HP c8000 manual FSAAScale

configuring X Windows on HP-UX (other graphics cards)

output devices

Table 3-10

Screen Option	Type	Default	Description
AccelerateIndirectRender	Boolean	True	Controls whether indirect OpenGL
ing			contexts utilize hardware acceleration or
			use the HP VMD software driver.
			Applications that require large or
			numerous GLX pixmaps may require
			that this option be set to false.
BackingStore	Boolean	False	Enables support for backing store and
			save unders as requested by
			applications.
DefaultVisualTrueColor	Boolean	False	Use a TrueColor visual as the default
			visual. If TrueColorOverlay is also
			enabled, the default visual will be
			TrueColor visual in the Overlay planes.
EnableOpaqueOverlayVi	Boolean	False	Enable a depth 8 PseudoColor visual in
sual			the overlay planes that does not reserve
			index 255 for transparency..
FSAAScale	Integer	Not Set	Specifies the maximum number of sam-
			ples per pixel for OpenGL Multisample
			rendering. (Full Scene AntiAliasing)
			Permissible values are 2, 4, or 6. The
			FSAA buffers are reserved at X server
			startup. All buffers (front, back, depth,
			FSAA) are allocated from the first
			128MB of framebuffer memory. If there
			is insufficient memory for the requested
			FSAAScale at a given screen resolution,
			the server will attempt to allocate a
			lower scale factor.
Overlay	Boolean	True	Disable overlay visuals completely.
Stereo	Boolean	False	Enable visuals for OpenGL Stereo
			rendering. Allocates separate left and
			right sets of color buffers.
TrueColorOverlay	Boolean	False	Enable a TrueColor visual in the overlay
			planes.

70 Chapter 3