XDamageSubtractAndTrigger behaves exactly like XDamageSubtract except it receives an optional fence sync object. If the value of this object is not None, it is triggered by X once all the rendering associated with the damage regions being subtracted has completed.
Signed-off-by: James Jones <[email protected]> Reviewed-by: Aaron Plattner <[email protected]> --- damageproto.h | 15 +++++++++++++++ damagewire.h | 5 +++-- 2 files changed, 18 insertions(+), 2 deletions(-) diff --git a/damageproto.h b/damageproto.h index 107e192..edc2e0a 100644 --- a/damageproto.h +++ b/damageproto.h @@ -25,6 +25,7 @@ #define _DAMAGEPROTO_H_ #include <X11/Xmd.h> +#include <X11/extensions/syncproto.h> #include <X11/extensions/xfixesproto.h> #include <X11/extensions/damagewire.h> @@ -43,6 +44,7 @@ #define Picture CARD32 #define Region CARD32 #define Damage CARD32 +#define XSyncFence CARD32 /************** Version 0 ******************/ @@ -124,6 +126,18 @@ typedef struct { #define sz_xDamageAddReq 12 +typedef struct { + CARD8 reqType; + CARD8 damageReqType; + CARD16 length B16; + Damage damage B32; + Region repair B32; + Region parts B32; + XSyncFence finishedFence B32; +} xDamageSubtractAndTriggerReq; + +#define sz_xDamageSubtractAndTriggerReq 20 + /* Events */ #define DamageNotifyMore 0x80 @@ -139,6 +153,7 @@ typedef struct { xRectangle geometry; } xDamageNotifyEvent; +#undef XSyncFence #undef Damage #undef Region #undef Picture diff --git a/damagewire.h b/damagewire.h index d90a0dd..590a7bb 100644 --- a/damagewire.h +++ b/damagewire.h @@ -25,7 +25,7 @@ #define DAMAGE_NAME "DAMAGE" #define DAMAGE_MAJOR 1 -#define DAMAGE_MINOR 1 +#define DAMAGE_MINOR 2 /************* Version 1 ****************/ @@ -41,8 +41,9 @@ #define X_DamageDestroy 2 #define X_DamageSubtract 3 #define X_DamageAdd 4 +#define X_DamageSubtractAndTrigger 5 -#define XDamageNumberRequests (X_DamageAdd + 1) +#define XDamageNumberRequests (X_DamageSubtractAndTrigger + 1) /* Events */ #define XDamageNotify 0 -- 1.7.1 _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
