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BillboardCollectionSpec.js
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import { BoundingRectangle } from "../../Source/Cesium.js";
import { BoundingSphere } from "../../Source/Cesium.js";
import { Cartesian2 } from "../../Source/Cesium.js";
import { Cartesian3 } from "../../Source/Cesium.js";
import { CesiumTerrainProvider } from "../../Source/Cesium.js";
import { Color } from "../../Source/Cesium.js";
import { createGuid } from "../../Source/Cesium.js";
import { defer } from "../../Source/Cesium.js";
import { DistanceDisplayCondition } from "../../Source/Cesium.js";
import { Math as CesiumMath } from "../../Source/Cesium.js";
import { NearFarScalar } from "../../Source/Cesium.js";
import { OrthographicOffCenterFrustum } from "../../Source/Cesium.js";
import { PerspectiveFrustum } from "../../Source/Cesium.js";
import { Rectangle } from "../../Source/Cesium.js";
import { Resource } from "../../Source/Cesium.js";
import { Billboard } from "../../Source/Cesium.js";
import { BillboardCollection } from "../../Source/Cesium.js";
import { BlendOption } from "../../Source/Cesium.js";
import { HeightReference } from "../../Source/Cesium.js";
import { HorizontalOrigin } from "../../Source/Cesium.js";
import { TextureAtlas } from "../../Source/Cesium.js";
import { VerticalOrigin } from "../../Source/Cesium.js";
import createGlobe from "../createGlobe.js";
import createScene from "../createScene.js";
import pollToPromise from "../pollToPromise.js";
describe(
"Scene/BillboardCollection",
function () {
let scene;
let context;
let camera;
let billboards;
let greenImage;
let blueImage;
let whiteImage;
let largeBlueImage;
beforeAll(function () {
scene = createScene();
context = scene.context;
camera = scene.camera;
return Promise.all([
Resource.fetchImage("./Data/Images/Green2x2.png").then(function (
result
) {
greenImage = result;
}),
Resource.fetchImage("./Data/Images/Blue2x2.png").then(function (
result
) {
blueImage = result;
}),
Resource.fetchImage("./Data/Images/White2x2.png").then(function (
result
) {
whiteImage = result;
}),
Resource.fetchImage("./Data/Images/Blue10x10.png").then(function (
result
) {
largeBlueImage = result;
}),
]);
});
afterAll(function () {
scene.destroyForSpecs();
});
beforeEach(function () {
scene.morphTo3D(0);
camera.position = new Cartesian3(10.0, 0.0, 0.0);
camera.direction = Cartesian3.negate(Cartesian3.UNIT_X, new Cartesian3());
camera.up = Cartesian3.clone(Cartesian3.UNIT_Z);
camera.frustum = new PerspectiveFrustum();
camera.frustum.aspectRatio =
scene.drawingBufferWidth / scene.drawingBufferHeight;
camera.frustum.fov = CesiumMath.toRadians(60.0);
billboards = new BillboardCollection();
scene.primitives.add(billboards);
});
afterEach(function () {
// billboards are destroyed by removeAll().
scene.primitives.removeAll();
});
it("constructs a default billboard", function () {
const b = billboards.add();
expect(b.show).toEqual(true);
expect(b.position).toEqual(Cartesian3.ZERO);
expect(b.pixelOffset).toEqual(Cartesian2.ZERO);
expect(b.eyeOffset).toEqual(Cartesian3.ZERO);
expect(b.horizontalOrigin).toEqual(HorizontalOrigin.CENTER);
expect(b.verticalOrigin).toEqual(VerticalOrigin.CENTER);
expect(b.scale).toEqual(1.0);
expect(b.image).toBeUndefined();
expect(b.color.red).toEqual(1.0);
expect(b.color.green).toEqual(1.0);
expect(b.color.blue).toEqual(1.0);
expect(b.color.alpha).toEqual(1.0);
expect(b.rotation).toEqual(0.0);
expect(b.alignedAxis).toEqual(Cartesian3.ZERO);
expect(b.scaleByDistance).toBeUndefined();
expect(b.translucencyByDistance).toBeUndefined();
expect(b.pixelOffsetScaleByDistance).toBeUndefined();
expect(b.width).toBeUndefined();
expect(b.height).toBeUndefined();
expect(b.id).toBeUndefined();
expect(b.heightReference).toEqual(HeightReference.NONE);
expect(b.sizeInMeters).toEqual(false);
expect(b.distanceDisplayCondition).toBeUndefined();
expect(b.disableDepthTestDistance).toBeUndefined();
});
it("can add and remove before first update.", function () {
const b = billboards.add();
billboards.remove(b);
scene.renderForSpecs();
});
it("explicitly constructs a billboard", function () {
const b = billboards.add({
show: false,
position: new Cartesian3(1.0, 2.0, 3.0),
pixelOffset: new Cartesian2(1.0, 2.0),
eyeOffset: new Cartesian3(1.0, 2.0, 3.0),
horizontalOrigin: HorizontalOrigin.LEFT,
verticalOrigin: VerticalOrigin.BOTTOM,
scale: 2.0,
image: greenImage,
color: {
red: 1.0,
green: 2.0,
blue: 3.0,
alpha: 4.0,
},
rotation: 1.0,
alignedAxis: Cartesian3.UNIT_Z,
scaleByDistance: new NearFarScalar(1.0, 3.0, 1.0e6, 0.0),
translucencyByDistance: new NearFarScalar(1.0, 1.0, 1.0e6, 0.0),
pixelOffsetScaleByDistance: new NearFarScalar(1.0, 1.0, 1.0e6, 0.0),
width: 300.0,
height: 200.0,
sizeInMeters: true,
distanceDisplayCondition: new DistanceDisplayCondition(10.0, 100.0),
disableDepthTestDistance: 10.0,
id: "id",
});
expect(b.show).toEqual(false);
expect(b.position).toEqual(new Cartesian3(1.0, 2.0, 3.0));
expect(b.pixelOffset).toEqual(new Cartesian2(1.0, 2.0));
expect(b.eyeOffset).toEqual(new Cartesian3(1.0, 2.0, 3.0));
expect(b.horizontalOrigin).toEqual(HorizontalOrigin.LEFT);
expect(b.verticalOrigin).toEqual(VerticalOrigin.BOTTOM);
expect(b.scale).toEqual(2.0);
expect(b.image).toEqual(b._imageId);
expect(b.color.red).toEqual(1.0);
expect(b.color.green).toEqual(2.0);
expect(b.color.blue).toEqual(3.0);
expect(b.color.alpha).toEqual(4.0);
expect(b.rotation).toEqual(1.0);
expect(b.alignedAxis).toEqual(Cartesian3.UNIT_Z);
expect(b.scaleByDistance).toEqual(
new NearFarScalar(1.0, 3.0, 1.0e6, 0.0)
);
expect(b.translucencyByDistance).toEqual(
new NearFarScalar(1.0, 1.0, 1.0e6, 0.0)
);
expect(b.pixelOffsetScaleByDistance).toEqual(
new NearFarScalar(1.0, 1.0, 1.0e6, 0.0)
);
expect(b.width).toEqual(300.0);
expect(b.height).toEqual(200.0);
expect(b.sizeInMeters).toEqual(true);
expect(b.distanceDisplayCondition).toEqual(
new DistanceDisplayCondition(10.0, 100.0)
);
expect(b.disableDepthTestDistance).toEqual(10.0);
expect(b.id).toEqual("id");
});
it("sets billboard properties", function () {
const b = billboards.add();
b.show = false;
b.position = new Cartesian3(1.0, 2.0, 3.0);
b.pixelOffset = new Cartesian2(1.0, 2.0);
b.eyeOffset = new Cartesian3(1.0, 2.0, 3.0);
b.horizontalOrigin = HorizontalOrigin.LEFT;
b.verticalOrigin = VerticalOrigin.BOTTOM;
b.scale = 2.0;
b.image = greenImage;
b.color = new Color(1.0, 2.0, 3.0, 4.0);
b.rotation = 1.0;
b.alignedAxis = Cartesian3.UNIT_Z;
b.width = 300.0;
b.height = 200.0;
b.scaleByDistance = new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0);
b.translucencyByDistance = new NearFarScalar(1.0e6, 1.0, 1.0e8, 0.0);
b.pixelOffsetScaleByDistance = new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0);
b.sizeInMeters = true;
b.distanceDisplayCondition = new DistanceDisplayCondition(10.0, 100.0);
b.disableDepthTestDistance = 10.0;
expect(b.show).toEqual(false);
expect(b.position).toEqual(new Cartesian3(1.0, 2.0, 3.0));
expect(b.pixelOffset).toEqual(new Cartesian2(1.0, 2.0));
expect(b.eyeOffset).toEqual(new Cartesian3(1.0, 2.0, 3.0));
expect(b.horizontalOrigin).toEqual(HorizontalOrigin.LEFT);
expect(b.verticalOrigin).toEqual(VerticalOrigin.BOTTOM);
expect(b.scale).toEqual(2.0);
expect(b.image).toEqual(b._imageId);
expect(b.color.red).toEqual(1.0);
expect(b.color.green).toEqual(2.0);
expect(b.color.blue).toEqual(3.0);
expect(b.color.alpha).toEqual(4.0);
expect(b.rotation).toEqual(1.0);
expect(b.alignedAxis).toEqual(Cartesian3.UNIT_Z);
expect(b.scaleByDistance).toEqual(
new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0)
);
expect(b.translucencyByDistance).toEqual(
new NearFarScalar(1.0e6, 1.0, 1.0e8, 0.0)
);
expect(b.pixelOffsetScaleByDistance).toEqual(
new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0)
);
expect(b.width).toEqual(300.0);
expect(b.height).toEqual(200.0);
expect(b.sizeInMeters).toEqual(true);
expect(b.distanceDisplayCondition).toEqual(
new DistanceDisplayCondition(10.0, 100.0)
);
expect(b.disableDepthTestDistance).toEqual(10.0);
});
it("required properties throw for undefined", function () {
const b = billboards.add();
b.show = false;
b.position = new Cartesian3(1.0, 2.0, 3.0);
b.pixelOffset = new Cartesian2(1.0, 2.0);
b.eyeOffset = new Cartesian3(1.0, 2.0, 3.0);
b.horizontalOrigin = HorizontalOrigin.LEFT;
b.verticalOrigin = VerticalOrigin.BOTTOM;
b.scale = 2.0;
b.color = new Color(1.0, 2.0, 3.0, 4.0);
b.rotation = 1.0;
b.alignedAxis = Cartesian3.UNIT_Z;
b.sizeInMeters = true;
expect(function () {
b.show = undefined;
}).toThrowDeveloperError();
expect(function () {
b.position = undefined;
}).toThrowDeveloperError();
expect(function () {
b.pixelOffset = undefined;
}).toThrowDeveloperError();
expect(function () {
b.eyeOffset = undefined;
}).toThrowDeveloperError();
expect(function () {
b.horizontalOrigin = undefined;
}).toThrowDeveloperError();
expect(function () {
b.verticalOrigin = undefined;
}).toThrowDeveloperError();
expect(function () {
b.scale = undefined;
}).toThrowDeveloperError();
expect(function () {
b.color = undefined;
}).toThrowDeveloperError();
expect(function () {
b.rotation = undefined;
}).toThrowDeveloperError();
expect(function () {
b.alignedAxis = undefined;
}).toThrowDeveloperError();
expect(function () {
b.sizeInMeters = undefined;
}).toThrowDeveloperError();
});
it("optional properties handle undefined gracefully", function () {
const b = billboards.add();
b.image = greenImage;
b.width = 300.0;
b.height = 200.0;
b.scaleByDistance = new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0);
b.translucencyByDistance = new NearFarScalar(1.0e6, 1.0, 1.0e8, 0.0);
b.pixelOffsetScaleByDistance = new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0);
b.distanceDisplayCondition = new DistanceDisplayCondition(10.0, 100.0);
b.disableDepthTestDistance = 10.0;
b.image = undefined;
b.width = undefined;
b.height = undefined;
b.scaleByDistance = undefined;
b.translucencyByDistance = undefined;
b.pixelOffsetScaleByDistance = undefined;
b.distanceDisplayCondition = undefined;
b.disableDepthTestDistance = undefined;
expect(b.image).not.toBeDefined();
expect(b.width).not.toBeDefined();
expect(b.height).not.toBeDefined();
expect(b.scaleByDistance).not.toBeDefined();
expect(b.translucencyByDistance).not.toBeDefined();
expect(b.pixelOffsetScaleByDistance).not.toBeDefined();
expect(b.distanceDisplayCondition).not.toBeDefined();
expect(b.disableDepthTestDistance).not.toBeDefined();
});
it("properties throw for incorrect types", function () {
const b = billboards.add();
b.show = false;
b.position = new Cartesian3(1.0, 2.0, 3.0);
b.pixelOffset = new Cartesian2(1.0, 2.0);
b.eyeOffset = new Cartesian3(1.0, 2.0, 3.0);
b.horizontalOrigin = HorizontalOrigin.LEFT;
b.verticalOrigin = VerticalOrigin.BOTTOM;
b.scale = 2.0;
b.color = new Color(1.0, 2.0, 3.0, 4.0);
b.rotation = 1.0;
b.alignedAxis = Cartesian3.UNIT_Z;
b.width = 300.0;
b.height = 200.0;
b.scaleByDistance = new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0);
b.translucencyByDistance = new NearFarScalar(1.0e6, 1.0, 1.0e8, 0.0);
b.pixelOffsetScaleByDistance = new NearFarScalar(1.0e6, 3.0, 1.0e8, 0.0);
b.sizeInMeters = true;
b.distanceDisplayCondition = new DistanceDisplayCondition(10.0, 100.0);
b.disableDepthTestDistance = 10.0;
expect(function () {
b.show = 10;
}).toThrowDeveloperError();
expect(function () {
b.position = 10;
}).toThrowDeveloperError();
expect(function () {
b.pixelOffset = 10;
}).toThrowDeveloperError();
expect(function () {
b.eyeOffset = 10;
}).toThrowDeveloperError();
expect(function () {
b.horizontalOrigin = "left";
}).toThrowDeveloperError();
expect(function () {
b.verticalOrigin = "bottom";
}).toThrowDeveloperError();
expect(function () {
b.scale = "scale";
}).toThrowDeveloperError();
expect(function () {
b.color = 10;
}).toThrowDeveloperError();
expect(function () {
b.rotation = "rotation";
}).toThrowDeveloperError();
expect(function () {
b.alignedAxis = 10;
}).toThrowDeveloperError();
expect(function () {
b.width = "100px";
}).toThrowDeveloperError();
expect(function () {
b.height = "300px";
}).toThrowDeveloperError();
expect(function () {
b.scaleByDistance = 10;
}).toThrowDeveloperError();
expect(function () {
b.translucencyByDistance = 10;
}).toThrowDeveloperError();
expect(function () {
b.pixelOffsetScaleByDistance = 10;
}).toThrowDeveloperError();
expect(function () {
b.sizeInMeters = 10;
}).toThrowDeveloperError();
expect(function () {
b.distanceDisplayCondition = 10;
}).toThrowDeveloperError();
expect(function () {
b.disableDepthTestDistance = "far";
}).toThrowDeveloperError();
});
it("image property setter creates image with GUID for non-uris", function () {
const b = billboards.add();
b.image = 42;
expect(b.image).not.toBe(42);
const guidLength = 36; // 32 hex digits + 4 dashes
expect(b._imageId.length).toBe(guidLength);
});
it("is not destroyed", function () {
expect(billboards.isDestroyed()).toEqual(false);
});
it("renders billboard in multiple passes", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
camera.position = new Cartesian3(2.0, 0.0, 0.0);
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
const frameState = scene.frameState;
frameState.commandList.length = 0;
billboards.blendOption = BlendOption.OPAQUE_AND_TRANSLUCENT;
billboards.update(frameState);
expect(frameState.commandList.length).toEqual(2);
frameState.commandList.length = 0;
billboards.blendOption = BlendOption.OPAQUE;
billboards.update(frameState);
expect(frameState.commandList.length).toEqual(1);
frameState.commandList.length = 0;
billboards.blendOption = BlendOption.TRANSLUCENT;
billboards.update(frameState);
expect(frameState.commandList.length).toEqual(1);
});
});
it("renders billboard with sizeInMeters", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
width: 2.0,
height: 2.0,
sizeInMeters: true,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
camera.position = new Cartesian3(2.0, 0.0, 0.0);
expect(scene).toRender([0, 255, 0, 255]);
camera.position = new Cartesian3(1e6, 0.0, 0.0);
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("disables billboard scaleByDistance", function () {
const b = billboards.add({
scaleByDistance: new NearFarScalar(1.0, 3.0, 1.0e6, 0.0),
});
b.scaleByDistance = undefined;
expect(b.scaleByDistance).toBeUndefined();
});
it("disables billboard translucencyByDistance", function () {
const b = billboards.add({
translucencyByDistance: new NearFarScalar(1.0, 1.0, 1.0e6, 0.0),
});
b.translucencyByDistance = undefined;
expect(b.translucencyByDistance).toBeUndefined();
});
it("disables billboard pixelOffsetScaleByDistance", function () {
const b = billboards.add({
pixelOffsetScaleByDistance: new NearFarScalar(1.0, 1.0, 1.0e6, 0.0),
});
b.pixelOffsetScaleByDistance = undefined;
expect(b.pixelOffsetScaleByDistance).toBeUndefined();
});
it("renders billboard with scaleByDistance", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
scaleByDistance: new NearFarScalar(2.0, 1.0, 4.0, 0.0),
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
camera.position = new Cartesian3(2.0, 0.0, 0.0);
expect(scene).toRender([0, 255, 0, 255]);
camera.position = new Cartesian3(4.0, 0.0, 0.0);
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("renders billboard with translucencyByDistance", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
translucencyByDistance: new NearFarScalar(2.0, 1.0, 4.0, 0.0),
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
camera.position = new Cartesian3(2.0, 0.0, 0.0);
expect(scene).toRender([0, 255, 0, 255]);
camera.position = new Cartesian3(4.0, 0.0, 0.0);
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("renders billboard with pixelOffsetScaleByDistance", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
pixelOffset: new Cartesian2(1.0, 0.0),
pixelOffsetScaleByDistance: new NearFarScalar(2.0, 0.0, 4.0, 1000.0),
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
camera.position = new Cartesian3(2.0, 0.0, 0.0);
expect(scene).toRender([0, 255, 0, 255]);
camera.position = new Cartesian3(4.0, 0.0, 0.0);
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("does not render billboard if show is false", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
width: 2.0,
height: 2.0,
sizeInMeters: true,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
camera.position = new Cartesian3(2.0, 0.0, 0.0);
expect(scene).toRender([0, 255, 0, 255]);
billboards.show = false;
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("throws scaleByDistance with nearDistance === farDistance", function () {
const b = billboards.add();
const scale = new NearFarScalar(2.0e5, 1.0, 2.0e5, 0.0);
expect(function () {
b.scaleByDistance = scale;
}).toThrowDeveloperError();
});
it("throws new billboard with invalid scaleByDistance (nearDistance === farDistance)", function () {
const scale = new NearFarScalar(2.0e5, 1.0, 2.0e5, 0.0);
expect(function () {
billboards.add({
scaleByDistance: scale,
});
}).toThrowDeveloperError();
});
it("throws scaleByDistance with nearDistance > farDistance", function () {
const b = billboards.add();
const scale = new NearFarScalar(1.0e9, 1.0, 1.0e5, 1.0);
expect(function () {
b.scaleByDistance = scale;
}).toThrowDeveloperError();
});
it("throws pixelOffsetScaleByDistance with nearDistance === farDistance", function () {
const b = billboards.add();
const scale = new NearFarScalar(2.0e5, 1.0, 2.0e5, 0.0);
expect(function () {
b.pixelOffsetScaleByDistance = scale;
}).toThrowDeveloperError();
});
it("throws new billboard with invalid pixelOffsetScaleByDistance (nearDistance === farDistance)", function () {
const scale = new NearFarScalar(2.0e5, 1.0, 2.0e5, 0.0);
expect(function () {
billboards.add({
pixelOffsetScaleByDistance: scale,
});
}).toThrowDeveloperError();
});
it("throws pixelOffsetScaleByDistance with nearDistance > farDistance", function () {
const b = billboards.add();
const scale = new NearFarScalar(1.0e9, 1.0, 1.0e5, 1.0);
expect(function () {
b.pixelOffsetScaleByDistance = scale;
}).toThrowDeveloperError();
});
it("throws translucencyByDistance with nearDistance === farDistance", function () {
const b = billboards.add();
const translucency = new NearFarScalar(2.0e5, 1.0, 2.0e5, 0.0);
expect(function () {
b.translucencyByDistance = translucency;
}).toThrowDeveloperError();
});
it("throws new billboard with invalid translucencyByDistance (nearDistance === farDistance)", function () {
const translucency = new NearFarScalar(2.0e5, 1.0, 2.0e5, 0.0);
expect(function () {
billboards.add({
translucencyByDistance: translucency,
});
}).toThrowDeveloperError();
});
it("throws translucencyByDistance with nearDistance > farDistance", function () {
const b = billboards.add();
const translucency = new NearFarScalar(1.0e9, 1.0, 1.0e5, 1.0);
expect(function () {
b.translucencyByDistance = translucency;
}).toThrowDeveloperError();
});
it("renders billboard with distanceDisplayCondition", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
distanceDisplayCondition: new DistanceDisplayCondition(10.0, 100.0),
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
camera.position = new Cartesian3(200.0, 0.0, 0.0);
expect(scene).toRender([0, 0, 0, 255]);
camera.position = new Cartesian3(50.0, 0.0, 0.0);
expect(scene).toRender([0, 255, 0, 255]);
camera.position = new Cartesian3(5.0, 0.0, 0.0);
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("throws new billboard with invalid distanceDisplayCondition (near >= far)", function () {
const dc = new DistanceDisplayCondition(100.0, 10.0);
expect(function () {
billboards.add({
distanceDisplayCondition: dc,
});
}).toThrowDeveloperError();
});
it("throws distanceDisplayCondition with near >= far", function () {
const b = billboards.add();
const dc = new DistanceDisplayCondition(100.0, 10.0);
expect(function () {
b.distanceDisplayCondition = dc;
}).toThrowDeveloperError();
});
it("renders with disableDepthTestDistance", function () {
const b = billboards.add({
position: new Cartesian3(-1.0, 0.0, 0.0),
image: greenImage,
});
const blue = billboards.add({
position: Cartesian3.ZERO,
image: blueImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return b.ready && blue.ready;
}).then(function () {
expect(scene).toRender([0, 0, 255, 255]);
b.disableDepthTestDistance = Number.POSITIVE_INFINITY;
expect(scene).toRender([0, 255, 0, 255]);
});
});
it("throws with new billboard with disableDepthTestDistance less than 0.0", function () {
expect(function () {
billboards.add({
disableDepthTestDistance: -1.0,
});
}).toThrowDeveloperError();
});
it("throws with disableDepthTestDistance set less than 0.0", function () {
const b = billboards.add();
expect(function () {
b.disableDepthTestDistance = -1.0;
}).toThrowDeveloperError();
});
it("sets a removed billboard property", function () {
const b = billboards.add();
billboards.remove(b);
b.show = false;
expect(b.show).toEqual(false);
});
it("has zero billboards when constructed", function () {
expect(billboards.length).toEqual(0);
});
it("adds a billboard", function () {
const b = billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
expect(billboards.length).toEqual(1);
expect(billboards.get(0)).toEqual(b);
});
it("removes the first billboard", function () {
const one = billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
const two = billboards.add({
position: new Cartesian3(4.0, 5.0, 6.0),
});
expect(billboards.length).toEqual(2);
expect(billboards.remove(one)).toEqual(true);
expect(billboards.length).toEqual(1);
expect(billboards.get(0)).toEqual(two);
});
it("removes the last billboard", function () {
const one = billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
const two = billboards.add({
position: new Cartesian3(4.0, 5.0, 6.0),
});
expect(billboards.length).toEqual(2);
expect(billboards.remove(two)).toEqual(true);
expect(billboards.length).toEqual(1);
expect(billboards.get(0)).toEqual(one);
});
it("removes the same billboard twice", function () {
const b = billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
expect(billboards.length).toEqual(1);
expect(billboards.remove(b)).toEqual(true);
expect(billboards.length).toEqual(0);
expect(billboards.remove(b)).toEqual(false);
expect(billboards.length).toEqual(0);
});
it("returns false when removing undefined", function () {
billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
expect(billboards.length).toEqual(1);
expect(billboards.remove(undefined)).toEqual(false);
expect(billboards.length).toEqual(1);
});
it("adds and removes billboards", function () {
const one = billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
const two = billboards.add({
position: new Cartesian3(4.0, 5.0, 6.0),
});
expect(billboards.length).toEqual(2);
expect(billboards.get(0)).toEqual(one);
expect(billboards.get(1)).toEqual(two);
expect(billboards.remove(two)).toEqual(true);
const three = billboards.add({
position: new Cartesian3(7.0, 8.0, 9.0),
});
expect(billboards.length).toEqual(2);
expect(billboards.get(0)).toEqual(one);
expect(billboards.get(1)).toEqual(three);
});
it("removes all billboards", function () {
billboards.add({
position: new Cartesian3(1.0, 2.0, 3.0),
});
billboards.add({
position: new Cartesian3(4.0, 5.0, 6.0),
});
expect(billboards.length).toEqual(2);
billboards.removeAll();
expect(billboards.length).toEqual(0);
});
it("can check if it contains a billboard", function () {
const billboard = billboards.add();
expect(billboards.contains(billboard)).toEqual(true);
});
it("returns false when checking if it contains a billboard it does not contain", function () {
const billboard = billboards.add();
billboards.remove(billboard);
expect(billboards.contains(billboard)).toEqual(false);
});
it("does not contain undefined", function () {
expect(billboards.contains(undefined)).toEqual(false);
});
it("does not contain random other objects", function () {
expect(billboards.contains({})).toEqual(false);
expect(billboards.contains(new Cartesian2())).toEqual(false);
});
it("sets and gets a texture atlas", function () {
expect(billboards.textureAtlas).toBeUndefined();
const atlas = new TextureAtlas({ context: scene.context });
billboards.textureAtlas = atlas;
expect(billboards.textureAtlas).toEqual(atlas);
});
it("destroys a texture atlas", function () {
let b = new BillboardCollection();
expect(b.destroyTextureAtlas).toEqual(true);
const atlas = new TextureAtlas({ context: scene.context });
b.textureAtlas = atlas;
b = b.destroy();
expect(atlas.isDestroyed()).toEqual(true);
});
it("does not destroy a texture atlas", function () {
let b = new BillboardCollection();
b.destroyTextureAtlas = false;
const atlas = new TextureAtlas({ context: scene.context });
b.rextureAtlas = atlas;
b = b.destroy();
expect(atlas.isDestroyed()).toEqual(false);
});
it("does not render when constructed", function () {
expect(scene).toRender([0, 0, 0, 255]);
});
it("modifies and removes a billboard, then renders", function () {
const b1 = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
const b2 = billboards.add({
position: new Cartesian3(-1.0, 0.0, 0.0),
image: largeBlueImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return b1.ready && b2.ready;
}).then(function () {
expect(scene).toRender([0, 255, 0, 255]);
b1.scale = 2.0;
billboards.remove(b1);
expect(scene).toRender([0, 0, 255, 255]);
});
});
it("renders a green billboard", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
expect(scene).toRender([0, 255, 0, 255]);
});
});
it("adds and renders a billboard", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
})
.then(function () {
expect(scene).toRender([0, 255, 0, 255]);
const b2 = billboards.add({
position: new Cartesian3(1.0, 0.0, 0.0), // Closer to camera
image: largeBlueImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return b2.ready;
});
})
.then(function () {
expect(scene).toRender([0, 0, 255, 255]);
});
});
it("removes and renders a billboard", function () {
const greenBillboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
const blueBillboard = billboards.add({
position: new Cartesian3(1.0, 0.0, 0.0), // Closer to camera
image: largeBlueImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return greenBillboard.ready && blueBillboard.ready;
}).then(function () {
expect(scene).toRender([0, 0, 255, 255]);
billboards.remove(blueBillboard);
expect(scene).toRender([0, 255, 0, 255]);
});
});
it("removes all billboards and renders", function () {
const billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;
}).then(function () {
expect(scene).toRender([0, 255, 0, 255]);
billboards.removeAll();
expect(scene).toRender([0, 0, 0, 255]);
});
});
it("removes all billboards, adds a billboard, and renders", function () {
let billboard = billboards.add({
position: Cartesian3.ZERO,
image: greenImage,
});
scene.renderForSpecs();
return pollToPromise(function () {
return billboard.ready;