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Add test for #416.
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@kring
kring committed Oct 7, 2014
1 parent c1d6b33 commit c903ca8
Showing 1 changed file with 165 additions and 120 deletions.
285 changes: 165 additions & 120 deletions Specs/Scene/ImageryLayerSpec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -206,149 +206,194 @@ defineSuite([
expect(layer.isDestroyed()).toEqual(true);
});

it('createTileImagerySkeletons handles a base layer that does not cover the entire globe', function() {
var provider = new TileMapServiceImageryProvider({
url : 'Data/TMS/SmallArea'
describe('createTileImagerySkeletons', function() {
it('handles a base layer that does not cover the entire globe', function() {
var provider = new TileMapServiceImageryProvider({
url : 'Data/TMS/SmallArea'
});

var layers = new ImageryLayerCollection();
var layer = layers.addImageryProvider(provider);
var terrainProvider = new EllipsoidTerrainProvider();

waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');

runs(function() {
var tiles = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
tiles[0].data = new GlobeSurfaceTile();
tiles[1].data = new GlobeSurfaceTile();

layer._createTileImagerySkeletons(tiles[0], terrainProvider);
layer._createTileImagerySkeletons(tiles[1], terrainProvider);

// Both tiles should have imagery from this layer completely covering them.
expect(tiles[0].data.imagery.length).toBe(4);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.w).toBe(1.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.y).toBe(0.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.z).toBe(1.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.w).toBe(1.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.y).toBe(0.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.z).toBe(1.0);

expect(tiles[1].data.imagery.length).toBe(2);
expect(tiles[1].data.imagery[0].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[1].data.imagery[0].textureCoordinateRectangle.w).toBe(1.0);
expect(tiles[1].data.imagery[0].textureCoordinateRectangle.z).toBe(1.0);
expect(tiles[1].data.imagery[1].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[1].data.imagery[1].textureCoordinateRectangle.y).toBe(0.0);
expect(tiles[1].data.imagery[1].textureCoordinateRectangle.z).toBe(1.0);
});
});

var layers = new ImageryLayerCollection();
var layer = layers.addImageryProvider(provider);
var terrainProvider = new EllipsoidTerrainProvider();
it('handles a non-base layer that does not cover the entire globe', function() {
var baseProvider = new SingleTileImageryProvider({
url : 'Data/Images/Green4x4.png'
});

waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');
var provider = new TileMapServiceImageryProvider({
url : 'Data/TMS/SmallArea'
});

runs(function() {
var tiles = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
tiles[0].data = new GlobeSurfaceTile();
tiles[1].data = new GlobeSurfaceTile();

layer._createTileImagerySkeletons(tiles[0], terrainProvider);
layer._createTileImagerySkeletons(tiles[1], terrainProvider);

// Both tiles should have imagery from this layer completely covering them.
expect(tiles[0].data.imagery.length).toBe(4);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.w).toBe(1.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.y).toBe(0.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.z).toBe(1.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.w).toBe(1.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.y).toBe(0.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.z).toBe(1.0);

expect(tiles[1].data.imagery.length).toBe(2);
expect(tiles[1].data.imagery[0].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[1].data.imagery[0].textureCoordinateRectangle.w).toBe(1.0);
expect(tiles[1].data.imagery[0].textureCoordinateRectangle.z).toBe(1.0);
expect(tiles[1].data.imagery[1].textureCoordinateRectangle.x).toBe(0.0);
expect(tiles[1].data.imagery[1].textureCoordinateRectangle.y).toBe(0.0);
expect(tiles[1].data.imagery[1].textureCoordinateRectangle.z).toBe(1.0);
var layers = new ImageryLayerCollection();
layers.addImageryProvider(baseProvider);
var layer = layers.addImageryProvider(provider);
var terrainProvider = new EllipsoidTerrainProvider();

waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');

runs(function() {
var tiles = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
tiles[0].data = new GlobeSurfaceTile();
tiles[1].data = new GlobeSurfaceTile();

layer._createTileImagerySkeletons(tiles[0], terrainProvider);
layer._createTileImagerySkeletons(tiles[1], terrainProvider);

// Only the western tile should have imagery from this layer.
// And the imagery should not cover it completely.
expect(tiles[0].data.imagery.length).toBe(4);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.w).not.toBe(1.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.w).not.toBe(1.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.w).not.toBe(1.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.w).not.toBe(1.0);

expect(tiles[1].data.imagery.length).toBe(0);
});
});
});

it('createTileImagerySkeletons handles a non-base layer that does not cover the entire globe', function() {
var baseProvider = new SingleTileImageryProvider({
url : 'Data/Images/Green4x4.png'
});
it('honors the minimumTerrainLevel and maximumTerrainLevel properties', function() {
var provider = new SingleTileImageryProvider({
url : 'Data/Images/Green4x4.png'
});

var provider = new TileMapServiceImageryProvider({
url : 'Data/TMS/SmallArea'
});
var layer = new ImageryLayer(provider, {
minimumTerrainLevel : 2,
maximumTerrainLevel : 4
});

var layers = new ImageryLayerCollection();
layers.addImageryProvider(baseProvider);
var layer = layers.addImageryProvider(provider);
var terrainProvider = new EllipsoidTerrainProvider();
var layers = new ImageryLayerCollection();
layers.add(layer);

waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');
var terrainProvider = new EllipsoidTerrainProvider();

runs(function() {
var tiles = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
tiles[0].data = new GlobeSurfaceTile();
tiles[1].data = new GlobeSurfaceTile();

layer._createTileImagerySkeletons(tiles[0], terrainProvider);
layer._createTileImagerySkeletons(tiles[1], terrainProvider);

// Only the western tile should have imagery from this layer.
// And the imagery should not cover it completely.
expect(tiles[0].data.imagery.length).toBe(4);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[0].textureCoordinateRectangle.w).not.toBe(1.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[1].textureCoordinateRectangle.w).not.toBe(1.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[2].textureCoordinateRectangle.w).not.toBe(1.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.x).not.toBe(0.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.y).not.toBe(0.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.z).not.toBe(1.0);
expect(tiles[0].data.imagery[3].textureCoordinateRectangle.w).not.toBe(1.0);

expect(tiles[1].data.imagery.length).toBe(0);
});
});
waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');

it('createTileImagerySkeletons honors the minimumTerrainLevel and maximumTerrainLevel properties', function() {
var provider = new SingleTileImageryProvider({
url : 'Data/Images/Green4x4.png'
});
runs(function() {
var level0 = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
var level1 = level0[0].children;
var level2 = level1[0].children;
var level3 = level2[0].children;
var level4 = level3[0].children;
var level5 = level4[0].children;

var layer = new ImageryLayer(provider, {
minimumTerrainLevel : 2,
maximumTerrainLevel : 4
});
level0[0].data = new GlobeSurfaceTile();
level1[0].data = new GlobeSurfaceTile();
level2[0].data = new GlobeSurfaceTile();
level3[0].data = new GlobeSurfaceTile();
level4[0].data = new GlobeSurfaceTile();
level5[0].data = new GlobeSurfaceTile();

var layers = new ImageryLayerCollection();
layers.add(layer);
layer._createTileImagerySkeletons(level0[0], terrainProvider);
expect(level0[0].data.imagery.length).toBe(0);

var terrainProvider = new EllipsoidTerrainProvider();
layer._createTileImagerySkeletons(level1[0], terrainProvider);
expect(level1[0].data.imagery.length).toBe(0);

waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');
layer._createTileImagerySkeletons(level2[0], terrainProvider);
expect(level2[0].data.imagery.length).toBe(1);

runs(function() {
var level0 = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
var level1 = level0[0].children;
var level2 = level1[0].children;
var level3 = level2[0].children;
var level4 = level3[0].children;
var level5 = level4[0].children;
layer._createTileImagerySkeletons(level3[0], terrainProvider);
expect(level3[0].data.imagery.length).toBe(1);

layer._createTileImagerySkeletons(level4[0], terrainProvider);
expect(level4[0].data.imagery.length).toBe(1);

level0[0].data = new GlobeSurfaceTile();
level1[0].data = new GlobeSurfaceTile();
level2[0].data = new GlobeSurfaceTile();
level3[0].data = new GlobeSurfaceTile();
level4[0].data = new GlobeSurfaceTile();
level5[0].data = new GlobeSurfaceTile();
layer._createTileImagerySkeletons(level5[0], terrainProvider);
expect(level5[0].data.imagery.length).toBe(0);
});
});

layer._createTileImagerySkeletons(level0[0], terrainProvider);
expect(level0[0].data.imagery.length).toBe(0);
it('honors limited extent of non-base ImageryLayer', function() {
var provider = new SingleTileImageryProvider({
url : 'Data/Images/Green4x4.png'
});

var layer = new ImageryLayer(provider, {
rectangle : Rectangle.fromDegrees(7.2, 60.9, 9.0, 61.7)
});

layer._createTileImagerySkeletons(level1[0], terrainProvider);
expect(level1[0].data.imagery.length).toBe(0);
var layers = new ImageryLayerCollection();
layers.addImageryProvider(new SingleTileImageryProvider({
url : 'Data/Images/Red16x16.png'
}));
layers.add(layer);

layer._createTileImagerySkeletons(level2[0], terrainProvider);
expect(level2[0].data.imagery.length).toBe(1);
var terrainProvider = new EllipsoidTerrainProvider();

layer._createTileImagerySkeletons(level3[0], terrainProvider);
expect(level3[0].data.imagery.length).toBe(1);
waitsFor(function() {
return provider.ready && terrainProvider.ready;
}, 'imagery provider to become ready');

layer._createTileImagerySkeletons(level4[0], terrainProvider);
expect(level4[0].data.imagery.length).toBe(1);
runs(function() {
var tiles = QuadtreeTile.createLevelZeroTiles(terrainProvider.tilingScheme);
tiles[0].data = new GlobeSurfaceTile();
tiles[1].data = new GlobeSurfaceTile();

layer._createTileImagerySkeletons(level5[0], terrainProvider);
expect(level5[0].data.imagery.length).toBe(0);
layer._createTileImagerySkeletons(tiles[0], terrainProvider);
layer._createTileImagerySkeletons(tiles[1], terrainProvider);

// The western hemisphere should not have any imagery tiles mapped to it.
expect(tiles[0].data.imagery.length).toBe(0);

// The eastern hemisphere should have one tile with limited extent.
expect(tiles[1].data.imagery.length).toBe(1);

var textureCoordinates = tiles[1].data.imagery[0].textureCoordinateRectangle;
expect(textureCoordinates.x).toBeGreaterThan(0.0);
expect(textureCoordinates.y).toBeGreaterThan(0.0);
expect(textureCoordinates.z).toBeLessThan(1.0);
expect(textureCoordinates.w).toBeLessThan(1.0);
});
});
});
}, 'WebGL');

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