mirror of
https://github.com/mapillary/mapillary-js.git
synced 2025-12-08 17:35:55 +00:00
218 lines
7.3 KiB
TypeScript
218 lines
7.3 KiB
TypeScript
import { GeometryProviderBase } from "../../src/api/GeometryProviderBase";
|
|
import { LngLat } from "../../src/api/interfaces/LngLat";
|
|
import { MapillaryError } from "../../src/error/MapillaryError";
|
|
import * as GeoCoords from "../../src/geo/GeoCoords";
|
|
import { isClockwise } from "../helper/TestMath";
|
|
|
|
class GeometryProvider extends GeometryProviderBase {
|
|
public bboxToCellIds(sw: LngLat, ne: LngLat): string[] {
|
|
return this._approxBboxToCellIds(sw, ne);
|
|
}
|
|
|
|
public getVertices(cellId: string): LngLat[] {
|
|
const ll = this._cellIdToLatLng(cellId);
|
|
const lat = ll.lat;
|
|
const lng = ll.lng;
|
|
return [
|
|
{ lat: lat - 0.5, lng: lng + 0.5 },
|
|
{ lat: lat - 0.5, lng: lng - 0.5 },
|
|
{ lat: lat + 0.5, lng: lng - 0.5 },
|
|
{ lat: lat + 0.5, lng: lng + 0.5 },
|
|
];
|
|
}
|
|
|
|
public getAdjacent(cellId: string): string[] {
|
|
const ll = this._cellIdToLatLng(cellId);
|
|
const lat = ll.lat;
|
|
const lng = ll.lng;
|
|
return [
|
|
`${lat}/${lng - 1}`,
|
|
`${lat + 1}/${lng}`,
|
|
`${lat}/${lng + 1}`,
|
|
`${lat - 1}/${lng}`,
|
|
`${lat + 1}/${lng - 1}`,
|
|
`${lat + 1}/${lng + 1}`,
|
|
`${lat - 1}/${lng - 1}`,
|
|
`${lat - 1}/${lng + 1}`,
|
|
];
|
|
}
|
|
|
|
public lngLatToCellId(lngLat: LngLat): string {
|
|
const lat = lngLat.lat;
|
|
const lng = lngLat.lng;
|
|
return `${Math.round(lat)}/${Math.round(lng)}`;
|
|
}
|
|
|
|
private _cellIdToLatLng(cellId: string): LngLat {
|
|
const [c0, c1] = cellId.split("/");
|
|
const lat = Number.parseInt(c0, 10);
|
|
const lng = Number.parseInt(c1, 10);
|
|
return { lat, lng: lng };
|
|
}
|
|
}
|
|
|
|
describe("GeometryProvider.ctor", () => {
|
|
it("should be defined", () => {
|
|
const geometry = new GeometryProvider();
|
|
expect(geometry).toBeDefined();
|
|
});
|
|
});
|
|
|
|
describe("GeometryProvider.lngLatToCellId", () => {
|
|
it("should call geometry correctly", () => {
|
|
const geometry = new GeometryProvider();
|
|
const cellId = geometry.lngLatToCellId({ lat: 0, lng: 0 });
|
|
expect(cellId).toBe("0/0");
|
|
});
|
|
});
|
|
|
|
describe("GeometryProvider.bboxToCellIds", () => {
|
|
beforeEach(() => {
|
|
spyOn(GeoCoords, "geodeticToEnu").and.callFake(
|
|
(
|
|
lat: number,
|
|
lng: number,
|
|
_: number,
|
|
refLat: number,
|
|
refLng: number)
|
|
: number[] => {
|
|
return [
|
|
refLng + lng,
|
|
refLat + lat,
|
|
0];
|
|
});
|
|
|
|
spyOn(GeoCoords, "enuToGeodetic").and.callFake(
|
|
(x: number, y: number, _: number, refLat: number, refLng: number): number[] => {
|
|
return [
|
|
refLng + x,
|
|
refLat + y,
|
|
0];
|
|
});
|
|
})
|
|
|
|
it("should return cell", () => {
|
|
const geometry = new GeometryProvider();
|
|
const sw: LngLat = { lat: -0.1, lng: -0.1 };
|
|
const ne: LngLat = { lat: 0.1, lng: 0.1 };
|
|
const cellIds = geometry.bboxToCellIds(sw, ne);
|
|
|
|
expect(cellIds.length).toBe(1);
|
|
expect(cellIds[0]).toBe("0/0");
|
|
});
|
|
|
|
it("should return cell and adjacent", () => {
|
|
const geometry = new GeometryProvider();
|
|
const sw: LngLat = { lat: -0.6, lng: -0.6 };
|
|
const ne: LngLat = { lat: 0.6, lng: 0.6 };
|
|
const cellIds = geometry.bboxToCellIds(sw, ne);
|
|
|
|
expect(cellIds.length).toBe(9);
|
|
expect(cellIds.indexOf("0/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("0/1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("0/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/1")).not.toBe(-1);
|
|
});
|
|
|
|
it("should return cell and adjacent", () => {
|
|
const geometry = new GeometryProvider();
|
|
const sw: LngLat = { lat: -0.1, lng: -0.1 };
|
|
const ne: LngLat = { lat: 0.1, lng: 0.6 };
|
|
const cellIds = geometry.bboxToCellIds(sw, ne);
|
|
|
|
expect(cellIds.length).toBe(9);
|
|
expect(cellIds.indexOf("0/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("0/1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("0/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/1")).not.toBe(-1);
|
|
});
|
|
|
|
it("should return cell and adjacent", () => {
|
|
const geometry = new GeometryProvider();
|
|
const sw: LngLat = { lat: -0.1, lng: -0.1 };
|
|
const ne: LngLat = { lat: 0.6, lng: 0.1 };
|
|
const cellIds = geometry.bboxToCellIds(sw, ne);
|
|
|
|
expect(cellIds.length).toBe(9);
|
|
expect(cellIds.indexOf("0/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("0/1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("0/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("-1/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/-1")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/0")).not.toBe(-1);
|
|
expect(cellIds.indexOf("1/1")).not.toBe(-1);
|
|
});
|
|
});
|
|
|
|
describe("S2GeometryProvider.bboxToCellIds", () => {
|
|
it("should throw if north east is not larger than south west", () => {
|
|
const geometry = new GeometryProvider();
|
|
|
|
expect(() => {
|
|
geometry
|
|
.bboxToCellIds(
|
|
{ lat: 0, lng: 0 },
|
|
{ lat: -1, lng: 1 });
|
|
}).toThrowError(MapillaryError);
|
|
|
|
expect(() => {
|
|
geometry
|
|
.bboxToCellIds(
|
|
{ lat: 0, lng: 0 },
|
|
{ lat: 1, lng: -1 });
|
|
}).toThrowError(MapillaryError);
|
|
|
|
expect(() => {
|
|
geometry
|
|
.bboxToCellIds(
|
|
{ lat: 0, lng: 0 },
|
|
{ lat: -1, lng: -1 });
|
|
}).toThrowError(MapillaryError);
|
|
});
|
|
});
|
|
|
|
describe("S2GeometryProvider.getCorners", () => {
|
|
it("should be correctly placed relative to each other", () => {
|
|
const geometry = new GeometryProvider();
|
|
|
|
const lngLats: LngLat[] = [
|
|
{ lat: 0, lng: 0 },
|
|
{ lat: 45, lng: 0 },
|
|
{ lat: 0, lng: 45 },
|
|
{ lat: -45, lng: 0 },
|
|
{ lat: 0, lng: -45 },
|
|
{ lat: 45, lng: 45 },
|
|
{ lat: -45, lng: -45 },
|
|
{ lat: 45, lng: -45 },
|
|
{ lat: -45, lng: 45 },
|
|
{ lat: -45, lng: 135 },
|
|
];
|
|
|
|
for (let lngLat of lngLats) {
|
|
const cellId = geometry.lngLatToCellId(lngLat);
|
|
const vertices = geometry.getVertices(cellId);
|
|
expect(vertices.length).toBe(4);
|
|
|
|
const polygon = vertices
|
|
.map(
|
|
(ll: LngLat): number[] => {
|
|
return [ll.lng, ll.lat];
|
|
});
|
|
|
|
expect(isClockwise(polygon)).toBe(true);
|
|
}
|
|
});
|
|
});
|