Demonstrates OSG's volume rendering capabilities.
Needs a list of 2D images, or a 3D image (.dds)

== Program arguments ==
||
||'''argument'''                  || '''description''' || ''' default ''' ||
||--alphaFunc                     ||                                                                     || 0.02 ||
||--clip <ratio>                  || clip volume as a ratio, 0.0 clip all, 1.0 clip none.                || 1.0 ||
||--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 multiplier.                                             || ||
||--xSize <size>                  || Relative width of rendered brick.                                   || ||
||--yMultiplier <multiplier>      || Tex coord y multiplier.                                             || ||
||--ySize <size>                  || Relative length of rendered brick.                                  || ||
||--zMultiplier <multiplier>      || Tex coord z multiplier.                                             || ||
||--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.                                         || 500 ||
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