diff options
Diffstat (limited to 'metapost')
| -rw-r--r-- | metapost/context/base/mp-chem.mp | 64 |
1 files changed, 33 insertions, 31 deletions
diff --git a/metapost/context/base/mp-chem.mp b/metapost/context/base/mp-chem.mp index fa0d5fabf..c70dafd85 100644 --- a/metapost/context/base/mp-chem.mp +++ b/metapost/context/base/mp-chem.mp @@ -86,6 +86,8 @@ chem_dot_factor := 4 ; chem_text_trace := false ; chem_bd_n := 4 ; chem_bw_n := 4 ; +chem_bd_angle := 4 ; +chem_bb_angle := 4 ; vardef chem_start_structure(expr n, l, r, t, b, scale, axis, fixedwidth, fixedheight, offset) = chem_setting_axis := axis ; @@ -612,37 +614,37 @@ vardef chem_restore = fi ; enddef ; -def chem_init_some(expr n, ratio, angle, start, initialrot, initialmov) = +def chem_init_some(expr n, ratio, start, initialrot, initialmov) = chem_width [n] := ratio * chem_base_width * chem_setting_scale ; - chem_angle [n] := angle ; + chem_angle [n] := 360/abs(n) ; chem_start [n] := start ; chem_initialrot[n] := initialrot ; chem_initialmov[n] := initialmov ; - chem_b_zero [n] := (chem_width[n],0) rotated (angle/2) ; - chem_n_zero [n] := (chem_text_min*chem_width[n],0) rotated (angle/2) ; + chem_b_zero [n] := (chem_width[n],0) rotated (chem_angle[n]/2) ; + chem_n_zero [n] := (chem_text_min*chem_width[n],0) rotated (chem_angle[n]/2) ; chem_r_max [n] := chem_radical_max*chem_b_zero[n] ; chem_r_path [n] := chem_b_zero[n] -- chem_r_max[n] ; - chem_mr_path [n] := chem_r_path [n] rotatedaround(chem_b_zero[n], (180-angle)/2) ; - chem_pr_path [n] := chem_r_path [n] rotatedaround(chem_b_zero[n],-(180-angle)/2) ; + chem_mr_path [n] := chem_r_path [n] rotatedaround(chem_b_zero[n], (180-chem_angle[n])/2) ; + chem_pr_path [n] := chem_r_path [n] rotatedaround(chem_b_zero[n],-(180-chem_angle[n])/2) ; chem_r_zero [n] := point 1 of chem_r_path [n] ; chem_mr_zero [n] := point 1 of chem_mr_path[n] ; chem_pr_zero [n] := point 1 of chem_pr_path[n] ; chem_crz_zero [n] := point 1 of (chem_r_path[n] enlonged chem_center_offset) ; - chem_au_path [n] := subpath (0.2,0.8) of (chem_r_max[n] -- (chem_r_max[n] rotated angle)) ; + chem_au_path [n] := subpath (0.2,0.8) of (chem_r_max[n] -- (chem_r_max[n] rotated chem_angle[n])) ; chem_ad_path [n] := reverse(chem_au_path[n]) ; - chem_rt_zero [n] := (((chem_radical_max+chem_radical_min)/2)*chem_width[n],0) rotated (angle/2) ; + chem_rt_zero [n] := (((chem_radical_max+chem_radical_min)/2)*chem_width[n],0) rotated (chem_angle[n]/2) ; chem_rtt_zero [n] := chem_rt_zero[n] rotated + 10 ; chem_rbt_zero [n] := chem_rt_zero[n] rotated - 10 ; - chem_b_path [n] := reverse(chem_b_zero[n] -- (chem_b_zero[n] rotated -angle)) ; - chem_bx_path [n] := reverse(chem_b_zero[n] -- (chem_b_zero[n] rotated -angle)) ; % ? + chem_b_path [n] := reverse(chem_b_zero[n] -- (chem_b_zero[n] rotated -chem_angle[n])) ; + chem_bx_path [n] := reverse(chem_b_zero[n] -- (chem_b_zero[n] rotated -chem_angle[n])) ; % ? chem_sb_path [n] := subpath (0.25,0.75) of chem_b_path[n] ; - chem_s_path [n] := point 0 of chem_b_path[n] -- point 0 of (chem_b_path[n] rotated (2angle)) ; + chem_s_path [n] := point 0 of chem_b_path[n] -- point 0 of (chem_b_path[n] rotated (2chem_angle[n])) ; chem_ss_path [n] := subpath (0.25,0.75) of (chem_s_path[n]) ; chem_pss_path [n] := subpath (0.00,0.75) of (chem_s_path[n]) ; chem_mss_path [n] := subpath (0.25,1.00) of (chem_s_path[n]) ; chem_mid_zero [n] := origin shifted (-.25chem_width[n],0) ; - chem_midst_path[n] := chem_mid_zero[n] -- (chem_width[n],0) rotated ( angle + angle/2) ; - chem_midsb_path[n] := chem_mid_zero[n] -- (chem_width[n],0) rotated (-angle - angle/2) ; + chem_midst_path[n] := chem_mid_zero[n] -- (chem_width[n],0) rotated ( chem_angle[n] + chem_angle[n]/2) ; + chem_midsb_path[n] := chem_mid_zero[n] -- (chem_width[n],0) rotated (-chem_angle[n] - chem_angle[n]/2) ; chem_midt_path [n] := subpath (0.25,1.00) of chem_midst_path [n] ; chem_midb_path [n] := subpath (0.25,1.00) of chem_midsb_path [n] ; chem_msb_path [n] := subpath (0.00,0.75) of chem_b_path[n] ; @@ -659,10 +661,10 @@ def chem_init_some(expr n, ratio, angle, start, initialrot, initialmov) = point 0 of chem_sb_path[n] rotatedaround(point 1 of chem_sb_path[n], -4) -- point 0 of chem_sb_path[n] rotatedaround(point 1 of chem_sb_path[n], 4) -- cycle ; chem_rb_path [n] := chem_b_zero[n] -- chem_r_max[n] rotated -2 -- chem_r_max[n] -- chem_r_max[n] rotated 2 -- cycle ; - chem_mrb_path [n] := chem_rb_path[n] rotatedaround(chem_b_zero[n], (180-angle)/2) ; - chem_prb_path [n] := chem_rb_path[n] rotatedaround(chem_b_zero[n],-(180-angle)/2) ; - chem_msr_path [n] := chem_sr_path[n] rotatedaround(chem_b_zero[n], (180-angle)/2) ; - chem_psr_path [n] := chem_sr_path[n] rotatedaround(chem_b_zero[n],-(180-angle)/2) ; + chem_mrb_path [n] := chem_rb_path[n] rotatedaround(chem_b_zero[n], (180-chem_angle[n])/2) ; + chem_prb_path [n] := chem_rb_path[n] rotatedaround(chem_b_zero[n],-(180-chem_angle[n])/2) ; + chem_msr_path [n] := chem_sr_path[n] rotatedaround(chem_b_zero[n], (180-chem_angle[n])/2) ; + chem_psr_path [n] := chem_sr_path[n] rotatedaround(chem_b_zero[n],-(180-chem_angle[n])/2) ; % not yet ok: % chem_c_path [n] := subpath (30/45, -30/45) of (fullcircle scaled (1.25*chem_circle_radius*chem_width[n])); % chem_cc_path [n] := subpath (30/45,8-30/45) of (fullcircle rotated 90 scaled (1.25*chem_circle_radius*chem_width[n])); @@ -670,17 +672,17 @@ def chem_init_some(expr n, ratio, angle, start, initialrot, initialmov) = chem_cc_path [n] := subpath (30/45,8-30/45) of (fullcircle rotated 90 scaled (chem_width[n])); enddef ; -def chem_init_three = chem_init_some(3,30/52 ,120,-60,1,2) ; enddef ; % 60 -def chem_init_four = chem_init_some(4,30/42.5, 90, 0,1,0) ; enddef ; % 45 -def chem_init_five = chem_init_some(5,30/35 , 72, 0,1,0) ; enddef ; % 36 -def chem_init_six = chem_init_some(6, 1 , 60, 0,1,0) ; enddef ; % 30 -def chem_init_eight = chem_init_some(8,30/22.5, 45, 0,1,0) ; enddef ; % 22.5 +def chem_init_three = chem_init_some(3,30/52 ,-60,1,2) ; enddef ; % 60 +def chem_init_four = chem_init_some(4,30/42.5, 0,1,0) ; enddef ; % 45 +def chem_init_five = chem_init_some(5,30/35 , 0,1,0) ; enddef ; % 36 +def chem_init_six = chem_init_some(6, 1 , 0,1,0) ; enddef ; % 30 +def chem_init_eight = chem_init_some(8,30/22.5, 0,1,0) ; enddef ; % 22.5 % bb R -R R Z -RZ +RZ -def chem_init_some_front(expr n, ratio, angle, start, initialrot, initialmov) = - chem_init_some(n, ratio, angle, start, initialrot, initialmov) ; - chem_bb_path [n] := chem_b_path[n] rotated -angle -- chem_b_path[n] -- chem_b_path[n] rotated angle -- +def chem_init_some_front(expr n, ratio, start, initialrot, initialmov) = + chem_init_some(n, ratio, start, initialrot, initialmov) ; + chem_bb_path [n] := chem_b_path[n] rotated -chem_angle[n] -- chem_b_path[n] -- chem_b_path[n] rotated chem_angle[n] -- (reverse(chem_b_path[n] shortened (chem_base_width/20))) paralleled (chem_base_width/20) -- cycle ; chem_r_max [n] := chem_radical_max*chem_b_zero[n] ; @@ -691,12 +693,12 @@ def chem_init_some_front(expr n, ratio, angle, start, initialrot, initialmov) = chem_pr_zero [n] := point 1 of chem_pr_path[n] ; enddef ; -def chem_init_five_front = chem_init_some_front(-5,30/35,72,0,2,0) ; enddef ; % 36 -def chem_init_six_front = chem_init_some_front(-6, 1 ,60,0,2,0) ; enddef ; % 30 +def chem_init_five_front = chem_init_some_front(-5,30/35,0,2,0) ; enddef ; % 36 +def chem_init_six_front = chem_init_some_front(-6, 1 ,0,2,0) ; enddef ; % 30 vardef chem_init_one = chem_width [1] := .75 * chem_base_width * chem_setting_scale ; - chem_angle [1] := 45 ; + chem_angle [1] := 360/8 ; chem_start [1] := 0 ; chem_initialrot[1] := 1 ; chem_initialmov[1] := 1 ; @@ -721,7 +723,7 @@ vardef chem_init_one = save pr ; pair pr[] ; pr0 := point 0 of chem_r_path[1] ; pr1 := point 1 of chem_r_path[1] ; - chem_bb_path [1] := point 0 of chem_r_path[1] -- pr1 rotatedaround(pr0, -4) -- pr1 rotatedaround(pr0, 4) -- cycle ; + chem_bb_path [1] := pr0 -- (pr1 rotatedaround(pr0,-chem_bb_angle)) -- (pr1 rotatedaround(pr0,chem_bb_angle)) -- cycle ; chem_oe_path [1] := ((-20,0)--(10,0){up}..(20,10)..(30,0)..(40,-10)..(50.0,0)..(60,10)..(70,0)..(80,-10)..{up}(90,0)--(120,0)) xsized (.75*chem_width[1]) shifted pr0 ; chem_rt_zero [1] := point .5 of chem_r_path[1] ; @@ -729,8 +731,8 @@ vardef chem_init_one = chem_rbt_zero [1] := chem_rt_zero[1] rotated - (chem_angle[1]/2) ; % added by Alan Braslau (adapted to use shared variables): save p ; pair p[] ; - p0 := pr1 rotatedaround(pr0, -4) ; - p1 := pr1 rotatedaround(pr0, +4) ; + p0 := pr1 rotatedaround(pr0, -chem_bd_angle) ; + p1 := pr1 rotatedaround(pr0, +chem_bd_angle) ; p2 := p0 shifted - pr1 ; p3 := p1 shifted - pr1 ; chem_bd_path [1] := |