fdo-mirrors/xorg-xorgproto
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/xorg/proto/xorgproto.git synced 2025-12-20 04:40:10 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Pass Fence FDS from client. Clean up encoding.

Browse source 
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Keith Packard 2013-06-04 15:19:34 -07:00
parent fbb449d411
commit bf7c7d373e
1 changed files with 62 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

78
dri3proto.txt
View file

@ -158,7 +158,7 @@ The name of this extension is "DRI3"
DRI3BufferFromPixmap
pixmap: PIXMAP
▶
depth: CARD8
nfd: CARD8
size: CARD32
width, height, stride: CARD16
depth, bpp: CARD8
@ -208,18 +208,19 @@ The name of this extension is "DRI3"
created selecting the specified events.
┌───
DRI3GetSyncFenceFd
DRI3FenceFromFD
drawable: DRAWABLE
fence: FENCE
window: WINDOW
▶
nfd: CARD8
initially-triggered: BOOL
fd: FD
└───
Errors: Fence, Match
Errors: IDchoice, Drawable
Pass back a device-specific file descriptor associated with an
X Sync extension fence object. Details about the mechanism
used with this file are outside the scope of the DRI3 extension.
Creates a Sync extension Fence that provides the regular Sync
extension semantics along with a file descriptor that provides
a device-specific mechanism to manipulate the fence directly.
Details about the mechanism used with this file descriptor are
outside the scope of the DRI3 extension.
❄ ❄ ❄ ❄ ❄ ❄ ❄
@ -337,13 +338,15 @@ A.2 Protocol Requests
1 1 DRI3 opcode
2 4 length
4 DRAWABLE drawable
4 PROVIDER provider
4 CARD32 driver type
4 PROVIDER provider
▶
1 1 Reply
1 CARD8 n
1 1 nfd
2 CARD16 sequence number
4 (n + p) / 4 reply length
4 n driver name length (n)
20 unused
n CARD8 driver name
p unused, p=pad(n)
@ -354,9 +357,10 @@ A.2 Protocol Requests
DRI3PixmapFromBuffer
1 CARD8 major opcode
1 2 DRI3 opcode
2 5 length
2 6 length
4 Pixmap pixmap
4 Drawable drawable
4 CARD32 size
2 CARD16 width
2 CARD16 height
2 CARD16 stride
@ -370,27 +374,69 @@ A.2 Protocol Requests
DRI3BufferFromPixmap
1 CARD8 major opcode
1 3 DRI3 opcode
2 length
2 2 length
4 Pixmap pixmap
▶
1 1 Reply
1 unused
1 1 nfd
2 CARD16 sequence number
4 0 reply length
4 CARD32 size
2 CARD16 width
2 CARD16 height
2 CARD16 stride
1 CARD8 depth
1 CARD8 bpp
16 unused
12 unused
0 FD buffer
└───
┌───
DRI3SelectInput
1 CARD8 major opcode
1 4 DRI3 opcode
2 3 length
4 Window window
4 CARD32 eid
4 CARD32 event mask
└───
┌───
DRI3FenceFromFD
1 CARD8 major opcode
1 5 DRI3 opcode
2 4 length
4 Drawable drawable
4 Fence fence
1 BOOL initially triggered
3 unused
0 FD fence fd
└───
A.3 Protocol Events
The DRI3 extension defines no events
┌───
RRScreenChangeNotify
1 35 XGE
1 CARD8 DRI3 extension opcode
2 CARD16 sequence number
4 2 length
2 0 DRI3ConfigureNotify
2 unused
4 CARD32 event id
4 Window window
2 INT16 x
2 INT16 y
2 CARD16 width
2 CARD16 height
2 INT16 off x
2 INT16 off y
2 CARD16 pixmap width
2 CARD16 pixmap height
4 CARD32 pixmap flags
└───
A.4 Protocol Errors