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SUBROUTINE cv3_crit(nloc, ncum, nd, icb, inb, p, ph, pzero, v, threshold, & |
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kcrit, pcrit) |
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! ************************************************************** |
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! * |
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! CV3_CRIT Find pressure level where vertical profile of * |
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! variable 'v' intersects 'threshold' * |
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! * |
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! written by : FROHWIRTH Julie, 13/08/2003, 21.55.12 * |
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! modified by : * |
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! ************************************************************** |
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IMPLICIT NONE |
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include "cv3param.h" |
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! input: |
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INTEGER ncum, nd, nloc |
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INTEGER icb(nloc), inb(nloc) |
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REAL p(nloc, nd), ph(nloc, nd+1) |
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REAL pzero(nloc) |
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REAL v(nloc, nd), threshold |
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! output: |
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INTEGER kcrit(nloc) |
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REAL pcrit(nloc) |
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! local variables |
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INTEGER i, j, k, il |
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LOGICAL ok(nloc) |
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DO il = 1, ncum |
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ok(il) = .TRUE. |
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pcrit(il) = -1. |
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kcrit(il) = 0 |
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END DO |
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DO i = 1, nl |
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DO il = 1, ncum |
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IF (i>icb(il) .AND. i<=inb(il)) THEN |
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IF (p(il,i)<=pzero(il) .AND. ok(il)) THEN |
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IF ((v(il,i)-threshold)*(v(il,i-1)-threshold)<0.) THEN |
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pcrit(il) = ((threshold-v(il,i))*p(il,i-1)-(threshold-v(il, & |
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i-1))*p(il,i))/(v(il,i-1)-v(il,i)) |
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IF (pcrit(il)>pzero(il)) THEN |
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pcrit(il) = -1. |
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ELSE |
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ok(il) = .FALSE. |
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kcrit(il) = i |
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IF (pcrit(il)<ph(il,i)) kcrit(il) = kcrit(il) + 1 |
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END IF |
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END IF ! end IF (v(i) ... |
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END IF ! end IF (P(i) ... |
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END IF ! end IF (icb+1 le i le inb) |
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END DO |
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END DO |
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RETURN |
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END SUBROUTINE cv3_crit |