css: Fix computation of pixels occupied by blur radius
authorBenjamin Otte <otte@redhat.com>
Mon, 3 Feb 2014 14:56:59 +0000 (15:56 +0100)
committerBenjamin Otte <otte@redhat.com>
Mon, 3 Feb 2014 20:38:16 +0000 (21:38 +0100)
commite9fb8ad1f7606deb4ae35773351e67281d56aa9f
tree5d86ac77d3a641058860b015365b0962fda9306b
parent43baa213b254a9457eca0ff6aec46b8678fab2ea
css: Fix computation of pixels occupied by blur radius

These computations were done randomly in lots of places and more often
than not, they were also wrong.
This function was copied (with docs) from Firefox:
  http://lxr.mozilla.org/mozilla-central/source/gfx/2d/Blur.cpp

https://bugzilla.gnome.org/show_bug.cgi?id=723159
gtk/gtkcairoblur.c
gtk/gtkcairoblurprivate.h
gtk/gtkcssshadowsvalue.c
gtk/gtkcssshadowvalue.c