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在制作后处理时常见的.TCL都有什么

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发表于 2007-12-17 14:10 | 显示全部楼层 |阅读模式
我是一名后处理新手!!于是自己摸索与借鉴,发现在制作后处理时需要会.TCL语言.请问我要想学习这些语言!!需要学习什么书!!最好是视频教程!!如果没有哪位能教下我?我的QQ307306636
: M6 ?# v* F; D2 [$ d9 z以下就是其中一个实在不明白.哪位明白请+我QQ希望我们在学习中成为朋友一起共同进步.
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6 R* m6 W/ z8 `$ ~8 K! U! d; Eplevel #0 {
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# This procedure will be executed automatically at the start of program and
2 C( ^. ]! H( ~# anytime it is loaded as a slave post of a linked post.
! Z  Q& c3 U+ F1 b0 s* R#
8 q7 O4 f6 x& r/ @% `+ z/ \# This procedure can be used to enable your post to output helix.2 M1 i5 e. F& _2 W; D
# You can choose from the following options to format the circle , _- H, q9 s4 X9 i
# block template to output the helix parameters.
% r* G; g2 ]' k#$ y. o6 y% d5 V9 v2 i" I
set mom_sys_helix_pitch_type "rise_radian"  
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# The default setting for mom_sys_helix_pitch_type is "rise_radian".
3 ]1 c9 E# u# |2 J9 a+ i6 ?$ j# This is the most common.  Other choices are:
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#    "rise_radian"              Measures the rise over one radian.$ m* }. b! M, ^
#    "rise_revolution"          Measures the rise over 360 degrees.5 {; O9 z+ l: O- ]; g4 Z
#    "none"                     Will suppress the output of pitch.
% ]/ V+ z  h; D3 N- {6 i& y#    "other"                    Allows you to calculate the pitch! e! T7 I: A5 s, C7 A8 Y
#                               using your own formula.' p8 w. Y7 q0 }( x" }, B
# , z% U, }; }) h: B- I
# This custom command uses the block template circular_move to output
1 d6 E( Q8 k% x% z* p% s/ V# the helix block.  If your post uses a block template with a different
' R9 w4 C& P4 O" V' ]% X& @( }# name, you must edit the line that outputs the helix block.- f: D  G) w: j3 ]( g, h0 \& }
#; P: V0 U9 \2 @+ i  ?
#  The following variable deines the output mode for helical records." K; \2 ~0 |+ y+ d2 {& }* a
#
' p* i* S" ?+ l* Z1 K8 T#  FULL_CIRCLE  -- This mode will output a helix record for each 360
2 u& e4 f3 ?9 s. l: N#                  degrees of the helix.& \0 X) m; L) A
#  QUADRANT  --    This mode will output a helix record for each 90 7 E9 }! X* D( E" W' U
#                  degrees of the helix.8 W$ y2 ~) W( G) C& D4 W+ i
#  LINEAR  --      This mode will output the entire helix as linear gotos./ D7 {+ |& o1 v# |0 a; n
#  END_POINT --    This mode will assume the control can define an entire
* m8 ~) ~2 @1 Z, X; {' p#                  helix in a single block.3 x/ J  D# q1 q
   set mom_kin_helical_arc_output_mode FULL_CIRCLE
$ G4 J0 h' ~7 w# Y1 L* e8 ?, g4 ]' ]   MOM_reload_kinematics
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1 r. W) e2 w3 |' j# V#=============================================================% o* ~* r9 T8 E. q/ I0 F
proc MOM_helix_move { } {
0 b9 I5 d4 H# Z. z  H' x7 `. X#=============================================================; ^* {2 @) d2 p0 f+ z  p$ L+ E$ `
   global mom_pos_arc_plane+ S* [$ X! Z% Z  z
   global mom_sys_cir_vector
8 D7 }* o, [% I6 i   global mom_sys_helix_pitch_type/ B  W* e& k. K
   global mom_helix_pitch
, z! ~1 \- a4 F( v   global mom_prev_pos mom_pos_arc_center
& {& u& x1 O# f6 [   global PI/ G4 J/ ]) g+ m( y
   switch $mom_pos_arc_plane {" o! q4 o' t! {: y
      XY { MOM_suppress once K ; set cir_index 2 }; }4 |% J5 e' C0 V
      YZ { MOM_suppress once I ; set cir_index 0 }; n/ ]" ^1 ~; {& y, U* w2 l) T
      ZX { MOM_suppress once J ; set cir_index 1 }
" I) E$ e$ D  J. J   }
) s4 M! ^. v: w& A8 O4 o   switch $mom_sys_helix_pitch_type {
! n9 r* O# c6 J% f2 V2 U5 @4 g      none { }
" M5 Z# R' Y5 X! B, ^# ?      rise_revolution { set pitch $mom_helix_pitch }
& }) ]7 A* G9 c9 ^7 S. [. w* _      rise_radian { set pitch [expr $mom_helix_pitch / ($PI * 2.0)]}0 b8 z2 R) e  ?
      other {! X2 D7 l4 p( Q+ E, g# }$ O8 ^
#4 a1 q1 @  Y% j4 ]
# Place your custom helix pitch code here
- f4 |. y. ?# ?4 c( C#
, n% e2 O( J1 a7 G8 h$ O) t; b' f      }
/ c5 c5 M  B6 I      default { set mom_sys_helix_pitch_type "none" }
) Q) Q  @! T& d% V* h& Q   }
1 L6 c* E3 K8 `    4 l& {0 v& F3 n7 h" n- T6 \
   MOM_force once X Y Z/ F1 L& |) A. F' \
   if {$mom_sys_helix_pitch_type != "none"} {
. `: x8 b4 A+ R      MOM_force once I J K
0 L; X3 c+ N0 s+ K3 v      if {$mom_sys_cir_vector == "Vector - Arc Center to Start"} {
& Y/ B) Y2 f, f         set mom_prev_pos($cir_index) 0.0$ H2 w1 j4 j; t4 P) h
         set mom_pos_arc_center($cir_index) $pitch
* p4 P& r1 a1 P3 g9 f2 u2 g/ R9 J      } elseif {$mom_sys_cir_vector == "Vector - Arc Start to Center"} {
& a# O8 M2 z0 \. `2 k9 l         set mom_prev_pos($cir_index) $pitch) q' D1 _3 v1 ]' w" z' P
         set mom_pos_arc_center($cir_index) 0.0, k  s! v& W& ]* s* t5 {9 \
      } elseif {$mom_sys_cir_vector == "Unsigned Vector - Arc Center to Start"} {
! Q4 [# w& }  J. L/ n         set mom_prev_pos($cir_index) 0.0
6 a& k, L1 {$ m$ I& w         set mom_pos_arc_center($cir_index) $pitch. \+ o. e5 i( Y$ a
      } elseif {$mom_sys_cir_vector == "Vector - Absolute Arc Center"} {
) E4 H& k8 |& P* T6 r% |! e         set mom_pos_arc_center($cir_index) $pitch
% a, q& K3 g$ z      }
5 K7 E4 x4 r3 O: |   }
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3 V& P* o/ Q9 v( r#
+ Y/ W  z, w3 d# You may need to edit this line if you output more than one block2 t, a- p( |9 K
# or if you have changed the name of your circular_move block template
& S! ~% V. \, a1 O3 G/ |6 M#
4 s: F4 N- K( t9 b   MOM_do_template circular_move
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0 S0 Q& f, c6 e6 u: H} ;# MOM_helix_move1 X+ z( e0 r  Z* f

" o5 c. f7 b9 L! T& u- {$ c} ;# uplevel
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