GRASS Programmer's Manual  6.4.2(2012)
N_gradient_neighbours_x Struct Reference

Gradient between the cell neighbours in X direction. More...

#include <N_pde.h>

Data Fields

double NWN
double NEN
double WC
double EC
double SWS
double SES

Detailed Description

Gradient between the cell neighbours in X direction.


   Gradient in X direction between the cell neighbours
   ____ ____ ____
   |    |    |    |
   |   NWN  NEN   |
   |____|____|____|
   |    |    |    |
   |   WN    EN   |
   |____|____|____|
   |    |    |    |
   |   SWS  SES   |
   |____|____|____|

   Gradient in Y direction between the cell neighbours
   ______________ 
   |    |    |    |
   |    |    |    |
   |NWW-|-NC-|-NEE|
   |    |    |    |
   |    |    |    |
   |SWW-|-SC-|-SEE|
   |    |    |    |
   |____|____|____|

   Gradient in Z direction between the cell neighbours
   /______________/
   /|    |    |    |
   | NWZ| NZ | NEZ|
   |____|____|____|
   /|    |    |    |
   | WZ | CZ | EZ |
   |____|____|____|
   /|    |    |    |
   | SWZ| SZ | SEZ|
   |____|____|____|
   /____/____/____/


   

Definition at line 569 of file N_pde.h.


Field Documentation


The documentation for this struct was generated from the following file:
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