'\" t .\" Title: drm_rect_intersect .\" Author: .\" Generator: DocBook XSL Stylesheets v1.78.1 .\" Date: May 2018 .\" Manual: DRM Core .\" Source: Kernel Hackers Manual 3.16.56 .\" Language: English .\" .TH "DRM_RECT_INTERSECT" "9" "May 2018" "Kernel Hackers Manual 3\&.16\&" "DRM Core" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" drm_rect_intersect \- intersect two rectangles .SH "SYNOPSIS" .HP \w'bool\ drm_rect_intersect('u .BI "bool drm_rect_intersect(struct\ drm_rect\ *\ " "r1" ", const\ struct\ drm_rect\ *\ " "r2" ");" .SH "ARGUMENTS" .PP \fIr1\fR .RS 4 first rectangle .RE .PP \fIr2\fR .RS 4 second rectangle .RE .SH "DESCRIPTION" .PP Calculate the intersection of rectangles \fIr1\fR and \fIr2\fR\&. \fIr1\fR will be overwritten with the intersection\&. .SH "RETURNS" .PP \fBtrue\fR if rectangle \fIr1\fR is still visible after the operation, \fBfalse\fR otherwise\&. .SH "AUTHORS" .PP \fBJesse Barnes\fR <\&jesse.barnes@intel.com\&> .br Intel Corporation, .RS 4 Initial version .RE .PP \fBLaurent Pinchart\fR <\&laurent.pinchart@ideasonboard.com\&> .br Ideas on board SPRL, .RS 4 Driver internals .RE .PP \fBDaniel Vetter\fR <\&daniel.vetter@ffwll.ch\&> .br Intel Corporation, .RS 4 Contributions all over the place .RE .SH "COPYRIGHT" .br