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Graphing.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>Dynamic Web Plot</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
<script src="https://pagecdn.io/lib/mathjs/7.0.1/math.min.js" crossorigin="anonymous" ></script>
<style>
body, html {
height: 100%;
margin: 0px;
}
.code-tab {
border-color: #dee2e6 #dee2e6 #fff !important;
}
.code-tab.active {
border: 1px solid transparent !important;
}
.console-output {
white-space: pre-wrap;
}
.flexColumn {
display: flex;
flex-flow: column;
}
.strechHeight {
height: 100%;
}
#graph {
background-color: white;
}
.editor {
position: relative;
width: 100%;
height: 100%;
}
.btn-circle {
width: 30px;
height: 30px;
padding: 0px;
border-radius: 15px;
font-size: 14px;
text-align: center;
}
</style>
</head>
<body>
<div id="content" class="container-fluid flexColumn strechHeight">
<div class="nav nav-tabs" role="tablist" style="padding-top: 5px;">
<a class="nav-item nav-link active" id="nav-user-tab" data-toggle="tab" href="#nav-user" role="tab" aria-controls="nav-user" aria-selected="true" onclick="DyPlot_Private.__switchToUser__();">User</a>
<a class="nav-item nav-link" id="nav-dev-tab" data-toggle="tab" href="#nav-dev" role="tab" aria-controls="nav-dev" aria-selected="false" onclick="DyPlot_Private.__switchToDeveloper__();">Developer</a>
<label class="btn btn-success" style="margin-left: 10px; margin-right: 5px;" onclick="DyPlot_Private.__save__();">
Save Plot
</label>
<label class="btn btn-secondary">
Open Plot <input type="file" id="file-open-form" hidden>
</label>
</div>
<div class="tab-content flexColumn flex-grow-1">
<div class="tab-pane fade show active flex-grow-1" id="nav-user" role="tabpanel" aria-labelledby="nav-user-tab">
<div class="flexColumn" style="height: 100%">
<div id="graphHeading" class="row no-gutters">
<div class="col-3">
<!-- <input type="email" class="form-control" id="title_input"> -->
<!-- <h3 class="display-4 text-center" onclick="console.log('test');">Untitled</h3> -->
</div>
<div class="col-9">
<div class="float-right" style="margin: 10px 0 0 0">
<button type="button" class="btn btn-outline-primary btn-circle" style="margin: 0px 6px;" onclick="DyPlot_Private.__zoomOut__();">-</button>
<button type="button" class="btn btn-outline-primary" onclick="DyPlot_Private.__zoomHome__();">Home</button>
<button type="button" class="btn btn-outline-primary btn-circle" style="margin: 0px 6px;" onclick="DyPlot_Private.__zoomIn__();">+</button>
</div>
</div>
</div>
<canvas id="graph" class="flex-grow-1"></canvas>
</div>
</div>
<div class="tab-pane fade flex-grow-1" id="nav-dev" role="tabpanel" aria-labelledby="nav-dev-tab">
<div class="flexColumn" style="height: 100%">
<ul class="nav nav-tabs" role="tablist">
<li class="nav-item" role="presentation">
<a class="nav-link active text-white bg-dark code-tab" id="setup-tab" data-toggle="tab" href="#setup-tab-content" role="tab" aria-controls="setup-tab-content" aria-selected="true">setup.js</a>
</li>
<li class="nav-item" role="presentation">
<a class="nav-link text-white bg-dark code-tab" id="update-tab" data-toggle="tab" href="#update-tab-content" role="tab" aria-controls="update-tab-content" aria-selected="false">update.js</a>
</li>
</ul>
<div class="flexColumn flex-grow-1">
<div class="tab-content flexColumn flex-grow-1">
<div class="tab-pane fade show active flex-grow-1" id="setup-tab-content" role="tabpanel" aria-labelledby="setup-tab">
<div class="editor" id="setup-editor">var figure = new dyplot.Figure();
figure.plotAxis(5);
let args = {link: "joe", showLines:true, pointColor: "purple",
lineColor: "red", lineDash:[1, 2, 3]};
figure.plotXY([1, 0], [0, 2], args);
figure.plotText("Mirror", 1, 1);</div>
</div>
<div class="tab-pane fade flex-grow-1" id="update-tab-content" role="tabpanel" aria-labelledby="update-tab">
<div class="editor" id="update-editor">dyplot.Console.clear();
let arrays = dyplot.Controls.get("joe");
dyplot.Console.print(arrays);
let args = {pointColor: "blue", showLines: true};
figure.plotXY(arrays[1], arrays[0], args);</div>
</div>
</div>
<div class="card" style="height: 250px;">
<div class="card-body flexColumn" style="height: 100%;">
<div class="border-bottom" style="padding-bottom: 5px;">
<span style="display: inline-block;">
<h5 class="card-title">Console</h5>
</span>
<button type="button" class="btn btn-success" style="float: right;" onclick="DyPlot_Private.__alert__('Dynamic Web Plot', 'Started Test Run');DyPlot_Private.__onSetup__();">Test Run</button>
<button type="button" class="btn btn-secondary" style="float: right; margin-right: 5px;" onclick="DyPlot_Private.__alert__('Dynamic Web Plot', 'Console is cleared'); dyplot.Console.clear();">Clear Console</button>
<button type="button" class="btn text-white bg-danger" style="float: right; margin-right: 5px;" onclick="
DyPlot_Private.__alert__('Dynamic Web Plot', 'All Controls are resetted'); DyPlot_Private.Control.__resetControls();">Reset Controls</button>
</div>
<div class="flexColumn flex-grow-1" style="overflow: hidden;">
<ul id="console" class="list-group list-group-flush flex-grow-1" style="overflow-y: auto;">
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div style="position: fixed; top: 0; right: 0;">
<div aria-live="polite" aria-atomic="true" style="min-height: 200px;">
<div class="toast bg-light" style="position: absolute; top: 0; right: 0; width: 0px; margin: 10px;">
<div class="toast-header text-white bg-info">
<strong class="mr-auto" id="alert_title"></strong>
<small id="alert_time">1 sec ago</small>
<button type="button" class="ml-2 mb-1 close" data-dismiss="toast" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div id="alert_body" class="toast-body">
</div>
</div>
</div>
</div>
</body>
<script src="https://pagecdn.io/lib/ace/1.4.5/ace.js" integrity="sha256-5Xkhn3k/1rbXB+Q/DX/2RuAtaB4dRRyQvMs83prFjpM=" crossorigin="anonymous"></script>
<script type="text/javascript">
// Configure Script
// TODO :
// Add animation feature & argument
// Add plotting web images
// Add controls menu
// Allow "mouse scroll" to control zoom
// Make element borders draggable
// Fix timing on Boostrap Toasts for alerts
// Possibly integrate with quacc (simulations can be dynamic web plots)
// Add Google drive integration (to allow sharable plots as just links)
// Follow console output
// Add droppable save file
var dyplot = {};
var DyPlot_Private = {};
(function(dyplot, DyPlot_Private, $, undefined) {
class __Utils__ {
static isIterable(obj) {
// checks for null and undefined
if (obj == null) {
return false;
}
return typeof obj[Symbol.iterator] === 'function';
}
static sleep(time) {
return new Promise((resolve, reject) => setTimeout(resolve, time));
}
}
class LinkedList {
constructor (elements=[]) {
this._startNode = null;
this._size = 0;
this._forward = true;
for (let elem of elements)
this.add(elem);
}
_link(firstNode, secondNode) {
firstNode._next = secondNode;
secondNode._prev = firstNode;
}
_prune(node) {
node._prev = null;
node._next = null;
return node._element;
}
addFirst(elem) {
let node = LinkedList._createNode(elem);
if (this._startNode === null) {
this._link(node, node);
} else if (this._forward) {
this._link(this._startNode._prev, node);
this._link(node, this._startNode);
} else {
this._link(node, this._startNode._next);
this._link(this._startNode, node);
}
this._startNode = node;
this._size ++;
}
removeFirst () {
if (this._startNode === null)
return null;
let elem = null;
if (this._size === 1) {
elem = this._prune(this._startNode);
this._startNode = null;
} else {
let prevNode = this._startNode._prev;
let nextNode = this._startNode._next;
elem = this._prune(this._startNode);
this._link(prevNode, nextNode);
if (this._forward)
this._startNode = nextNode;
else
this._startNode = prevNode;
}
this._size -- ;
return elem;
}
_spinDir (index) {
let size = this._size;
if (!this._forward)
index = -index;
let actual = ((index % size) + size) % size;
let forward = actual < size / 2;
let amount;
if (forward)
amount = actual;
else
amount = size - actual;
return [forward, amount];
}
spin(index) {
let size = this._size;
if (size === 0)
return 0;
const [forward, amount] = this._spinDir(index);
let currentNode = this._startNode;
if (forward)
for (let i of range(amount))
currentNode = currentNode._next;
else
for (let i of range(amount))
currentNode = currentNode._prev;
this._startNode = currentNode;
return amount != 0;
}
flip() {
this._forward = !this._forward;
this.spin(1);
}
addLast(elem) {
this.flip();
this.addFirst(elem);
this.flip();
}
removeLast() {
this.flip();
let elem = this.removeFirst();
this.flip();
return elem;
}
push(elem) {
this.addFirst(elem);
}
pop() {
return this.removeFirst();
}
enqueue(elem) {
this.addFirst(elem);
}
dequeue() {
return this.removeLast();
}
add(elem, index=null) {
if (index === null)
index = this._size;
let nextSize = this._size + 1;
index = ((index % nextSize) + nextSize) % (nextSize);
let startNode = this._startNode;
if (index !== this._size)
this.spin(index);
this.addFirst(elem);
if (startNode != null)
this._startNode = startNode;
}
remove(index=null) {
if (index == null)
index = -1;
let startNode = this._startNode;
let moved = this.spin(index);
let elem = this.removeFirst();
if (moved)
this._startNode = startNode;
return elem;
}
clear() {
if (this._startNode != null)
this._prune(this._startNode);
this._startNode = null;
this._size = 0;
}
contains(value) {
for (let elem of this) /// do this
if (elem === value)
return true;
return false;
}
set(index, elem) {
let startNode = this._startNode;
this.spin(index);
this._startNode._element = elem;
this._startNode = startNode;
}
get(index) {
let startNode = this._startNode;
this.spin(index);
let elem = this._startNode._element;
this._startNode = startNode;
return elem;
}
get length() {
return this._size;
}
toString() {
let _str = '(' + this._size + ')[';
let last = this.remove();
for (let elem of this) {
_str = _str + String(elem) + ', ';
}
if (last !== null) {
_str = _str + String(last);
this.add(last);
}
return _str + ']';
}
[Symbol.iterator]() {
let curIndex = this._size;
let node = this._startNode;
let direction = this._forward;
return {
next() {
if (curIndex <= 0)
return {done : true};
curIndex --;
let elem = null;
if (node !== null) {
elem = node._element;
if (direction)
node = node._next;
else
node = node._prev;
}
return {done : false, value : elem};
}
};
}
static _createNode(value, previous=null, next=null) {
return {
_element : value,
_prev : previous,
_next : next,
}
}
}
Object.freeze(LinkedList);
dyplot.LinkedList = LinkedList;
class Matrix {
static spread(arr) {
if (arr.length != 1)
return arr;
if (arr[0] instanceof Array)
return arr[0];
else
return arr;
}
constructor(rows=-1, columns=-1, ...elements) {
elements = Matrix.spread(elements);
if (elements.length === 0) {
if (rows === -1) {
if (columns === -1)
throw "Must Specify Dimensions";
rows = 1;
} else if (columns === -1) {
columns = 1;
}
elements = new Array(rows * columns).fill(0);
} else {
if (columns === -1) {
if (rows === -1) {
rows = elements.length;
columns = 1;
} else {
columns = Math.round(elements.length / rows);
}
} else if (rows === -1) {
rows = Math.round(elements.length / columns);
}
}
this._elements = elements;
this.rows = rows;
this.columns = columns;
}
get(row, column) {
return this._elements[row * this.columns + column];
}
set(element, row, column) {
this._elements[row * this.columns + column] = element;
}
bulkGet(row, column) {
if (__Utils__.isIterable(row) || __Utils__.isIterable(column)) {
let rows = null;
let columns = null;
if (! __Utils__.isIterable(row)) {
rows = [row];
if (! Arrays.isArray(column))
columns = new LinkedList(column);
} else if (! __Utils__.isIterable(column)) {
if (! Arrays.isArray(rows))
rows = new LinkedList(row);
columns = [column];
}
let output = new Array(rows.length);
let r = 0;
for (let row of rows) {
let columnArray = new Array(columns.length);
let c = 0;
for (let column of columns)
columnArray[c++] = this.get(row, column);
output[r++] = columnArray;
}
return output;
} else {
return this.get(row, column);
}
}
bulkSet(row, column) {
if (__Utils__.isIterable(row) || __Utils__.isIterable(column)) {
let rows = null;
let columns = null;
if (! __Utils__.isIterable(row)) {
rows = [row];
if (! Arrays.isArray(columns))
columns = new LinkedList(column);
} else if (! __Utils__.isIterable(column)) {
if (! Arrays.isArray(rows))
rows = new LinkedList(row);
columns = [column];
}
if (! __Utils__.isIterable(element)) {
for (let row of rows)
for (let column of columns)
this.set(element, row, column);
return output;
} else {
let elems = new LinkedList(element);
if (__Utils__.isIterable(elems.get(0))) {
for (let row of rows) {
let colElems = new LinkedList(elems.get(0));
for (let column of columns) {
this.set(colElems.get(0), row, column);
colElems.spin(1);
}
elems.spin(1);
}
} else {
for (let row of rows) {
for (let column of columns) {
this.set(elems.get(0), row, column);
elems.spin(1);
}
}
}
}
} else {
this.set(row, column);
}
}
subMat(rows, columns) {
return matrix(this.bulkGet(rows, columns));
}
add(...values) {
values = Matrix.spread(values);
let shift = 0;
let currentMatrix = this;
for (let value of values)
if (typeof value === "number")
shift += value;
else
currentMatrix = currentMatrix._add(value);
if (shift !== 0)
currentMatrix = currentMatrix._shift(shift);
return currentMatrix;
}
mult(elem=false, ...values) {
values = Matrix.spread(values);
if (elem)
return this.multiply(values);
else
return this.matmul(values);
}
matmul(...values) {
values = Matrix.spread(values);
let scale = 1;
let currentMatrix = this;
for (let value of values)
if (typeof value === "number")
scale *= value;
else
currentMatrix = currentMatrix._matmul(value);
if (scale !== 1)
currentMatrix = currentMatrix._scale(scale);
return currentMatrix;
}
multiply(...values) {
values = Matrix.spread(values);
let scale = 1;
let currentMatrix = this;
for (let value of values)
if (typeof value === "number")
scale *= value;
else
currentMatrix = currentMatrix._multiply(value);
if (scale !== 1)
currentMatrix = currentMatrix._scale(scale);
return currentMatrix;
}
_shift(value) {
let newMatrix = new Matrix(this.rows, this.columns);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c)+value, r, c);
return newMatrix;
}
_add(matrix) {
let newMatrix = new Matrix(this.rows, this.columns);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c)+matrix.get(r, c), r, c);
return newMatrix;
}
_scale(value) {
let newMatrix = new Matrix(this.rows, this.columns);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c)*value, r, c);
return newMatrix;
}
_mult(matrix, elem=false) {
if (elem)
return this._multiply(matrix);
else
return this._matmul(matrix);
}
_multiply(matrix) {
let newMatrix = new Matrix(this.rows, this.columns);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c)*matrix.get(r, c), r, c);
return newMatrix;
}
_matmul(matrix) {
let newMatrix = new Matrix(this.rows, matrix.columns);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < matrix.columns; c++){
let sum = 0;
for (let k = 0; k < this.columns; k++)
sum += this.get(r, k) * matrix.get(k, c);
newMatrix.set(sum, r, c);
}
return newMatrix;
}
toString() {
let colStrSize = new Array(this.columns);
for (let c = 0 ; c < this.columns; c ++) {
let largestSize = 1;
for (let r = 0 ; r < this.rows; r ++) {
let str = this.get(r, c).toString();
let currentSize = str.length;
if (currentSize > largestSize)
largestSize = currentSize;
}
colStrSize[c] = largestSize;
}
let finalStr = "";
for (let r = 0; r < this.rows; r ++) {
finalStr += "| "
for (let c = 0; c < this.columns; c ++) {
let str = this.get(r, c).toString();
for (let i = str.length; i < colStrSize[c]; i++)
finalStr += " ";
finalStr += str + " ";
}
finalStr += "|\n";
}
return finalStr;
}
get size() {
return this._elements.length;
}
get t() {
let newMatrix = new Matrix(this.columns, this.rows);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c), c, r);
return newMatrix;
}
get h() {
let newMatrix = new Matrix(this.rows + 1, this.columns + 1);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c), r, c);
newMatrix.set(1, this.rows, this.columns);
return newMatrix;
}
get hv() {
let newMatrix = new Matrix(this.rows + 1, this.columns);
for (let r = 0; r < this.rows; r++)
for (let c = 0; c < this.columns; c++)
newMatrix.set(this.get(r, c), r, c);
for (let c = 0; c < this.columns; c++)
newMatrix.set(1, this.rows, c);
return newMatrix;
}
}
Object.freeze(Matrix);
dyplot.Matrix = Matrix;
function* range(arg1, arg2=null, delta=1) {
let start;
let end;
if (arg2 === null) {
start = 0;
end = arg1;
} else {
start = arg1;
end = arg2;
}
for (let i = start; i < end; i += delta)
yield i;
}
Object.freeze(range);
dyplot.range = range;
function matrix (doubleArray) {
if (doubleArray instanceof Matrix)
return doubleArray;
let rows = doubleArray.length;
let columns = doubleArray[0].length;
let singleArray = new Array(rows * columns);
for (let r = 0; r < rows; r++)
for (let c = 0; c < columns; c++)
singleArray[r * columns + c] = doubleArray[r][c];
return new Matrix(rows, columns, singleArray);
}
Object.freeze(matrix);
dyplot.matrix = matrix;
function vector (...values) {
values = Matrix.spread(values);
return new Matrix(values.length, 1, values);
}
Object.freeze(vector);
dyplot.vector = vector;
function __splitValues__ (valueArr) {
valueArr = Matrix.spread(valueArr);
for (let i = 0; i < valueArr.length; i++) {
let value = valueArr[i];
if (value instanceof Matrix) {
let matrix = value;
valueArr.splice(i, 1);
return [matrix, valueArr];
}
}
throw "Could Not Find Matrix";
}
function mult (...values) {
const [matrix, valuesM] = __splitValues__(values);
return matrix.matmul(valuesM);
}
Object.freeze(mult);
dyplot.mult = mult;
function multiply (...values) {
const [matrix, valuesM] = __splitValues__(values);
return matrix.multiply(valuesM);
}
Object.freeze(multiply);
dyplot.multiply = multiply;
function add (...values) {
const [matrix, valuesM] = __splitValues__(values);
return matrix.add(valuesM);
}
Object.freeze(add);
dyplot.add = add;
function magnitude (matrix, axis=0) {
if (axis === 0) {
let output = new Matrix(1, matrix.columns);
for (let c = 0; c < matrix.columns; c++) {
let sum = 0;
for (let r = 0; r < matrix.rows; r++) {
let value = matrix.get(r, c);
sum += value * value;
}
output.set(Math.sqrt(sum), 0, c);
}
return output;
} else {
let output = new Matrix(matrix.rows, 1);
for (let r = 0; r < matrix.rows; r++) {
let sum = 0;
for (let c = 0; c < matrix.columns; c++) {
let value = matrix.get(r, c);
sum += value * value;
}
output.set(Math.sqrt(sum), r, 0);
}
return output;
}
}
Object.freeze(magnitude);
dyplot.magnitude = magnitude;
function normalize (matrix, axis=0) {
let output = new Matrix(matrix.rows, matrix.columns) ;
let mags = magnitude(matrix, axis) ;
if (axis === 0) {
for (let r = 0; r < matrix.rows; r++)
for (let c = 0; c < matrix.columns; c++)
output.set(matrix.get(r, c) / mags.get(0, c), r, c) ;
} else {
for (let r = 0; r < matrix.rows; r++)
for (let c = 0; c < matrix.columns; c++)
output.set(matrix.get(r, c) / mags.get(r, 0), r, c) ;
}
return output ;
}
Object.freeze(normalize);
dyplot.normalize = normalize;
function create3DR (theta, axis) {
// axis = normalize(axis);
let ux = axis[0];
let uy = axis[1];
let uz = axis[2];
let cos = Math.cos(theta);
let sin = Math.sin(theta);
return new Matrix(4, 4,
cos + ux ** 2 * (1 - cos), ux * uy * (1 - cos) - uz * sin, ux * uz * (1 - cos) + uy * sin, 0,
uy * ux * (1 - cos) + uz * sin, cos + uy ** 2 * (1 - cos), uy * uz * (1 - cos) - ux * sin, 0,
uz * ux * (1 - cos) - uy * sin, uz * uy * (1 - cos) + ux * sin, cos + uz ** 2 * (1-cos), 0,
0, 0, 0, 1
);
}
Object.freeze(create3DR);
dyplot.create3DR = create3DR;
function createEulerR (pitch, yaw, roll) {
let pitchM = create3DR (pitch, [1, 0, 0]);
let yawM = create3DR (yaw, [0, 1, 0]);
let rollM = create3DR (roll, [0, 0, 1]);
return mult(rollM, yawM, pitchM);
}
Object.freeze(createEulerR);
dyplot.createEulerR = createEulerR;
function create2DR (theta) {
let cos = Math.cos(theta);
let sin = Math.sin(theta);
return new Matrix(3, 3,
cos, -sin, 0,
sin, cos, 0,
0, 0, 1);
}
Object.freeze(create2DR);
dyplot.create2DR = create2DR;
function createD (...entries) {
entries = Matrix.spread(entries);
let size = entries.length;
let output = new Matrix(size, size);
for(let i = 0; i < size; i++)
output.set(entries[i], i, i);
return output;
}
Object.freeze(createD);
dyplot.createD = createD;
function createI (size) {
let output = new Matrix(size, size);
for (let i = 0; i < size; i ++)
output.set(1, i, i);
return output;
}
Object.freeze(createI);
dyplot.createI = createI;
function createT (...entries) {
entries = Matrix.spread(entries);
let size = entries.length;
let output = createI(size + 1);
for(let i = 0; i < size; i++)
output.set(entries[i], i, size);
return output;
}
Object.freeze(createT);
dyplot.createT = createT;
function __createPers__ (fov, near, far) {
let s = 1 / Math.tan(fov/2)
let c1 = - (far + near) / (far - near)
let c2 = - 2 * far * near / (far - near)
// return new Matrix(4, 4,
// s, 0, 0, 0,
// 0, s, 0, 0,
// 0, 0, c1, c2,
// 0, 0, -1, 0,
// );
// Need to keep w = 1 for 2D translate to work
return new Matrix(4, 4,
s, 0, 0, 0,
0, s, 0, 0,
0, 0, c1, c2,
0, 0, 0, 1,
);
}
function __createOrtho__ (left, top, right, bottom, near, far) {
let xs = right - left
let xa = right + left
let ys = top - bottom
let ya = top + bottom
let zs = far - near
let za = far + near
return new Matrix(4, 4,