From 46b42aae13ba56c5a9c000e09d4165169638f410 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Mon, 24 Feb 2014 19:55:13 +0100 Subject: m + info: add section: hardware detection MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- info/blueshift.texinfo | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) (limited to 'info/blueshift.texinfo') diff --git a/info/blueshift.texinfo b/info/blueshift.texinfo index 0851413..1d37bbd 100644 --- a/info/blueshift.texinfo +++ b/info/blueshift.texinfo @@ -284,6 +284,7 @@ Disables or enables Blueshift. * Custom colour curve manipulators:: Creating custom colour adjustment functions * Preexisting adjustments:: Using preexisting adjustment, in use and ICC * Applying colour curves:: Appying colour adjustments to the video drivers +* Hardware detection:: Detecting connected monitors * Continuous mode:: Creating continuous mode configurations * Solar time:: Solar functions, such as elevation calcuation @end menu @@ -634,6 +635,54 @@ that were applied at the time of invokation of working curves. +@node Hardware detection +@section Hardware detection + +To support multiple monitors in a dynamic way, +the function @code{list_screens} can be used. +@code{list_screens} is parameterless and returns +the an instance of the class @code{Screens}. +Instances of @code{Screens} have one varible: +@code{screens}, a list of instances of the class +@code{Screen}. The index of each screens is their +index in @code{screens}. + +Instances of the class @code{Screen} have two +varibles: @code{crtc_count}, the number of CRT +controllers used within the screen, and +@code{outputs}, a list of all output ports as +instances of the class @code{Output}. Instances +of @code{Output} have six variables: + +@table @code +@item name +The name of the output port. + +@item connected +Whether the output is known to be connected +to a monitor. + +@item widthmm +The physical width of the monitor, measured +in millimetres. @code{None} if unknown or if +not connected. + +@item heightmm +The physical height of the monitor, measured +in millimetres. @code{None} if unknown or if +not connected. + +@item crtc +The CRT controller index. @code{none} if not +connected. + +@item screen +The screen index. @code{none} if not +used. + +@end table + + @node Applying colour curves @section Applying colour curves -- cgit v1.2.3-70-g09d2