[GRASS-user] 3D raster color coding
Veronica Andreo
veroandreo at gmail.com
Fri Jun 1 23:33:09 PDT 2018
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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