|
|
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
3 u0 ^2 `, g; T8 G# w$ n( l3 c6 m9 L3 F
7 t) N i! k% ^+ a
9 ]% N* S! k2 C. `6 u- /******************************************************************************
2 V6 D4 A, Z0 z) O$ j( n& ? - Copyright (c) 1999 Unigraphics Solutions, Inc.7 j6 r& |) S' d( o2 Q* [
- Unpublished - All Rights Reserved
7 T6 R$ ?; ]+ w8 q
9 U& S% _ @ f- *******************************************************************************/
4 o8 T) o y+ f7 R2 Q% z, z - /* This example demonstrates the UF_EVAL api for lines and arcs.# i3 A6 `) j+ o
- Some of the UF_EVAL routines operate on an evaluator
9 ]3 A: @6 N9 m - independent of type while others are type dependent. No longer use
; v& }9 Q: I; ? - UF_CURVE_ask_curve_struct ( ),$ A8 \3 g6 g" W, r% o, b: Y0 K
- UF_CURVE_ask_curve_struct_data ( ) and
- ?6 P+ s# `3 Q, B1 x2 i( ? - UF_CURVE_free_curve_struct ( )# w0 F! g5 Y- X8 F* z, b
- */
% k# b" S1 p% _8 K; d2 D( ~$ _
' h! F: a" x6 c4 n! w- #include <stdio.h>) m, i; ~* A9 v/ m8 p% Y- F
- #include <uf_object_types.h>
- X5 E8 Q* e7 C: R0 ~ - #include <uf_curve.h>
! N4 Q; p7 G3 _5 f1 F - #include <uf_eval.h>" E! H& M7 e# k- F
- #include <uf_modl.h>+ A5 t) l% y' ]" x" E% ~6 q1 E. d
- #include <uf_part.h>8 s+ K. \( }8 I, h
- #include <uf_so.h>- V- S1 e7 H8 b# z' k; B; ]
- #include <uf.h>
/ p1 U7 T( e3 f - #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) )
2 E( I/ h& n1 M- D - static void show_edge_points(UF_EVAL_p_t eval, int n_pts); Z% ]. H5 w1 P [$ Y& o- S) e
- /*---------------------------------------------------------------*/- D" b- W, Z5 O, b+ _) t
- static int report ( char *file, int line, char *call, int irc )8 W! ^" z$ y' k, i0 q' y1 p+ L7 K
- {# \9 m; S9 F/ @: c- b, u
- if ( irc )2 b+ s1 t% Z/ g3 ]" \5 d% Z
- {
2 Z! d! e$ H" w( s0 A - char message [ 132 + 1 ];
6 M- X, }* H$ X - printf ( "%s, line %d: %s\n", file, line, call );
1 _0 A# B# J' \2 h% w - UF_get_fail_message ( irc, message ) ?+ ~$ E' U$ y$ D; X* Z0 o5 O
- printf ( " error %d\n", irc ) :
2 W5 R7 l5 [& H% ^& P7 J" P - printf ( " error %d: %s\n", irc, message );, x! Y0 o- P" C* q. t9 ?
- }, R5 j' S5 B/ Q; x# {* C. v
- return irc;/ d" M4 s; c* Q1 H( V- J
- }
+ E |0 K+ R7 F) v4 q0 h - /*---------------------------------------------------------------*/
8 S2 H% K( {8 s$ c' P O$ v - int ufusr_ask_unload ( void )
, z& d6 B- J/ f3 ^" D, C - {8 s4 e3 f! n7 T. n, u
- return UF_UNLOAD_IMMEDIATELY;
; H& ]! H/ b, Z+ E$ O9 c! E5 y* d - }
7 i5 u, _' P/ E* h: v1 f* V; M - /*---------------------------------------------------------------*/
3 W! G ]" s' ?% x- Y - /* ARGSUSED */0 S' @7 w* h) l7 {9 b) g6 j
- extern void ufusr ( char *param, int *reTCod, int param_len )+ Y+ D, ?* K9 e, v' Y
- {
" z2 {; G# l8 ?. j* p O, s - tag_t line;6 G# D( z2 j5 n
- tag_t arc;
. D( V3 m! d1 j - tag_t edge;
% R& c _" m$ U6 |+ Y; Z# [/ H - tag_t edges [ 3 ];
, f E* j% o. M# H, S# O - UF_EVAL_p_t line_evaluator;
' ]" W7 _/ u4 G! o - UF_EVAL_p_t arc_evaluator;
4 p6 t. ^4 b# @" M' W - UF_EVAL_p_t edge_evaluator;5 l. J& Z7 ~# i8 T
- UF_CALL ( UF_initialize ( ) );
) c3 f. U9 o% D" W0 d - /*
, i3 Y) W+ e, H4 t7 a - Create new part "ufd_eval.prt".( u+ A7 y; G- M/ K$ X
-
! G0 k9 z# p) v- G6 f. N/ D - Close part if it already exists.+ k' s6 A( }+ _ O
- */
5 G3 A+ ^5 f2 r$ s) W - {
; t$ y: _& ]% [* v. c/ g" Z - tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );% G) d' j8 B. Z& s3 w* u
- if ( part != NULL_TAG )- m. C8 }. Y, z8 ~
- {/ k/ z/ ]$ j! r* q4 x3 j9 E
- UF_CALL ( UF_PART_close ( part, 0, 1 ) );9 m, `! q2 a7 W8 J. D1 n; c
- }
7 z- \3 l* @3 D - UF_CALL ( UF_PART_new ( "UGd_eval.prt",
. l# q- C; J# M) p4 t/ r2 ] - UF_PART_ENGLISH, , u* I% y- B3 h. f0 F$ g
- &part ) );! R* k! P. g1 b6 z% | S& D) {
- }
, g4 E% y2 X7 c4 D) {9 p7 w7 y; z - /*
6 C! s% x1 l- g$ O) N, n' i - Create block and get edges. 8 s! x" y* a8 O. w G, `
- */& X& }$ ?8 `1 k: D- h& B1 C. z5 D
- {
/ a" n+ c( G: ?8 b9 |, w/ d- w - double origin [ ] = { 0.0, 0.0, 0.0 };* s$ N0 b; L& p
- char *sizes [ ] = { "1", "1", "1" };
: g- e! r8 V2 k1 [ ? - tag_t block_feature;
8 k2 c, m+ U; S6 i2 u7 N5 y - , h: p8 G+ b, U. t. Q* a: f4 T
- UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN, 9 z2 q, ]; j2 @" s0 h5 t
- origin,
H! }4 S- Q& J- {( x" m - sizes,
# O: U2 S+ g e6 j9 D* M" e - &block_feature ) );
) c$ \, q& f( l; k - {: a9 |& D3 g2 u0 G
- uf_list_p_t edge_list;8 Z7 C7 \0 i+ b* l8 k) _/ [0 c
- UF_CALL ( UF_MODL_ask_feat_edges ( block_feature,
3 J) \, h3 b" b+ [4 ~& H - &edge_list ) );# p8 z" B) Q- g; v6 q- D
- X, E" C8 |( g4 l" M; c
- UF_CALL ( UF_MODL_ask_list_item ( edge_list,
8 Y5 Y; w: ?0 F) Y - 1,
" {8 m, Q8 X& [4 b* F% g( M* Y6 } - &edge ) );
+ \0 t5 f& I- M5 ~% b - edges [ 0 ] = edge;
4 m8 Z* L6 v) C* K! i* I, D& i! T& W - edges [ 1 ] = edge;3 K& r' Z, A- P P) j" @
- UF_CALL ( UF_MODL_ask_list_item ( edge_list,
0 d+ b/ x- G+ M7 I - 0,
, Y/ C6 G0 f9 e n" P - &edges [ 2 ] ) );
* J% {- S# x$ y1 y0 \+ O - UF_CALL ( UF_MODL_delete_list ( &edge_list ) );
/ u! b; i/ p6 I9 X2 d - }
' _0 c) ]; F* c9 K - }1 I2 k2 ~- X/ A+ a
- /*
1 k) D7 Q$ r2 H# V9 y2 b0 A3 x - Create smart line.; k7 o) k% O% a# f& r
- */
# b$ a: f& e6 h! \% m1 t - UF_CALL ( UF_SO_create_curve_extract . T3 t- }5 i. p3 I7 s% `
- (
* k' R1 C4 Z5 y - edge, 2 K- {/ E6 ]) j ]) U" q% b
- UF_SO_update_after_modeling,
, i% D |' V+ k/ }# J% N& g - edge,% x3 e" l; g6 a# F
- UF_line_type, /* enforce line type */
/ r8 c; ~: P: v( h X, m - 0, /* no subtype to enforce */. _ b6 p& [; k/ ^- S7 C
- NULL_TAG,
: \$ ^- ]9 L9 p6 A: U z) r* D$ | - &line # B* l4 E: N9 e5 R! e/ Q
- ) );8 Z5 \7 A l. p8 j. @7 w3 r2 _- R
-
2 |4 V5 \" j8 \ - /*
- |1 J* n, M9 u2 p, t5 f) n4 g - Create smart arc.! N- J0 A& H6 K9 w8 \
- */
& N2 r2 f# Q* Z* j - {; U) H2 e7 I' |: b- Q# w
- int i;
9 i, y* Z" I. z! S. _4 F1 y - tag_t points [ 3 ];1 D. T! U! |) b, K( R. l
- for ( i = 0; i < 3; i++ )
5 G/ `9 h9 r3 Q- @, }* Q4 U - {: u5 K* h0 Z/ k, v! F' A K# N6 J
- char *strings [ ] = { "center=1.0",
. W5 ?. x! A. j/ Z - "start=0.0",
/ c: I' i4 |+ k - "end=1.0" };
3 ]% z+ Y. P( z5 j$ G - tag_t exps [ 3 ];
# l6 i$ ?! P* s+ R- U3 F - tag_t scalars [ 3 ];' E r4 X1 c7 l' M$ a4 K/ c
- UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ],
8 C, E, S) M3 E& m$ P0 ~; A - &exps [ i ] ) );+ M3 o' S' d* {! _
- UF_CALL ( UF_SO_create_scalar_exp / I( S$ K, ]. ]/ e B
- (
' w/ S- \, D+ f$ K% K - exps [ i ],
( o. j8 b2 }; j( a% D - UF_SO_update_after_modeling, 9 V1 K9 \0 q- S
- exps [ i ], 3 p: F' v/ h0 B& N
- &scalars [ i ]
6 j) q1 R* m3 {6 y4 L) W - ) );6 Z; t* f* Y4 u' U0 g6 \1 n5 z `
- UF_CALL ( UF_SO_create_point_on_curve 1 M9 j/ W* {0 W8 G0 _9 F5 i
- (
4 ^- @. N9 o& Q2 P7 U$ K; [. a - edges [ i ],
F; c; Q: M5 j2 {; y7 v - UF_SO_update_after_modeling, ' @$ Y. J' q0 O3 T9 F. n
- edges [ i ],
- w# _9 g$ X, j" n8 ^' Z - scalars [ i ], " p1 }1 Y9 y3 p/ \
- &points [ i ]' F& c4 b, f2 H( {
- ) );, u! ~1 ~0 B0 P2 y
- }1 h' g9 | Y0 G6 g
- UF_CALL ( UF_SO_create_arc_center_2_pnts / l! ]! r- r0 U% w1 t
- ( ( j- l! k# C( e, b8 j
- points [ 0 ],
. D9 l7 g& x9 B* N1 o4 d" n - UF_SO_update_after_modeling,' o3 b8 ^, e) I) d6 N
- points,
5 @" Q7 x$ n7 n6 j0 K - &arc " n" F- B! E: q* b) P5 k
- ) );8 m' T7 \1 f2 t3 J2 C- u2 q
- }8 z9 @0 H, w9 T ?6 E0 d" T3 L. e% Z
-
# U" [. W) X( S9 `: A, g - /* : Y* L' X7 s+ U- c
- Smart objects are created as invisible objects by ) F, z/ a9 U( g2 j
- default. UF_SO_set_visibility_option ( ) can be . J2 ], `! U/ {
- used to make them visible in the graphics window./ {, ?9 R* C" z; l/ `/ A& G! i
- */
& ?, Y# `7 i- X: e- L; a4 e0 ?. k: o - UF_CALL ( UF_SO_set_visibility_option ( line, / ?' |+ U% ?5 d& D& i
- UF_SO_visible ) );: @, ]7 L- H! ]/ {* |8 ?8 b7 H
- UF_CALL ( UF_SO_set_visibility_option ( arc,
7 |/ j( O/ {% ^ - UF_SO_visible ) );
1 {3 t* E, p. t$ a; ~' P! e3 J4 y - /*
4 w* T) q) S- n R - Get line/arc/edge evaluators.) T/ x7 {3 W8 p
- */
+ D2 r/ G1 q5 i" b - UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );
6 E% n# C; j1 x4 p" S) _; g0 s - UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) );- [4 z$ r- m g" L! K" z
- UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );" V' c! M" u6 w' u# I
- show_edge_points(line_evaluator, 10);
0 R: D5 K. j. U. @9 Y3 c S4 i - show_edge_points(arc_evaluator, 10);
& j: @, p; g, _( U( J% R( Y/ y - show_edge_points(edge_evaluator, 10);
0 C3 d2 ^' f% a* ?1 G! R5 J! W! }1 d - /* 2 t1 l6 z7 Y4 g: ~1 W8 X
- Get line/arc/edge data.
& I8 t' }# D( s4 P; j" z - */" o/ ?: S8 V! O) x$ Z
- {
' d5 W% d0 s; |9 { z% M' Q! ]9 ^ - UF_EVAL_line_t line_data;, s0 W! f# J; Z
- UF_EVAL_arc_t arc_data;
. o) c/ T$ a! p( \: x s# O. p - UF_EVAL_line_t edge_data;; C# i- Y! P+ A6 N
- UF_CALL ( UF_EVAL_ask_line ( line_evaluator,
! u) H9 }$ @3 `: c& o! w - &line_data ) );# z) W) D8 `4 d5 R& O, E. ^- s
- UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator,
& W% q2 C; K4 t. ?- b9 b - &arc_data ) );' J- z! d7 X* {' V7 I3 M8 a; j/ C
- UF_CALL ( UF_EVAL_ask_line ( edge_evaluator, # s6 m6 z( h* X( O
- &edge_data ) );8 }. V( i8 C5 p; u& A& x+ D5 m
- }
# q! i' f( g/ h; ?* }; s& e - /*
0 w* x/ e- W2 M/ B8 _ - Check line/arc/edge periodicity.
$ [3 |6 q+ ?# U& H$ f/ { - */
# E& i: G) O* S - {
0 c; |- g' q6 r$ X3 W - logical is_periodic;
' @( m: J7 o. b3 a& }, ^5 [ -
7 w! `7 x$ l+ r8 i3 X - UF_CALL ( UF_EVAL_is_periodic ( line_evaluator, 7 e5 [) v* \" Y
- &is_periodic ) );) N# F N+ H0 G% R5 Y" R
- UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator,
% F0 ?6 u% m' i - &is_periodic ) );7 C" K, U. `* V D
- UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, 3 a7 X2 F- T7 ^2 S! l) \4 O
- &is_periodic ) );
, Q- d. g1 i# g - }, ~' S$ T3 B' O) |/ k
- /* ' r; T5 _) Z N) v+ s( x
- Evaluate line/arc/edge.
8 {$ C* I; @: a, _" z# c4 k - */
6 T3 e: s$ s6 x7 t8 z! ~- ~ - {
3 Y# R" S J" k9 L% J# v0 Z/ C$ E - double limits [ 2 ];
, o; b8 [$ ~5 ~ U) Q7 Z2 M" v- ?6 u - double mid_t;
8 Y9 n( f) \. e) K' h - double point [ 3 ];
* G" F, R$ J+ Z/ C7 C, G7 n - double derivative [ 3 ];
# J2 u( v+ A6 V" h L2 H2 [ - double tangent [ 3 ];
7 {+ E# t% @0 X' _7 V) J1 G - double normal [ 3 ];1 w9 u' k: _8 T) m
- double binormal [ 3 ];
4 ]$ |: J5 V6 O; ` @ - UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );
. _" O$ N& D/ j: x$ T8 o& L - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;9 z4 B% Y m. c8 c' h- P
- UF_CALL ( UF_EVAL_evaluate ( line_evaluator, 0 x4 X2 k, a8 z7 P9 E8 s- c w
- 1, 0 e. ]( e/ J3 n0 M- a! d& z
- mid_t, + C# z6 r& f1 C) U; M/ b. a
- point, , t! I; K$ {0 K N; t
- derivative ) );
9 p* e9 L1 [$ F3 @& s! c -
) S! o1 k2 g( [; Q8 K - UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator, ) X9 e. o0 E- C/ N; U! |- z
- mid_t,
- B. l' L9 d9 }4 d - point, 4 V, D8 d! f3 [+ N. l+ E
- tangent,
# z* o* `1 R2 u! z: c8 X l - normal, ! z/ R: ^' I, L, q
- binormal ) );
0 Z( T# O- p8 |" ]7 `8 }$ V - UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );
" t* L. x5 I( o1 V! i - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;2 U6 o! E$ | G+ |6 l- G, U
-
2 G( ]( m4 l( ?4 O8 e. w( A: @ - UF_CALL ( UF_EVAL_evaluate ( arc_evaluator,
0 a, ~5 T& v8 R/ J u$ v - 1,
* a g I+ J( C4 F0 ]% X/ d - mid_t, . S- @4 \8 _5 k' s: c4 z8 Z
- point,
* z! I$ z& C8 r4 e9 T - derivative ) );" }0 ]+ q& w1 w& k( t q6 F
- 8 ]# {& ]6 G6 [# s! @
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator,
E% [, f I9 Q& ^ ^5 |; D - mid_t,
! T/ `# V& u; t3 H- ?, C - point,
! C1 h8 h/ q# a6 n - tangent, 8 `* Q) D) X; P6 N% V
- normal,
& D' e" b% V8 L# L: ?7 s; Q1 Y - binormal ) );
- Y- o3 [$ [3 Q |- a% @0 ~ - UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );( s! V X2 i- D6 A/ Y% o: ^! s
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
! s N# G9 N9 y: e# G9 N4 f! u - UF_CALL ( UF_EVAL_evaluate ( edge_evaluator, 0 L8 P; Y7 b' z, J& S( E7 c! K
- 1, * a! C1 G) J. A+ E$ E
- mid_t, 3 Z) F' K3 h* A! f$ P
- point,
3 O4 B# l+ F5 M o - derivative ) );7 e" @/ y' W0 D
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator, * x6 }9 ~* p) `$ g
- mid_t,
' T' c8 Z) \+ Z - point,
2 c( h$ \% i# B* \: T$ @ - tangent, ( j; ~) W7 |2 M* c) y
- normal, 0 q# }8 P5 S. v7 b) m
- binormal ) );
# @- ]! {6 G. E. G - }% ]* G9 x! [! ~9 ^
- /*
: Q0 D2 \. c' ]% _/ m. k - Check line/arc/edge equality of evaluators.
% [9 K8 K$ u; P+ n8 n- A* I - */& k+ N/ S5 A+ ~8 L6 d7 V
- { [/ z0 i; A6 j
- logical is_equal;
; q. _8 z; E( u" Q - UF_EVAL_p_t line_evaluator_copy;
9 w1 D# R# ?/ |- K - UF_CALL ( UF_EVAL_copy ( line_evaluator,
# B5 E( o& X' ~6 n6 w - &line_evaluator_copy ) );
4 Z" w0 M: Y5 ]' ~# u - UF_CALL ( UF_EVAL_is_equal ( line_evaluator,2 l, M5 K: ~7 p
- line_evaluator_copy,6 P; M8 G8 l; S: {, o- N8 q+ V$ m
- &is_equal ) );" H7 z9 a5 h$ [( L* Q+ A
- UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );
! T( u6 H3 P P, K) K' { - UF_CALL ( UF_EVAL_is_equal ( line_evaluator, $ x3 [" A. I; v9 }5 O; T
- arc_evaluator, 3 ^1 d8 U" N, c0 l! P: T0 F7 G: Z
- &is_equal ) );5 t: `- G; Y3 E9 {6 h
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator, 1 m* X' B4 X9 I2 c& F
- edge_evaluator, ' i0 i4 J' ^" T4 `% j
- &is_equal ) );
0 t h" o) {* E& g. ?$ w4 h - }
9 n7 P, {( ?9 i; a& @ - /*
( |+ h y8 h1 S+ [8 M8 H - Check line/arc/edge type.5 b \" S( z. q2 I1 \+ ~; j
- */! E. P* S, i2 D# j2 p! Y; `
- {8 r% D) k" C4 s( x0 _5 P9 n; k
- logical is_line;+ ?. u- { r! [1 I# s% ^
- logical is_arc;* N9 C( Q$ l" }$ s
- UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );
$ F, b2 a: N' v" ?1 a' m - UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );
& U3 u2 Z* S4 Z - UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );
1 x' N4 X6 s6 m% L3 D - UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );& u4 U% F8 N- Y5 ?2 `
- UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );* B" A8 x5 \# p+ b q. z
- UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );
/ w2 O' l# q" h& `: t* I - }' ?& u: B% [6 b9 d1 n- {
- UF_CALL ( UF_EVAL_free ( line_evaluator ) );
9 d1 c$ N @3 N/ Y# M( G; A/ x( l - UF_CALL ( UF_EVAL_free ( arc_evaluator ) );
: |! U1 f9 M- S) p* X4 v/ T - UF_CALL ( UF_EVAL_free ( edge_evaluator ) );2 Y3 t2 [- m# p, Z
- UF_CALL ( UF_terminate ( ) );
' K0 f1 a2 P" z* a7 H - }# t9 N: ~& X4 q
- # {- O. I4 {* E& k' }7 Z8 D: l
- /* This function will disply n_pts equally spaced along the* G8 f* r5 |# s: l+ c" f
- input curve.
2 V: | r" d5 n4 j2 X1 G2 H; o - */
: Z9 {( Z; [8 [( `5 `; U* ~. j! Y, f - static void show_edge_points(UF_EVAL_p_t eval, int n_pts)- j* I+ J5 R6 C+ C8 l
- {5 b. ^" Y2 [$ _& ?, ?
- int ii;
+ {. g% @ z$ t - double limits[2], p, point[3], end_parameter, start_parameter;2 y; L _* T8 j
- UF_OBJ_disp_props_t
, t& Q! B; T9 _8 P0 B0 p - attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,9 W' t2 o. L5 Y7 R, k
- UF_OBJ_FONT_SOLID, FALSE};
- g) `7 I+ \- Z$ l6 [7 N. _! \& P - , A) n- G# Y/ I1 l6 s. Z- J5 H: K1 W& _
- UF_CALL(UF_EVAL_ask_limits(eval, limits));
1 z6 H) T9 q. f - printf ( "limit0 = %f\n", limits[0] );5 w9 g, O% m, Z9 x& J$ y
- printf ( "limit1 = %f\n", limits[1] );
, Z" _2 o! l8 o% C; } - start_parameter = limits[0];
# U/ A ~' J. k. `" h9 N I - end_parameter = limits[1];' n+ J& O" w4 n% n& M% l; |
- 0 n: B; M( Z8 S2 K ^+ q5 Y
- for (ii = 0; ii < n_pts; ii++); W9 m' V" F% \
- {! O. K; W3 p) {: o# ?
- p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1)); m; \7 t }2 D
- printf ( "evaluate = %f\n", p );8 W1 T t- |" u! ]' V0 [
- UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));1 U# J* Z4 {) V- D% h/ h; k
- UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,, A. s+ `7 P+ ^3 t1 z& j, @
- UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));
2 {+ S4 F4 K7 }) U/ K$ I! g - }
% P {, K' Y7 \3 S7 P - 8 y/ q# r2 v' }2 c E& c9 \
- }
1 v- V7 C7 N U3 x6 w! U, A0 f' ^
复制代码 : x% n9 t$ H) F# \$ n7 K
* u) b" E& K; o, q# p H2 F
9 A# E+ n8 L9 a9 @ |
|