Jira: STUDIO-3996
The buffer data submitted when the wireframe function is closed is half less than the buffer data submitted when the wireframe function is open
Change-Id: I92542190a5a45f562ec89d7c41fef3cdf1c26418
(cherry picked from commit b95650954f8bdb0cf81a2063efba4b2fced13a2f)
1. remove wireframe in 3d view, only keep in paint;
2. pass barycentric_coordinates from outside
3. add shortcut hints
Change-Id: I911e5cdf3475926d9527dc0839fdce072ed54746
(cherry picked from commit 6e16d0ccfb71741e55daabd757be9f9e7613e695)