Manages the set of framebuffers for a context.
Use get_buffer_manager to obtain the instance of this class for the current context.
Get a free auxiliary buffer.
If not aux buffers are available, ImageException is raised. Buffers are released when they are garbage collected.
Get a free bitmask buffer.
A bitmask buffer is a buffer referencing a single bit in the stencil buffer. If no bits are free, ImageException is raised. Bits are released when the bitmask buffer is garbage collected.
Get the color buffer.
Get the depth buffer.
Get the current OpenGL viewport dimensions.
|Return type:||4-tuple of float.|
|Returns:||Left, top, right and bottom dimensions.|