function rval = kPsychNeedImageProcessing % rval = kPsychNeedImageProcessing % % Return a flag that you can pass to the 'imagingmode' parameter of % Screen('OpenWindow') in order to request support for the built-in image % processing pipeline. % % If requested, Psychtoolbox will configure itself to support special % OpenGL shader plugins for all kinds of on-the-fly image processing % operations. % % FIXME: More info... % % It is part of the Psychtoolbox imaging pipeline and only works on modern % graphics hardware, e.g., ATI Radeon 9600 and later, NVidia GeforceFX 5000 % and later. Check the www.psychtoolbox.org Wiki for graphics hardware % recommendations and for a description of PTB's image processing % capabilities. rval = 2; return