|
|
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
×
7 Q. B3 l L/ o" n' O
4 {1 P: {* \" w# o
1 v) }$ U3 y2 ]; O ]& x3 x: O+ b
. K- m1 i% q) N; @5 T- /******************************************************************************1 q: c& U# C: }( |5 Y3 D
- Copyright (c) 1999 Unigraphics Solutions, Inc.
. \4 Z' c; ]9 M$ U8 B - Unpublished - All Rights Reserved
! M8 B* M$ J3 ~1 R: Z, e4 z% d
) C' I! r7 c( C: u* h+ M; S- \+ e- *******************************************************************************/% c4 M8 [2 I& t3 t
- /* This example demonstrates the UF_EVAL api for lines and arcs.
- c8 J; V4 i$ K; a# c; O& y - Some of the UF_EVAL routines operate on an evaluator
. s8 w4 B4 O2 m( H; J - independent of type while others are type dependent. No longer use
! B3 @3 a$ j) T& I2 b3 X - UF_CURVE_ask_curve_struct ( ),
c8 \& p. c* M8 H4 Y9 ^/ s - UF_CURVE_ask_curve_struct_data ( ) and
. t* V" Z8 h' B0 ?& C: \! O. H; n - UF_CURVE_free_curve_struct ( )4 K, m8 a5 U3 ^- z* J
- */
* _# y3 P3 W8 I! K% t- V - : m, l$ L3 z# A8 U; `3 d6 g( _
- #include <stdio.h>
( d# K w R2 D' b - #include <uf_object_types.h>
# ~. _" k$ d9 I l5 W2 U( z - #include <uf_curve.h>9 n0 n. q k2 J( E& s3 A5 `
- #include <uf_eval.h>
' H; m$ t H) X, c8 a2 M9 i - #include <uf_modl.h>
7 W. @3 i6 g( B) e7 U B - #include <uf_part.h>& K+ t4 V' ^* L v% H' h1 _
- #include <uf_so.h>6 n0 ?' r1 _" |
- #include <uf.h>
0 P+ v; h) l: J- h! w - #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) )
& C( u! ^3 x6 U0 r6 w - static void show_edge_points(UF_EVAL_p_t eval, int n_pts);' I! e& M' O! i4 [( ]
- /*---------------------------------------------------------------*/" m9 f9 |9 W( Y$ G4 o0 w
- static int report ( char *file, int line, char *call, int irc )9 c/ I, r' C% n6 p! L& {
- {
2 X% j7 b* N1 e' J* Y - if ( irc )
9 {" _8 A( n! ? - {
; u4 q, T+ s6 p1 i - char message [ 132 + 1 ];
! ]" ^2 E1 r# ^9 I% ^% o/ ]) \ - printf ( "%s, line %d: %s\n", file, line, call );7 `; D4 C U- r
- UF_get_fail_message ( irc, message ) ?$ W+ L( }( s2 T4 \; F
- printf ( " error %d\n", irc ) :
: U# v* e/ h/ ^5 Q1 ? - printf ( " error %d: %s\n", irc, message );
% n4 y; I% i2 L5 R! F! @6 s7 R8 o* k - }
# W4 c( h% o5 ]' X7 r - return irc;; G H6 V+ K8 ]% z' i, n; f- Y% B
- }* ~$ ^" i/ B4 |6 E. H/ E( Y
- /*---------------------------------------------------------------*/. f! d* x, f0 _" u* x5 u
- int ufusr_ask_unload ( void )
% h- Q4 X, G1 s( | - {( Q* U7 P7 |* f0 ~/ p% j# Y; d" z
- return UF_UNLOAD_IMMEDIATELY;
. L% J: g5 |! w8 z, Z# y, z- S - }
8 Q5 J+ Z T- f( T. K# e% b3 } - /*---------------------------------------------------------------*/
- r% ^3 c0 Q( F/ b - /* ARGSUSED */, ~# L/ [5 a8 [2 `7 k" F; b
- extern void ufusr ( char *param, int *reTCod, int param_len )6 t2 b) P5 q: L; Q
- {
/ J t" e# O) ^5 H0 c - tag_t line;
1 ^# U9 S( u0 J, I - tag_t arc;
+ K" W( H- [1 n) J$ x5 L, a. J - tag_t edge;
1 A! a1 Y/ c _. n) F) ]- L ?* b - tag_t edges [ 3 ];9 |" B; |& e" w1 w6 y7 a
- UF_EVAL_p_t line_evaluator;
U: I4 | l' m7 g0 n - UF_EVAL_p_t arc_evaluator;; e+ Q! R) X ]1 x. B+ w- z( `4 E1 V
- UF_EVAL_p_t edge_evaluator;0 r; H( z( e: M0 I: i
- UF_CALL ( UF_initialize ( ) );: o, x: m5 \! y9 P/ b- C! }, t, K h) e
- /*
1 o* L( [- Y- K$ _% m6 T) z7 O - Create new part "ufd_eval.prt".
3 n) E$ W6 k% n8 f- ^. I$ t+ [" D - . R8 j* G+ o& k4 ~# P% L
- Close part if it already exists.
; E/ M! z+ }. c9 ?" [* C8 f; a - */- J# X4 d( u9 A& n6 M! v
- {& @6 ?& k2 h) j+ s
- tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );$ W7 A' D' ~" g0 M* f3 v0 w
- if ( part != NULL_TAG )
' D/ t7 O6 c2 P* } - {
5 b) q; z& @+ B3 q* T - UF_CALL ( UF_PART_close ( part, 0, 1 ) );
4 `' J6 s9 U3 \$ Q, Y% g/ d9 m' Z4 i3 a, M - }. M: m! z! m8 B' s! z1 c
- UF_CALL ( UF_PART_new ( "UGd_eval.prt",
0 J' w# q. M9 v9 d6 i1 p2 |7 e1 n - UF_PART_ENGLISH,
# Q- j. u' h' l v+ | - &part ) );, c* J! j/ E2 l% W4 l
- }
6 L Y0 |: ]7 P- X$ @ - /*
' i1 o* ^4 B$ Z+ w, l - Create block and get edges. " b, t6 z" p5 ~0 B; `
- */
0 t* d1 A* d, E0 P - {/ X1 b4 u/ U! i& o# m& H9 k
- double origin [ ] = { 0.0, 0.0, 0.0 };
5 R( Y: J, z) v; ~: |0 L$ m - char *sizes [ ] = { "1", "1", "1" };8 x$ m2 F1 H" ~: u; y, t# p2 \
- tag_t block_feature;
, a$ ^3 ]- @3 s- |- f6 ?! w0 o -
# w7 }6 S- b5 ]" q* J: W - UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN, # B; f0 I, W T! [- j# S8 g
- origin,
& R/ a) y. S1 g2 ]5 f% ` - sizes,
6 E- ~5 S1 C) S# j5 Q( Q - &block_feature ) );" [# C0 m* G4 {( Z+ y# s' W* [
- {7 [( j5 W9 \9 q: _1 H. z
- uf_list_p_t edge_list;# r3 e& w6 z5 ]
- UF_CALL ( UF_MODL_ask_feat_edges ( block_feature, g$ ~6 o1 h' q0 U8 x7 `
- &edge_list ) );& O2 H% Z1 w$ W1 t9 H
- ( [* ?% Y+ c& X7 S4 w& R9 b
- UF_CALL ( UF_MODL_ask_list_item ( edge_list, ( a5 P4 @5 o3 u: ^6 {9 ~
- 1, 9 |! N! d; b7 a+ f+ L2 K
- &edge ) );
1 E+ b {& h" O6 e - edges [ 0 ] = edge;% U$ ^" y! N! z/ F* |
- edges [ 1 ] = edge;' t9 O# D5 B) }+ e
- UF_CALL ( UF_MODL_ask_list_item ( edge_list,
$ G& x- Q! X4 c' ~ - 0,
. u! z! ~9 t4 y+ W0 G - &edges [ 2 ] ) );
0 W8 a8 Q2 g6 b) n: _ c: x. w2 p - UF_CALL ( UF_MODL_delete_list ( &edge_list ) );
, e( c. R6 a$ u2 Z. B. Q( ~5 f - }
$ G6 Y/ r# z4 ]8 k) \8 Q3 Q% c/ [ - }
: A8 a& Z, M; u* v( P! H# Y - /* $ z: X' l. ^/ b& N% B& I
- Create smart line.
# c& E% [5 S& u - */
5 {( V0 I; }8 S8 A - UF_CALL ( UF_SO_create_curve_extract
: M' j0 g+ b- V3 }6 \* v3 {" J2 c$ d3 Y - (
1 f+ a3 T% M& X/ d ^ - edge,
8 {. C; x: N6 F# S3 n' o/ V - UF_SO_update_after_modeling,
% I8 Y4 [, z/ l - edge,! d6 O$ E1 F* x7 R* o! `. a
- UF_line_type, /* enforce line type */
4 u& K" M* k- N) q# R( P - 0, /* no subtype to enforce */2 _* o$ d1 l) Y7 o- m4 N
- NULL_TAG,
3 D) y" S- C4 i5 R) f) I% S - &line
2 x& H) M2 j3 G2 p& u) m" P8 @ - ) );7 K \1 x. Q9 j" W/ ^6 @
-
7 c! [) _/ i% [+ I7 V! Y - /*
9 B; E4 w( B. G- J) |0 j/ W5 r - Create smart arc.
& o% q3 t, F. d - */
8 T3 D1 J4 ^! V0 J - {' k# I$ W! W' u" J3 r5 F, s8 G8 c# y7 ?
- int i;
' g; u, d0 N9 e d4 R - tag_t points [ 3 ];9 D3 L4 {) H+ ]( d$ t7 c' w1 F7 a
- for ( i = 0; i < 3; i++ )( l0 S5 N9 J* N/ ~ Z' W' E
- {
- h7 f% Y+ C3 F* \ - char *strings [ ] = { "center=1.0",
" Z& G8 w8 P" X0 ^ - "start=0.0", ; _ f3 ?) L) T% }
- "end=1.0" }; I+ F+ z9 Y8 h! U+ x2 C$ n
- tag_t exps [ 3 ]; v5 J y; ^2 n7 k
- tag_t scalars [ 3 ];
, ]# t' m% a5 {; F1 J- u9 M _ - UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ],
7 z, T# o' @; Y - &exps [ i ] ) );5 T6 R" M, I6 R* t
- UF_CALL ( UF_SO_create_scalar_exp
- E- \' O7 q1 c( Z- c9 c - (
8 k) @( Z! s5 G6 p0 G! F - exps [ i ],: v, H4 A# }( ^
- UF_SO_update_after_modeling,
2 O" T/ a9 h) G8 Z - exps [ i ], 1 @1 E" V0 e/ j4 r( h. |1 n
- &scalars [ i ]* y$ B& I+ {! B* z8 j0 S
- ) );% q9 R9 T y* ]- n7 y
- UF_CALL ( UF_SO_create_point_on_curve
0 X1 W; v' Z3 t) J. U" v - (
1 p8 o) \7 s7 j! W - edges [ i ],( \ w# H: z' x
- UF_SO_update_after_modeling,
3 b0 v2 l/ Q# I - edges [ i ],
& R/ e, ~2 e) a+ U# v" Z - scalars [ i ], , v- d2 J5 c. p5 m* T
- &points [ i ]
# X. s3 J( d9 I$ ? - ) );4 t X/ t: L+ P3 D6 X
- }! C6 C* u% z! F; u5 `
- UF_CALL ( UF_SO_create_arc_center_2_pnts 5 c& t# b, S5 Y5 [. {, F$ G
- ( B& l* y; h) Y& i
- points [ 0 ],
# F: c8 o+ b0 p$ B4 j - UF_SO_update_after_modeling,
& s' k( H. O2 V% F3 {/ e - points, ; e& R& j H" P# ]7 l6 Z1 s* B
- &arc
* P! Q2 T; E- s: i4 U - ) );
: n. l4 m& Z: y8 |* j/ D/ B3 y - }7 w3 c4 s' P+ B' l' z% h
- ) V5 b5 L N7 j! j1 `9 u* }. `; E( U' C
- /*
1 V$ X3 I: q; [3 c4 Y. V" x1 i+ @ - Smart objects are created as invisible objects by
+ i8 E! ?5 B8 v- E5 G - default. UF_SO_set_visibility_option ( ) can be
9 q$ E$ A6 O8 V2 @ m0 L5 @3 b - used to make them visible in the graphics window.
6 ~8 J! m9 w: N1 A - */3 j& _& o3 c4 Y# O# w1 S0 T
- UF_CALL ( UF_SO_set_visibility_option ( line,
2 h" h& o6 a$ I2 E. n - UF_SO_visible ) );
+ H/ W, K- q" E' J - UF_CALL ( UF_SO_set_visibility_option ( arc, + E! _9 D/ B" b5 P
- UF_SO_visible ) );6 X1 p* Q& {" f2 H; C* F) `
- /* 0 Q, ]; v% y( G) }
- Get line/arc/edge evaluators.
5 [0 y7 \; r/ x* z8 l" H1 I% } - */% a. O& \9 q6 B' j6 ^0 t
- UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );( @8 |- e7 t: s; Y
- UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) );
- u% v7 o' ~+ z - UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );
0 \5 ~9 ?1 z# O, E" U) Y - show_edge_points(line_evaluator, 10);
) s) j, {9 H# y+ W, W7 U4 ^- I7 I - show_edge_points(arc_evaluator, 10);; ^: I* W0 h& q, n
- show_edge_points(edge_evaluator, 10);
% M" x5 B6 A V - /*
& F& E2 S2 ^0 z# Y - Get line/arc/edge data.
1 c' G0 f5 ?# u - */
- T; t$ ~8 B/ k2 d1 L6 B6 } - {
' l6 t# J y+ V% b! F( K0 ]5 R5 M - UF_EVAL_line_t line_data;$ h3 |) W" f& t6 O0 P. Y
- UF_EVAL_arc_t arc_data;
8 Y% `. ]6 T1 S2 @ - UF_EVAL_line_t edge_data;! c/ ` A+ C2 @
- UF_CALL ( UF_EVAL_ask_line ( line_evaluator, 9 N; v5 E) _. S: z7 k' R" J1 f. x! b# L
- &line_data ) );
+ @( u+ A+ Y; U. k2 b - UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator, % k m9 m ]3 h/ f. H- P
- &arc_data ) );3 A9 ]% p, Y$ X: M2 q# G
- UF_CALL ( UF_EVAL_ask_line ( edge_evaluator, ; P5 G$ T- Z( g z; T+ O7 `
- &edge_data ) );9 k% f7 c) T. ?
- }
! y: B2 a& u( j1 K1 z* R w; N - /*
6 h0 P A1 l3 X* d - Check line/arc/edge periodicity.+ X; E) V; T) n! O5 S' p
- */
$ n K* P/ v( Y1 s' d0 N" H - {
- i/ {. Y# q4 Y; P5 j - logical is_periodic;
: {9 k$ E- K( s1 T R# p U -
7 O3 x% R" _* ?4 M/ U - UF_CALL ( UF_EVAL_is_periodic ( line_evaluator, . e+ O. C$ m, O- i# n1 z
- &is_periodic ) );
$ K s! I; i. C1 W - UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator, 4 Y) i* r9 w% L, D
- &is_periodic ) );) h1 V1 e A+ L
- UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, : H% ~' t' h. k8 U0 f
- &is_periodic ) );
5 [" c) u) n b - }; [ V; n* l& Z0 p/ G
- /*
5 o7 {5 g( d0 C% P- ~4 R2 F - Evaluate line/arc/edge.
% o' E1 m8 ^- Z1 V - */* c8 l2 C+ V% _8 W2 k
- {
! S& h) w* W: o# w! H) n" h/ \ - double limits [ 2 ]; 5 E2 [8 Y& v0 H$ J
- double mid_t;
) m3 L8 K* f# n+ y2 Q; g# Y) [ - double point [ 3 ];9 J- A; C4 r( S/ c
- double derivative [ 3 ];
5 N2 y9 V2 i+ u0 B) k) C4 J3 S - double tangent [ 3 ];0 Z6 B0 F4 e2 M8 L+ \6 E3 l& @, j$ r
- double normal [ 3 ];; ~4 Z4 v" B) j. [4 g+ m, N% W
- double binormal [ 3 ];/ C" r! J7 O9 ]. ^1 \
- UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );/ O2 S/ C' a/ a) o O
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;! G! w/ ~+ H5 Z0 N
- UF_CALL ( UF_EVAL_evaluate ( line_evaluator,
! @% u4 D3 C! y - 1, * |% h+ [6 P9 v& X5 }% C
- mid_t,
# b# n/ y8 Q" o8 q. o# K - point,
: A2 H# g* a/ w1 C" _$ l( ^ - derivative ) );4 j: w3 m& P' @7 O, r
-
, [2 [# q1 m' h' \2 l; }' @5 i - UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator,
- ^: p2 ^3 w6 d: r2 }$ g& v" B& [2 M9 k - mid_t,
) q8 i' k$ ~8 ]6 W% g: u3 c* E1 \/ H - point,
1 d6 o( }& Z* |: W4 S - tangent, 1 h+ G5 g6 ~) ~- E' x/ l" f7 R$ L0 ]
- normal,
$ L3 c w( D, q - binormal ) );4 E! K! V: g2 e. x
- UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );( D u. v9 z, K# h
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;+ c6 \; x" H* n+ f: f
-
: t3 c+ E- K" p% T, K( u# ? - UF_CALL ( UF_EVAL_evaluate ( arc_evaluator, ( b E N* D) `, k' k+ X
- 1, 5 b, s' {1 f3 u4 g" x
- mid_t,
( {# c s) t% P& @" K - point, 4 ?* x+ q% E0 a/ r2 d6 \! Y+ b$ g
- derivative ) );0 h; y1 w& c7 o, b3 q& I' H
- % v- H; `/ k$ n2 [' v
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator, ' b/ r$ g+ S( i6 g" W: g
- mid_t,
# d0 n& Z/ N5 G - point,
" k; v. {% O7 q - tangent, / K# P" y3 c; J) y! K2 v
- normal, $ E* z9 d- K) K, [7 X- Q
- binormal ) );+ Q0 k4 u1 E4 K; y, g
- UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );
" a P7 n1 j4 v& C2 `( T1 C - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;; B. }( x. N9 v! l/ c& J9 \6 M
- UF_CALL ( UF_EVAL_evaluate ( edge_evaluator,
7 N$ T9 i" o+ E0 ]0 J% m - 1,
& H5 m+ h$ r0 ~# f - mid_t,
6 z, W5 B' s" u. S4 a2 P - point, 2 m/ D: z! w; L, y8 J
- derivative ) );8 [9 }- y, b( _! Y4 K
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator, 2 s* f8 K: v( n: d3 q5 P( m
- mid_t, ! g8 B, S5 E+ e0 B4 y
- point, 8 v/ U% d* j7 `, _+ q: Q; G
- tangent,
# Z! F5 [0 L: a7 z! ^/ ] - normal,
+ s+ ]& \0 h) K D$ L - binormal ) );4 P8 U1 {+ s7 ]7 p) v- C
- }
1 N: b: T. \# z* C) r - /*
% J7 i, B3 z- S6 C - Check line/arc/edge equality of evaluators.
6 t, ?! Y3 [+ w" i2 r& F - */
L- q( x2 n# g- @/ ^, ?) T1 q3 D - {7 h$ Q5 i* j$ e! l) U4 }: W
- logical is_equal;4 M1 t1 ^0 `/ h9 H
- UF_EVAL_p_t line_evaluator_copy;- I6 K( h: |6 T `% F/ y6 @, h% Z
- UF_CALL ( UF_EVAL_copy ( line_evaluator,
! y- @7 j: v( p& x - &line_evaluator_copy ) );1 ~4 m! D* l9 F9 I4 M
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,: A( c ~! y' O' W) y: }
- line_evaluator_copy,7 j* p2 q* L' s0 I* Y# {
- &is_equal ) );- b3 ]' J+ L0 \/ Q" j
- UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );' v9 H$ c- ~, Q8 l4 S6 r: A
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
; Q" P( G6 u9 s - arc_evaluator,
6 X# B0 k0 S. y2 c7 W' s - &is_equal ) );$ m! r4 \. u5 y! ~
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,
d# } F6 C# v% l. Q9 g6 X+ Z' N - edge_evaluator, , N& |, Z, M% E* h
- &is_equal ) );
# m) |* e8 Q$ A; C& |" s - }
K6 _" t3 f% q - /* p( v) g5 A& t
- Check line/arc/edge type.- v; w% q# H; Y1 R
- */
8 o& ^" ?" k9 C! N0 e - {% O) ~" g) {9 M4 g1 U
- logical is_line;2 {- U' w0 u* @8 c+ K3 Q2 k* r
- logical is_arc;
* r7 C' n7 e+ Y; P0 Q, a: a, H - UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );9 B" `; A9 D# T& `9 v$ {" x
- UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );4 i1 V. t, |2 ]% T/ ~8 H4 ^6 c& X! b
- UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );
1 c2 z3 f9 a3 } - UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );
! N5 e& D. k, y8 Y1 Z/ z7 b - UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );- }8 i, Q: f; v+ X; Z1 j8 W
- UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );, y" J& [# K Z; o3 k. i, W
- }
+ g- I' m0 ]5 J - UF_CALL ( UF_EVAL_free ( line_evaluator ) );
- P+ w. r3 a1 A$ D. j - UF_CALL ( UF_EVAL_free ( arc_evaluator ) );' r% A" ~" v. |9 N0 m# { ^- z
- UF_CALL ( UF_EVAL_free ( edge_evaluator ) );7 N7 v$ d& r8 ^5 U3 p) F: K: j( t
- UF_CALL ( UF_terminate ( ) );8 w* r5 b' B5 W! N0 j% ~+ L, l5 f2 P
- }
" [9 @6 ?6 Y, w8 @7 R$ |% I$ A - ! L6 l% `) `7 i; r, V0 D
- /* This function will disply n_pts equally spaced along the
) a. M( _ }8 ~; q0 z# b - input curve.
1 ?" _# C% I: m7 |$ ^) G( A - */0 G( [! f8 \& O& h) U, K. ~
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts), @' Z: i7 f) {$ T
- {( f" s7 Z' v1 V5 U$ [
- int ii;$ T/ p% T+ y) W2 T; x6 w* o# o5 \
- double limits[2], p, point[3], end_parameter, start_parameter;
: ]; N1 d6 J& ~; G - UF_OBJ_disp_props_t8 S) ]8 r! l1 S( X
- attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,( V2 Y: V* N8 C' s0 S
- UF_OBJ_FONT_SOLID, FALSE};
# \8 r g6 g h4 [/ [1 | - 9 N! _0 h& F9 q* F8 N
- UF_CALL(UF_EVAL_ask_limits(eval, limits));
' W+ e/ a# J& _; y2 H" {, F+ [ - printf ( "limit0 = %f\n", limits[0] );
z( H1 F( E9 Z" {$ w) ?+ @ - printf ( "limit1 = %f\n", limits[1] );. [7 U T2 ^' k1 N+ o" s
- start_parameter = limits[0];& X/ E8 R; o7 d9 c) d3 s
- end_parameter = limits[1];0 j/ y* @* W! c& `! o# k3 h" E
1 c0 }% V a/ R* x6 M4 S( r% i- for (ii = 0; ii < n_pts; ii++) y: {8 i6 T, U
- {/ o; {1 c8 D$ ^- u$ x. W' `
- p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1));8 Q/ h6 Z# Y9 i% w, X
- printf ( "evaluate = %f\n", p );) ^0 Q& S& K& l* N
- UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));3 e4 u! c( \' v! o
- UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,, w$ m/ h: C- V4 H% ]" h/ i
- UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));
8 T, ~( j' M. `; ]( x/ ^ - }
0 M( x4 f) U; m6 ?
9 `, ]* c' ^' L& q/ F: C- }/ e% e7 S) {; o& Z+ K% d
复制代码 ; q3 ]* g$ b( A
1 d4 D V: K, I e4 g! s4 u2 {3 j* d g0 Q5 P1 f
|
|