[GRASS-user] 3D raster color coding
Francois Chartier
fra.chartier at gmail.com
Sat Jun 2 11:17:42 PDT 2018
and here is g.region -p3
projection: 1 (UTM)
zone: 17
datum: nad83
ellipsoid: grs80
north: 4870795
south: 4825715
west: 609204
east: 651669
top: 352.00000000
bottom: 45.00000000
nsres: 500.88888889
nsres3: 500.88888889
ewres: 499.58823529
ewres3: 499.58823529
tbres: 1
rows: 90
rows3: 90
cols: 85
cols3: 85
depths: 307
cells: 7650
cells3: 2348550
Le sam. 2 juin 2018 à 14:12, Francois Chartier <fra.chartier at gmail.com> a
écrit :
> see export below of color tab.
> (Sat Jun 02 14:11:39 2018)
>
> r3.colors.out map=BHALL_May24v2 at Toronto
>
> -8.99099 0:0:255
> 5.30354 0:255:255
> 19.5981 255:255:0
> 33.8926 255:0:0
> nv 255:255:255
> default 255:255:255
> (Sat Jun 02 14:11:39 2018) Command finished (0 sec)
>
> Le sam. 2 juin 2018 à 14:05, Francois Chartier <fra.chartier at gmail.com> a
> écrit :
>
>> C:\Users\Francois Chartier>g.region -p
>> projection: 1 (UTM)
>> zone: 17
>> datum: nad83
>> ellipsoid: grs80
>> north: 4870795
>> south: 4825715
>> west: 609204
>> east: 651669
>> nsres: 500.88888889
>> ewres: 499.58823529
>> rows: 90
>> cols: 85
>> cells: 7650
>>
>> metadata from 3d raster
>> Title: BHALL_May24v2
>> |
>> | Units: none
>> |
>> | Vertical unit: units
>> |
>> | Timestamp: none
>> |
>>
>> |----------------------------------------------------------------------------|
>> |
>> |
>> | Type of Map: raster_3d Number of Categories: 0
>> |
>> | Data Type: FCELL
>> |
>> | Rows: 90
>> |
>> | Columns: 85
>> |
>> | Depths: 307
>> |
>> | Total Cells: 2348550
>> |
>> | Total size: 3180868 Bytes
>> |
>> | Number of tiles: 336
>> |
>> | Mean tile size: 9466 Bytes
>> |
>> | Tile size in memory: 30420 Bytes
>> |
>> | Number of tiles in x, y and z: 6, 7, 8
>> |
>> | Dimension of a tile in x, y, z: 15, 13, 39
>> |
>> |
>> |
>> | Projection: UTM (zone 17)
>> |
>> | N: 4870795 S: 4825715 Res: 500.88888889
>> |
>> | E: 651669 W: 609204 Res: 499.58823529
>> |
>> | T: 352 B: 45 Res: 1
>> |
>> | Range of data: min = -8.99099445 max = 33.89262009
>> |
>> |
>> |
>> | Data Source:
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> | Data Description:
>> |
>> | generated by v.vol.rst
>> |
>> |
>> |
>> | Comments:
>> |
>> | v.vol.rst input="BHMat1All_May12 at Toronto" wcolumn="cat"
>> tension=40. \ |
>> | smooth=0.1 segmax=50 npmin=200 npmax=700 dmin=2 wscale=1.0
>> zscale=1.\ |
>> | 0 elevation="BHALL_May24v2"
>> |
>> |
>> |
>>
>> +----------------------------------------------------------------------------+
>>
>> Le sam. 2 juin 2018 à 14:01, Veronica Andreo <veroandreo at gmail.com> a
>> écrit :
>>
>>> g.region manual page:
>>> https://grass.osgeo.org/grass74/manuals/g.region.html
>>>
>>> # print current region info
>>> g.region -p
>>>
>>> # set to a raster 3d
>>> g.region raster_3d=nameofyourmap
>>>
>>> El sáb., 2 jun. 2018 19:58, Francois Chartier <fra.chartier at gmail.com>
>>> escribió:
>>>
>>>> how do you ensure that region is selected to the extent of the raster.
>>>> I think I already did this when making v.vol.rst.
>>>>
>>>> Le sam. 2 juin 2018 à 13:56, Veronica Andreo <veroandreo at gmail.com> a
>>>> écrit :
>>>>
>>>>> What about the region? Is it set to the extent of your raster?
>>>>>
>>>>> El sáb., 2 jun. 2018 19:52, Francois Chartier <fra.chartier at gmail.com>
>>>>> escribió:
>>>>>
>>>>>> i removed the 'r' and used elevation and bcyr as the color tables,
>>>>>> see below. Display window is blank.
>>>>>>
>>>>>> to recap the steps:
>>>>>> 1 - i selected the Mapset and also tried Map that corresponds to the
>>>>>> 3d raster
>>>>>> 2 - then in Define tab, i only choose the Name of Color Table: bcyr,
>>>>>> i have not selected anything else,
>>>>>> 3 - then i just Run.
>>>>>>
>>>>>> (Sat Jun 02 13:45:02 2018)
>>>>>>
>>>>>> r3.colors map=BHALL_May24v2 at Toronto color=elevation
>>>>>>
>>>>>> Color table for raster3d map <BHALL_May24v2 at Toronto> set to
>>>>>> 'elevation'
>>>>>> (Sat Jun 02 13:45:02 2018) Command finished (0 sec)
>>>>>>
>>>>>> (Sat Jun 02 13:46:14 2018)
>>>>>>
>>>>>> r3.colors map=BHALL_May24v2 at Toronto color=bcyr
>>>>>>
>>>>>> Color table for raster3d map <BHALL_May24v2 at Toronto> set to 'bcyr'
>>>>>> (Sat Jun 02 13:46:15 2018) Command finished (0 sec)
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Le sam. 2 juin 2018 à 09:01, Francois Chartier <
>>>>>> fra.chartier at gmail.com> a écrit :
>>>>>>
>>>>>>> Is there any way to set the range for the color table?
>>>>>>>
>>>>>>> On Sat, Jun 2, 2018, 02:33 Veronica Andreo, <veroandreo at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Try removing -r from your command (unchecking the box in the GUI).
>>>>>>>>
>>>>>>>> That flag is used to remove a color palette.
>>>>>>>>
>>>>>>>> Best,
>>>>>>>> Vero
>>>>>>>>
>>>>>>>> El sáb., 2 jun. 2018 3:48, Francois Chartier <
>>>>>>>> fra.chartier at gmail.com> escribió:
>>>>>>>>
>>>>>>>>>
>>>>>>>>> Hi Veronica,
>>>>>>>>>
>>>>>>>>> something is odd. here are the steps - Display window is still
>>>>>>>>> blank and the 3D raster has data ranging from -8 to 34.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Step 2 - set as viridis - according to manual this
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> *result in command window*
>>>>>>>>> (Fri Jun 01 21:44:05 2018)
>>>>>>>>>
>>>>>>>>> r3.colors -r map=BHALL_May24v2 at Toronto color=viridis
>>>>>>>>>
>>>>>>>>> (Fri Jun 01 21:44:05 2018) Command finished (0 sec)
>>>>>>>>>
>>>>>>>>> *Display is still blank. *
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> *Data is there*
>>>>>>>>>
>>>>>>>>> |
>>>>>>>>> | Type of Map: raster_3d Number of Categories: 0
>>>>>>>>> |
>>>>>>>>> | Data Type: FCELL
>>>>>>>>> |
>>>>>>>>> | Rows: 90
>>>>>>>>> |
>>>>>>>>> | Columns: 85
>>>>>>>>> |
>>>>>>>>> | Depths: 307
>>>>>>>>> |
>>>>>>>>> | Total Cells: 2348550
>>>>>>>>> |
>>>>>>>>> | Total size: 3180868 Bytes
>>>>>>>>> |
>>>>>>>>> | Number of tiles: 336
>>>>>>>>> |
>>>>>>>>> | Mean tile size: 9466 Bytes
>>>>>>>>> |
>>>>>>>>> | Tile size in memory: 30420 Bytes
>>>>>>>>> |
>>>>>>>>> | Number of tiles in x, y and z: 6, 7, 8
>>>>>>>>> |
>>>>>>>>> | Dimension of a tile in x, y, z: 15, 13, 39
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> | Projection: UTM (zone 17)
>>>>>>>>> |
>>>>>>>>> | N: 4870795 S: 4825715 Res: 500.88888889
>>>>>>>>> |
>>>>>>>>> | E: 651669 W: 609204 Res: 499.58823529
>>>>>>>>> |
>>>>>>>>> | T: 352 B: 45 Res: 1
>>>>>>>>> |
>>>>>>>>> | Range of data: min = -8.99099445 max = 33.89262009
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> | Data Source:
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> | Data Description:
>>>>>>>>> |
>>>>>>>>> | generated by v.vol.rst
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> |
>>>>>>>>> | Comments:
>>>>>>>>> |
>>>>>>>>> | v.vol.rst input="BHMat1All_May12 at Toronto" wcolumn="cat"
>>>>>>>>> tension=40. \ |
>>>>>>>>> | smooth=0.1 segmax=50 npmin=200 npmax=700 dmin=2 wscale=1.0
>>>>>>>>> zscale=1.\ |
>>>>>>>>> | 0 elevation="BHALL_May24v2"
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Le ven. 1 juin 2018 à 12:54, Francois Chartier <
>>>>>>>>> fra.chartier at gmail.com> a écrit :
>>>>>>>>>
>>>>>>>>>> Thanks, I'll check it out.
>>>>>>>>>>
>>>>>>>>>> On Fri, Jun 1, 2018, 03:05 Veronica Andreo, <veroandreo at gmail.com>
>>>>>>>>>> wrote:
>>>>>>>>>>
>>>>>>>>>>> Hello,
>>>>>>>>>>>
>>>>>>>>>>> That's probably because that palette is for integer values
>>>>>>>>>>> ranging from 0 to 360 [0]. Try with a relative one such as viridis or bcyr.
>>>>>>>>>>>
>>>>>>>>>>> HTH,
>>>>>>>>>>> Vero
>>>>>>>>>>>
>>>>>>>>>>> [0] https://grass.osgeo.org/grass74/manuals/r.colors.html
>>>>>>>>>>>
>>>>>>>>>>> El jue., 31 may. 2018 a las 3:18, Francois Chartier (<
>>>>>>>>>>> fra.chartier at gmail.com>) escribió:
>>>>>>>>>>>
>>>>>>>>>>>> Hi,
>>>>>>>>>>>>
>>>>>>>>>>>> I have created a 3D raster from soil properties with about 70K
>>>>>>>>>>>> points, with a* lot of help from the mailing list i must say*
>>>>>>>>>>>> .
>>>>>>>>>>>> from the copy of the metadata of the 3d raster (below) it would
>>>>>>>>>>>> confirm that the 3D raster worked and the grid is populated with data.
>>>>>>>>>>>> I have copied below the r3.colors and assigned 'aspectcolr'
>>>>>>>>>>>> as a trial. Unfortunately in the Display window nothing shows up, whether
>>>>>>>>>>>> in 2D or in 3D view. I do not know what i am doing incorrectly.
>>>>>>>>>>>>
>>>>>>>>>>>> Once I am done and able to develop the 3D raster of the soil
>>>>>>>>>>>> properties, I will prepare a simple step by step for developing such a
>>>>>>>>>>>> raster which may be useful for others.
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> +----------------------------------------------------------------------------+
>>>>>>>>>>>> | Layer: BHALL_May24v2 at Toronto Date: Sun May 27
>>>>>>>>>>>> 16:43:46 2018 |
>>>>>>>>>>>> | Mapset: Toronto Login of Creator:
>>>>>>>>>>>> Francois Charti |
>>>>>>>>>>>> | Location: Toronto
>>>>>>>>>>>> |
>>>>>>>>>>>> | DataBase: C:\Users\Francois Chartier\Documents\grassdata
>>>>>>>>>>>> |
>>>>>>>>>>>> | Title: BHALL_May24v2
>>>>>>>>>>>> |
>>>>>>>>>>>> | Units: none
>>>>>>>>>>>> |
>>>>>>>>>>>> | Vertical unit: units
>>>>>>>>>>>> |
>>>>>>>>>>>> | Timestamp: none
>>>>>>>>>>>> |
>>>>>>>>>>>>
>>>>>>>>>>>> |----------------------------------------------------------------------------|
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> | Type of Map: raster_3d Number of Categories:
>>>>>>>>>>>> 0 |
>>>>>>>>>>>> | Data Type: FCELL
>>>>>>>>>>>> |
>>>>>>>>>>>> | Rows: 90
>>>>>>>>>>>> |
>>>>>>>>>>>> | Columns: 85
>>>>>>>>>>>> |
>>>>>>>>>>>> | Depths: 307
>>>>>>>>>>>> |
>>>>>>>>>>>> | Total Cells: 2348550
>>>>>>>>>>>> |
>>>>>>>>>>>> | Total size: 3180868 Bytes
>>>>>>>>>>>> |
>>>>>>>>>>>> | Number of tiles: 336
>>>>>>>>>>>> |
>>>>>>>>>>>> | Mean tile size: 9466 Bytes
>>>>>>>>>>>> |
>>>>>>>>>>>> | Tile size in memory: 30420 Bytes
>>>>>>>>>>>> |
>>>>>>>>>>>> | Number of tiles in x, y and z: 6, 7, 8
>>>>>>>>>>>> |
>>>>>>>>>>>> | Dimension of a tile in x, y, z: 15, 13, 39
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> | Projection: UTM (zone 17)
>>>>>>>>>>>> |
>>>>>>>>>>>> | N: 4870795 S: 4825715 Res:
>>>>>>>>>>>> 500.88888889 |
>>>>>>>>>>>> | E: 651669 W: 609204 Res:
>>>>>>>>>>>> 499.58823529 |
>>>>>>>>>>>> | T: 352 B: 45 Res: 1
>>>>>>>>>>>> |
>>>>>>>>>>>> | Range of data: min = -8.99099445 max = 33.89262009
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> | Data Source:
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> | Data Description:
>>>>>>>>>>>> |
>>>>>>>>>>>> | generated by v.vol.rst
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> | Comments:
>>>>>>>>>>>> |
>>>>>>>>>>>> | v.vol.rst input="BHMat1All_May12 at Toronto" wcolumn="cat"
>>>>>>>>>>>> tension=40. \ |
>>>>>>>>>>>> | smooth=0.1 segmax=50 npmin=200 npmax=700 dmin=2
>>>>>>>>>>>> wscale=1.0 zscale=1.\ |
>>>>>>>>>>>> | 0 elevation="BHALL_May24v2"
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>> |
>>>>>>>>>>>>
>>>>>>>>>>>> +----------------------------------------------------------------------------+
>>>>>>>>>>>> (Wed May 30 21:11:59 2018) Command finished (0 sec)
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> ----------------------------------------------------------------------------------------
>>>>>>>>>>>>
>>>>>>>>>>>> (Wed May 30 21:10:02 2018)
>>>>>>>>>>>>
>>>>>>>>>>>> r3.colors map=BHALL_May24v2 at Toronto color=aspectcolr
>>>>>>>>>>>>
>>>>>>>>>>>> Color table for raster3d map <BHALL_May24v2 at Toronto> set to
>>>>>>>>>>>> 'aspectcolr'
>>>>>>>>>>>> (Wed May 30 21:10:03 2018) Command finished (0 sec)
>>>>>>>>>>>>
>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>> grass-user mailing list
>>>>>>>>>>>> grass-user at lists.osgeo.org
>>>>>>>>>>>> https://lists.osgeo.org/mailman/listinfo/grass-user
>>>>>>>>>>>
>>>>>>>>>>>
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