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@jscad/modeling

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Constructive Solid Geometry (CSG) Library for JSCAD

openjscad.xyz

jscad/OpenJSCAD.org

128 lines (97 loc) • 5.28 kB
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const test = require('ava') const vec3 = require('../vec3') const create = require('./create') const fromVectorRotation = require('./fromVectorRotation') const { compareVectors } = require('../../../test/helpers/index') test('mat4: fromVectorRotation() called with out parameter should return a mat4 with correct values', (t) => { // unit vectors, same directions const out = create() let ret = fromVectorRotation(out, [1, 0, 0], [1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 1, 0], [0, 1, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, 1], [0, 0, 1]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) // unit vectors, axis rotations ret = fromVectorRotation(out, [1, 0, 0], [0, 1, 0]) t.is(ret, out) t.true(compareVectors(out, [0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [1, 0, 0], [0, 0, 1]) t.is(ret, out) t.true(compareVectors(out, [0, 0, 1, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 1, 0], [1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 1, 0], [0, 0, 1]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, 1], [1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [0, 0, -1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, 1], [0, 1, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [-1, 0, 0], [0, -1, 0]) t.is(ret, out) t.true(compareVectors(out, [0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [-1, 0, 0], [0, 0, -1]) t.is(ret, out) t.true(compareVectors(out, [0, 0, 1, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, -1, 0], [-1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, -1, 0], [0, 0, -1]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, -1], [-1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [0, 0, -1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, -1], [0, -1, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1])) // unit vector, opposite directions ret = fromVectorRotation(out, [1, 0, 0], [-1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [-1, 0, 0], [1, 0, 0]) t.is(ret, out) t.true(compareVectors(out, [-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 1, 0], [0, -1, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, -1, 0], [0, 1, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, 1], [0, 0, -1]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, -1], [0, 0, 1]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) // different units ret = fromVectorRotation(out, [11, 0, 0], [0, 33, 0]) t.is(ret, out) t.true(compareVectors(out, [0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0.11, 0], [0, 0, 0.33]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1])) ret = fromVectorRotation(out, [0, 0, 111111.0], [0, 0.33, 0]) t.is(ret, out) t.true(compareVectors(out, [1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1])) // different quadrants ret = fromVectorRotation(out, [0.5, 0.5, 0.5], [-0.5, 0.5, 0.5]) t.is(ret, out) t.true(compareVectors(out, [0.3333333333333334, 0.6666666666666669, 0.6666666666666669, 0, -0.6666666666666669, 0.666666666666667, -0.3333333333333335, 0, -0.6666666666666669, -0.3333333333333335, 0.666666666666667, 0, 0, 0, 0, 1])) t.true(compareVectors([-0.5, 0.5, 0.5], vec3.transform(vec3.create(), [0.5, 0.5, 0.5], ret))) ret = fromVectorRotation(out, [5, 5, 5], [5, 5, -5]) t.is(ret, out) t.true(compareVectors(out, [0.6666666666666666, -0.3333333333333333, -0.6666666666666666, 0, -0.3333333333333333, 0.6666666666666666, -0.6666666666666666, 0, 0.6666666666666666, 0.6666666666666666, 0.3333333333333333, 0, 0, 0, 0, 1])) t.true(compareVectors([5, 5, -5], vec3.transform(vec3.create(), [5, 5, 5], ret))) ret = fromVectorRotation(out, [5, 5, 5], [-5, -5, -5]) t.is(ret, out) t.true(compareVectors(out, [0, -1, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1])) t.true(compareVectors([-5, -5, -5], vec3.transform(vec3.create(), [5, 5, 5], ret))) })