BS版本 1.20

yzt

2023-05-08 24e1c6a1c3d5331b5a4f1111dcbae3ef148eda1a

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import { ArcType } from "../../Source/Cesium.js";
import { Cartesian3 } from "../../Source/Cesium.js";
import { Color } from "../../Source/Cesium.js";
import { ColorGeometryInstanceAttribute } from "../../Source/Cesium.js";
import { GeometryInstance } from "../../Source/Cesium.js";
import { PolylineGeometry } from "../../Source/Cesium.js";
import { Appearance } from "../../Source/Cesium.js";
import { PolylineColorAppearance } from "../../Source/Cesium.js";
import { Primitive } from "../../Source/Cesium.js";
import createScene from "../createScene.js";
 
describe(
  "Scene/PolylineColorAppearance",
  function () {
    var scene;
    var primitive;
 
    beforeAll(function () {
      scene = createScene();
      scene.primitives.destroyPrimitives = false;
    });
 
    afterAll(function () {
      scene.destroyForSpecs();
    });
 
    afterEach(function () {
      scene.primitives.removeAll();
      primitive = primitive && !primitive.isDestroyed() && primitive.destroy();
    });
 
    it("constructor", function () {
      var a = new PolylineColorAppearance();
 
      expect(a.material).not.toBeDefined();
      expect(a.vertexShaderSource).toBeDefined();
      expect(a.fragmentShaderSource).toBeDefined();
      expect(a.renderState).toEqual(
        Appearance.getDefaultRenderState(true, false)
      );
      expect(a.vertexFormat).toEqual(PolylineColorAppearance.VERTEX_FORMAT);
      expect(a.translucent).toEqual(true);
      expect(a.closed).toEqual(false);
    });
 
    it("renders", function () {
      primitive = new Primitive({
        geometryInstances: new GeometryInstance({
          geometry: new PolylineGeometry({
            positions: [
              new Cartesian3(0.0, -1000000.0, 0.0),
              new Cartesian3(0.0, 1000000.0, 0.0),
            ],
            width: 10.0,
            vertexFormat: PolylineColorAppearance.VERTEX_FORMAT,
            arcType: ArcType.NONE,
          }),
          attributes: {
            color: ColorGeometryInstanceAttribute.fromColor(
              new Color(1.0, 1.0, 0.0, 1.0)
            ),
          },
        }),
        appearance: new PolylineColorAppearance({
          translucent: false,
        }),
        asynchronous: false,
      });
 
      expect(scene).toRender([0, 0, 0, 255]);
 
      scene.primitives.add(primitive);
      expect(scene).notToRender([0, 0, 0, 255]);
    });
  },
  "WebGL"
);