7 define(`pt_main_r',`pt_peco_mr')
11 part pt_i pt_peco_lr c ic
12 part x cross_peco_l br pt_i_a
13 part pt_o pt_peco_lr b x_bl
16 extend pt_o_a oa upto ia
23 part main_up ^pt_main_r c right b right_main_up
24 part main_down pt_main_r c right b right_main_down
25 part short_down pt_peco_sr c right b right_short_down
27 part main_left ^pt_main_r c up b up_main_left
28 part main_right pt_main_r c up b up_main_right
29 part dualjn_tr ^dualjn_peco_r ib -right
32 #---------- 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
44 rel top_3lk top_45x_br 30 -37 -2
47 rel top_3lk top_5_ref 0 -74
50 extend -midx_x_bl -midx_sc_a len 10 315
51 part midx_sc pt_peco_sl a
53 extend -midx_sc_c -bot_0lk_b parallel demos!right_main_up 315
54 part bot_0lk ^pt_main_r b
56 extend -bot_0lk_c -leb_0k uptoang 90 315
57 rel -leb_0k -leb_2k 0 -37
58 rel -leb_2k -leb_3k 0 -37
60 rel -bot_0lk_c bot_2lk 0 -37
61 rel bot_2lk bot_3lk 0 -37
64 extend -midx_x_br -demo_midx_x_br_x ang 7 316
65 extend -demo_midx_x_br_x -demo_bot_0rk_b parallel demos!right_main_down -316
66 part demo_bot_0rk pt_main_r b
69 extend bot_0lk_a -bot_0rk_c upto demo_bot_0rk_c
72 part bot_0rk pt_main_r c
73 extend -top_0rm_c top_0rme upto bot_0rk_c
74 join bot_0rk_b midx_x_br 315
76 extend top_0rme top_0rme1 ang 9 315
78 extend top_0rme1 rim_0t uptoang -90 315
79 rel rim_0t rim_2t 0 -37
80 rel rim_2t rim_3t 0 -37
86 extend bot_3lk sq_bl_o upto leb_3k
87 rel sq_bl_o sq_bl_i 0 0 -90
89 extend sq_bl_i sq_tl_o upto top_5_ref
90 rel sq_tl_o sq_tl_i 0 0 -90
92 extend sq_tl_i sq_tr_o upto rim_3t
93 rel sq_tr_o sq_tr_i 0 0 -90
95 extend sq_tr_i sq_br_o upto sq_bl_i
96 rel sq_br_o sq_br_i 0 0 -90
98 extend sq_br_i sq_bl_o2 upto sq_bl_o
100 #---------- bottom junction between main loop, main-8
104 rel sq_br_i bot_2rk_c 315
106 part bot_2rk pt_main_r c
107 #part bot_2rkx pt_shino_6r c bot_2rk_c
108 extend bot_2rk_b bot_1rk_bl uptoang 170.5 -315
109 part bot_1rk slip2_shino bl
111 extend bot_1rk_tr bot_0mx_bl ang 0.5 315
112 part bot_0mx cross_atlas_20m bl
114 extend -bot_0mx_br -bot_0rj_b len 5 315
115 part bot_0rj ^pt_main_r b
117 join bot_0rk_a bot_0rj_c 315
119 extend bot_0mx_tr -bot_1lj_b len 5 -315
120 part bot_1lj pt_main_r b
122 join bot_0rj_a -bot_1lj_a 315
124 #---------- station branch curve
128 rel sq_tl_i -top_4le 352 37 180
129 rel -top_4le -top_5le 0 37
130 extend -top_4le leb_4e ang 90 -315
131 extend -top_5le leb_5e ang 90 -352
133 join -leb_3k top_3lk 389 arcsline
134 join -leb_2k top_2lk 352 arcsline
135 join -leb_0k top_0lm_c 315 arcsline
137 #extend leb_3k leb_3b ang 30 389
138 #extend leb_2k leb_2b ang 30 352
139 #extend leb_0k leb_0b ang 30 315
141 #extend -top_3lk -leb_3a ang 60 -389
142 #extend -top_2lk -leb_2a ang 60 -352
143 #extend -top_0lm_c -leb_0a ang 60 -315
145 part top_45x scis_shino br
146 join top_5le top_45x_bl 450 twoarcs
147 join top_4le top_45x_br 450 twoarcs
149 #---------- top main-line/station junction
151 rel top_0rme1 -top_2j_c 0 -37
152 part top_2j pt_peco_ll c
153 join top_2lk -top_2j_b 600
155 extend top_2j_a -top_34jx_tr len 50
157 part top_34jx cross_peco_l tr
158 join top_3lk top_34jx_br 450
160 join top_45x_tr top_34jx_bl 315
162 extend top_34jx_tl top_3j3 len 30 -700
163 extend top_3j3 -top_3j_b len 30 800
164 part top_3j pt_peco_ll b
166 extend -rim_3t -rim_3tt ang 45 -389
168 join -top_2j_c rim_2t 352
169 join -top_3j_c rim_3tt 352
171 extend top_45x_tl top_5x1 len 40
172 extend top_5x1 top_5x2 len 40 2000
173 join top_5x2 -top_3j_a 450
175 #extend top_45x_tr top_4m0 ang 6 315
176 #extend top_4m0 top_4m1 len 50
178 #extend -bot_0rk_c -rim_0b uptoang 90 -315
180 #extend top_0rme l0p_dj parallel demos!dualjn_tr_ic 315
181 #rel l0p_dj -l23_dj_ic 0 -37
182 #part l23_dj ^dualjn_peco_r ic
183 #extend l23_dj_oa l3_sh uptoang 180 -315
191 part leb_4y pt_peco_sl c leb_4e
192 extend leb_4y_a sta_4neare uptoang 5 -315
193 extend sta_4neare sta_4far len 1118
195 rel sta_4neare sta_5nears 130 30
196 extend sta_5nears sta_5far upto sta_4far
198 extend -sta_5nears -sta_5neare1 len 60 -450
199 extend -sta_5neare1 -sta_5neare2 len 50 450
201 extend leb_5e leb_5eb upto leb_4y_a
202 join leb_5eb sta_5neare2 352
206 # high-level lines and platforms
208 rel sta_4neare sta_6far 500 76
209 part sta_67r pt_peco_sl a -sta_6far
211 rel sq_br_i high_6br0 230 0 -180
212 extend high_6br0 high_6br1 ang 90 -230
213 join -sta_67r_c high_6br0 230
215 extend -sta_6far -sta_6nears len 600
216 part sta_67l pt_peco_sl b sta_6nears
217 join sta_67l_a -sta_67r_b 230
218 extend -sta_67l_c high_6bl5 uptoang 90 230
222 # medium-level platforms
224 rel sta_4far sta_4far_platnear 0 -14.5
225 rel sta_4far_platnear sta_4far_platfar 0 -17
226 extend -sta_4far_platnear -sta_4neare_plat upto sta_4neare
227 extend -sta_4far_platfar -sta_4nears_platfar upto sta_5nears
228 join sta_4neare_plat sta_4nears_platfar 1
229 join sta_4far_platnear -sta_4far_platfar 1
231 rel sta_5far sta_5far_platnear 0 14.5
232 rel sta_5far_platnear sta_5far_platfar 0 17
233 extend -sta_5far_platnear -sta_5neare_plat upto sta_5nears
234 extend -sta_5far_platfar -sta_5neare_platfar upto sta_4neare
235 join sta_5neare_platfar sta_5neare_plat 1
236 join sta_5far_platnear -sta_5far_platfar 1
242 rel sta_4far_platnear sta_tt_mid -50 -120
243 part sta_tt tt_atlas mid
244 part sta_ttmotor tt_atlas_motor cout sta_tt_out90
248 rel sta_4neare sta_3neare 15 -48 -8
249 part sta_3sc pt_peco_sr c -sta_3neare
250 join leb_4y_b -sta_3sc_a 230
252 extend sta_3neare sta_3y0_c uptoang 5 -230
253 part sta_3y0 pt_peco_sl c
255 extend sta_3sc_b -leb_0sc uptoang 90 300
259 extend sta_3y0_b sta_0y1_c ang 1 -230
260 part sta_0y1 pt_peco_sl c
261 extend sta_0y1_b h_8b ang 90 -230
263 rel sta_4neare sta_3nears 280 -46
264 part sta_3y1 pt_peco_sl c sta_3y0_a
265 join sta_3y1_a sta_3nears 450
267 extend sta_3nears sta_3far len 500
268 extend sta_3far sta_3far1 len 30 -650
269 join sta_3far1 -sta_tt_out210 230
273 part sta_2y0 pt_peco_sr c sta_3y1_b
274 extend sta_2y0_b sta_2nears parallel sta_3nears 230
275 extend sta_2nears sta_2far upto sta_3far1
276 join sta_2far -sta_tt_out195 230
280 rel sta_2far sta_1far 0 -37
281 join sta_1far sta_tt_in 230
282 join sta_2y0_a sta_1far 230 arcline
284 #---------- shunting yard
289 define(`extendyard',`
290 part j$1 pt_peco_sr c $2
291 part k$1 pt_peco_sr c j$1_b
292 extend k$1_b near$1a ang 0.001 -230
293 extend k$1_a near$1b ang 22.501 230
294 extend near$1a far$1a $3
295 extend near$1b far$1b $4
298 extendyard(`0',`e', `len 600',`len 500')
299 extendyard(`1',`j0_a',`len 500',`len 400')
300 extend j1_a e2a ang 2 -230
301 extend e2a near2a parallel near0a 230
302 extend near2a far2a len 370
305 extend sta_0y1_a yard_0e ang 31 -230
306 part yard yard e yard_0e
308 #---------- train houses
310 extend sta_tt_out135 sta_9house len 200 -230
311 extend sta_tt_out150 sta_8house len 230 -400
312 extend sta_tt_out165 sta_7house upto sta_8house -2000