[150] | 1 | ;+ |
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| 2 | ; @file_comments |
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| 3 | ; |
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| 4 | ; @categories |
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| 5 | ; |
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| 6 | ; @param MASK |
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| 7 | ; |
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| 8 | ; @param XF |
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| 9 | ; |
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| 10 | ; @param YF |
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| 11 | ; |
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| 12 | ; @param NX |
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| 13 | ; |
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| 14 | ; @param NY |
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| 15 | ; |
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[163] | 16 | ; @keyword COAST_COLOR {default=0} |
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[150] | 17 | ; The color of the coastline. |
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[163] | 18 | ; Default is black (0). |
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[150] | 19 | ; |
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[163] | 20 | ; @keyword COAST_THICK {default=1} |
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[150] | 21 | ; The thick of the trait to trace continents |
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| 22 | ; |
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[163] | 23 | ; @keyword XSEUIL {default=5} |
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[226] | 24 | ; To eliminate segments of coasts which are to big (which link points which can |
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| 25 | ; be close on the sphere but distant on the drawing). We delete all segments |
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[163] | 26 | ; whose the size surpass the size of the window following X/XSEUIL. |
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[226] | 27 | ; But it can be to big if we do a big zoom or a little one for some |
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[150] | 28 | ; projections... We specify it the keyword thanks to this keyword! |
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| 29 | ; |
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| 30 | ; @keyword YSEUIL |
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| 31 | ; See XSEUIL |
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| 32 | ; |
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| 33 | ; @keyword _EXTRA |
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[231] | 34 | ; Used to pass keywords |
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[226] | 35 | ; |
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[150] | 36 | ; @returns |
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[226] | 37 | ; |
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[150] | 38 | ; @uses |
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[226] | 39 | ; |
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[150] | 40 | ; @restrictions |
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[226] | 41 | ; |
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[150] | 42 | ; @examples |
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[226] | 43 | ; |
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[150] | 44 | ; @history |
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| 45 | ; |
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[226] | 46 | ; @version |
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| 47 | ; |
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[150] | 48 | ; @todo |
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| 49 | ; Seb: remplir le header |
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[226] | 50 | ; |
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[150] | 51 | ;- |
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[231] | 52 | ; |
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[232] | 53 | PRO drawcoast_e, mask, xf, yf, nx, ny, COAST_COLOR = coast_color, COAST_THICK = coast_thick, YSEUIL = yseuil, XSEUIL = xseuil, onemore = onemore, _EXTRA = ex |
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[114] | 54 | ; |
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| 55 | compile_opt idl2, strictarrsubs |
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| 56 | ; |
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[29] | 57 | @cm_4mesh |
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| 58 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 59 | @updatenew |
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| 60 | @updatekwd |
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| 61 | ENDIF |
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| 62 | ;--------------------------------------------------------- |
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[2] | 63 | tempsun = systime(1) ; pour key_performance |
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| 64 | ;--------------------------------------------------------- |
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[29] | 65 | if keyword_set(key_periodic) AND nx EQ jpi then begin |
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[2] | 66 | mask = [mask, mask[0, *]] |
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| 67 | xf = [xf, xf[0, *]] |
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| 68 | yf = [yf, yf[0, *]] |
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| 69 | nx = nx+1 |
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| 70 | ENDIF |
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| 71 | ; |
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| 72 | ; we plot the borders of the diamond in this sense : \ |
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| 73 | ; |
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| 74 | if NOT keyword_set(onemore) then onemore = 0 |
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[29] | 75 | if NOT keyword_set(xseuil) then xseuil = 5. < (min([nx, ny])-2) |
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[2] | 76 | distanceseuil = (!p.position[2]-!p.position[0])/xseuil |
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[226] | 77 | ; liste: liste des points i pour lesquels on va tracer un segment |
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[2] | 78 | index = lindgen(nx, ny) |
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| 79 | index = index[0:nx-2, 1:ny-1] |
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| 80 | indexbis = index-nx+((index/nx+onemore) MOD 2) |
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| 81 | liste = where(mask[index+1]+mask[indexbis] EQ 1 $ |
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[29] | 82 | AND (xf[index]-xf[indexbis])^2+(yf[index]-yf[indexbis])^2 LE distanceseuil^2) |
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[2] | 83 | IF liste[0] NE -1 THEN BEGIN |
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| 84 | index = index[liste] |
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| 85 | indexbis = indexbis[liste] |
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| 86 | for pt = 0, n_elements(index)-1 do begin |
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| 87 | plots, [xf[index[pt]], xf[indexbis[pt]]], [yf[index[pt]], yf[indexbis[pt]]] $ |
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[29] | 88 | , color = coast_color, thick = coast_thick, /normal, _extra = ex |
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[2] | 89 | endfor |
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| 90 | ENDIF |
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| 91 | ; |
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| 92 | ; we plot the borders of the diamond in this sense : / |
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| 93 | ; |
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[29] | 94 | if NOT keyword_set(xseuil) then xseuil = 5. < (min([nx, ny])-2) |
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[2] | 95 | distanceseuil = (!p.position[2]-!p.position[0])/xseuil |
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[226] | 96 | ; liste: liste des points i pour lesquels on va tracer un segment |
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[2] | 97 | index = lindgen(nx, ny-1) |
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| 98 | index = index[0:nx-2, *] |
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| 99 | indexbis = index+nx+((index/nx+onemore) MOD 2) |
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| 100 | liste = where(mask[index+1]+mask[indexbis] EQ 1 $ |
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[29] | 101 | AND (xf[index]-xf[indexbis])^2+(yf[index]-yf[indexbis])^2 LE distanceseuil^2) |
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[2] | 102 | IF liste[0] NE -1 THEN BEGIN |
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| 103 | index = index[liste] |
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| 104 | indexbis = indexbis[liste] |
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| 105 | for pt = 0, n_elements(index)-1 do begin |
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| 106 | plots, [xf[index[pt]], xf[indexbis[pt]]], [yf[index[pt]], yf[indexbis[pt]]] $ |
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[29] | 107 | , color = coast_color, thick = coast_thick, /normal, _extra = ex |
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[2] | 108 | endfor |
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| 109 | ENDIF |
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| 110 | |
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| 111 | ;--------------------------------------------------------- |
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| 112 | if keyword_set(key_performance) THEN print, 'temps drawcoast_e', systime(1)-tempsun |
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| 113 | return |
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| 114 | end |
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