linux-x86_64 # Changes

Originally from build #506

Changes

1. EGL: Fall back to NV_coverage_sample if EGL MSAA/FSAA is n/a
   More change log history
   (details / cgit)

Originally from build #505

Changes

1. GLWindow/GLDrawableHelper: Adding experimental notion of skipping GL context release for a specific thread (details / cgit)
2. minor editing
   More change log history
   (details / cgit)