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authorMichel Dänzer <michel@tungstengraphics.com>2006-09-01 11:27:14 +0200
committerMichel Dänzer <michel@tungstengraphics.com>2006-09-28 15:41:36 +0200
commit89e323e4900af84cc33219ad24eb0b435a039d23 (patch)
tree6c55c148b5d5981d3e5eaf1d7d8d5afb51da0931 /libdrm
parent7f09f957d9a61ac107f8fd29128d7899a3e8a228 (diff)
Core vsync: Add flag DRM_VBLANK_NEXTONMISS.
When this flag is set and the target sequence is missed, wait for the next vertical blank instead of returning immediately.
Diffstat (limited to 'libdrm')
-rw-r--r--libdrm/xf86drm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/libdrm/xf86drm.h b/libdrm/xf86drm.h
index cda570de..2ad70807 100644
--- a/libdrm/xf86drm.h
+++ b/libdrm/xf86drm.h
@@ -252,6 +252,7 @@ typedef struct _drmTextureRegion {
typedef enum {
DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */
DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */
+ DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */
DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */
DRM_VBLANK_SIGNAL = 0x40000000 /* Send signal instead of blocking */
} drmVBlankSeqType;