From 4a486f8bf2ca3d88228f8313282289abe78bc2f8 Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Fri, 23 Nov 2012 18:31:42 +0100 Subject: glx/dri2: add and use new driver hook flush_with_flags --- include/GL/internal/dri_interface.h | 29 ++++++++++++++++++++++++++++- 1 file changed, 28 insertions(+), 1 deletion(-) (limited to 'include/GL/internal') diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h index 1e0f1d07b3b..718b53beb88 100644 --- a/include/GL/internal/dri_interface.h +++ b/include/GL/internal/dri_interface.h @@ -267,7 +267,13 @@ struct __DRItexBufferExtensionRec { * Used by drivers that implement DRI2 */ #define __DRI2_FLUSH "DRI2_Flush" -#define __DRI2_FLUSH_VERSION 3 +#define __DRI2_FLUSH_VERSION 4 + +#define __DRI2_FLUSH_DRAWABLE (1 << 0) /* the drawable should be flushed. */ +#define __DRI2_FLUSH_CONTEXT (1 << 1) /* glFlush should be called */ + +enum __DRI2throttleReason; + struct __DRI2flushExtensionRec { __DRIextension base; void (*flush)(__DRIdrawable *drawable); @@ -281,6 +287,27 @@ struct __DRI2flushExtensionRec { * \since 3 */ void (*invalidate)(__DRIdrawable *drawable); + + /** + * This function reduces the number of flushes in the driver by combining + * several operations into one call. + * + * It can: + * - throttle + * - flush a drawable + * - flush a context + * + * \param context the context + * \param drawable the drawable to flush + * \param flags a combination of _DRI2_FLUSH_xxx flags + * \param throttle_reason the reason for throttling, 0 = no throttling + * + * \since 4 + */ + void (*flush_with_flags)(__DRIcontext *ctx, + __DRIdrawable *drawable, + unsigned flags, + enum __DRI2throttleReason throttle_reason); }; -- cgit v1.2.3