/*!
\brief Pack color table (floating-point map)
Passed a array of floats that will be converted from cell values
to packed colors (0xbbggrr) and float to int
Floating point data not freed here, use:
gsds_free_data_buff(id, ATTY_FLOAT)
\param filename raster map name
\param fbuf
\param ibuf
\param rows number of rows
\param cols number of cols
*/
void Gs_pack_colors_float(const char *filename, float *fbuf, int *ibuf,
int rows, int cols)
{
const char *mapset;
struct Colors colrules;
unsigned char *r, *g, *b, *set;
int i, j, *icur;
FCELL *fcur;
mapset = G_find_cell2(filename, "");
if (!mapset) {
G_warning(_("Raster map <%s> not found"), filename);
return;
}
r = (unsigned char *)G_malloc(cols);
g = (unsigned char *)G_malloc(cols);
b = (unsigned char *)G_malloc(cols);
set = (unsigned char *)G_malloc(cols);
G_read_colors(filename, mapset, &colrules);
fcur = fbuf;
icur = ibuf;
G_message(_("Translating colors from raster map <%s>..."),
G_fully_qualified_name(filename, mapset));
for (i = 0; i < rows; i++) {
G_lookup_f_raster_colors(fcur, r, g, b, set, cols, &colrules);
G_percent(i, rows, 2);
for (j = 0; j < cols; j++) {
if (set[j]) {
icur[j] =
(r[j] & 0xff) | ((g[j] & 0xff) << 8) | ((b[j] & 0xff) <<
16);
}
else {
icur[j] = NO_DATA_COL;
}
}
icur = &(icur[cols]);
fcur = &(fcur[cols]);
}
G_percent(1, 1, 1);
G_free_colors(&colrules);
G_free(r);
G_free(g);
G_free(b);
G_free(set);
return;
}
/*!
\brief Build color table (256)
Calling function must have already allocated space in buff for range of
data (256 for now) - simply calls get_color for each cat in color range
\param filename raster map name
\param[out] buff data buffer
\return 1 on success
\return 0 on failure
*/
int Gs_build_256lookup(const char *filename, int *buff)
{
const char *mapset;
struct Colors colrules;
CELL min, max, cats[256];
int i;
unsigned char r[256], g[256], b[256], set[256];
G_debug(3, "building color table");
mapset = G_find_cell2(filename, "");
if (!mapset) {
G_warning(_("Raster map <%s> not found"), filename);
return 0;
}
G_read_colors(filename, mapset, &colrules);
G_get_color_range(&min, &max, &colrules);
if (min < 0 || max > 255) {
G_warning(_("Color table range doesn't match data (mincol=%d, maxcol=%d"),
min, max);
min = min < 0 ? 0 : min;
max = max > 255 ? 255 : max;
}
G_zero(cats, 256 * sizeof(CELL));
for (i = min; i <= max; i++) {
cats[i] = i;
}
G_lookup_colors(cats, r, g, b, set, 256, &colrules);
for (i = 0; i < 256; i++) {
if (set[i]) {
buff[i] =
(r[i] & 0xff) | ((g[i] & 0xff) << 8) | ((b[i] & 0xff) << 16);
}
else {
buff[i] = NO_DATA_COL;
}
}
return (1);
}
int display( char *name,
char *mapset,
RASTER_MAP_TYPE data_type )
{
struct Colors colors;
if ( G_read_colors( name, mapset, &colors ) == -1 )
G_fatal_error(( "Color file for <%s> not available" ), name );
//G_set_null_value_color(r, g, b, &colors);
/* Go draw the raster map */
cell_draw( name, mapset, &colors, data_type );
/* release the colors now */
G_free_colors( &colors );
return 0;
}
int
process(char *name, char *mapset, int change_null, RASTER_MAP_TYPE map_type)
{
struct Colors colr;
struct History hist;
struct Categories cats;
struct Quant quant;
int colr_ok;
int hist_ok;
int cats_ok;
int quant_ok;
G_suppress_warnings(1);
colr_ok = G_read_colors(name, mapset, &colr) > 0;
hist_ok = G_read_history(name, mapset, &hist) >= 0;
cats_ok = G_read_raster_cats(name, mapset, &cats) >= 0;
if (map_type != CELL_TYPE) {
G_quant_init(&quant);
quant_ok = G_read_quant(name, mapset, &quant);
G_suppress_warnings(0);
}
if (doit(name, mapset, change_null, map_type))
return 1;
if (colr_ok) {
G_write_colors(name, mapset, &colr);
G_free_colors(&colr);
}
if (hist_ok)
G_write_history(name, &hist);
if (cats_ok) {
cats.num = G_number_of_cats(name, mapset);
G_write_raster_cats(name, &cats);
G_free_cats(&cats);
}
if (map_type != CELL_TYPE && quant_ok)
G_write_quant(name, mapset, &quant);
return 0;
}
GRASSRasterBand::GRASSRasterBand( GRASSDataset *poDS, int nBand,
const char * pszMapset,
const char * pszCellName )
{
struct Cell_head sCellInfo;
// Note: GISDBASE, LOCATION_NAME ans MAPSET was set in GRASSDataset::Open
this->poDS = poDS;
this->nBand = nBand;
this->valid = false;
this->pszCellName = G_store ( (char *) pszCellName );
this->pszMapset = G_store ( (char *) pszMapset );
G_get_cellhd( (char *) pszCellName, (char *) pszMapset, &sCellInfo );
nGRSType = G_raster_map_type( (char *) pszCellName, (char *) pszMapset );
/* -------------------------------------------------------------------- */
/* Get min/max values. */
/* -------------------------------------------------------------------- */
struct FPRange sRange;
if( G_read_fp_range( (char *) pszCellName, (char *) pszMapset,
&sRange ) == -1 )
{
bHaveMinMax = FALSE;
}
else
{
bHaveMinMax = TRUE;
G_get_fp_range_min_max( &sRange, &dfCellMin, &dfCellMax );
}
/* -------------------------------------------------------------------- */
/* Setup band type, and preferred nodata value. */
/* -------------------------------------------------------------------- */
// Negative values are also (?) stored as 4 bytes (format = 3)
// => raster with format < 3 has only positive values
// GRASS modules usually do not waste space and only the format necessary to keep
// full raster values range is used -> no checks if shorter type could be used
if( nGRSType == CELL_TYPE ) {
if ( sCellInfo.format == 0 ) { // 1 byte / cell -> possible range 0,255
if ( bHaveMinMax && dfCellMin > 0 ) {
this->eDataType = GDT_Byte;
dfNoData = 0.0;
} else if ( bHaveMinMax && dfCellMax < 255 ) {
this->eDataType = GDT_Byte;
dfNoData = 255.0;
} else { // maximum is not known or full range is used
this->eDataType = GDT_UInt16;
dfNoData = 256.0;
}
nativeNulls = false;
} else if ( sCellInfo.format == 1 ) { // 2 bytes / cell -> possible range 0,65535
if ( bHaveMinMax && dfCellMin > 0 ) {
this->eDataType = GDT_UInt16;
dfNoData = 0.0;
} else if ( bHaveMinMax && dfCellMax < 65535 ) {
this->eDataType = GDT_UInt16;
dfNoData = 65535;
} else { // maximum is not known or full range is used
CELL cval;
this->eDataType = GDT_Int32;
G_set_c_null_value ( &cval, 1);
dfNoData = (double) cval;
nativeNulls = true;
}
nativeNulls = false;
} else { // 3-4 bytes
CELL cval;
this->eDataType = GDT_Int32;
G_set_c_null_value ( &cval, 1);
dfNoData = (double) cval;
nativeNulls = true;
}
}
else if( nGRSType == FCELL_TYPE ) {
FCELL fval;
this->eDataType = GDT_Float32;
G_set_f_null_value ( &fval, 1);
dfNoData = (double) fval;
nativeNulls = true;
}
else if( nGRSType == DCELL_TYPE )
{
DCELL dval;
this->eDataType = GDT_Float64;
G_set_d_null_value ( &dval, 1);
dfNoData = (double) dval;
nativeNulls = true;
}
nBlockXSize = poDS->nRasterXSize;;
nBlockYSize = 1;
G_set_window( &(((GRASSDataset *)poDS)->sCellInfo) );
if ( (hCell = G_open_cell_old((char *) pszCellName, (char *) pszMapset)) < 0 ) {
CPLError( CE_Warning, CPLE_AppDefined, "GRASS: Cannot open raster '%s'", pszCellName );
return;
}
G_copy((void *) &sOpenWindow, (void *) &(((GRASSDataset *)poDS)->sCellInfo), sizeof(struct Cell_head));
/* -------------------------------------------------------------------- */
/* Do we have a color table? */
/* -------------------------------------------------------------------- */
poCT = NULL;
if( G_read_colors( (char *) pszCellName, (char *) pszMapset, &sGrassColors ) == 1 )
{
int maxcolor;
CELL min, max;
G_get_color_range ( &min, &max, &sGrassColors);
if ( bHaveMinMax ) {
if ( max < dfCellMax ) {
maxcolor = max;
} else {
maxcolor = (int) ceil ( dfCellMax );
}
if ( maxcolor > GRASS_MAX_COLORS ) {
maxcolor = GRASS_MAX_COLORS;
CPLDebug( "GRASS", "Too many values, color table cut to %d entries.", maxcolor );
}
} else {
if ( max < GRASS_MAX_COLORS ) {
maxcolor = max;
} else {
maxcolor = GRASS_MAX_COLORS;
CPLDebug( "GRASS", "Too many values, color table set to %d entries.", maxcolor );
}
}
poCT = new GDALColorTable();
for( int iColor = 0; iColor <= maxcolor; iColor++ )
{
int nRed, nGreen, nBlue;
GDALColorEntry sColor;
#if GRASS_VERSION_MAJOR >= 7
if( Rast_get_c_color( &iColor, &nRed, &nGreen, &nBlue, &sGrassColors ) )
#else
if( G_get_color( iColor, &nRed, &nGreen, &nBlue, &sGrassColors ) )
#endif
{
sColor.c1 = nRed;
sColor.c2 = nGreen;
sColor.c3 = nBlue;
sColor.c4 = 255;
poCT->SetColorEntry( iColor, &sColor );
}
else
{
sColor.c1 = 0;
sColor.c2 = 0;
sColor.c3 = 0;
sColor.c4 = 0;
poCT->SetColorEntry( iColor, &sColor );
}
}
/* Create metadata enries for color table rules */
char key[200], value[200];
int rcount = G_colors_count ( &sGrassColors );
sprintf ( value, "%d", rcount );
this->SetMetadataItem( "COLOR_TABLE_RULES_COUNT", value );
/* Add the rules in reverse order */
for ( int i = rcount-1; i >= 0; i-- ) {
DCELL val1, val2;
unsigned char r1, g1, b1, r2, g2, b2;
G_get_f_color_rule ( &val1, &r1, &g1, &b1, &val2, &r2, &g2, &b2, &sGrassColors, i );
sprintf ( key, "COLOR_TABLE_RULE_RGB_%d", rcount-i-1 );
sprintf ( value, "%e %e %d %d %d %d %d %d", val1, val2, r1, g1, b1, r2, g2, b2 );
this->SetMetadataItem( key, value );
}
} else {
this->SetMetadataItem( "COLOR_TABLE_RULES_COUNT", "0" );
}
this->valid = true;
}
int main( int argc, char **argv )
{
struct GModule *module;
struct Option *info_opt, *rast_opt, *vect_opt, *coor_opt, *north_opt, *south_opt, *east_opt, *west_opt, *rows_opt, *cols_opt;
struct Cell_head window;
/* Initialize the GIS calls */
G_gisinit( argv[0] );
module = G_define_module();
module->description = ( "Get info about locations,mapsets,maps" );
info_opt = G_define_option();
info_opt->key = "info";
info_opt->type = TYPE_STRING;
info_opt->description = "info key";
info_opt->options = "proj,window,size,query,info,colors,stats";
rast_opt = G_define_standard_option( G_OPT_R_INPUT );
rast_opt->key = "rast";
rast_opt->required = NO;
vect_opt = G_define_standard_option( G_OPT_V_INPUT );
vect_opt->key = "vect";
vect_opt->required = NO;
coor_opt = G_define_option();
coor_opt->key = "coor";
coor_opt->type = TYPE_DOUBLE;
coor_opt->multiple = YES;
north_opt = G_define_option();
north_opt->key = "north";
north_opt->type = TYPE_STRING;
south_opt = G_define_option();
south_opt->key = "south";
south_opt->type = TYPE_STRING;
east_opt = G_define_option();
east_opt->key = "east";
east_opt->type = TYPE_STRING;
west_opt = G_define_option();
west_opt->key = "west";
west_opt->type = TYPE_STRING;
rows_opt = G_define_option();
rows_opt->key = "rows";
rows_opt->type = TYPE_INTEGER;
cols_opt = G_define_option();
cols_opt->key = "cols";
cols_opt->type = TYPE_INTEGER;
if ( G_parser( argc, argv ) )
exit( EXIT_FAILURE );
if ( strcmp( "proj", info_opt->answer ) == 0 )
{
G_get_window( &window );
/* code from g.proj */
if ( window.proj != PROJECTION_XY )
{
struct Key_Value *projinfo, *projunits;
char *wkt;
projinfo = G_get_projinfo();
projunits = G_get_projunits();
wkt = GPJ_grass_to_wkt( projinfo, projunits, 0, 0 );
fprintf( stdout, "%s", wkt );
}
}
else if ( strcmp( "window", info_opt->answer ) == 0 )
{
if ( rast_opt->answer )
{
G_get_cellhd( rast_opt->answer, "", &window );
fprintf( stdout, "%f,%f,%f,%f", window.west, window.south, window.east, window.north );
}
else if ( vect_opt->answer )
{
G_fatal_error( "Not yet supported" );
}
}
// raster width and height
else if ( strcmp( "size", info_opt->answer ) == 0 )
{
if ( rast_opt->answer )
{
G_get_cellhd( rast_opt->answer, "", &window );
fprintf( stdout, "%d,%d", window.cols, window.rows );
}
else if ( vect_opt->answer )
{
G_fatal_error( "Not yet supported" );
}
}
// raster informations
else if ( strcmp( "info", info_opt->answer ) == 0 )
{
struct FPRange range;
double zmin, zmax;
// Data type
RASTER_MAP_TYPE raster_type = G_raster_map_type( rast_opt->answer, "" );
fprintf( stdout, "TYPE:%d\n", raster_type );
// Statistics
if ( G_read_fp_range( rast_opt->answer, "", &range ) < 0 )
{
G_fatal_error(( "Unable to read range file" ) );
}
G_get_fp_range_min_max( &range, &zmin, &zmax );
fprintf( stdout, "MIN_VALUE:%.17e\n", zmin );
fprintf( stdout, "MAX_VALUE:%.17e\n", zmax );
}
else if ( strcmp( "colors", info_opt->answer ) == 0 )
{
// Color table
struct Colors colors;
int i, ccount;
if ( G_read_colors( rast_opt->answer, "", &colors ) == 1 )
{
//int maxcolor;
//CELL min, max;
//G_get_color_range ( &min, &max, &colors);
ccount = G_colors_count( &colors );
for ( i = ccount - 1; i >= 0; i-- )
{
DCELL val1, val2;
unsigned char r1, g1, b1, r2, g2, b2;
G_get_f_color_rule( &val1, &r1, &g1, &b1, &val2, &r2, &g2, &b2, &colors, i );
fprintf( stdout, "%.17e %.17e %d %d %d %d %d %d\n", val1, val2, r1, g1, b1, r2, g2, b2 );
}
}
}
else if ( strcmp( "query", info_opt->answer ) == 0 )
{
double x, y;
int row, col;
//x = atof( coor_opt->answers[0] );
//y = atof( coor_opt->answers[1] );
if ( rast_opt->answer )
{
int fd;
RASTER_MAP_TYPE rast_type;
DCELL *dcell;
CELL *cell;
char buff[101];
G_get_cellhd( rast_opt->answer, "", &window );
G_set_window( &window );
fd = G_open_cell_old( rast_opt->answer, "" );
// wait for coors from stdin
while ( fgets( buff, 100, stdin ) != 0 )
{
if ( sscanf( buff, "%lf%lf", &x, &y ) != 2 )
{
fprintf( stdout, "value:error\n" );
}
else
{
col = ( int ) G_easting_to_col( x, &window );
row = ( int ) G_northing_to_row( y, &window );
if ( col == window.cols )
col--;
if ( row == window.rows )
row--;
if ( col < 0 || col > window.cols || row < 0 || row > window.rows )
{
fprintf( stdout, "value:out\n" );
}
else
{
void *ptr;
double val;
#if defined(GRASS_VERSION_MAJOR) && defined(GRASS_VERSION_MINOR) && \
( ( GRASS_VERSION_MAJOR == 6 && GRASS_VERSION_MINOR > 2 ) || GRASS_VERSION_MAJOR > 6 )
rast_type = G_get_raster_map_type( fd );
#else
rast_type = G_raster_map_type( rast_opt->answer, "" );
#endif
cell = G_allocate_c_raster_buf();
dcell = G_allocate_d_raster_buf();
if ( rast_type == CELL_TYPE )
{
if ( G_get_c_raster_row( fd, cell, row ) < 0 )
{
G_fatal_error(( "Unable to read raster map <%s> row %d" ),
rast_opt->answer, row );
}
val = cell[col];
ptr = &( cell[col] );
}
else
{
if ( G_get_d_raster_row( fd, dcell, row ) < 0 )
{
G_fatal_error(( "Unable to read raster map <%s> row %d" ),
rast_opt->answer, row );
}
val = dcell[col];
ptr = &( dcell[col] );
}
if ( G_is_null_value( ptr, rast_type ) )
{
fprintf( stdout, "value:null\n" );
}
else
{
fprintf( stdout, "value:%f\n", val );
}
}
}
fflush( stdout );
}
G_close_cell( fd );
}
else if ( vect_opt->answer )
{
G_fatal_error( "Not yet supported" );
}
}
else if ( strcmp( "stats", info_opt->answer ) == 0 )
{
if ( rast_opt->answer )
{
int fd;
RASTER_MAP_TYPE rast_type;
DCELL *dcell;
CELL *cell;
int ncols, nrows;
int row, col;
void *ptr;
double val;
double min = DBL_MAX;
double max = -DBL_MAX;
double sum = 0; // sum of values
int count = 0; // count of non null values
double mean = 0;
double squares_sum = 0; // sum of squares
double stdev = 0; // standard deviation
G_get_cellhd( rast_opt->answer, "", &window );
window.north = atof( north_opt->answer );
window.south = atof( south_opt->answer );
window.east = atof( east_opt->answer );
window.west = atof( west_opt->answer );
window.rows = ( int ) atoi( rows_opt->answer );
window.cols = ( int ) atoi( cols_opt->answer );
G_set_window( &window );
fd = G_open_cell_old( rast_opt->answer, "" );
ncols = G_window_cols();
nrows = G_window_rows();
#if defined(GRASS_VERSION_MAJOR) && defined(GRASS_VERSION_MINOR) && \
( ( GRASS_VERSION_MAJOR == 6 && GRASS_VERSION_MINOR > 2 ) || GRASS_VERSION_MAJOR > 6 )
rast_type = G_get_raster_map_type( fd );
#else
rast_type = G_raster_map_type( rast_opt->answer, "" );
#endif
cell = G_allocate_c_raster_buf();
dcell = G_allocate_d_raster_buf();
// Calc stats is very slow for large rasters -> prefer optimization for speed over
// code length and readability (which is not currently true)
for ( row = 0; row < nrows; row++ )
{
if ( rast_type == CELL_TYPE )
{
if ( G_get_c_raster_row( fd, cell, row ) < 0 )
{
G_fatal_error(( "Unable to read raster map <%s> row %d" ),
rast_opt->answer, row );
}
}
else
{
if ( G_get_d_raster_row( fd, dcell, row ) < 0 )
{
G_fatal_error(( "Unable to read raster map <%s> row %d" ),
rast_opt->answer, row );
}
}
for ( col = 0; col < ncols; col++ )
{
if ( rast_type == CELL_TYPE )
{
val = cell[col];
ptr = &( cell[col] );
}
else
{
val = dcell[col];
ptr = &( dcell[col] );
}
if ( ! G_is_null_value( ptr, rast_type ) )
{
if ( val < min ) min = val;
if ( val > max ) max = val;
sum += val;
count++;
squares_sum += pow( val, 2 );
}
}
}
mean = sum / count;
squares_sum -= count * pow( mean, 2 );
stdev = sqrt( squares_sum / ( count - 1 ) );
fprintf( stdout, "MIN:%.17e\n", min );
fprintf( stdout, "MAX:%.17e\n", max );
fprintf( stdout, "SUM:%.17e\n", sum );
fprintf( stdout, "MEAN:%.17e\n", mean );
fprintf( stdout, "COUNT:%d\n", count );
fprintf( stdout, "STDEV:%.17e\n", stdev );
fprintf( stdout, "SQSUM:%.17e\n", squares_sum );
G_close_cell( fd );
}
else if ( vect_opt->answer )
{
G_fatal_error( "Not yet supported" );
}
}
exit( EXIT_SUCCESS );
}
int main(int argc, char **argv)
{
int overwrite;
int interactive;
int remove;
int have_colors;
struct Colors colors, colors_tmp;
struct Cell_stats statf;
int have_stats = 0;
struct FPRange range;
DCELL min, max;
char *name, *mapset;
char *style, *cmap, *cmapset;
char *rules;
int fp;
struct GModule *module;
struct
{
struct Flag *r, *w, *l, *g, *a, *e, *i, *q, *n;
} flag;
struct
{
struct Option *map, *colr, *rast, *rules;
} opt;
G_gisinit(argv[0]);
module = G_define_module();
module->keywords = _("raster, color table");
module->description =
_("Creates/modifies the color table associated with a raster map layer.");
opt.map = G_define_standard_option(G_OPT_R_MAP);
opt.map->required = NO;
opt.map->guisection = _("Required");
scan_rules();
opt.colr = G_define_option();
opt.colr->key = "color";
opt.colr->key_desc = "style";
opt.colr->type = TYPE_STRING;
opt.colr->required = NO;
opt.colr->options = rules_list();
opt.colr->description = _("Type of color table");
opt.colr->descriptions = rules_descriptions();
opt.colr->guisection = _("Colors");
opt.rast = G_define_option();
opt.rast->key = "raster";
opt.rast->type = TYPE_STRING;
opt.rast->required = NO;
opt.rast->gisprompt = "old,cell,raster";
opt.rast->description =
_("Raster map name from which to copy color table");
opt.rules = G_define_standard_option(G_OPT_F_INPUT);
opt.rules->key = "rules";
opt.rules->required = NO;
opt.rules->description = _("Path to rules file (\"-\" to read rules from stdin)");
opt.rules->guisection = _("Colors");
flag.r = G_define_flag();
flag.r->key = 'r';
flag.r->description = _("Remove existing color table");
flag.w = G_define_flag();
flag.w->key = 'w';
flag.w->description =
_("Only write new color table if one doesn't already exist");
flag.l = G_define_flag();
flag.l->key = 'l';
flag.l->description = _("List available rules then exit");
flag.n = G_define_flag();
flag.n->key = 'n';
flag.n->description = _("Invert colors");
flag.n->guisection = _("Colors");
flag.g = G_define_flag();
flag.g->key = 'g';
flag.g->description = _("Logarithmic scaling");
flag.g->guisection = _("Colors");
flag.a = G_define_flag();
flag.a->key = 'a';
flag.a->description = _("Logarithmic-absolute scaling");
flag.a->guisection = _("Colors");
flag.e = G_define_flag();
flag.e->key = 'e';
flag.e->description = _("Histogram equalization");
flag.e->guisection = _("Colors");
flag.i = G_define_flag();
flag.i->key = 'i';
flag.i->description = _("Enter rules interactively");
/* please, remove before GRASS 7 released */
flag.q = G_define_flag();
flag.q->key = 'q';
flag.q->description = _("Run quietly");
if (G_parser(argc, argv))
exit(EXIT_FAILURE);
/* please, remove before GRASS 7 released */
if (flag.q->answer) {
G_putenv("GRASS_VERBOSE", "0");
G_warning(_("The '-q' flag is superseded and will be removed "
"in future. Please use '--quiet' instead."));
}
if (flag.l->answer) {
list_rules();
return EXIT_SUCCESS;
}
overwrite = !flag.w->answer;
interactive = flag.i->answer;
remove = flag.r->answer;
name = opt.map->answer;
style = opt.colr->answer;
cmap = opt.rast->answer;
rules = opt.rules->answer;
if (!name)
G_fatal_error(_("No raster map specified"));
if (!cmap && !style && !rules && !interactive && !remove)
G_fatal_error(_("One of \"-i\" or \"-r\" or options \"color\", \"rast\" or \"rules\" must be specified!"));
if (interactive && (style || rules || cmap))
G_fatal_error(_("Interactive mode is incompatible with \"color\", \"rules\", and \"raster\" options"));
if ((style && (cmap || rules)) || (cmap && rules)) {
if ((style && rules && !cmap) && strcmp(style, "rules") == 0)
style = NULL;
else
G_fatal_error(
_("\"color\", \"rules\", and \"raster\" options are mutually exclusive"));
}
/* handle rules="-" (from stdin) by translating that to colors=rules */
/* this method should not be ported to GRASS 7 verbatim, as color=rules DNE */
if (rules && strcmp(rules, "-") == 0) {
style = G_store("rules");
rules = NULL;
}
if (flag.g->answer && flag.a->answer)
G_fatal_error(_("-g and -a flags are mutually exclusive"));
mapset = G_find_cell2(name, "");
if (mapset == NULL)
G_fatal_error(_("Raster map <%s> not found"), name);
if (remove) {
int stat = G_remove_colors(name, mapset);
if (stat < 0)
G_fatal_error(_("Unable to remove color table of raster map <%s>"), name);
if (stat == 0)
G_warning(_("Color table of raster map <%s> not found"), name);
return EXIT_SUCCESS;
}
G_suppress_warnings(1);
have_colors = G_read_colors(name, mapset, &colors);
/*if (have_colors >= 0)
G_free_colors(&colors); */
if (have_colors > 0 && !overwrite) {
G_warning(_("Color table exists. Exiting."));
exit(EXIT_FAILURE);
}
G_suppress_warnings(0);
fp = G_raster_map_is_fp(name, mapset);
G_read_fp_range(name, mapset, &range);
G_get_fp_range_min_max(&range, &min, &max);
if (interactive) {
if (!read_color_rules(stdin, &colors, min, max, fp))
exit(EXIT_FAILURE);
}
else if (style) {
/*
* here the predefined color-table color-styles are created by GRASS library calls.
*/
if (strcmp(style, "random") == 0) {
if (fp)
G_fatal_error(_("Color table 'random' is not supported for floating point raster map"));
G_make_random_colors(&colors, (CELL) min, (CELL) max);
}
else if (strcmp(style, "grey.eq") == 0) {
if (fp)
G_fatal_error(_("Color table 'grey.eq' is not supported for floating point raster map"));
if (!have_stats)
have_stats = get_stats(name, mapset, &statf);
G_make_histogram_eq_colors(&colors, &statf);
}
else if (strcmp(style, "grey.log") == 0) {
if (fp)
G_fatal_error(_("Color table 'grey.log' is not supported for floating point raster map"));
if (!have_stats)
have_stats = get_stats(name, mapset, &statf);
G_make_histogram_log_colors(&colors, &statf, (CELL) min,
(CELL) max);
}
else if (strcmp(style, "rules") == 0) {
if (!read_color_rules(stdin, &colors, min, max, fp))
exit(EXIT_FAILURE);
}
else if (find_rule(style))
G_make_fp_colors(&colors, style, min, max);
else
G_fatal_error(_("Unknown color request '%s'"), style);
}
else if (rules) {
if (!G_load_fp_colors(&colors, rules, min, max)) {
/* for backwards compatibility try as std name; remove for GRASS 7 */
char path[GPATH_MAX];
/* don't bother with native dirsep as not needed for backwards compatibility */
sprintf(path, "%s/etc/colors/%s", G_gisbase(), rules);
if (!G_load_fp_colors(&colors, path, min, max))
G_fatal_error(_("Unable to load rules file <%s>"), rules);
}
}
else {
/* use color from another map (cmap) */
cmapset = G_find_cell2(cmap, "");
if (cmapset == NULL)
G_fatal_error(_("Raster map <%s> not found"), cmap);
if (G_read_colors(cmap, cmapset, &colors) < 0)
G_fatal_error(_("Unable to read color table for raster map <%s>"), cmap);
}
if (fp)
G_mark_colors_as_fp(&colors);
if (flag.n->answer)
G_invert_colors(&colors);
if (flag.e->answer) {
if (fp) {
struct FP_stats fpstats;
get_fp_stats(name, mapset, &fpstats, min, max, flag.g->answer, flag.a->answer);
G_histogram_eq_colors_fp(&colors_tmp, &colors, &fpstats);
}
else {
if (!have_stats)
have_stats = get_stats(name, mapset, &statf);
G_histogram_eq_colors(&colors_tmp, &colors, &statf);
}
colors = colors_tmp;
}
if (flag.g->answer) {
G_log_colors(&colors_tmp, &colors, 100);
colors = colors_tmp;
}
if (flag.a->answer) {
G_abs_log_colors(&colors_tmp, &colors, 100);
colors = colors_tmp;
}
if (fp)
G_mark_colors_as_fp(&colors);
if (G_write_colors(name, mapset, &colors) >= 0)
G_message(_("Color table for raster map <%s> set to '%s'"), name,
interactive ? "rules" : style ? style : rules ? rules :
cmap);
exit(EXIT_SUCCESS);
}
int read_rgb(char *key, char *data)
{
char names[3][100];
char fullname[100];
int i;
if (sscanf(data, "%s %s %s", names[0], names[1], names[2]) != 3) {
error(key, data, "illegal request (rgb)");
return 0;
}
PS.do_raster = 0;
PS.do_colortable = 0;
if (PS.cell_fd >= 0) {
G_close_cell(PS.cell_fd);
G_free(PS.cell_name);
G_free(PS.cell_mapset);
G_free_colors(&PS.colors);
PS.cell_fd = -1;
}
/* initialize group structure (for compatibility with PS_raster_plot()) */
I_init_group_ref(&grp.ref);
/*
* not relevant here
*
if (I_get_group_ref(grp.group_name, &grp.ref) == 0)
G_fatal_error(_("Can't get group information"));
*/
grp.group_name = "RGB Group";
/* get file names for R, G, & B */
for (i = 0; i < 3; i++) {
char *mapset, *name, *p;
name = names[i];
p = strchr(name, '@');
if (p) {
*p = '\0';
mapset = p + 1;
}
else {
mapset = G_find_file2("cell", name, "");
if (!mapset) {
error(name, "", "not found");
return 0;
}
}
grp.name[i] = G_store(name);
grp.mapset[i] = G_store(mapset);
/* read in colors */
if (G_read_colors(grp.name[i], grp.mapset[i], &(grp.colors[i])) == -1) {
sprintf(fullname, "%s in %s", grp.name[i], grp.mapset[i]);
error(fullname, "", "can't read color table");
return 0;
}
/* open raster maps for reading */
if ((grp.fd[i] = G_open_cell_old(grp.name[i], grp.mapset[i])) < 0) {
sprintf(fullname, "%s in %s", grp.name[i], grp.mapset[i]);
error(fullname, "", "can't open raster map");
G_free_colors(&(grp.colors[i]));
return 0;
}
}
strcpy(PS.celltitle, grp.group_name);
G_strip(PS.celltitle);
return 1;
}
int main(int argc, char *argv[])
{
struct GModule *module;
struct Option *rastin, *rastout, *method;
struct History history;
char title[64];
char buf_nsres[100], buf_ewres[100];
struct Colors colors;
char *inmap;
int infile, outfile;
DCELL *outbuf;
int row, col;
struct Cell_head dst_w, src_w;
G_gisinit(argv[0]);
module = G_define_module();
module->keywords = _("raster, resample");
module->description =
_("Resamples raster map layers to a finer grid using interpolation.");
rastin = G_define_standard_option(G_OPT_R_INPUT);
rastout = G_define_standard_option(G_OPT_R_OUTPUT);
method = G_define_option();
method->key = "method";
method->type = TYPE_STRING;
method->required = NO;
method->description = _("Interpolation method");
method->options = "nearest,bilinear,bicubic";
method->answer = "bilinear";
if (G_parser(argc, argv))
exit(EXIT_FAILURE);
if (G_strcasecmp(method->answer, "nearest") == 0)
neighbors = 1;
else if (G_strcasecmp(method->answer, "bilinear") == 0)
neighbors = 2;
else if (G_strcasecmp(method->answer, "bicubic") == 0)
neighbors = 4;
else
G_fatal_error(_("Invalid method: %s"), method->answer);
G_get_set_window(&dst_w);
inmap = G_find_cell2(rastin->answer, "");
if (!inmap)
G_fatal_error(_("Raster map <%s> not found"), rastin->answer);
/* set window to old map */
G_get_cellhd(rastin->answer, inmap, &src_w);
/* enlarge source window */
{
double north = G_row_to_northing(0.5, &dst_w);
double south = G_row_to_northing(dst_w.rows - 0.5, &dst_w);
int r0 = (int)floor(G_northing_to_row(north, &src_w) - 0.5) - 1;
int r1 = (int)floor(G_northing_to_row(south, &src_w) - 0.5) + 3;
double west = G_col_to_easting(0.5, &dst_w);
double east = G_col_to_easting(dst_w.cols - 0.5, &dst_w);
int c0 = (int)floor(G_easting_to_col(west, &src_w) - 0.5) - 1;
int c1 = (int)floor(G_easting_to_col(east, &src_w) - 0.5) + 3;
src_w.south -= src_w.ns_res * (r1 - src_w.rows);
src_w.north += src_w.ns_res * (-r0);
src_w.west -= src_w.ew_res * (-c0);
src_w.east += src_w.ew_res * (c1 - src_w.cols);
src_w.rows = r1 - r0;
src_w.cols = c1 - c0;
}
G_set_window(&src_w);
/* allocate buffers for input rows */
for (row = 0; row < neighbors; row++)
bufs[row] = G_allocate_d_raster_buf();
cur_row = -100;
/* open old map */
infile = G_open_cell_old(rastin->answer, inmap);
if (infile < 0)
G_fatal_error(_("Unable to open raster map <%s>"), rastin->answer);
/* reset window to current region */
G_set_window(&dst_w);
outbuf = G_allocate_d_raster_buf();
/* open new map */
outfile = G_open_raster_new(rastout->answer, DCELL_TYPE);
if (outfile < 0)
G_fatal_error(_("Unable to create raster map <%s>"), rastout->answer);
G_suppress_warnings(1);
/* otherwise get complaints about window changes */
switch (neighbors) {
case 1: /* nearest */
for (row = 0; row < dst_w.rows; row++) {
double north = G_row_to_northing(row + 0.5, &dst_w);
double maprow_f = G_northing_to_row(north, &src_w) - 0.5;
int maprow0 = (int)floor(maprow_f + 0.5);
G_percent(row, dst_w.rows, 2);
G_set_window(&src_w);
read_rows(infile, maprow0);
for (col = 0; col < dst_w.cols; col++) {
double east = G_col_to_easting(col + 0.5, &dst_w);
double mapcol_f = G_easting_to_col(east, &src_w) - 0.5;
int mapcol0 = (int)floor(mapcol_f + 0.5);
double c = bufs[0][mapcol0];
if (G_is_d_null_value(&c)) {
G_set_d_null_value(&outbuf[col], 1);
}
else {
outbuf[col] = c;
}
}
G_set_window(&dst_w);
G_put_d_raster_row(outfile, outbuf);
}
break;
case 2: /* bilinear */
for (row = 0; row < dst_w.rows; row++) {
double north = G_row_to_northing(row + 0.5, &dst_w);
double maprow_f = G_northing_to_row(north, &src_w) - 0.5;
int maprow0 = (int)floor(maprow_f);
double v = maprow_f - maprow0;
G_percent(row, dst_w.rows, 2);
G_set_window(&src_w);
read_rows(infile, maprow0);
for (col = 0; col < dst_w.cols; col++) {
double east = G_col_to_easting(col + 0.5, &dst_w);
double mapcol_f = G_easting_to_col(east, &src_w) - 0.5;
int mapcol0 = (int)floor(mapcol_f);
int mapcol1 = mapcol0 + 1;
double u = mapcol_f - mapcol0;
double c00 = bufs[0][mapcol0];
double c01 = bufs[0][mapcol1];
double c10 = bufs[1][mapcol0];
double c11 = bufs[1][mapcol1];
if (G_is_d_null_value(&c00) ||
G_is_d_null_value(&c01) ||
G_is_d_null_value(&c10) || G_is_d_null_value(&c11)) {
G_set_d_null_value(&outbuf[col], 1);
}
else {
outbuf[col] = G_interp_bilinear(u, v, c00, c01, c10, c11);
}
}
G_set_window(&dst_w);
G_put_d_raster_row(outfile, outbuf);
}
break;
case 4: /* bicubic */
for (row = 0; row < dst_w.rows; row++) {
double north = G_row_to_northing(row + 0.5, &dst_w);
double maprow_f = G_northing_to_row(north, &src_w) - 0.5;
int maprow1 = (int)floor(maprow_f);
int maprow0 = maprow1 - 1;
double v = maprow_f - maprow1;
G_percent(row, dst_w.rows, 2);
G_set_window(&src_w);
read_rows(infile, maprow0);
for (col = 0; col < dst_w.cols; col++) {
double east = G_col_to_easting(col + 0.5, &dst_w);
double mapcol_f = G_easting_to_col(east, &src_w) - 0.5;
int mapcol1 = (int)floor(mapcol_f);
int mapcol0 = mapcol1 - 1;
int mapcol2 = mapcol1 + 1;
int mapcol3 = mapcol1 + 2;
double u = mapcol_f - mapcol1;
double c00 = bufs[0][mapcol0];
double c01 = bufs[0][mapcol1];
double c02 = bufs[0][mapcol2];
double c03 = bufs[0][mapcol3];
double c10 = bufs[1][mapcol0];
double c11 = bufs[1][mapcol1];
double c12 = bufs[1][mapcol2];
double c13 = bufs[1][mapcol3];
double c20 = bufs[2][mapcol0];
double c21 = bufs[2][mapcol1];
double c22 = bufs[2][mapcol2];
double c23 = bufs[2][mapcol3];
double c30 = bufs[3][mapcol0];
double c31 = bufs[3][mapcol1];
double c32 = bufs[3][mapcol2];
double c33 = bufs[3][mapcol3];
if (G_is_d_null_value(&c00) ||
G_is_d_null_value(&c01) ||
G_is_d_null_value(&c02) ||
G_is_d_null_value(&c03) ||
G_is_d_null_value(&c10) ||
G_is_d_null_value(&c11) ||
G_is_d_null_value(&c12) ||
G_is_d_null_value(&c13) ||
G_is_d_null_value(&c20) ||
G_is_d_null_value(&c21) ||
G_is_d_null_value(&c22) ||
G_is_d_null_value(&c23) ||
G_is_d_null_value(&c30) ||
G_is_d_null_value(&c31) ||
G_is_d_null_value(&c32) || G_is_d_null_value(&c33)) {
G_set_d_null_value(&outbuf[col], 1);
}
else {
outbuf[col] = G_interp_bicubic(u, v,
c00, c01, c02, c03,
c10, c11, c12, c13,
c20, c21, c22, c23,
c30, c31, c32, c33);
}
}
G_set_window(&dst_w);
G_put_d_raster_row(outfile, outbuf);
}
break;
}
G_percent(dst_w.rows, dst_w.rows, 2);
G_close_cell(infile);
G_close_cell(outfile);
/* record map metadata/history info */
sprintf(title, "Resample by %s interpolation", method->answer);
G_put_cell_title(rastout->answer, title);
G_short_history(rastout->answer, "raster", &history);
strncpy(history.datsrc_1, rastin->answer, RECORD_LEN);
history.datsrc_1[RECORD_LEN - 1] = '\0'; /* strncpy() doesn't null terminate if maxfill */
G_format_resolution(src_w.ns_res, buf_nsres, src_w.proj);
G_format_resolution(src_w.ew_res, buf_ewres, src_w.proj);
sprintf(history.datsrc_2, "Source map NS res: %s EW res: %s", buf_nsres,
buf_ewres);
G_command_history(&history);
G_write_history(rastout->answer, &history);
/* copy color table from source map */
if (G_read_colors(rastin->answer, inmap, &colors) < 0)
G_fatal_error(_("Unable to read color table for %s"), rastin->answer);
G_mark_colors_as_fp(&colors);
if (G_write_colors(rastout->answer, G_mapset(), &colors) < 0)
G_fatal_error(_("Unable to write color table for %s"),
rastout->answer);
return (EXIT_SUCCESS);
}
GRASSRasterBand::GRASSRasterBand( GRASSDataset *poDS, int nBand,
const char * pszMapset,
const char * pszCellName )
{
struct Cell_head sCellInfo;
this->poDS = poDS;
this->nBand = nBand;
G_get_cellhd( (char *) pszCellName, (char *) pszMapset, &sCellInfo );
nGRSType = G_raster_map_type( (char *) pszCellName, (char *) pszMapset );
/* -------------------------------------------------------------------- */
/* Get min/max values. */
/* -------------------------------------------------------------------- */
struct FPRange sRange;
if( G_read_fp_range( (char *) pszCellName, (char *) pszMapset,
&sRange ) == -1 )
{
bHaveMinMax = FALSE;
}
else
{
bHaveMinMax = TRUE;
G_get_fp_range_min_max( &sRange, &dfCellMin, &dfCellMax );
}
/* -------------------------------------------------------------------- */
/* Setup band type, and preferred nodata value. */
/* -------------------------------------------------------------------- */
dfNoData = 0.0;
if( nGRSType == CELL_TYPE && sCellInfo.format == 0 )
{
if( bHaveMinMax && dfCellMin < 1.0 && dfCellMax > 254.0 )
{
this->eDataType = GDT_UInt16;
dfNoData = 256.0;
}
else
{
this->eDataType = GDT_Byte;
if( dfCellMax < 255.0 )
dfNoData = 255.0;
else
dfNoData = 0.0;
}
}
else if( nGRSType == CELL_TYPE && sCellInfo.format == 1 )
{
this->eDataType = GDT_UInt16;
dfNoData = 65535.0;
}
else if( nGRSType == CELL_TYPE )
{
this->eDataType = GDT_UInt32;
dfNoData = 65535.0;
}
else if( nGRSType == FCELL_TYPE )
{
this->eDataType = GDT_Float32;
dfNoData = -12345.0;
}
else if( nGRSType == DCELL_TYPE )
{
this->eDataType = GDT_Float64;
dfNoData = -12345.0;
}
nBlockXSize = poDS->nRasterXSize;;
nBlockYSize = 1;
hCell = G_open_cell_old((char *) pszCellName, (char *) pszMapset);
/* -------------------------------------------------------------------- */
/* Do we have a color table? */
/* -------------------------------------------------------------------- */
struct Colors sGrassColors;
poCT = NULL;
if( G_read_colors( (char *) pszCellName, (char *) pszMapset,
&sGrassColors ) == 1 )
{
poCT = new GDALColorTable();
for( int iColor = 0; iColor < 256; iColor++ )
{
int nRed, nGreen, nBlue;
GDALColorEntry sColor;
if( G_get_color( iColor, &nRed, &nGreen, &nBlue, &sGrassColors ) )
{
sColor.c1 = nRed;
sColor.c2 = nGreen;
sColor.c3 = nBlue;
sColor.c4 = 255;
poCT->SetColorEntry( iColor, &sColor );
}
else
{
sColor.c1 = 0;
sColor.c2 = 0;
sColor.c3 = 0;
sColor.c4 = 0;
poCT->SetColorEntry( iColor, &sColor );
}
}
G_free_colors( &sGrassColors );
}
}
int IL_resample_output_2d(struct interp_params *params, double zmin, double zmax, /* min,max input z-values */
double zminac, double zmaxac, /* min,max interpolated values */
double c1min, double c1max, double c2min, double c2max, double gmin, double gmax, double ertot, /* total interplating func. error */
char *input, /* input file name */
double *dnorm, struct Cell_head *outhd, /* Region with desired resolution */
struct Cell_head *winhd, /* Current region */
char *smooth, int n_points)
/*
* Creates output files as well as history files and color tables for
* them.
*/
{
FCELL *cell1; /* cell buffer */
int cf1 = 0, cf2 = 0, cf3 = 0, cf4 = 0, cf5 = 0, cf6 = 0; /* cell file descriptors */
int nrows, ncols; /* current region rows and columns */
int i; /* loop counter */
char *mapset;
float dat1, dat2;
struct Colors colors, colors2;
double value1, value2;
struct History hist, hist1, hist2, hist3, hist4, hist5;
struct _Color_Rule_ *rule;
char *maps, *type;
int cond1, cond2;
cond2 = ((params->pcurv != NULL) ||
(params->tcurv != NULL) || (params->mcurv != NULL));
cond1 = ((params->slope != NULL) || (params->aspect != NULL) || cond2);
/* change region to output cell file region */
fprintf(stderr,
"Temporarily changing the region to desired resolution...\n");
if (G_set_window(outhd) < 0) {
fprintf(stderr, "Cannot set region to output region!\n");
return -1;
}
mapset = G_mapset();
cell1 = G_allocate_f_raster_buf();
if (params->elev != NULL) {
cf1 = G_open_fp_cell_new(params->elev);
if (cf1 < 0) {
fprintf(stderr, "unable to create raster map %s\n", params->elev);
return -1;
}
}
if (params->slope != NULL) {
cf2 = G_open_fp_cell_new(params->slope);
if (cf2 < 0) {
fprintf(stderr, "unable to create raster map %s\n",
params->slope);
return -1;
}
}
if (params->aspect != NULL) {
cf3 = G_open_fp_cell_new(params->aspect);
if (cf3 < 0) {
fprintf(stderr, "unable to create raster map %s\n",
params->aspect);
return -1;
}
}
if (params->pcurv != NULL) {
cf4 = G_open_fp_cell_new(params->pcurv);
if (cf4 < 0) {
fprintf(stderr, "unable to create raster map %s\n",
params->pcurv);
return -1;
}
}
if (params->tcurv != NULL) {
cf5 = G_open_fp_cell_new(params->tcurv);
if (cf5 < 0) {
fprintf(stderr, "unable to create raster map %s\n",
params->tcurv);
return -1;
}
}
if (params->mcurv != NULL) {
cf6 = G_open_fp_cell_new(params->mcurv);
if (cf6 < 0) {
fprintf(stderr, "unable to create raster map %s\n",
params->mcurv);
return -1;
}
}
nrows = outhd->rows;
if (nrows != params->nsizr) {
fprintf(stderr, "first change your rows number(%d) to %d!\n",
nrows, params->nsizr);
return -1;
}
ncols = outhd->cols;
if (ncols != params->nsizc) {
fprintf(stderr, "first change your rows number(%d) to %d!\n",
ncols, params->nsizc);
return -1;
}
if (params->elev != NULL) {
fseek(params->Tmp_fd_z, 0L, 0); /* seek to the beginning */
for (i = 0; i < params->nsizr; i++) {
/* seek to the right row */
if (fseek(params->Tmp_fd_z, (long)
((params->nsizr - 1 -
i) * params->nsizc * sizeof(FCELL)), 0) == -1) {
fprintf(stderr, "cannot fseek to the right spot\n");
return -1;
}
fread(cell1, sizeof(FCELL), params->nsizc, params->Tmp_fd_z);
if (G_put_f_raster_row(cf1, cell1) < 0) {
fprintf(stderr, "cannot write file\n");
return -1;
}
}
}
if (params->slope != NULL) {
fseek(params->Tmp_fd_dx, 0L, 0); /* seek to the beginning */
for (i = 0; i < params->nsizr; i++) {
/* seek to the right row */
if (fseek(params->Tmp_fd_dx, (long)
((params->nsizr - 1 -
i) * params->nsizc * sizeof(FCELL)), 0) == -1) {
fprintf(stderr, "cannot fseek to the right spot\n");
return -1;
}
fread(cell1, sizeof(FCELL), params->nsizc, params->Tmp_fd_dx);
/*
* for (ii==0;ii<params->nsizc;ii++) { fprintf(stderr,"ii=%d ",ii);
* fprintf(stderr,"%f ",cell1[ii]); }
* fprintf(stderr,"params->nsizc=%d \n",params->nsizc);
*/
if (G_put_f_raster_row(cf2, cell1) < 0) {
fprintf(stderr, "cannot write file\n");
return -1;
}
}
}
if (params->aspect != NULL) {
fseek(params->Tmp_fd_dy, 0L, 0); /* seek to the beginning */
for (i = 0; i < params->nsizr; i++) {
/* seek to the right row */
if (fseek(params->Tmp_fd_dy, (long)
((params->nsizr - 1 -
i) * params->nsizc * sizeof(FCELL)), 0) == -1) {
fprintf(stderr, "cannot fseek to the right spot\n");
return -1;
}
fread(cell1, sizeof(FCELL), params->nsizc, params->Tmp_fd_dy);
if (G_put_f_raster_row(cf3, cell1) < 0) {
fprintf(stderr, "cannot write file\n");
return -1;
}
}
}
if (params->pcurv != NULL) {
fseek(params->Tmp_fd_xx, 0L, 0); /* seek to the beginning */
for (i = 0; i < params->nsizr; i++) {
/* seek to the right row */
if (fseek(params->Tmp_fd_xx, (long)
((params->nsizr - 1 -
i) * params->nsizc * sizeof(FCELL)), 0) == -1) {
fprintf(stderr, "cannot fseek to the right spot\n");
return -1;
}
fread(cell1, sizeof(FCELL), params->nsizc, params->Tmp_fd_xx);
if (G_put_f_raster_row(cf4, cell1) < 0) {
fprintf(stderr, "cannot write file\n");
return -1;
}
}
}
if (params->tcurv != NULL) {
fseek(params->Tmp_fd_yy, 0L, 0); /* seek to the beginning */
for (i = 0; i < params->nsizr; i++) {
/* seek to the right row */
if (fseek(params->Tmp_fd_yy, (long)
((params->nsizr - 1 -
i) * params->nsizc * sizeof(FCELL)), 0) == -1) {
fprintf(stderr, "cannot fseek to the right spot\n");
return -1;
}
fread(cell1, sizeof(FCELL), params->nsizc, params->Tmp_fd_yy);
if (G_put_f_raster_row(cf5, cell1) < 0) {
fprintf(stderr, "cannot write file\n");
return -1;
}
}
}
if (params->mcurv != NULL) {
fseek(params->Tmp_fd_xy, 0L, 0); /* seek to the beginning */
for (i = 0; i < params->nsizr; i++) {
/* seek to the right row */
if (fseek(params->Tmp_fd_xy, (long)
((params->nsizr - 1 -
i) * params->nsizc * sizeof(FCELL)), 0) == -1) {
fprintf(stderr, "cannot fseek to the right spot\n");
return -1;
}
fread(cell1, sizeof(FCELL), params->nsizc, params->Tmp_fd_xy);
if (G_put_f_raster_row(cf6, cell1) < 0) {
fprintf(stderr, "cannot write file\n");
return -1;
}
}
}
if (cf1)
G_close_cell(cf1);
if (cf2)
G_close_cell(cf2);
if (cf3)
G_close_cell(cf3);
if (cf4)
G_close_cell(cf4);
if (cf5)
G_close_cell(cf5);
if (cf6)
G_close_cell(cf6);
/* write colormaps and history for output cell files */
/* colortable for elevations */
maps = G_find_file("cell", input, "");
if (params->elev != NULL) {
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", input);
return -1;
}
G_init_colors(&colors2);
/*
* G_mark_colors_as_fp(&colors2);
*/
if (G_read_colors(input, maps, &colors) >= 0) {
if (colors.modular.rules) {
rule = colors.modular.rules;
while (rule->next)
rule = rule->next;
for (; rule; rule = rule->prev) {
value1 = rule->low.value * params->zmult;
value2 = rule->high.value * params->zmult;
G_add_modular_d_raster_color_rule(&value1, rule->low.red,
rule->low.grn,
rule->low.blu, &value2,
rule->high.red,
rule->high.grn,
rule->high.blu,
&colors2);
}
}
if (colors.fixed.rules) {
rule = colors.fixed.rules;
while (rule->next)
rule = rule->next;
for (; rule; rule = rule->prev) {
value1 = rule->low.value * params->zmult;
value2 = rule->high.value * params->zmult;
G_add_d_raster_color_rule(&value1, rule->low.red,
rule->low.grn, rule->low.blu,
&value2, rule->high.red,
rule->high.grn, rule->high.blu,
&colors2);
}
}
maps = NULL;
maps = G_find_file("cell", params->elev, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", params->elev);
return -1;
}
if (G_write_colors(params->elev, maps, &colors2) < 0) {
fprintf(stderr, "Cannot write color table\n");
return -1;
}
G_quantize_fp_map_range(params->elev, mapset,
zminac - 0.5, zmaxac + 0.5,
(CELL) (zminac - 0.5),
(CELL) (zmaxac + 0.5));
}
else
fprintf(stderr,
"No color table for input file -- will not create color table\n");
}
/* colortable for slopes */
if (cond1 & (!params->deriv)) {
G_init_colors(&colors);
G_add_color_rule(0, 255, 255, 255, 2, 255, 255, 0, &colors);
G_add_color_rule(2, 255, 255, 0, 5, 0, 255, 0, &colors);
G_add_color_rule(5, 0, 255, 0, 10, 0, 255, 255, &colors);
G_add_color_rule(10, 0, 255, 255, 15, 0, 0, 255, &colors);
G_add_color_rule(15, 0, 0, 255, 30, 255, 0, 255, &colors);
G_add_color_rule(30, 255, 0, 255, 50, 255, 0, 0, &colors);
G_add_color_rule(50, 255, 0, 0, 90, 0, 0, 0, &colors);
if (params->slope != NULL) {
maps = NULL;
maps = G_find_file("cell", params->slope, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", params->slope);
return -1;
}
G_write_colors(params->slope, maps, &colors);
G_quantize_fp_map_range(params->slope, mapset, 0., 90., 0, 90);
type = "raster";
G_short_history(params->slope, type, &hist1);
if (params->elev != NULL)
sprintf(hist1.edhist[0], "The elevation map is %s",
params->elev);
sprintf(hist1.datsrc_1, "raster map %s", input);
hist1.edlinecnt = 1;
G_write_history(params->slope, &hist1);
}
/* colortable for aspect */
G_init_colors(&colors);
G_add_color_rule(0, 255, 255, 255, 0, 255, 255, 255, &colors);
G_add_color_rule(1, 255, 255, 0, 90, 0, 255, 0, &colors);
G_add_color_rule(90, 0, 255, 0, 180, 0, 255, 255, &colors);
G_add_color_rule(180, 0, 255, 255, 270, 255, 0, 0, &colors);
G_add_color_rule(270, 255, 0, 0, 360, 255, 255, 0, &colors);
if (params->aspect != NULL) {
maps = NULL;
maps = G_find_file("cell", params->aspect, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", params->aspect);
return -1;
}
G_write_colors(params->aspect, maps, &colors);
G_quantize_fp_map_range(params->aspect, mapset, 0., 360., 0, 360);
type = "raster";
G_short_history(params->aspect, type, &hist2);
if (params->elev != NULL)
sprintf(hist2.edhist[0], "The elevation map is %s",
params->elev);
sprintf(hist2.datsrc_1, "raster map %s", input);
hist2.edlinecnt = 1;
G_write_history(params->aspect, &hist2);
}
/* colortable for curvatures */
if (cond2) {
G_init_colors(&colors);
dat1 = (FCELL) amin1(c1min, c2min);
dat2 = (FCELL) - 0.01;
G_add_f_raster_color_rule(&dat1, 50, 0, 155,
&dat2, 0, 0, 255, &colors);
dat1 = dat2;
dat2 = (FCELL) - 0.001;
G_add_f_raster_color_rule(&dat1, 0, 0, 255,
&dat2, 0, 127, 255, &colors);
dat1 = dat2;
dat2 = (FCELL) - 0.00001;
G_add_f_raster_color_rule(&dat1, 0, 127, 255,
&dat2, 0, 255, 255, &colors);
dat1 = dat2;
dat2 = (FCELL) 0.00;
G_add_f_raster_color_rule(&dat1, 0, 255, 255,
&dat2, 200, 255, 200, &colors);
dat1 = dat2;
dat2 = (FCELL) 0.00001;
G_add_f_raster_color_rule(&dat1, 200, 255, 200,
&dat2, 255, 255, 0, &colors);
dat1 = dat2;
dat2 = (FCELL) 0.001;
G_add_f_raster_color_rule(&dat1, 255, 255, 0,
&dat2, 255, 127, 0, &colors);
dat1 = dat2;
dat2 = (FCELL) 0.01;
G_add_f_raster_color_rule(&dat1, 255, 127, 0,
&dat2, 255, 0, 0, &colors);
dat1 = dat2;
dat2 = (FCELL) amax1(c1max, c2max);
G_add_f_raster_color_rule(&dat1, 255, 0, 0,
&dat2, 155, 0, 20, &colors);
maps = NULL;
if (params->pcurv != NULL) {
maps = G_find_file("cell", params->pcurv, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", params->pcurv);
return -1;
}
G_write_colors(params->pcurv, maps, &colors);
fprintf(stderr, "color map written\n");
G_quantize_fp_map_range(params->pcurv, mapset,
dat1, dat2,
(CELL) (dat1 * MULT),
(CELL) (dat2 * MULT));
type = "raster";
G_short_history(params->pcurv, type, &hist3);
if (params->elev != NULL)
sprintf(hist3.edhist[0], "The elevation map is %s",
params->elev);
sprintf(hist3.datsrc_1, "raster map %s", input);
hist3.edlinecnt = 1;
G_write_history(params->pcurv, &hist3);
}
if (params->tcurv != NULL) {
maps = NULL;
maps = G_find_file("cell", params->tcurv, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", params->tcurv);
return -1;
}
G_write_colors(params->tcurv, maps, &colors);
G_quantize_fp_map_range(params->tcurv, mapset,
dat1, dat2, (CELL) (dat1 * MULT),
(CELL) (dat2 * MULT));
type = "raster";
G_short_history(params->tcurv, type, &hist4);
if (params->elev != NULL)
sprintf(hist4.edhist[0], "The elevation map is %s",
params->elev);
sprintf(hist4.datsrc_1, "raster map %s", input);
hist4.edlinecnt = 1;
G_write_history(params->tcurv, &hist4);
}
if (params->mcurv != NULL) {
maps = NULL;
maps = G_find_file("cell", params->mcurv, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found\n", params->mcurv);
return -1;
}
G_write_colors(params->mcurv, maps, &colors);
G_quantize_fp_map_range(params->mcurv, mapset,
dat1, dat2,
(CELL) (dat1 * MULT),
(CELL) (dat2 * MULT));
type = "raster";
G_short_history(params->mcurv, type, &hist5);
if (params->elev != NULL)
sprintf(hist5.edhist[0], "The elevation map is %s",
params->elev);
sprintf(hist5.datsrc_1, "raster map %s", input);
hist5.edlinecnt = 1;
G_write_history(params->mcurv, &hist5);
}
}
}
if (params->elev != NULL) {
maps = G_find_file("cell", params->elev, "");
if (maps == NULL) {
fprintf(stderr, "file [%s] not found \n", params->elev);
return -1;
}
G_short_history(params->elev, "raster", &hist);
if (smooth != NULL)
sprintf(hist.edhist[0], "tension=%f, smoothing=%s",
params->fi * 1000. / (*dnorm), smooth);
else
sprintf(hist.edhist[0], "tension=%f",
params->fi * 1000. / (*dnorm));
sprintf(hist.edhist[1], "dnorm=%f, zmult=%f", *dnorm, params->zmult);
sprintf(hist.edhist[2], "KMAX=%d, KMIN=%d, errtotal=%f", params->kmax,
params->kmin, sqrt(ertot / n_points));
sprintf(hist.edhist[3], "zmin_data=%f, zmax_data=%f", zmin, zmax);
sprintf(hist.edhist[4], "zmin_int=%f, zmax_int=%f", zminac, zmaxac);
sprintf(hist.datsrc_1, "raster map %s", input);
hist.edlinecnt = 5;
G_write_history(params->elev, &hist);
}
/* change region to initial region */
fprintf(stderr, "Changing the region back to initial...\n");
if (G_set_window(winhd) < 0) {
fprintf(stderr, "Cannot set region to back to initial region!\n");
return -1;
}
return 1;
}
