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GroundPrimitiveSpec.js
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import { ApproximateTerrainHeights } from "../../Source/Cesium.js";
import { arraySlice } from "../../Source/Cesium.js";
import { Color } from "../../Source/Cesium.js";
import { ColorGeometryInstanceAttribute } from "../../Source/Cesium.js";
import { destroyObject } from "../../Source/Cesium.js";
import { DistanceDisplayConditionGeometryInstanceAttribute } from "../../Source/Cesium.js";
import { Ellipsoid } from "../../Source/Cesium.js";
import { GeometryInstance } from "../../Source/Cesium.js";
import { HeadingPitchRange } from "../../Source/Cesium.js";
import { Math as CesiumMath } from "../../Source/Cesium.js";
import { PolygonGeometry } from "../../Source/Cesium.js";
import { Rectangle } from "../../Source/Cesium.js";
import { RectangleGeometry } from "../../Source/Cesium.js";
import { ShowGeometryInstanceAttribute } from "../../Source/Cesium.js";
import { Pass } from "../../Source/Cesium.js";
import { RenderState } from "../../Source/Cesium.js";
import { ClassificationType } from "../../Source/Cesium.js";
import { EllipsoidSurfaceAppearance } from "../../Source/Cesium.js";
import { GroundPrimitive } from "../../Source/Cesium.js";
import { InvertClassification } from "../../Source/Cesium.js";
import { Material } from "../../Source/Cesium.js";
import { PerInstanceColorAppearance } from "../../Source/Cesium.js";
import { Primitive } from "../../Source/Cesium.js";
import { StencilConstants } from "../../Source/Cesium.js";
import createCanvas from "../createCanvas.js";
import createScene from "../createScene.js";
import pollToPromise from "../pollToPromise.js";
describe(
"Scene/GroundPrimitive",
function () {
let scene;
let context;
let ellipsoid;
let rectangle;
let depthColor;
let rectColor;
let rectangleInstance;
let primitive;
let globePrimitive;
let tilesetPrimitive;
let reusableGlobePrimitive;
let reusableTilesetPrimitive;
function createPrimitive(rectangle, pass) {
let renderState;
if (pass === Pass.CESIUM_3D_TILE) {
renderState = RenderState.fromCache({
stencilTest: StencilConstants.setCesium3DTileBit(),
stencilMask: StencilConstants.CESIUM_3D_TILE_MASK,
depthTest: {
enabled: true,
},
});
}
const depthColorAttribute = ColorGeometryInstanceAttribute.fromColor(
new Color(0.0, 0.0, 1.0, 1.0)
);
depthColor = depthColorAttribute.value;
return new Primitive({
geometryInstances: new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: Ellipsoid.WGS84,
rectangle: rectangle,
}),
id: "depth rectangle",
attributes: {
color: depthColorAttribute,
},
}),
appearance: new PerInstanceColorAppearance({
translucent: false,
flat: true,
renderState: renderState,
}),
asynchronous: false,
});
}
function MockPrimitive(primitive, pass) {
this._primitive = primitive;
this._pass = pass;
this.show = true;
}
MockPrimitive.prototype.update = function (frameState) {
if (!this.show) {
return;
}
const commandList = frameState.commandList;
const startLength = commandList.length;
this._primitive.update(frameState);
for (let i = startLength; i < commandList.length; ++i) {
const command = commandList[i];
command.pass = this._pass;
}
};
MockPrimitive.prototype.isDestroyed = function () {
return false;
};
MockPrimitive.prototype.destroy = function () {
return destroyObject(this);
};
beforeAll(function () {
scene = createScene();
scene.postProcessStages.fxaa.enabled = false;
context = scene.context;
ellipsoid = Ellipsoid.WGS84;
const bigRectangle = Rectangle.fromDegrees(
-180 + CesiumMath.EPSILON4,
-90 + CesiumMath.EPSILON4,
180 - CesiumMath.EPSILON4,
90 - CesiumMath.EPSILON4
);
reusableGlobePrimitive = createPrimitive(bigRectangle, Pass.GLOBE);
reusableTilesetPrimitive = createPrimitive(
bigRectangle,
Pass.CESIUM_3D_TILE
);
return GroundPrimitive.initializeTerrainHeights();
});
afterAll(function () {
reusableGlobePrimitive.destroy();
reusableTilesetPrimitive.destroy();
scene.destroyForSpecs();
// Leave ground primitive uninitialized
ApproximateTerrainHeights._initPromise = undefined;
ApproximateTerrainHeights._terrainHeights = undefined;
});
beforeEach(function () {
scene.morphTo3D(0);
rectangle = Rectangle.fromDegrees(-80.0, 20.0, -70.0, 30.0);
// wrap rectangle primitive so it gets executed during the globe pass and 3D Tiles pass to lay down depth
globePrimitive = new MockPrimitive(reusableGlobePrimitive, Pass.GLOBE);
tilesetPrimitive = new MockPrimitive(
reusableTilesetPrimitive,
Pass.CESIUM_3D_TILE
);
const rectColorAttribute = ColorGeometryInstanceAttribute.fromColor(
new Color(1.0, 1.0, 0.0, 1.0)
);
rectColor = rectColorAttribute.value;
rectangleInstance = new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: rectangle,
}),
id: "rectangle",
attributes: {
color: rectColorAttribute,
},
});
});
afterEach(function () {
scene.primitives.removeAll();
scene.groundPrimitives.removeAll();
primitive = primitive && !primitive.isDestroyed() && primitive.destroy();
globePrimitive =
globePrimitive &&
!globePrimitive.isDestroyed() &&
globePrimitive.destroy();
tilesetPrimitive =
tilesetPrimitive &&
!tilesetPrimitive.isDestroyed() &&
tilesetPrimitive.destroy();
});
it("default constructs", function () {
primitive = new GroundPrimitive();
expect(primitive.geometryInstances).not.toBeDefined();
expect(primitive.show).toEqual(true);
expect(primitive.vertexCacheOptimize).toEqual(false);
expect(primitive.interleave).toEqual(false);
expect(primitive.compressVertices).toEqual(true);
expect(primitive.releaseGeometryInstances).toEqual(true);
expect(primitive.allowPicking).toEqual(true);
expect(primitive.asynchronous).toEqual(true);
expect(primitive.debugShowBoundingVolume).toEqual(false);
expect(primitive.debugShowShadowVolume).toEqual(false);
});
it("constructs with options", function () {
const geometryInstances = [];
primitive = new GroundPrimitive({
geometryInstances: geometryInstances,
show: false,
vertexCacheOptimize: true,
interleave: true,
compressVertices: false,
releaseGeometryInstances: false,
allowPicking: false,
asynchronous: false,
debugShowBoundingVolume: true,
debugShowShadowVolume: true,
});
expect(primitive.geometryInstances).toEqual(geometryInstances);
expect(primitive.show).toEqual(false);
expect(primitive.vertexCacheOptimize).toEqual(true);
expect(primitive.interleave).toEqual(true);
expect(primitive.compressVertices).toEqual(false);
expect(primitive.releaseGeometryInstances).toEqual(false);
expect(primitive.allowPicking).toEqual(false);
expect(primitive.asynchronous).toEqual(false);
expect(primitive.debugShowBoundingVolume).toEqual(true);
expect(primitive.debugShowShadowVolume).toEqual(true);
});
it("releases geometry instances when releaseGeometryInstances is true", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
releaseGeometryInstances: true,
asynchronous: false,
});
expect(primitive.geometryInstances).toBeDefined();
scene.groundPrimitives.add(primitive);
scene.renderForSpecs();
return primitive.readyPromise.then(function () {
expect(primitive.geometryInstances).not.toBeDefined();
});
});
it("does not release geometry instances when releaseGeometryInstances is false", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
releaseGeometryInstances: false,
asynchronous: false,
});
expect(primitive.geometryInstances).toBeDefined();
scene.groundPrimitives.add(primitive);
scene.renderForSpecs();
return primitive.readyPromise.then(function () {
expect(primitive.geometryInstances).toBeDefined();
});
});
it("adds afterRender promise to frame state", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
releaseGeometryInstances: false,
asynchronous: false,
});
scene.groundPrimitives.add(primitive);
scene.renderForSpecs();
return primitive.readyPromise.then(function (param) {
expect(param.ready).toBe(true);
});
});
it("does not render when geometryInstances is undefined", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: undefined,
appearance: new PerInstanceColorAppearance(),
asynchronous: false,
});
scene.groundPrimitives.add(primitive);
scene.renderForSpecs();
expect(scene.frameState.commandList.length).toEqual(0);
});
it("does not render when show is false", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
scene.groundPrimitives.add(primitive);
scene.renderForSpecs();
expect(scene.frameState.commandList.length).toBeGreaterThan(0);
primitive.show = false;
scene.renderForSpecs();
expect(scene.frameState.commandList.length).toEqual(0);
});
it("becomes ready when show is false", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = scene.groundPrimitives.add(
new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
show: false,
})
);
let ready = false;
primitive.readyPromise.then(function () {
ready = true;
});
return pollToPromise(function () {
scene.renderForSpecs();
return ready;
}).then(function () {
expect(ready).toEqual(true);
});
});
it("does not render other than for the color or pick pass", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
const frameState = scene.frameState;
frameState.passes.render = false;
frameState.passes.pick = false;
primitive.update(frameState);
expect(frameState.commandList.length).toEqual(0);
});
function expectRender(scene, color) {
expect(scene).toRenderAndCall(function (rgba) {
expect(arraySlice(rgba, 0, 4)).toEqual(color);
});
}
function expectRenderBlank(scene) {
expect(scene).toRenderAndCall(function (rgba) {
expect(arraySlice(rgba)).not.toEqual([0, 0, 0, 255]);
expect(rgba[0]).toEqual(0);
});
}
function verifyGroundPrimitiveRender(primitive, color) {
scene.camera.setView({ destination: rectangle });
scene.primitives.add(globePrimitive);
scene.primitives.add(tilesetPrimitive);
expectRenderBlank(scene);
scene.groundPrimitives.add(primitive);
primitive.classificationType = ClassificationType.BOTH;
globePrimitive.show = false;
tilesetPrimitive.show = true;
expectRender(scene, color);
globePrimitive.show = true;
tilesetPrimitive.show = false;
expectRender(scene, color);
primitive.classificationType = ClassificationType.CESIUM_3D_TILE;
globePrimitive.show = false;
tilesetPrimitive.show = true;
expectRender(scene, color);
globePrimitive.show = true;
tilesetPrimitive.show = false;
expectRenderBlank(scene);
primitive.classificationType = ClassificationType.TERRAIN;
globePrimitive.show = false;
tilesetPrimitive.show = true;
expectRenderBlank(scene);
globePrimitive.show = true;
tilesetPrimitive.show = false;
expectRender(scene, color);
globePrimitive.show = true;
tilesetPrimitive.show = true;
}
it("renders in 3D", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
verifyGroundPrimitiveRender(primitive, rectColor);
});
it("renders GroundPrimitives with spherical texture coordinates across the IDL in 3D", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
const rectColorAttribute = ColorGeometryInstanceAttribute.fromColor(
new Color(1.0, 1.0, 0.0, 1.0)
);
const bigIdlRectangle = Rectangle.fromDegrees(176.0, 30.0, -176.0, 34.0);
const bigIdlRectangleInstance = new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: bigIdlRectangle,
}),
id: "rectangle",
attributes: {
color: rectColorAttribute,
},
});
primitive = new GroundPrimitive({
geometryInstances: bigIdlRectangleInstance,
asynchronous: false,
});
scene.camera.setView({ destination: bigIdlRectangle });
scene.primitives.add(globePrimitive);
expect(scene).toRenderAndCall(function (rgba) {
expect(rgba).not.toEqual([0, 0, 0, 255]);
expect(rgba[0]).toEqual(0);
});
scene.groundPrimitives.add(primitive);
expect(scene).toRender(rectColor);
});
it("renders GroundPrimitives with planar texture coordinates across the IDL in 3D", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
const rectColorAttribute = ColorGeometryInstanceAttribute.fromColor(
new Color(1.0, 1.0, 0.0, 1.0)
);
const smallIdlRectangle = Rectangle.fromDegrees(
179.6,
30.0,
-179.6,
30.9
);
const smallIdlRectangleInstance = new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: smallIdlRectangle,
}),
id: "rectangle",
attributes: {
color: rectColorAttribute,
},
});
primitive = new GroundPrimitive({
geometryInstances: smallIdlRectangleInstance,
asynchronous: false,
});
scene.camera.setView({ destination: smallIdlRectangle });
scene.primitives.add(globePrimitive);
expect(scene).toRenderAndCall(function (rgba) {
expect(rgba).not.toEqual([0, 0, 0, 255]);
expect(rgba[0]).toEqual(0);
});
scene.groundPrimitives.add(primitive);
expect(scene).toRender(rectColor);
});
it("renders in Columbus view when scene3DOnly is false", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
scene.morphToColumbusView(0);
verifyGroundPrimitiveRender(primitive, rectColor);
});
it("renders in 2D when scene3DOnly is false", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
scene.morphTo2D(0);
verifyGroundPrimitiveRender(primitive, rectColor);
});
describe("larger scene", function () {
// Screen space techniques may produce unexpected results with 1x1 canvasses
let largeScene;
let largeSceneReusableGlobePrimitive;
let largeSceneReusableTilesetPrimitive;
beforeAll(function () {
largeScene = createScene({
canvas: createCanvas(2, 2),
});
const bigRectangle = Rectangle.fromDegrees(
-180 + CesiumMath.EPSILON4,
-90 + CesiumMath.EPSILON4,
180 - CesiumMath.EPSILON4,
90 - CesiumMath.EPSILON4
);
largeSceneReusableGlobePrimitive = createPrimitive(
bigRectangle,
Pass.GLOBE
);
largeSceneReusableTilesetPrimitive = createPrimitive(
bigRectangle,
Pass.CESIUM_3D_TILE
);
});
afterAll(function () {
largeSceneReusableGlobePrimitive.destroy();
largeSceneReusableTilesetPrimitive.destroy();
largeScene.destroyForSpecs();
});
afterEach(function () {
largeScene.primitives.removeAll();
largeScene.groundPrimitives.removeAll();
});
function verifyLargerScene(groundPrimitive, expectedColor, destination) {
largeScene.renderForSpecs();
largeScene.postProcessStages.fxaa.enabled = false;
largeScene.camera.setView({ destination: destination });
const largeSceneGlobePrimitive = new MockPrimitive(
largeSceneReusableGlobePrimitive,
Pass.GLOBE
);
const largeSceneTilesetPrimitive = new MockPrimitive(
largeSceneReusableTilesetPrimitive,
Pass.CESIUM_3D_TILE
);
largeScene.primitives.add(largeSceneGlobePrimitive);
largeScene.primitives.add(largeSceneTilesetPrimitive);
expectRenderBlank(largeScene);
largeScene.groundPrimitives.add(groundPrimitive);
groundPrimitive.classificationType = ClassificationType.BOTH;
largeSceneGlobePrimitive.show = false;
largeSceneTilesetPrimitive.show = true;
expectRender(largeScene, expectedColor);
globePrimitive.show = true;
tilesetPrimitive.show = false;
expectRender(largeScene, expectedColor);
groundPrimitive.classificationType = ClassificationType.CESIUM_3D_TILE;
largeSceneGlobePrimitive.show = false;
largeSceneTilesetPrimitive.show = true;
expectRender(largeScene, expectedColor);
globePrimitive.show = true;
largeSceneTilesetPrimitive.show = false;
expectRenderBlank(largeScene);
groundPrimitive.classificationType = ClassificationType.TERRAIN;
largeSceneGlobePrimitive.show = false;
largeSceneTilesetPrimitive.show = true;
expectRenderBlank(largeScene);
largeSceneGlobePrimitive.show = true;
largeSceneTilesetPrimitive.show = false;
expectRender(largeScene, expectedColor);
largeSceneGlobePrimitive.show = true;
largeSceneTilesetPrimitive.show = true;
}
it("renders batched instances", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
const rectColorAttribute = ColorGeometryInstanceAttribute.fromColor(
new Color(0.0, 1.0, 1.0, 1.0)
);
const rectangleInstance1 = new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: new Rectangle(
rectangle.west,
rectangle.south,
rectangle.east,
(rectangle.north + rectangle.south) * 0.5
),
}),
id: "rectangle1",
attributes: {
color: rectColorAttribute,
},
});
const rectangleInstance2 = new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: new Rectangle(
rectangle.west,
(rectangle.north + rectangle.south) * 0.5,
rectangle.east,
rectangle.north
),
}),
id: "rectangle2",
attributes: {
color: rectColorAttribute,
},
});
const batchedPrimitive = new GroundPrimitive({
geometryInstances: [rectangleInstance1, rectangleInstance2],
asynchronous: false,
});
verifyLargerScene(batchedPrimitive, [0, 255, 255, 255], rectangle);
});
it("renders small GeometryInstances with texture", function () {
if (
!GroundPrimitive.isSupported(scene) ||
!GroundPrimitive.supportsMaterials(scene)
) {
return;
}
const whiteImageMaterial = Material.fromType(Material.DiffuseMapType);
whiteImageMaterial.uniforms.image = "./Data/Images/White.png";
const radians = CesiumMath.toRadians(0.1);
const west = rectangle.west;
const south = rectangle.south;
const smallRectangle = new Rectangle(
west,
south,
west + radians,
south + radians
);
const smallRectanglePrimitive = new GroundPrimitive({
geometryInstances: new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: smallRectangle,
}),
id: "smallRectangle",
}),
appearance: new EllipsoidSurfaceAppearance({
aboveGround: false,
flat: true,
material: whiteImageMaterial,
}),
asynchronous: false,
});
verifyLargerScene(
smallRectanglePrimitive,
[255, 255, 255, 255],
smallRectangle
);
});
it("renders large GeometryInstances with texture", function () {
if (
!GroundPrimitive.isSupported(scene) ||
!GroundPrimitive.supportsMaterials(scene)
) {
return;
}
const whiteImageMaterial = Material.fromType(Material.DiffuseMapType);
whiteImageMaterial.uniforms.image = "./Data/Images/White.png";
const radians = CesiumMath.toRadians(1.1);
const west = rectangle.west;
const south = rectangle.south;
const largeRectangle = new Rectangle(
west,
south,
west + radians,
south + radians
);
const largeRectanglePrimitive = new GroundPrimitive({
geometryInstances: new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: largeRectangle,
}),
}),
id: "largeRectangle",
appearance: new EllipsoidSurfaceAppearance({
aboveGround: false,
flat: true,
material: whiteImageMaterial,
}),
asynchronous: false,
});
verifyLargerScene(
largeRectanglePrimitive,
[255, 255, 255, 255],
largeRectangle
);
});
it("renders GeometryInstances with texture across the IDL", function () {
if (
!GroundPrimitive.isSupported(scene) ||
!GroundPrimitive.supportsMaterials(scene)
) {
return;
}
const whiteImageMaterial = Material.fromType(Material.DiffuseMapType);
whiteImageMaterial.uniforms.image = "./Data/Images/White.png";
const largeRectangle = Rectangle.fromDegrees(179.0, 30.0, -179.0, 31.0);
const largeRectanglePrimitive = new GroundPrimitive({
geometryInstances: new GeometryInstance({
geometry: new RectangleGeometry({
ellipsoid: ellipsoid,
rectangle: largeRectangle,
}),
}),
id: "largeRectangle",
appearance: new EllipsoidSurfaceAppearance({
aboveGround: false,
flat: true,
material: whiteImageMaterial,
}),
asynchronous: false,
});
verifyLargerScene(
largeRectanglePrimitive,
[255, 255, 255, 255],
largeRectangle
);
});
});
it("renders with invert classification and an opaque color", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
scene.invertClassification = true;
scene.invertClassificationColor = new Color(0.25, 0.25, 0.25, 1.0);
rectangleInstance.attributes.show = new ShowGeometryInstanceAttribute(
true
);
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
scene.camera.setView({ destination: rectangle });
const invertedColor = new Array(4);
invertedColor[0] = Color.floatToByte(
Color.byteToFloat(depthColor[0]) * scene.invertClassificationColor.red
);
invertedColor[1] = Color.floatToByte(
Color.byteToFloat(depthColor[1]) * scene.invertClassificationColor.green
);
invertedColor[2] = Color.floatToByte(
Color.byteToFloat(depthColor[2]) * scene.invertClassificationColor.blue
);
invertedColor[3] = 255;
scene.primitives.add(tilesetPrimitive);
expect(scene).toRender(invertedColor);
scene.groundPrimitives.add(primitive);
expect(scene).toRender(rectColor);
primitive.getGeometryInstanceAttributes("rectangle").show = [0];
expect(scene).toRender(depthColor);
scene.invertClassification = false;
});
it("renders with invert classification and a translucent color", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
if (!InvertClassification.isTranslucencySupported(scene.context)) {
return;
}
scene.invertClassification = true;
scene.invertClassificationColor = new Color(0.25, 0.25, 0.25, 0.25);
rectangleInstance.attributes.show = new ShowGeometryInstanceAttribute(
true
);
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
scene.camera.setView({ destination: rectangle });
const invertedColor = new Array(4);
invertedColor[0] = Color.floatToByte(
Color.byteToFloat(depthColor[0]) *
scene.invertClassificationColor.red *
scene.invertClassificationColor.alpha
);
invertedColor[1] = Color.floatToByte(
Color.byteToFloat(depthColor[1]) *
scene.invertClassificationColor.green *
scene.invertClassificationColor.alpha
);
invertedColor[2] = Color.floatToByte(
Color.byteToFloat(depthColor[2]) *
scene.invertClassificationColor.blue *
scene.invertClassificationColor.alpha
);
invertedColor[3] = 255;
scene.primitives.add(tilesetPrimitive);
expect(scene).toRender(invertedColor);
scene.groundPrimitives.add(primitive);
expect(scene).toRender(rectColor);
primitive.getGeometryInstanceAttributes("rectangle").show = [0];
expect(scene).toRender(depthColor);
scene.invertClassification = false;
});
it("renders bounding volume with debugShowBoundingVolume", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
debugShowBoundingVolume: true,
});
scene.groundPrimitives.add(primitive);
scene.camera.setView({ destination: rectangle });
expect(scene).toRenderAndCall(function (rgba) {
expect(rgba[1]).toBeGreaterThanOrEqual(0);
expect(rgba[1]).toBeGreaterThanOrEqual(0);
expect(rgba[2]).toBeGreaterThanOrEqual(0);
expect(rgba[3]).toEqual(255);
});
});
it("renders shadow volume with debugShowShadowVolume", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
debugShowShadowVolume: true,
});
scene.groundPrimitives.add(primitive);
scene.camera.setView({ destination: rectangle });
expect(scene).toRenderAndCall(function (rgba) {
expect(rgba[1]).toBeGreaterThanOrEqual(0);
expect(rgba[1]).toBeGreaterThanOrEqual(0);
expect(rgba[2]).toBeGreaterThanOrEqual(0);
expect(rgba[3]).toEqual(255);
});
});
it("get per instance attributes", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
verifyGroundPrimitiveRender(primitive, rectColor);
const attributes = primitive.getGeometryInstanceAttributes("rectangle");
expect(attributes.color).toBeDefined();
});
it("modify color instance attribute", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
verifyGroundPrimitiveRender(primitive, rectColor);
scene.primitives.destroyPrimitives = false;
scene.primitives.removeAll();
scene.primitives.destroyPrimitives = true;
scene.groundPrimitives.destroyPrimitives = false;
scene.groundPrimitives.removeAll();
scene.groundPrimitives.destroyPrimitives = true;
const newColor = [255, 255, 255, 255];
const attributes = primitive.getGeometryInstanceAttributes("rectangle");
expect(attributes.color).toBeDefined();
attributes.color = newColor;
verifyGroundPrimitiveRender(primitive, newColor);
});
it("modify show instance attribute", function () {
if (!GroundPrimitive.isSupported(scene)) {
return;
}
rectangleInstance.attributes.show = new ShowGeometryInstanceAttribute(
true
);
primitive = new GroundPrimitive({
geometryInstances: rectangleInstance,
asynchronous: false,
});
verifyGroundPrimitiveRender(primitive, rectColor);
scene.primitives.destroyPrimitives = false;
scene.primitives.removeAll();
scene.primitives.destroyPrimitives = true;
scene.groundPrimitives.destroyPrimitives = false;
scene.groundPrimitives.removeAll();
scene.groundPrimitives.destroyPrimitives = true;
const attributes = primitive.getGeometryInstanceAttributes("rectangle");
expect(attributes.show).toBeDefined();
attributes.show = [0];
verifyGroundPrimitiveRender(primitive, depthColor);