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gleffects: Fix fisheye shader - pass float to sqrt

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On OSX passing literal int to sqrt() in GLSL results in error.

https://bugzilla.gnome.org/show_bug.cgi?id=746209
This commit is contained in:
Michał Dębski 2015-03-21 23:21:13 +01:00 committed by Tim-Philipp Müller
parent 85d9185b0c
commit eb326ba4c2
1 changed files with 1 additions and 1 deletions
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ext/gl/effects/gstgleffectssources.c
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@ -192,7 +192,7 @@ const gchar *fisheye_fragment_source_opengl =
" vec2 normcoord;"
" normcoord = texturecoord - 0.5;"
" float r = length (normcoord);"
" normcoord *= r * sqrt(2);"
" normcoord *= r * sqrt(2.0);"
" texturecoord = normcoord + 0.5;"
" vec4 color = texture2D (tex, texturecoord);"
" gl_FragColor = color;"