diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..1cdbfba
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,24 @@
+{
+ "workbench.colorCustomizations": {
+ "activityBar.activeBackground": "#d816d8",
+ "activityBar.background": "#d816d8",
+ "activityBar.foreground": "#e7e7e7",
+ "activityBar.inactiveForeground": "#e7e7e799",
+ "activityBarBadge.background": "#caca15",
+ "activityBarBadge.foreground": "#15202b",
+ "commandCenter.border": "#e7e7e799",
+ "sash.hoverBorder": "#d816d8",
+ "statusBar.background": "#aa11aa",
+ "statusBar.foreground": "#e7e7e7",
+ "statusBarItem.hoverBackground": "#d816d8",
+ "statusBarItem.remoteBackground": "#aa11aa",
+ "statusBarItem.remoteForeground": "#e7e7e7",
+ "titleBar.activeBackground": "#aa11aa",
+ "titleBar.activeForeground": "#e7e7e7",
+ "titleBar.inactiveBackground": "#aa11aa99",
+ "titleBar.inactiveForeground": "#e7e7e799"
+ },
+ "peacock.remoteColor": "aa11aa",
+ "deno.enable": true,
+ "deno.unstable": true
+}
\ No newline at end of file
diff --git a/bundle.js b/bundle.js
new file mode 100644
index 0000000..bcd612c
--- /dev/null
+++ b/bundle.js
@@ -0,0 +1,390 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+// This code was bundled using `deno bundle` and it's not recommended to edit it manually
+
+const Constants = {
+ TWO_PI: Math.PI * 2
+};
+const init = (opt)=>{
+ window['doodler'] = new Doodler(opt);
+ window['doodler'].init();
+};
+class Doodler {
+ ctx;
+ _canvas;
+ layers = [];
+ bg;
+ framerate;
+ get width() {
+ return this.ctx.canvas.width;
+ }
+ get height() {
+ return this.ctx.canvas.height;
+ }
+ constructor({ width , height , canvas , bg , framerate }){
+ if (!canvas) {
+ canvas = document.createElement('canvas');
+ document.body.append(canvas);
+ }
+ this.bg = bg || 'white';
+ this.framerate = framerate || 60;
+ canvas.width = width;
+ canvas.height = height;
+ this._canvas = canvas;
+ const ctx = canvas.getContext('2d');
+ console.log(ctx);
+ if (!ctx) throw 'Unable to initialize Doodler: Canvas context not found';
+ this.ctx = ctx;
+ }
+ init() {
+ this.startDrawLoop();
+ }
+ timer;
+ startDrawLoop() {
+ this.timer = setInterval(()=>this.draw(), 1000 / this.framerate);
+ }
+ draw() {
+ this.ctx.fillStyle = this.bg;
+ this.ctx.fillRect(0, 0, this.width, this.height);
+ for (const [i, l] of (this.layers || []).entries()){
+ l(this.ctx, i);
+ }
+ }
+ createLayer(layer) {
+ this.layers.push(layer);
+ }
+ deleteLayer(layer) {
+ this.layers = this.layers.filter((l)=>l !== layer);
+ }
+ moveLayer(layer, index) {
+ let temp = this.layers.filter((l)=>l !== layer);
+ temp = [
+ ...temp.slice(0, index),
+ layer,
+ ...temp.slice(index)
+ ];
+ this.layers = temp;
+ }
+ line(start, end, style) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+ this.ctx.moveTo(start.x, start.y);
+ this.ctx.lineTo(end.x, end.y);
+ this.ctx.stroke();
+ }
+ dot(at, style) {
+ this.setStyle({
+ ...style,
+ weight: 1
+ });
+ this.ctx.beginPath();
+ this.ctx.arc(at.x, at.y, style?.weight || 1, 0, Constants.TWO_PI);
+ this.ctx.fill();
+ }
+ drawCircle(at, radius, style) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+ this.ctx.arc(at.x, at.y, radius, 0, Constants.TWO_PI);
+ this.ctx.stroke();
+ }
+ fillCircle(at, radius, style) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+ this.ctx.arc(at.x, at.y, radius, 0, Constants.TWO_PI);
+ this.ctx.fill();
+ }
+ drawRect(at, width, height, style) {
+ this.setStyle(style);
+ this.ctx.strokeRect(at.x, at.y, width, height);
+ }
+ fillRect(at, width, height, style) {
+ this.setStyle(style);
+ this.ctx.fillRect(at.x, at.y, width, height);
+ }
+ drawSquare(at, size, style) {
+ this.drawRect(at, size, size, style);
+ }
+ fillSquare(at, size, style) {
+ this.fillRect(at, size, size, style);
+ }
+ drawCenteredRect(at, width, height, style) {
+ this.ctx.save();
+ this.ctx.translate(-width / 2, -height / 2);
+ this.drawRect(at, width, height, style);
+ this.ctx.restore();
+ }
+ fillCenteredRect(at, width, height, style) {
+ this.ctx.save();
+ this.ctx.translate(-width / 2, -height / 2);
+ this.fillRect(at, width, height, style);
+ this.ctx.restore();
+ }
+ drawCenteredSquare(at, size, style) {
+ this.drawCenteredRect(at, size, size, style);
+ }
+ fillCenteredSquare(at, size, style) {
+ this.fillCenteredRect(at, size, size, style);
+ }
+ drawBezier(a, b, c, d, style) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+ this.ctx.moveTo(a.x, a.y);
+ this.ctx.bezierCurveTo(b.x, b.y, c.x, c.y, d.x, d.y);
+ this.ctx.stroke();
+ }
+ setStyle(style) {
+ const ctx = this.ctx;
+ ctx.fillStyle = style?.color || style?.fillColor || 'black';
+ ctx.strokeStyle = style?.color || style?.strokeColor || 'black';
+ ctx.lineWidth = style?.weight || 1;
+ }
+}
+class Vector {
+ x;
+ y;
+ z;
+ constructor(x = 0, y = 0, z = 0){
+ this.x = x;
+ this.y = y;
+ this.z = z;
+ }
+ set(v, y, z) {
+ if (arguments.length === 1 && typeof v !== "number") {
+ this.set(v.x || v[0] || 0, v.y || v[1] || 0, v.z || v[2] || 0);
+ } else {
+ this.x = v;
+ this.y = y || 0;
+ this.z = z || 0;
+ }
+ }
+ get() {
+ return new Vector(this.x, this.y, this.z);
+ }
+ mag() {
+ const x = this.x, y = this.y, z = this.z;
+ return Math.sqrt(x * x + y * y + z * z);
+ }
+ magSq() {
+ const x = this.x, y = this.y, z = this.z;
+ return x * x + y * y + z * z;
+ }
+ setMag(v_or_len, len) {
+ if (len === undefined) {
+ len = v_or_len;
+ this.normalize();
+ this.mult(len);
+ } else {
+ const v = v_or_len;
+ v.normalize();
+ v.mult(len);
+ return v;
+ }
+ }
+ add(v, y, z) {
+ if (arguments.length === 1 && typeof v !== 'number') {
+ this.x += v.x;
+ this.y += v.y;
+ this.z += v.z;
+ } else if (arguments.length === 2) {
+ this.x += v;
+ this.y += y ?? 0;
+ } else {
+ this.x += v;
+ this.y += y ?? 0;
+ this.z += z ?? 0;
+ }
+ }
+ sub(v, y, z) {
+ if (arguments.length === 1 && typeof v !== 'number') {
+ this.x -= v.x;
+ this.y -= v.y;
+ this.z -= v.z;
+ } else if (arguments.length === 2) {
+ this.x -= v;
+ this.y -= y ?? 0;
+ } else {
+ this.x -= v;
+ this.y -= y ?? 0;
+ this.z -= z ?? 0;
+ }
+ }
+ mult(v) {
+ if (typeof v === 'number') {
+ this.x *= v;
+ this.y *= v;
+ this.z *= v;
+ } else {
+ this.x *= v.x;
+ this.y *= v.y;
+ this.z *= v.z;
+ }
+ return this;
+ }
+ div(v) {
+ if (typeof v === 'number') {
+ this.x /= v;
+ this.y /= v;
+ this.z /= v;
+ } else {
+ this.x /= v.x;
+ this.y /= v.y;
+ this.z /= v.z;
+ }
+ }
+ rotate(angle) {
+ const prev_x = this.x;
+ const c = Math.cos(angle);
+ const s = Math.sin(angle);
+ this.x = c * this.x - s * this.y;
+ this.y = s * prev_x + c * this.y;
+ }
+ dist(v) {
+ const dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z;
+ return Math.sqrt(dx * dx + dy * dy + dz * dz);
+ }
+ dot(v, y, z) {
+ if (arguments.length === 1 && typeof v !== 'number') {
+ return this.x * v.x + this.y * v.y + this.z * v.z;
+ }
+ return this.x * v + this.y * y + this.z * z;
+ }
+ cross(v) {
+ const x = this.x, y = this.y, z = this.z;
+ return new Vector(y * v.z - v.y * z, z * v.x - v.z * x, x * v.y - v.x * y);
+ }
+ lerp(v_or_x, amt_or_y, z, amt) {
+ const lerp_val = (start, stop, amt)=>{
+ return start + (stop - start) * amt;
+ };
+ let x, y;
+ if (arguments.length === 2 && typeof v_or_x !== 'number') {
+ amt = amt_or_y;
+ x = v_or_x.x;
+ y = v_or_x.y;
+ z = v_or_x.z;
+ } else {
+ x = v_or_x;
+ y = amt_or_y;
+ }
+ this.x = lerp_val(this.x, x, amt);
+ this.y = lerp_val(this.y, y, amt);
+ this.z = lerp_val(this.z, z, amt);
+ }
+ normalize() {
+ const m = this.mag();
+ if (m > 0) {
+ this.div(m);
+ }
+ return this;
+ }
+ limit(high) {
+ if (this.mag() > high) {
+ this.normalize();
+ this.mult(high);
+ }
+ }
+ heading() {
+ return -Math.atan2(-this.y, this.x);
+ }
+ heading2D() {
+ return this.heading();
+ }
+ toString() {
+ return "[" + this.x + ", " + this.y + ", " + this.z + "]";
+ }
+ array() {
+ return [
+ this.x,
+ this.y,
+ this.z
+ ];
+ }
+ copy() {
+ return new Vector(this.x, this.y, this.z);
+ }
+ drawDot() {
+ let doodler1 = window['doodler'];
+ if (!doodler1) return;
+ doodler1.dot(this, {
+ weight: 2,
+ color: 'red'
+ });
+ }
+ static fromAngle(angle, v) {
+ if (v === undefined || v === null) {
+ v = new Vector();
+ }
+ v.x = Math.cos(angle);
+ v.y = Math.sin(angle);
+ return v;
+ }
+ static random2D(v) {
+ return Vector.fromAngle(Math.random() * (Math.PI * 2), v);
+ }
+ static random3D(v) {
+ const angle = Math.random() * Constants.TWO_PI;
+ const vz = Math.random() * 2 - 1;
+ const mult = Math.sqrt(1 - vz * vz);
+ const vx = mult * Math.cos(angle);
+ const vy = mult * Math.sin(angle);
+ if (v === undefined || v === null) {
+ v = new Vector(vx, vy, vz);
+ } else {
+ v.set(vx, vy, vz);
+ }
+ return v;
+ }
+ static dist(v1, v2) {
+ return v1.dist(v2);
+ }
+ static dot(v1, v2) {
+ return v1.dot(v2);
+ }
+ static cross(v1, v2) {
+ return v1.cross(v2);
+ }
+ static add(v1, v2) {
+ return new Vector(v1.x + v2.x, v1.y + v2.y, v1.z + v2.z);
+ }
+ static sub(v1, v2) {
+ return new Vector(v1.x - v2.x, v1.y - v2.y, v1.z - v2.z);
+ }
+ static angleBetween(v1, v2) {
+ return Math.acos(v1.dot(v2) / Math.sqrt(v1.magSq() * v2.magSq()));
+ }
+ static lerp(v1, v2, amt) {
+ const retval = new Vector(v1.x, v1.y, v1.z);
+ retval.lerp(v2, amt);
+ return retval;
+ }
+ static vectorProjection(v1, v2) {
+ v2 = v2.copy();
+ v2.normalize();
+ const sp = v1.dot(v2);
+ v2.mult(sp);
+ return v2;
+ }
+ static hypot2(a, b) {
+ return Vector.dot(Vector.sub(a, b), Vector.sub(a, b));
+ }
+}
+init({
+ width: 400,
+ height: 400
+});
+const movingVector = new Vector(100, 300);
+doodler.createLayer(()=>{
+ doodler.line(new Vector(100, 100), new Vector(200, 200));
+ doodler.dot(new Vector(300, 300));
+ doodler.fillCircle(movingVector, 6, {
+ color: 'red'
+ });
+ doodler.drawRect(new Vector(50, 50), movingVector.x, movingVector.y);
+ doodler.fillRect(new Vector(200, 250), 30, 10);
+ doodler.drawCenteredSquare(new Vector(200, 200), 40, {
+ color: 'purple',
+ weight: 5
+ });
+ doodler.drawBezier(new Vector(100, 150), movingVector, new Vector(150, 300), new Vector(100, 250));
+ movingVector.set((movingVector.x + 1) % 400, movingVector.y);
+});
diff --git a/canvas.ts b/canvas.ts
new file mode 100644
index 0000000..891d853
--- /dev/null
+++ b/canvas.ts
@@ -0,0 +1,184 @@
+///
+
+
+import { Constants } from "./geometry/constants.ts";
+import { Vector } from "./geometry/vector.ts";
+
+export const init = (opt: IDoodlerOptions) => {
+ window['doodler'] = new Doodler(opt);
+ window['doodler'].init();
+}
+
+interface IDoodlerOptions {
+ width: number;
+ height: number;
+ canvas?: HTMLCanvasElement;
+ bg?: string;
+ framerate?: number;
+}
+
+type layer = (ctx: CanvasRenderingContext2D, index: number) => void;
+
+export class Doodler {
+ private ctx: CanvasRenderingContext2D;
+ private _canvas: HTMLCanvasElement;
+
+ private layers: layer[] = [];
+
+ private bg: string;
+ private framerate: number;
+
+ get width() {
+ return this.ctx.canvas.width;
+ }
+ get height() {
+ return this.ctx.canvas.height;
+ }
+
+ constructor({
+ width,
+ height,
+ canvas,
+ bg,
+ framerate
+ }: IDoodlerOptions) {
+ if (!canvas) {
+ canvas = document.createElement('canvas');
+ document.body.append(canvas);
+ }
+
+ this.bg = bg || 'white';
+ this.framerate = framerate || 60;
+
+ canvas.width = width;
+ canvas.height = height;
+
+ this._canvas = canvas;
+
+ const ctx = canvas.getContext('2d');
+ console.log(ctx);
+ if (!ctx) throw 'Unable to initialize Doodler: Canvas context not found';
+ this.ctx = ctx;
+ }
+
+ init() {
+ this.startDrawLoop();
+ }
+
+ private timer?: number;
+ private startDrawLoop() {
+ this.timer = setInterval(() => this.draw(), 1000 / this.framerate);
+ }
+
+ private draw() {
+ this.ctx.fillStyle = this.bg;
+ this.ctx.fillRect(0, 0, this.width, this.height);
+ for (const [i, l] of (this.layers || []).entries()) {
+ l(this.ctx, i);
+ }
+ }
+
+ createLayer(layer: layer) {
+ this.layers.push(layer);
+ }
+
+ deleteLayer(layer: layer) {
+ this.layers = this.layers.filter(l => l !== layer);
+ }
+
+ moveLayer(layer: layer, index: number) {
+ let temp = this.layers.filter(l => l !== layer);
+
+ temp = [...temp.slice(0, index), layer, ...temp.slice(index)];
+
+ this.layers = temp;
+ }
+
+ line(start: Vector, end: Vector, style?: IStyle) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+ this.ctx.moveTo(start.x, start.y);
+ this.ctx.lineTo(end.x, end.y);
+ this.ctx.stroke();
+ }
+ dot(at: Vector, style?: IStyle) {
+ this.setStyle({ ...style, weight: 1 })
+ this.ctx.beginPath();
+
+ this.ctx.arc(at.x, at.y, style?.weight || 1, 0, Constants.TWO_PI);
+ this.ctx.fill();
+ }
+ drawCircle(at: Vector, radius: number, style?: IStyle) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+
+ this.ctx.arc(at.x, at.y, radius, 0, Constants.TWO_PI);
+ this.ctx.stroke();
+ }
+ fillCircle(at: Vector, radius: number, style?: IStyle) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+
+ this.ctx.arc(at.x, at.y, radius, 0, Constants.TWO_PI);
+ this.ctx.fill();
+ }
+ drawRect(at: Vector, width: number, height: number, style?: IStyle) {
+ this.setStyle(style);
+ this.ctx.strokeRect(at.x, at.y, width, height);
+ }
+ fillRect(at: Vector, width: number, height: number, style?: IStyle) {
+ this.setStyle(style);
+ this.ctx.fillRect(at.x, at.y, width, height);
+ }
+ drawSquare(at: Vector, size: number, style?: IStyle) {
+ this.drawRect(at, size, size, style);
+ }
+ fillSquare(at: Vector, size: number, style?: IStyle) {
+ this.fillRect(at, size, size, style);
+ }
+ drawCenteredRect(at: Vector, width: number, height: number, style?: IStyle) {
+ this.ctx.save();
+ this.ctx.translate(-width / 2, -height / 2);
+ this.drawRect(at, width, height, style);
+ this.ctx.restore();
+ }
+ fillCenteredRect(at: Vector, width: number, height: number, style?: IStyle) {
+ this.ctx.save();
+ this.ctx.translate(-width / 2, -height / 2);
+ this.fillRect(at, width, height, style);
+ this.ctx.restore();
+ }
+ drawCenteredSquare(at: Vector, size: number, style?: IStyle) {
+ this.drawCenteredRect(at, size, size, style);
+ }
+ fillCenteredSquare(at: Vector, size: number, style?: IStyle) {
+ this.fillCenteredRect(at, size, size, style);
+ }
+
+ drawBezier(a: Vector, b: Vector, c: Vector, d: Vector, style?: IStyle) {
+ this.setStyle(style);
+ this.ctx.beginPath();
+ this.ctx.moveTo(a.x, a.y);
+ this.ctx.bezierCurveTo(b.x, b.y, c.x, c.y, d.x, d.y);
+ this.ctx.stroke();
+ }
+
+ setStyle(style?: IStyle) {
+ const ctx = this.ctx;
+ ctx.fillStyle = style?.color || style?.fillColor || 'black';
+ ctx.strokeStyle = style?.color || style?.strokeColor || 'black';
+
+ ctx.lineWidth = style?.weight || 1;
+ }
+}
+
+interface IStyle {
+ color?: string;
+ fillColor?: string;
+ strokeColor?: string;
+ weight?: number;
+}
+
+interface IDrawable {
+ draw: () => void;
+}
diff --git a/deno.jsonc b/deno.jsonc
new file mode 100644
index 0000000..c24fed6
--- /dev/null
+++ b/deno.jsonc
@@ -0,0 +1,14 @@
+{
+ "compilerOptions": {
+ "lib": [
+ "DOM",
+ "es2015"
+ ],
+ "types": [
+ "./global.d.ts"
+ ]
+ },
+ "tasks": {
+ "dev" : "deno bundle --watch main.ts bundle.js"
+ }
+}
\ No newline at end of file
diff --git a/geometry/constants.ts b/geometry/constants.ts
new file mode 100644
index 0000000..f619913
--- /dev/null
+++ b/geometry/constants.ts
@@ -0,0 +1,3 @@
+export const Constants = {
+ TWO_PI: Math.PI * 2
+}
\ No newline at end of file
diff --git a/geometry/vector.ts b/geometry/vector.ts
new file mode 100644
index 0000000..3d4cf63
--- /dev/null
+++ b/geometry/vector.ts
@@ -0,0 +1,275 @@
+///
+
+import { Constants } from "./constants.ts";
+
+export class Vector {
+ x: number;
+ y: number;
+ z: number;
+
+ constructor(x = 0, y = 0, z = 0) {
+ this.x = x;
+ this.y = y;
+ this.z = z;
+ }
+
+ set(x: number, y: number, z?: number): void;
+ set(v: Vector): void;
+ set(v: [number, number, number]): void;
+ set(v: Vector | [number, number, number] | number, y?: number, z?: number) {
+ if (arguments.length === 1 && typeof v !== "number") {
+ this.set((v as Vector).x || (v as Array)[0] || 0,
+ (v as Vector).y || (v as Array)[1] || 0,
+ (v as Vector).z || (v as Array)[2] || 0);
+ } else {
+ this.x = v as number;
+ this.y = y || 0;
+ this.z = z || 0;
+ }
+ }
+ get() {
+ return new Vector(this.x, this.y, this.z);
+ }
+ mag() {
+ const x = this.x,
+ y = this.y,
+ z = this.z;
+ return Math.sqrt(x * x + y * y + z * z);
+ }
+ magSq() {
+ const x = this.x,
+ y = this.y,
+ z = this.z;
+ return (x * x + y * y + z * z);
+ }
+ setMag(len: number): void;
+ setMag(v: Vector, len: number): Vector
+ setMag(v_or_len: Vector | number, len?: number) {
+ if (len === undefined) {
+ len = v_or_len as number;
+ this.normalize();
+ this.mult(len);
+ } else {
+ const v = v_or_len as Vector;
+ v.normalize();
+ v.mult(len);
+ return v;
+ }
+ }
+ add(x: number, y: number, z: number): void;
+ add(x: number, y: number): void;
+ add(v: Vector): void;
+ add(v: Vector | number, y?: number, z?: number) {
+ if (arguments.length === 1 && typeof v !== 'number') {
+ this.x += v.x;
+ this.y += v.y;
+ this.z += v.z;
+ } else if (arguments.length === 2) {
+ // 2D Vector
+ this.x += v as number;
+ this.y += y ?? 0;
+ } else {
+ this.x += v as number;
+ this.y += y ?? 0;
+ this.z += z ?? 0;
+ }
+ }
+ sub(x: number, y: number, z: number): void;
+ sub(x: number, y: number): void;
+ sub(v: Vector): void;
+ sub(v: Vector | number, y?: number, z?: number) {
+ if (arguments.length === 1 && typeof v !== 'number') {
+ this.x -= v.x;
+ this.y -= v.y;
+ this.z -= v.z;
+ } else if (arguments.length === 2) {
+ // 2D Vector
+ this.x -= v as number;
+ this.y -= y ?? 0;
+ } else {
+ this.x -= v as number;
+ this.y -= y ?? 0;
+ this.z -= z ?? 0;
+ }
+ }
+ mult(v: number | Vector) {
+ if (typeof v === 'number') {
+ this.x *= v;
+ this.y *= v;
+ this.z *= v;
+ } else {
+ this.x *= v.x;
+ this.y *= v.y;
+ this.z *= v.z;
+ }
+ return this;
+ }
+ div(v: number | Vector) {
+ if (typeof v === 'number') {
+ this.x /= v;
+ this.y /= v;
+ this.z /= v;
+ } else {
+ this.x /= v.x;
+ this.y /= v.y;
+ this.z /= v.z;
+ }
+ }
+ rotate(angle: number) {
+ const prev_x = this.x;
+ const c = Math.cos(angle);
+ const s = Math.sin(angle);
+ this.x = c * this.x - s * this.y;
+ this.y = s * prev_x + c * this.y;
+ }
+ dist(v: Vector) {
+ const dx = this.x - v.x,
+ dy = this.y - v.y,
+ dz = this.z - v.z;
+ return Math.sqrt(dx * dx + dy * dy + dz * dz);
+ }
+ dot(x: number, y: number, z: number): number;
+ dot(v: Vector): number;
+ dot(v: Vector | number, y?: number, z?: number) {
+ if (arguments.length === 1 && typeof v !== 'number') {
+ return (this.x * v.x + this.y * v.y + this.z * v.z);
+ }
+ return (this.x * (v as number) + this.y * y! + this.z * z!);
+ }
+ cross(v: Vector) {
+ const x = this.x,
+ y = this.y,
+ z = this.z;
+ return new Vector(y * v.z - v.y * z,
+ z * v.x - v.z * x,
+ x * v.y - v.x * y);
+ }
+ lerp(x: number, y: number, z: number): void;
+ lerp(v: Vector, amt: number): void;
+ lerp(v_or_x: Vector | number, amt_or_y: number, z?: number, amt?: number) {
+ const lerp_val = (start: number, stop: number, amt: number) => {
+ return start + (stop - start) * amt;
+ };
+ let x, y: number;
+ if (arguments.length === 2 && typeof v_or_x !== 'number') {
+ // given vector and amt
+ amt = amt_or_y;
+ x = v_or_x.x;
+ y = v_or_x.y;
+ z = v_or_x.z;
+ } else {
+ // given x, y, z and amt
+ x = v_or_x as number;
+ y = amt_or_y;
+ }
+ this.x = lerp_val(this.x, x, amt!);
+ this.y = lerp_val(this.y, y, amt!);
+ this.z = lerp_val(this.z, z!, amt!);
+ }
+ normalize() {
+ const m = this.mag();
+ if (m > 0) {
+ this.div(m);
+ }
+ return this;
+ }
+ limit(high: number) {
+ if (this.mag() > high) {
+ this.normalize();
+ this.mult(high);
+ }
+ }
+ heading() {
+ return (-Math.atan2(-this.y, this.x));
+ }
+ heading2D() {
+ return this.heading();
+ }
+ toString() {
+ return "[" + this.x + ", " + this.y + ", " + this.z + "]";
+ }
+ array() {
+ return [this.x, this.y, this.z];
+ }
+
+ copy() {
+ return new Vector(this.x, this.y, this.z);
+ }
+
+ drawDot() {
+ let doodler = window['doodler'];
+ if (!doodler) return;
+
+ doodler.dot(this, {weight: 2, color: 'red'});
+ }
+
+ static fromAngle(angle: number, v?: Vector) {
+ if (v === undefined || v === null) {
+ v = new Vector();
+ }
+ v.x = Math.cos(angle);
+ v.y = Math.sin(angle);
+ return v;
+ }
+
+ static random2D(v?: Vector) {
+ return Vector.fromAngle(Math.random() * (Math.PI * 2), v);
+ }
+
+ static random3D(v: Vector) {
+ const angle = Math.random() * Constants.TWO_PI;
+ const vz = Math.random() * 2 - 1;
+ const mult = Math.sqrt(1 - vz * vz);
+ const vx = mult * Math.cos(angle);
+ const vy = mult * Math.sin(angle);
+ if (v === undefined || v === null) {
+ v = new Vector(vx, vy, vz);
+ } else {
+ v.set(vx, vy, vz);
+ }
+ return v;
+ }
+
+ static dist(v1: Vector, v2: Vector) {
+ return v1.dist(v2);
+ }
+
+ static dot(v1: Vector, v2: Vector) {
+ return v1.dot(v2);
+ }
+
+ static cross(v1: Vector, v2: Vector) {
+ return v1.cross(v2);
+ }
+
+ static add(v1: Vector, v2: Vector) {
+ return new Vector(v1.x + v2.x, v1.y + v2.y, v1.z + v2.z);
+ }
+
+ static sub(v1: Vector, v2: Vector) {
+ return new Vector(v1.x - v2.x, v1.y - v2.y, v1.z - v2.z);
+ }
+
+ static angleBetween(v1: Vector, v2: Vector) {
+ return Math.acos(v1.dot(v2) / Math.sqrt(v1.magSq() * v2.magSq()));
+ }
+
+ static lerp(v1: Vector, v2: Vector, amt: number) {
+ // non-static lerp mutates object, but this version returns a new vector
+ const retval = new Vector(v1.x, v1.y, v1.z);
+ retval.lerp(v2, amt);
+ return retval;
+ }
+
+ static vectorProjection(v1: Vector, v2: Vector) {
+ v2 = v2.copy();
+ v2.normalize();
+ const sp = v1.dot(v2);
+ v2.mult(sp);
+ return v2;
+ }
+
+ static hypot2(a: Vector, b: Vector) {
+ return Vector.dot(Vector.sub(a, b), Vector.sub(a, b))
+ }
+}
diff --git a/global.d.ts b/global.d.ts
new file mode 100644
index 0000000..7034e6a
--- /dev/null
+++ b/global.d.ts
@@ -0,0 +1,11 @@
+import { Doodler } from "./canvas.ts";
+
+declare global {
+ interface Window { doodler: Doodler; }
+ // interface global {
+ // doodler: Doodler;
+ // }
+ let doodler: Doodler;
+}
+
+export{}
\ No newline at end of file
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..b9cdf36
--- /dev/null
+++ b/index.html
@@ -0,0 +1,12 @@
+
+
+
+
+
+
+ Doodler
+
+
+
+
+
\ No newline at end of file
diff --git a/main.ts b/main.ts
new file mode 100644
index 0000000..73ed360
--- /dev/null
+++ b/main.ts
@@ -0,0 +1,26 @@
+import { Doodler } from "./canvas.ts";
+///
+
+import { Vector, initializeDoodler } from './mod.ts'
+
+initializeDoodler({
+ width: 400,
+ height: 400
+})
+
+// let doodler = window['doodler'];
+
+const movingVector = new Vector(100, 300);
+doodler.createLayer(() => {
+
+ doodler.line(new Vector(100, 100), new Vector(200, 200))
+ doodler.dot(new Vector(300, 300))
+ doodler.fillCircle(movingVector, 6, { color: 'red' });
+ doodler.drawRect(new Vector(50, 50), movingVector.x, movingVector.y);
+ doodler.fillRect(new Vector(200, 250), 30, 10)
+
+ doodler.drawCenteredSquare(new Vector(200, 200), 40, { color: 'purple', weight: 5 })
+ doodler.drawBezier(new Vector(100, 150), movingVector, new Vector(150, 300), new Vector(100, 250))
+
+ movingVector.set((movingVector.x + 1) % 400, movingVector.y);
+});
diff --git a/mod.ts b/mod.ts
index 8721841..dc8291d 100644
--- a/mod.ts
+++ b/mod.ts
@@ -1,3 +1,5 @@
-export const hello = () => {
- console.log('HELLO WORLD');
-}
\ No newline at end of file
+///
+
+export { init as initializeDoodler } from './canvas.ts';
+
+export { Vector } from './geometry/vector.ts';