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Fixed (?) a fragment shader in the "Shader" example

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This commit is contained in:
Laurent Gomila 2011-12-14 07:34:47 +01:00
parent c33fa1d290
commit 78e1e8732b
1 changed files with 1 additions and 1 deletions
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examples/shader/resources/edge.frag
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@ -24,7 +24,7 @@ void main()
vec3 result = sqrt(hEdge.rgb * hEdge.rgb + vEdge.rgb * vEdge.rgb); vec3 result = sqrt(hEdge.rgb * hEdge.rgb + vEdge.rgb * vEdge.rgb);
float edge = length(result); float edge = length(result);
vec4 pixel = gl_Color * texture2D(texture, gl_TexCoord[0].xy); vec4 pixel = gl_Color * texture2D(texture, gl_TexCoord[0].xy);
if (edge > edge_threshold * 8) if (edge > (edge_threshold * 8.0))
pixel.rgb = vec3(0.0, 0.0, 0.0); pixel.rgb = vec3(0.0, 0.0, 0.0);
else else
pixel.a = edge_threshold; pixel.a = edge_threshold;