tz-axis for ocean is 0 at sea surface and points upwards - Granular.jl - Julia package for granular dynamics simulation
 (HTM) git clone git://src.adamsgaard.dk/Granular.jl
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       ---
 (DIR) commit 67a484aedb7d2a0ba47d653da95ebfe16ae12da5
 (DIR) parent 7b7e72552aeb8f96752b21c652f97c0e5b46af30
 (HTM) Author: Anders Damsgaard <andersd@riseup.net>
       Date:   Fri, 28 Apr 2017 13:52:27 -0400
       
       z-axis for ocean is 0 at sea surface and points upwards
       
       Diffstat:
         M src/ocean.jl                        |       6 +++---
       
       1 file changed, 3 insertions(+), 3 deletions(-)
       ---
 (DIR) diff --git a/src/ocean.jl b/src/ocean.jl
       t@@ -210,7 +210,7 @@ one 4-th dimension matrix per `time` step.
        """
        function createRegularOceanGrid(n::Array{Int, 1},
                                        L::Array{float, 1};
       -                                origo::Array{float, 1} = zeros(3),
       +                                origo::Array{float, 1} = zeros(2),
                                        time::Array{float, 1} = zeros(1),
                                        name::String = "unnamed")
        
       t@@ -221,8 +221,8 @@ function createRegularOceanGrid(n::Array{Int, 1},
            xh = repmat(linspace(origo[1] + .5*dx[1], L[1] - .5*dx[1], n[1]), 1, n[2])
            yh = repmat(linspace(origo[2] + .5*dx[2], L[2] - .5*dx[2], n[2])', n[1], 1)
        
       -    zl = linspace(origo[3] + .5*dx[3], L[3] - .5*dx[3], n[3])
       -    zi = linspace(origo[3], L[3], n[3] + 1)
       +    zl = linspace(-L[3] + .5*dx[3], -.5*dx[3], n[3])
       +    zi = linspace(-L[3], 0., n[3] + 1)
        
            u = zeros(n[1] + 1, n[2] + 1, n[3], length(time))
            v = zeros(n[1] + 1, n[2] + 1, n[3], length(time))