|
|
请使用QQ关联注册PLM之家,学习更多关于内容,更多精彩原创视频供你学习!
您需要 登录 才可以下载或查看,没有账号?注册
x
; w1 N+ U+ r1 X w6 B! F4 |5 R
! T. n8 E9 o i! m' c6 b& E: [- u( x2 d7 u1 g$ f
: J/ w o* q; W& o
- /******************************************************************************
0 I- _* x2 S( _: ?! T3 Z - Copyright (c) 1999 Unigraphics Solutions, Inc.
0 b, @) ]6 F& |. d$ N( P. {% z - Unpublished - All Rights Reserved# D$ d7 R: n8 n2 P) T
- 2 g0 d, V: k9 N, l7 @5 |) a
- *******************************************************************************/
4 \0 O- F+ ]( f; z9 T# B0 P9 j - /* This example demonstrates the UF_EVAL api for lines and arcs.
9 W6 ~* M2 p& P( \- s6 f% ^$ { - Some of the UF_EVAL routines operate on an evaluator
3 u z& [$ u8 b0 Z6 ]$ g+ j - independent of type while others are type dependent. No longer use
" C' o) y9 d% K4 \, O - UF_CURVE_ask_curve_struct ( ),
) H9 X3 P& f0 g9 k& k - UF_CURVE_ask_curve_struct_data ( ) and
8 [1 u/ A( S' ^# R. N T% K - UF_CURVE_free_curve_struct ( )
; G6 @! t. T# V - */5 H; U+ U I7 T( r
+ G" Q$ {( g; u9 w) X' o8 j3 s- #include <stdio.h>
4 V' l# f9 f' ?: R: v+ x7 @/ `5 T - #include <uf_object_types.h>
, m7 E, p7 \3 W& n; U# f5 h - #include <uf_curve.h>% L& D |0 J Z6 f8 a$ \3 ^/ {1 x' y
- #include <uf_eval.h>% h" W u* v6 ~+ F$ E2 ~' h$ R
- #include <uf_modl.h>
5 k' B8 H5 o. [- ]- G+ T) } - #include <uf_part.h>" c, @3 b. V) B# K
- #include <uf_so.h>/ A5 P8 N6 ?- e$ @
- #include <uf.h>' y. u$ L3 O$ ^! w( C/ \# a/ }! G& _! c
- #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) ) S; c; {0 j% _
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts);
( g# X4 U+ B/ y) d6 s, c - /*---------------------------------------------------------------*/
/ O0 C$ e5 y# s7 K- _ - static int report ( char *file, int line, char *call, int irc )+ c8 G/ N# [6 h# S
- {# d3 W& J$ O/ D! w0 y" y
- if ( irc )
; [0 z' c/ s/ U - {& Q- ~" U- u0 |: d
- char message [ 132 + 1 ];
: A# G/ B+ U6 F( z4 y3 E' ] - printf ( "%s, line %d: %s\n", file, line, call );' h. G3 M4 W4 a3 O* ~2 [
- UF_get_fail_message ( irc, message ) ?
, ?" C" X& u6 q5 C: G5 l" Z - printf ( " error %d\n", irc ) :- E3 v, }6 U7 W8 N+ P1 S' J
- printf ( " error %d: %s\n", irc, message );! y* d: h$ Z Y& @# ~
- }( g( {4 ]. X1 y
- return irc;
\2 S( k, j9 B% v) S - }
R. ~& B. n" L% g4 Q- S - /*---------------------------------------------------------------*/+ a' J2 K, ^* H+ I+ o
- int ufusr_ask_unload ( void )
% F# I4 g; M$ U: @ - {
/ h6 s& N/ c9 Q: x/ p% m. Z - return UF_UNLOAD_IMMEDIATELY;3 V/ R( ^" J& E4 G+ c3 `" C
- }0 m- a; w# K4 z& g G+ g
- /*---------------------------------------------------------------*/
, C/ F ~) V& E# t - /* ARGSUSED */
9 `& }1 @! D# E' X9 U" Y - extern void ufusr ( char *param, int *reTCod, int param_len )% j1 z1 `8 T& z) m2 {( y+ E
- {
. `* V5 ]+ y' D, u* l; i - tag_t line;
7 e! w- w# x) K, ] - tag_t arc;/ j! X, \8 p1 }3 [1 z
- tag_t edge;5 c1 c! a% E9 B. C+ E/ b
- tag_t edges [ 3 ];
# U0 m. ?$ W1 n$ ` - UF_EVAL_p_t line_evaluator;
1 p8 E% W. @7 W3 s+ @) O - UF_EVAL_p_t arc_evaluator;
* b8 J6 ~; K' t. z - UF_EVAL_p_t edge_evaluator;0 t& F" \9 a* F/ y( W _5 _
- UF_CALL ( UF_initialize ( ) );
) n4 n% B' U6 b0 }1 I9 q - /* - ^4 o6 K- W/ |6 Z7 J
- Create new part "ufd_eval.prt".
- \# R& C, f$ O2 U) B - + z& G* g5 _$ k
- Close part if it already exists.8 q7 }) C' n: F% N! M/ w) c9 l
- */3 W. U1 {- w/ f8 V
- {3 K" ]7 u2 S! |
- tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );
5 T4 M2 K$ J3 `0 K2 M( K - if ( part != NULL_TAG )7 I! Y, K3 O, [% @3 f
- {
7 U5 Q7 P. Y6 o/ y; A3 I - UF_CALL ( UF_PART_close ( part, 0, 1 ) );
5 y% ^9 e9 U* ]: u - }0 l7 t6 p. Y. C0 y
- UF_CALL ( UF_PART_new ( "UGd_eval.prt", : p% l# ^* y3 V1 j0 _ s( R
- UF_PART_ENGLISH,
5 a+ M8 Q% s1 k+ O6 k" T2 f) j - &part ) );
; S5 S8 v& ~) M- Y - }# B& `. @5 H9 V7 v3 D Z
- /*
' F$ D3 w; S% `- P- W4 g4 o9 [3 Y - Create block and get edges.
5 {; M2 C9 _$ F; g4 n; ~" i5 T8 o - */
' d3 q( D7 ^: m; R# k - { x6 r! [/ ^. S9 i3 w, s
- double origin [ ] = { 0.0, 0.0, 0.0 };; u! l9 C& y" p7 P
- char *sizes [ ] = { "1", "1", "1" };
$ L4 E6 i. L$ i - tag_t block_feature;
T0 i* B3 M$ e* `3 ^6 z: } - 4 D G* ^! f( t0 U$ G# y
- UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN,
9 F# _+ ]7 u5 q - origin, 9 e9 { ]* l- C/ c3 T
- sizes, & S- |) C% U7 V
- &block_feature ) );7 D& u" X9 I/ J% }- H* F; [
- {
+ ?* R/ ^) B) h4 p1 E9 y: D2 ~' p - uf_list_p_t edge_list;9 W" w! e+ t( m2 L5 j+ I
- UF_CALL ( UF_MODL_ask_feat_edges ( block_feature,
- n9 `, P/ w9 @; [( y0 U1 [0 E! U/ F - &edge_list ) );. g- R z4 O+ F2 y0 G
-
" f, B" K q. [" g8 _" b - UF_CALL ( UF_MODL_ask_list_item ( edge_list,
' q5 D/ v& L: o+ I - 1, * t' i% b+ x& R% S, r7 h# E
- &edge ) );9 C9 c. Y# I/ f( |' `
- edges [ 0 ] = edge;% S" T0 P! s) s7 C: J6 d1 L0 P
- edges [ 1 ] = edge;
( r Y& y3 f/ G# j6 |, { - UF_CALL ( UF_MODL_ask_list_item ( edge_list, % V% J) Z, x& T) O! C% G
- 0, * G, J% E' ~) k" V! d; M! J
- &edges [ 2 ] ) ); _3 ?3 F* h. o" B0 Y- ~" _
- UF_CALL ( UF_MODL_delete_list ( &edge_list ) );& Q u5 b5 F1 {, J
- }, I( e& o3 k e, Y+ S
- }
6 B5 y" @2 Q z5 A/ M# M; H# g2 S - /* 8 T& E* D+ e% L% l
- Create smart line.' j* g$ g: r% ]& |
- */, N4 M0 u/ y+ `& n& \5 t
- UF_CALL ( UF_SO_create_curve_extract 3 N+ u' Z: o0 \5 f1 K
- ( 0 x& R8 D" W7 E) y2 O+ H( v2 S3 M
- edge, 2 p! a- ^! F* }+ F+ Z! x& W* x
- UF_SO_update_after_modeling, / B6 O2 a. E, |
- edge,3 K( n! t; O3 s. E! X; F' Q
- UF_line_type, /* enforce line type */
" V" d5 d% k$ A8 q I1 y - 0, /* no subtype to enforce */: p8 _6 X2 S! ~1 }6 o1 \8 O
- NULL_TAG,, B, |$ c' M L7 Z0 J4 |9 @
- &line
/ A* r( U/ {+ H. m - ) );" z& M5 a* r( V7 ?; b8 w
-
0 Z- t4 F! b# _2 a9 j$ H* w - /* : t; X/ A$ ^) K8 H, ]7 [- C ]
- Create smart arc.
8 r; e% _9 [: y m8 ~- D - */
2 S* C. t4 f! `) G - {1 i/ K: N9 _# `2 t, O
- int i;
7 N w# X: F1 E" m' n - tag_t points [ 3 ];* v6 P7 z S- Z( y. C4 l2 ]' D. i
- for ( i = 0; i < 3; i++ )0 k9 d+ A, ^* R
- {
2 z/ ]! R& j1 v3 u {) [ R - char *strings [ ] = { "center=1.0",
% B& G: r$ ]: C8 G3 g - "start=0.0",
( L3 x8 {8 j% U# k2 G; u4 J" y - "end=1.0" }; N6 O1 N( C$ c, Y: E
- tag_t exps [ 3 ];; t' c9 h. h' n+ c7 g" ~4 u
- tag_t scalars [ 3 ];
* N4 H. h2 J& A5 a - UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ],
" F h/ A$ T2 G0 K, `& ~ - &exps [ i ] ) );
$ i1 Q8 T# m) y* O/ D - UF_CALL ( UF_SO_create_scalar_exp / f7 Z& O; q* C1 h
- ( 5 b& n0 b; C: ^
- exps [ i ],
% w" c8 z6 X$ r5 I! q6 J6 k - UF_SO_update_after_modeling, 2 K( _& f8 |: r/ ?; o5 a1 _. e( Q, b
- exps [ i ], ( m D7 k! x/ M( h
- &scalars [ i ]& p4 \2 f8 p ?7 h9 _
- ) );) ]3 u' |9 \6 k8 O- T( Q
- UF_CALL ( UF_SO_create_point_on_curve
# G' q# r$ V2 G: A' R3 n9 r - (
! M% j- M6 d& p8 ^0 G- n - edges [ i ],2 s6 `: d( {! W6 O+ X" s9 I) |
- UF_SO_update_after_modeling, * H) w- s" T: a
- edges [ i ],9 j3 F, e7 e. W7 m$ {
- scalars [ i ], 2 q, P3 x! ?( ~. x6 t+ W/ d; Q, n' K, E: N
- &points [ i ]8 h) r! x7 s8 {, m1 `+ D
- ) );( {* e% d& S, o# @
- }
' S/ q, Z& @2 y9 r' p$ I - UF_CALL ( UF_SO_create_arc_center_2_pnts 1 `' D* Z& U2 ~: o. f" M- C
- ( ( ^# I% E- f( y+ F# R
- points [ 0 ],
) a* h: j( x+ N) e! Z5 ` - UF_SO_update_after_modeling,
* _3 ]! Y* z8 s: `3 W - points, 5 w. G9 M6 S0 O% p7 j$ p
- &arc
: {1 U- q( b# ]" f/ F' h* A1 C - ) );
/ q3 n0 q* M# q# ]& T - }
, _; l% y3 w; E -
; U# M- c$ l& d/ F3 P5 F - /* 4 O& f0 M) ?5 p, b* V( `& B
- Smart objects are created as invisible objects by
1 e1 B8 ?0 `) C9 `3 M - default. UF_SO_set_visibility_option ( ) can be
/ Z2 c1 F9 r$ ^$ u, q4 z) u - used to make them visible in the graphics window.7 a( `' r& }/ V6 L3 R$ [
- */
2 Y, c# n- ^9 K$ I3 Q* ^ - UF_CALL ( UF_SO_set_visibility_option ( line, 5 v: D' ^+ [( {- v
- UF_SO_visible ) );
; }6 @( G- U' n3 L5 E - UF_CALL ( UF_SO_set_visibility_option ( arc,
0 I4 [# K& }. w! ~3 ^: j - UF_SO_visible ) );, E; H+ w; m3 W
- /* . n5 R& X/ p7 ?
- Get line/arc/edge evaluators.
! P4 y( V; X# a, N+ I$ e9 j - */" k: k* ~& p+ l! C, R
- UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );
2 ^( K9 {% I, Y8 _% Q3 }0 x - UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) );
% v0 }) D+ L, Y# s* O; Q3 P2 V - UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );7 u) o. I; k! q2 ~
- show_edge_points(line_evaluator, 10);
5 K9 ]( y# k$ b L A - show_edge_points(arc_evaluator, 10);
# X5 |; [3 Y: J, {7 h - show_edge_points(edge_evaluator, 10);
7 E$ k" y. C- O- V* k; R - /* : r( l9 ?; b9 N |7 p
- Get line/arc/edge data.
P! M8 N) u9 |$ f" a" f" ^% W) I - */
' v; k2 p/ E, I' L - {0 ~' @3 v- i9 R4 o H, a
- UF_EVAL_line_t line_data;
) ]+ d* }0 {+ s5 D - UF_EVAL_arc_t arc_data;7 w+ n/ L( n% M/ s1 z( v k9 S2 [
- UF_EVAL_line_t edge_data;
' L! S# q* T$ u+ k" q; B. g - UF_CALL ( UF_EVAL_ask_line ( line_evaluator,
1 G# i9 g2 ] Q - &line_data ) );9 Q' {- R7 E; S4 v6 D
- UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator, & x1 M7 I- |7 \1 I, I5 r: M* U
- &arc_data ) );3 W3 O$ X& L& F% s$ }6 u
- UF_CALL ( UF_EVAL_ask_line ( edge_evaluator,
# i6 K, @6 u1 t* {- j4 ] - &edge_data ) );
8 U! Y1 l9 e) P* z( \ - }
9 g7 Y# |8 Y+ ~, q) i/ ^: ^ - /* $ F, ^2 r$ E7 u1 _* q* z
- Check line/arc/edge periodicity.4 N9 o( ?- o. E/ ~0 B: T
- */
7 w$ p; m8 [/ @0 I6 T- a2 S( c5 x - {
Z' q! Z( {" |2 w - logical is_periodic;6 o6 {8 h% _. F, G2 i( N
-
! ~) _: u5 Q/ {% `9 [ - UF_CALL ( UF_EVAL_is_periodic ( line_evaluator,
' @( }& D- j1 O: g9 f" W' G - &is_periodic ) );
/ @# b* B( ~# S/ {" x( B: I - UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator, 8 {0 X4 e+ i: F, ?' r s
- &is_periodic ) );
, o% g: v9 q0 d( p) [9 ` - UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, : [: t$ P! M) h; O% R
- &is_periodic ) );
- a% A& S; K$ y - }! l2 U* B9 i8 i8 t
- /* 1 x( V) O8 Y- ~5 {1 M9 e
- Evaluate line/arc/edge.
, \* E3 ]: \, k" y3 ^: L1 M - */
# M+ |9 z: b1 X - {# @3 P8 f- P3 |( U4 v7 B
- double limits [ 2 ];
5 `- h( [! F/ O+ w+ [8 q0 P - double mid_t;
, b5 l( o* U7 ]$ }$ } - double point [ 3 ];
8 ^7 u0 N! u) d- h8 X - double derivative [ 3 ];
( w5 t4 z1 l5 f, N! p6 E - double tangent [ 3 ];
: V5 w, s8 ^$ x0 R5 o" I/ S% } - double normal [ 3 ];
. q+ J9 G2 s0 h - double binormal [ 3 ];, o5 [ X8 y) y* Z ?" d% G* M
- UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );
' k* |& l$ L( Y0 Q6 K9 w - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;" Z3 z2 g3 c/ I( J3 X2 ~! r) C
- UF_CALL ( UF_EVAL_evaluate ( line_evaluator,
7 I) T; ^. H8 w+ L8 s9 ` - 1,
- ?2 y% C6 F( y- M6 V& P4 F - mid_t,
: Y8 o- |* f* k! E4 o - point,
/ K/ |/ |) X/ M3 V/ o& W - derivative ) );
1 ~; n8 Q& u) _ - 7 Y9 u- k/ n: A: S U
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator,
6 ]; W N! w' @- h) \( S - mid_t, 2 R! V! S. @- d' O
- point, E. R7 p( [9 U, P$ A, }1 h, z
- tangent, 6 [4 i5 [3 p& O7 P8 F. i
- normal, . E. H. {/ c2 o1 X, K& ^
- binormal ) );: k. v1 ?* z0 V+ F) m& i7 I
- UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );
4 a; P! o& A( }+ J; ^' ` - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0; r; m( g5 t* u" N
- 0 R$ q- L: u: H3 L
- UF_CALL ( UF_EVAL_evaluate ( arc_evaluator,
5 ^. l" |; A) p# R - 1,
6 ^9 |3 n4 s' P" u& C - mid_t, " ^( N( Q4 {3 s- j8 y% Q, M
- point, + J: M7 k; ~) r
- derivative ) );
" o0 `0 x8 }/ D. U. g2 k3 @ - / z0 y8 h/ c [* d( o7 L/ b0 L& j
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator, 2 S2 l' z$ i. x! ?% r8 j" K
- mid_t,
5 e- `/ \; b- D - point, # G/ I. p# B3 m0 ^. l6 g
- tangent,
2 I/ n4 {) \5 O8 @* } x - normal,
5 t& {9 _8 D7 w$ K3 Q - binormal ) );( Z4 E+ H X- T" x/ _1 p* k; }
- UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );8 ?; x: v; U* a( Q
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;4 [$ R7 w0 X8 \# R3 R6 Y
- UF_CALL ( UF_EVAL_evaluate ( edge_evaluator, ' O* @; V1 o7 _! m: R
- 1, ! b, M7 A3 C, \( }
- mid_t, 5 Z4 D# r- t7 M
- point,
0 Q h5 \& D0 {9 t0 _2 N% ~; E( ~3 u - derivative ) );" k5 C0 g/ s/ T, n" X
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator, ( @# u: z& X8 m, J/ f2 _) K6 _' E6 m
- mid_t,
% K# i, x$ T) r e2 k' u9 ` - point, $ V' r4 Q2 f X& f
- tangent,
3 s/ c2 g7 k$ G7 ` - normal, & T, K6 ?+ D( B9 ^& ~3 L8 s1 n5 u
- binormal ) );$ Z q8 _6 u& q
- }8 y, u- W! A6 j
- /*
! ~* }4 z% `2 l/ |- S3 J4 O2 p - Check line/arc/edge equality of evaluators.7 R' v# c" g/ Y+ N" @
- */, k" O6 S5 |: |# J& ?1 ]
- {
* s0 A. U( w0 i9 t. |7 F - logical is_equal;6 |( x V) r0 l5 n6 ?* M; l3 B
- UF_EVAL_p_t line_evaluator_copy;: F( K) a3 X3 m7 B# R" m- D
- UF_CALL ( UF_EVAL_copy ( line_evaluator,4 @" r. L: d; U
- &line_evaluator_copy ) );! a9 V; }" m1 a1 L- K% a
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,( B+ ?" v+ J% A7 g7 q7 K
- line_evaluator_copy,& i- g4 f; G8 w# b0 b( ^
- &is_equal ) );0 j' @ w m6 Z$ E
- UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );
- c% e T# n6 u0 z' ? - UF_CALL ( UF_EVAL_is_equal ( line_evaluator, $ b8 u. z* `* ?
- arc_evaluator,
9 j% }. D) S* s9 z0 {% l - &is_equal ) );, U' ^, {! w5 e N$ u
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator, / ]% z* f0 x: c( s) U% U! M
- edge_evaluator, 8 @" Z+ H+ V% \6 G% f ?7 g
- &is_equal ) );5 G' n: f, x' M$ G7 p: v) j
- }
: l% `# S1 u; T - /* - S/ D8 b2 s; l! s; {& K
- Check line/arc/edge type. {# A% s7 g+ _1 T& v4 V4 ]
- */$ E9 m' ^. F$ D) _, e8 f% m
- {% d: G9 Y$ S7 p% n* @
- logical is_line;# h0 c4 ~& C$ m% O# c
- logical is_arc;" @6 D6 `4 `/ ^' {
- UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );
9 P- R- l2 l: s, ]* v. a: \# [ - UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );
) Y+ P% M2 ^$ p( x - UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );3 O& M% Y& R$ k' [+ N8 {
- UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );+ ]( w- S9 O/ u) E
- UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );
8 l+ g2 }: _( c4 W+ T - UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );! T+ o, j8 u. s6 d a
- }4 Z/ n# B O; h1 Q% y9 M
- UF_CALL ( UF_EVAL_free ( line_evaluator ) );# S _* I) N. ~
- UF_CALL ( UF_EVAL_free ( arc_evaluator ) );
. q& K1 c M4 z7 m$ a- y- R0 X - UF_CALL ( UF_EVAL_free ( edge_evaluator ) );
* g, h3 [5 B8 E' u O; `! { - UF_CALL ( UF_terminate ( ) );
6 d1 }5 T% F. ]* v- j - }1 C* X" l0 M* i2 `4 o
2 ?: s9 M& L; w, f9 x- /* This function will disply n_pts equally spaced along the
2 J3 f# }- [! t8 G+ C" _7 R - input curve.
. S9 h, {8 D( m) M- F- Z3 p - */) S) c' K8 r5 { q* K
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts)
8 X! }0 ~3 ?$ o; e8 |3 X - {* z$ Q% e8 Q* t: m
- int ii;: B* O# N, i) u: Q* T" x8 r4 H# }
- double limits[2], p, point[3], end_parameter, start_parameter;" J" F3 ~0 r/ `* _) l6 D0 x2 s
- UF_OBJ_disp_props_t
" p. n) X) E8 f! f - attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,5 f1 k4 v3 ^1 Y! z2 A9 q
- UF_OBJ_FONT_SOLID, FALSE};4 \* U; J( G3 ^! a! L( F: f
- / z& H) Y! m5 m+ o& e* b2 {1 k
- UF_CALL(UF_EVAL_ask_limits(eval, limits));" G" \: J. f2 C' D' x$ L
- printf ( "limit0 = %f\n", limits[0] );* t! _" h1 K0 f% g# g0 [/ }4 q0 O. b. H
- printf ( "limit1 = %f\n", limits[1] );5 ` T) Q$ x. Z/ g4 x4 X) p$ s' V# M& E
- start_parameter = limits[0];
$ L* N6 E i7 h8 R* V - end_parameter = limits[1];' v: @* F. Y! [0 c( O
! t( \3 m+ W/ }8 x% @9 v' D- i8 ~- for (ii = 0; ii < n_pts; ii++)
7 j5 X: i7 Q$ ]+ }. y, m1 T - {$ o1 U- Z+ x- d
- p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1));! y9 _3 h5 C+ M# V ?# A
- printf ( "evaluate = %f\n", p );! k7 ^, ?; w' e4 }
- UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));
N7 G+ C$ M& U$ X( i- k8 n. K+ J7 | - UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,
- Z! g6 x. [8 N c - UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));6 M: [. H$ v# C B6 J# U8 q
- }! C6 a7 G$ u" B1 x3 Y( ]$ L3 t
# \9 _& K/ V: S. F7 D- }: z6 m) x0 \, J: b6 _- x
复制代码
- `" [+ i- O s9 k
8 [; ^1 T* K2 w! ]; s( F6 U# x7 L# \8 g( g: F1 _
|
|