve. @, h8 K c5 y r0 D
- */
0 |0 k, I0 I8 S- T, O& F& Z - static void show_edge_points(UF_EVAL_p_t eval, int n_pts)4 K0 [$ M8 {0 b; H
- {
- M( i: Y* J+ ]: C5 ]* q - int ii;" t- ?) Q6 r3 S! ?+ @
- double limits[2], p, point[3], end_parameter, start_parameter;* f2 n* U% P/ s+ _1 O/ r; L
- UF_OBJ_disp_props_t
5 ?2 B7 X5 i1 { - attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,
( q6 d9 Y) ~3 X! j% b a) q n3 m( p - UF_OBJ_FONT_SOLID, FALSE};1 P3 n" ]8 N" n
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- UF_CALL(UF_EVAL_ask_limits(eval, limits));2 ]* d; v' q1 F- N/ H
- printf ( "limit0 = %f\n", limits[0] );% f. D" C/ F) E ` _
- printf ( "limit1 = %f\n", limits[1] );
1 V1 ]5 D5 w& m4 B$ n& [ - start_parameter = limits[0];
1 }# j7 N6 T& e - end_parameter = limits[1];+ n7 M" X6 A0 ~# A9 _
( r- E% g o1 W% y6 T( C( z6 a- for (ii = 0; ii < n_pts; ii++)
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- p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1));* U6 W4 V) l+ V& @# t) y
- printf ( "evaluate = %f\n", p );
1 r! H8 W, V. _% D, v1 `, f - UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));9 H5 ~& R: A+ U; a* p/ r1 M$ X
- UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,
7 l/ z7 F0 |* `9 k5 x - UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));
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- }2 g5 [9 R# }6 k1 I' g |- _. C
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