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Fixed the "edge" effect in the Shader sample

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git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1275 4e206d99-4929-0410-ac5d-dfc041789085
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LaurentGom 2009-11-12 07:44:11 +00:00
parent 4c9f2e18cd
commit fb543957ee
2 changed files with 3 additions and 2 deletions
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3
samples/bin/datas/shader/edge.sfx
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@ -21,7 +21,8 @@ void main()
texture2D(texture, gl_TexCoord[0].xy + offx - offy) * 1.0 +
texture2D(texture, gl_TexCoord[0].xy + offx + offy) * -1.0;
float edge = sqrt(hEdge.rgb * hEdge.rgb + vEdge.rgb * vEdge.rgb);
vec3 result = sqrt(hEdge.rgb * hEdge.rgb + vEdge.rgb * vEdge.rgb);
float edge = length(result);
if (edge > threshold)
gl_FragColor.rgb = vec3(0, 0, 0);
else