| import {degrees, pi, radians} from "../math.js"; | |
| import {projectionMutator} from "./index.js"; | |
| export function conicProjection(projectAt) { | |
| var phi0 = 0, | |
| phi1 = pi / 3, | |
| m = projectionMutator(projectAt), | |
| p = m(phi0, phi1); | |
| p.parallels = function(_) { | |
| return arguments.length ? m(phi0 = _[0] * radians, phi1 = _[1] * radians) : [phi0 * degrees, phi1 * degrees]; | |
| }; | |
| return p; | |
| } | |