Preparing input data sets - Revision history

Jchoate: /* Create maps of x and y (or easting and northing) coordinates */

2012-07-12T05:50:09Z

Create maps of x and y (or easting and northing) coordinates

2012-07-12T05:49:42Z

Create maps of x and y (or easting and northing) coordinates

2012-07-12T05:47:20Z

Create maps of x and y (or easting and northing) coordinates

2012-07-12T05:45:21Z

Create maps of x and y (or easting and northing) coordinates

2012-07-12T05:45:05Z

Carbon Stores

2012-07-12T05:44:49Z

2010-10-01T23:07:11Z

Create horizon maps

2010-10-01T23:03:34Z

Preparing spatial input data sets

2010-09-28T23:49:39Z

Creating horizon maps

2010-09-28T23:49:18Z

Importing files into grass

@@ Line 267: / Line 267: @@
 cxy -v xmap=x_coords ymap=y_coords
-(or you can us the BASH script cxy.sh to run the program.  this is an example to run the cxy program with sample argument values for the names of the xmap and ymap. You can edit this script for the output map names of your choosing, then simply execute the script)
+(or you can use the BASH script cxy.sh to run the program.  this is an example to run the cxy program with sample argument values for the names of the xmap and ymap. You can edit this script for the output map names of your choosing, then simply execute the script)
 ==Developing timeseries data sets==

@@ Line 260: / Line 260: @@
 This program creates raster maps of x values and y values based on the currently selected GRASS region.
 Start GRASS
@@ Line 268: / Line 266: @@
 cxy -v xmap=x_coords ymap=y_coords
 ==Developing timeseries data sets==

@@ Line 259: / Line 259: @@
 The cxy.c program is included in the RHESSys download in the /trunk/util directory.  If you have not previously downloaded it, from a terminal window you can acquire it by going into the /trunk/util directory, then type svn update.  Once you download it, simply type make to compile the program, and put the executable with your other program files.
-This program creates raster maps of x values and y values based on the currently selected GRASS region. The BASH script cxy.sh runs the cxy program with sample argument values for the names of the xmap and ymap.
+This program creates raster maps of x values and y values based on the currently selected GRASS region.
 Start GRASS

@@ Line 257: / Line 257: @@
 ==Create maps of x and y (or easting and northing) coordinates==
-The cxy.c programs is included in the RHESSys download in the /trunk/util directory.  If you have not previously downloaded it, from a terminal window you can acquire it by going into the /trunk/util directory, then type svn update.  Once you download it, simply type make to compile the program, and put the executable with your other program files.
+The cxy.c program is included in the RHESSys download in the /trunk/util directory.  If you have not previously downloaded it, from a terminal window you can acquire it by going into the /trunk/util directory, then type svn update.  Once you download it, simply type make to compile the program, and put the executable with your other program files.
 This program creates raster maps of x values and y values based on the currently selected GRASS region. The BASH script cxy.sh runs the cxy program with sample argument values for the names of the xmap and ymap.
@@ Line 266: / Line 266: @@
 cxy -v xmap=x_coords ymap=y_coords
 ==Developing timeseries data sets==

← Older revision		Revision as of 05:45, 12 July 2012
Line 267:		Line 267:
	cxy -v xmap=x_coords ymap=y_coords		cxy -v xmap=x_coords ymap=y_coords

−
−	~~===Carbon Stores===~~

	==Developing timeseries data sets==		==Developing timeseries data sets==

← Older revision		Revision as of 05:44, 12 July 2012
Line 255:		Line 255:

	You have now created all the maps necessary for RHESSys to define the landscape representation. For now, however, you can quit out of GRASS (G> quit) and work on the additional timeseries data sets required to run RHESSys.		You have now created all the maps necessary for RHESSys to define the landscape representation. For now, however, you can quit out of GRASS (G> quit) and work on the additional timeseries data sets required to run RHESSys.
		+
		+	==Create maps of x and y (or easting and northing) coordinates==
		+	The cxy.c programs is included in the RHESSys download in the /trunk/util directory. If you have not previously downloaded it, from a terminal window you can acquire it by going into the /trunk/util directory, then type svn update. Once you download it, simply type make to compile the program, and put the executable with your other program files.
		+
		+	This program creates raster maps of x values and y values based on the currently selected GRASS region. The BASH script cxy.sh runs the cxy program with sample argument values for the names of the xmap and ymap.
		+
		+	Start GRASS
		+
		+	From within GRASS, type the following command:
		+
		+	cxy -v xmap=x_coords ymap=y_coords

@@ Line 144: / Line 144: @@
 for east, and one for west. In GRASS, you would do this with the commands
-'''g> r.horizon -d elevin=<DEM> direction=0 horizon=horizon'''<br>
+'''g> r.horizon -d elevin=<DEM> direction=0 horizon=east'''<br>
-'''g> r.horizon -d elevin=<DEM> direction=180 horizon=horizon'''
+'''g> r.horizon -d elevin=<DEM> direction=180 horizon=west'''
-This will produce two maps, horizon_0, and horizon_180, where 0 is east and 180 is west. These maps are
+This will produce two maps, east_0, and west_0. These maps are
 the horizon in degrees though, so you will need to use mapcalc to create new maps with the sin of these
 values.
-'''g> r.mapcalc 'east_horizon = sin(horizon_0)' '''<br>
+'''g> r.mapcalc 'east_horizon = sin(east_0)' '''<br>
-'''g> r.mapcalc 'west_horizon = sin(horizon_180)' '''
+'''g> r.mapcalc 'west_horizon = sin(west_0)' '''
 These two maps will be referenced by your template file.

@@ Line 139: / Line 139: @@
 *Roads
-===Creating horizon maps===
+===Create horizon maps===
 RHESSys expects horizon values as sin(horizon angle). You will need to compute two horizon maps, one
@@ Line 258: / Line 258: @@
 ===Carbon Stores===
 ==Developing timeseries data sets==

@@ Line 51: / Line 51: @@
 To import ascii raster files into GRASS, direct input to the ascii map, give the resultant map an output name, and set null values to 0 (read working in GRASS and UNIX below):<br>
-'''grass> r.in.ascii input=/full_path_name/hjagages.asc output=hjagages nv=0'''
+'''grass> r.in.ascii input=/full_path_name/hjagages.asc output=hjagages nv=0'''<br>
 '''grass> r.in.ascii input=/full_path_name/hjastreams.asc output=hjastreams nv=0'''