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Qt-contributors-summit-2012-QtOpenGL
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- Future plans
- - Desktop OpenGL 3+ support, ES 3 support
- - QOpenGLWindow
- - Shared cross process graphics buffer APIs
- - copy to texture
- - bind to texture
- - bind as framebuffer
- - locking / unlocking subrectangles for SW / HW access
- - synchronization
- - QPA / preliminary ?
- - IPC / way of exposing buffer across processes
- - file descriptor
- - hardware address, handle, etc
- - capabilities
- - page flipping to the screen
- - linear formats / non-linear formats
- - orthogonal to the QPA APIs? multiple buffer abstractions
- - QOffscreenSurface
- - texture atlas API / area allocator
- - simple imperative GLES2 painter suited for Canvas 2D etc, lose all the poorly / unnecessary performing features of QPainter
- - learn from Skia
- - improved API that discourages slow use cases
- - the problem of RGBA <-> BGRA
- - new image formats?
- - image upload parts of scene graph adaptation layer
- - better abstraction?
- - move from declarative to QPA?
- - fast texture uploads
- - subpixel layout
- - QScreen API for accessing subpixel layout information