88 lines
2.8 KiB
JavaScript
88 lines
2.8 KiB
JavaScript
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defineSuite([
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'Core/FrustumOutlineGeometry',
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'Core/Cartesian3',
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'Core/Math',
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'Core/PerspectiveFrustum',
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'Core/Quaternion',
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'Core/VertexFormat',
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'Specs/createPackableSpecs'
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], function(
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FrustumOutlineGeometry,
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Cartesian3,
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CesiumMath,
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PerspectiveFrustum,
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Quaternion,
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VertexFormat,
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createPackableSpecs) {
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'use strict';
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it('constructor throws without options', function() {
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expect(function() {
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return new FrustumOutlineGeometry();
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}).toThrowDeveloperError();
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});
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it('constructor throws without frustum', function() {
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expect(function() {
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return new FrustumOutlineGeometry({
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origin : Cartesian3.ZERO,
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orientation : Quaternion.IDENTITY
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});
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}).toThrowDeveloperError();
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});
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it('constructor throws without position', function() {
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expect(function() {
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return new FrustumOutlineGeometry({
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frustum : new PerspectiveFrustum(),
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orientation : Quaternion.IDENTITY
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});
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}).toThrowDeveloperError();
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});
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it('constructor throws without orientation', function() {
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expect(function() {
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return new FrustumOutlineGeometry({
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frustum : new PerspectiveFrustum(),
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origin : Cartesian3.ZERO
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});
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}).toThrowDeveloperError();
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});
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it('constructor computes all vertex attributes', function() {
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var frustum = new PerspectiveFrustum();
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frustum.fov = CesiumMath.toRadians(30.0);
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frustum.aspectRatio = 1920.0 / 1080.0;
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frustum.near = 1.0;
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frustum.far = 3.0;
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var m = FrustumOutlineGeometry.createGeometry(new FrustumOutlineGeometry({
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frustum : frustum,
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origin : Cartesian3.ZERO,
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orientation : Quaternion.IDENTITY
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}));
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var numVertices = 8;
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var numLines = 12;
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expect(m.attributes.position.values.length).toEqual(numVertices * 3);
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expect(m.indices.length).toEqual(numLines * 2);
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expect(m.boundingSphere.center).toEqual(new Cartesian3(0.0, 0.0, 2.0));
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expect(m.boundingSphere.radius).toBeGreaterThan(1.0);
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expect(m.boundingSphere.radius).toBeLessThan(2.0);
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});
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var packableFrustum = new PerspectiveFrustum();
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packableFrustum.fov = 1.0;
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packableFrustum.aspectRatio = 2.0;
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packableFrustum.near = 3.0;
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packableFrustum.far = 4.0;
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createPackableSpecs(FrustumOutlineGeometry, new FrustumOutlineGeometry({
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frustum : packableFrustum,
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origin : Cartesian3.ZERO,
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orientation : Quaternion.IDENTITY,
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vertexFormat : VertexFormat.POSITION_ONLY
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}), [0.0, 1.0, 2.0, 3.0, 4.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 1.0]);
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});
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