From: Massimo Valentini <mvalentini@src.gnome.org>
Date: Mon, 30 May 2016 10:45:44 +0000 (+0200)
Subject: Bug 764628: Gaussian blur: visual glitches
X-Git-Tag: archive/raspbian/1%0.1.106-3+rpi1^2~15^2~21^2~396
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=a069e4724e10403afc887b9cf236ce8e69552e46;p=babl.git

Bug 764628: Gaussian blur: visual glitches
---

diff --git a/extensions/sse2-float.c b/extensions/sse2-float.c
index 31b58d1..8148bf2 100644
--- a/extensions/sse2-float.c
+++ b/extensions/sse2-float.c
@@ -114,7 +114,7 @@ conv_rgbAF_linear_rgbaF_linear_shuffle (const float *src, float *dst, long sampl
           float alpha0 = ((float *)s)[3];
           pre_rgba0 = *s;
           
-          if (alpha0 <= 0.0f)
+          if (alpha0 <= BABL_ALPHA_THRESHOLD_FLOAT)
           {
             /* Zero RGB */
             rgba0 = _mm_setzero_ps();
@@ -174,7 +174,7 @@ conv_rgbAF_linear_rgbaF_linear_spin (const float *src, float *dst, long samples)
       const long    n = samples;
       const __v4sf *s = (const __v4sf*) src;
             __v4sf *d = (__v4sf*)dst;
-      const __v4sf zero = _mm_setzero_ps();
+      const __v4sf zero = _mm_set_ss (BABL_ALPHA_THRESHOLD_FLOAT);
       const __v4sf one = _mm_set_ss(1.0f);
 
       for ( ; i < n; i += 1)