static void makeMask(char *name, d_Mask * maskRules)
{
void *map, *mask;
RASTER3D_Region region;
int tileX, tileY, tileZ, x, y, z, cacheSize;
double value;
float floatNull;
cacheSize = Rast3d_cache_size_encode(RASTER3D_USE_CACHE_XY, 1);
if (NULL == G_find_raster3d(name, ""))
Rast3d_fatal_error(_("3D raster map <%s> not found"), name);
map = Rast3d_open_cell_old(name, G_mapset(), RASTER3D_DEFAULT_WINDOW,
DCELL_TYPE, cacheSize);
if (map == NULL)
Rast3d_fatal_error(_("Unable to open 3D raster map <%s>"), name);
Rast3d_get_region_struct_map(map, ®ion);
Rast3d_get_tile_dimensions_map(map, &tileX, &tileY, &tileZ);
mask = Rast3d_open_new_param(Rast3d_mask_file(), FCELL_TYPE, cacheSize,
®ion, FCELL_TYPE, RASTER3D_COMPRESSION, 0,
tileX, tileY, tileZ);
if (mask == NULL)
Rast3d_fatal_error(_("Unable to open 3D raster mask file"));
Rast3d_min_unlocked(map, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(map);
Rast3d_unlock_all(map);
Rast3d_min_unlocked(mask, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(mask);
Rast3d_unlock_all(mask);
Rast3d_set_null_value(&floatNull, 1, FCELL_TYPE);
for (z = 0; z < region.depths; z++) {
if ((z % tileZ) == 0) {
Rast3d_unlock_all(map);
Rast3d_unlock_all(mask);
}
for (y = 0; y < region.rows; y++) /* We count from north to south in the cube coordinate system */
for (x = 0; x < region.cols; x++) {
value = Rast3d_get_double_region(map, x, y, z);
if (Rast3d_mask_d_select((DCELL *) & value, maskRules))
Rast3d_put_float(mask, x, y, z, (float)floatNull); /* mask-out value */
else
Rast3d_put_float(mask, x, y, z, (float)0.0); /* not mask-out value */
}
if ((z % tileZ) == 0) {
if (!Rast3d_flush_tiles_in_cube
(mask, 0, 0, MAX(0, z - tileZ), region.rows - 1,
region.cols - 1, z))
Rast3d_fatal_error(_("makeMask: error flushing tiles in cube"));
}
}
if (!Rast3d_flush_all_tiles(mask))
Rast3d_fatal_error(_("makeMask: error flushing all tiles"));
Rast3d_autolock_off(map);
Rast3d_unlock_all(map);
Rast3d_autolock_off(mask);
Rast3d_unlock_all(mask);
if (!Rast3d_close(mask))
Rast3d_fatal_error(_("Unable to close 3D raster mask file"));
if (!Rast3d_close(map))
Rast3d_fatal_error(_("Unable to close raster map <%s>"), name);
}
static void bin_to_raster3d(char *null, int map_type, int is_integer,
int is_signed, int bytes, int byte_swap, int row_swap, int depth_swap) {
int x, y, z;
int col, row, depth;
DCELL value;
FCELL fvalue;
DCELL null_value;
int tileX, tileY, tileZ;
if (null)
null_value = atof(null);
Rast3d_get_tile_dimensions_map(map, &tileX, &tileY, &tileZ);
Rast3d_min_unlocked(map, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(map);
Rast3d_unlock_all(map);
G_message(_("Loading %s data with %i bytes ... (%dx%dx%d)"),
(is_integer? "integer":"floating point "), bytes, region.cols,
region.rows, region.depths);
for (z = 0; z < region.depths; z++) {
G_percent(z, region.depths, 1);
if ((z % tileZ) == 0)
Rast3d_unlock_all(map);
for (y = 0; y < region.rows; y++) {/* go south to north */
for (x = 0; x < region.cols; x++) {
/* From west to east */
col = x;
/* The default is to read rows from north to south */
row = y;
/* From bottom to the top */
depth = z;
/* Read rows as from south to north */
if (row_swap)
row = region.rows - y - 1;
/* Read XY layer from top to bottom */
if (depth_swap)
depth = region.depths - z - 1;
/* Read value from binary file */
read_cell(&value, is_integer, is_signed, bytes, byte_swap);
/* Write value to the 3D raster map */
if (map_type == DCELL_TYPE) {
if (null && value == null_value)
Rast3d_set_null_value(&value, 1, DCELL_TYPE);
Rast3d_put_double(map, col, row, depth, value);
} else {
fvalue = (FCELL) value;
if (null && value == null_value)
Rast3d_set_null_value(&fvalue, 1, FCELL_TYPE);
Rast3d_put_double(map, col, row, depth, fvalue);
}
}
}
}
if (!Rast3d_flush_all_tiles(map))
G_fatal_error(_("Error flushing tiles"));
Rast3d_autolock_off(map);
Rast3d_unlock_all(map);
G_percent(1, 1, 1);
}
void
asciiToG3d(FILE * fp, RASTER3D_Region * region, int convertNull, char *nullValue)
{
int x, y, z;
int col, row, depth;
double value;
char buff[256];
int tileX, tileY, tileZ;
Rast3d_get_tile_dimensions_map(map, &tileX, &tileY, &tileZ);
Rast3d_min_unlocked(map, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(map);
Rast3d_unlock_all(map);
G_message(_("Loading data ... (%dx%dx%d)"), region->cols, region->rows,
region->depths);
G_debug(3,
"asciiToG3d: writing the 3D raster map, with rows %i cols %i depths %i",
region->rows, region->cols, region->depths);
for (z = 0; z < region->depths; z++) {
G_percent(z, region->depths, 1);
if ((z % tileZ) == 0)
Rast3d_unlock_all(map);
for (y = 0; y < region->rows; y++) /* go south to north */
for (x = 0; x < region->cols; x++) {
/* From west to east */
col = x;
/* The default is to read rows from north to south */
row = y;
/* From bottom to the top */
depth = z;
/* Read rows as from south to north */
if (rowOrder == ROW_ORDER_SOUTH_TO_NORTH)
row = region->rows - y - 1;
/* Read XY layer from top to bottom */
if (depthOrder == DEPTH_ORDER_TOP_TO_BOTTOM)
depth = region->depths - z - 1;
if (fscanf(fp, "%s", buff) != 1) {
if (feof(fp))
G_warning(_("End of file reached while still loading data."));
G_debug(3,
"missing data at col=%d row=%d depth=%d last_value=[%.4f]",
x + 1, y + 1, z + 1, value);
fatalError("asciiToG3d: read failed");
}
/* Check for null value */
if (convertNull && strncmp(buff, nullValue, strlen(nullValue)) == 0) {
Rast3d_set_null_value(&value, 1, DCELL_TYPE);
} else {
if (sscanf(buff, "%lf", &value) != 1) {
G_warning(_("Invalid value detected"));
G_debug(1, "invalid value at col=%d row=%d depth=%d last_value=[%s]",
x + 1, y + 1, z + 1, buff);
fatalError("asciiToG3d: read failed");
}
}
/* Write the data */
Rast3d_put_double(map, col, row, depth, value);
}
}
if (fscanf(fp, "%lf", &value) == 1) {
G_warning(_("Data exists in input file after fully importing "
"expected data. [%.4f ...]"), value);
}
if (!Rast3d_flush_all_tiles(map))
fatalError("asciiTog3d: error flushing tiles");
Rast3d_autolock_off(map);
Rast3d_unlock_all(map);
G_percent(1, 1, 1);
}
int main(int argc, char **argv)
{
RASTER3D_Map *input;
RASTER3D_Map *output;
RASTER3D_Region region;
struct GModule *module;
stat_func *method_fn;
double quantile;
int x, y, z;
/* Initialize GRASS */
G_gisinit(argv[0]);
module = G_define_module();
G_add_keyword(_("raster3d"));
G_add_keyword(_("neighbor"));
G_add_keyword(_("aggregation"));
G_add_keyword(_("statistics"));
G_add_keyword(_("filter"));
module->description =
_("Makes each voxel value a "
"function of the values assigned to the voxels "
"around it, and stores new voxel values in an output 3D raster map");
/* Get parameters from user */
set_params();
if (G_parser(argc, argv))
exit(EXIT_FAILURE);
if (NULL == G_find_raster3d(param.input->answer, ""))
Rast3d_fatal_error(_("3D raster map <%s> not found"),
param.input->answer);
Rast3d_init_defaults();
Rast3d_get_window(®ion);
nx = region.cols;
ny = region.rows;
nz = region.depths;
/* Size fo the moving window */
x_size = atoi(param.window->answers[0]);
y_size = atoi(param.window->answers[1]);
z_size = atoi(param.window->answers[2]);
/* Distances in all directions */
x_dist = x_size / 2;
y_dist = y_size / 2;
z_dist = z_size / 2;
/* Maximum size of the buffer */
size = x_size * y_size * z_size;
/* Set the computation method */
method_fn = menu[find_method(param.method->answer)].method;
if (param.quantile->answer)
quantile = atof(param.quantile->answer);
else
quantile = 0.0;
input = Rast3d_open_cell_old(param.input->answer,
G_find_raster3d(param.input->answer, ""),
®ion, RASTER3D_TILE_SAME_AS_FILE,
RASTER3D_USE_CACHE_DEFAULT);
if (input == NULL)
Rast3d_fatal_error(_("Unable to open 3D raster map <%s>"),
param.input->answer);
output =
Rast3d_open_new_opt_tile_size(param.output->answer,
RASTER3D_USE_CACHE_X, ®ion,
DCELL_TYPE, 32);
if (output == NULL)
Rast3d_fatal_error(_("Unable to open 3D raster map <%s>"),
param.output->answer);
Rast3d_min_unlocked(output, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(output);
Rast3d_unlock_all(output);
DCELL *buff = NULL, value;
buff = (DCELL *) calloc(size, sizeof(DCELL));
if (buff == NULL)
Rast3d_fatal_error(_("Unable to allocate buffer"));
for (z = 0; z < nz; z++) {
for (y = 0; y < ny; y++) {
for (x = 0; x < nx; x++) {
/* Gather values in moving window */
int num = gather_values(input, buff, x, y, z);
/* Compute the resulting value */
if (num > 0)
(*method_fn) (&value, buff, num, &quantile);
else
Rast_set_d_null_value(&value, 1);
/* Write the value */
Rast3d_put_double(output, x, y, z, value);
}
}
}
free(buff);
if (!Rast3d_flush_all_tiles(output))
G_fatal_error(_("Error flushing tiles"));
Rast3d_autolock_off(output);
Rast3d_unlock_all(output);
Rast3d_close(input);
Rast3d_close(output);
return 0;
}
static void
modifyNull(char *name, d_Mask * maskRules, int changeNull, double newNullVal)
{
void *map, *mapOut;
RASTER3D_Region region;
int tileX, tileY, tileZ, x, y, z;
double value;
int doCompress, doLzw, doRle, precision;
int cacheSize;
cacheSize = Rast3d_cache_size_encode(RASTER3D_USE_CACHE_XY, 1);
if (NULL == G_find_raster3d(name, ""))
Rast3d_fatal_error(_("3D raster map <%s> not found"), name);
fprintf(stderr, "name %s Mapset %s \n", name, G_mapset());
map = Rast3d_open_cell_old(name, G_mapset(), RASTER3D_DEFAULT_WINDOW,
DCELL_TYPE, cacheSize);
if (map == NULL)
Rast3d_fatal_error(_("Unable to open 3D raster map <%s>"), name);
Rast3d_get_region_struct_map(map, ®ion);
Rast3d_get_tile_dimensions_map(map, &tileX, &tileY, &tileZ);
Rast3d_get_compression_mode(&doCompress, &doLzw, &doRle, &precision);
mapOut = Rast3d_open_new_param(name, DCELL_TYPE, RASTER3D_USE_CACHE_XY,
®ion, Rast3d_file_type_map(map),
doLzw, doRle, Rast3d_tile_precision_map(map), tileX,
tileY, tileZ);
if (mapOut == NULL)
Rast3d_fatal_error(_("modifyNull: error opening tmp file"));
Rast3d_min_unlocked(map, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(map);
Rast3d_unlock_all(map);
Rast3d_min_unlocked(mapOut, RASTER3D_USE_CACHE_X);
Rast3d_autolock_on(mapOut);
Rast3d_unlock_all(mapOut);
for (z = 0; z < region.depths; z++) {
if ((z % tileZ) == 0) {
Rast3d_unlock_all(map);
Rast3d_unlock_all(mapOut);
}
for (y = 0; y < region.rows; y++)
for (x = 0; x < region.cols; x++) {
value = Rast3d_get_double_region(map, x, y, z);
if (Rast3d_is_null_value_num(&value, DCELL_TYPE)) {
if (changeNull) {
value = newNullVal;
}
}
else if (Rast3d_mask_d_select((DCELL *) & value, maskRules)) {
Rast3d_set_null_value(&value, 1, DCELL_TYPE);
}
Rast3d_put_double(mapOut, x, y, z, value);
}
if ((z % tileZ) == 0) {
if (!Rast3d_flush_tiles_in_cube
(mapOut, 0, 0, MAX(0, z - tileZ), region.rows - 1,
region.cols - 1, z))
Rast3d_fatal_error(_("modifyNull: error flushing tiles in cube"));
}
}
if (!Rast3d_flush_all_tiles(mapOut))
Rast3d_fatal_error(_("modifyNull: error flushing all tiles"));
Rast3d_autolock_off(map);
Rast3d_unlock_all(map);
Rast3d_autolock_off(mapOut);
Rast3d_unlock_all(mapOut);
if (!Rast3d_close(map))
Rast3d_fatal_error(_("Unable to close raster map"));
if (!Rast3d_close(mapOut))
Rast3d_fatal_error(_("modifyNull: Unable to close tmp file"));
}