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authorKeith Packard <keithp@keithp.com>2013-07-12 11:14:46 -0700
committerKeith Packard <keithp@keithp.com>2013-07-12 11:14:46 -0700
commit5e7ebeb7e29be01b8046f30e93891180187e59c2 (patch)
tree105e3ab0408ddd71ffc63b15259a04cee1feba81
parent921029e55ec3ff90d42905df258046e6f83fa4b6 (diff)
Document how target-msc, divisor and remainder work
Signed-off-by: Keith Packard <keithp@keithp.com>
-rw-r--r--presentproto.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/presentproto.txt b/presentproto.txt
index 4eed4d8..0d3a380 100644
--- a/presentproto.txt
+++ b/presentproto.txt
@@ -123,6 +123,11 @@ The name of this extension is "Present"
the 0,0 location of the pixmap will be presented. valid-area
and update-area are relative to the pixmap.
+ If 'target-msc' is greater than the current msc for 'window',
+ the presentation will occur at (or after) the 'target-msc'
+ field. Otherwise, the presentation will occur after the next
+ field where msc % 'divisor' == 'remainder'.
+
'idle-fence' is triggered when 'pixmap' is no longer in
use. This may be at any time following the PresentRegion
request, the contents may be immediately copied to another