[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [56766] trunk/blender/source/blender/ editors/interface/interface_regions.c: Fix #35342: multisample antialiasing makes tooltips look blurry.

[Brecht Van Lommel]

Revision: 56766
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=56766
Author:   blendix
Date:     2013-05-13 13:45:45 +0000 (Mon, 13 May 2013)
Log Message:
-----------
Fix #35342: multisample antialiasing makes tooltips look blurry.

Modified Paths:
--------------
    trunk/blender/source/blender/editors/interface/interface_regions.c

Modified: trunk/blender/source/blender/editors/interface/interface_regions.c
===================================================================
--- trunk/blender/source/blender/editors/interface/interface_regions.c	2013-05-13 13:44:20 UTC (rev 56765)
+++ trunk/blender/source/blender/editors/interface/interface_regions.c	2013-05-13 13:45:45 UTC (rev 56766)
@@ -365,8 +365,13 @@
 
 	float background_color[3];
 	float tone_bg;
-	int i;
+	int i, multisample_enabled;
 
+	/* disable AA, makes widgets too blurry */
+	multisample_enabled = glIsEnabled(GL_MULTISAMPLE_ARB);
+	if (multisample_enabled)
+		glDisable(GL_MULTISAMPLE_ARB);
+
 	/* draw background */
 	ui_draw_tooltip_background(UI_GetStyle(), NULL, &bbox);
 
@@ -402,6 +407,9 @@
 		bbox.ymin -= data->lineh + data->spaceh;
 		bbox.ymax -= data->lineh + data->spaceh;
 	}
+
+	if (multisample_enabled)
+		glEnable(GL_MULTISAMPLE_ARB);
 }
 
 static void ui_tooltip_region_free_cb(ARegion *ar)