Fixes for build on Windows and rendering bugs#1

HanaeRateau wants to merge 2 commits into

CRIStAL-PADR:experiment-acceleration-3CRIStAL-PADR/Sofa.PointCloud:experiment-acceleration-3from

HanaeRateau:pr_windowsfixHanaeRateau/Sofa.PointCloud:pr_windowsfixCopy head branch name to clipboard