enum PRCRenderingMode { kDefaultMode = 0, kSolid, kSolidWireframe, kSolidOutline, kBoundingBox, kTransparent, kTransparentWireframe, kTransparentBoundingBox, kTransparentBoundingBoxOutline, kIllustration, kShadedIllustration, kWireframe, kShadedWireframe, kHiddenWireframe, kVertices, kShadedVertices };