bugfix in crease_weight initialization
bugfix, missed crease weight decrement at corners
updates
bugfix in crease debug model
updates
extended XML loader to support subdivision surfaces
Separating device side scene description into own headers.
Separating device side scene description into own headers.
Transfering subdiv meshes to device side.
Separated scene to its own file.
Embree subdiv API maches now the OpenSubdiv Far API
loading subdiv surfaces from XML format works
added cube and cylinder subdiv models
removed some dead code from tutorial08_device.cpp
optional refinement using OpenSubdiv in tutorial08, not working yet
updates
key t toggles between opensubdiv and embree subdiv handling
Merge branch 'devel' of https://github.com/embree/embree into devel