fix screen on/off animation (again)

- surfaceflinger now uses the GL-convention of
  placing the origin in the left-bottom corner

- map texture coordinates of the screen capture
  properly

- add the ability to control the animation
  speed through a debug property

Bug: 4989276

Change-Id: Ifb3297bb578078b47146fff666c01f85417e0d6f
2 files changed
tree: 9a2152b6f57fc67ea7c10201549e2172d4a84026
  1. cmds/
  2. include/
  3. libs/
  4. opengl/
  5. services/
  6. MODULE_LICENSE_APACHE2
  7. NOTICE