[GRASS-user] 3D raster color coding

Francois Chartier fra.chartier at gmail.com
Tue Jun 12 19:17:52 PDT 2018


here is a screen shot of the 3D view.

Le mar. 12 juin 2018 à 22:13, Francois Chartier <fra.chartier at gmail.com> a
écrit :

> here is a screen shot of the data set, ground surface, top bedrock, data
> points, 3d raster.  still a lot of work but now i can move to the next step
>
> Le mar. 12 juin 2018 à 21:55, Francois Chartier <fra.chartier at gmail.com>
> a écrit :
>
>> that worked! thank you. i can see the data using 3D view, in data tab,
>> select 3d raster at bottom (scroll down), select 3d raster, draw: slices,
>> shading flat, resolution 1, select wire box.
>> then i can add slices.  I havent mastered the system yet but i think i am
>> on the right track now.  thank you very much!
>>
>> Le mar. 12 juin 2018 à 10:29, Anna Petrášová <kratochanna at gmail.com> a
>> écrit :
>>
>>> I sent you some time ago a video how to view 3D rasters using
>>> isosurfaces or slices:
>>> https://youtu.be/CmK-fEyf2SY
>>>
>>> If you haven't added any isosurface or slice, you won't see anything
>>> beside the 3D box.
>>>
>>> Also, I recommend setting higher z-exaggeration.
>>> Anna
>>>
>>> On Mon, Jun 11, 2018 at 10:29 PM Francois Chartier <
>>> fra.chartier at gmail.com> wrote:
>>>
>>>>  I have pasted below the colors files for the 3d raster.  The data is
>>>> there as i am viewing the wireframe around the data.  the r3.color is set
>>>> to bgyr.  therefore, i do not see how come the interpolated data does not
>>>> show up in the display.  any ideas?
>>>>
>>>> r3.colors map=BHALL_May24v2 at Toronto color=bgyr
>>>>
>>>> Color table for raster3d map <BHALL_May24v2 at Toronto> set to 'bgyr'
>>>>
>>>>
>>>> color table - the data is associated with a color as per below.
>>>> % -8.9909944534301758 33.892620086669922
>>>> -8.9909944534301758:0:191:191 -0.41427154541015626:0:255:0
>>>> -0.41427154541015626:0:255:0 8.1624513626098629:255:255:0
>>>> 16.739174270629881:255:127:0 25.315897178649902:191:127:63
>>>> 25.315897178649902:191:127:63 33.892620086669922:200
>>>> 8.1624513626098629:255:255:0 16.739174270629881:255:127:0
>>>>
>>>> Metadata of 3d raster. - same range of data as color table.
>>>>
>>>>
>>>> Le dim. 10 juin 2018 à 15:57, Francois Chartier <fra.chartier at gmail.com>
>>>> a écrit :
>>>>
>>>>> the vector is visible in 3d as per attached screen shot.  could this
>>>>> be a problem due to computer instead of Grass.  there may be too many data
>>>>> points to show?
>>>>>
>>>>> Le dim. 10 juin 2018 à 15:46, Francois Chartier <
>>>>> fra.chartier at gmail.com> a écrit :
>>>>>
>>>>>>  I have pasted below the colors files for the 3d raster.  the screen
>>>>>> capture shows that the data is there as i am showing the wireframe around
>>>>>> the data.  the r3.color is set to bgyr.  therefore, i do not see how come
>>>>>> the interpolated data does not show up in the display.
>>>>>>
>>>>>> r3.colors map=BHALL_May24v2 at Toronto color=bgyr
>>>>>>
>>>>>> Color table for raster3d map <BHALL_May24v2 at Toronto> set to 'bgyr'
>>>>>>
>>>>>>
>>>>>> color table - the data is associated with a color as per below.
>>>>>> % -8.9909944534301758 33.892620086669922
>>>>>> -8.9909944534301758:0:191:191 -0.41427154541015626:0:255:0
>>>>>> -0.41427154541015626:0:255:0 8.1624513626098629:255:255:0
>>>>>> 16.739174270629881:255:127:0 25.315897178649902:191:127:63
>>>>>> 25.315897178649902:191:127:63 33.892620086669922:200
>>>>>> 8.1624513626098629:255:255:0 16.739174270629881:255:127:0
>>>>>>
>>>>>> Metadata of 3d raster. - same range of data as color table.
>>>>>> ype 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 15:37, Helmut Kudrnovsky <hellik at web.de> a
>>>>>> écrit :
>>>>>>
>>>>>>> >Unfortunately in the Display window nothing shows up, whether in 2D
>>>>>>> or in 3D
>>>>>>> view.  I do not know what i >am doing incorrectly.
>>>>>>>
>>>>>>> see https://trac.osgeo.org/grass/ticket/3571
>>>>>>>
>>>>>>> please add your findings there.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> -----
>>>>>>> best regards
>>>>>>> Helmut
>>>>>>> --
>>>>>>> Sent from:
>>>>>>> http://osgeo-org.1560.x6.nabble.com/Grass-Users-f3884509.html
>>>>>>> _______________________________________________
>>>>>>> grass-user mailing list
>>>>>>> grass-user at lists.osgeo.org
>>>>>>> https://lists.osgeo.org/mailman/listinfo/grass-user
>>>>>>
>>>>>> _______________________________________________
>>>> grass-user mailing list
>>>> grass-user at lists.osgeo.org
>>>> https://lists.osgeo.org/mailman/listinfo/grass-user
>>>
>>>
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