[GRASS-SVN] r57602 - sandbox/turek/scatter_plot
svn_grass at osgeo.org
svn_grass at osgeo.org
Fri Sep 6 02:32:49 PDT 2013
Author: turek
Date: 2013-09-06 02:32:49 -0700 (Fri, 06 Sep 2013)
New Revision: 57602
Modified:
sandbox/turek/scatter_plot/README.txt
sandbox/turek/scatter_plot/testing_patch.diff
Log:
scatter plot bug fixing
Modified: sandbox/turek/scatter_plot/README.txt
===================================================================
--- sandbox/turek/scatter_plot/README.txt 2013-09-06 07:29:10 UTC (rev 57601)
+++ sandbox/turek/scatter_plot/README.txt 2013-09-06 09:32:49 UTC (rev 57602)
@@ -27,8 +27,8 @@
- Scatter plot toolbar:
- put "Add SP" icon to the left #DONE
- - when in "Select area" mode, un-highlight zoom + pan icons
- - zoom to extend in toolbar
+ - when in "Select area" mode, un-highlight zoom + pan icons #DONE
+ - zoom to extend in toolbar #DONE
- Scatter plot window
- zoom icon: also allow for zoom box #DONE
Modified: sandbox/turek/scatter_plot/testing_patch.diff
===================================================================
--- sandbox/turek/scatter_plot/testing_patch.diff 2013-09-06 07:29:10 UTC (rev 57601)
+++ sandbox/turek/scatter_plot/testing_patch.diff 2013-09-06 09:32:49 UTC (rev 57602)
@@ -1,1183 +1,47 @@
-Index: lib/vector/Vlib/open.c
+Index: include/defs/vedit.h
===================================================================
---- lib/vector/Vlib/open.c (revision 57599)
-+++ lib/vector/Vlib/open.c (working copy)
-@@ -240,7 +240,9 @@
- }
- else {
- char file_path[GPATH_MAX];
--
-+ /* reduce to current mapset if search path was set */
-+ if(strcmp(Map->mapset, "") == 0)
-+ Map->mapset = G_store(G_mapset());
- /* temporary map: reduce to current mapset if search path
- * was set */
- if (strcmp(Map->mapset, "") == 0)
-Index: lib/imagery/scatt.c
+--- include/defs/vedit.h (revision 57601)
++++ include/defs/vedit.h (working copy)
+@@ -33,6 +33,8 @@
+ int Vedit_merge_lines(struct Map_info *, struct ilist *);
+
+ /* move.c */
++int Vedit_move_areas(struct Map_info *, struct Map_info **, int,
++ struct ilist *, double, double, double, int, double);
+ int Vedit_move_lines(struct Map_info *, struct Map_info **, int,
+ struct ilist *, double, double, double, int, double);
+
+Index: include/defs/imagery.h
===================================================================
---- lib/imagery/scatt.c (revision 0)
-+++ lib/imagery/scatt.c (working copy)
-@@ -0,0 +1,746 @@
-+/*!
-+ \file lib/imagery/scatt.c
+--- include/defs/imagery.h (revision 57601)
++++ include/defs/imagery.h (working copy)
+@@ -110,6 +110,23 @@
+ FILE *I_fopen_subgroup_ref_new(const char *, const char *);
+ FILE *I_fopen_subgroup_ref_old(const char *, const char *);
+
++/* scatt_plt.c */
++void I_sc_init_cats(struct scCats *, int, int);
++void I_sc_free_cats(struct scCats *);
++int I_sc_add_cat(struct scCats *);
++int I_sc_insert_scatt_data(struct scCats *, struct scdScattData *, int, int);
+
-+ \brief Imagery library - functions for wx Scatter Plot Tool.
++void I_scd_init_scatt_data(struct scdScattData *, int, int, void *);
+
-+ Low level functions used by wx Scatter Plot Tool.
++int I_compute_scatts(struct Cell_head *, struct scCats *, const char **,
++ const char **, int, struct scCats *, const char **);
+
-+ Copyright (C) 2013 by the GRASS Development Team
++int I_create_cat_rast(struct Cell_head *, const char *);
++int I_insert_patch_to_cat_rast(const char *, struct Cell_head *, const char *);
+
-+ This program is free software under the GNU General Public License
-+ (>=v2). Read the file COPYING that comes with GRASS for details.
++int I_id_scatt_to_bands(const int, const int, int *, int *);
++int I_bands_to_id_scatt(const int, const int, const int, int *);
+
-+ \author Stepan Turek <stepan.turek at seznam.cz> (Mentor: Martin Landa)
-+ */
-+
-+#include <grass/raster.h>
-+#include <grass/imagery.h>
-+#include <grass/gis.h>
-+#include <grass/glocale.h>
-+
-+#include <stdio.h>
-+#include <stdlib.h>
-+#include <math.h>
-+#include <string.h>
-+
-+
-+struct rast_row
-+{
-+ CELL * row;
-+ char * null_row;
-+ struct Range rast_range; /*Range of whole raster.*/
-+};
-+
-+/*!
-+ \brief Create pgm header.
-+
-+ Scatter plot internally generates pgm files. These pgms have header in format created by this function.
-+
-+ \param region region to be pgm header generated for
-+ \param [out] header header of pgm file
-+ */
-+static int get_cat_rast_header(struct Cell_head * region, char * header){
-+ return sprintf(header, "P5\n%d\n%d\n1\n", region->cols, region->rows);
-+}
-+
-+/*!
-+ \brief Create category raster conditions file.
-+
-+ \param cat_rast_region region to be file generated for
-+ \param cat_rast path of generated category raster file
-+ */
-+int I_create_cat_rast(struct Cell_head * cat_rast_region, const char * cat_rast)
-+{
-+ FILE * f_cat_rast;
-+ char cat_rast_header[1024];//TODO magic number
-+ int i_row, i_col;
-+ int head_nchars;
-+
-+ unsigned char * row_data;
-+
-+ f_cat_rast = fopen(cat_rast, "wb");
-+ if(!f_cat_rast) {
-+ G_warning("Unable to create category raster condition file <%s>.", cat_rast);
-+ return -1;
-+ }
-+
-+ head_nchars = get_cat_rast_header(cat_rast_region, cat_rast_header);
-+
-+ fwrite(cat_rast_header, sizeof(char), head_nchars/sizeof(char), f_cat_rast);
-+ if (ferror(f_cat_rast)){
-+ fclose(f_cat_rast);
-+ G_warning(_("Unable to write header into category raster condition file <%s>."), cat_rast);
-+ return -1;
-+ }
-+
-+ row_data = (unsigned char *) G_malloc(cat_rast_region->cols * sizeof(unsigned char));
-+ for(i_col = 0; i_col < cat_rast_region->cols; i_col++)
-+ row_data[i_col] = 0 & 255;
-+
-+ for(i_row = 0; i_row < cat_rast_region->rows; i_row++) {
-+ fwrite(row_data, sizeof(unsigned char), (cat_rast_region->cols)/sizeof(unsigned char), f_cat_rast);
-+ if (ferror(f_cat_rast))
-+ {
-+ fclose(f_cat_rast);
-+ G_warning(_("Unable to write into category raster condition file <%s>."), cat_rast);
-+ return -1;
-+ }
-+ }
-+
-+ fclose(f_cat_rast);
-+ return 0;
-+}
-+
-+static int print_reg(struct Cell_head * intersec, const char * pref, int dbg_level)
-+{
-+ G_debug(dbg_level, "%s:\n n:%f\ns:%f\ne:%f\nw:%f\nns_res:%f\new_res:%f", pref, intersec->north, intersec->south,
-+ intersec->east, intersec->west, intersec->ns_res, intersec->ew_res);
-+}
-+
-+/*!
-+ \brief Find intersection region of two regions.
-+
-+ \param A pointer to intersected region
-+ \param B pointer to intersected region
-+ \param [out] intersec pointer to intersection region of regions A B (relevant params of the region are: south, north, east, west)
-+
-+ \return 0 if interection exists
-+ \return -1 if regions does not intersect
-+ */
-+static int regions_intersecion(struct Cell_head * A, struct Cell_head * B, struct Cell_head * intersec)
-+{
-+
-+ if(B->north < A->south) return -1;
-+ else if(B->north > A->north) intersec->north = A->north;
-+ else intersec->north = B->north;
-+
-+ if(B->south > A->north) return -1;
-+ else if(B->south < A->south) intersec->south = A->south;
-+ else intersec->south = B->south;
-+
-+ if(B->east < A->west) return -1;
-+ else if(B->east > A->east) intersec->east = A->east;
-+ else intersec->east = B->east;
-+
-+ if(B->west > A->east) return -1;
-+ else if(B->west < A->west) intersec->west = A->west;
-+ else intersec->west = B->west;
-+
-+ if(intersec->north == intersec->south) return -1;
-+
-+ if(intersec->east == intersec->west) return -1;
-+
-+ return 0;
-+
-+}
-+
-+/*!
-+ \brief Get rows and cols numbers, which defines intersection of the regions.
-+
-+ \param A pointer to intersected region
-+ \param B pointer to intersected region (A and B must have same resolution)
-+ \param [out] A_bounds rows and cols numbers of A stored in south, north, east, west, which defines intersection of A and B
-+ \param [out] B_bounds rows and cols numbers of B stored in south, north, east, west, which defines intersection of A and B
-+
-+ \return 0 if interection exists
-+ \return -1 if regions do not intersect
-+ \return -2 resolution of regions is not same
-+*/
-+static int get_rows_and_cols_bounds(struct Cell_head * A, struct Cell_head * B, struct Cell_head * A_bounds, struct Cell_head * B_bounds)
-+{
-+ float ns_res, ew_res;
-+
-+ struct Cell_head intersec;
-+
-+ /* TODO is it right check? */
-+ if(abs(A->ns_res - B->ns_res) > GRASS_EPSILON) {
-+ G_debug(0, "'get_rows_and_cols_bounds' ns_res does not fit, A->ns_res: %f B->ns_res: %f", A->ns_res, B->ns_res);
-+ return -2;
-+ }
-+
-+ if(abs(A->ew_res - B->ew_res) > GRASS_EPSILON) {
-+ G_debug(0, "'get_rows_and_cols_bounds' ew_res does not fit, A->ew_res: %f B->ew_res: %f", A->ew_res, B->ew_res);
-+ return -2;
-+ }
-+
-+ ns_res = A->ns_res;
-+ ew_res = A->ew_res;
-+
-+ if(regions_intersecion(A, B, &intersec) == -1)
-+ return -1;
-+
-+ A_bounds->north = ceil((A->north - intersec.north - ns_res * 0.5) / ns_res);
-+ A_bounds->south = ceil((A->north - intersec.south - ns_res * 0.5) / ns_res);
-+
-+ A_bounds->east = ceil((intersec.east - A->west - ew_res * 0.5) / ew_res);
-+ A_bounds->west = ceil((intersec.west - A->west - ew_res * 0.5) / ew_res);
-+
-+ B_bounds->north = ceil((B->north - intersec.north - ns_res * 0.5) / ns_res);
-+ B_bounds->south = ceil((B->north - intersec.south - ns_res * 0.5) / ns_res);
-+
-+ B_bounds->east = ceil((intersec.east - B->west - ew_res * 0.5) / ew_res);
-+ B_bounds->west = ceil((intersec.west - B->west - ew_res * 0.5) / ew_res);
-+
-+ return 0;
-+}
-+
-+/*!
-+ \brief Insert raster map patch into pgm file.
-+
-+ \param patch_rast name of raster map
-+ \param cat_rast_region region of category raster file
-+ \param cat_rast path to category raster file
-+
-+ \return 0 on success
-+ \return -1 on failure
-+*/
-+int I_insert_patch_to_cat_rast(const char * patch_rast, struct Cell_head * cat_rast_region, const char * cat_rast)
-+{
-+
-+ FILE * f_cat_rast;
-+ struct Cell_head patch_region, patch_bounds, cat_rast_bounds;
-+ char cat_rast_header[1024];//TODO magic number
-+ int i_row, i_col, ncols, nrows, cat_rast_col, patch_col, val;
-+ int head_nchars, ret;
-+ int fd_patch_rast, init_shift, step_shift;
-+ unsigned char * patch_data;
-+
-+ char * null_chunk_row;
-+
-+ const char *mapset;
-+
-+ struct Cell_head patch_lines, cat_rast_lines;
-+
-+ unsigned char * row_data;
-+
-+ f_cat_rast = fopen(cat_rast, "rb+");
-+ if(!f_cat_rast) {
-+ G_warning(_("Unable to open category raster condtions file <%s>."), cat_rast);
-+ return -1;
-+ }
-+
-+ head_nchars = get_cat_rast_header(cat_rast_region, cat_rast_header);
-+ if ((mapset = G_find_raster(patch_rast,"")) == NULL) {
-+ fclose(f_cat_rast);
-+ G_warning(_("Unable to find patch raster <%s>."), patch_rast);
-+ return -1;
-+ }
-+
-+ Rast_get_cellhd(patch_rast, mapset, &patch_region);
-+ Rast_set_window(&patch_region);
-+
-+ if ((fd_patch_rast = Rast_open_old(patch_rast, mapset)) < 0) {
-+ fclose(f_cat_rast);
-+ return -1;
-+ }
-+
-+ ret = get_rows_and_cols_bounds(cat_rast_region, &patch_region, &cat_rast_bounds, &patch_bounds);
-+ if(ret == -2) {
-+ G_warning(_("Resolutions of patch <%s> and patched file <%s> are not same."), patch_rast, cat_rast);
-+
-+ Rast_close(fd_patch_rast);
-+ fclose(f_cat_rast);
-+
-+ return -1;
-+ }
-+ else if (ret == -1){
-+
-+ Rast_close(fd_patch_rast);
-+ fclose(f_cat_rast);
-+
-+ return 0;
-+ }
-+
-+ ncols = cat_rast_bounds.east - cat_rast_bounds.west;
-+ nrows = cat_rast_bounds.south - cat_rast_bounds.north;
-+
-+ patch_data = (unsigned char *) G_malloc(ncols * sizeof(unsigned char));
-+
-+ init_shift = head_nchars + cat_rast_region->cols * cat_rast_bounds.north + cat_rast_bounds.west;
-+
-+ if(fseek(f_cat_rast, init_shift, SEEK_SET) != 0) {
-+ G_warning(_("Corrupted category raster conditions file <%s> (fseek failed)"), cat_rast);
-+
-+ Rast_close(fd_patch_rast);
-+ G_free(null_chunk_row);
-+ fclose(f_cat_rast);
-+
-+ return -1;
-+ }
-+
-+ step_shift = cat_rast_region->cols - ncols;
-+
-+ null_chunk_row = Rast_allocate_null_buf();
-+
-+ for(i_row = 0; i_row < nrows; i_row++) {
-+ Rast_get_null_value_row (fd_patch_rast, null_chunk_row, i_row + patch_bounds.north);
-+
-+ for(i_col = 0; i_col < ncols; i_col++) {
-+ patch_col = patch_bounds.west + i_col;
-+
-+ if(null_chunk_row[patch_col] != 1)
-+ patch_data[i_col] = 1 & 255;
-+ else {
-+ patch_data[i_col] = 0 & 255;
-+ }
-+ }
-+
-+ fwrite(patch_data, sizeof(unsigned char), (ncols)/sizeof(unsigned char), f_cat_rast);
-+ if (ferror(f_cat_rast))
-+ {
-+ G_warning(_("Unable to write into category raster conditions file <%s>"), cat_rast);
-+
-+ Rast_close(fd_patch_rast);
-+ G_free(null_chunk_row);
-+ fclose(f_cat_rast);
-+
-+ return -1;
-+ }
-+ if(fseek(f_cat_rast, step_shift, SEEK_CUR) != 0) {
-+ G_warning(_("Corrupted category raster conditions file <%s> (fseek failed)"), cat_rast);
-+
-+ Rast_close(fd_patch_rast);
-+ G_free(null_chunk_row);
-+ fclose(f_cat_rast);
-+
-+ return -1;
-+ }
-+ }
-+
-+ Rast_close(fd_patch_rast);
-+ G_free(null_chunk_row);
-+ fclose(f_cat_rast);
-+ return 0;
-+}
-+
-+/*!
-+ \brief Updates scatter plots data in category by pixels which meets category conditions.
-+
-+ \param bands_rows data represents data describig one row from raster band
-+ \param belongs_pix array which defines which pixels belongs to category (1 value) and which not (0 value)
-+ \param [out] scatts pointer to scScatts struct of type SC_SCATT_DATA, which are modified according to values in belongs_pix
-+*/
-+static inline void update_cat_scatt_plts(struct rast_row * bands_rows, unsigned short * belongs_pix, struct scScatts * scatts)
-+{
-+ int band_axis_1, band_axis_2, i_scatt, array_idx, cat_idx, i_chunk_rows_pix, max_arr_idx;
-+
-+ CELL * b_1_row;
-+ CELL * b_2_row;
-+ char * b_1_null_row,* b_2_null_row;
-+ struct rast_row b_1_rast_row, b_2_rast_row;
-+
-+ struct Range b_1_range, b_2_range;
-+ int b_1_range_size;
-+
-+ int row_size = Rast_window_cols();
-+
-+ int * scatts_bands = scatts->scatts_bands;
-+
-+ for(i_scatt = 0; i_scatt < scatts->n_a_scatts; i_scatt++)
-+ {
-+ b_1_rast_row = bands_rows[scatts_bands[i_scatt * 2]];
-+ b_2_rast_row = bands_rows[scatts_bands[i_scatt * 2 + 1]];
-+
-+ b_1_row = b_1_rast_row.row;
-+ b_2_row = b_2_rast_row.row;
-+
-+ b_1_null_row = b_1_rast_row.null_row;
-+ b_2_null_row = b_2_rast_row.null_row;
-+
-+ b_1_range = b_1_rast_row.rast_range;
-+ b_2_range = b_2_rast_row.rast_range;
-+
-+ b_1_range_size = b_1_range.max - b_1_range.min + 1;
-+ max_arr_idx = (b_1_range.max - b_1_range.min + 1) * (b_2_range.max - b_2_range.min + 1);
-+
-+ for(i_chunk_rows_pix = 0; i_chunk_rows_pix < row_size; i_chunk_rows_pix++)
-+ {
-+ /* pixel does not belongs to scatter plot or has null value in one of the bands */
-+ if(!belongs_pix[i_chunk_rows_pix] ||
-+ b_1_null_row[i_chunk_rows_pix] == 1 ||
-+ b_2_null_row[i_chunk_rows_pix] == 1)
-+ continue;
-+
-+ /* index in scatter plot array */
-+ array_idx = b_1_row[i_chunk_rows_pix] - b_1_range.min + (b_2_row[i_chunk_rows_pix] - b_2_range.min) * b_1_range_size;
-+
-+ if(array_idx < 0 || array_idx >= max_arr_idx) {
-+ G_warning ("Data inconsistent. Value computed for scatter plot is out of initialized range.");
-+ continue;
-+ }
-+
-+ /* increment scatter plot value */
-+ ++scatts->scatts_arr[i_scatt]->scatt_vals_arr[array_idx];
-+ }
-+ }
-+}
-+
-+/*!
-+ \brief Computes scatter plots data from chunk_rows.
-+
-+ \param scatts pointer to scScatts struct of type SC_SCATT_DATA, where are computed scatter plots stored
-+ \param scatt_conds pointer to scScatts struct of type SC_SCATT_CONDITIONS, where are selected areas (condtitions)stored
-+
-+ \param chunk_rows data arrays of chunk_rows from analyzed raster bands (all data in chunk_rows, null_chunk_rows and belongs_pix arrays represents same region)
-+ \param null_chunk_rows null data arrays of chunk_rows from analyzed raster bands
-+ \param row_size size of data in chunk_rows, null_chunk_rows and belongs_pix arrays
-+ \param f_cats_rasts_conds file which stores selected areas (conditions) from mapwindow see I_create_cat_rast() and I_pa
-+ \param fd_cats_rasts array of openedraster maps which represents all selected pixels for category
-+ \param region analysis region
-+
-+ \return 0 on success
-+ \return -1 on failure
-+*/
-+static inline int compute_scatts_from_chunk_row(struct Cell_head *region, struct scCats * scatt_conds,
-+ FILE ** f_cats_rasts_conds, struct rast_row * bands_rows,
-+ struct scCats * scatts, int * fd_cats_rasts)
-+{
-+
-+ int i_rows_pix, i_cat, i_scatt, n_a_scatts, n_pixs;
-+ int cat_id, scatt_plts_cat_idx, array_idx, max_arr_idx;
-+ char * b_1_null_row,* b_2_null_row;
-+ struct rast_row b_1_rast_row, b_2_rast_row;
-+ CELL * cat_rast_row;
-+
-+ struct scScatts * scatts_conds;
-+ struct scScatts * scatts_scatt_plts;
-+ struct scdScattData * conds;
-+
-+ struct Range b_1_range, b_2_range;
-+ int b_1_range_size;
-+
-+ int * scatts_bands;
-+ struct scdScattData ** scatts_arr;
-+
-+ CELL * b_1_row;
-+ CELL * b_2_row;
-+ unsigned char * i_scatt_conds;
-+
-+ int row_size = Rast_window_cols();
-+
-+ unsigned short * belongs_pix = (unsigned short *) G_malloc(row_size * sizeof(unsigned short));
-+ unsigned char * rast_pixs = (unsigned char *) G_malloc(row_size * sizeof(unsigned char));
-+ cat_rast_row = Rast_allocate_c_buf();
-+
-+
-+ for(i_cat = 0; i_cat < scatt_conds->n_a_cats; i_cat++)
-+ {
-+ scatts_conds = scatt_conds->cats_arr[i_cat];
-+
-+ cat_id = scatt_conds->cats_ids[i_cat];
-+
-+ scatt_plts_cat_idx = scatts->cats_idxs[cat_id];
-+ if(scatt_plts_cat_idx < 0)
-+ continue;
-+ scatts_scatt_plts = scatts->cats_arr[scatt_plts_cat_idx];
-+
-+ G_zero(belongs_pix, row_size * sizeof(unsigned short));
-+
-+ /* if category has no conditions defined, scatter plots without any constraint are computed (default scatter plots) */
-+ if(!scatts_conds->n_a_scatts && !f_cats_rasts_conds[i_cat]) {
-+ for(i_scatt = 0; i_scatt < scatts_scatt_plts->n_a_scatts; i_scatt++)
-+ {
-+ /* all pixels belongs */
-+ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
-+ belongs_pix[i_rows_pix] = 1;
-+ }
-+ }
-+ /* compute belonging pixels for defined conditions */
-+ else
-+ {
-+ scatts_bands = scatts_conds->scatts_bands;
-+
-+ /* check conditions from category raster condtitions file */
-+ if(f_cats_rasts_conds[i_cat]) {
-+ n_pixs = fread(rast_pixs, sizeof(unsigned char), (row_size)/sizeof(unsigned char), f_cats_rasts_conds[i_cat]);
-+
-+ if (ferror(f_cats_rasts_conds[i_cat]))
-+ {
-+ G_free(rast_pixs);
-+ G_free(belongs_pix);
-+ G_warning(_("Unable to read from category raster condtition file."));
-+ return -1;
-+ }
-+ if (n_pixs != n_pixs) {
-+ G_free(rast_pixs);
-+ G_free(belongs_pix);
-+ G_warning(_("Invalid size of category raster conditions file."));
-+ return -1;
-+
-+ }
-+
-+ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
-+ {
-+ if(rast_pixs[i_rows_pix] != 0 & 255)
-+ belongs_pix[i_rows_pix] = 1;
-+ }
-+ }
-+
-+ /* check condtions defined in scatter plots*/
-+ for(i_scatt = 0; i_scatt < scatts_conds->n_a_scatts; i_scatt++)
-+ {
-+ b_1_rast_row = bands_rows[scatts_bands[i_scatt * 2]];
-+ b_2_rast_row = bands_rows[scatts_bands[i_scatt * 2 + 1]];
-+
-+ b_1_row = b_1_rast_row.row;
-+ b_2_row = b_2_rast_row.row;
-+
-+ b_1_null_row = b_1_rast_row.null_row;
-+ b_2_null_row = b_2_rast_row.null_row;
-+
-+ b_1_range = b_1_rast_row.rast_range;
-+ b_2_range = b_2_rast_row.rast_range;
-+
-+ b_1_range_size = b_1_range.max - b_1_range.min + 1;
-+ max_arr_idx = (b_1_range.max - b_1_range.min + 1) * (b_2_range.max - b_2_range.min + 1);
-+
-+ i_scatt_conds = scatts_conds->scatts_arr[i_scatt]->b_conds_arr;
-+
-+ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
-+ {
-+ /* pixels already belongs to category from category raster conditions file or contains null value in one of the bands */
-+ if(belongs_pix[i_rows_pix] ||
-+ b_1_null_row[i_rows_pix] == 1 ||
-+ b_2_null_row[i_rows_pix] == 1)
-+ continue;
-+
-+ array_idx = b_1_row[i_rows_pix] - b_1_range.min + (b_2_row[i_rows_pix] - b_2_range.min) * b_1_range_size;
-+ if(array_idx < 0 || array_idx >= max_arr_idx) {
-+ G_warning ("Data inconsistent. Value computed for scatter plot is out of initialized range.");
-+ continue;
-+ }
-+ /* pixels meets condtion defined in scatter plot */
-+ if(i_scatt_conds[array_idx])
-+ belongs_pix[i_rows_pix] = 1;
-+ }
-+ }
-+ }
-+
-+ /* update category raster with belonging pixels */
-+ if(fd_cats_rasts[i_cat] >= 0) {
-+ Rast_set_null_value(cat_rast_row, Rast_window_cols(), CELL_TYPE);
-+
-+ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
-+ if(belongs_pix[i_rows_pix])
-+ cat_rast_row[i_rows_pix] = belongs_pix[i_rows_pix];
-+
-+ Rast_put_c_row (fd_cats_rasts[i_cat], cat_rast_row);
-+ }
-+
-+ /* update scatter plots with belonging pixels */
-+ update_cat_scatt_plts(bands_rows, belongs_pix, scatts_scatt_plts);
-+ }
-+
-+ G_free(cat_rast_row);
-+ G_free(rast_pixs);
-+ G_free(belongs_pix);
-+
-+ return 0;
-+}
-+
-+/*!
-+ \brief Get list if bands needed to be opened for analysis from scCats struct.
-+*/
-+static void get_needed_bands(struct scCats * cats, int * b_needed_bands)
-+{
-+ // results in b_needed_bands - array of bools - if item has value 1, band (defined by item index) is needed to be opened
-+ int i_cat, i_scatt, cat_id;
-+
-+ for(i_cat = 0; i_cat < cats->n_a_cats; i_cat++)
-+ {
-+ for(i_scatt = 0; i_scatt < cats->cats_arr[i_cat]->n_a_scatts; i_scatt++)
-+ {
-+ G_debug(3, "Active scatt %d in catt %d", i_scatt, i_cat);
-+
-+ b_needed_bands[cats->cats_arr[i_cat]->scatts_bands[i_scatt * 2]] = 1;
-+ b_needed_bands[cats->cats_arr[i_cat]->scatts_bands[i_scatt * 2 + 1]] = 1;
-+ }
-+ }
-+ return;
-+}
-+
-+/*!
-+ \brief Helper function for clean up.
-+*/
-+static void free_compute_scatts_data(int * fd_bands, struct rast_row * bands_rows, int n_a_bands, int * bands_ids,
-+ int * fd_cats_rasts, FILE ** f_cats_rasts_conds, int n_a_cats)
-+{
-+ int i, band_id;
-+
-+ for(i = 0; i < n_a_bands; i++)
-+ {
-+ band_id = bands_ids[i];
-+ if(band_id >= 0) {
-+ Rast_close(fd_bands[i]);
-+ G_free(bands_rows[band_id].row);
-+ G_free(bands_rows[band_id].null_row);
-+ }
-+ }
-+
-+ if(f_cats_rasts_conds)
-+ for(i = 0; i < n_a_cats; i++)
-+ if(f_cats_rasts_conds[i])
-+ fclose(f_cats_rasts_conds[i]);
-+
-+ if(fd_cats_rasts)
-+ for(i = 0; i < n_a_cats; i++)
-+ if(fd_cats_rasts[i] >= 0)
-+ Rast_close(fd_cats_rasts[i]);
-+
-+}
-+
-+/*!
-+ \brief Compute scatter plots data.
-+
-+ If category has not defined no category raster condition file and no scatter plot with consdtion,
-+ default scatter plot is computed.
-+
-+ \param region analysis region, beaware that all input data must be prepared for this region (bands (their ranges), cats_rasts_conds rasters...)
-+ \param region function calls Rast_set_window for this region
-+ \param scatt_conds pointer to scScatts struct of type SC_SCATT_CONDITIONS, where are stored selected areas (conditions) in scatter plots
-+ \param cats_rasts_conds paths to category raster conditions files representing selected areas (conditions) in rasters for every category
-+ \param cats_rasts_conds index in array represents corresponding category id
-+ \param cats_rasts_conds for manupulation with category raster conditions file see also I_id_scatt_to_bands() and I_insert_patch_to_cat_rast()
-+ \param bands names of analyzed bands, order of bands is defined by their id
-+ \param n_bands number of bands
-+ \param [out] scatts pointer to scScatts struct of type SC_SCATT_DATA, where are computed scatter plots stored
-+ \param [out] cats_rasts array of raster maps names where will be stored all selected pixels for every category
-+
-+ \return 0 on success
-+ \return -1 on failure
-+*/
-+int I_compute_scatts(struct Cell_head *region, struct scCats * scatt_conds, const char ** cats_rasts_conds,
-+ const char ** bands, int n_bands, struct scCats * scatts, const char ** cats_rasts)
-+{
-+ const char *mapset;
-+ char header[1024];
-+
-+ int fd_cats_rasts[scatt_conds->n_a_cats];
-+ FILE * f_cats_rasts_conds[scatt_conds->n_a_cats];
-+
-+ struct rast_row bands_rows[n_bands];
-+
-+ RASTER_MAP_TYPE data_type;
-+
-+ int nrows, i_band, n_a_bands, band_id,
-+ i, i_row, head_nchars, i_cat, id_cat;
-+
-+ int fd_bands[n_bands];
-+ int bands_ids[n_bands];
-+ int b_needed_bands[n_bands];
-+
-+ Rast_set_window(region);
-+
-+ for(i_band = 0; i_band < n_bands; i_band++)
-+ fd_bands[i_band] = -1;
-+
-+ for(i_band = 0; i_band < n_bands; i_band++)
-+ bands_ids[i_band] = -1;
-+
-+ if (n_bands != scatts->n_bands ||
-+ n_bands != scatt_conds->n_bands)
-+ return -1;
-+
-+ memset(b_needed_bands, 0, (size_t)n_bands * sizeof(int));
-+
-+ get_needed_bands(scatt_conds, &b_needed_bands[0]);
-+ get_needed_bands(scatts, &b_needed_bands[0]);
-+
-+ n_a_bands = 0;
-+
-+ /* open band rasters, which are needed for computation */
-+ for(band_id = 0; band_id < n_bands; band_id++)
-+ {
-+ if(b_needed_bands[band_id])
-+ {
-+ G_debug(3, "Opening raster no. %d with name: %s", band_id, bands[band_id]);
-+
-+ if ((mapset = G_find_raster2(bands[band_id],"")) == NULL) {
-+ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands,
-+ bands_ids, NULL, NULL, scatt_conds->n_a_cats);
-+ G_warning(_("Unbale to read find raster <%s>"), bands[band_id]);
-+ return -1;
-+ }
-+
-+ if ((fd_bands[n_a_bands] = Rast_open_old(bands[band_id], mapset)) < 0) {
-+ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands,
-+ bands_ids, NULL, NULL, scatt_conds->n_a_cats);
-+ G_warning(_("Unbale to open raster <%s>"), bands[band_id]);
-+ return -1;
-+ }
-+
-+ data_type = Rast_get_map_type(fd_bands[n_a_bands]);
-+ if(data_type != CELL_TYPE) {
-+ G_warning(_("Raster <%s> type is not <%s>"), bands[band_id], "CELL");
-+ return -1;
-+ }
-+
-+ bands_rows[band_id].row = Rast_allocate_c_buf();
-+ bands_rows[band_id].null_row = Rast_allocate_null_buf();
-+
-+ if(Rast_read_range(bands[band_id], mapset, &bands_rows[band_id].rast_range) != 1){
-+ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands,
-+ bands_ids, NULL, NULL, scatt_conds->n_a_cats);
-+ G_warning(_("Unable to read range of raster <%s>"), bands[band_id]);
-+ return -1;
-+ }
-+
-+ bands_ids[n_a_bands] = band_id;
-+ ++n_a_bands;
-+ }
-+ }
-+
-+ /* open category rasters condition files and category rasters */
-+ for(i_cat = 0; i_cat < scatts->n_a_cats; i_cat++)
-+ {
-+ id_cat = scatts->cats_ids[i_cat];
-+ if(cats_rasts[id_cat]) {
-+ fd_cats_rasts[i_cat] = Rast_open_new(cats_rasts[id_cat], CELL_TYPE);
-+ }
-+ else
-+ fd_cats_rasts[i_cat] = -1;
-+
-+ if(cats_rasts_conds[id_cat]) {
-+ f_cats_rasts_conds[i_cat] = fopen(cats_rasts_conds[id_cat], "r");
-+ if(!f_cats_rasts_conds[i_cat]) {
-+ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands, bands_ids,
-+ f_cats_rasts_conds, f_cats_rasts_conds, scatt_conds->n_a_cats);
-+ G_warning(_("Unable to open category raster condtition file <%s>"), bands[band_id]);
-+ return -1;
-+ }
-+ }
-+ else
-+ f_cats_rasts_conds[i_cat] = NULL;
-+ }
-+
-+ head_nchars = get_cat_rast_header(region, header);
-+ for(i_cat = 0; i_cat < scatt_conds->n_a_cats; i_cat++)
-+ if(f_cats_rasts_conds[i_cat])
-+ if( fseek(f_cats_rasts_conds[i_cat] , head_nchars, SEEK_SET) != 0) {
-+ G_warning(_("Corrupted category raster conditions file (fseek failed)"));
-+ return -1;
-+ }
-+
-+ nrows = Rast_window_rows();
-+
-+ /* analyze bands by rows */
-+ for (i_row = 0; i_row < nrows; i_row++)
-+ {
-+ for(i_band = 0; i_band < n_a_bands; i_band++)
-+ {
-+ band_id = bands_ids[i_band];
-+ Rast_get_c_row(fd_bands[i_band], bands_rows[band_id].row, i_row);
-+ Rast_get_null_value_row (fd_bands[i_band], bands_rows[band_id].null_row, i_row);
-+ }
-+ if(compute_scatts_from_chunk_row(region, scatt_conds, f_cats_rasts_conds, bands_rows, scatts, fd_cats_rasts) == -1)
-+ {
-+ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands, bands_ids, fd_cats_rasts,
-+ f_cats_rasts_conds, scatt_conds->n_a_cats);
-+ return -1;
-+ }
-+
-+ }
-+ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands, bands_ids,
-+ fd_cats_rasts, f_cats_rasts_conds, scatt_conds->n_a_cats);
-+ return 0;
-+}
-\ No newline at end of file
-Index: lib/imagery/scatt_sccats.c
-===================================================================
---- lib/imagery/scatt_sccats.c (revision 0)
-+++ lib/imagery/scatt_sccats.c (working copy)
-@@ -0,0 +1,405 @@
-+/*!
-+ \file lib/imagery/scatt_cat_rast.c
-+
-+ \brief Imagery library - functions for manipulation with scatter plot structs.
-+
-+ Copyright (C) 2013 by the GRASS Development Team
-+
-+ This program is free software under the GNU General Public License
-+ (>=v2). Read the file COPYING that comes with GRASS for details.
-+
-+ \author Stepan Turek <stepan.turek at seznam.cz> (Mentor: Martin Landa)
-+ */
-+
-+#include <grass/raster.h>
-+#include <grass/imagery.h>
-+#include <grass/gis.h>
-+
-+#include <stdio.h>
-+#include <stdlib.h>
-+#include <math.h>
-+#include <string.h>
-+
-+/*!
-+ \brief Compute band ids from scatter plot id.
-+
-+ Scatter plot id describes which bands defines the scatter plot.
-+
-+ Let say we have 3 bands, their ids are 0, 1 and 2.
-+ Scatter plot with id 0 consists of band 1 (b_1_id) 0 and band 2 (b_2_id) 1.
-+ All scatter plots:
-+ scatt_id b_1_id b_2_id
-+ 0 0 1
-+ 1 0 2
-+ 2 1 2
-+
-+ \param scatt_id scatter plot id
-+ \param n_bands number of bands
-+ \param [out] b_1_id id of band1
-+ \param[out] b_2_id id of band2
-+
-+ \return 0
-+ */
-+int I_id_scatt_to_bands(const int scatt_id, const int n_bands, int * b_1_id, int * b_2_id)
-+{
-+ int n_b1 = n_bands - 1;
-+
-+ * b_1_id = (int) ((2 * n_b1 + 1 - sqrt((double)((2 * n_b1 + 1) * (2 * n_b1 + 1) - 8 * scatt_id))) / 2);
-+
-+ * b_2_id = scatt_id - ((* b_1_id) * (2 * n_b1 + 1) - (* b_1_id) * (* b_1_id)) / 2 + (* b_1_id) + 1;
-+
-+ return 0;
-+}
-+
-+
-+/*!
-+ \brief Compute scatter plot id from band ids.
-+
-+ See also I_id_scatt_to_bands().
-+
-+ \param n_bands number of bands
-+ \param b_1_id id of band1
-+ \param b_1_id id of band2
-+ \param [out] scatt_id scatter plot id
-+
-+ \return 0
-+ */
-+int I_bands_to_id_scatt(const int b_1_id, const int b_2_id, const int n_bands, int * scatt_id)
-+{
-+ int n_b1 = n_bands - 1;
-+
-+ * scatt_id = (b_1_id * (2 * n_b1 + 1) - b_1_id * b_1_id) / 2 + b_2_id - b_1_id - 1;
-+
-+ return 0;
-+}
-+
-+/*!
-+ \brief Initialize structure for storing scatter plots data.
-+
-+ \param cats pointer to scCats struct
-+ \param n_bands number of bands
-+ \param type SC_SCATT_DATA - stores scatter plots
-+ \param type SC_SCATT_CONDITIONS - stores selected areas in scatter plots
-+ */
-+void I_sc_init_cats(struct scCats * cats, int n_bands, int type)
-+{
-+ int i_cat;
-+
-+ cats->type = type;
-+
-+ cats->n_cats = 100;
-+ cats->n_a_cats = 0;
-+
-+ cats->n_bands = n_bands;
-+ cats->n_scatts = (n_bands - 1) * n_bands / 2;
-+
-+ cats->cats_arr = (struct scScatts **) G_malloc(cats->n_cats * sizeof(struct scScatts *));
-+ memset(cats->cats_arr, 0, cats-> n_cats * sizeof(struct scScatts *));
-+
-+ cats->cats_ids = (int *) G_malloc(cats->n_cats * sizeof(int));
-+ cats->cats_idxs =(int *) G_malloc(cats->n_cats * sizeof(int));
-+
-+ for(i_cat = 0; i_cat < cats->n_cats; i_cat++)
-+ cats->cats_idxs[i_cat] = -1;
-+
-+ return;
-+}
-+
-+/*!
-+ \brief Free data of struct scCats, the structure itself remains alocated.
-+
-+ \param cats pointer to existing scCats struct
-+ */
-+void I_sc_free_cats(struct scCats * cats)
-+{
-+ int i_cat;
-+
-+ for(i_cat = 0; i_cat < cats->n_a_cats; i_cat++)
-+ {
-+ if(cats->cats_arr[i_cat])
-+ {
-+ G_free(cats->cats_arr[i_cat]->scatt_idxs);
-+ G_free(cats->cats_arr[i_cat]->scatts_bands);
-+ G_free(cats->cats_arr[i_cat]->scatts_arr);
-+ G_free(cats->cats_arr[i_cat]);
-+ }
-+ }
-+
-+ G_free(cats->cats_ids);
-+ G_free(cats->cats_idxs);
-+ G_free(cats->cats_arr);
-+
-+ cats->n_cats = 0;
-+ cats->n_a_cats = 0;
-+ cats->n_bands = 0;
-+ cats->n_scatts = 0;
-+ cats->type = -1;
-+
-+ return;
-+}
-+
-+#if 0
-+void I_sc_get_active_categories(int * a_cats_ids, int * n_a_cats, struct scCats * cats)
-+{
-+ a_cats_ids = cats->cats_ids;
-+ * n_a_cats = cats->n_a_cats;
-+}
-+#endif
-+
-+/*!
-+ \brief Add category.
-+
-+ Category represents group of scatter plots.
-+
-+ \param cats pointer to scCats struct
-+
-+ \return assigned category id (starts with 0)
-+ \return -1 if maximum nuber of categories was reached
-+ */
-+int I_sc_add_cat(struct scCats * cats)
-+{
-+ int i_scatt, i_cat_id, cat_id;
-+ int n_a_cats = cats->n_a_cats;
-+
-+ if(cats->n_a_cats >= cats->n_cats)
-+ return -1;
-+
-+ for(i_cat_id = 0; i_cat_id < cats->n_cats; i_cat_id++)
-+ if(cats->cats_idxs[i_cat_id] < 0) {
-+ cat_id = i_cat_id;
-+ break;
-+ }
-+
-+ cats->cats_ids[n_a_cats] = cat_id;
-+ cats->cats_idxs[cat_id] = n_a_cats;
-+
-+ cats->cats_arr[n_a_cats] = (struct scScatts *) G_malloc(sizeof(struct scScatts));
-+
-+ cats->cats_arr[n_a_cats]->scatts_arr = (struct scdScattData **) G_malloc(cats->n_scatts * sizeof(struct scdScattData *));
-+ memset((cats->cats_arr[n_a_cats]->scatts_arr), 0, cats->n_scatts * sizeof(struct scdScattData *));
-+
-+ cats->cats_arr[n_a_cats]->n_a_scatts = 0;
-+
-+ cats->cats_arr[n_a_cats]->scatts_bands = (int *) G_malloc(cats->n_scatts * 2 * sizeof(int));
-+
-+ cats->cats_arr[n_a_cats]->scatt_idxs = (int *) G_malloc(cats->n_scatts * sizeof(int));
-+ for(i_scatt = 0; i_scatt < cats->n_scatts; i_scatt++)
-+ cats->cats_arr[n_a_cats]->scatt_idxs[i_scatt] = -1;
-+
-+ ++cats->n_a_cats;
-+
-+ return cat_id;
-+}
-+
-+#if 0
-+int I_sc_delete_cat(struct scCats * cats, int cat_id)
-+{
-+ int cat_idx, i_cat;
-+
-+ if(cat_id < 0 || cat_id >= cats->n_cats)
-+ return -1;
-+
-+ cat_idx = cats->cats_idxs[cat_id];
-+ if(cat_idx < 0)
-+ return -1;
-+
-+ G_free(cats->cats_arr[cat_idx]->scatt_idxs);
-+ G_free(cats->cats_arr[cat_idx]->scatts_bands);
-+ G_free(cats->cats_arr[cat_idx]->scatts_arr);
-+ G_free(cats->cats_arr[cat_idx]);
-+
-+ for(i_cat = cat_idx; i_cat < cats->n_a_cats - 1; i_cat++)
-+ {
-+ cats->cats_arr[i_cat] = cats->cats_arr[i_cat + 1];
-+ cats->cats_ids[i_cat] = cats->cats_ids[i_cat + 1];
-+ }
-+ cats->cats_idxs[cat_id] = -1;
-+
-+ --cats->n_a_cats;
-+
-+ return 0;
-+}
-+#endif
-+
-+/*!
-+ \brief Insert scatter plot data .
-+ Inserted scatt_data struct must have same type as cats struct (SC_SCATT_DATA or SC_SCATT_CONDITIONS).
-+
-+ \param cats pointer to scCats struct
-+ \param cat_id id number of category.
-+ \param scatt_id id number of scatter plot.
-+
-+ \return 0 on success
-+ \return -1 on failure
-+ */
-+int I_sc_insert_scatt_data(struct scCats * cats, struct scdScattData * scatt_data, int cat_id, int scatt_id)
-+{
-+ int band_1, band_2, cat_idx, n_a_scatts;
-+ struct scScatts * scatts;
-+
-+ if(cat_id < 0 || cat_id >= cats->n_cats)
-+ return -1;
-+
-+ cat_idx = cats->cats_idxs[cat_id];
-+ if(cat_idx < 0)
-+ return -1;
-+
-+ if(scatt_id < 0 && scatt_id >= cats->n_scatts)
-+ return -1;
-+
-+ scatts = cats->cats_arr[cat_idx];
-+ if(scatts->scatt_idxs[scatt_id] >= 0)
-+ return -1;
-+
-+ if(!scatt_data->b_conds_arr && cats->type == SC_SCATT_CONDITIONS)
-+ return -1;
-+
-+ if(!scatt_data->scatt_vals_arr && cats->type == SC_SCATT_DATA)
-+ return -1;
-+
-+ n_a_scatts = scatts->n_a_scatts;
-+
-+ scatts->scatt_idxs[scatt_id] = n_a_scatts;
-+
-+ I_id_scatt_to_bands(scatt_id, cats->n_bands, &band_1, &band_2);
-+
-+ scatts->scatts_bands[n_a_scatts * 2] = band_1;
-+ scatts->scatts_bands[n_a_scatts * 2 + 1] = band_2;
-+
-+ scatts->scatts_arr[n_a_scatts] = scatt_data;
-+ ++scatts->n_a_scatts;
-+
-+ return 0;
-+}
-+
-+#if 0
-+int I_sc_remove_scatt_data(struct scCats * cats, struct scdScattData * scatt_data, int cat_id, int scatt_id)
-+{
-+ int cat_idx, scatt_idx, n_init_scatts, i_scatt;
-+ struct scScatts * scatts;
-+
-+ if(cat_id < 0 && cat_id >= cats->n_cats)
-+ return -1;
-+
-+ cat_idx = cats->cats_idxs[cat_id];
-+ if(cat_idx < 0)
-+ return -1;
-+
-+ if(scatt_id < 0 || scatt_id >= cats->n_scatts)
-+ return -1;
-+
-+ scatts = cats->cats_arr[cat_idx];
-+ if(scatts->scatt_idxs[scatt_id] < 0)
-+ return -1;
-+
-+ scatt_data = scatts->scatts_arr[scatt_idx];
-+
-+ for(i_scatt = scatt_idx; i_scatt < scatts->n_a_scatts - 1; i_scatt++)
-+ {
-+ scatts->scatts_arr[i_scatt] = scatts->scatts_arr[i_scatt + 1];
-+ scatts->scatts_bands[i_scatt * 2] = scatts->scatts_bands[(i_scatt + 1)* 2];
-+ scatts->scatts_bands[i_scatt * 2 + 1] = scatts->scatts_bands[(i_scatt + 1) * 2 + 1];
-+ }
-+ scatts->scatts_arr[scatts->n_a_scatts] = NULL;
-+
-+ scatts->scatt_idxs[scatt_id] = -1;
-+
-+ scatt_data = scatts->scatts_arr[scatt_id];
-+ scatts->n_a_scatts--;
-+
-+ return 0;
-+}
-+
-+int I_sc_set_value(struct scCats * cats, int cat_id, int scatt_id, int value_idx, int value)
-+{
-+ int n_a_scatts = cats->cats_arr[cat_id]->n_a_scatts;
-+ int cat_idx, scatt_idx, ret;
-+
-+ cat_idx = cats->cats_idxs[cat_id];
-+ if(cat_idx < 0)
-+ return -1;
-+
-+ if(cats->cats_arr[cat_idx]->scatt_idxs[scatt_id] < 0)
-+ return -1;
-+
-+ cat_idx = cats->cats_idxs[cat_id];
-+ scatt_idx = cats->cats_arr[cat_idx]->scatt_idxs[scatt_id];
-+
-+ I_scd_set_value(cats->cats_arr[cat_idx]->scatts_arr[scatt_idx], value_idx, value);
-+
-+ return 0;
-+}
-+#endif
-+
-+/*!
-+ \brief Insert scatter plot data.
-+
-+ \param scatt_data pointer to existing struct scdScattData
-+ \param type SC_SCATT_DATA for scatter plots or SC_SCATT_CONDITIONS for selected areas in scatter plot
-+ \param n_vals number of data values
-+ \param data array of values (unsigned char for SC_SCATT_CONDITIONS, unsigned int for SC_SCATT_DATA)
-+ */
-+void I_scd_init_scatt_data(struct scdScattData * scatt_data, int type, int n_vals, void * data)
-+{
-+ scatt_data->n_vals = n_vals;
-+
-+ if(type == SC_SCATT_DATA)
-+ {
-+ if(data)
-+ scatt_data->scatt_vals_arr = (unsigned int *) data;
-+ else {
-+ scatt_data->scatt_vals_arr = (unsigned int *) G_malloc(n_vals * sizeof(unsigned int));
-+ memset(scatt_data->scatt_vals_arr, 0, n_vals * sizeof(unsigned int));
-+ }
-+ scatt_data->b_conds_arr = NULL;
-+ }
-+ else if(type == SC_SCATT_CONDITIONS)
-+ {
-+ if(data)
-+ scatt_data->b_conds_arr = (unsigned char *) data;
-+ else {
-+ scatt_data->b_conds_arr = (unsigned char *) G_malloc(n_vals * sizeof(unsigned char));
-+ memset(scatt_data->b_conds_arr, 0, n_vals * sizeof(unsigned char));
-+ }
-+ scatt_data->scatt_vals_arr = NULL;
-+ }
-+
-+ return;
-+}
-+
-+
-+#if 0
-+void I_scd_get_range_min_max(struct scdScattData * scatt_data, CELL * band_1_min, CELL * band_1_max, CELL * band_2_min, CELL * band_2_max)
-+{
-+
-+ Rast_get_range_min_max(&(scatt_data->band_1_range), band_1_min, band_2_min);
-+ Rast_get_range_min_max(&(scatt_data->band_2_range), band_2_min, band_2_max);
-+
-+ return;
-+}
-+s
-+void * I_scd_get_data_ptr(struct scdScattData * scatt_data)
-+{
-+ if(!scatt_data->b_conds_arr)
-+ return scatt_data->b_conds_arr;
-+ else if(!scatt_data->scatt_vals_arr)
-+ return scatt_data->scatt_vals_arr;
-+
-+ return NULL;
-+}
-+
-+int I_scd_set_value(struct scdScattData * scatt_data, unsigned int val_idx, unsigned int val)
-+{
-+ if(val_idx < 0 && val_idx > scatt_data->n_vals)
-+ return -1;
-+
-+ if(scatt_data->b_conds_arr)
-+ scatt_data->b_conds_arr[val_idx] = val;
-+ else if(scatt_data->scatt_vals_arr)
-+ scatt_data->scatt_vals_arr[val_idx] = val;
-+ else
-+ return -1;
-+
-+ return 0;
-+}
-+#endif
+ /* sig.c */
+ int I_init_signatures(struct Signature *, int);
+ int I_new_signature(struct Signature *);
Index: include/imagery.h
===================================================================
---- include/imagery.h (revision 57599)
+--- include/imagery.h (revision 57601)
+++ include/imagery.h (working copy)
@@ -135,6 +135,56 @@
@@ -1236,50 +100,49 @@
#define SIGNATURE_TYPE_MIXED 1
#define GROUPFILE "CURGROUP"
-Index: include/defs/vedit.h
+Index: gui/icons/grass/polygon.png
===================================================================
---- include/defs/vedit.h (revision 57599)
-+++ include/defs/vedit.h (working copy)
-@@ -33,6 +33,8 @@
- int Vedit_merge_lines(struct Map_info *, struct ilist *);
-
- /* move.c */
-+int Vedit_move_areas(struct Map_info *, struct Map_info **, int,
-+ struct ilist *, double, double, double, int, double);
- int Vedit_move_lines(struct Map_info *, struct Map_info **, int,
- struct ilist *, double, double, double, int, double);
-
-Index: include/defs/imagery.h
+Cannot display: file marked as a binary type.
+svn:mime-type = application/octet-stream
+Index: gui/icons/grass/polygon.png
===================================================================
---- include/defs/imagery.h (revision 57599)
-+++ include/defs/imagery.h (working copy)
-@@ -110,6 +110,23 @@
- FILE *I_fopen_subgroup_ref_new(const char *, const char *);
- FILE *I_fopen_subgroup_ref_old(const char *, const char *);
-
-+/* scatt_plt.c */
-+void I_sc_init_cats(struct scCats *, int, int);
-+void I_sc_free_cats(struct scCats *);
-+int I_sc_add_cat(struct scCats *);
-+int I_sc_insert_scatt_data(struct scCats *, struct scdScattData *, int, int);
+--- gui/icons/grass/polygon.png (revision 57601)
++++ gui/icons/grass/polygon.png (working copy)
+
+Property changes on: gui/icons/grass/polygon.png
+___________________________________________________________________
+Added: svn:mime-type
+## -0,0 +1 ##
++application/octet-stream
+\ No newline at end of property
+Index: gui/wxpython/iclass/dialogs.py
+===================================================================
+--- gui/wxpython/iclass/dialogs.py (revision 57601)
++++ gui/wxpython/iclass/dialogs.py (working copy)
+@@ -333,13 +333,19 @@
+ toolbar.SetCategories(catNames = catNames, catIdx = cats)
+ if name in catNames:
+ toolbar.choice.SetStringSelection(name)
++ cat = toolbar.GetSelectedCategoryIdx()
+ elif catNames:
+ toolbar.choice.SetSelection(0)
+-
++ cat = toolbar.GetSelectedCategoryIdx()
++ else:
++ cat = None
+
-+void I_scd_init_scatt_data(struct scdScattData *, int, int, void *);
+ if toolbar.choice.IsEmpty():
+ toolbar.EnableControls(False)
+ else:
+ toolbar.EnableControls(True)
+
-+int I_compute_scatts(struct Cell_head *, struct scCats *, const char **,
-+ const char **, int, struct scCats *, const char **);
-+
-+int I_create_cat_rast(struct Cell_head *, const char *);
-+int I_insert_patch_to_cat_rast(const char *, struct Cell_head *, const char *);
-+
-+int I_id_scatt_to_bands(const int, const int, int *, int *);
-+int I_bands_to_id_scatt(const int, const int, const int, int *);
-+
- /* sig.c */
- int I_init_signatures(struct Signature *, int);
- int I_new_signature(struct Signature *);
++ self.mapWindow.CategoryChanged(cat)
+ # don't forget to update maps, histo, ...
+
+ def GetSelectedIndices(self, state = wx.LIST_STATE_SELECTED):
Index: gui/wxpython/iclass/toolbars.py
===================================================================
---- gui/wxpython/iclass/toolbars.py (revision 57599)
+--- gui/wxpython/iclass/toolbars.py (revision 57601)
+++ gui/wxpython/iclass/toolbars.py (working copy)
@@ -46,9 +46,7 @@
'importAreas' : MetaIcon(img = 'layer-import',
@@ -1315,7 +178,7 @@
self.parent.OnCategoryManager),
Index: gui/wxpython/iclass/frame.py
===================================================================
---- gui/wxpython/iclass/frame.py (revision 57599)
+--- gui/wxpython/iclass/frame.py (revision 57601)
+++ gui/wxpython/iclass/frame.py (working copy)
@@ -64,6 +64,8 @@
IClassExportAreasDialog, IClassMapDialog
@@ -1468,7 +331,7 @@
Index: gui/wxpython/iclass/plots.py
===================================================================
---- gui/wxpython/iclass/plots.py (revision 57599)
+--- gui/wxpython/iclass/plots.py (revision 57601)
+++ gui/wxpython/iclass/plots.py (working copy)
@@ -19,6 +19,7 @@
import wx.lib.plot as plot
@@ -1615,31 +478,52 @@
def DrawCoincidencePlots(self):
"""!Draw coincidence plots"""
for bandIdx in range(len(self.bandList)):
-Index: gui/wxpython/iclass/dialogs.py
+Index: gui/wxpython/mapdisp/toolbars.py
===================================================================
---- gui/wxpython/iclass/dialogs.py (revision 57599)
-+++ gui/wxpython/iclass/dialogs.py (working copy)
-@@ -333,13 +333,19 @@
- toolbar.SetCategories(catNames = catNames, catIdx = cats)
- if name in catNames:
- toolbar.choice.SetStringSelection(name)
-+ cat = toolbar.GetSelectedCategoryIdx()
- elif catNames:
- toolbar.choice.SetSelection(0)
--
-+ cat = toolbar.GetSelectedCategoryIdx()
-+ else:
-+ cat = None
+--- gui/wxpython/mapdisp/toolbars.py (revision 57601)
++++ gui/wxpython/mapdisp/toolbars.py (working copy)
+@@ -239,7 +239,8 @@
+ (MapIcons["scatter"], self.parent.OnScatterplot),
+ (MapIcons["histogram"], self.parent.OnHistogramPyPlot),
+ (BaseIcons["histogramD"], self.parent.OnHistogram),
+- (MapIcons["vnet"], self.parent.OnVNet)))
++ (MapIcons["vnet"], self.parent.OnVNet),
++ (MapIcons["scatter"], self.parent.OnScatterplot2)))
+
+ def OnDecoration(self, event):
+ """!Decorations overlay menu
+Index: gui/wxpython/mapdisp/frame.py
+===================================================================
+--- gui/wxpython/mapdisp/frame.py (revision 57601)
++++ gui/wxpython/mapdisp/frame.py (working copy)
+@@ -225,6 +225,7 @@
+ #
+ self.dialogs = {}
+ self.dialogs['attributes'] = None
++ self.dialogs['scatt_plot'] = None
+ self.dialogs['category'] = None
+ self.dialogs['barscale'] = None
+ self.dialogs['legend'] = None
+@@ -1168,6 +1169,19 @@
+ """!Returns toolbar with zooming tools"""
+ return self.toolbars['map']
+
++ def OnScatterplot2(self, event):
++ """!Init interactive scatterplot tools
++ """
++ if self.dialogs['scatt_plot']:
++ self.dialogs['scatt_plot'].Raise()
++ return
+
- if toolbar.choice.IsEmpty():
- toolbar.EnableControls(False)
- else:
- toolbar.EnableControls(True)
++ from scatt_plot.dialogs import ScattPlotMainDialog
++ self.dialogs['scatt_plot'] = ScattPlotMainDialog(parent=self, giface=self._giface)
++
++ self.dialogs['scatt_plot'].CenterOnScreen()
++ self.dialogs['scatt_plot'].Show()
+
-+ self.mapWindow.CategoryChanged(cat)
- # don't forget to update maps, histo, ...
-
- def GetSelectedIndices(self, state = wx.LIST_STATE_SELECTED):
+ def OnVNet(self, event):
+ """!Dialog for v.net* modules
+ """
Index: gui/wxpython/scatt_plot/gthreading.py
===================================================================
--- gui/wxpython/scatt_plot/gthreading.py (revision 0)
@@ -1938,7 +822,7 @@
===================================================================
--- gui/wxpython/scatt_plot/toolbars.py (revision 0)
+++ gui/wxpython/scatt_plot/toolbars.py (working copy)
-@@ -0,0 +1,212 @@
+@@ -0,0 +1,216 @@
+"""!
+ at package scatt_plot.toolbars
+
@@ -1987,11 +871,11 @@
+ 'selCatPol' : MetaIcon(img = 'polygon',
+ label = _('Select area with polygon')),
+ 'pan' : MetaIcon(img = 'pan',
-+ label = _('Pan'),
-+ desc = _('Pan scatter plot')),
++ label = _('Pan mode for scatter plots')),
+ 'zoomIn' : MetaIcon(img = 'zoom-in',
-+ label = _('Zoom'),
-+ desc = _('Zoom whith mouse wheel')),
++ label = _('Zoom mode for scatter plots (left mouse button, wheel)')),
++ 'zoomExtent' : MetaIcon(img = 'zoom-extent',
++ label = _('Zoom to scatter plot data extend mode (click on scatter plot for zooming to extend)')),
+ 'cats_mgr' : MetaIcon(img = 'table-manager',
+ label = _('Show/hide class manager'))
+ }
@@ -2009,6 +893,10 @@
+ ("zoom", icons["zoomIn"],
+ lambda event: self.SetPloltsMode(event, 'zoom'),
+ wx.ITEM_CHECK),
++ ("zoom_extend", icons["zoomExtent"],
++ lambda event: self.SetPloltsMode(event, 'zoom_extend'),
++ wx.ITEM_CHECK),
++ (None, ),
+ ('sel_pol_mode', icons['selCatPol'],
+ self.ActivateSelectionPolygonMode,
+ wx.ITEM_CHECK)
@@ -2138,7 +1026,7 @@
+
+ def ModeSet(self, mode):
+
-+ if mode in ['zoom', 'pan']:
++ if mode in ['zoom', 'pan', 'zoom_extend', None]:
+ self.UnsetMode()
+
+ def UnsetMode(self):
@@ -3702,7 +2590,7 @@
===================================================================
--- gui/wxpython/scatt_plot/plots.py (revision 0)
+++ gui/wxpython/scatt_plot/plots.py (working copy)
-@@ -0,0 +1,817 @@
+@@ -0,0 +1,824 @@
+"""!
+ at package scatt_plot.dialogs
+
@@ -3733,8 +2621,7 @@
+ matplotlib.use('WXAgg')
+ from matplotlib.figure import Figure
+ from matplotlib.backends.backend_wxagg import \
-+ FigureCanvasWxAgg as FigCanvas, \
-+ NavigationToolbar2WxAgg as NavigationToolbar
++ FigureCanvasWxAgg as FigCanvas
+ from matplotlib.lines import Line2D
+ from matplotlib.artist import Artist
+ from matplotlib.mlab import dist_point_to_segment
@@ -3745,12 +2632,9 @@
+except ImportError as e:
+ raise ImportError(_("Unable to import matplotlib (try to install it).\n%s") % e)
+
-+
+import grass.script as grass
+from grass.pydispatch.signal import Signal
+
-+#class PlotImages()?
-+
+class ScatterPlotWidget(wx.Panel):
+ def __init__(self, parent, scatt_id, scatt_mgr, transpose,
+ id = wx.ID_ANY):
@@ -3781,7 +2665,7 @@
+
+ self.plotClosed = Signal("ScatterPlotWidget.plotClosed")
+
-+ #self.contex_menu = ScatterPlotContextMenu(plot = self)
++ self.contex_menu = ScatterPlotContextMenu(plot = self)
+
+ self.ciddscroll = None
+
@@ -3801,8 +2685,10 @@
+ #
+ self.dpi = 100
+ self.fig = Figure((1.0, 1.0), dpi=self.dpi)
++ self.fig.autolayout = True
++
+ self.canvas = FigCanvas(self, -1, self.fig)
-+
++
+ self.axes = self.fig.add_axes([0,0,1,1])
+
+ pol = Polygon(list(zip([0], [0])), animated=True)
@@ -3815,8 +2701,6 @@
+ self.zoom_rect.set_visible(False)
+ self.axes.add_patch(self.zoom_rect)
+
-+ self.toolbar = NavigationToolbar(self.canvas)
-+
+ def ZoomToExtend(self):
+ if self.full_extend:
+ self.axes.axis(self.full_extend)
@@ -3827,12 +2711,26 @@
+ if mode == 'zoom':
+ self.ciddscroll = self.canvas.mpl_connect('scroll_event', self.ZoomWheel)
+ self.mode = 'zoom'
++ elif mode == 'zoom_extend':
++ self.mode = 'zoom_extend'
+ elif mode == 'pan':
-+ #self.toolbar.pan()
+ self.mode = 'pan'
+ elif mode:
+ self.polygon_drawer.SetMode(mode)
+
++ def SetSelectionPolygonMode(self, activate):
++ self.polygon_drawer.SetSelectionPolygonMode(activate)
++
++ def _deactivateMode(self):
++ self.mode = None
++ self.polygon_drawer.SetMode(None)
++
++ if self.ciddscroll:
++ self.canvas.mpl_disconnect(self.ciddscroll)
++
++ self.zoom_rect.set_visible(False)
++ self._stopCategoryEdit()
++
+ def GetCoords(self):
+
+ coords = self.polygon_drawer.GetCoords()
@@ -3850,21 +2748,6 @@
+ def SetEmpty(self):
+ return self.polygon_drawer.SetEmpty()
+
-+ def _deactivateMode(self):
-+
-+ #TODO do own pan
-+ #if self.toolbar._active == "PAN":
-+ self.mode = None
-+
-+ if self.toolbar._active == "ZOOM":
-+ self.toolbar.zoom()
-+
-+ if self.ciddscroll:
-+ self.canvas.mpl_disconnect(self.ciddscroll)
-+
-+ self.zoom_rect.set_visible(False)
-+ self._stopCategoryEdit()
-+
+ def OnRelease(self, event):
+ if not self.mode == "zoom": return
+ self.zoom_rect.set_visible(False)
@@ -3875,7 +2758,9 @@
+ 'on button press we will see if the mouse is over us and store some data'
+ if not event.inaxes:
+ return
-+
++ if self.mode == "zoom_extend":
++ self.ZoomToExtend()
++
+ if event.xdata and event.ydata:
+ self.zoom_wheel_coords = { 'x' : event.xdata, 'y' : event.ydata}
+ self.zoom_rect_coords = { 'x' : event.xdata, 'y' : event.ydata}
@@ -3896,7 +2781,6 @@
+
+ self.main_sizer = wx.BoxSizer(wx.VERTICAL)
+ self.main_sizer.Add(self.canvas, 1, wx.LEFT | wx.TOP | wx.GROW)
-+ #self.main_sizer.Add(self.toolbar, 0, wx.EXPAND)
+ self.SetSizer(self.main_sizer)
+ self.main_sizer.Fit(self)
+
@@ -3921,11 +2805,12 @@
+ p.join()
+
+ self.axes.clear()
++ self.axes.axis('equal')
++
+ img = imshow(self.axes, merged_img,
+ origin = 'lower',
-+ extent = self.full_extend,
+ interpolation='nearest',
-+ aspect = "auto")
++ aspect = "equal")
+
+ callafter_list.append([self.axes.draw_artist, [img]])
+ callafter_list.append([grass.try_remove, [merged_img.filename]])
@@ -4013,16 +2898,13 @@
+ cur_ylim = self.axes.get_ylim()
+
+ x1, y1 = event.xdata, event.ydata
-+ x2 = self.zoom_rect_coords['x']
-+ y2 = self.zoom_rect_coords['y']
++ x2 = deepcopy(self.zoom_rect_coords['x'])
++ y2 = deepcopy(self.zoom_rect_coords['y'])
+
-+ dx = abs(x1 - x2)
-+ dy = abs(y1 - y2)
++ self.axes.set_xlim(x1, x2)#, auto = True)
++ self.axes.set_ylim(y1, y2)#, auto = True)
++ self.canvas.draw()
+
-+
-+ self.axes.set_xlim(x1, x2)
-+ self.axes.set_ylim(y1, y2)
-+
+ def Motion(self, event):
+ self.PanMotion(event)
+ self.ZoomRectMotion(event)
@@ -4064,7 +2946,7 @@
+
+ self.zoom_rect.xy = ((x1, y1), (x1, y2), (x2, y2), (x2, y1), (x1, y1))
+
-+ self.axes.draw_artist(self.zoom_rect)
++ #self.axes.draw_artist(self.zoom_rect)
+ self.canvas.draw()
+
+class ScatterPlotContextMenu:
@@ -4122,7 +3004,7 @@
+ self.mode = None
+
+ if self.empty_pol:
-+ self.Show(False)
++ self._show(False)
+
+ #self.canvas.mpl_connect('draw_event', self.draw_callback)
+ self.canvas.mpl_connect('button_press_event', self.OnButtonPressed)
@@ -4133,6 +3015,19 @@
+ def SetMode(self, mode):
+ self.mode = mode
+
++ def SetSelectionPolygonMode(self, activate):
++
++ self.Show(activate)
++ if not activate and self.mode:
++ self.SetMode(None)
++
++ def Show(self, show):
++ if show:
++ if not self.empty_pol:
++ self._show(True)
++ else:
++ self._show(False)
++
+ def GetCoords(self):
+ if self.empty_pol:
+ return None
@@ -4145,9 +3040,9 @@
+
+ def _setEmptyPol(self, empty_pol):
+ self.empty_pol = empty_pol
-+ self.Show(not empty_pol)
++ self._show(not empty_pol)
+
-+ def Show(self, show):
++ def _show(self, show):
+
+ self.show = show
+
@@ -4225,7 +3120,7 @@
+
+ if len(self.pol.xy) <= 2:
+ self.empty_pol = True
-+ self.Show(False)
++ self._show(False)
+ return
+
+ coords = []
@@ -4270,7 +3165,7 @@
+ if self.empty_pol:
+ pt = (event.xdata, event.ydata)
+ self.pol.xy = np.array([pt, pt])
-+ self.Show(True)
++ self._show(True)
+ self.empty_pol = False
+ else:
+ self.pol.xy = np.array(
@@ -4525,7 +3420,7 @@
===================================================================
--- gui/wxpython/scatt_plot/controllers.py (revision 0)
+++ gui/wxpython/scatt_plot/controllers.py (working copy)
-@@ -0,0 +1,686 @@
+@@ -0,0 +1,685 @@
+"""!
+ at package scatt_plot.controllers
+
@@ -4819,6 +3714,11 @@
+
+ def ActivateSelectionPolygonMode(self, activate):
+ self.pol_sel_mode[0] = activate
++ for scatt in self.plots.itervalues():
++ scatt.SetSelectionPolygonMode(activate)
++ if not activate and self.plot_mode not in ['zoom', 'pan', 'zoom_extend']:
++ self.SetPlotsMode(None)
++
+ self.RenderScattPlts()
+ return activate
+
@@ -4861,12 +3761,6 @@
+ scatts_pols = scatts_polygons,
+ value = value)
+
-+ def SetPlotsEditingMode(self, mode):
-+
-+ self.pol_sel_mode[1] = mode
-+ for scatt in self.plots.itervalues():
-+ scatt.SetEditingMode(mode)
-+
+ def SetEditCatDataDone(self, event):
+
+ if event.exception:
@@ -5215,7 +4109,7 @@
\ No newline at end of file
Index: gui/wxpython/Makefile
===================================================================
---- gui/wxpython/Makefile (revision 57599)
+--- gui/wxpython/Makefile (revision 57601)
+++ gui/wxpython/Makefile (working copy)
@@ -13,7 +13,7 @@
$(wildcard animation/* core/*.py dbmgr/* gcp/*.py gmodeler/* \
@@ -5237,38 +4131,9 @@
DSTDIRS := $(patsubst %,$(ETCDIR)/%,icons scripts xml)
default: $(DSTFILES)
-Index: gui/wxpython/vdigit/toolbars.py
-===================================================================
---- gui/wxpython/vdigit/toolbars.py (revision 57599)
-+++ gui/wxpython/vdigit/toolbars.py (working copy)
-@@ -17,6 +17,7 @@
- import wx
-
- from grass.script import core as grass
-+from grass.pydispatch.signal import Signal
-
- from gui_core.toolbars import BaseToolbar, BaseIcons
- from gui_core.dialogs import CreateNewVector
-@@ -42,6 +43,8 @@
- self.digit = None
- self._giface = giface
-
-+ self.editingStarted = Signal("VDigitToolbar.editingStarted")
-+
- # currently selected map layer for editing (reference to MapLayer instance)
- self.mapLayer = None
- # list of vector layers from Layer Manager (only in the current mapset)
-@@ -860,6 +863,7 @@
- alpha = int(opacity * 255)
- self.digit.GetDisplay().UpdateSettings(alpha = alpha)
-
-+ self.editingStarted.emit(vectMap = mapLayer.GetName(), digit = self.digit)
- return True
-
- def StopEditing(self):
Index: gui/wxpython/vdigit/wxdigit.py
===================================================================
---- gui/wxpython/vdigit/wxdigit.py (revision 57599)
+--- gui/wxpython/vdigit/wxdigit.py (revision 57601)
+++ gui/wxpython/vdigit/wxdigit.py (working copy)
@@ -17,7 +17,7 @@
(and NumPy would be an excellent candidate for acceleration via
@@ -5786,64 +4651,1209 @@
return 1
def GetLineCats(self, line):
-Index: gui/wxpython/mapdisp/toolbars.py
+Index: gui/wxpython/vdigit/toolbars.py
===================================================================
---- gui/wxpython/mapdisp/toolbars.py (revision 57599)
-+++ gui/wxpython/mapdisp/toolbars.py (working copy)
-@@ -239,7 +239,8 @@
- (MapIcons["scatter"], self.parent.OnScatterplot),
- (MapIcons["histogram"], self.parent.OnHistogramPyPlot),
- (BaseIcons["histogramD"], self.parent.OnHistogram),
-- (MapIcons["vnet"], self.parent.OnVNet)))
-+ (MapIcons["vnet"], self.parent.OnVNet),
-+ (MapIcons["scatter"], self.parent.OnScatterplot2)))
+--- gui/wxpython/vdigit/toolbars.py (revision 57601)
++++ gui/wxpython/vdigit/toolbars.py (working copy)
+@@ -17,6 +17,7 @@
+ import wx
+
+ from grass.script import core as grass
++from grass.pydispatch.signal import Signal
+
+ from gui_core.toolbars import BaseToolbar, BaseIcons
+ from gui_core.dialogs import CreateNewVector
+@@ -42,6 +43,8 @@
+ self.digit = None
+ self._giface = giface
- def OnDecoration(self, event):
- """!Decorations overlay menu
-Index: gui/wxpython/mapdisp/frame.py
++ self.editingStarted = Signal("VDigitToolbar.editingStarted")
++
+ # currently selected map layer for editing (reference to MapLayer instance)
+ self.mapLayer = None
+ # list of vector layers from Layer Manager (only in the current mapset)
+@@ -860,6 +863,7 @@
+ alpha = int(opacity * 255)
+ self.digit.GetDisplay().UpdateSettings(alpha = alpha)
+
++ self.editingStarted.emit(vectMap = mapLayer.GetName(), digit = self.digit)
+ return True
+
+ def StopEditing(self):
+Index: lib/vector/Vlib/open.c
===================================================================
---- gui/wxpython/mapdisp/frame.py (revision 57599)
-+++ gui/wxpython/mapdisp/frame.py (working copy)
-@@ -225,6 +225,7 @@
- #
- self.dialogs = {}
- self.dialogs['attributes'] = None
-+ self.dialogs['scatt_plot'] = None
- self.dialogs['category'] = None
- self.dialogs['barscale'] = None
- self.dialogs['legend'] = None
-@@ -1168,6 +1169,19 @@
- """!Returns toolbar with zooming tools"""
- return self.toolbars['map']
-
-+ def OnScatterplot2(self, event):
-+ """!Init interactive scatterplot tools
-+ """
-+ if self.dialogs['scatt_plot']:
-+ self.dialogs['scatt_plot'].Raise()
-+ return
+--- lib/vector/Vlib/open.c (revision 57601)
++++ lib/vector/Vlib/open.c (working copy)
+@@ -240,7 +240,9 @@
+ }
+ else {
+ char file_path[GPATH_MAX];
+-
++ /* reduce to current mapset if search path was set */
++ if(strcmp(Map->mapset, "") == 0)
++ Map->mapset = G_store(G_mapset());
+ /* temporary map: reduce to current mapset if search path
+ * was set */
+ if (strcmp(Map->mapset, "") == 0)
+Index: lib/imagery/scatt_sccats.c
+===================================================================
+--- lib/imagery/scatt_sccats.c (revision 0)
++++ lib/imagery/scatt_sccats.c (working copy)
+@@ -0,0 +1,405 @@
++/*!
++ \file lib/imagery/scatt_cat_rast.c
+
-+ from scatt_plot.dialogs import ScattPlotMainDialog
-+ self.dialogs['scatt_plot'] = ScattPlotMainDialog(parent=self, giface=self._giface)
++ \brief Imagery library - functions for manipulation with scatter plot structs.
++
++ Copyright (C) 2013 by the GRASS Development Team
++
++ This program is free software under the GNU General Public License
++ (>=v2). Read the file COPYING that comes with GRASS for details.
++
++ \author Stepan Turek <stepan.turek at seznam.cz> (Mentor: Martin Landa)
++ */
++
++#include <grass/raster.h>
++#include <grass/imagery.h>
++#include <grass/gis.h>
++
++#include <stdio.h>
++#include <stdlib.h>
++#include <math.h>
++#include <string.h>
++
++/*!
++ \brief Compute band ids from scatter plot id.
++
++ Scatter plot id describes which bands defines the scatter plot.
++
++ Let say we have 3 bands, their ids are 0, 1 and 2.
++ Scatter plot with id 0 consists of band 1 (b_1_id) 0 and band 2 (b_2_id) 1.
++ All scatter plots:
++ scatt_id b_1_id b_2_id
++ 0 0 1
++ 1 0 2
++ 2 1 2
++
++ \param scatt_id scatter plot id
++ \param n_bands number of bands
++ \param [out] b_1_id id of band1
++ \param[out] b_2_id id of band2
++
++ \return 0
++ */
++int I_id_scatt_to_bands(const int scatt_id, const int n_bands, int * b_1_id, int * b_2_id)
++{
++ int n_b1 = n_bands - 1;
++
++ * b_1_id = (int) ((2 * n_b1 + 1 - sqrt((double)((2 * n_b1 + 1) * (2 * n_b1 + 1) - 8 * scatt_id))) / 2);
++
++ * b_2_id = scatt_id - ((* b_1_id) * (2 * n_b1 + 1) - (* b_1_id) * (* b_1_id)) / 2 + (* b_1_id) + 1;
++
++ return 0;
++}
++
++
++/*!
++ \brief Compute scatter plot id from band ids.
++
++ See also I_id_scatt_to_bands().
++
++ \param n_bands number of bands
++ \param b_1_id id of band1
++ \param b_1_id id of band2
++ \param [out] scatt_id scatter plot id
++
++ \return 0
++ */
++int I_bands_to_id_scatt(const int b_1_id, const int b_2_id, const int n_bands, int * scatt_id)
++{
++ int n_b1 = n_bands - 1;
++
++ * scatt_id = (b_1_id * (2 * n_b1 + 1) - b_1_id * b_1_id) / 2 + b_2_id - b_1_id - 1;
++
++ return 0;
++}
++
++/*!
++ \brief Initialize structure for storing scatter plots data.
++
++ \param cats pointer to scCats struct
++ \param n_bands number of bands
++ \param type SC_SCATT_DATA - stores scatter plots
++ \param type SC_SCATT_CONDITIONS - stores selected areas in scatter plots
++ */
++void I_sc_init_cats(struct scCats * cats, int n_bands, int type)
++{
++ int i_cat;
++
++ cats->type = type;
++
++ cats->n_cats = 100;
++ cats->n_a_cats = 0;
++
++ cats->n_bands = n_bands;
++ cats->n_scatts = (n_bands - 1) * n_bands / 2;
++
++ cats->cats_arr = (struct scScatts **) G_malloc(cats->n_cats * sizeof(struct scScatts *));
++ memset(cats->cats_arr, 0, cats-> n_cats * sizeof(struct scScatts *));
++
++ cats->cats_ids = (int *) G_malloc(cats->n_cats * sizeof(int));
++ cats->cats_idxs =(int *) G_malloc(cats->n_cats * sizeof(int));
++
++ for(i_cat = 0; i_cat < cats->n_cats; i_cat++)
++ cats->cats_idxs[i_cat] = -1;
++
++ return;
++}
++
++/*!
++ \brief Free data of struct scCats, the structure itself remains alocated.
++
++ \param cats pointer to existing scCats struct
++ */
++void I_sc_free_cats(struct scCats * cats)
++{
++ int i_cat;
++
++ for(i_cat = 0; i_cat < cats->n_a_cats; i_cat++)
++ {
++ if(cats->cats_arr[i_cat])
++ {
++ G_free(cats->cats_arr[i_cat]->scatt_idxs);
++ G_free(cats->cats_arr[i_cat]->scatts_bands);
++ G_free(cats->cats_arr[i_cat]->scatts_arr);
++ G_free(cats->cats_arr[i_cat]);
++ }
++ }
++
++ G_free(cats->cats_ids);
++ G_free(cats->cats_idxs);
++ G_free(cats->cats_arr);
++
++ cats->n_cats = 0;
++ cats->n_a_cats = 0;
++ cats->n_bands = 0;
++ cats->n_scatts = 0;
++ cats->type = -1;
++
++ return;
++}
++
++#if 0
++void I_sc_get_active_categories(int * a_cats_ids, int * n_a_cats, struct scCats * cats)
++{
++ a_cats_ids = cats->cats_ids;
++ * n_a_cats = cats->n_a_cats;
++}
++#endif
++
++/*!
++ \brief Add category.
++
++ Category represents group of scatter plots.
++
++ \param cats pointer to scCats struct
++
++ \return assigned category id (starts with 0)
++ \return -1 if maximum nuber of categories was reached
++ */
++int I_sc_add_cat(struct scCats * cats)
++{
++ int i_scatt, i_cat_id, cat_id;
++ int n_a_cats = cats->n_a_cats;
++
++ if(cats->n_a_cats >= cats->n_cats)
++ return -1;
++
++ for(i_cat_id = 0; i_cat_id < cats->n_cats; i_cat_id++)
++ if(cats->cats_idxs[i_cat_id] < 0) {
++ cat_id = i_cat_id;
++ break;
++ }
++
++ cats->cats_ids[n_a_cats] = cat_id;
++ cats->cats_idxs[cat_id] = n_a_cats;
++
++ cats->cats_arr[n_a_cats] = (struct scScatts *) G_malloc(sizeof(struct scScatts));
++
++ cats->cats_arr[n_a_cats]->scatts_arr = (struct scdScattData **) G_malloc(cats->n_scatts * sizeof(struct scdScattData *));
++ memset((cats->cats_arr[n_a_cats]->scatts_arr), 0, cats->n_scatts * sizeof(struct scdScattData *));
++
++ cats->cats_arr[n_a_cats]->n_a_scatts = 0;
++
++ cats->cats_arr[n_a_cats]->scatts_bands = (int *) G_malloc(cats->n_scatts * 2 * sizeof(int));
++
++ cats->cats_arr[n_a_cats]->scatt_idxs = (int *) G_malloc(cats->n_scatts * sizeof(int));
++ for(i_scatt = 0; i_scatt < cats->n_scatts; i_scatt++)
++ cats->cats_arr[n_a_cats]->scatt_idxs[i_scatt] = -1;
++
++ ++cats->n_a_cats;
++
++ return cat_id;
++}
++
++#if 0
++int I_sc_delete_cat(struct scCats * cats, int cat_id)
++{
++ int cat_idx, i_cat;
++
++ if(cat_id < 0 || cat_id >= cats->n_cats)
++ return -1;
++
++ cat_idx = cats->cats_idxs[cat_id];
++ if(cat_idx < 0)
++ return -1;
++
++ G_free(cats->cats_arr[cat_idx]->scatt_idxs);
++ G_free(cats->cats_arr[cat_idx]->scatts_bands);
++ G_free(cats->cats_arr[cat_idx]->scatts_arr);
++ G_free(cats->cats_arr[cat_idx]);
++
++ for(i_cat = cat_idx; i_cat < cats->n_a_cats - 1; i_cat++)
++ {
++ cats->cats_arr[i_cat] = cats->cats_arr[i_cat + 1];
++ cats->cats_ids[i_cat] = cats->cats_ids[i_cat + 1];
++ }
++ cats->cats_idxs[cat_id] = -1;
++
++ --cats->n_a_cats;
++
++ return 0;
++}
++#endif
++
++/*!
++ \brief Insert scatter plot data .
++ Inserted scatt_data struct must have same type as cats struct (SC_SCATT_DATA or SC_SCATT_CONDITIONS).
++
++ \param cats pointer to scCats struct
++ \param cat_id id number of category.
++ \param scatt_id id number of scatter plot.
++
++ \return 0 on success
++ \return -1 on failure
++ */
++int I_sc_insert_scatt_data(struct scCats * cats, struct scdScattData * scatt_data, int cat_id, int scatt_id)
++{
++ int band_1, band_2, cat_idx, n_a_scatts;
++ struct scScatts * scatts;
++
++ if(cat_id < 0 || cat_id >= cats->n_cats)
++ return -1;
++
++ cat_idx = cats->cats_idxs[cat_id];
++ if(cat_idx < 0)
++ return -1;
++
++ if(scatt_id < 0 && scatt_id >= cats->n_scatts)
++ return -1;
++
++ scatts = cats->cats_arr[cat_idx];
++ if(scatts->scatt_idxs[scatt_id] >= 0)
++ return -1;
++
++ if(!scatt_data->b_conds_arr && cats->type == SC_SCATT_CONDITIONS)
++ return -1;
++
++ if(!scatt_data->scatt_vals_arr && cats->type == SC_SCATT_DATA)
++ return -1;
++
++ n_a_scatts = scatts->n_a_scatts;
++
++ scatts->scatt_idxs[scatt_id] = n_a_scatts;
++
++ I_id_scatt_to_bands(scatt_id, cats->n_bands, &band_1, &band_2);
++
++ scatts->scatts_bands[n_a_scatts * 2] = band_1;
++ scatts->scatts_bands[n_a_scatts * 2 + 1] = band_2;
++
++ scatts->scatts_arr[n_a_scatts] = scatt_data;
++ ++scatts->n_a_scatts;
++
++ return 0;
++}
++
++#if 0
++int I_sc_remove_scatt_data(struct scCats * cats, struct scdScattData * scatt_data, int cat_id, int scatt_id)
++{
++ int cat_idx, scatt_idx, n_init_scatts, i_scatt;
++ struct scScatts * scatts;
++
++ if(cat_id < 0 && cat_id >= cats->n_cats)
++ return -1;
++
++ cat_idx = cats->cats_idxs[cat_id];
++ if(cat_idx < 0)
++ return -1;
++
++ if(scatt_id < 0 || scatt_id >= cats->n_scatts)
++ return -1;
++
++ scatts = cats->cats_arr[cat_idx];
++ if(scatts->scatt_idxs[scatt_id] < 0)
++ return -1;
++
++ scatt_data = scatts->scatts_arr[scatt_idx];
++
++ for(i_scatt = scatt_idx; i_scatt < scatts->n_a_scatts - 1; i_scatt++)
++ {
++ scatts->scatts_arr[i_scatt] = scatts->scatts_arr[i_scatt + 1];
++ scatts->scatts_bands[i_scatt * 2] = scatts->scatts_bands[(i_scatt + 1)* 2];
++ scatts->scatts_bands[i_scatt * 2 + 1] = scatts->scatts_bands[(i_scatt + 1) * 2 + 1];
++ }
++ scatts->scatts_arr[scatts->n_a_scatts] = NULL;
++
++ scatts->scatt_idxs[scatt_id] = -1;
++
++ scatt_data = scatts->scatts_arr[scatt_id];
++ scatts->n_a_scatts--;
++
++ return 0;
++}
++
++int I_sc_set_value(struct scCats * cats, int cat_id, int scatt_id, int value_idx, int value)
++{
++ int n_a_scatts = cats->cats_arr[cat_id]->n_a_scatts;
++ int cat_idx, scatt_idx, ret;
++
++ cat_idx = cats->cats_idxs[cat_id];
++ if(cat_idx < 0)
++ return -1;
++
++ if(cats->cats_arr[cat_idx]->scatt_idxs[scatt_id] < 0)
++ return -1;
++
++ cat_idx = cats->cats_idxs[cat_id];
++ scatt_idx = cats->cats_arr[cat_idx]->scatt_idxs[scatt_id];
++
++ I_scd_set_value(cats->cats_arr[cat_idx]->scatts_arr[scatt_idx], value_idx, value);
++
++ return 0;
++}
++#endif
++
++/*!
++ \brief Insert scatter plot data.
++
++ \param scatt_data pointer to existing struct scdScattData
++ \param type SC_SCATT_DATA for scatter plots or SC_SCATT_CONDITIONS for selected areas in scatter plot
++ \param n_vals number of data values
++ \param data array of values (unsigned char for SC_SCATT_CONDITIONS, unsigned int for SC_SCATT_DATA)
++ */
++void I_scd_init_scatt_data(struct scdScattData * scatt_data, int type, int n_vals, void * data)
++{
++ scatt_data->n_vals = n_vals;
++
++ if(type == SC_SCATT_DATA)
++ {
++ if(data)
++ scatt_data->scatt_vals_arr = (unsigned int *) data;
++ else {
++ scatt_data->scatt_vals_arr = (unsigned int *) G_malloc(n_vals * sizeof(unsigned int));
++ memset(scatt_data->scatt_vals_arr, 0, n_vals * sizeof(unsigned int));
++ }
++ scatt_data->b_conds_arr = NULL;
++ }
++ else if(type == SC_SCATT_CONDITIONS)
++ {
++ if(data)
++ scatt_data->b_conds_arr = (unsigned char *) data;
++ else {
++ scatt_data->b_conds_arr = (unsigned char *) G_malloc(n_vals * sizeof(unsigned char));
++ memset(scatt_data->b_conds_arr, 0, n_vals * sizeof(unsigned char));
++ }
++ scatt_data->scatt_vals_arr = NULL;
++ }
++
++ return;
++}
++
++
++#if 0
++void I_scd_get_range_min_max(struct scdScattData * scatt_data, CELL * band_1_min, CELL * band_1_max, CELL * band_2_min, CELL * band_2_max)
++{
++
++ Rast_get_range_min_max(&(scatt_data->band_1_range), band_1_min, band_2_min);
++ Rast_get_range_min_max(&(scatt_data->band_2_range), band_2_min, band_2_max);
++
++ return;
++}
++s
++void * I_scd_get_data_ptr(struct scdScattData * scatt_data)
++{
++ if(!scatt_data->b_conds_arr)
++ return scatt_data->b_conds_arr;
++ else if(!scatt_data->scatt_vals_arr)
++ return scatt_data->scatt_vals_arr;
++
++ return NULL;
++}
++
++int I_scd_set_value(struct scdScattData * scatt_data, unsigned int val_idx, unsigned int val)
++{
++ if(val_idx < 0 && val_idx > scatt_data->n_vals)
++ return -1;
++
++ if(scatt_data->b_conds_arr)
++ scatt_data->b_conds_arr[val_idx] = val;
++ else if(scatt_data->scatt_vals_arr)
++ scatt_data->scatt_vals_arr[val_idx] = val;
++ else
++ return -1;
++
++ return 0;
++}
++#endif
+Index: lib/imagery/scatt.c
+===================================================================
+--- lib/imagery/scatt.c (revision 0)
++++ lib/imagery/scatt.c (working copy)
+@@ -0,0 +1,746 @@
++/*!
++ \file lib/imagery/scatt.c
++
++ \brief Imagery library - functions for wx Scatter Plot Tool.
++
++ Low level functions used by wx Scatter Plot Tool.
++
++ Copyright (C) 2013 by the GRASS Development Team
++
++ This program is free software under the GNU General Public License
++ (>=v2). Read the file COPYING that comes with GRASS for details.
++
++ \author Stepan Turek <stepan.turek at seznam.cz> (Mentor: Martin Landa)
++ */
++
++#include <grass/raster.h>
++#include <grass/imagery.h>
++#include <grass/gis.h>
++#include <grass/glocale.h>
++
++#include <stdio.h>
++#include <stdlib.h>
++#include <math.h>
++#include <string.h>
++
++
++struct rast_row
++{
++ CELL * row;
++ char * null_row;
++ struct Range rast_range; /*Range of whole raster.*/
++};
++
++/*!
++ \brief Create pgm header.
++
++ Scatter plot internally generates pgm files. These pgms have header in format created by this function.
++
++ \param region region to be pgm header generated for
++ \param [out] header header of pgm file
++ */
++static int get_cat_rast_header(struct Cell_head * region, char * header){
++ return sprintf(header, "P5\n%d\n%d\n1\n", region->cols, region->rows);
++}
++
++/*!
++ \brief Create category raster conditions file.
++
++ \param cat_rast_region region to be file generated for
++ \param cat_rast path of generated category raster file
++ */
++int I_create_cat_rast(struct Cell_head * cat_rast_region, const char * cat_rast)
++{
++ FILE * f_cat_rast;
++ char cat_rast_header[1024];//TODO magic number
++ int i_row, i_col;
++ int head_nchars;
++
++ unsigned char * row_data;
++
++ f_cat_rast = fopen(cat_rast, "wb");
++ if(!f_cat_rast) {
++ G_warning("Unable to create category raster condition file <%s>.", cat_rast);
++ return -1;
++ }
++
++ head_nchars = get_cat_rast_header(cat_rast_region, cat_rast_header);
++
++ fwrite(cat_rast_header, sizeof(char), head_nchars/sizeof(char), f_cat_rast);
++ if (ferror(f_cat_rast)){
++ fclose(f_cat_rast);
++ G_warning(_("Unable to write header into category raster condition file <%s>."), cat_rast);
++ return -1;
++ }
++
++ row_data = (unsigned char *) G_malloc(cat_rast_region->cols * sizeof(unsigned char));
++ for(i_col = 0; i_col < cat_rast_region->cols; i_col++)
++ row_data[i_col] = 0 & 255;
++
++ for(i_row = 0; i_row < cat_rast_region->rows; i_row++) {
++ fwrite(row_data, sizeof(unsigned char), (cat_rast_region->cols)/sizeof(unsigned char), f_cat_rast);
++ if (ferror(f_cat_rast))
++ {
++ fclose(f_cat_rast);
++ G_warning(_("Unable to write into category raster condition file <%s>."), cat_rast);
++ return -1;
++ }
++ }
++
++ fclose(f_cat_rast);
++ return 0;
++}
++
++static int print_reg(struct Cell_head * intersec, const char * pref, int dbg_level)
++{
++ G_debug(dbg_level, "%s:\n n:%f\ns:%f\ne:%f\nw:%f\nns_res:%f\new_res:%f", pref, intersec->north, intersec->south,
++ intersec->east, intersec->west, intersec->ns_res, intersec->ew_res);
++}
++
++/*!
++ \brief Find intersection region of two regions.
++
++ \param A pointer to intersected region
++ \param B pointer to intersected region
++ \param [out] intersec pointer to intersection region of regions A B (relevant params of the region are: south, north, east, west)
++
++ \return 0 if interection exists
++ \return -1 if regions does not intersect
++ */
++static int regions_intersecion(struct Cell_head * A, struct Cell_head * B, struct Cell_head * intersec)
++{
++
++ if(B->north < A->south) return -1;
++ else if(B->north > A->north) intersec->north = A->north;
++ else intersec->north = B->north;
++
++ if(B->south > A->north) return -1;
++ else if(B->south < A->south) intersec->south = A->south;
++ else intersec->south = B->south;
++
++ if(B->east < A->west) return -1;
++ else if(B->east > A->east) intersec->east = A->east;
++ else intersec->east = B->east;
++
++ if(B->west > A->east) return -1;
++ else if(B->west < A->west) intersec->west = A->west;
++ else intersec->west = B->west;
++
++ if(intersec->north == intersec->south) return -1;
++
++ if(intersec->east == intersec->west) return -1;
++
++ return 0;
++
++}
++
++/*!
++ \brief Get rows and cols numbers, which defines intersection of the regions.
++
++ \param A pointer to intersected region
++ \param B pointer to intersected region (A and B must have same resolution)
++ \param [out] A_bounds rows and cols numbers of A stored in south, north, east, west, which defines intersection of A and B
++ \param [out] B_bounds rows and cols numbers of B stored in south, north, east, west, which defines intersection of A and B
++
++ \return 0 if interection exists
++ \return -1 if regions do not intersect
++ \return -2 resolution of regions is not same
++*/
++static int get_rows_and_cols_bounds(struct Cell_head * A, struct Cell_head * B, struct Cell_head * A_bounds, struct Cell_head * B_bounds)
++{
++ float ns_res, ew_res;
++
++ struct Cell_head intersec;
++
++ /* TODO is it right check? */
++ if(abs(A->ns_res - B->ns_res) > GRASS_EPSILON) {
++ G_debug(0, "'get_rows_and_cols_bounds' ns_res does not fit, A->ns_res: %f B->ns_res: %f", A->ns_res, B->ns_res);
++ return -2;
++ }
++
++ if(abs(A->ew_res - B->ew_res) > GRASS_EPSILON) {
++ G_debug(0, "'get_rows_and_cols_bounds' ew_res does not fit, A->ew_res: %f B->ew_res: %f", A->ew_res, B->ew_res);
++ return -2;
++ }
++
++ ns_res = A->ns_res;
++ ew_res = A->ew_res;
++
++ if(regions_intersecion(A, B, &intersec) == -1)
++ return -1;
++
++ A_bounds->north = ceil((A->north - intersec.north - ns_res * 0.5) / ns_res);
++ A_bounds->south = ceil((A->north - intersec.south - ns_res * 0.5) / ns_res);
++
++ A_bounds->east = ceil((intersec.east - A->west - ew_res * 0.5) / ew_res);
++ A_bounds->west = ceil((intersec.west - A->west - ew_res * 0.5) / ew_res);
++
++ B_bounds->north = ceil((B->north - intersec.north - ns_res * 0.5) / ns_res);
++ B_bounds->south = ceil((B->north - intersec.south - ns_res * 0.5) / ns_res);
++
++ B_bounds->east = ceil((intersec.east - B->west - ew_res * 0.5) / ew_res);
++ B_bounds->west = ceil((intersec.west - B->west - ew_res * 0.5) / ew_res);
++
++ return 0;
++}
++
++/*!
++ \brief Insert raster map patch into pgm file.
++
++ \param patch_rast name of raster map
++ \param cat_rast_region region of category raster file
++ \param cat_rast path to category raster file
++
++ \return 0 on success
++ \return -1 on failure
++*/
++int I_insert_patch_to_cat_rast(const char * patch_rast, struct Cell_head * cat_rast_region, const char * cat_rast)
++{
++
++ FILE * f_cat_rast;
++ struct Cell_head patch_region, patch_bounds, cat_rast_bounds;
++ char cat_rast_header[1024];//TODO magic number
++ int i_row, i_col, ncols, nrows, cat_rast_col, patch_col, val;
++ int head_nchars, ret;
++ int fd_patch_rast, init_shift, step_shift;
++ unsigned char * patch_data;
++
++ char * null_chunk_row;
++
++ const char *mapset;
++
++ struct Cell_head patch_lines, cat_rast_lines;
++
++ unsigned char * row_data;
++
++ f_cat_rast = fopen(cat_rast, "rb+");
++ if(!f_cat_rast) {
++ G_warning(_("Unable to open category raster condtions file <%s>."), cat_rast);
++ return -1;
++ }
++
++ head_nchars = get_cat_rast_header(cat_rast_region, cat_rast_header);
++ if ((mapset = G_find_raster(patch_rast,"")) == NULL) {
++ fclose(f_cat_rast);
++ G_warning(_("Unable to find patch raster <%s>."), patch_rast);
++ return -1;
++ }
++
++ Rast_get_cellhd(patch_rast, mapset, &patch_region);
++ Rast_set_window(&patch_region);
++
++ if ((fd_patch_rast = Rast_open_old(patch_rast, mapset)) < 0) {
++ fclose(f_cat_rast);
++ return -1;
++ }
++
++ ret = get_rows_and_cols_bounds(cat_rast_region, &patch_region, &cat_rast_bounds, &patch_bounds);
++ if(ret == -2) {
++ G_warning(_("Resolutions of patch <%s> and patched file <%s> are not same."), patch_rast, cat_rast);
++
++ Rast_close(fd_patch_rast);
++ fclose(f_cat_rast);
++
++ return -1;
++ }
++ else if (ret == -1){
++
++ Rast_close(fd_patch_rast);
++ fclose(f_cat_rast);
++
++ return 0;
++ }
++
++ ncols = cat_rast_bounds.east - cat_rast_bounds.west;
++ nrows = cat_rast_bounds.south - cat_rast_bounds.north;
++
++ patch_data = (unsigned char *) G_malloc(ncols * sizeof(unsigned char));
++
++ init_shift = head_nchars + cat_rast_region->cols * cat_rast_bounds.north + cat_rast_bounds.west;
++
++ if(fseek(f_cat_rast, init_shift, SEEK_SET) != 0) {
++ G_warning(_("Corrupted category raster conditions file <%s> (fseek failed)"), cat_rast);
++
++ Rast_close(fd_patch_rast);
++ G_free(null_chunk_row);
++ fclose(f_cat_rast);
++
++ return -1;
++ }
++
++ step_shift = cat_rast_region->cols - ncols;
++
++ null_chunk_row = Rast_allocate_null_buf();
++
++ for(i_row = 0; i_row < nrows; i_row++) {
++ Rast_get_null_value_row (fd_patch_rast, null_chunk_row, i_row + patch_bounds.north);
++
++ for(i_col = 0; i_col < ncols; i_col++) {
++ patch_col = patch_bounds.west + i_col;
++
++ if(null_chunk_row[patch_col] != 1)
++ patch_data[i_col] = 1 & 255;
++ else {
++ patch_data[i_col] = 0 & 255;
++ }
++ }
++
++ fwrite(patch_data, sizeof(unsigned char), (ncols)/sizeof(unsigned char), f_cat_rast);
++ if (ferror(f_cat_rast))
++ {
++ G_warning(_("Unable to write into category raster conditions file <%s>"), cat_rast);
++
++ Rast_close(fd_patch_rast);
++ G_free(null_chunk_row);
++ fclose(f_cat_rast);
++
++ return -1;
++ }
++ if(fseek(f_cat_rast, step_shift, SEEK_CUR) != 0) {
++ G_warning(_("Corrupted category raster conditions file <%s> (fseek failed)"), cat_rast);
++
++ Rast_close(fd_patch_rast);
++ G_free(null_chunk_row);
++ fclose(f_cat_rast);
++
++ return -1;
++ }
++ }
++
++ Rast_close(fd_patch_rast);
++ G_free(null_chunk_row);
++ fclose(f_cat_rast);
++ return 0;
++}
++
++/*!
++ \brief Updates scatter plots data in category by pixels which meets category conditions.
++
++ \param bands_rows data represents data describig one row from raster band
++ \param belongs_pix array which defines which pixels belongs to category (1 value) and which not (0 value)
++ \param [out] scatts pointer to scScatts struct of type SC_SCATT_DATA, which are modified according to values in belongs_pix
++*/
++static inline void update_cat_scatt_plts(struct rast_row * bands_rows, unsigned short * belongs_pix, struct scScatts * scatts)
++{
++ int band_axis_1, band_axis_2, i_scatt, array_idx, cat_idx, i_chunk_rows_pix, max_arr_idx;
++
++ CELL * b_1_row;
++ CELL * b_2_row;
++ char * b_1_null_row,* b_2_null_row;
++ struct rast_row b_1_rast_row, b_2_rast_row;
++
++ struct Range b_1_range, b_2_range;
++ int b_1_range_size;
++
++ int row_size = Rast_window_cols();
++
++ int * scatts_bands = scatts->scatts_bands;
++
++ for(i_scatt = 0; i_scatt < scatts->n_a_scatts; i_scatt++)
++ {
++ b_1_rast_row = bands_rows[scatts_bands[i_scatt * 2]];
++ b_2_rast_row = bands_rows[scatts_bands[i_scatt * 2 + 1]];
++
++ b_1_row = b_1_rast_row.row;
++ b_2_row = b_2_rast_row.row;
++
++ b_1_null_row = b_1_rast_row.null_row;
++ b_2_null_row = b_2_rast_row.null_row;
++
++ b_1_range = b_1_rast_row.rast_range;
++ b_2_range = b_2_rast_row.rast_range;
+
-+ self.dialogs['scatt_plot'].CenterOnScreen()
-+ self.dialogs['scatt_plot'].Show()
++ b_1_range_size = b_1_range.max - b_1_range.min + 1;
++ max_arr_idx = (b_1_range.max - b_1_range.min + 1) * (b_2_range.max - b_2_range.min + 1);
+
- def OnVNet(self, event):
- """!Dialog for v.net* modules
- """
-Index: gui/icons/grass/polygon.png
-===================================================================
-Cannot display: file marked as a binary type.
-svn:mime-type = application/octet-stream
-Index: gui/icons/grass/polygon.png
-===================================================================
---- gui/icons/grass/polygon.png (revision 57599)
-+++ gui/icons/grass/polygon.png (working copy)
-
-Property changes on: gui/icons/grass/polygon.png
-___________________________________________________________________
-Added: svn:mime-type
-## -0,0 +1 ##
-+application/octet-stream
-\ No newline at end of property
++ for(i_chunk_rows_pix = 0; i_chunk_rows_pix < row_size; i_chunk_rows_pix++)
++ {
++ /* pixel does not belongs to scatter plot or has null value in one of the bands */
++ if(!belongs_pix[i_chunk_rows_pix] ||
++ b_1_null_row[i_chunk_rows_pix] == 1 ||
++ b_2_null_row[i_chunk_rows_pix] == 1)
++ continue;
++
++ /* index in scatter plot array */
++ array_idx = b_1_row[i_chunk_rows_pix] - b_1_range.min + (b_2_row[i_chunk_rows_pix] - b_2_range.min) * b_1_range_size;
++
++ if(array_idx < 0 || array_idx >= max_arr_idx) {
++ G_warning ("Data inconsistent. Value computed for scatter plot is out of initialized range.");
++ continue;
++ }
++
++ /* increment scatter plot value */
++ ++scatts->scatts_arr[i_scatt]->scatt_vals_arr[array_idx];
++ }
++ }
++}
++
++/*!
++ \brief Computes scatter plots data from chunk_rows.
++
++ \param scatts pointer to scScatts struct of type SC_SCATT_DATA, where are computed scatter plots stored
++ \param scatt_conds pointer to scScatts struct of type SC_SCATT_CONDITIONS, where are selected areas (condtitions)stored
++
++ \param chunk_rows data arrays of chunk_rows from analyzed raster bands (all data in chunk_rows, null_chunk_rows and belongs_pix arrays represents same region)
++ \param null_chunk_rows null data arrays of chunk_rows from analyzed raster bands
++ \param row_size size of data in chunk_rows, null_chunk_rows and belongs_pix arrays
++ \param f_cats_rasts_conds file which stores selected areas (conditions) from mapwindow see I_create_cat_rast() and I_pa
++ \param fd_cats_rasts array of openedraster maps which represents all selected pixels for category
++ \param region analysis region
++
++ \return 0 on success
++ \return -1 on failure
++*/
++static inline int compute_scatts_from_chunk_row(struct Cell_head *region, struct scCats * scatt_conds,
++ FILE ** f_cats_rasts_conds, struct rast_row * bands_rows,
++ struct scCats * scatts, int * fd_cats_rasts)
++{
++
++ int i_rows_pix, i_cat, i_scatt, n_a_scatts, n_pixs;
++ int cat_id, scatt_plts_cat_idx, array_idx, max_arr_idx;
++ char * b_1_null_row,* b_2_null_row;
++ struct rast_row b_1_rast_row, b_2_rast_row;
++ CELL * cat_rast_row;
++
++ struct scScatts * scatts_conds;
++ struct scScatts * scatts_scatt_plts;
++ struct scdScattData * conds;
++
++ struct Range b_1_range, b_2_range;
++ int b_1_range_size;
++
++ int * scatts_bands;
++ struct scdScattData ** scatts_arr;
++
++ CELL * b_1_row;
++ CELL * b_2_row;
++ unsigned char * i_scatt_conds;
++
++ int row_size = Rast_window_cols();
++
++ unsigned short * belongs_pix = (unsigned short *) G_malloc(row_size * sizeof(unsigned short));
++ unsigned char * rast_pixs = (unsigned char *) G_malloc(row_size * sizeof(unsigned char));
++ cat_rast_row = Rast_allocate_c_buf();
++
++
++ for(i_cat = 0; i_cat < scatt_conds->n_a_cats; i_cat++)
++ {
++ scatts_conds = scatt_conds->cats_arr[i_cat];
++
++ cat_id = scatt_conds->cats_ids[i_cat];
++
++ scatt_plts_cat_idx = scatts->cats_idxs[cat_id];
++ if(scatt_plts_cat_idx < 0)
++ continue;
++ scatts_scatt_plts = scatts->cats_arr[scatt_plts_cat_idx];
++
++ G_zero(belongs_pix, row_size * sizeof(unsigned short));
++
++ /* if category has no conditions defined, scatter plots without any constraint are computed (default scatter plots) */
++ if(!scatts_conds->n_a_scatts && !f_cats_rasts_conds[i_cat]) {
++ for(i_scatt = 0; i_scatt < scatts_scatt_plts->n_a_scatts; i_scatt++)
++ {
++ /* all pixels belongs */
++ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
++ belongs_pix[i_rows_pix] = 1;
++ }
++ }
++ /* compute belonging pixels for defined conditions */
++ else
++ {
++ scatts_bands = scatts_conds->scatts_bands;
++
++ /* check conditions from category raster condtitions file */
++ if(f_cats_rasts_conds[i_cat]) {
++ n_pixs = fread(rast_pixs, sizeof(unsigned char), (row_size)/sizeof(unsigned char), f_cats_rasts_conds[i_cat]);
++
++ if (ferror(f_cats_rasts_conds[i_cat]))
++ {
++ G_free(rast_pixs);
++ G_free(belongs_pix);
++ G_warning(_("Unable to read from category raster condtition file."));
++ return -1;
++ }
++ if (n_pixs != n_pixs) {
++ G_free(rast_pixs);
++ G_free(belongs_pix);
++ G_warning(_("Invalid size of category raster conditions file."));
++ return -1;
++
++ }
++
++ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
++ {
++ if(rast_pixs[i_rows_pix] != 0 & 255)
++ belongs_pix[i_rows_pix] = 1;
++ }
++ }
++
++ /* check condtions defined in scatter plots*/
++ for(i_scatt = 0; i_scatt < scatts_conds->n_a_scatts; i_scatt++)
++ {
++ b_1_rast_row = bands_rows[scatts_bands[i_scatt * 2]];
++ b_2_rast_row = bands_rows[scatts_bands[i_scatt * 2 + 1]];
++
++ b_1_row = b_1_rast_row.row;
++ b_2_row = b_2_rast_row.row;
++
++ b_1_null_row = b_1_rast_row.null_row;
++ b_2_null_row = b_2_rast_row.null_row;
++
++ b_1_range = b_1_rast_row.rast_range;
++ b_2_range = b_2_rast_row.rast_range;
++
++ b_1_range_size = b_1_range.max - b_1_range.min + 1;
++ max_arr_idx = (b_1_range.max - b_1_range.min + 1) * (b_2_range.max - b_2_range.min + 1);
++
++ i_scatt_conds = scatts_conds->scatts_arr[i_scatt]->b_conds_arr;
++
++ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
++ {
++ /* pixels already belongs to category from category raster conditions file or contains null value in one of the bands */
++ if(belongs_pix[i_rows_pix] ||
++ b_1_null_row[i_rows_pix] == 1 ||
++ b_2_null_row[i_rows_pix] == 1)
++ continue;
++
++ array_idx = b_1_row[i_rows_pix] - b_1_range.min + (b_2_row[i_rows_pix] - b_2_range.min) * b_1_range_size;
++ if(array_idx < 0 || array_idx >= max_arr_idx) {
++ G_warning ("Data inconsistent. Value computed for scatter plot is out of initialized range.");
++ continue;
++ }
++ /* pixels meets condtion defined in scatter plot */
++ if(i_scatt_conds[array_idx])
++ belongs_pix[i_rows_pix] = 1;
++ }
++ }
++ }
++
++ /* update category raster with belonging pixels */
++ if(fd_cats_rasts[i_cat] >= 0) {
++ Rast_set_null_value(cat_rast_row, Rast_window_cols(), CELL_TYPE);
++
++ for(i_rows_pix = 0; i_rows_pix < row_size; i_rows_pix++)
++ if(belongs_pix[i_rows_pix])
++ cat_rast_row[i_rows_pix] = belongs_pix[i_rows_pix];
++
++ Rast_put_c_row (fd_cats_rasts[i_cat], cat_rast_row);
++ }
++
++ /* update scatter plots with belonging pixels */
++ update_cat_scatt_plts(bands_rows, belongs_pix, scatts_scatt_plts);
++ }
++
++ G_free(cat_rast_row);
++ G_free(rast_pixs);
++ G_free(belongs_pix);
++
++ return 0;
++}
++
++/*!
++ \brief Get list if bands needed to be opened for analysis from scCats struct.
++*/
++static void get_needed_bands(struct scCats * cats, int * b_needed_bands)
++{
++ // results in b_needed_bands - array of bools - if item has value 1, band (defined by item index) is needed to be opened
++ int i_cat, i_scatt, cat_id;
++
++ for(i_cat = 0; i_cat < cats->n_a_cats; i_cat++)
++ {
++ for(i_scatt = 0; i_scatt < cats->cats_arr[i_cat]->n_a_scatts; i_scatt++)
++ {
++ G_debug(3, "Active scatt %d in catt %d", i_scatt, i_cat);
++
++ b_needed_bands[cats->cats_arr[i_cat]->scatts_bands[i_scatt * 2]] = 1;
++ b_needed_bands[cats->cats_arr[i_cat]->scatts_bands[i_scatt * 2 + 1]] = 1;
++ }
++ }
++ return;
++}
++
++/*!
++ \brief Helper function for clean up.
++*/
++static void free_compute_scatts_data(int * fd_bands, struct rast_row * bands_rows, int n_a_bands, int * bands_ids,
++ int * fd_cats_rasts, FILE ** f_cats_rasts_conds, int n_a_cats)
++{
++ int i, band_id;
++
++ for(i = 0; i < n_a_bands; i++)
++ {
++ band_id = bands_ids[i];
++ if(band_id >= 0) {
++ Rast_close(fd_bands[i]);
++ G_free(bands_rows[band_id].row);
++ G_free(bands_rows[band_id].null_row);
++ }
++ }
++
++ if(f_cats_rasts_conds)
++ for(i = 0; i < n_a_cats; i++)
++ if(f_cats_rasts_conds[i])
++ fclose(f_cats_rasts_conds[i]);
++
++ if(fd_cats_rasts)
++ for(i = 0; i < n_a_cats; i++)
++ if(fd_cats_rasts[i] >= 0)
++ Rast_close(fd_cats_rasts[i]);
++
++}
++
++/*!
++ \brief Compute scatter plots data.
++
++ If category has not defined no category raster condition file and no scatter plot with consdtion,
++ default scatter plot is computed.
++
++ \param region analysis region, beaware that all input data must be prepared for this region (bands (their ranges), cats_rasts_conds rasters...)
++ \param region function calls Rast_set_window for this region
++ \param scatt_conds pointer to scScatts struct of type SC_SCATT_CONDITIONS, where are stored selected areas (conditions) in scatter plots
++ \param cats_rasts_conds paths to category raster conditions files representing selected areas (conditions) in rasters for every category
++ \param cats_rasts_conds index in array represents corresponding category id
++ \param cats_rasts_conds for manupulation with category raster conditions file see also I_id_scatt_to_bands() and I_insert_patch_to_cat_rast()
++ \param bands names of analyzed bands, order of bands is defined by their id
++ \param n_bands number of bands
++ \param [out] scatts pointer to scScatts struct of type SC_SCATT_DATA, where are computed scatter plots stored
++ \param [out] cats_rasts array of raster maps names where will be stored all selected pixels for every category
++
++ \return 0 on success
++ \return -1 on failure
++*/
++int I_compute_scatts(struct Cell_head *region, struct scCats * scatt_conds, const char ** cats_rasts_conds,
++ const char ** bands, int n_bands, struct scCats * scatts, const char ** cats_rasts)
++{
++ const char *mapset;
++ char header[1024];
++
++ int fd_cats_rasts[scatt_conds->n_a_cats];
++ FILE * f_cats_rasts_conds[scatt_conds->n_a_cats];
++
++ struct rast_row bands_rows[n_bands];
++
++ RASTER_MAP_TYPE data_type;
++
++ int nrows, i_band, n_a_bands, band_id,
++ i, i_row, head_nchars, i_cat, id_cat;
++
++ int fd_bands[n_bands];
++ int bands_ids[n_bands];
++ int b_needed_bands[n_bands];
++
++ Rast_set_window(region);
++
++ for(i_band = 0; i_band < n_bands; i_band++)
++ fd_bands[i_band] = -1;
++
++ for(i_band = 0; i_band < n_bands; i_band++)
++ bands_ids[i_band] = -1;
++
++ if (n_bands != scatts->n_bands ||
++ n_bands != scatt_conds->n_bands)
++ return -1;
++
++ memset(b_needed_bands, 0, (size_t)n_bands * sizeof(int));
++
++ get_needed_bands(scatt_conds, &b_needed_bands[0]);
++ get_needed_bands(scatts, &b_needed_bands[0]);
++
++ n_a_bands = 0;
++
++ /* open band rasters, which are needed for computation */
++ for(band_id = 0; band_id < n_bands; band_id++)
++ {
++ if(b_needed_bands[band_id])
++ {
++ G_debug(3, "Opening raster no. %d with name: %s", band_id, bands[band_id]);
++
++ if ((mapset = G_find_raster2(bands[band_id],"")) == NULL) {
++ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands,
++ bands_ids, NULL, NULL, scatt_conds->n_a_cats);
++ G_warning(_("Unbale to read find raster <%s>"), bands[band_id]);
++ return -1;
++ }
++
++ if ((fd_bands[n_a_bands] = Rast_open_old(bands[band_id], mapset)) < 0) {
++ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands,
++ bands_ids, NULL, NULL, scatt_conds->n_a_cats);
++ G_warning(_("Unbale to open raster <%s>"), bands[band_id]);
++ return -1;
++ }
++
++ data_type = Rast_get_map_type(fd_bands[n_a_bands]);
++ if(data_type != CELL_TYPE) {
++ G_warning(_("Raster <%s> type is not <%s>"), bands[band_id], "CELL");
++ return -1;
++ }
++
++ bands_rows[band_id].row = Rast_allocate_c_buf();
++ bands_rows[band_id].null_row = Rast_allocate_null_buf();
++
++ if(Rast_read_range(bands[band_id], mapset, &bands_rows[band_id].rast_range) != 1){
++ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands,
++ bands_ids, NULL, NULL, scatt_conds->n_a_cats);
++ G_warning(_("Unable to read range of raster <%s>"), bands[band_id]);
++ return -1;
++ }
++
++ bands_ids[n_a_bands] = band_id;
++ ++n_a_bands;
++ }
++ }
++
++ /* open category rasters condition files and category rasters */
++ for(i_cat = 0; i_cat < scatts->n_a_cats; i_cat++)
++ {
++ id_cat = scatts->cats_ids[i_cat];
++ if(cats_rasts[id_cat]) {
++ fd_cats_rasts[i_cat] = Rast_open_new(cats_rasts[id_cat], CELL_TYPE);
++ }
++ else
++ fd_cats_rasts[i_cat] = -1;
++
++ if(cats_rasts_conds[id_cat]) {
++ f_cats_rasts_conds[i_cat] = fopen(cats_rasts_conds[id_cat], "r");
++ if(!f_cats_rasts_conds[i_cat]) {
++ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands, bands_ids,
++ f_cats_rasts_conds, f_cats_rasts_conds, scatt_conds->n_a_cats);
++ G_warning(_("Unable to open category raster condtition file <%s>"), bands[band_id]);
++ return -1;
++ }
++ }
++ else
++ f_cats_rasts_conds[i_cat] = NULL;
++ }
++
++ head_nchars = get_cat_rast_header(region, header);
++ for(i_cat = 0; i_cat < scatt_conds->n_a_cats; i_cat++)
++ if(f_cats_rasts_conds[i_cat])
++ if( fseek(f_cats_rasts_conds[i_cat] , head_nchars, SEEK_SET) != 0) {
++ G_warning(_("Corrupted category raster conditions file (fseek failed)"));
++ return -1;
++ }
++
++ nrows = Rast_window_rows();
++
++ /* analyze bands by rows */
++ for (i_row = 0; i_row < nrows; i_row++)
++ {
++ for(i_band = 0; i_band < n_a_bands; i_band++)
++ {
++ band_id = bands_ids[i_band];
++ Rast_get_c_row(fd_bands[i_band], bands_rows[band_id].row, i_row);
++ Rast_get_null_value_row (fd_bands[i_band], bands_rows[band_id].null_row, i_row);
++ }
++ if(compute_scatts_from_chunk_row(region, scatt_conds, f_cats_rasts_conds, bands_rows, scatts, fd_cats_rasts) == -1)
++ {
++ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands, bands_ids, fd_cats_rasts,
++ f_cats_rasts_conds, scatt_conds->n_a_cats);
++ return -1;
++ }
++
++ }
++ free_compute_scatts_data(fd_bands, bands_rows, n_a_bands, bands_ids,
++ fd_cats_rasts, f_cats_rasts_conds, scatt_conds->n_a_cats);
++ return 0;
++}
+\ No newline at end of file
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