Sets the X error handler callback

Convert XKB KeySym to Unicode

Clears the X error handler callback

Set the current video mode for the specified monitor

convert Adobe RGB (1998) with reference white D65 to XYZ

\internal Allocates \a size bytes. The returned pointer is guaranteed to have 16 or 32 bytes alignment depending on the requirements. * On allocatio

Allocate memory for this buffer if it has not already been allocated.

Return the pre-image of @c in under the map

Note that [c]beginChildOn() and [c]beginChildOff() actually return end iterators, because leaf nodes have no children.

Adds or removes an EWMH state to a window

@brief Clear the mask and error counter

* Return the array of column-to-supernode mapping */

\returns number of columns of the factored matrix */

@brief Computes the average cell points defined by the sign configuration @c signs and the given corner values @c values.

@brief Computes the average cell point for a given edge group.

Return the total number of on bits

computes the contrast sensitivity function (Barten SPIE 1989) given the cycles per degree (cpd) and luminance (lum)

\returns a vector expression of the main diagonal */

Dot product

Return @c true if this grid contains only inactive background voxels.

Return @c true if this node's table is either empty or contains only background tiles.

Enter full screen mode

Return the GLFW window corresponding to the specified X11 window

@note The end coordinate is exclusive.

@brief Get the intersection point in index space. @param xyz The position in index space of the intersection.

Returns the mode info for a RandR mode XID

Return the cached node (if any) at this level.

Return a pointer to the node (if any) over which this iterator is iterating.