Typo fixes

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@46740 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster3d/r3.out.ascii/test.r3.out.ascii.sh

@@ -8,16 +8,17 @@
 # voxel data with r3.mapcalc. The region setting 
 # should work for UTM and LL test locations
 g.region s=0 n=80 w=0 e=120 b=0 t=50 res=10 res3=10 -p3
-# Now create several (float, double, null value) voxel map 
+# We create several (float, double, null value) voxel map
 # with value = col + row + depth. 
 r3.mapcalc --o expr="volume_float = float(col() + row() + depth())"
 r3.mapcalc --o expr="volume_double = double(col() + row() + depth())"
-# Add null value information
+# Add null value information to test correct null value handling
 r3.mapcalc --o expr="volume_float_null = if(row() == 1 || row() == 5, null(), volume_float)"
 r3.mapcalc --o expr="volume_double_null = if(row() == 1 || row() == 5, null(), volume_double)"
 
-# We export float data in the first @test using different order and precision
-# as text @files for valdiation of correct ordering and null data handling
+# We export float data in the first @test using different order and precision.
+# The created text @files are validated of correct ordering and null data handling.
+# All reference files are located in the r3.out.ascii directory.
 r3.out.ascii --o     input=volume_float_null output=test_float_nsbt_null.txt dp=0 null=*
 r3.out.ascii --o -r  input=volume_float_null output=test_float_snbt_null.txt dp=0 null=*
 r3.out.ascii --o -d  input=volume_float_null output=test_float_nstb_null.txt dp=0 null=*
@@ -29,13 +30,13 @@ r3.out.ascii --o -rd input=volume_float_null output=test_float_sntb_null_prec8.t
 r3.out.ascii --o -h input=volume_float_null output=test_float_nsbt_null_no_header.txt dp=3 null=*
 r3.out.ascii --o -c input=volume_float_null output=test_float_nsbt_null_grass6_comp_1.txt dp=3 null=*
 # Any row or depth order should be ignored in case grass6 compatibility is enabled
-# The rsult of comp_1, _2 and _3 must be identical
+# The result of comp_1, _2 and _3 must be identical
 r3.out.ascii --o -cr  input=volume_float_null output=test_float_nsbt_null_grass6_comp_2.txt dp=3 null=*
 r3.out.ascii --o -crd input=volume_float_null output=test_float_nsbt_null_grass6_comp_3.txt dp=3 null=*
 
-# We export double data in the second @test using different order and precision
-# as text @files for valdiation of correct ordering and null data handling. Its hte same
-# procedure as with float data
+# We export float data in the first @test using different order and precision.
+# The created text @files are validated of correct ordering and null data handling.
+# All reference files are located in the r3.out.ascii directory.
 r3.out.ascii --o     input=volume_double_null output=test_double_nsbt_null.txt dp=0 null=*
 r3.out.ascii --o -r  input=volume_double_null output=test_double_snbt_null.txt dp=0 null=*
 r3.out.ascii --o -d  input=volume_double_null output=test_double_nstb_null.txt dp=0 null=*
@@ -51,10 +52,10 @@ r3.out.ascii --o -c input=volume_double_null output=test_double_nsbt_null_grass6
 r3.out.ascii --o -cr  input=volume_double_null output=test_double_nsbt_null_grass6_comp_2.txt dp=3 null=*
 r3.out.ascii --o -crd input=volume_double_null output=test_double_nsbt_null_grass6_comp_3.txt dp=3 null=*
 
-# In the third @test we import all the generated data using r3.in.ascii
-# The created @raster maps should be identical to the map "volume_double_null"
-# The export of the created g3d map should use as @precision=0 for data validation
-# The same raster name is used for all the imported data and so for the validation reference file
+# In the third @test we import all the generated data using r3.in.ascii.
+# The created @raster maps should be identical to the map "volume_double_null".
+# The export of the created g3d map should use as @precision=0 for data validation.
+# The same raster name is used for all the imported data and so for the validation reference file.
 r3.in.ascii --o output=test_double_nsbt_null input=test_double_nsbt_null.txt nv=*
 r3.in.ascii --o output=test_double_nsbt_null input=test_double_snbt_null.txt nv=*
 r3.in.ascii --o output=test_double_nsbt_null input=test_double_nstb_null.txt nv=*
@@ -62,11 +63,11 @@ r3.in.ascii --o output=test_double_nsbt_null input=test_double_sntb_null.txt nv=
 # Different precision and null values than default
 r3.in.ascii --o output=test_double_nsbt_null input=test_double_nsbt_null_prec5.txt nv=-1000
 r3.in.ascii --o output=test_double_nsbt_null input=test_double_sntb_null_prec8.txt nv=-2000
-# Any row or depth order should be ignored in case grass6 compatibility is enabled
+# AImport grass6 legacy data
 r3.in.ascii --o output=test_double_nsbt_null input=test_double_nsbt_null_grass6_comp_1.txt
 
 # In this @preprocess step for the last test we create a large region and 
-# generate large input data to test the handling of large files
+# generate large input data to test the handling of large files.
 g.region s=0 n=800 w=0 e=1200 b=0 t=50 res=10 res3=1.5 -p3
 r3.mapcalc --o expr="volume_double_large = double(col() + row() + depth())"
 # Add null value information