|
|
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
! N3 E% k2 }2 D( t4 \& B4 ^: r) c4 F1 A) e( C1 ^
. S: m' w, p1 ~# }9 Z3 H$ ^0 R- I. l$ V# U9 U8 m. N! {6 z& C3 M' U9 R
- /******************************************************************************
5 T) I! M/ Q; r, f# o8 c' } - Copyright (c) 1999 Unigraphics Solutions, Inc.
% }, z1 N3 e( ^8 k$ m+ v - Unpublished - All Rights Reserved& G9 S8 c& I8 @' e3 m, D
1 q4 ?9 j3 j& Q4 Y( U) f5 k- *******************************************************************************/
+ M* K& T, N6 h% y& m* [ - /* This example demonstrates the UF_EVAL api for lines and arcs.& U& ~, H: j4 L- o+ V
- Some of the UF_EVAL routines operate on an evaluator
# q# ^* h# Q* u6 q5 Y g1 V* y - independent of type while others are type dependent. No longer use4 z3 J" Z) |- g/ s4 J9 f$ x
- UF_CURVE_ask_curve_struct ( ),) v; [ ^6 o2 Z& U- P0 S6 j
- UF_CURVE_ask_curve_struct_data ( ) and% ?% I9 B' v8 t1 u
- UF_CURVE_free_curve_struct ( )
* V+ E! i6 n9 j& \3 c5 T8 N. ~ - */* T8 Q$ ]. L0 D+ A3 n
- % C7 ?' q' d* h3 @- ^% C- f5 _( H- f
- #include <stdio.h>
: @7 E" n* Z' Q; n9 C - #include <uf_object_types.h>
* e4 u" X* o) c/ {# } - #include <uf_curve.h>
1 F) @4 s* l7 g0 W - #include <uf_eval.h>
0 {$ k8 V# a2 N( I7 h: U - #include <uf_modl.h>
- O7 q: R" G6 W. Y% h7 y - #include <uf_part.h>% a9 T4 _7 Z9 D5 t
- #include <uf_so.h>
2 l+ }) ]; {/ j9 m - #include <uf.h>3 X. p9 |9 R4 V+ G# E% y
- #define UF_CALL( X ) ( report ( __FILE__, __LINE__, #X, ( X ) ) )8 |) r3 Z" G7 e0 _2 M9 p5 `
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts);; Z9 \9 ?" f0 U: @ N: o
- /*---------------------------------------------------------------*/9 C5 _+ Q0 P, m* R4 X
- static int report ( char *file, int line, char *call, int irc )
9 C" O4 [: I! a9 G - {4 T. x, j6 A- Q) \8 ^7 P7 `
- if ( irc )
7 {) \" a- ~, C- Q! k - {7 U1 L% b# e, l7 [+ @& C( C& T: @
- char message [ 132 + 1 ];
. L: U( S/ Y! M" o4 f, z, f - printf ( "%s, line %d: %s\n", file, line, call );
* } l3 w: R% A$ v: L( Q - UF_get_fail_message ( irc, message ) ?
( s" u5 M# a; b/ a0 ` - printf ( " error %d\n", irc ) :
+ Y3 @5 E N- @" i& A% o" m - printf ( " error %d: %s\n", irc, message );
1 f$ h9 s3 R2 N - }/ |7 t% h+ G- Y( a4 a: h+ z, T
- return irc;
) u5 x8 _: A0 a* \) ` - }7 U# C; R8 d$ h* W# h2 J
- /*---------------------------------------------------------------*/
! O3 m! V/ }9 I5 F- p+ t; \3 r2 p - int ufusr_ask_unload ( void )% J. X# t; H Y e0 _
- {8 Z' m, d7 R/ k. D
- return UF_UNLOAD_IMMEDIATELY;3 [/ |$ w* X9 R0 v( \
- }% u! e, O' q; l/ `
- /*---------------------------------------------------------------*/& ^/ B0 {( i" l0 F- z% D! Q+ ?
- /* ARGSUSED */
+ @- p% x0 M( M; \) R0 e - extern void ufusr ( char *param, int *reTCod, int param_len ). w- V6 n C/ z" J/ a! ~
- {
! \4 N$ W4 d+ F - tag_t line;0 E9 `! D( h, W4 z8 j" F7 d
- tag_t arc;6 t7 Z% {. o* [9 e4 s3 }9 q/ k
- tag_t edge;
/ |8 f8 N; x" K/ A2 } - tag_t edges [ 3 ];
5 @( A' B( w" n, q. ?, d' m" \ - UF_EVAL_p_t line_evaluator;
+ ^1 R* n6 ]. j n2 ]( U - UF_EVAL_p_t arc_evaluator;
* x& W/ v, ^% |+ ] R& K) Q - UF_EVAL_p_t edge_evaluator;
4 S0 g2 ]. ]; \: h3 s U* r - UF_CALL ( UF_initialize ( ) );
$ _2 ^; N: g. k5 K1 J* p - /* % b; e- ?$ O. K) B! x: |( q. x
- Create new part "ufd_eval.prt".; ^# C1 |+ \$ ^1 e& E4 }
-
5 W, ~. O$ L" o8 j - Close part if it already exists.
3 d$ `5 L0 Q* y7 j4 i - */7 @7 k1 h+ Z+ K+ F' x5 o {7 b1 D0 q! g: \
- {7 y$ m5 m6 p* k$ F
- tag_t part = UF_PART_ask_part_tag ( "ufd_eval.prt" );
: _' m' r+ p8 g& t3 v5 f - if ( part != NULL_TAG )
) H' n) t$ u) N3 ^# n - {
5 a$ \% x5 ]- ?* J - UF_CALL ( UF_PART_close ( part, 0, 1 ) );
6 s* [7 H" u1 j9 ^ - }/ P5 G( r# s. V- Y/ w! h
- UF_CALL ( UF_PART_new ( "UGd_eval.prt", ! K7 @" Q* y" z6 b9 D# r$ a# M
- UF_PART_ENGLISH,
' \; I+ ?0 \9 x* {: I0 w$ L- t. \ - &part ) );; r5 f- m% e1 l
- }
/ U! `! G& j% ]3 X* B k5 ]" d7 `% c - /* ) Z. a3 r: e7 v5 t, I; Y; B' O
- Create block and get edges.
' d- l/ U8 p$ m; a - */$ z. y# _1 N6 d+ E. F f
- {; V0 E. N! i- q4 K ~) J) H* e
- double origin [ ] = { 0.0, 0.0, 0.0 };) i; q' B: p, [' L) W
- char *sizes [ ] = { "1", "1", "1" };
2 c" C( ?. G: C - tag_t block_feature;
# y j& j: b) v- E -
9 G% }. O" X8 U# L- p& G/ W1 A - UF_CALL ( UF_MODL_create_block1 ( UF_NULLSIGN,
5 ]( B$ J8 ~& n E8 ^8 E$ F8 q0 ] - origin,
/ y* @0 _0 W& n& G1 j# s - sizes, 1 k' H! a o! _! _1 a
- &block_feature ) );
' X( l5 Y8 [9 [( m) _ - {% ?, |4 M8 A, Q6 n7 X' J
- uf_list_p_t edge_list;
. n* d. l1 k4 |+ F5 N3 \# p0 c$ G r - UF_CALL ( UF_MODL_ask_feat_edges ( block_feature, T. w/ D( W" @/ B. R' f( c5 S( B
- &edge_list ) );3 c- y, S4 e, v: g5 q, X
-
9 [' X3 n+ W5 v+ M; z! v - UF_CALL ( UF_MODL_ask_list_item ( edge_list,
9 a& k* |' [) M# [ - 1, : A7 q/ N4 T! v9 ^9 T/ v+ v
- &edge ) );& U F# V; k, S! P" ?2 A
- edges [ 0 ] = edge;" s3 |( I3 _. J! N v* i# a( Y
- edges [ 1 ] = edge;
9 U7 I% ]" m5 o1 J - UF_CALL ( UF_MODL_ask_list_item ( edge_list,
5 z8 _+ B. i' h: f - 0,
; a6 s5 e; X: b- [' g$ o - &edges [ 2 ] ) );
: r! A% t0 }& X# ^# v0 S- J - UF_CALL ( UF_MODL_delete_list ( &edge_list ) );( w! \ U6 A) f0 v3 M
- }% J" m4 q$ S4 ]! r
- }
2 O9 r- [- r/ ?( A - /* % N% N' b, N6 E4 A8 v& @$ C
- Create smart line.& w- h0 [$ ?1 N, o* K$ v' W$ B) ~
- */" R3 J4 o: J. g' E# C
- UF_CALL ( UF_SO_create_curve_extract + `/ U: [5 O2 e2 u
- ( 8 r" H5 }. E0 c
- edge,
( o3 h& l7 n+ Z/ D0 N - UF_SO_update_after_modeling,
1 g# A# @3 l5 D, R+ F0 u - edge,5 ^# c: f" M- |& g
- UF_line_type, /* enforce line type */
" J9 D6 \5 Q& V: j0 o - 0, /* no subtype to enforce */0 h3 ?9 a. l+ W6 O+ m
- NULL_TAG,' g$ y# U! G* W( j8 e9 _2 G5 {8 Y6 ]
- &line O' c+ l7 |% \$ {7 y) F* Q
- ) );
. f8 a+ S# N) j- R -
" |9 ^+ k6 g& p" | - /*
$ J! Y& E; u5 |0 }) ~* [ - Create smart arc.0 t/ t& G5 P8 Q" C# _
- */% r) k, N# Z) t/ _: B& n6 h
- {
e( o$ T& ]/ R/ T5 s& u3 K5 n - int i; _5 q: i4 {* X, I$ x
- tag_t points [ 3 ];2 w# r f/ V" {
- for ( i = 0; i < 3; i++ ); k" Y$ b, A" M8 Z5 Y$ j- f% z% w
- {
1 _+ s( A2 G, F& b' } - char *strings [ ] = { "center=1.0", 8 d; U0 e. @1 W* @2 ~8 ~
- "start=0.0", 3 [; W0 e6 I# B h6 X$ E
- "end=1.0" };8 `/ e" c1 {; b
- tag_t exps [ 3 ];
+ _1 u$ q3 S: H3 w0 X) S. |! i - tag_t scalars [ 3 ];
4 c( A W5 ~ m8 o - UF_CALL ( UF_MODL_create_exp_tag ( strings [ i ],
5 Q9 d* x4 V2 T; c0 W/ M c$ C - &exps [ i ] ) );
; t" ^, z* h9 L! a4 N - UF_CALL ( UF_SO_create_scalar_exp
, w$ f( t9 n* r3 [ - (
' ?9 Z& D4 e* C5 a9 ?: a - exps [ i ]," t) P; B, ^2 O+ E
- UF_SO_update_after_modeling, . W4 u8 d- v: b' M% p" g$ |0 O
- exps [ i ], / s$ F8 j( I# ?) g3 ?0 X8 {
- &scalars [ i ]
x4 {# V( b+ U6 l* c: |- I7 C - ) );
! G, Y) f; H6 u3 }! |8 r - UF_CALL ( UF_SO_create_point_on_curve
$ ]* M+ F+ P& |: V8 ~# o& F/ y1 { - (4 P/ G2 y! z8 O4 f/ V" c. j
- edges [ i ],
. B; M- a! O( M/ q - UF_SO_update_after_modeling, % W. L7 L* e6 P2 B4 ]4 |; P
- edges [ i ],- x( f& Z/ d, P2 t8 K( U. n
- scalars [ i ], . K$ c" u3 a$ q" q6 t6 m
- &points [ i ]
" {- g8 t+ q5 x8 x1 a' @ - ) ); o B/ ^) T; L8 g5 i
- }
* U; E! G! i% i+ l+ B. l - UF_CALL ( UF_SO_create_arc_center_2_pnts
! @% F5 f% A& z2 }8 \# s - (
; [+ u! e- J1 _: k( ^/ @ - points [ 0 ], 1 j ^3 }7 K. g
- UF_SO_update_after_modeling,
8 ~. b+ C3 P- O1 O; s - points,
& H) F6 A; C9 f - &arc
k; M f( X' ^( y0 Q' c" {3 F - ) );6 p3 s, B* h; @' V
- }3 r2 z0 i: x# h, V5 v
-
3 m3 W2 `$ x% m1 v - /* # L) _% w, Z. Z3 p; @ S: M& _
- Smart objects are created as invisible objects by
0 F* e! R3 d6 Y - default. UF_SO_set_visibility_option ( ) can be 5 I: j0 h3 `& \& n& f( [3 \6 U. O
- used to make them visible in the graphics window.
9 B; l; S/ _1 o8 | [& Y% }8 Q - */- k- t5 A4 U0 R5 W/ Z
- UF_CALL ( UF_SO_set_visibility_option ( line, 5 M& z. B$ i$ ]* Z* f
- UF_SO_visible ) );
% x! o6 W7 S! R) R( t. @* J0 N0 { - UF_CALL ( UF_SO_set_visibility_option ( arc, 4 U0 [- A$ W& Z( S
- UF_SO_visible ) );1 k8 C5 s* Z: k/ K5 D' A6 M# ], ~- h
- /* 0 u! o7 f |% H0 P+ e0 P
- Get line/arc/edge evaluators.
; H, }) D/ \" I6 E5 W( s" t - */
4 ?. y1 N7 J5 |6 n' |- @' t6 f - UF_CALL ( UF_EVAL_initialize ( line, &line_evaluator ) );0 p2 i9 J0 l' }- U
- UF_CALL ( UF_EVAL_initialize ( arc, &arc_evaluator ) );5 e: Q' v* s# ~) b
- UF_CALL ( UF_EVAL_initialize ( edge, &edge_evaluator ) );$ a+ H, {+ @% X& B4 B
- show_edge_points(line_evaluator, 10);
9 W$ @! }( g6 x- D' E; ]1 ^, x( [7 k - show_edge_points(arc_evaluator, 10);
& U6 I! n" J9 a/ Y; N$ U! T+ f% D - show_edge_points(edge_evaluator, 10);5 A* w& W% r8 F! B# T3 A
- /* 9 L. s! s+ j7 V8 l
- Get line/arc/edge data.
( a/ r& W9 p$ |# ?0 l9 i% i - */) k5 N! U6 d4 `9 E% A
- {
( G9 a+ _. Q! O! |6 Z - UF_EVAL_line_t line_data;
% R( R% L2 F0 Y9 n6 U; X9 ]* V - UF_EVAL_arc_t arc_data;+ n/ T0 ^2 I2 X! P3 v
- UF_EVAL_line_t edge_data;! s2 J9 b( ^! N8 G
- UF_CALL ( UF_EVAL_ask_line ( line_evaluator,
r, o2 z7 ?7 x: H( Z7 z4 P- k - &line_data ) );% L4 G3 W# S6 }% H9 [; A7 y
- UF_CALL ( UF_EVAL_ask_arc ( arc_evaluator,
8 o! y% I+ e! x' k. y - &arc_data ) );5 C3 R9 i! V8 G
- UF_CALL ( UF_EVAL_ask_line ( edge_evaluator,
$ j/ e5 d8 n3 l: A6 a4 b - &edge_data ) );
. I! {0 C9 n! _. z' T' U - }
2 ?1 S0 b8 o9 {( ~; d - /*
. `+ g7 V: X/ k/ ` - Check line/arc/edge periodicity.
9 `/ l. x* _. n% G- Y( | - */+ _, M0 ~7 O" W' X# A" R
- {; O! i6 U" _' b) j( l6 m- t# A
- logical is_periodic;
/ ~9 z& \7 U$ b8 A' z - 2 L# t X. u" d" U' L; @, P
- UF_CALL ( UF_EVAL_is_periodic ( line_evaluator,
q% |8 d5 C8 u: n - &is_periodic ) );& k. ~& f& A- F9 E. r- M) {
- UF_CALL ( UF_EVAL_is_periodic ( arc_evaluator, 9 h# ^ g [7 m$ Y
- &is_periodic ) );
' I) |+ n2 A+ d1 r* Q - UF_CALL ( UF_EVAL_is_periodic ( edge_evaluator, & ]4 ` v/ b3 i7 m. F: `' T ]
- &is_periodic ) );1 _0 @/ f' |1 |1 t+ a6 C
- }! `1 S* D B; {- q" D0 M% Y
- /*
7 ^* N U6 a8 z, Y( {. z7 D - Evaluate line/arc/edge.
! j, \6 d* u$ E0 j5 X3 f - */( L1 U3 N+ |- U( p
- {1 S4 ?; j; M' i: N3 @0 p" C
- double limits [ 2 ]; 6 D9 v) f& B+ g5 k, _ E8 V
- double mid_t;2 ^* S& U1 M7 V4 e3 d
- double point [ 3 ];! l2 l4 Y' a; s4 t4 H
- double derivative [ 3 ];7 l- F7 k8 h" h9 Y/ l( c
- double tangent [ 3 ];1 r1 K) g( ?4 X! j( M' \& E7 E
- double normal [ 3 ];0 ?8 x6 ]9 t! r
- double binormal [ 3 ];' D& t5 |& q0 p3 o7 J, V4 v
- UF_CALL ( UF_EVAL_ask_limits ( line_evaluator, limits ) );* O% V+ Z+ A, o: X
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
3 U0 ^$ y" s" n5 u) E5 w - UF_CALL ( UF_EVAL_evaluate ( line_evaluator,
, b+ j; Z5 {( h% V5 E0 y - 1,
; Q7 F! C# B" W" ?6 h4 W - mid_t,
3 V- m2 w$ L8 R) ^" `; P3 P0 n - point, * ^; j) \- b4 w f) ?
- derivative ) );
* I5 X9 q+ e" G" R* e. b - ( C+ |# K& | R9 [8 J- I, e% L
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( line_evaluator, 8 _6 e" f2 f1 F- q
- mid_t, / b# ]+ k& q; H: y# Z
- point,
" M& a- G4 F$ [( ^/ l - tangent, E) N' k. d8 o, A' _+ E
- normal,
3 v7 D6 I, L& f' _: _ - binormal ) );
, L u4 s1 Z" k - UF_CALL ( UF_EVAL_ask_limits ( arc_evaluator, limits ) );
. I8 x" Y( c# ] G+ q4 r) c! s+ ^ - mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;" g& _7 H* |# K+ T0 Y1 N: @# z
-
5 T) t. W/ `8 \+ i - UF_CALL ( UF_EVAL_evaluate ( arc_evaluator,
5 s4 o' n) m! z: ` - 1, * Y |+ O5 t- B: O
- mid_t,
! q- S o' }2 V: r7 j0 |- | - point,
2 @, q! w# o$ e: ?$ M! Z/ Y - derivative ) );
& Y* ^% a6 T/ \3 u( _: t# O* E - . [9 q2 ]8 j( K* @3 d9 _" l( f' x
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( arc_evaluator, 2 a. N/ m; y6 [$ {- \. f
- mid_t,
5 C: U+ @0 I& d8 _+ Y4 u# X. [/ x- G - point, 9 Q) L {+ d$ {8 Q. E! W5 j
- tangent,
7 W/ @9 F: s; w$ } - normal, A! a% ~4 t, H9 @: l% ~* {8 r
- binormal ) );, l+ o1 H& {. s+ J- p% r$ @
- UF_CALL ( UF_EVAL_ask_limits ( edge_evaluator, limits ) );- d u6 n1 l% J3 X
- mid_t = ( limits [ 1 ] + limits [ 0 ] ) / 2.0;
`. z6 z: z9 I' |+ K" t - UF_CALL ( UF_EVAL_evaluate ( edge_evaluator, - @/ f* g1 ~4 S/ U
- 1, % g6 s/ q7 d5 B( A9 b4 p
- mid_t,
: _0 |, k+ j9 v' I - point,
; Z. Z* p2 A- F9 N" C1 W" ^ - derivative ) );3 a- q3 @8 g# L4 c
- UF_CALL ( UF_EVAL_evaluate_unit_vectors ( edge_evaluator,
) a# U5 C0 u! j# A" s! n - mid_t,
2 n0 t6 l$ W6 r! z7 i$ b: I$ w4 ~ - point, 9 \: U$ U! } e4 H! i8 p* J
- tangent, " P" V& Y! {* n* ^% [
- normal,
- F6 k( j' U9 x$ d8 S - binormal ) );
4 w! m; r# O1 b& C - }& _# ?8 U1 N6 D+ t/ I6 f
- /* / s% V3 M- G5 P# v6 e. c1 S5 y# v# F
- Check line/arc/edge equality of evaluators.5 t, ]5 W( Q1 k% S( d9 V
- */
/ Y# z4 z; t8 K0 E! K - {
7 D" T1 |. G- p& G* Z0 I - logical is_equal;
u2 z% Q5 `& a8 R E c7 N - UF_EVAL_p_t line_evaluator_copy;+ b: m" d! F1 Z( G
- UF_CALL ( UF_EVAL_copy ( line_evaluator,0 f( {% E: D* C) \
- &line_evaluator_copy ) );. F$ z' k5 G# i0 Y' G
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator,! m( p8 N& V0 x* \ p. {- i5 J9 \
- line_evaluator_copy,, P4 l7 L& c, m' A5 P
- &is_equal ) );
6 ^& u N4 T1 S - UF_CALL ( UF_EVAL_free ( line_evaluator_copy ) );
; W- }9 N, l& ?0 a - UF_CALL ( UF_EVAL_is_equal ( line_evaluator, # t, |+ r, c5 g5 P( g9 y4 W
- arc_evaluator,
/ J1 C* D& Z! c/ f; U. Y - &is_equal ) );; X8 n0 X3 i3 I0 V
- UF_CALL ( UF_EVAL_is_equal ( line_evaluator, . d8 v; x2 H5 A9 ? d/ e# S
- edge_evaluator, 0 Z" F6 {8 X3 X ]
- &is_equal ) );
4 W- B+ _8 W2 R U; E6 g - }
2 s) o6 x+ \, {+ ]) K - /* ( I. |& W* x p0 N# n, e
- Check line/arc/edge type.0 \# L1 \' p" }. E, j
- */: n6 e5 [5 C$ u/ y2 k
- {5 I2 x+ ]5 P0 u* D* y" \7 @8 e9 x; l
- logical is_line;1 \) v l3 A1 j
- logical is_arc;
7 t8 C& G% c1 J& \ - UF_CALL ( UF_EVAL_is_line ( line_evaluator, &is_line ) );
7 U! X+ O4 l. }6 N1 F; e: }/ ] - UF_CALL ( UF_EVAL_is_arc ( line_evaluator, &is_arc ) );
! M# e: s7 d; U. |" I$ w+ p - UF_CALL ( UF_EVAL_is_arc ( arc_evaluator, &is_arc ) );$ r1 J5 k# _/ |( t/ j
- UF_CALL ( UF_EVAL_is_line ( arc_evaluator, &is_line ) );& O3 z6 d, c; w
- UF_CALL ( UF_EVAL_is_arc ( edge_evaluator, &is_arc ) );. L* f6 z% y# g. S, M1 T% F
- UF_CALL ( UF_EVAL_is_line ( edge_evaluator, &is_line ) );5 D* W: d* k# h- b p0 T2 T3 k" n3 e
- }
/ d& ~5 J) L X( h# i8 S" |6 c' `8 A - UF_CALL ( UF_EVAL_free ( line_evaluator ) );
: R5 G1 r7 i( \, X* R1 K3 s/ o - UF_CALL ( UF_EVAL_free ( arc_evaluator ) );
) E0 p J1 c/ D" I, f. |# g - UF_CALL ( UF_EVAL_free ( edge_evaluator ) );1 @: w- N& t. K* b) s! [3 A
- UF_CALL ( UF_terminate ( ) );
* }" K" }7 j! {+ @. m& V% \ - }
1 @, I1 I% T9 r U7 K9 M - $ |1 r% w8 B6 _' D% H7 K
- /* This function will disply n_pts equally spaced along the' W0 P) o, T5 g6 Z
- input curve.+ z6 | b6 m; }6 ?7 A
- */- r. O, i6 J& l. T* o8 }+ P4 \
- static void show_edge_points(UF_EVAL_p_t eval, int n_pts). z! X- H" J1 k; C2 O
- {
9 X. P0 e9 ]+ g% d" q& ?8 G# e4 W3 ^ - int ii;) u* O; _$ c( Q
- double limits[2], p, point[3], end_parameter, start_parameter;
2 ?) r! f3 R/ k1 h$ r - UF_OBJ_disp_props_t
z- f3 o* N3 N4 Y - attrib = { 1, UF_OBJ_WHITE, UF_OBJ_NOT_BLANKED, UF_OBJ_WIDTH_NORMAL,
$ s# m& f7 H H) V' \ G/ o: j0 j - UF_OBJ_FONT_SOLID, FALSE};
' u9 D. P& w% ^$ Y$ L7 V - ( m; B* v' E. c5 t+ b* }
- UF_CALL(UF_EVAL_ask_limits(eval, limits));
; g0 B ?- N1 l8 w7 k - printf ( "limit0 = %f\n", limits[0] );# |: N4 y5 \2 |- l6 ]
- printf ( "limit1 = %f\n", limits[1] );3 p: C7 ]; m \7 q5 ?; z1 F
- start_parameter = limits[0];- x# M( A( t; ]8 e
- end_parameter = limits[1];5 g y, R* W/ f. ]4 k/ V
- ! N8 x5 k- p& }4 p* p
- for (ii = 0; ii < n_pts; ii++)
" R9 F2 N4 D( `* T* n- h- R, X - {3 b- g# O9 e# \; m$ G# x: a6 z4 X
- p =start_parameter + ii*((end_parameter - start_parameter)/(n_pts - 1));
( X/ n1 F" P& v' {9 M - printf ( "evaluate = %f\n", p );2 c4 q m! u! S7 ^
- UF_CALL(UF_EVAL_evaluate(eval, 0, p, point, NULL));% F* D3 h- b) A! ?' p$ J) [$ z6 ^
- UF_CALL(UF_DISP_display_temporary_point(NULL_TAG,$ |6 e: {! {9 S/ |4 T- a
- UF_DISP_USE_ACTIVE_PLUS, point, &attrib, UF_DISP_POINT));: m8 i& ^ v5 `4 g' u, ]$ L
- }
# m+ E* C/ _# M" u
# W6 l4 T7 N" J- }
" z; v F+ y* U# V" F' G
复制代码 " N. s6 ^1 L4 w8 n6 D9 o$ I
0 |7 f! C. `$ E
% @5 }" V( E. f- B |
|