static void check_graph1(const model::gparser::SGraph& g)
{
check_equal<std::string>("g.id()", g.id(), "gid");
check_equal<std::string>("g.name()", g.name(), "hans");
std::list<model::gparser::SNode> nodes = g.nodes();
check_equal<int>("#nodes", nodes.size(), 1);
model::gparser::SNode n1 = *nodes.begin();
check_equal<std::string>("n1.id()", n1.id(), "n1");
check_equal<std::string>("n1.type()", n1.type(), "t1");
std::list<model::gparser::SDataItem> dat = n1.dataitems();
check_equal<int>("#dataitems", dat.size(), 2);
std::list<model::gparser::SDataItem>::const_iterator dat_it = dat.begin();
check_equal_dataitem(*dat_it, "k1", "HARR");
check_equal_dataitem(*(++dat_it), "k2", "PAFF");
std::list<model::gparser::SConnection> connections = g.connections();
check_equal<int>("#connections", connections.size(), 1);
model::gparser::SConnection conn = connections.front();
check_equal_connection(conn, "n1", "p1", "n2", "p2");
std::list<model::gparser::SSnapshot> snapshots = g.snapshots();
check_equal<int>("#snapshots", snapshots.size(), 1);
model::gparser::SSnapshot snap = snapshots.front();
std::list<model::gparser::SValue> values = snap.values();
check_equal<int>("#values", values.size(), 2);
std::list<model::gparser::SValue>::const_iterator val_it = values.begin();
check_equal_value(*val_it, "n1", "p1", "das ist das haus vom nikolaus");
check_equal_value(*(++val_it), "n2", "p2", "brat bratfett mit salamo ohne");
}
int main(int argc, char *argv[])
{
float val_f; /* for misc use */
double val_d; /* for misc use */
stat_table *stats = NULL;
double min, max;
equal_val_array *eqvals = NULL;
unsigned int n = 0, nsteps;
int map_type;
char *infile = NULL;
void *map = NULL;
RASTER3D_Region region;
unsigned int rows, cols, depths;
unsigned int x, y, z;
struct Option *inputfile, *steps;
struct Flag *equal, *counts_only;
struct GModule *module;
G_gisinit(argv[0]);
module = G_define_module();
G_add_keyword(_("raster3d"));
G_add_keyword(_("statistics"));
module->description = _("Generates volume statistics for 3D raster maps.");
/* Define the different options */
inputfile = G_define_standard_option(G_OPT_R3_INPUT);
steps = G_define_option();
steps->key = "nsteps";
steps->type = TYPE_INTEGER;
steps->required = NO;
steps->answer = "20";
steps->description = _("Number of subranges to collect stats from");
equal = G_define_flag();
equal->key = 'e';
equal->description =
_("Calculate statistics based on equal value groups");
counts_only = G_define_flag();
counts_only->key = 'c';
counts_only->description = _("Only print cell counts");
if (G_parser(argc, argv))
exit(EXIT_FAILURE);
/*Set the defaults */
Rast3d_init_defaults();
/*get the current region */
Rast3d_get_window(®ion);
cols = region.cols;
rows = region.rows;
depths = region.depths;
sscanf(steps->answer, "%i", &nsteps);
/* break if the wrong number of subranges are given */
if (nsteps <= 0)
G_fatal_error(_("The number of subranges has to be equal or greater than 1"));
infile = inputfile->answer;
if (NULL == G_find_raster3d(infile, ""))
Rast3d_fatal_error(_("3D raster map <%s> not found"), infile);
map =
Rast3d_open_cell_old(infile, G_find_raster3d(infile, ""), ®ion,
RASTER3D_TILE_SAME_AS_FILE, RASTER3D_USE_CACHE_DEFAULT);
if (map == NULL)
Rast3d_fatal_error(_("Unable to open 3D raster map <%s>"), infile);
map_type = Rast3d_tile_type_map(map);
/* calculate statistics for groups of equal values */
if ((equal->answer)) {
/*search for equal values */
eqvals = NULL;
n = 0;
for (z = 0; z < depths; z++) {
G_percent(z, depths - 1, 2);
for (y = 0; y < rows; y++) {
for (x = 0; x < cols; x++) {
if (map_type == FCELL_TYPE) {
Rast3d_get_value(map, x, y, z, &val_f, map_type);
if (!Rast3d_is_null_value_num(&val_f, map_type)) {
/*the first entry */
if (eqvals == NULL)
eqvals =
add_equal_val_to_array(eqvals,
(double)val_f);
else
check_equal_value(eqvals, (double)val_f);
n++; /*count non null cells */
}
}
else if (map_type == DCELL_TYPE) {
Rast3d_get_value(map, x, y, z, &val_d, map_type);
if (!Rast3d_is_null_value_num(&val_d, map_type)) {
/*the first entry */
if (eqvals == NULL)
eqvals =
add_equal_val_to_array(eqvals, val_d);
else
check_equal_value(eqvals, val_d);
n++; /*count non null cells */
}
}
}
}
}
if (eqvals) {
/* sort the equal values array */
G_message(_("Sort non-null values"));
heapsort_eqvals(eqvals, eqvals->count);
/* create the statistic table with equal values */
stats = create_stat_table(eqvals->count, eqvals, 0, 0);
/* compute the number of null values */
stats->null->count = rows * cols * depths - n;
free_equal_val_array(eqvals);
}
}
else {
/* create the statistic table based on value ranges */
/* get the range of the map */
Rast3d_range_load(map);
Rast3d_range_min_max(map, &min, &max);
stats = create_stat_table(nsteps, NULL, min, max);
n = 0;
for (z = 0; z < depths; z++) {
G_percent(z, depths - 1, 2);
for (y = 0; y < rows; y++) {
for (x = 0; x < cols; x++) {
if (map_type == FCELL_TYPE) {
Rast3d_get_value(map, x, y, z, &val_f, map_type);
if (!Rast3d_is_null_value_num(&val_f, map_type)) {
check_range_value(stats, (double)val_f);
n++;
}
}
else if (map_type == DCELL_TYPE) {
Rast3d_get_value(map, x, y, z, &val_d, map_type);
if (!Rast3d_is_null_value_num(&val_d, map_type)) {
check_range_value(stats, val_d);
n++;
}
}
}
}
}
/* compute the number of null values */
stats->null->count = rows * cols * depths - n;
}
if(stats) {
/* Compute the volume and percentage */
update_stat_table(stats, ®ion);
/* Print the statistics to stdout */
print_stat_table(stats, counts_only->answer);
free_stat_table(stats);
}
exit(EXIT_SUCCESS);
}
