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- goog.provide('goog.vec.Vec3');
- goog.require('goog.vec');
- goog.vec.Vec3.Float32;
- goog.vec.Vec3.Float64;
- goog.vec.Vec3.Number;
- goog.vec.Vec3.AnyType;
- goog.vec.Vec3.Type;
- goog.vec.Vec3.Vec3Like;
- goog.vec.Vec3.createFloat32 = function() {
- return new Float32Array(3);
- };
- goog.vec.Vec3.createFloat64 = function() {
- return new Float64Array(3);
- };
- goog.vec.Vec3.createNumber = function() {
- var a = new Array(3);
- goog.vec.Vec3.setFromValues(a, 0, 0, 0);
- return a;
- };
- goog.vec.Vec3.create = function() {
- return new Float32Array(3);
- };
- goog.vec.Vec3.createFloat32FromArray = function(vec) {
- var newVec = goog.vec.Vec3.createFloat32();
- goog.vec.Vec3.setFromArray(newVec, vec);
- return newVec;
- };
- goog.vec.Vec3.createFloat32FromValues = function(v0, v1, v2) {
- var a = goog.vec.Vec3.createFloat32();
- goog.vec.Vec3.setFromValues(a, v0, v1, v2);
- return a;
- };
- goog.vec.Vec3.cloneFloat32 = goog.vec.Vec3.createFloat32FromArray;
- goog.vec.Vec3.createFloat64FromArray = function(vec) {
- var newVec = goog.vec.Vec3.createFloat64();
- goog.vec.Vec3.setFromArray(newVec, vec);
- return newVec;
- };
- goog.vec.Vec3.createFloat64FromValues = function(v0, v1, v2) {
- var vec = goog.vec.Vec3.createFloat64();
- goog.vec.Vec3.setFromValues(vec, v0, v1, v2);
- return vec;
- };
- goog.vec.Vec3.cloneFloat64 = goog.vec.Vec3.createFloat64FromArray;
- goog.vec.Vec3.createFromArray = function(vec) {
- var newVec = goog.vec.Vec3.create();
- goog.vec.Vec3.setFromArray(newVec, vec);
- return newVec;
- };
- goog.vec.Vec3.createFromValues = function(v0, v1, v2) {
- var vec = goog.vec.Vec3.create();
- goog.vec.Vec3.setFromValues(vec, v0, v1, v2);
- return vec;
- };
- goog.vec.Vec3.clone = function(vec) {
- var newVec = goog.vec.Vec3.create();
- goog.vec.Vec3.setFromArray(newVec, vec);
- return newVec;
- };
- goog.vec.Vec3.setFromValues = function(vec, v0, v1, v2) {
- vec[0] = v0;
- vec[1] = v1;
- vec[2] = v2;
- return vec;
- };
- goog.vec.Vec3.setFromArray = function(vec, values) {
- vec[0] = values[0];
- vec[1] = values[1];
- vec[2] = values[2];
- return vec;
- };
- goog.vec.Vec3.add = function(vec0, vec1, resultVec) {
- resultVec[0] = vec0[0] + vec1[0];
- resultVec[1] = vec0[1] + vec1[1];
- resultVec[2] = vec0[2] + vec1[2];
- return resultVec;
- };
- goog.vec.Vec3.subtract = function(vec0, vec1, resultVec) {
- resultVec[0] = vec0[0] - vec1[0];
- resultVec[1] = vec0[1] - vec1[1];
- resultVec[2] = vec0[2] - vec1[2];
- return resultVec;
- };
- goog.vec.Vec3.negate = function(vec0, resultVec) {
- resultVec[0] = -vec0[0];
- resultVec[1] = -vec0[1];
- resultVec[2] = -vec0[2];
- return resultVec;
- };
- goog.vec.Vec3.abs = function(vec0, resultVec) {
- resultVec[0] = Math.abs(vec0[0]);
- resultVec[1] = Math.abs(vec0[1]);
- resultVec[2] = Math.abs(vec0[2]);
- return resultVec;
- };
- goog.vec.Vec3.scale = function(vec0, scalar, resultVec) {
- resultVec[0] = vec0[0] * scalar;
- resultVec[1] = vec0[1] * scalar;
- resultVec[2] = vec0[2] * scalar;
- return resultVec;
- };
- goog.vec.Vec3.magnitudeSquared = function(vec0) {
- var x = vec0[0], y = vec0[1], z = vec0[2];
- return x * x + y * y + z * z;
- };
- goog.vec.Vec3.magnitude = function(vec0) {
- var x = vec0[0], y = vec0[1], z = vec0[2];
- return Math.sqrt(x * x + y * y + z * z);
- };
- goog.vec.Vec3.normalize = function(vec0, resultVec) {
- var ilen = 1 / goog.vec.Vec3.magnitude(vec0);
- resultVec[0] = vec0[0] * ilen;
- resultVec[1] = vec0[1] * ilen;
- resultVec[2] = vec0[2] * ilen;
- return resultVec;
- };
- goog.vec.Vec3.dot = function(v0, v1) {
- return v0[0] * v1[0] + v0[1] * v1[1] + v0[2] * v1[2];
- };
- goog.vec.Vec3.cross = function(v0, v1, resultVec) {
- var x0 = v0[0], y0 = v0[1], z0 = v0[2];
- var x1 = v1[0], y1 = v1[1], z1 = v1[2];
- resultVec[0] = y0 * z1 - z0 * y1;
- resultVec[1] = z0 * x1 - x0 * z1;
- resultVec[2] = x0 * y1 - y0 * x1;
- return resultVec;
- };
- goog.vec.Vec3.distanceSquared = function(vec0, vec1) {
- var x = vec0[0] - vec1[0];
- var y = vec0[1] - vec1[1];
- var z = vec0[2] - vec1[2];
- return x * x + y * y + z * z;
- };
- goog.vec.Vec3.distance = function(vec0, vec1) {
- return Math.sqrt(goog.vec.Vec3.distanceSquared(vec0, vec1));
- };
- goog.vec.Vec3.direction = function(vec0, vec1, resultVec) {
- var x = vec1[0] - vec0[0];
- var y = vec1[1] - vec0[1];
- var z = vec1[2] - vec0[2];
- var d = Math.sqrt(x * x + y * y + z * z);
- if (d) {
- d = 1 / d;
- resultVec[0] = x * d;
- resultVec[1] = y * d;
- resultVec[2] = z * d;
- } else {
- resultVec[0] = resultVec[1] = resultVec[2] = 0;
- }
- return resultVec;
- };
- goog.vec.Vec3.lerp = function(v0, v1, f, resultVec) {
- var x = v0[0], y = v0[1], z = v0[2];
- resultVec[0] = (v1[0] - x) * f + x;
- resultVec[1] = (v1[1] - y) * f + y;
- resultVec[2] = (v1[2] - z) * f + z;
- return resultVec;
- };
- goog.vec.Vec3.max = function(vec0, limit, resultVec) {
- if (goog.isNumber(limit)) {
- resultVec[0] = Math.max(vec0[0], limit);
- resultVec[1] = Math.max(vec0[1], limit);
- resultVec[2] = Math.max(vec0[2], limit);
- } else {
- resultVec[0] = Math.max(vec0[0], limit[0]);
- resultVec[1] = Math.max(vec0[1], limit[1]);
- resultVec[2] = Math.max(vec0[2], limit[2]);
- }
- return resultVec;
- };
- goog.vec.Vec3.min = function(vec0, limit, resultVec) {
- if (goog.isNumber(limit)) {
- resultVec[0] = Math.min(vec0[0], limit);
- resultVec[1] = Math.min(vec0[1], limit);
- resultVec[2] = Math.min(vec0[2], limit);
- } else {
- resultVec[0] = Math.min(vec0[0], limit[0]);
- resultVec[1] = Math.min(vec0[1], limit[1]);
- resultVec[2] = Math.min(vec0[2], limit[2]);
- }
- return resultVec;
- };
- goog.vec.Vec3.equals = function(v0, v1) {
- return v0.length == v1.length && v0[0] == v1[0] && v0[1] == v1[1] &&
- v0[2] == v1[2];
- };
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