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ModelSpec.js
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ModelSpec.js
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import { Cartesian2, ImageBasedLighting } from "../../Source/Cesium.js";
import { Cartesian3 } from "../../Source/Cesium.js";
import { Cartesian4 } from "../../Source/Cesium.js";
import { CesiumTerrainProvider } from "../../Source/Cesium.js";
import { Color } from "../../Source/Cesium.js";
import { combine } from "../../Source/Cesium.js";
import { Credit } from "../../Source/Cesium.js";
import { defaultValue } from "../../Source/Cesium.js";
import { defined } from "../../Source/Cesium.js";
import { DistanceDisplayCondition } from "../../Source/Cesium.js";
import { Ellipsoid } from "../../Source/Cesium.js";
import { Event } from "../../Source/Cesium.js";
import { FeatureDetection } from "../../Source/Cesium.js";
import { HeadingPitchRange } from "../../Source/Cesium.js";
import { JulianDate } from "../../Source/Cesium.js";
import { Math as CesiumMath } from "../../Source/Cesium.js";
import { Matrix3 } from "../../Source/Cesium.js";
import { Matrix4 } from "../../Source/Cesium.js";
import { PerspectiveFrustum } from "../../Source/Cesium.js";
import { PrimitiveType } from "../../Source/Cesium.js";
import { Resource } from "../../Source/Cesium.js";
import { Transforms } from "../../Source/Cesium.js";
import { WebGLConstants } from "../../Source/Cesium.js";
import { Pass } from "../../Source/Cesium.js";
import { RenderState } from "../../Source/Cesium.js";
import { ShaderSource } from "../../Source/Cesium.js";
import { Axis } from "../../Source/Cesium.js";
import { ClippingPlane } from "../../Source/Cesium.js";
import { ClippingPlaneCollection } from "../../Source/Cesium.js";
import { ColorBlendMode } from "../../Source/Cesium.js";
import { DracoLoader } from "../../Source/Cesium.js";
import { HeightReference } from "../../Source/Cesium.js";
import { Model } from "../../Source/Cesium.js";
import { ModelAnimationLoop } from "../../Source/Cesium.js";
import { DepthFunction } from "../../Source/Cesium.js";
import { RuntimeError } from "../../Source/Cesium.js";
import createScene from "../createScene.js";
import pollToPromise from "../pollToPromise.js";
import ModelOutlineLoader from "../../Source/Scene/ModelOutlineLoader.js";
describe(
"Scene/Model",
function () {
const boxUrl = "./Data/Models/Box/CesiumBoxTest.gltf";
const boxNoTechniqueUrl =
"./Data/Models/Box/CesiumBoxTest-NoTechnique.gltf";
const boxWithCreditsUrl =
"./Data/Models/Box/CesiumBoxTest-WithCopyright.gltf";
const boxNoIndicesUrl = "./Data/Models/Box-NoIndices/box-noindices.gltf";
const texturedBoxUrl =
"./Data/Models/Box-Textured/CesiumTexturedBoxTest.gltf";
const texturedBoxSeparateUrl =
"./Data/Models/Box-Textured-Separate/CesiumTexturedBoxTest.gltf";
const texturedBoxBasePathUrl =
"./Data/Models/Box-Textured-BasePath/CesiumTexturedBoxTest.gltf";
const texturedBoxKTX2Url =
"./Data/Models/Box-Textured-KTX2-Basis/CesiumTexturedBoxTest.gltf";
const texturedBoxKTX2MipmapUrl =
"./Data/Models/Box-Textured-KTX2-Mipmap/CheckerboardTexturedBoxTest.gltf";
const texturedBoxCustomUrl =
"./Data/Models/Box-Textured-Custom/CesiumTexturedBoxTest.gltf";
const texturedBoxKhrBinaryUrl =
"./Data/Models/Box-Textured-Binary/CesiumTexturedBoxTest.glb";
const texturedBoxTextureTransformUrl =
"./Data/Models/Box-Texture-Transform/CesiumTexturedBoxTest.gltf";
const texturedBoxWebpUrl =
"./Data/Models/Box-Textured-Webp/CesiumBoxWebp.gltf";
const boxRtcUrl = "./Data/Models/Box-RTC/Box.gltf";
const boxEcefUrl = "./Data/Models/Box-ECEF/ecef.gltf";
const boxWithUnusedMaterial =
"./Data/Models/BoxWithUnusedMaterial/Box.gltf";
const boxArticulationsUrl =
"./Data/Models/Box-Articulations/Box-Articulations.gltf";
const cesiumAirUrl = "./Data/Models/CesiumAir/Cesium_Air.gltf";
const cesiumAir_0_8Url = "./Data/Models/CesiumAir/Cesium_Air_0_8.gltf";
const animBoxesUrl =
"./Data/Models/anim-test-1-boxes/anim-test-1-boxes.gltf";
const riggedFigureUrl =
"./Data/Models/rigged-figure-test/rigged-figure-test.gltf";
const riggedSimpleUrl = "./Data/Models/rigged-simple/rigged-simple.gltf";
const boxConstantUrl = "./Data/Models/MaterialsCommon/BoxConstant.gltf";
const boxLambertUrl = "./Data/Models/MaterialsCommon/BoxLambert.gltf";
const boxBlinnUrl = "./Data/Models/MaterialsCommon/BoxBlinn.gltf";
const boxPhongUrl = "./Data/Models/MaterialsCommon/BoxPhong.gltf";
const boxNoLightUrl = "./Data/Models/MaterialsCommon/BoxNoLight.gltf";
const boxAmbientLightUrl =
"./Data/Models/MaterialsCommon/BoxAmbientLight.gltf";
const boxDirectionalLightUrl =
"./Data/Models/MaterialsCommon/BoxDirectionalLight.gltf";
const boxPointLightUrl = "./Data/Models/MaterialsCommon/BoxPointLight.gltf";
const boxSpotLightUrl = "./Data/Models/MaterialsCommon/BoxSpotLight.gltf";
const boxTransparentUrl =
"./Data/Models/MaterialsCommon/BoxTransparent.gltf";
const boxColorUrl = "./Data/Models/Box-Color/Box-Color.gltf";
const boxUint32Indices =
"./Data/Models/Box-Uint32Indices/Box-Uint32Indices.gltf";
const boxQuantizedUrl =
"./Data/Models/WEB3DQuantizedAttributes/Box-Quantized.gltf";
const boxColorQuantizedUrl =
"./Data/Models/WEB3DQuantizedAttributes/Box-Color-Quantized.gltf";
const boxScalarQuantizedUrl =
"./Data/Models/WEB3DQuantizedAttributes/Box-Scalar-Quantized.gltf";
const milkTruckQuantizedUrl =
"./Data/Models/WEB3DQuantizedAttributes/CesiumMilkTruck-Quantized.gltf";
const milkTruckQuantizedMismatchUrl =
"./Data/Models/WEB3DQuantizedAttributes/CesiumMilkTruck-Mismatch-Quantized.gltf";
const duckQuantizedUrl =
"./Data/Models/WEB3DQuantizedAttributes/Duck-Quantized.gltf";
const riggedSimpleQuantizedUrl =
"./Data/Models/WEB3DQuantizedAttributes/RiggedSimple-Quantized.gltf";
const CesiumManUrl = "./Data/Models/MaterialsCommon/Cesium_Man.gltf";
const interpolationTestUrl =
"./Data/Models/InterpolationTest/InterpolationTest.glb";
const boomBoxUrl = "./Data/Models/PBR/BoomBox/BoomBox.gltf";
const boomBoxPbrSpecularGlossinessUrl =
"./Data/Models/PBR/BoomBoxSpecularGlossiness/BoomBox.gltf";
const boomBoxPbrSpecularGlossinessDefaultsUrl =
"./Data/Models/PBR/BoomBoxSpecularGlossiness/BoomBox-Default.gltf";
const boomBoxPbrSpecularGlossinessNoTextureUrl =
"./Data/Models/PBR/BoomBoxSpecularGlossiness/BoomBox-NoTexture.gltf";
const boxPbrUrl = "./Data/Models/PBR/Box/Box.gltf";
const boxPbrUnlitUrl = "./Data/Models/PBR/BoxUnlit/BoxUnlit.gltf";
const boxAnimatedPbrUrl = "./Data/Models/PBR/BoxAnimated/BoxAnimated.gltf";
const boxInterleavedPbrUrl =
"./Data/Models/PBR/BoxInterleaved/BoxInterleaved.gltf";
const riggedSimplePbrUrl =
"./Data/Models/PBR/RiggedSimple/RiggedSimple.gltf";
const animatedMorphCubeUrl =
"./Data/Models/PBR/AnimatedMorphCube/AnimatedMorphCube.gltf";
const twoSidedPlaneUrl =
"./Data/Models/PBR/TwoSidedPlane/TwoSidedPlane.gltf";
const vertexColorTestUrl =
"./Data/Models/PBR/VertexColorTest/VertexColorTest.gltf";
const emissiveUrl = "./Data/Models/PBR/BoxEmissive/BoxEmissive.gltf";
const dracoCompressedModelUrl =
"./Data/Models/DracoCompression/CesiumMilkTruck/CesiumMilkTruck.gltf";
const dracoCompressedModelWithAnimationUrl =
"./Data/Models/DracoCompression/CesiumMan/CesiumMan.gltf";
const dracoCompressedModelWithLinesUrl =
"./Data/Models/DracoCompression/BoxWithLines/BoxWithLines.gltf";
const dracoBoxVertexColorsRGBUrl =
"./Data/Models/DracoCompression/BoxVertexColorsDracoRGB.gltf";
const dracoBoxVertexColorsRGBAUrl =
"./Data/Models/DracoCompression/BoxVertexColorsDracoRGBA.gltf";
const multiUvTestUrl = "./Data/Models/MultiUVTest/MultiUVTest.glb";
const boxGltf2Url = "./Data/Models/Box-Gltf-2/Box.gltf";
const boxGltf2WithTechniquesUrl =
"./Data/Models/Box-Gltf-2-Techniques/Box.gltf";
const boxBackFaceCullingUrl =
"./Data/Models/Box-Back-Face-Culling/Box-Back-Face-Culling.gltf";
let texturedBoxModel;
let cesiumAirModel;
let animBoxesModel;
let riggedFigureModel;
let scene;
let primitives;
beforeAll(function () {
scene = createScene();
primitives = scene.primitives;
const modelPromises = [];
modelPromises.push(
loadModel(texturedBoxUrl).then(function (model) {
texturedBoxModel = model;
})
);
modelPromises.push(
loadModel(cesiumAirUrl, {
minimumPixelSize: 1,
maximumScale: 200,
asynchronous: false,
}).then(function (model) {
cesiumAirModel = model;
})
);
modelPromises.push(
loadModel(animBoxesUrl, {
scale: 2.0,
}).then(function (model) {
animBoxesModel = model;
})
);
modelPromises.push(
loadModel(riggedFigureUrl).then(function (model) {
riggedFigureModel = model;
})
);
modelPromises.push(FeatureDetection.supportsWebP.initialize());
return Promise.all(modelPromises);
});
afterAll(function () {
scene.destroyForSpecs();
});
beforeEach(function () {
scene.morphTo3D(0.0);
const camera = scene.camera;
camera.frustum = new PerspectiveFrustum();
camera.frustum.aspectRatio =
scene.drawingBufferWidth / scene.drawingBufferHeight;
camera.frustum.fov = CesiumMath.toRadians(60.0);
});
function addZoomTo(model) {
model.zoomTo = function (zoom) {
zoom = defaultValue(zoom, 4.0);
const camera = scene.camera;
const center = Matrix4.multiplyByPoint(
model.modelMatrix,
model.boundingSphere.center,
new Cartesian3()
);
const r =
zoom * Math.max(model.boundingSphere.radius, camera.frustum.near);
camera.lookAt(center, new HeadingPitchRange(0.0, 0.0, r));
};
}
function loadModel(url, options) {
options = combine(options, {
modelMatrix: Transforms.eastNorthUpToFixedFrame(
Cartesian3.fromDegrees(0.0, 0.0, 100.0)
),
url: url,
id: url,
show: false,
});
const model = primitives.add(Model.fromGltf(options));
addZoomTo(model);
return pollToPromise(
function () {
// Render scene to progressively load the model
scene.renderForSpecs();
return model.ready;
},
{ timeout: 10000 }
)
.then(function () {
return model;
})
.catch(function () {
return Promise.reject(model);
});
}
function loadModelJson(gltf, options) {
options = defaultValue(options, defaultValue.EMPTY_OBJECT);
options = combine(options, {
modelMatrix: Transforms.eastNorthUpToFixedFrame(
Cartesian3.fromDegrees(0.0, 0.0, 100.0)
),
gltf: gltf,
show: defaultValue(options.show, false),
});
const model = primitives.add(new Model(options));
addZoomTo(model);
return pollToPromise(
function () {
// Render scene to progressively load the model
scene.renderForSpecs();
return model.ready;
},
{ timeout: 10000 }
).then(function () {
return model;
});
}
function verifyRender(model) {
expect(model.ready).toBe(true);
expect({
scene: scene,
time: JulianDate.fromDate(new Date("January 1, 2014 12:00:00 UTC")),
}).toRenderAndCall(function (rgba) {
expect(rgba).toEqual([0, 0, 0, 255]);
});
expect(scene).toRender([0, 0, 0, 255]);
model.show = true;
model.zoomTo();
expect({
scene: scene,
time: JulianDate.fromDate(new Date("January 1, 2014 12:00:00 UTC")),
}).toRenderAndCall(function (rgba) {
expect(rgba).not.toEqual([0, 0, 0, 255]);
});
model.show = false;
}
it("fromGltf throws without options", function () {
expect(function () {
Model.fromGltf();
}).toThrowDeveloperError();
});
it("fromGltf throws without options.url", function () {
expect(function () {
Model.fromGltf({});
}).toThrowDeveloperError();
});
it("sets model properties", function () {
const modelMatrix = Transforms.eastNorthUpToFixedFrame(
Cartesian3.fromDegrees(0.0, 0.0, 100.0)
);
expect(texturedBoxModel.gltf).toBeDefined();
expect(texturedBoxModel.basePath).toEqual(
"./Data/Models/Box-Textured/CesiumTexturedBoxTest.gltf"
);
expect(texturedBoxModel.show).toEqual(false);
expect(texturedBoxModel.modelMatrix).toEqual(modelMatrix);
expect(texturedBoxModel.scale).toEqual(1.0);
expect(texturedBoxModel.minimumPixelSize).toEqual(0.0);
expect(texturedBoxModel.maximumScale).toBeUndefined();
expect(texturedBoxModel.id).toEqual(texturedBoxUrl);
expect(texturedBoxModel.allowPicking).toEqual(true);
expect(texturedBoxModel.activeAnimations).toBeDefined();
expect(texturedBoxModel.ready).toEqual(true);
expect(texturedBoxModel.asynchronous).toEqual(true);
expect(texturedBoxModel.releaseGltfJson).toEqual(false);
expect(texturedBoxModel.cacheKey).toBeDefined();
expect(texturedBoxModel.cacheKey).not.toContain(
"Data/Models/Box-Textured/CesiumTexturedBoxTest.gltf"
);
expect(texturedBoxModel.debugShowBoundingVolume).toEqual(false);
expect(texturedBoxModel.debugWireframe).toEqual(false);
expect(texturedBoxModel.distanceDisplayCondition).toBeUndefined();
expect(texturedBoxModel.silhouetteColor).toEqual(Color.RED);
expect(texturedBoxModel.silhouetteSize).toEqual(0.0);
expect(texturedBoxModel.color).toEqual(Color.WHITE);
expect(texturedBoxModel.colorBlendMode).toEqual(ColorBlendMode.HIGHLIGHT);
expect(texturedBoxModel.colorBlendAmount).toEqual(0.5);
expect(texturedBoxModel.credit).toBeUndefined();
expect(texturedBoxModel.showCreditsOnScreen).toBe(false);
});
it("preserves query string in url", function () {
const params = "?param1=1¶m2=2";
const url = texturedBoxUrl + params;
const model = Model.fromGltf({
url: url,
});
expect(model.basePath).toEndWith(params);
});
it("fromGltf takes a base path", function () {
const url = texturedBoxBasePathUrl;
const basePath = "./Data/Models/Box-Textured-Separate/";
const model = Model.fromGltf({
url: url,
basePath: basePath,
});
expect(model.basePath).toEndWith(basePath);
expect(model._cacheKey).toEndWith(basePath);
});
it("fromGltf takes Resource as url and basePath parameters", function () {
spyOn(Resource._Implementations, "loadWithXhr").and.callThrough();
const url = new Resource({
url: texturedBoxUrl,
});
const basePath = new Resource({
url: "./Data/Models/Box-Textured-Separate/",
});
const model = Model.fromGltf({
url: url,
basePath: basePath,
});
expect(model._resource).toEqual(basePath);
expect(Resource._Implementations.loadWithXhr.calls.argsFor(0)[0]).toEqual(
url.url
);
});
it("fromGltf takes a credit", function () {
const url = texturedBoxBasePathUrl;
const model = Model.fromGltf({
url: url,
credit: "This is my model credit",
});
expect(model.credit).toBeInstanceOf(Credit);
});
it("fromGltf sets showCreditsOnScreen", function () {
const url = boxWithCreditsUrl;
const model = Model.fromGltf({
url: url,
showCreditsOnScreen: true,
});
expect(model.showCreditsOnScreen).toBe(true);
});
describe("copyrights", function () {
let copyrightModel;
afterEach(function () {
primitives.remove(copyrightModel);
});
it("gets copyrights from gltf", function () {
return loadModel(boxWithCreditsUrl).then(function (model) {
copyrightModel = model;
const credits = model._gltfCredits;
const length = credits.length;
expect(length).toBe(3);
for (let i = 0; i < length; i++) {
expect(credits[i]).toBeInstanceOf(Credit);
}
});
});
it("shows gltf copyrights in lightbox", function () {
return loadModel(boxWithCreditsUrl, {
showCreditsOnScreen: false,
}).then(function (model) {
copyrightModel = model;
const expectedCredits = [
"First Source",
"Second Source",
"Third Source",
];
scene.renderForSpecs();
const creditDisplay = scene.frameState.creditDisplay;
const lightboxCredits =
creditDisplay._currentFrameCredits.lightboxCredits.values;
const screenCredits =
creditDisplay._currentFrameCredits.screenCredits.values;
const length = lightboxCredits.length;
expect(length).toEqual(expectedCredits.length);
for (let i = 0; i < length; i++) {
expect(lightboxCredits[i].credit.html).toEqual(expectedCredits[i]);
}
expect(screenCredits.length).toBe(0);
});
});
it("shows gltf copyrights on screen", function () {
return loadModel(boxWithCreditsUrl, {
showCreditsOnScreen: true,
}).then(function (model) {
copyrightModel = model;
const expectedCredits = [
"First Source",
"Second Source",
"Third Source",
];
scene.renderForSpecs();
const creditDisplay = scene.frameState.creditDisplay;
const lightboxCredits =
creditDisplay._currentFrameCredits.lightboxCredits.values;
const screenCredits =
creditDisplay._currentFrameCredits.screenCredits.values;
const length = screenCredits.length;
expect(length).toEqual(screenCredits.length);
for (let i = 0; i < length; i++) {
expect(screenCredits[i].credit.html).toEqual(expectedCredits[i]);
}
expect(lightboxCredits.length).toBe(0);
});
});
it("toggles showing credits on screen", function () {
return loadModel(boxWithCreditsUrl, {
credit: "Sample Credit",
showCreditsOnScreen: false,
}).then(function (model) {
copyrightModel = model;
const expectedCredits = [
"Sample Credit",
"First Source",
"Second Source",
"Third Source",
];
scene.renderForSpecs();
const creditDisplay = scene.frameState.creditDisplay;
const lightboxCredits =
creditDisplay._currentFrameCredits.lightboxCredits.values;
const screenCredits =
creditDisplay._currentFrameCredits.screenCredits.values;
let length = lightboxCredits.length;
expect(length).toEqual(expectedCredits.length);
for (let i = 0; i < length; i++) {
expect(lightboxCredits[i].credit.html).toEqual(expectedCredits[i]);
}
expect(screenCredits.length).toBe(0);
model.showCreditsOnScreen = true;
scene.renderForSpecs();
length = screenCredits.length;
expect(length).toEqual(expectedCredits.length);
for (let i = 0; i < length; i++) {
expect(screenCredits[i].credit.html).toEqual(expectedCredits[i]);
}
expect(lightboxCredits.length).toBe(0);
model.showCreditsOnScreen = false;
scene.renderForSpecs();
length = lightboxCredits.length;
expect(length).toEqual(expectedCredits.length);
for (let i = 0; i < length; i++) {
expect(lightboxCredits[i].credit.html).toEqual(expectedCredits[i]);
}
expect(screenCredits.length).toBe(0);
});
});
});
it("renders", function () {
verifyRender(texturedBoxModel);
});
it("renders in CV", function () {
scene.morphToColumbusView(0.0);
verifyRender(texturedBoxModel);
});
it("renders in 2D", function () {
scene.morphTo2D(0.0);
verifyRender(texturedBoxModel);
});
it("renders in 2D over the IDL", function () {
return Promise.resolve(loadModel(texturedBoxUrl)).then(function (model) {
model.modelMatrix = Transforms.eastNorthUpToFixedFrame(
Cartesian3.fromDegrees(180.0, 0.0, 100.0)
);
scene.morphTo2D(0.0);
verifyRender(model);
});
});
it("renders RTC in 2D", function () {
return loadModel(boxRtcUrl, {
modelMatrix: Matrix4.IDENTITY,
minimumPixelSize: 1,
}).then(function (m) {
scene.morphTo2D(0.0);
verifyRender(m);
primitives.remove(m);
});
});
it("renders ECEF in 2D", function () {
return loadModel(boxEcefUrl, {
modelMatrix: Matrix4.IDENTITY,
minimumPixelSize: undefined,
}).then(function (m) {
scene.morphTo2D(0.0);
verifyRender(m);
primitives.remove(m);
});
});
it("renders RTC in CV", function () {
return loadModel(boxRtcUrl, {
modelMatrix: Matrix4.IDENTITY,
minimumPixelSize: 1,
}).then(function (m) {
scene.morphToColumbusView(0.0);
verifyRender(m);
primitives.remove(m);
});
});
it("renders ECEF in CV", function () {
return loadModel(boxEcefUrl, {
modelMatrix: Matrix4.IDENTITY,
minimumPixelSize: undefined,
}).then(function (m) {
scene.morphToColumbusView(0.0);
verifyRender(m);
primitives.remove(m);
});
});
it("does not render during morph", function () {
const commandList = scene.frameState.commandList;
const model = texturedBoxModel;
model.show = true;
model.cull = false;
expect(model.ready).toBe(true);
scene.renderForSpecs();
expect(commandList.length).toBeGreaterThan(0);
scene.morphTo2D(1.0);
scene.renderForSpecs();
expect(commandList.length).toBe(0);
scene.completeMorph();
model.show = false;
});
it("renders x-up model", function () {
return Resource.fetchJson(boxEcefUrl).then(function (gltf) {
// Model data is z-up. Edit the transform to be z-up to x-up.
gltf.nodes.node_transform.matrix = Matrix4.pack(
Axis.Z_UP_TO_X_UP,
new Array(16)
);
return loadModelJson(gltf, {
modelMatrix: Matrix4.IDENTITY,
upAxis: Axis.X,
}).then(function (m) {
verifyRender(m);
expect(m.upAxis).toBe(Axis.X);
primitives.remove(m);
});
});
});
it("renders y-up model", function () {
return Resource.fetchJson(boxEcefUrl).then(function (gltf) {
// Model data is z-up. Edit the transform to be z-up to y-up.
gltf.nodes.node_transform.matrix = Matrix4.pack(
Axis.Z_UP_TO_Y_UP,
new Array(16)
);
return loadModelJson(gltf, {
modelMatrix: Matrix4.IDENTITY,
upAxis: Axis.Y,
}).then(function (m) {
verifyRender(m);
expect(m.upAxis).toBe(Axis.Y);
primitives.remove(m);
});
});
});
it("renders z-up model", function () {
return Resource.fetchJson(boxEcefUrl).then(function (gltf) {
// Model data is z-up. Edit the transform to be the identity.
gltf.nodes.node_transform.matrix = Matrix4.pack(
Matrix4.IDENTITY,
new Array(16)
);
return loadModelJson(gltf, {
modelMatrix: Matrix4.IDENTITY,
upAxis: Axis.Z,
}).then(function (m) {
verifyRender(m);
expect(m.upAxis).toBe(Axis.Z);
primitives.remove(m);
});
});
});
it("renders x-forward model", function () {
return Resource.fetchJson(boxPbrUrl).then(function (gltf) {
return loadModelJson(gltf, {
forwardAxis: Axis.X,
}).then(function (m) {
verifyRender(m);
expect(m.forwardAxis).toBe(Axis.X);
primitives.remove(m);
});
});
});
it("renders z-forward model", function () {
return Resource.fetchJson(boxEcefUrl).then(function (gltf) {
return loadModelJson(gltf, {
forwardAxis: Axis.Z,
}).then(function (m) {
verifyRender(m);
expect(m.forwardAxis).toBe(Axis.Z);
primitives.remove(m);
});
});
});
it("detects glTF 1.0 models as x-forward", function () {
return Resource.fetchJson(boxEcefUrl).then(function (gltf) {
return loadModelJson(gltf).then(function (m) {
verifyRender(m);
expect(m.forwardAxis).toBe(Axis.X);
primitives.remove(m);
});
});
});
it("detects glTF 2.0 models as z-forward", function () {
return Resource.fetchJson(boxPbrUrl).then(function (gltf) {
return loadModelJson(gltf).then(function (m) {
verifyRender(m);
expect(m.forwardAxis).toBe(Axis.Z);
primitives.remove(m);
});
});
});
it("resolves readyPromise", function () {
return texturedBoxModel.readyPromise.then(function (model) {
verifyRender(model);
});
});
it("rejects readyPromise on error", function () {
return Resource.fetchJson(boomBoxUrl).then(function (gltf) {
gltf.images[0].uri = "invalid.png";
const model = primitives.add(
new Model({
gltf: gltf,
})
);
scene.renderForSpecs();
return model.readyPromise
.then(function (model) {
fail("should not resolve");
})
.catch(function (error) {
expect(model.ready).toEqual(false);
primitives.remove(model);
});
});
});
it("renders from glTF", function () {
// Simulate using procedural glTF as opposed to loading it from a file
return loadModelJson(texturedBoxModel.gltf).then(function (model) {
verifyRender(model);
primitives.remove(model);
});
});
it("applies the right render state", function () {
spyOn(RenderState, "fromCache").and.callThrough();
// Simulate using procedural glTF as opposed to loading it from a file
return loadModelJson(texturedBoxModel.gltf).then(function (model) {
const rs = {
cull: {
enabled: true,
},
depthTest: {
enabled: true,
func: DepthFunction.LESS_OR_EQUAL,
},
depthMask: true,
blending: {
enabled: false,
equationRgb: WebGLConstants.FUNC_ADD,
equationAlpha: WebGLConstants.FUNC_ADD,
functionSourceRgb: WebGLConstants.ONE,
functionSourceAlpha: WebGLConstants.ONE,
functionDestinationRgb: WebGLConstants.ONE_MINUS_SRC_ALPHA,
functionDestinationAlpha: WebGLConstants.ONE_MINUS_SRC_ALPHA,
},
};
expect(RenderState.fromCache).toHaveBeenCalledWith(rs);
primitives.remove(model);
});
});
it("renders bounding volume", function () {
texturedBoxModel.debugShowBoundingVolume = true;
verifyRender(texturedBoxModel);
texturedBoxModel.debugShowBoundingVolume = false;
});
it("renders in wireframe", function () {
expect(scene).toRender([0, 0, 0, 255]);
texturedBoxModel.show = true;
texturedBoxModel.debugWireframe = true;
texturedBoxModel.zoomTo();
scene.renderForSpecs();
const commands = texturedBoxModel._nodeCommands;
const length = commands.length;
for (let i = 0; i < length; ++i) {
expect(commands[i].command.primitiveType).toEqual(PrimitiveType.LINES);
}
texturedBoxModel.show = false;
texturedBoxModel.debugWireframe = false;
});
it("renders with distance display condition", function () {
expect(scene).toRender([0, 0, 0, 255]);
const center = Matrix4.getTranslation(
texturedBoxModel.modelMatrix,
new Cartesian3()
);
const near = 10.0;
const far = 100.0;
texturedBoxModel.show = true;
texturedBoxModel.distanceDisplayCondition = new DistanceDisplayCondition(
near,
far
);
const frameState = scene.frameState;
const commands = frameState.commandList;
frameState.camera.lookAt(
center,
new HeadingPitchRange(0.0, 0.0, far + 10.0)
);
frameState.camera.lookAtTransform(Matrix4.IDENTITY);
frameState.commandList = [];
texturedBoxModel.update(frameState);
expect(frameState.commandList.length).toEqual(0);
frameState.camera.lookAt(
center,
new HeadingPitchRange(0.0, 0.0, (far + near) * 0.5)
);
frameState.camera.lookAtTransform(Matrix4.IDENTITY);
frameState.commandList = [];
texturedBoxModel.update(frameState);
expect(frameState.commandList.length).toBeGreaterThan(0);
frameState.camera.lookAt(
center,
new HeadingPitchRange(0.0, 0.0, near - 1.0)
);
frameState.camera.lookAtTransform(Matrix4.IDENTITY);
frameState.commandList = [];
texturedBoxModel.update(frameState);
expect(frameState.commandList.length).toEqual(0);
scene.frameState.commandList = commands;
texturedBoxModel.show = false;
texturedBoxModel.distanceDisplayCondition = undefined;
});
it("distanceDisplayCondition throws when near >= far", function () {
expect(function () {
texturedBoxModel.distanceDisplayCondition = new DistanceDisplayCondition(
100.0,
10.0
);
}).toThrowDeveloperError();
});
it("getNode throws when model is not loaded", function () {
const m = new Model();
expect(function () {
return m.getNode("gltf-node-name");
}).toThrowDeveloperError();
});
it("getNode throws when name is not provided", function () {
expect(function () {
return texturedBoxModel.getNode();
}).toThrowDeveloperError();
});
it("getNode returns undefined when node does not exist", function () {
expect(
texturedBoxModel.getNode("name-of-node-that-does-not-exist")
).not.toBeDefined();
});
it("getNode returns a node", function () {
const node = texturedBoxModel.getNode("Mesh");
expect(node).toBeDefined();
expect(node.name).toEqual("Mesh");
expect(node.id).toEqual(0);
expect(node.show).toEqual(true);
// Change node transform and render
expect(texturedBoxModel._cesiumAnimationsDirty).toEqual(false);
node.matrix = Matrix4.fromUniformScale(1.01, new Matrix4());
expect(texturedBoxModel._cesiumAnimationsDirty).toEqual(true);
verifyRender(texturedBoxModel);
expect(texturedBoxModel._cesiumAnimationsDirty).toEqual(false);
node.matrix = Matrix4.fromUniformScale(1.0, new Matrix4());
});
it("getMesh throws when model is not loaded", function () {
const m = new Model();
expect(function () {
return m.getMesh("gltf-mesh-name");
}).toThrowDeveloperError();
});
it("getMesh throws when name is not provided", function () {
expect(function () {
return texturedBoxModel.getMesh();
}).toThrowDeveloperError();
});
it("getMesh returns undefined when mesh does not exist", function () {
expect(
texturedBoxModel.getMesh("name-of-mesh-that-does-not-exist")
).not.toBeDefined();
});
it("getMesh returns a mesh", function () {
const mesh = texturedBoxModel.getMesh("Mesh");
expect(mesh).toBeDefined();
expect(mesh.name).toEqual("Mesh");
expect(mesh.id).toEqual(0);
expect(mesh.materials[0].name).toEqual("Texture");
});
it("getMaterial throws when model is not loaded", function () {
const m = new Model();
expect(function () {
return m.getMaterial("gltf-material-name");
}).toThrowDeveloperError();
});
it("getMaterial throws when name is not provided", function () {
expect(function () {
return texturedBoxModel.getMaterial();
}).toThrowDeveloperError();
});
it("getMaterial returns undefined when mesh does not exist", function () {
expect(
texturedBoxModel.getMaterial("name-of-material-that-does-not-exist")
).not.toBeDefined();
});
it("getMaterial returns a material", function () {
const material = texturedBoxModel.getMaterial("Texture");
expect(material).toBeDefined();
expect(material.name).toEqual("Texture");
expect(material.id).toEqual(0);
});
it("ModelMaterial.setValue throws when name is not provided", function () {
const material = texturedBoxModel.getMaterial("Texture");
expect(function () {
material.setValue();
}).toThrowDeveloperError();
});
it("ModelMaterial.setValue sets a scalar uniform value", function () {
const material = texturedBoxModel.getMaterial("Texture");
material.setValue("shininess", 12.34);
expect(material.getValue("shininess")).toEqual(12.34);
});
it("ModelMaterial.setValue sets a Cartesian4 uniform value", function () {
const material = texturedBoxModel.getMaterial("Texture");
const specular = new Cartesian4(0.25, 0.5, 0.75, 1.0);
material.setValue("specular", specular);
expect(material.getValue("specular")).toEqual(specular);
});
it("ModelMaterial.getValue throws when name is not provided", function () {
const material = texturedBoxModel.getMaterial("Texture");
expect(function () {
material.getValue();
}).toThrowDeveloperError();
});
it("ModelMaterial.getValue returns undefined when uniform value does not exist", function () {
const material = texturedBoxModel.getMaterial("Texture");
expect(
material.getValue("name-of-parameter-that-does-not-exist")
).not.toBeDefined();
});
it("boundingSphere throws when model is not loaded", function () {
const m = new Model();
expect(function () {
return m.boundingSphere;
}).toThrowDeveloperError();
});