third_party/WebKit/LayoutTests/fast/dom/geometry-interfaces-dom-matrix-transformPoint.html - Issue 2423753002: [GeometryInterface] add transformPoint(point) function.

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Issue 2423753002: [GeometryInterface] add transformPoint(point) function. (Closed)

Patch Set: [GeometryInterface] add transformPoint(point) method. Created 4 years, 2 months ago

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	1 <!DOCTYPE HTML>

	2 <script src="../../resources/testharness.js"></script>

	3 <script src="../../resources/testharnessreport.js"></script>

	4 <script src="./resources/geometry-interfaces-test-helpers.js"></script>

	5 <script>

	6

	7 function transformPoint(matrix, point) {

	8 var x = point.x * matrix.m11 + point.y * matrix.m21 + point.z * matrix.m31 + p oint.w * matrix.m41;

	9 var y = point.x * matrix.m12 + point.y * matrix.m22 + point.z * matrix.m32 + p oint.w * matrix.m42;

	10 var z = point.x * matrix.m13 + point.y * matrix.m23 + point.z * matrix.m33 + p oint.w * matrix.m43;

	11 var w = point.x * matrix.m14 + point.y * matrix.m24 + point.z * matrix.m34 + p oint.w * matrix.m44;

	12 return new DOMPoint(x, y, z, w);

	13 }

	14

	15 test(function() {

	16 var matrix2d = new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6]);

	17 var point = matrix2d.transformPoint();

	18 var expected = transformPoint(new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6]), new D OMPoint());

	19 assert_point_equals(point, expected);

	20 }, "DOMMatrixReadOnly transformPoint() - 2d matrix");

	21

	22 test(function() {

	23 var matrix3d = new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1 3, 14, 15, 16]);

	24 var point = matrix3d.transformPoint();

	25 var expected = transformPoint(new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6, 7, 8, 9 , 10, 11, 12, 13, 14, 15, 16]), new DOMPoint());

	26 assert_point_equals(point, expected);

	27 }, "DOMMatrixReadOnly transformPoint() - 3d matrix");

	28

	29 test(function() {

	30 var matrix2d = new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6]);

	31 var point = matrix2d.transformPoint(new DOMPoint(1, 2, 3, 4));

	32 var expected = transformPoint(new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6]), new D OMPoint(1, 2, 3, 4))

	33 assert_point_equals(point, expected);

	34 }, "DOMMatrixReadOnly transformPoint() - 2d matrix");

	35

	36 test(function() {

	37 var matrix3d = new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1 3, 14, 15, 16]);

	38 var point = matrix3d.transformPoint(new DOMPoint(1, 2, 3, 4));

	39 var expected = transformPoint(new DOMMatrixReadOnly([1, 2, 3, 4, 5, 6, 7, 8, 9 , 10, 11, 12, 13, 14, 15, 16]), new DOMPoint(1, 2, 3, 4));

	40 assert_point_equals(point, expected);

	41 }, "DOMMatrixReadOnly transformPoint() - 3d matrix");

	42

	43 test(function() {

	44 var matrix2d = new DOMMatrixReadOnly([2, 0, 0, 2, 10, 10]);

	45 var point = matrix2d.transformPoint(new DOMPoint(5, 4));

	46 var expected = transformPoint(new DOMMatrixReadOnly([2, 0, 0, 2, 10, 10]), new DOMPoint(5, 4));

	47 assert_point_equals(point, expected);

	48 }, "DOMMatrixReadOnly transformPoint() - 2d matrix");

	49

	50 </script>

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