export declare enum Location {
    BARYCENTRIC = 0
}
export declare const vert = "\n#ifdef USE_WIREFRAME\n  v_Barycentric = a_Barycentric;\n#endif\n";
export declare const vert_declaration = "\n#ifdef USE_WIREFRAME\n  layout(location = 0) in vec3 a_Barycentric;\n  out vec3 v_Barycentric;\n#endif\n";
export declare const frag = "\n#ifdef USE_WIREFRAME\n  vec3 u_WireframeLineColor = vec3(0.0, 0.0, 0.0);\n\n  outputColor.xyz = mix(outputColor.xyz, u_WireframeLineColor, (1.0 - edgeFactor()));\n  if (any(lessThan(v_Barycentric, vec3(0.01)))) {\n    outputColor.a = 0.95;\n  }\n#endif\n";
export declare const frag_declaration = "\n#ifdef USE_WIREFRAME\n  in vec3 v_Barycentric;\n\n  float edgeFactor() {\n    float u_WireframeLineWidth = 1.0;\n    vec3 d = fwidth(v_Barycentric);\n    vec3 a3 = smoothstep(vec3(0.0), d * u_WireframeLineWidth, v_Barycentric);\n    return min(min(a3.x, a3.y), a3.z);\n  }\n#endif\n";