[GRASS-dev] [GRASS GIS] #1961: wxNVIZ: error if no raster map selected

[GRASS GIS]

#1961: wxNVIZ: error if no raster map selected
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 Reporter:  hamish  |       Owner:  grass-dev@…              
     Type:  defect  |      Status:  new                      
 Priority:  major   |   Milestone:  6.4.3                    
Component:  wxGUI   |     Version:  svn-develbranch6         
 Keywords:  wxnviz  |    Platform:  All                      
      Cpu:  x86-64  |  
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Comment(by annakrat):

 Replying to [comment:15 hamish]:
 > Hi Anna,
 >
 > the two fixes (r56560 and r56551) seem good, thanks.

 backported

 >
 > I don't have much interest in displaying centroids, but for the
 > sake of testing them, with the vector area and a points map already
 > loaded, go back to the Map Layers tab and edit the d.vect preferences
 > for the area map to show centroids too:
 >

 The error is fixed in r56578. However showing centroids is controlled on
 3d view vector page - check load points checkbox

 >
 > -----
 >
 > some other observations & 2c feedback:

 > perhaps make the default line width 1; width=2 looks a bit
 > "nibbled" (see screenshot), even after raising the height
 > above surface by about $nsres distance.

 > perhaps make the default line color a little more muted (aqua?)

 > perhaps make the default raster fine/coarse resolution 20-30% finer
 > and/or perhaps set the default coarse mode back to wire-frame.
 >
 >

 Some of the default values can be set in 3d view settings.

 > dragging layers around in the Map layers tab while in 3D view mode
 > is a bit clunky. afterwards I got a weird mix in the vector roads
 > map of some lines as the default blue,size=2 and others the modified
 > aqua,size=1 I did before loading the raster layer. (see screenshot)
 >

 > you'll also notice in the screenshot a red-trail in the top right.
 > that always follows my mouse around, it disappears as soon as I move the
 > view-puck. shrug. (open source radeon driver on debian/squeeze)
 >

 > rotate 3D mode is highly sensitive to mouse movement. fly-through mode
 > next door is very very slow to react. the normal Pan button seems to
 > do nothing other than redraw the scene as-is. (maybe have it
 > "Look: [here]" ?) hmm, after that fly-through mode no longer works..
 these things are quite experimental but the pan button should work (not
 really panning but it changes focus)
 >

 This ticket is fixed (in terms of the initial problem).

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Ticket URL: <https://trac.osgeo.org/grass/ticket/1961#comment:16>
GRASS GIS <http://grass.osgeo.org>