fix [2262591] Junk on screen in ERD46

since we're using the GPU for composition, don't use a texture for dimming,
instead simply use an alpha-blended quad.

also workaround what looks like a GL driver bug by calling glFinish() before
glReadPixels().
2 files changed
tree: 5cf1b88e84f34deaad703bc7c8bc80cf8acf1414
  1. awt/
  2. camera/
  3. cmds/
  4. include/
  5. libs/
  6. opengl/
  7. vpn/
  8. MODULE_LICENSE_APACHE2
  9. NOTICE