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| ////////////////////////// NOTE ABOUT EDITING THIS FILE /////////////////////// |
| // // |
| // Any edits to this file must be applied to vec4d_test.html by running: // |
| // swap_type.sh vec4f_test.html > vec4d_test.html // |
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| ////////////////////////// NOTE ABOUT EDITING THIS FILE /////////////////////// |
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| --> |
| <head> |
| <meta http-equiv="X-UA-Compatible" content="IE=edge"> |
| <title>Closure Unit Tests - goog.vec.vec4f</title> |
| <script src="../base.js"></script> |
| <script> |
| goog.require('goog.vec.Float32Array'); |
| goog.require('goog.vec.vec4f'); |
| goog.require('goog.testing.jsunit'); |
| </script> |
| </head> |
| <body> |
| <script> |
| |
| function testCreate() { |
| var v = goog.vec.vec4f.create(); |
| assertElementsEquals([0, 0, 0, 0], v); |
| } |
| |
| function testSet() { |
| var v = goog.vec.vec4f.create(); |
| goog.vec.vec4f.setFromValues(v, 1, 2, 3, 4); |
| assertElementsEquals([1, 2, 3, 4], v); |
| |
| goog.vec.vec4f.setFromArray(v, [4, 5, 6, 7]); |
| assertElementsEquals([4, 5, 6, 7], v); |
| } |
| |
| function testAdd() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [1, 2, 3, 4]); |
| var v1 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [5, 6, 7, 8]); |
| var v2 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| |
| goog.vec.vec4f.add(v2, v1, v2); |
| assertElementsEquals([1, 2, 3, 4], v0); |
| assertElementsEquals([5, 6, 7, 8], v1); |
| assertElementsEquals([6, 8, 10, 12], v2); |
| |
| goog.vec.vec4f.add(goog.vec.vec4f.add(v0, v1, v2), v0, v2); |
| assertElementsEquals([7, 10, 13, 16], v2); |
| } |
| |
| function testSubtract() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [4, 3, 2, 1]); |
| var v1 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [5, 6, 7, 8]); |
| var v2 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| |
| goog.vec.vec4f.subtract(v2, v1, v2); |
| assertElementsEquals([4, 3, 2, 1], v0); |
| assertElementsEquals([5, 6, 7, 8], v1); |
| assertElementsEquals([-1, -3, -5, -7], v2); |
| |
| goog.vec.vec4f.setFromValues(v2, 0, 0, 0, 0); |
| goog.vec.vec4f.subtract(v1, v0, v2); |
| assertElementsEquals([1, 3, 5, 7], v2); |
| |
| goog.vec.vec4f.subtract(goog.vec.vec4f.subtract(v1, v0, v2), v0, v2); |
| assertElementsEquals([-3, 0, 3, 6], v2); |
| } |
| |
| function testNegate() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [1, 2, 3, 4]); |
| var v1 = goog.vec.vec4f.create(); |
| |
| goog.vec.vec4f.negate(v0, v1); |
| assertElementsEquals([-1, -2, -3, -4], v1); |
| assertElementsEquals([1, 2, 3, 4], v0); |
| |
| goog.vec.vec4f.negate(v0, v0); |
| assertElementsEquals([-1, -2, -3, -4], v0); |
| } |
| |
| function testAbs() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [-1, -2, -3, -4]); |
| var v1 = goog.vec.vec4f.create(); |
| |
| goog.vec.vec4f.abs(v0, v1); |
| assertElementsEquals([1, 2, 3, 4], v1); |
| assertElementsEquals([-1, -2, -3, -4], v0); |
| |
| goog.vec.vec4f.abs(v0, v0); |
| assertElementsEquals([1, 2, 3, 4], v0); |
| } |
| |
| function testScale() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [1, 2, 3, 4]); |
| var v1 = goog.vec.vec4f.create(); |
| |
| goog.vec.vec4f.scale(v0, 4, v1); |
| assertElementsEquals([4, 8, 12, 16], v1); |
| assertElementsEquals([1, 2, 3, 4], v0); |
| |
| goog.vec.vec4f.setFromArray(v1, v0); |
| goog.vec.vec4f.scale(v1, 5, v1); |
| assertElementsEquals([5, 10, 15, 20], v1); |
| } |
| |
| function testMagnitudeSquared() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [1, 2, 3, 4]); |
| assertEquals(30, goog.vec.vec4f.magnitudeSquared(v0)); |
| } |
| |
| function testMagnitude() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [1, 2, 3, 4]); |
| assertEquals(Math.sqrt(30), goog.vec.vec4f.magnitude(v0)); |
| } |
| |
| function testNormalize() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [2, 3, 4, 5]); |
| var v1 = goog.vec.vec4f.create(); |
| var v2 = goog.vec.vec4f.create(); |
| goog.vec.vec4f.scale(v0, 1 / goog.vec.vec4f.magnitude(v0), v2); |
| |
| goog.vec.vec4f.normalize(v0, v1); |
| assertElementsEquals(v2, v1); |
| assertElementsEquals([2, 3, 4, 5], v0); |
| |
| goog.vec.vec4f.setFromArray(v1, v0); |
| goog.vec.vec4f.normalize(v1, v1); |
| assertElementsEquals(v2, v1); |
| } |
| |
| function testDot() { |
| var v0 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [1, 2, 3, 4]); |
| var v1 = goog.vec.vec4f.setFromArray(goog.vec.vec4f.create(), [5, 6, 7, 8]); |
| assertEquals(70, goog.vec.vec4f.dot(v0, v1)); |
| assertEquals(70, goog.vec.vec4f.dot(v1, v0)); |
| } |
| |
| function testLerp() { |
| var v0 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 1, 2, 3, 4); |
| var v1 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 10, 20, 30, 40); |
| var v2 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| |
| goog.vec.vec4f.lerp(v2, v1, 0, v2); |
| assertElementsEquals([1, 2, 3, 4], v2); |
| goog.vec.vec4f.lerp(v2, v1, 1, v2); |
| assertElementsEquals([10, 20, 30, 40], v2); |
| goog.vec.vec4f.lerp(v0, v1, .5, v2); |
| assertElementsEquals([5.5, 11, 16.5, 22], v2); |
| } |
| |
| function testMax() { |
| var v0 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 10, 20, 30, 40); |
| var v1 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 5, 25, 35, 30); |
| var v2 = goog.vec.vec4f.create(); |
| |
| goog.vec.vec4f.max(v0, v1, v2); |
| assertElementsEquals([10, 25, 35, 40], v2); |
| goog.vec.vec4f.max(v1, v0, v1); |
| assertElementsEquals([10, 25, 35, 40], v1); |
| goog.vec.vec4f.max(v2, 20, v2); |
| assertElementsEquals([20, 25, 35, 40], v2); |
| } |
| |
| function testMin() { |
| var v0 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 10, 20, 30, 40); |
| var v1 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 5, 25, 35, 30); |
| var v2 = goog.vec.vec4f.create(); |
| |
| goog.vec.vec4f.min(v0, v1, v2); |
| assertElementsEquals([5, 20, 30, 30], v2); |
| goog.vec.vec4f.min(v1, v0, v1); |
| assertElementsEquals([5, 20, 30, 30], v1); |
| goog.vec.vec4f.min(v2, 20, v2); |
| assertElementsEquals([5, 20, 20, 20], v2); |
| } |
| |
| function testEquals() { |
| var v0 = goog.vec.vec4f.setFromValues(goog.vec.vec4f.create(), 1, 2, 3, 4); |
| var v1 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| assertElementsEquals(v0, v1); |
| |
| v1[0] = 5; |
| assertFalse(goog.vec.vec4f.equals(v0, v1)); |
| |
| v1 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| v1[1] = 5; |
| assertFalse(goog.vec.vec4f.equals(v0, v1)); |
| |
| v1 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| v1[2] = 5; |
| assertFalse(goog.vec.vec4f.equals(v0, v1)); |
| |
| v1 = goog.vec.vec4f.setFromVec4f(goog.vec.vec4f.create(), v0); |
| v1[3] = 5; |
| assertFalse(goog.vec.vec4f.equals(v0, v1)); |
| } |
| |
| </script> |
| </body> |
