Esempi in C++ (Cpp) per Rast3d_get_nof_tiles_map

Esempio n. 1

File: changeprecision.c Progetto: rashadkm/grass_cmake

void Rast3d_change_precision(void *map, int precision, const char *nameOut)
{
    void *map2;
    int x, y, z, savePrecision, saveCompression;
    char *data;
    RASTER3D_Region region;
    int typeIntern;
    int nx, ny, nz;
    int tileXsave, tileYsave, tileZsave, tileX, tileY, tileZ, saveType;

    saveType = Rast3d_get_file_type();
    /*   Rast3d_set_file_type (Rast3d_file_type_map (map)); */
    Rast3d_get_compression_mode(&saveCompression, &savePrecision);
    Rast3d_set_compression_mode(RASTER3D_COMPRESSION, precision);
    Rast3d_get_tile_dimension(&tileXsave, &tileYsave, &tileZsave);
    Rast3d_get_tile_dimensions_map(map, &tileX, &tileY, &tileZ);
    Rast3d_set_tile_dimension(tileX, tileY, tileZ);

    typeIntern = Rast3d_tile_type_map(map);
    Rast3d_get_region_struct_map(map, &region);

    map2 =
	Rast3d_open_cell_new(nameOut, typeIntern, RASTER3D_USE_CACHE_DEFAULT, &region);
    if (map2 == NULL)
	Rast3d_fatal_error("Rast3d_change_precision: error in Rast3d_open_cell_new");

    Rast3d_set_file_type(saveType);
    Rast3d_set_compression_mode(saveCompression, savePrecision);
    Rast3d_set_tile_dimension(tileXsave, tileYsave, tileZsave);

    data = Rast3d_alloc_tiles(map, 1);
    if (data == NULL)
	Rast3d_fatal_error("Rast3d_change_precision: error in Rast3d_alloc_tiles");
    Rast3d_get_nof_tiles_map(map2, &nx, &ny, &nz);

    for (z = 0; z < nz; z++)
	for (y = 0; y < ny; y++)
	    for (x = 0; x < nx; x++) {
		if (!Rast3d_read_tile(map, Rast3d_tile2tile_index(map, x, y, z), data,
				  typeIntern))
		    Rast3d_fatal_error
			("Rast3d_change_precision: error in Rast3d_read_tile");
		if (!Rast3d_write_tile
		    (map2, Rast3d_tile2tile_index(map2, x, y, z), data,
		     typeIntern))
		    Rast3d_fatal_error
			("Rast3d_change_precision: error in Rast3d_write_tile");
	    }

    Rast3d_free_tiles(data);
    if (!Rast3d_close(map2))
	Rast3d_fatal_error("Rast3d_change_precision: error in Rast3d_close");
}

Esempio n. 2

File: retile.c Progetto: AsherBond/MondocosmOS

static void
retileNocache(void *map, const char *nameOut, int tileX, int tileY, int tileZ)
{
    void *map2;
    int x, y, z, saveType, nx, ny, nz;
    int typeIntern;
    void *data;
    int tileXsave, tileYsave, tileZsave;
    RASTER3D_Region region;

    saveType = Rast3d_get_file_type();
    Rast3d_set_file_type(Rast3d_file_type_map(map));
    Rast3d_get_tile_dimension(&tileXsave, &tileYsave, &tileZsave);
    Rast3d_set_tile_dimension(tileX, tileY, tileZ);
    typeIntern = Rast3d_tile_type_map(map);
    Rast3d_get_region_struct_map(map, &region);

    map2 = Rast3d_open_cell_new(nameOut, typeIntern, RASTER3D_NO_CACHE, &region);

    if (map2 == NULL)
	Rast3d_fatal_error("Rast3d_retile: error in Rast3d_open_cell_new");

    Rast3d_set_file_type(saveType);
    Rast3d_set_tile_dimension(tileXsave, tileYsave, tileZsave);

    data = Rast3d_alloc_tiles(map2, 1);
    if (data == NULL)
	Rast3d_fatal_error("Rast3d_retile: error in Rast3d_alloc_tiles");

    Rast3d_get_nof_tiles_map(map2, &nx, &ny, &nz);

    for (z = 0; z < nz; z++) {
        G_percent(z, nz, 1);
	for (y = 0; y < ny; y++)
	    for (x = 0; x < nx; x++) {
		Rast3d_get_block(map, x * tileX, y * tileY, z * tileZ,
			     tileX, tileY, tileZ, data, typeIntern);
		if (!Rast3d_write_tile
		    (map2, Rast3d_tile2tile_index(map2, x, y, z), data,
		     typeIntern))
		    Rast3d_fatal_error
			("Rast3d_retileNocache: error in Rast3d_write_tile");
	    }
    }
    
    G_percent(1, 1, 1);
        
    Rast3d_free_tiles(data);
    Rast3d_close(map2);
}