mod_geo-tp/src/shader.frag

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GLSL
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varying vec3 frag_col;
uniform vec3 wf_col;
uniform bool wireframe;
uniform float alpha;
void main() {
if (!wireframe)
// gl_FragColor = vec4(wf_col, alpha);
gl_FragColor = vec4(.5, .5, .5, 1);
else
gl_FragColor = vec4(frag_col, alpha);
}