| 1 | ;+ |
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| 2 | ; |
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| 3 | ; @file_comments |
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| 4 | ; calculate fmask. Economize memory (we do not need to keep fmask anymore) |
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| 5 | ; |
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| 6 | ; @categories |
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| 7 | ; Grid |
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| 8 | ; |
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| 9 | ; @returns |
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| 10 | ; A 3d array corresponding to fmask. |
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| 11 | ; |
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| 12 | ; @examples |
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| 13 | ; Used like if fmask was a known array by substituing fmask by (fmask()) |
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| 14 | ; For example: Instead of write fmask[domainef] we have to write (fmask())[domainef] |
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| 15 | ; |
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| 16 | ; @history |
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| 17 | ; Sebastien Masson (smasson\@lodyc.jussieu.fr) |
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| 18 | ; 11/12/98 |
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| 19 | ; |
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| 20 | ; @version |
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| 21 | ; $Id$ |
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| 22 | ; |
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| 23 | ;- |
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| 24 | FUNCTION fmask |
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| 25 | ; |
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| 26 | compile_opt idl2, strictarrsubs |
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| 27 | ; |
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| 28 | @cm_4mesh |
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| 29 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 30 | @updatenew |
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| 31 | ENDIF |
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| 32 | ;--------------------------------------------------------- |
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| 33 | tempsun = systime(1) ; For key_performance |
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| 34 | ; |
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| 35 | CASE size(tmask, /n_dimensions) OF |
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| 36 | 2:res = tmask*shift(tmask, -1, 0)*shift(tmask, 0, -1)*shift(tmask, -1, -1) |
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| 37 | 3:res = tmask*shift(tmask, -1, 0, 0)*shift(tmask, 0, -1, 0)*shift(tmask, -1, -1, 0) |
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| 38 | ENDCASE |
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| 39 | ; |
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| 40 | if NOT keyword_set(key_periodic) then res[jpi-1, *, *] = fmaskredy |
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| 41 | res[*, jpj-1, *] = fmaskredx |
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| 42 | ; |
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| 43 | if keyword_set(key_performance) THEN print, 'temps fmask', systime(1)-tempsun |
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| 44 | |
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| 45 | return, res |
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| 46 | end |
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