DSDSWeb/static/js/Cesium-1.53/Specs/Scene/ViewportQuadSpec.js

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2024-07-11 18:02:47 +08:00
defineSuite([
'Scene/ViewportQuad',
'Core/BoundingRectangle',
'Core/Color',
'Core/Resource',
'Renderer/Texture',
'Scene/Material',
'Specs/createScene',
'Specs/pollToPromise'
], function(
ViewportQuad,
BoundingRectangle,
Color,
Resource,
Texture,
Material,
createScene,
pollToPromise) {
'use strict';
var scene;
var viewportQuad;
var testImage;
beforeAll(function() {
scene = createScene();
return Resource.fetchImage('./Data/Images/Red16x16.png').then(function(image) {
testImage = image;
});
});
afterAll(function() {
scene.destroyForSpecs();
});
beforeEach(function() {
viewportQuad = new ViewportQuad();
viewportQuad.rectangle = new BoundingRectangle(0, 0, 2, 2);
});
afterEach(function() {
scene.primitives.removeAll();
});
it('constructs with a rectangle', function() {
var rectangle = new BoundingRectangle(1.0, 2.0, 3.0, 4.0);
var quad = new ViewportQuad(rectangle);
expect(quad.rectangle).toEqual(rectangle);
});
it('constructs with a material', function() {
var material = Material.fromType(Material.StripeType);
var quad = new ViewportQuad(undefined, material);
expect(quad.material.type).toEqual(material.type);
});
it('gets the default color', function() {
expect(viewportQuad.material.uniforms.color).toEqual(
new Color(1.0, 1.0, 1.0, 1.0));
});
it('throws when rendered without a rectangle', function() {
viewportQuad.rectangle = undefined;
scene.primitives.add(viewportQuad);
expect(function() {
scene.renderForSpecs();
}).toThrowDeveloperError();
});
it('throws when rendered without a material', function() {
viewportQuad.material = undefined;
scene.primitives.add(viewportQuad);
expect(function() {
scene.renderForSpecs();
}).toThrowDeveloperError();
});
it('does not render when show is false', function() {
viewportQuad.show = false;
expect(scene).toRender([0, 0, 0, 255]);
scene.primitives.add(viewportQuad);
expect(scene).toRender([0, 0, 0, 255]);
});
it('renders material', function() {
expect(scene).toRender([0, 0, 0, 255]);
scene.primitives.add(viewportQuad);
expect(scene).notToRender([0, 0, 0, 255]);
});
it('renders user created texture', function() {
var texture = new Texture({
context : scene.context,
source : testImage
});
viewportQuad.material = Material.fromType(Material.ImageType);
viewportQuad.material.uniforms.image = texture;
pollToPromise(function() {
return viewportQuad.material._loadedImages.length !== 0;
}).then(function() {
expect(scene).toRender([0, 0, 0, 255]);
scene.primitives.add(viewportQuad);
expect(scene).toRender([255, 0, 0, 255]);
});
});
it('isDestroyed', function() {
var boundRectangle = new BoundingRectangle(0, 0, 10, 10);
var vq = new ViewportQuad(boundRectangle);
expect(vq.isDestroyed()).toEqual(false);
vq.destroy();
expect(vq.isDestroyed()).toEqual(true);
});
}, 'WebGL');