5 define(`pt_main_r',`pt_peco_mr')
9 part pt_i pt_peco_lr c ic
10 part x cross_peco_l br pt_i_a
11 part pt_o pt_peco_lr b x_bl
14 extend pt_o_a oa upto ia
21 part main_up ^pt_main_r c right b right_main_up
22 part main_down pt_main_r c right b right_main_down
23 part short_down pt_peco_sr c right b right_short_down
25 part main_left ^pt_main_r c up b up_main_left
26 part main_right pt_main_r c up b up_main_right
27 part dualjn_tr ^dualjn_peco_r ib -right
30 #---------- main line figure-of-8
34 abs midx_x_m 930 700 90
35 part midx_x cross_peco_s m
37 extend midx_x_tr -top_0rm_b parallel demos!right_main_up 315
38 part top_0rm ^pt_main_r b
40 extend midx_x_tl -top_0lm_b parallel demos!-right_main_down -315
41 part top_0lm pt_main_r b
42 rel top_0lm_c top_2lk 0 -37
43 rel top_2lk top_3lk 0 -37
46 #rel top_3lk top_45x_br 85 -37 -2.25
47 rel top_3lk top_45x_br 67 -40 -2.55
48 extend -top_45x_br -top_4le0 len 80 -900
51 rel top_3lk top_5_ref 0 -74
55 extend -midx_x_bl -midx_j_a len 10 315
56 part midx_j pt_peco_sl a
58 extend -midx_j_c -bot_0lm_b parallel demos!right_main_up 315
59 part bot_0lm ^pt_main_r b
61 extend -bot_0lm_c -leb_0k uptoang 90 315
62 rel -leb_0k -leb_2k 0 -37
63 rel -leb_2k -leb_3k 0 -37
65 rel -bot_0lm_c bot_2lk 0 -37
66 rel bot_2lk bot_3lk 74 -37
69 extend -midx_x_br -demo_midx_x_br_x ang 7 316
70 extend -demo_midx_x_br_x -demo_bot_0rm_b parallel demos!right_main_down -316
71 part demo_bot_0rm pt_main_r b
74 extend bot_0lm_a -bot_0rm_c upto demo_bot_0rm_c
77 part bot_0rm pt_main_r c
78 extend -top_0rm_c top_0rme upto bot_0rm_c
79 join bot_0rm_b midx_x_br 315
81 extend top_0rme top_0rme1 ang 9 315
83 extend top_0rme1 rim_0t uptoang -90 315
84 rel rim_0t rim_2t 0 -37
85 rel rim_2t rim_3t 0 -37
87 join top_0lm_a -top_0rm_a 450
93 extend bot_3lk sq_bl_o upto leb_3k
94 rel sq_bl_o sq_bl_i 0 0 -90
96 extend sq_bl_i sq_tl_o upto top_5_ref
97 rel sq_tl_o sq_tl_i 0 0 -90
99 extend sq_tl_i sq_tr_o upto rim_3t
100 rel sq_tr_o sq_tr_i 0 0 -90
102 extend sq_tr_i sq_br_o upto sq_bl_i
103 rel sq_br_o sq_br_i 0 0 -90
105 extend sq_br_i sq_bl_o2 upto sq_bl_o
107 #---------- bottom junction between main loop, main-8
111 #rel sq_br_i bot_3rj_c 315
112 rel sq_br_i bot_3rj_c 345
114 rel bot_0rm_c bot_2rk 0 -37
115 extend bot_2rk bot_2rx_br len 130
117 part bot_3rj pt_main_r c
119 part bot_2rx slip2_pecof br
120 join bot_3rj_b bot_2rx_bl 450
122 extend bot_2rx_tr bot_0mx_bl len 19 1400
124 part bot_0mx cross_pecof_s bl
125 extend -bot_0mx_br -bot_0rj_b len 8
126 part bot_0rj ^pt_main_r b
127 join bot_0rm_a bot_0rj_c 450
129 rel bot_0mx_tr -bot_0lj_b
130 part bot_0lj pt_main_r b
132 join bot_0rj_a -bot_0lj_a 450
133 join -bot_0lj_c -bot_0lm_a 450
135 extend bot_0mx_tl -bot_02lj_b uptoang 194 -315
136 part bot_02lj ^pt_main_r b
137 part bot_23lj ^pt_main_r c -bot_02lj_c
139 join bot_2rx_tl -bot_02lj_a 450
141 part bot_3lj ^pt_main_r c -bot_3lk
142 join bot_3rj_a -bot_3lj_a 450
144 join bot_23lj_b -bot_3lj_b 315 twoarcs
145 join bot_3lk -leb_3k 315 arcline
147 join bot_23lj_a bot_2lk 450
148 join bot_2lk -leb_2k 352
150 join rim_0t bot_0rm_c 315 arcline
152 join rim_2t bot_2rk 352 arcline
154 join rim_3t bot_3rj_c 315 arcline
156 #---------- station branch curve
159 rel sq_tl_i -top_5le 352 0 180
162 extend -top_5le leb_5e ang 90 -352
163 rel leb_5e leb_4e 0 -37
164 join -leb_4e top_4le0 315
167 join -leb_3k top_3lk 389 arcsline
168 join -leb_2k top_2lk 352 arcsline
171 join -leb_0k top_0lm_c 315 arcsline
174 part top_45x scis_pecof br
175 join top_5le top_45x_bl 600 twoarcs
177 #---------- top main-line/station junction
181 rel top_0rme1 -top_2j_c 0 -37
182 part top_2j pt_peco_ll c
183 join top_2lk -top_2j_b 600
185 extend top_2j_a -top_34jx_tr len 50
186 part top_34jx cross_peco_l tr
187 join top_3lk top_34jx_br 450
189 join top_45x_tr top_34jx_bl 600
191 extend top_34jx_tl top_3j3 len 30 -700
192 extend top_3j3 -top_3j_b len 30 800
193 part top_3j pt_peco_ll b
195 extend -rim_3t -rim_3tt ang 45 -389
197 join -top_2j_c rim_2t 352
198 join -top_3j_c rim_3tt 352
200 extend top_45x_tl top_5x1 len 40
201 extend top_5x1 top_5x2 len 40 2000
202 join top_5x2 -top_3j_a 450
210 part leb_4y pt_peco_sl c leb_4e
211 extend leb_4y_a sta_4neare uptoang 5 -315
212 extend sta_4neare sta_4far len 1118
214 rel sta_4neare sta_5nears 130 30
215 extend sta_5nears sta_5far upto sta_4far
217 extend -sta_5nears -sta_5neare1 len 60 -450
218 extend -sta_5neare1 -sta_5neare2 len 50 450
220 extend leb_5e leb_5eb upto leb_4y_a
221 join leb_5eb sta_5neare2 352
225 # high-level lines and platforms
227 rel sta_4neare sta_6far 500 76
228 part sta_67r pt_peco_sl a -sta_6far
230 rel sq_br_i high_6br0 230 0 -180
231 extend high_6br0 high_6br1 ang 90 -230
232 join -sta_67r_c high_6br0 230
234 extend -sta_6far -sta_6nears len 630
235 part sta_67l pt_peco_sl b sta_6nears
236 join sta_67l_a -sta_67r_b 230
237 extend -sta_67l_c high_6bl5 uptoang -30 230
241 rel sta_6nears sta_6nears_platnear 0 -14.5
242 rel sta_6nears_platnear sta_6nears_platfar 0 -17
243 extend sta_6nears_platnear sta_6far_platnear upto sta_6far
244 extend sta_6nears_platfar sta_6far_platfar upto sta_6far
245 join sta_6nears_platnear -sta_6nears_platfar 1
246 join sta_6far_platnear -sta_6far_platfar 1
248 # medium-level platforms
252 rel sta_4far sta_4far_platnear 0 -14.5
253 rel sta_4far_platnear sta_4far_platfar 0 -17
254 extend -sta_4far_platnear -sta_4neare_plat upto sta_4neare
255 extend -sta_4far_platfar -sta_4nears_platfar upto sta_5nears
256 join sta_4neare_plat sta_4nears_platfar 1
257 join sta_4far_platnear -sta_4far_platfar 1
259 rel sta_5far sta_5far_platnear 0 14.5
260 rel sta_5far_platnear sta_5far_platfar 0 17
261 extend -sta_5far_platnear -sta_5neare_plat upto sta_5nears
262 extend -sta_5far_platfar -sta_5neare_platfar upto sta_4neare
263 join sta_5neare_platfar sta_5neare_plat 1
264 join sta_5far_platnear -sta_5far_platfar 1
270 rel sta_4far_platnear sta_tt_mid -50 -120
271 part sta_tt tt_atlas mid
272 part sta_ttmotor tt_atlas_motor cout sta_tt_out90
276 rel sta_4neare sta_3neare 15 -48 -8
277 part sta_3sc pt_peco_sr c -sta_3neare
278 join leb_4y_b -sta_3sc_a 230
280 extend sta_3neare sta_3y0_c uptoang 5 -230
281 part sta_3y0 pt_peco_sl c
286 extend sta_3y0_b sta_0y1_c ang 1 -230
287 part sta_0y1 pt_peco_sl c
290 rel sta_4neare sta_3nears 280 -46
291 part sta_3y1 pt_peco_sl c sta_3y0_a
292 join sta_3y1_a sta_3nears 450
294 extend sta_3nears sta_3far len 500
295 extend sta_3far sta_3far1 len 30 -650
296 join sta_3far1 -sta_tt_out210 230
300 part sta_2y0 pt_peco_sr c sta_3y1_b
301 extend sta_2y0_b sta_2nears parallel sta_3nears 230
302 extend sta_2nears sta_2far upto sta_3far1
303 join sta_2far -sta_tt_out195 230
307 rel sta_2far sta_1far 0 -37
308 join sta_1far sta_tt_in 230
309 join sta_2y0_a sta_1far 230 arcline
311 #---------- sort-of helix (regions sc and h)
314 extend midx_j_b sc_9 len 80 -230
317 rel top_0lm_c -sc_7 0 40
320 extend -sc_7 -sc_8 ang 45 315
324 extend sc_7 sc_6 ang 60 -275
325 extend sta_3sc_b -sc_3 len 20 -450
326 extend -sc_3 -sc_5 len 50 230
330 extend sta_0y1_b high_6s0 ang 65 -230
331 extend high_6s0 high_6s1 uptoang 15 230
334 extend high_6s1 high_6s2 len 100
337 rel sq_tr_i high_6s4 0 320 90
340 join high_6s2 high_6s4 230
342 #---------- high-level goods
346 extend high_6s4 highr_6jt_c ang 45 230
347 part highr_6jt pt_peco_sr c
349 rel sta_1far -high_sta6far -10 -37
350 extend high_sta6far high_sta6near upto sta_2y0_a
352 extend highr_6jt_b highr_x_br uptoang -120 230
354 part highr_x cross_atlas_90m br
356 extend highr_x_tl highr_6sc_c ang 20 230
357 part highr_6sc pt_peco_sr c
358 extend highr_6sc_a highr_6out ang 15 230
359 join highr_6out high_sta6far 230
362 extend -highr_x_bl -demo_highr_6jb_c uptoang -90 230
363 extend -sq_br_o place_highr_6jb_c upto demo_highr_6jb_c
366 rel place_highr_6jb_c highr_6jb_c -5 0
367 part highr_6jb pt_peco_sl c
368 join highr_6jb_b highr_x_bl 230
369 join highr_6jt_a -highr_6jb_a 230 arcline
370 join high_6br1 highr_6jb_c 230
372 extend highr_x_tr highr_7kink uptoang 225 -230
373 extend highr_7kink -highr_7sc_a ang 30 230
374 rel high_sta6near high_sta7near 0 37
376 part highr_7sc pt_peco_sr a
377 join -highr_7sc_c high_sta7near 230
379 join highr_7sc_b -highr_6sc_b 230
381 part high_67j pt_peco_sr c high_6bl5
382 join high_67j_b -high_sta6near 267
383 join high_67j_a -high_sta7near 230
385 #---------- shunting yard
390 define(`extendyard',`
391 part j$1 pt_peco_sr c $2
392 part k$1 pt_peco_sr c j$1_b
393 extend k$1_b near$1a ang 0.001 -230
394 extend k$1_a near$1b ang 22.501 230
395 extend near$1a far$1a $3
396 extend near$1b far$1b $4
399 extendyard(`0',`e', `len 600',`len 500')
400 extendyard(`1',`j0_a',`len 500',`len 400')
401 extend j1_a e2a ang 2 -230
402 extend e2a near2a parallel near0a 230
403 extend near2a far2a len 370
406 extend sta_0y1_a yard_0e ang 31 -230
407 part yard yard e yard_0e
409 #---------- train houses
411 extend sta_tt_out135 sta_9house len 200 -230
412 extend sta_tt_out150 sta_8house len 230 -400
413 extend sta_tt_out165 sta_7house upto sta_8house -2000