Cesium-Prequel/Specs/Scene/EllipsoidPrimitiveSpec.js

import { Cartesian3 } from "../../Source/Cesium.js";
import { defined } from "../../Source/Cesium.js";
import { Matrix4 } from "../../Source/Cesium.js";
import { EllipsoidPrimitive } from "../../Source/Cesium.js";
import { Material } from "../../Source/Cesium.js";
import createScene from "../createScene.js";

describe(
  "Scene/EllipsoidPrimitive",
  function () {
    var scene;
    var ellipsoid;

    beforeAll(function () {
      scene = createScene();
      scene.primitives.destroyPrimitives = false;
      scene.frameState.scene3DOnly = false;
    });

    afterAll(function () {
      scene.destroyForSpecs();
    });

    beforeEach(function () {
      ellipsoid = new EllipsoidPrimitive();
      var offset = new Cartesian3(1.02, 0.0, 0.0);
      scene.camera.lookAtTransform(Matrix4.IDENTITY, offset);
    });

    afterEach(function () {
      scene.primitives.removeAll();
      if (defined(ellipsoid) && !ellipsoid.isDestroyed()) {
        ellipsoid = ellipsoid.destroy();
      }
    });

    it("gets the default properties", function () {
      expect(ellipsoid.show).toEqual(true);
      expect(ellipsoid.center).toEqual(Cartesian3.ZERO);
      expect(ellipsoid.radii).toBeUndefined();
      expect(ellipsoid.modelMatrix).toEqual(Matrix4.IDENTITY);
      expect(ellipsoid.material.type).toEqual(Material.ColorType);
      expect(ellipsoid.debugShowBoundingVolume).toEqual(false);
    });

    it("Constructs with options", function () {
      var material = Material.fromType(Material.StripeType);
      var e = new EllipsoidPrimitive({
        center: new Cartesian3(1.0, 2.0, 3.0),
        radii: new Cartesian3(4.0, 5.0, 6.0),
        modelMatrix: Matrix4.fromUniformScale(2.0),
        show: false,
        material: material,
        id: "id",
        debugShowBoundingVolume: true,
      });

      expect(e.center).toEqual(new Cartesian3(1.0, 2.0, 3.0));
      expect(e.radii).toEqual(new Cartesian3(4.0, 5.0, 6.0));
      expect(e.modelMatrix).toEqual(Matrix4.fromUniformScale(2.0));
      expect(e.show).toEqual(false);
      expect(e.material).toBe(material);
      expect(e.id).toEqual("id");
      expect(e.debugShowBoundingVolume).toEqual(true);

      e.destroy();
    });

    it("renders with the default material", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);

      expect(scene).toRender([0, 0, 0, 255]);

      scene.primitives.add(ellipsoid);
      expect(scene).notToRender([0, 0, 0, 255]);
    });

    it("renders with a custom modelMatrix", function () {
      ellipsoid.radii = new Cartesian3(0.1, 0.1, 0.1);
      ellipsoid.modelMatrix = Matrix4.fromScale(
        new Cartesian3(10.0, 10.0, 10.0)
      );

      expect(scene).toRender([0, 0, 0, 255]);

      scene.primitives.add(ellipsoid);
      expect(scene).notToRender([0, 0, 0, 255]);
    });

    it("renders two with a vertex array cache hit", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      var ellipsoid2 = new EllipsoidPrimitive();
      ellipsoid2.radii = new Cartesian3(1.0, 1.0, 1.0);

      expect(scene).toRender([0, 0, 0, 255]);

      scene.primitives.add(ellipsoid);
      var result;
      expect(scene).toRenderAndCall(function (rgba) {
        result = rgba;
        expect(rgba).not.toEqual([0, 0, 0, 255]);
      });

      expect(scene).toRender(result);

      scene.primitives.add(ellipsoid2);
      expect(scene).notToRender([0, 0, 0, 255]);
      expect(scene).notToRender(result);

      ellipsoid2.destroy();
    });

    it("renders bounding volume with debugShowBoundingVolume", function () {
      var scene = createScene();
      scene.primitives.add(
        new EllipsoidPrimitive({
          radii: new Cartesian3(1.0, 1.0, 1.0),
          debugShowBoundingVolume: true,
        })
      );

      var camera = scene.camera;
      camera.position = new Cartesian3(1.02, 0.0, 0.0);
      camera.direction = Cartesian3.negate(Cartesian3.UNIT_X, new Cartesian3());
      camera.up = Cartesian3.clone(Cartesian3.UNIT_Z);

      expect(scene).notToRender([0, 0, 0, 255]);
      scene.destroyForSpecs();
    });

    it("does not render when show is false", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      ellipsoid.show = false;

      expect(scene).toRender([0, 0, 0, 255]);
    });

    it("does not render without radii", function () {
      expect(scene).toRender([0, 0, 0, 255]);
    });

    it("does not render when not in view due to center", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      ellipsoid.center = new Cartesian3(10.0, 0.0, 0.0);

      expect(scene).toRender([0, 0, 0, 255]);

      scene.primitives.add(ellipsoid);
      expect(scene).toRender([0, 0, 0, 255]);
    });

    it("is picked", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      ellipsoid.id = "id";

      scene.primitives.add(ellipsoid);

      expect(scene).toPickAndCall(function (result) {
        expect(result.primitive).toEqual(ellipsoid);
        expect(result.id).toEqual("id");
      });
    });

    it("is not picked (show === false)", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      ellipsoid.show = false;

      scene.primitives.add(ellipsoid);

      expect(scene).notToPick();
    });

    it("is not picked (alpha === 0.0)", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      ellipsoid.material.uniforms.color.alpha = 0.0;

      scene.primitives.add(ellipsoid);

      expect(scene).notToPick();
    });

    it("isDestroyed", function () {
      expect(ellipsoid.isDestroyed()).toEqual(false);
      ellipsoid.destroy();
      expect(ellipsoid.isDestroyed()).toEqual(true);
    });

    it("throws when rendered without a material", function () {
      ellipsoid.radii = new Cartesian3(1.0, 1.0, 1.0);
      ellipsoid.material = undefined;

      scene.primitives.add(ellipsoid);

      expect(function () {
        scene.renderForSpecs();
      }).toThrowDeveloperError();
    });
  },
  "WebGL"
);