[GRASS-dev] [GRASS GIS] #2114: m.nviz.image does not work on Windows

[GRASS GIS]

#2114: m.nviz.image does not work on Windows
--------------------------+-------------------------------------------------
 Reporter:  annakrat      |       Owner:  grass-dev@…              
     Type:  defect        |      Status:  new                      
 Priority:  normal        |   Milestone:  7.0.0                    
Component:  LibOpenGL     |     Version:  svn-trunk                
 Keywords:  m.nviz.image  |    Platform:  MSWindows 7              
      Cpu:  Unspecified   |  
--------------------------+-------------------------------------------------

Comment(by annakrat):

 Replying to [comment:1 hamish]:
 > Replying to [ticket:2114 annakrat]:
 > > Module m.nviz.image does not create valid image file on Windows.
 > > With tif format, it crashes and with ppm it creates a file only
 > > with header. So offscreen rendering doesn't seem to work.
 >
 > was the wingrass version in question built with libtiff support?
 >
 > see lib/ogsf/gsd_img_tif.c, nothing too complicated in there.
 > gsd_img_ppm.c is even simpler. If header part is ok but writing the rest
 of the ppm image isn't, perhaps gsd_getimage() is returning bad values for
 xsize and ysize?
 >
 >
 > > Has m.nviz.image ever worked on Windows?
 >
 > I don't know if anyone ever tested that; does saving as tiff or ppm from
 the G6 tcl/tk NVIZ on wingrass work?

 It worked I guess but I am talking here about off-screen rendering which
 is different than just exporting image with opened window with (wx)nviz.

 >

-- 
Ticket URL: <https://trac.osgeo.org/grass/ticket/2114#comment:2>
GRASS GIS <http://grass.osgeo.org>