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authorEric Anholt <eric@anholt.net>2008-07-23 09:17:07 -0700
committerEric Anholt <eric@anholt.net>2008-07-23 10:21:25 -0700
commit2e3714380027252ba17a11f23eae851d3f77ab02 (patch)
treed65ba0bebfcc26e72258ac05848127fb535bc32c /src/mesa/drivers/dri/intel/intel_fbo.h
parentd2d5abfaeb46fc7b4d4267a6c9e92420fc9b5334 (diff)
intel: Add a little span cache to spead up readpixels by cutting syscalls.
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_fbo.h')
-rw-r--r--src/mesa/drivers/dri/intel/intel_fbo.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_fbo.h b/src/mesa/drivers/dri/intel/intel_fbo.h
index f55d3747f2..9d15582d78 100644
--- a/src/mesa/drivers/dri/intel/intel_fbo.h
+++ b/src/mesa/drivers/dri/intel/intel_fbo.h
@@ -79,6 +79,9 @@ struct intel_renderbuffer
GLuint pf_pending; /**< sequence number of pending flip */
GLuint vbl_pending; /**< vblank sequence number of pending flip */
+
+ uint8_t *span_cache;
+ unsigned long span_cache_offset;
};
extern struct intel_renderbuffer *intel_renderbuffer(struct gl_renderbuffer