Re-implement line loops by constructing a 'looping' index buffer, so it is compatible with instanced draws.

TRAC #19489
Signed-off-by: Daniel Koch
Author: Nicolas Capens

git-svn-id: http://angleproject.googlecode.com/svn/trunk@973 736b8ea6-26fd-11df-bfd4-992fa37f6226
4 files changed