[GRASS-dev] [GRASS GIS] #3606: m.nviz.image produces a screenshot

[GRASS GIS]

#3606: m.nviz.image produces a screenshot
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  Reporter:  epifanio  |      Owner:  grass-dev@…
      Type:  defect    |     Status:  new
  Priority:  major     |  Milestone:
 Component:  Display   |    Version:  svn-trunk
Resolution:            |   Keywords:
       CPU:  x86-64    |   Platform:  Linux
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Comment (by hcho):

 Replying to [comment:6 epifanio]:
 > Rebuilding with X support enabled didn't change the `m.nviz.image`
 output.
 > Adding `fprintf(stderr, "draw where: %d\n", where);`, as you instructed,
 produce the following output:
 >
 > {{{
 > (Mon Jul 16 14:19:48 2018)
 > m.nviz.image elevation_map=elevation output=elev perspective=15 --o
 > WARNING: File <elev.ppm> already exists and will be overwritten
 > Loading raster map <elevation at PERMANENT>...
 > Loading raster map <elevation at PERMANENT>...
 > Translating colors from raster map <elevation at PERMANENT>...
 > draw where: 2
 > buffer: both
 > draw where: 3
 > buffer: both
 > draw where: 2
 > buffer: both
 > draw where: 3
 > buffer: both
 > draw where: 2
 > buffer: both
 > draw where: 3
 > buffer: both
 > draw where: 2
 > buffer: both
 > buffer: swap
 > draw where: 2
 > buffer: both
 > m.nviz.image complete. File <elev.ppm> created.
 > (Mon Jul 16 14:19:48 2018) Command finished (0 sec)
 > }}}

 Could you please attach your lib/ogsf/gs2.c, lib/ogsf/gsd_prim.c, and
 include/ogsf.h? I know they must be the same as my trunk, but looks like
 switch doesn't work at all? I'm confused.

-- 
Ticket URL: <https://trac.osgeo.org/grass/ticket/3606#comment:7>
GRASS GIS <https://grass.osgeo.org>