export declare enum Location {
    POSITION = 0
}
export declare const vert = "\nlayout(location = 0) in vec2 a_Position;\n\nout vec2 v_Uv;\n\nvoid main() {\n  v_Uv = 0.5 * (a_Position + 1.0);\n  gl_Position = vec4(a_Position, 0.0, 1.0);\n\n  #ifdef VIEWPORT_ORIGIN_TL\n    v_Uv.y = 1.0 - v_Uv.y;\n  #endif\n}\n";