Hi Nicholas,

You'll need to pass in a stack of 2D images, or a 3D image via .dds.
Options for osgvolume example are:

osgvolume --help
Usage: osgvolume [options] filename ...
Options:
  --clip <ratio>                  clip volume as a ratio, 0.0 clip all, 1.0 clip
                                  none.
  --compressed                    Enable the usage of compressed textures.
  --compressed-arb                Enable the usage of OpenGL ARB compressed
                                  textures.
  --compressed-dxt1               Enable the usage of S3TC DXT1 compressed
                                  textures.
  --compressed-dxt3               Enable the usage of S3TC DXT3 compressed
                                  textures.
  --compressed-dxt5               Enable the usage of S3TC DXT5 compressed
                                  textures.
  --images [filenames]            Specify a stack of 2d images to build the 3d
                                  volume from.
  --maxTextureSize <size>         Set the texture maximum resolution in the
                                  s,t,r (x,y,z) dimensions.
  --modulate-alpha-by-luminance   For each pixel multiple the alpha value by the
                                  luminance.
  --num-components <num>          Set the number of components to in he target
                                  image.
  --r_maxTextureSize <size>       Set the texture maximum resolution in the r
                                  (z) dimension.
  --replace-alpha-with-luminance  For each pixel mSet the alpha value to the
                                  luminance.
  --s_maxTextureSize <size>       Set the texture maximum resolution in the s
                                  (x) dimension.
  --shader                        Use OpenGL Shading Language.
  --t_maxTextureSize <size>       Set the texture maximum resolution in the t
                                  (y) dimension.
  --xMultiplier <multiplier>      Tex coord x mulitplier.
  --xSize <size>                  Relative width of rendered brick.
  --yMultiplier <multiplier>      Tex coord y mulitplier.
  --ySize <size>                  Relative length of rendered brick.
  --zMultiplier <multiplier>      Tex coord z mulitplier.
  --zSize <size>                  Relative height of rendered brick.
  -h or --help                    Display this information
  -n                              Create normal map for per voxel lighting.
  -s <numSlices>                  Number of slices to create.


On 8/29/07, Nicholas Yue <[EMAIL PROTECTED]> wrote:
> Hi,
>
>   I have downloaded the latest binary distribution for Windows.
>
>   There is a sample application call osgvolume.exe
>
>   Which data file is suitable for use with osgvolume?
>
>   I tried a number of them but no window is displayed.
>
>   I have used osgviewer successfully though.
>
> Regards
>
>
> _______________________________________________
> osg-users mailing list
> [email protected]
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>
>
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