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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
'use strict';
base.require('base.quad');
base.require('base.rect');
base.unittest.testSuite('base.quad', function() {
test('pointInTri', function() {
var res = base.pointInTriangle2(
[0.25, 0.25],
[0, 0],
[1, 0],
[0, 1]);
assertTrue(res);
});
test('pointNotInTri', function() {
var res = base.pointInTriangle2(
[0.75, 0.75],
[0, 0],
[1, 0],
[0, 1]);
assertFalse(res);
});
test('pointInside', function() {
var q = base.Quad.from4Vecs([0, 0],
[1, 0],
[1, 1],
[0, 1]);
var res = q.pointInside([0.5, 0.5]);
assertTrue(res);
});
test('pointNotInQuad', function() {
var q = base.Quad.from4Vecs([0, 0],
[1, 0],
[1, 1],
[0, 1]);
var res = q.pointInside([1.5, 0.5]);
assertFalse(res);
});
test('isRectangle', function() {
assertTrue(base.Quad.fromXYWH(0, 0, 10, 10).isRectangle());
assertTrue(base.Quad.fromXYWH(-10, -10, 5, 5).isRectangle());
assertTrue(base.Quad.fromXYWH(-10, -10, 20, 20).isRectangle());
assertTrue(base.Quad.fromXYWH(-10, 10, 5, 5).isRectangle());
assertFalse(base.Quad.fromXYWH(0, 0, -10, -10).isRectangle());
assertFalse(base.Quad.from8Array([0, 1, 2, 3, 4, 5, 6, 7]).isRectangle());
assertFalse(base.Quad.from8Array([0, 0, 0, 5, 5, 5, 0, 0]).isRectangle());
});
test('projectUnitRect', function() {
var container = base.Quad.fromXYWH(0, 0, 10, 10);
var srcRect = base.Rect.fromXYWH(0.1, 0.8, 0.8, 0.1);
var expectedRect = srcRect.scale(10);
var q = new base.Quad();
container.projectUnitRectFast(q, srcRect);
assertQuadEquals(base.Quad.fromRect(expectedRect), q);
});
test('projectUnitRectOntoUnitQuad', function() {
var container = base.Quad.fromXYWH(0, 0, 1, 1);
var srcRect = base.Rect.fromXYWH(0.0, 0, 1, 1);
var expectedRect = srcRect;
var q = new base.Quad();
container.projectUnitRectFast(q, srcRect);
assertQuadEquals(base.Quad.fromRect(expectedRect), q);
});
test('projectUnitRectOntoSizeTwoQuad', function() {
var container = base.Quad.fromXYWH(0, 0, 2, 2);
var srcRect = base.Rect.fromXYWH(0.0, 0, 1, 1);
var expectedRect = srcRect.scale(2);
var q = new base.Quad();
container.projectUnitRectFast(q, srcRect);
assertQuadEquals(base.Quad.fromRect(expectedRect), q);
});
test('projectUnitRectOntoTranslatedQuad', function() {
var container = base.Quad.fromXYWH(1, 1, 1, 1);
var srcRect = base.Rect.fromXYWH(0.0, 0, 1, 1);
var expectedRect = srcRect.translate([1, 1]);
var q = new base.Quad();
container.projectUnitRectFast(q, srcRect);
assertQuadEquals(base.Quad.fromRect(expectedRect), q);
});
test('projectShrunkUnitRectOntoUnitQuad', function() {
var container = base.Quad.fromXYWH(0, 0, 1, 1);
var srcRect = base.Rect.fromXYWH(0.1, 0.1, 0.8, 0.8);
var expectedRect = srcRect;
var q = new base.Quad();
container.projectUnitRectFast(q, srcRect);
assertQuadEquals(base.Quad.fromRect(expectedRect), q);
});
});
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