2022.1.6

15832144755

2022-01-06 7b4c8991dca9cf2a809a95e239d144697d3afb56

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import { Cartesian3 } from "../../Source/Cesium.js";
import { EllipsoidGeometry } from "../../Source/Cesium.js";
import { Matrix4 } from "../../Source/Cesium.js";
import { PrimitiveType } from "../../Source/Cesium.js";
import { VertexFormat } from "../../Source/Cesium.js";
import { createTangentSpaceDebugPrimitive } from "../../Source/Cesium.js";
 
describe("Scene/createTangentSpaceDebugPrimitive", function () {
  it("computes all attributes", function () {
    var geometry = new EllipsoidGeometry({
      vertexFormat: VertexFormat.ALL,
      radii: new Cartesian3(500000.0, 500000.0, 1000000.0),
    });
    var modelMatrix = Matrix4.multiplyByTranslation(
      Matrix4.IDENTITY,
      new Cartesian3(0.0, 0.0, 11000000.0),
      new Matrix4()
    );
 
    var primitive = createTangentSpaceDebugPrimitive({
      geometry: geometry,
      modelMatrix: modelMatrix,
      length: 1000.0,
    });
 
    expect(primitive.geometryInstances).toBeDefined();
    expect(primitive.appearance).toBeDefined();
    expect(primitive.asynchronous).toBe(false);
 
    var instances = primitive.geometryInstances;
    expect(instances.length).toEqual(3);
 
    expect(instances[0].modelMatrix).toEqual(modelMatrix);
    expect(instances[1].modelMatrix).toEqual(modelMatrix);
    expect(instances[2].modelMatrix).toEqual(modelMatrix);
 
    expect(instances[0].attributes).toBeDefined();
    expect(instances[0].attributes.color).toBeDefined();
    expect(instances[1].attributes).toBeDefined();
    expect(instances[1].attributes.color).toBeDefined();
    expect(instances[2].attributes).toBeDefined();
    expect(instances[2].attributes.color).toBeDefined();
 
    expect(instances[0].geometry.primitiveType).toEqual(PrimitiveType.LINES);
    expect(instances[1].geometry.primitiveType).toEqual(PrimitiveType.LINES);
    expect(instances[2].geometry.primitiveType).toEqual(PrimitiveType.LINES);
  });
 
  it("throws without geometry", function () {
    expect(function () {
      createTangentSpaceDebugPrimitive();
    }).toThrowDeveloperError();
  });
});