
This version of mesa provides glx and dri capabilities: it is capable of both direct and indirect rendering. for direct rendering, it can use dri modules from the libgl1-mesa-dri package to accelerate drawing.
this package does not include the modules themselves: these can be found in the libgl1-mesa-dri package.
for a complete description of mesa, please look at the libgl1-mesa-glx package.
this package contains debugging symbols for the gl library with glx and dri capabilities.