From f4c37d6ab256f860a755fe69dfea5fb8df217a2f Mon Sep 17 00:00:00 2001 From: Chia-I Wu Date: Thu, 8 Sep 2011 01:39:27 +0800 Subject: [PATCH] st/egl: add NATIVE_PARAM_PREMULTIPLIED_ALPHA Return TRUE if the display supports premultiplied alpha. --- src/gallium/state_trackers/egl/common/native.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/src/gallium/state_trackers/egl/common/native.h b/src/gallium/state_trackers/egl/common/native.h index 0c86b752c92..c85aedfa5e1 100644 --- a/src/gallium/state_trackers/egl/common/native.h +++ b/src/gallium/state_trackers/egl/common/native.h @@ -70,7 +70,13 @@ enum native_param_type { /** * Return the maximum supported swap interval. */ - NATIVE_PARAM_MAX_SWAP_INTERVAL + NATIVE_PARAM_MAX_SWAP_INTERVAL, + + /** + * Return TRUE if the display supports premultiplied alpha, regardless of + * the surface color format. + */ + NATIVE_PARAM_PREMULTIPLIED_ALPHA }; /** @@ -85,6 +91,9 @@ struct native_present_control { /**< wait until the given vsyncs has passed since the last presentation */ uint swap_interval; + + /**< pixels use premultiplied alpha */ + boolean premultiplied_alpha; }; struct native_surface { -- 2.30.2