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| author | Jesse Barnes <jbarnes@jbarnes-desktop.localdomain> | 2009-11-10 12:12:07 -0800 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@jbarnes-desktop.localdomain> | 2009-11-10 12:12:07 -0800 |
| commit | 516a1ff1f8ceca9ddefce21303e65d873aeeba14 (patch) | |
| tree | 2accff179abe8d39f047b097683f7e8da6af2a0e | |
| parent | 5e059038a95b5bad7f41a2019beaad913ed29502 (diff) | |
Add DRI2SwapInterval protocol
Needed to handle swap interval in the direct rendered case.
| -rw-r--r-- | dri2proto.h | 10 | ||||
| -rw-r--r-- | dri2proto.txt | 23 |
2 files changed, 33 insertions, 0 deletions
diff --git a/dri2proto.h b/dri2proto.h index 85b9dbf..31bcdb3 100644 --- a/dri2proto.h +++ b/dri2proto.h @@ -53,6 +53,7 @@ #define X_DRI2GetMSC 9 #define X_DRI2WaitMSC 10 #define X_DRI2WaitSBC 11 +#define X_DRI2SwapInterval 12 typedef struct { CARD32 attachment B32; @@ -265,4 +266,13 @@ typedef struct { } xDRI2MSCReply; #define sz_xDRI2MSCReply 32 +typedef struct { + CARD8 reqType; + CARD8 dri2ReqType; + CARD16 length B16; + CARD32 drawable B32; + CARD32 interval B32; +} xDRI2SwapIntervalReq; +#define sz_xDRI2SwapIntervalReq 12 + #endif diff --git a/dri2proto.txt b/dri2proto.txt index 6430b2a..71fc0ca 100644 --- a/dri2proto.txt +++ b/dri2proto.txt @@ -33,6 +33,7 @@ Keith Whitwell <keith@tungstengraphics.com> Jerome Glisse <glisse@freedesktop.org> Ian Romanick <ian.d.romanick@intel.com> Michel Dänzer <michel@tungstengraphics.com> +Jesse Barnes <jbarnes@virtuousgeek.org> ⚙ ⚙ ⚙ ⚙ ⚙ ⚙ @@ -412,6 +413,18 @@ The name of this extension is "DRI2". This request is only available with protocol version 1.2 or later. +┌─── + DRI2SwapInterval + drawable: DRAWABLE + interval: CARD32 + ▶ +└─── + Errors: Window + + Sets the swap interval for DRAWABLE. This will throttle + DRI2SwapBuffers requests to swap at most once per interval frames, + which is useful useful for limiting the frame rate. + ⚙ ⚙ ⚙ ⚙ ⚙ ⚙ @@ -744,6 +757,16 @@ A.2 Protocol Requests 4 CARD32 sbc_lo └─── +┌─── + DRI2SwapInterval + 1 CARD8 major opcode + 1 7 DRI2 opcode + 2 8 length + 4 DRAWABLE drawable + 4 CARD32 interval + ▶ +└─── + A.3 Protocol Events The DRI2 extension specifies no events. |