Package org.cts.op.transformation.grids

Interface Summary
Grid A grid is a data structure containing numeric data organized in rows and columns.
 

Class Summary
BleggGeographicGrid Class containing codec functions to compress or uncompress a GeographicGrid in the BLEGG format (Bit Level Encoded Geographic Grid) Format Specification :
5 bytes : "BLEGG"
4 bytes : integer (java), block size
4 bytes : integer (java), number of lines
4 bytes : integer (java), number of columns
4 bytes : integer (java), scale (terrain length = int value/scale)
8 bytes : double (java), x0 (x coordinate of the upper-left corner)
8 bytes : double (java), y0 (y coordinate of the upper-left corner)
8 bytes : double (java), total width of the grid (terrain coordinates)
8 bytes : double (java), total height of the grid (terrain coordinates)
4 bytes : integer value in the first line, first column
4 bytes : integer value in the first line, second column
n blocks follow : Ils décrivent la matrice suivant un parcours en zigzag (gauche-droite pour les lignes paires et droite-gauche pour les lignes impaires) commençant à la première ligne et 3ème colonne.
GeographicGrid A grid with column and rows representing meridians and parallels and cell values representing any parameter as heights (geoid definition), altitudes (digital elevation model), or transformation parameters for transformations based on a model.
IGNGeographicGrid Classe representing a Geographic grid as defined by IGN (France).
IGNVerticalGrid Classe representing an Altimetric grid as defined by IGN (France).
 

Enum Summary
Grid.InterpolationMethod  
 

Exception Summary
InterpolationMethodException Try to use an interpolation method which is not defined or not yet implemented.
 



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