| 1 | MODULE dotprodfld |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE dotprodfld *** |
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| 4 | !! NEMOVAR dotprodfld : Computes dot prodoct for 3D and 2D fields |
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| 5 | !!====================================================================== |
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| 6 | |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! dot_product : Computes the dot_product for two 3D/2D fields |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! * Modules used |
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| 11 | USE par_kind |
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| 12 | USE dom_oce |
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| 13 | USE mppsumtam |
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| 14 | |
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| 15 | IMPLICIT NONE |
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| 16 | |
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| 17 | !! * Routine accessibility |
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| 18 | PRIVATE |
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| 19 | |
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| 20 | PUBLIC & |
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| 21 | & dot_product |
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| 22 | |
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| 23 | !! * Interfaces |
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| 24 | |
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| 25 | INTERFACE dot_product |
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| 26 | MODULE PROCEDURE dot_product_3d |
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| 27 | MODULE PROCEDURE dot_product_2d |
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| 28 | END INTERFACE |
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| 29 | |
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| 30 | CONTAINS |
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| 31 | |
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| 32 | FUNCTION dot_product_3d( pvec1, pvec2 ) |
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| 33 | !!---------------------------------------------------------------------- |
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| 34 | !! *** ROUTINE dot_product_3d *** |
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| 35 | !! |
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| 36 | !! ** Purpose : Computes the dot_product for two 3D fields |
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| 37 | !! |
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| 38 | !! ** Method : Use the mppsum module |
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| 39 | !! |
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| 40 | !! ** Action : |
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| 41 | !! |
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| 42 | !! References : |
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| 43 | !! |
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| 44 | !! History : |
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| 45 | !! ! 07-08 (K. Mogensen) Original code |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | !! * Function return |
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| 48 | REAL(wp) dot_product_3d |
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| 49 | !! * Arguments |
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| 50 | REAL(wp), INTENT(IN), DIMENSION(jpi,jpj,jpk) :: & |
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| 51 | & pvec1, & ! 3D fielss to compute dot_product of |
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| 52 | & pvec2 |
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| 53 | !! * Local declarations |
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| 54 | |
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| 55 | dot_product_3d = mpp_sum_inter( & |
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| 56 | & PACK( pvec1(nldi:nlei,nldj:nlej,:),.TRUE.) * & |
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| 57 | & PACK( pvec2(nldi:nlei,nldj:nlej,:),.TRUE.), & |
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| 58 | & (nlei-nldi+1) * (nlej-nldj+1) * jpk ) |
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| 59 | |
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| 60 | END FUNCTION dot_product_3d |
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| 61 | |
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| 62 | FUNCTION dot_product_2d( pvec1, pvec2 ) |
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| 63 | !!---------------------------------------------------------------------- |
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| 64 | !! *** ROUTINE dot_product_2d *** |
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| 65 | !! |
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| 66 | !! ** Purpose : Computes the dot_product for two 2D fields |
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| 67 | !! |
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| 68 | !! ** Method : Use the mppsum module |
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| 69 | !! |
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| 70 | !! ** Action : |
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| 71 | !! |
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| 72 | !! References : |
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| 73 | !! |
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| 74 | !! History : |
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| 75 | !! ! 07-08 (K. Mogensen) Original code |
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| 76 | !!---------------------------------------------------------------------- |
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| 77 | !! * Function return |
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| 78 | REAL(wp) dot_product_2d |
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| 79 | !! * Arguments |
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| 80 | REAL(wp), INTENT(IN), DIMENSION(jpi,jpj) :: & |
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| 81 | & pvec1, & ! 2D fields to compute dot_product of |
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| 82 | & pvec2 |
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| 83 | !! * Local declarations |
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| 84 | |
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| 85 | dot_product_2d = mpp_sum_inter( & |
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| 86 | & PACK( pvec1(nldi:nlei,nldj:nlej),.TRUE.) * & |
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| 87 | & PACK( pvec2(nldi:nlei,nldj:nlej),.TRUE.), & |
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| 88 | & (nlei-nldi+1) * (nlej-nldj+1) ) |
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| 89 | |
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| 90 | END FUNCTION dot_product_2d |
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| 91 | |
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| 92 | END MODULE dotprodfld |
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