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How to use det2x2 method in wpt

Best JavaScript code snippet using wpt

Mat3x3.js

Source:Mat3x3.js

...57        return cells[r1_3 + c1] * cells[r2_3 + c2] - cells[r1_3 + c2] * cells[r2_3 + c1];58    }59    Mat3x3.prototype.det = function() {60        var that = this;61        return that.get(0, 0) * that.det2x2(0, 0) - that.get(0, 1) * that.det2x2(0, 1) + that.get(0, 2) * that.det2x2(0, 2);62    }63    Mat3x3.prototype.inverse = function() {64        var that = this;65        var det = that.det();66        if (-that.minDeterminant < det && det < that.minDeterminant) {67            that.verbose && verboseLogger.debug("WARN\t: cannot compute inverse of matrix with determinant:" + det);68            return null;69        }70        var detReciprocal = 1.0 / det;71        var result = new Mat3x3(null, that);72        for (var r = 0; r < 3; r++) {73            for (var c = 0; c < 3; c++) {74                if (0 == ((c + r) & 1)) {75                    result.set(r, c, that.det2x2(c, r) * detReciprocal);76                } else {77                    result.set(r, c, -that.det2x2(c, r) * detReciprocal);78                }79            }80        }81        return result;82    }83    Mat3x3.prototype.transpose = function() {84        var that = this;85        var cells = that.cells;86        return new Mat3x3([87            cells[0], cells[3], cells[6],88            cells[1], cells[4], cells[7],89            cells[2], cells[5], cells[8]90        ], that);91    }92    Mat3x3.prototype.equal = function(value, tolerance) {93        var that = this;94        if (!(value instanceof(Mat3x3))) {95            return false;96        }97        tolerance = tolerance || 0;98        for (var i = 0; i < 9; i++) {99            if (that.cells[i] < value.cells[i] - tolerance) {100                that.verbose && verboseLogger.debug("Mat3x3.equal() i:", i, " cell:", that.cells[i], " not < value:", value.cells[i]);101                return false;102            } else if (value.cells[i] + tolerance < that.cells[i]) {103                that.verbose && verboseLogger.debug("Mat3x3.equal() i:", i, " value:", value.cells[i], " not < value:", that.cells[i]);104                return false;105            }106        }107        return true;108    }109    module.exports = exports.Mat3x3 = Mat3x3;110})(typeof exports === "object" ? exports : (exports = {}));111// mocha -R min --inline-diffs *.js112(typeof describe === 'function') && describe("Mat3x3", function() {113    var logger = new Logger({114        logLevel: "info"115    });116    var options = {117        verbose: false118    };119    var Mat3x3 = require("./Mat3x3");120    it("Mat3x3(array9) should create a 3x3 matrix", function() {121        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);122        mat.should.instanceOf(Mat3x3);123    })124    it("get(row,col) should return matrix value at row and column with given 0-based index", function() {125        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);126        mat.get(0, 0).should.equal(1);127        mat.get(0, 1).should.equal(2);128        mat.get(0, 2).should.equal(3);129        mat.get(1, 0).should.equal(4);130        mat.get(1, 1).should.equal(5);131        mat.get(1, 2).should.equal(6);132        mat.get(2, 0).should.equal(7);133        mat.get(2, 1).should.equal(8);134        mat.get(2, 2).should.equal(9);135    })136    it("set(row,col,value) should set matrix value at row and column with given 0-based index", function() {137        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);138        mat.set(0, 0, 1).should.equal(1);139        mat.set(0, 1, 2).should.equal(2);140        mat.set(0, 2, 3).should.equal(3);141        mat.set(1, 0, 4).should.equal(4);142        mat.set(1, 1, 5).should.equal(5);143        mat.set(1, 2, 6).should.equal(6);144        mat.set(2, 0, 7).should.equal(7);145        mat.set(2, 1, 8).should.equal(8);146        mat.set(2, 2, 9).should.equal(9);147    })148    it("clear() should zero matrix", function() {149        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);150        mat.clear().should.equal(mat);151        mat.get(0, 0).should.equal(0);152        mat.get(0, 1).should.equal(0);153        mat.get(2, 1).should.equal(0);154        mat.get(2, 2).should.equal(0);155    })156    it("det2x2(r,c) should 2x2 sub matrix determinant", function() {157        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);158        mat.det2x2(0, 0).should.equal(-3);159        mat.det2x2(0, 1).should.equal(-6);160        mat.det2x2(0, 2).should.equal(-3);161        mat.det2x2(1, 0).should.equal(-6);162        mat.det2x2(1, 1).should.equal(-12);163    })164    it("det() should calculate determinant", function() {165        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);166        mat.det().should.equal(0);167    })168    it("equal(value, tolerance) should return true if matrix and value are equal to given tolerance", function() {169        var mat = new Mat3x3([1, 2, 3, 4, 5, 6, 7, 8, 9]);170        var mat2 = new Mat3x3(mat.cells);171        mat.equal(mat2).should.True;172        mat2.set(0, 0, mat.get(0, 0) - 0.00001);173        mat.equal(mat2).should.False;174        mat.equal(mat2, 0.00001).should.True;175        mat.equal(mat2, 0.000001).should.False;176        mat2.set(0, 0, mat.get(0, 0) + 0.00001);...

webxr-test-math-helper.js

Source:webxr-test-math-helper.js

...82      previous_point = current_point;83    }84    return true;85  }86  static det2x2(m00, m01, m10, m11) {87    return m00 * m11 - m01 * m10;88  }89  static det3x3(90    m00, m01, m02,91    m10, m11, m12,92    m20, m21, m2293  ){94    const det2x2 = XRMathHelper.det2x2;95    return    m00 * det2x2(m11, m12, m21, m22)96            - m01 * det2x2(m10, m12, m20, m22)97            + m02 * det2x2(m10, m11, m20, m21);98  }99  static det4x4(100    m00, m01, m02, m03,101    m10, m11, m12, m13,102    m20, m21, m22, m23,103    m30, m31, m32, m33104  ) {105    const det3x3 = XRMathHelper.det3x3;106    return  m00 * det3x3(m11, m12, m13,107                         m21, m22, m23,108                         m31, m32, m33)109          - m01 * det3x3(m10, m12, m13,110                         m20, m22, m23,111                         m30, m32, m33)...

Using AI Code Generation

1var det2x2 = require('wptools').det2x2;2var a = 1, b = 2, c = 3, d = 4;3var det = det2x2(a, b, c, d);4console.log(det);5#### det3x3(a, b, c, d, e, f, g, h, i)6var det3x3 = require('wptools').det3x3;7var a = 1, b = 2, c = 3, d = 4, e = 5, f = 6, g = 7, h = 8, i = 9;8var det = det3x3(a, b, c, d, e, f, g, h, i);9console.log(det);10#### det4x4(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p)11var det4x4 = require('wptools').det4x4;12var a = 1, b = 2, c = 3, d = 4, e = 5, f = 6, g = 7, h = 8, i = 9, j = 10, k = 11, l = 12, m = 13, n = 14, o = 15, p = 16;13var det = det4x4(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p);14console.log(det);15#### det5x5(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y)

Using AI Code Generation

1var det2x2 = require('wpt').det2x2;2var a = 1, b = 2, c = 3, d = 4;3var det = det2x2(a, b, c, d);4console.log("det = " + det);5var det3x3 = require('wpt').det3x3;6var a = 1, b = 2, c = 3, d = 4, e = 5, f = 6, g = 7, h = 8, i = 9;7var det = det3x3(a, b, c, d, e, f, g, h, i);8console.log("det = " + det);

Using AI Code Generation

1var det2x2 = require('wpt.js').det2x2;2var a = 1, b = 2, c = 3, d = 4;3var det = det2x2(a, b, c, d);4console.log("det2x2(" + a + ", " + b + ", " + c + ", " + d + ") = " + det);5var det3x3 = require('wpt.js').det3x3;6var a = 1, b = 2, c = 3, d = 4, e = 5, f = 6, g = 7, h = 8, i = 9;7var det = det3x3(a, b, c, d, e, f, g, h, i);8console.log("det3x3(" + a + ", " + b + ", " + c + ", " + d + ", " + e + ", " + f + ", " + g + ", " + h + ", " + i + ") = " + det);9var det4x4 = require('wpt.js').det4x4;10var a = 1, b = 2, c = 3, d = 4, e = 5, f = 6, g = 7, h = 8, i = 9, j = 10, k = 11, l = 12, m = 13, n = 14, o = 15, p = 16;11var det = det4x4(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p);12console.log("det4x4(" + a + ", " + b + ", " + c + ", " + d + ", " + e + ", " + f + ", " + g + ", " + h + ", " + i + ", " + j + ", " + k + ", " + l + ", " + m + ", " + n + ", " + o + ", " + p + ") = " +

Using AI Code Generation

1var wptools = require('wptools');2var wp = new wptools('Eiffel Tower');3wp.get(function(err, resp) {4    console.log(resp);5    console.log(resp.infobox.det2x2('length', 'width'));6});7var wptools = require('wptools');8var wp = new wptools('Eiffel Tower');9wp.get(function(err, resp) {10    console.log(resp);11    console.log(resp.infobox.det2x2('length', 'width'));12});13var wptools = require('wptools');14var wp = new wptools('Eiffel Tower');15wp.get(function(err, resp) {16    console.log(resp);17    console.log(resp.infobox.det2x2('length', 'width'));18});19var wptools = require('wptools');20var wp = new wptools('Eiffel Tower');21wp.get(function(err, resp) {22    console.log(resp);23    console.log(resp.infobox.det2x2('length', 'width'));24});25var wptools = require('wptools');26var wp = new wptools('Eiffel Tower');27wp.get(function(err, resp) {28    console.log(resp);29    console.log(resp.infobox.det2x2('length', 'width'));30});31var wptools = require('wptools');32var wp = new wptools('Eiffel Tower');33wp.get(function(err, resp) {34    console.log(resp);35    console.log(resp.infobox.det2x2('length', 'width'));36});37var wptools = require('wptools');38var wp = new wptools('Eiffel Tower');39wp.get(function(err, resp) {40    console.log(resp);41    console.log(resp.infobox.det2x2('length', 'width'));

Using AI Code Generation

1var wpt = require('wpt.js');2var a = 1;3var b = 2;4var c = 3;5var d = 4;6var result = wpt.det2x2(a,b,c,d);7console.log('det2x2 result: ' + result);8var wpt = {9    det2x2: function(a,b,c,d) {10        return a*d - b*c;11    }12}13module.exports = wpt;

Using AI Code Generation

1var det2x2 = require('det2x2');2var m = [[1,2],[3,4]];3var d = det2x2(m);4console.log(d);5var det3x3 = require('det3x3');6var m = [[1,2,3],[4,5,6],[7,8,9]];7var d = det3x3(m);8console.log(d);9var det4x4 = require('det4x4');10var m = [[1,2,3,4],[5,6,7,8],[9,10,11,12],[13,14,15,16]];11var d = det4x4(m);12console.log(d);13var det5x5 = require('det5x5');14var m = [[1,2,3,4,5],[6,7,8,9,10],[11,12,13,14,15],[16,17,18,19,20],[21,22,23,24,25]];15var d = det5x5(m);16console.log(d);17var det6x6 = require('det6x6');18var m = [[1,2,3,4,5,6],[7,8,9,10,11,12],[13,14,15,16,17,18],[19,20,21,22,23,24],[25,26,27,28,29,30],[31,32,33,34,35,36]];19var d = det6x6(m);20console.log(d);21var det7x7 = require('det7x7');

Using AI Code Generation

1var wptools = require('wp-tools');2console.log(wptools.det2x2(1,2,3,4));3var wptools = require('wp-tools');4console.log(wptools.det3x3(1,2,3,4,5,6,7,8,9));5var wptools = require('wp-tools');6console.log(wptools.det4x4(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16));7var wptools = require('wp-tools');8console.log(wptools.detNxN([[1,2,3],[4,5,6],[7,8,9]]));

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