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[DEV] fragment shader error

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This commit is contained in:
Edouard DUPIN 2014-01-22 23:16:20 +01:00
parent 5e3974f59d
commit dbd7e1a401
1 changed files with 4 additions and 0 deletions
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4
data/fontDistanceField/font1.frag
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@ -24,7 +24,11 @@ vec3 glow_color = vec3(0.0,0.0,0.0);
void main(void) {
vec4 color = texture2D(EW_texID, f_texcoord );
float dist = color.r;
#ifndef GL_ES
float width = fwidth(dist);
#else
float width = dist;
#endif
float alpha = smoothstep(f_glyphLevel-width, f_glyphLevel+width, dist);
// Smooth