diff options
Diffstat (limited to 'dri3proto.txt')
-rw-r--r-- | dri3proto.txt | 78 |
1 files changed, 62 insertions, 16 deletions
diff --git a/dri3proto.txt b/dri3proto.txt index 38b92e5..2c1c8b3 100644 --- a/dri3proto.txt +++ b/dri3proto.txt @@ -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 |