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animate
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circleExpand

This commit is contained in:
Sam 2023-05-04 19:20:19 +12:00
parent 8d0367d06a
commit 2907100c2d
4 changed files with 135 additions and 225 deletions
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1
docs/index.html
View File

@ -12,6 +12,7 @@
<div id="toolbar">
<br>
<select id="shape-selector">
<option value="CircleExpand">CircleExpand</option>
<option value="EyePrototype">EyePrototype</option>
<option value="PolyTwistColourWidth">PolyTwistColourWidth</option>
<option value="FloralPhyllo">FloralPhyllo</option>

6
docs/js/helper.js
View File

@ -77,6 +77,12 @@ async function fetchConfig(className) {
{ type: "color", defaultValue: "#ff0000", property: "colourSpiral" },
{ type: "color", defaultValue: "#00fffb", property: "colourExpand" },
],
CircleExpand: [
{ type: "range", min: 1, max: 800, defaultValue: 400, property: "width" },
{ type: "range", min: 1, max: 100, defaultValue: 10, property: "squares" },
{ type: "range", min: 1, max: 10, defaultValue: 1, property: "line_width" },
{ type: "color", defaultValue: "#2D81FC", property: "colour1" },
],
};
return config[className];
}

1
docs/js/index.js
View File

@ -29,6 +29,7 @@ function createInstance(className, args) {
SquareTwist_angle:SquareTwist_angle,
rectangle_pattern1:rectangle_pattern1,
EyePrototype:EyePrototype,
CircleExpand:CircleExpand,
// Add more class constructors here as needed
};

352
docs/js/objects.js
View File

@ -10,16 +10,7 @@ class BaseShape {
this.controls.push({ element, listener });
}
const { element, listener } = addControl(
{
type: "range",
min: 1,
max: 500,
defaultValue: 100,
property: "speedMultiplier",
},
this
);
const { element, listener } = addControl({ type: "range", min: 1, max: 500, defaultValue: 100, property: "speedMultiplier", }, this);
this.controls.push({ element, listener });
}
@ -30,9 +21,7 @@ class BaseShape {
}
if (element && element.parentElement) {
element.parentElement.removeChild(element);
const titleElement = document.getElementById(
"elText" + element.id.slice(2)
);
const titleElement = document.getElementById("elText" + element.id.slice(2));
titleElement.parentElement.removeChild(titleElement);
}
});
@ -45,16 +34,7 @@ class BaseShape {
}
class PolyTwistColourWidth extends BaseShape {
constructor(
sides,
width,
line_width,
depth,
rotation,
speedMultiplier,
colour1,
colour2
) {
constructor(sides, width, line_width, depth, rotation, speedMultiplier, colour1, colour2) {
super();
this.sides = sides;
this.width = width;
@ -67,49 +47,24 @@ class PolyTwistColourWidth extends BaseShape {
}
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
let out_angle = 0;
const innerAngle = 180 - ((this.sides - 2) * 180) / this.sides;
const scopeAngle =
rotation - innerAngle * Math.floor(rotation / innerAngle);
const scopeAngle = rotation - (innerAngle * Math.floor(rotation / innerAngle));
if (scopeAngle < innerAngle / 2) {
out_angle =
innerAngle /
(2 * Math.cos((2 * Math.PI * scopeAngle) / (3 * innerAngle))) -
innerAngle / 2;
out_angle = innerAngle / (2 * Math.cos((2 * Math.PI * scopeAngle) / (3 * innerAngle))) - innerAngle / 2;
} else {
out_angle =
-innerAngle /
(2 *
Math.cos(
(2 * Math.PI) / 3 - (2 * Math.PI * scopeAngle) / (3 * innerAngle)
)) +
(innerAngle * 3) / 2;
out_angle = -innerAngle / (2 * Math.cos(((2 * Math.PI) / 3) - ((2 * Math.PI * scopeAngle) / (3 * innerAngle)))) + (innerAngle * 3) / 2;
}
let minWidth =
Math.sin(rad(innerAngle / 2)) * (0.5 / Math.tan(rad(innerAngle / 2))) * 2;
let minWidth = Math.sin(rad(innerAngle / 2)) * (0.5 / Math.tan(rad(innerAngle / 2))) * 2;
let widthMultiplier =
minWidth /
Math.sin(
(Math.PI / 180) *
(90 +
innerAngle / 2 -
out_angle +
innerAngle * Math.floor(out_angle / innerAngle))
);
let widthMultiplier = minWidth / Math.sin(Math.PI / 180 * (90 + innerAngle / 2 - out_angle + innerAngle * Math.floor(out_angle / innerAngle)));
for (let i = 0; i < this.depth; i++) {
const fraction = i / this.depth;
const ncolour = LerpHex(this.colour1, this.colour2, fraction);
DrawPolygon(
this.sides,
this.width * widthMultiplier ** i,
out_angle * i + this.rotation,
ncolour,
this.line_width
);
DrawPolygon(this.sides, this.width * widthMultiplier ** i, out_angle * i + this.rotation, ncolour, this.line_width);
}
}
}
@ -124,13 +79,13 @@ class FloralPhyllo extends BaseShape {
}
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
// var c = 24; //something to do with width. but not width
var c = 1; //something to do with width. but not width
//dont make larger than 270 unless altering the number of colours in lerpedColours
for (let n = 200; n > 0; n -= 1) {
// let ncolour = LerpHex(this.colour1, this.colour2, n);
const a = (n * rotation) / 1000; //137.5;
const a = n * rotation / 1000; //137.5;
const r = c * Math.sqrt(n);
const x = r * Math.cos(a) + centerX;
const y = r * Math.sin(a) + centerY;
@ -148,42 +103,31 @@ class Spiral1 extends BaseShape {
}
draw(rotation) {
rotation *= this.speedMultiplier / 100;
var rot = Math.round((((this.sides - 2) * 180) / this.sides) * 2);
rotation *= (this.speedMultiplier / 100)
var rot = Math.round((this.sides - 2) * 180 / this.sides * 2)
var piv = 360 / this.sides;
var stt = 0.5 * Math.PI - rad(rot); //+ rad(rotation);
var stt = 0.5 * Math.PI - rad(rot) //+ rad(rotation);
var end = 0;
var n = this.width / ((this.width / 10) * (this.width / 10)); //pixel correction for mid leaf
var n = this.width / ((this.width / 10) * (this.width / 10)) //pixel correction for mid leaf
for (let i = 1; i < this.sides + 1; i++) {
end = stt + rad(rot);
ctx.beginPath();
ctx.arc(
centerX + Math.cos(rad(90 + piv * i + rotation)) * this.width,
centerY + Math.sin(rad(90 + piv * i + rotation)) * this.width,
this.width,
stt + rad(rotation) - (stt - end) / 2,
end + rad(rotation) + rad(n),
0
);
ctx.arc(centerX + Math.cos(rad(90 + piv * i + rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i + rotation)) * this.width, this.width, stt + rad(rotation) - (stt - end) / 2, end + rad(rotation) + rad(n), 0);
ctx.strokeStyle = this.colour;
ctx.stroke();
ctx.beginPath();
ctx.arc(
centerX + Math.cos(rad(90 + piv * i - rotation)) * this.width,
centerY + Math.sin(rad(90 + piv * i - rotation)) * this.width,
this.width,
stt - rad(rotation),
end - (end - stt) / 2 + rad(n) - rad(rotation),
0
);
ctx.arc(centerX + Math.cos(rad(90 + piv * i - rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i - rotation)) * this.width, this.width, stt - rad(rotation), end - (end - stt) / 2 + rad(n) - rad(rotation), 0);
ctx.strokeStyle = this.colour;
ctx.stroke();
stt = end + -rad(rot - piv); //+rad(30);
stt = end + -(rad(rot - piv)) //+rad(30);
}
}
}
@ -196,42 +140,31 @@ class FloralAccident extends BaseShape {
}
draw(rotation) {
rotation *= this.speedMultiplier / 100;
var rot = Math.round((((this.sides - 2) * 180) / this.sides) * 2);
rotation *= (this.speedMultiplier / 100)
var rot = Math.round((this.sides - 2) * 180 / this.sides * 2)
var piv = 360 / this.sides;
var stt = 0.5 * Math.PI - rad(rot); //+ rad(rotation);
var stt = 0.5 * Math.PI - rad(rot) //+ rad(rotation);
var end = 0;
var n = this.width / ((this.width / 10) * (this.width / 10)); //pixel correction for mid leaf
var n = this.width / ((this.width / 10) * (this.width / 10)) //pixel correction for mid leaf
for (let i = 1; i < this.sides + 1; i++) {
end = stt + rad(rot);
ctx.beginPath();
ctx.arc(
centerX + Math.cos(rad(90 + piv * i + rotation)) * this.width,
centerY + Math.sin(rad(90 + piv * i + rotation)) * this.width,
this.width,
stt - (stt - end + rad(rotation)) / 2,
end + rad(n),
0
);
ctx.arc(centerX + Math.cos(rad(90 + piv * i + rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i + rotation)) * this.width, this.width, stt - (stt - end + rad(rotation)) / 2, end + rad(n), 0);
ctx.strokeStyle = this.colour;
ctx.stroke();
ctx.beginPath();
ctx.arc(
centerX + Math.cos(rad(90 + piv * i - rotation)) * this.width,
centerY + Math.sin(rad(90 + piv * i - rotation)) * this.width,
this.width,
stt,
end - (end - stt - rad(rotation)) / 2 + rad(n),
0
);
ctx.arc(centerX + Math.cos(rad(90 + piv * i - rotation)) * this.width, centerY + Math.sin(rad(90 + piv * i - rotation)) * this.width, this.width, stt, end - (end - stt - rad(rotation)) / 2 + rad(n), 0);
ctx.strokeStyle = this.colour;
ctx.stroke();
stt = end + -rad(rot - piv); //+rad(30);
stt = end + -(rad(rot - piv)) //+rad(30);
}
}
}
class FloralPhyllo_Accident extends BaseShape {
@ -244,7 +177,7 @@ class FloralPhyllo_Accident extends BaseShape {
}
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
var c = 24; //something to do with width. but not width
for (let n = 0; n < 300; n += 1) {
@ -255,6 +188,7 @@ class FloralPhyllo_Accident extends BaseShape {
let y = r * Math.sin(a) + centerY;
drawEyelidAccident(x, y);
}
}
}
@ -266,44 +200,35 @@ class Nodal_expanding extends BaseShape {
this.line_width = line_width;
this.colour1 = colour1;
this.colour2 = colour2;
this.colour_change = colour_change;
this.colour_change = colour_change
}
draw(rotation) {
rotation *= this.speedMultiplier / 100;
let colour_change = this.colour_change / 8;
var angle = (360 / this.points) * rotation;
rotation *= (this.speedMultiplier / 100)
let colour_change = this.colour_change / 8
var angle = 360 / this.points * rotation
var start_angle = angle;
var done = false;
var total_moves = 1;
var length = this.expand;
for (let z = 1; z <= 100; z++) {
//why specifically 2500
for (let z = 1; z <= 100; z++) { //why specifically 2500
ctx.beginPath();
let ncolour = LerpHex(
this.colour1,
this.colour2,
Math.cos(rad(z * colour_change))
);
let ncolour = LerpHex(this.colour1, this.colour2, Math.cos(rad(z * colour_change)));
ctx.moveTo(
centerX + Math.cos(rad(angle * (z - 1) + 0)) * (length - this.expand),
centerY + Math.sin(rad(angle * (z - 1) + 0)) * (length - this.expand)
);
ctx.lineTo(
centerX + Math.cos(rad(angle * z + 0)) * length,
centerY + Math.sin(rad(angle * z + 0)) * length
);
ctx.moveTo(centerX + (Math.cos(rad(angle * (z - 1) + 0)) * (length - this.expand)), centerY + (Math.sin(rad(angle * (z - 1) + 0)) * (length - this.expand)));
ctx.lineTo(centerX + (Math.cos(rad(angle * z + 0)) * length), centerY + (Math.sin(rad(angle * z + 0)) * length));
length += this.expand;
ctx.lineWidth = this.line_width; //try 1
ctx.lineWidth = this.line_width;//try 1
ctx.strokeStyle = ncolour;
ctx.lineCap = "round";
ctx.lineCap = "round"
// ctx.strokeStyle = colourToText(ncolour);
console.log(ncolour);
console.log(ncolour)
ctx.stroke();
}
}
}
class Nodal extends BaseShape {
@ -317,35 +242,31 @@ class Nodal extends BaseShape {
}
// Draw_nodal(300, 100, 31, rotation, "blue");
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
// console.log(rotate)
var angle = (360 / this.points) * this.step;
var angle = 360 / this.points * this.step
ctx.beginPath();
var start_angle = angle;
var done = false;
var total_moves = 1;
ctx.moveTo(
centerX + Math.cos(rad(angle + rotation)) * this.width,
centerY + Math.sin(rad(angle + rotation)) * this.width
);
ctx.moveTo(centerX + (Math.cos(rad(angle + rotation)) * this.width), centerY + (Math.sin(rad(angle + rotation)) * this.width));
while (done != true) {
if ((total_moves * this.step) % this.points != 0) {
total_moves++;
} else {
total_moves++;
done = true;
total_moves++
}
else {
total_moves++
done = true
}
}
for (let z = 1; z <= total_moves; z++) {
ctx.lineTo(
centerX + Math.cos(rad(angle * z + rotation)) * this.width,
centerY + Math.sin(rad(angle * z + rotation)) * this.width
);
ctx.lineTo(centerX + (Math.cos(rad(angle * z + rotation)) * this.width), centerY + (Math.sin(rad(angle * z + rotation)) * this.width));
}
ctx.lineWidth = this.line_width; //try 1
ctx.lineWidth = this.line_width;//try 1
ctx.strokeStyle = this.colour;
ctx.stroke();
}
}
class Phyllotaxis extends BaseShape {
@ -358,11 +279,11 @@ class Phyllotaxis extends BaseShape {
}
// Draw_nodal(300, 100, 31, rotation, "blue");
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
for (let n = 0; n < this.nMax; n += 1) {
const ncolour = LerpHex(this.colour1, this.colour2, n / this.nMax);
// const ncolour = LerpHex(this.colour1, this.colour2, (n/this.nMax)**2);
const a = n * (rotation / 1000); //137.5;
const a = n * (rotation / 1000)//137.5;
const r = this.width * Math.sqrt(n);
const x = r * Math.cos(a) + centerX;
const y = r * Math.sin(a) + centerY;
@ -374,6 +295,7 @@ class Phyllotaxis extends BaseShape {
ctx.fill();
// console.log(this.c)
}
}
}
class SquareTwist_angle extends BaseShape {
@ -385,7 +307,7 @@ class SquareTwist_angle extends BaseShape {
}
drawSquare(angle, size, colour) {
ctx.save();
ctx.translate(centerX, centerY); //-(Math.sin(rad(angle)) *centerX));
ctx.translate(centerX, centerY)//-(Math.sin(rad(angle)) *centerX));
ctx.rotate(rad(angle + 180));
ctx.beginPath();
ctx.strokeStyle = colour;
@ -396,24 +318,14 @@ class SquareTwist_angle extends BaseShape {
}
// DrawSquareTwist_angle(400,0,rotation,"red")
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
let out_angle = rotation;
let widthMultiplier =
1 /
(2 *
Math.sin(
(Math.PI / 180) *
(130 - out_angle + 90 * Math.floor(out_angle / 90))
)) +
0.5;
let widthMultiplier = 1 / (2 * Math.sin(Math.PI / 180 * (130 - out_angle + 90 * Math.floor(out_angle / 90)))) + 0.5
for (let i = 0; i < 25; i++) {
this.drawSquare(
rotation * i,
this.width * widthMultiplier ** i,
this.colour1
);
this.drawSquare(rotation * i, this.width * widthMultiplier ** i, this.colour1)
}
}
}
class rectangle_pattern1 extends BaseShape {
@ -426,7 +338,7 @@ class rectangle_pattern1 extends BaseShape {
}
drawSquare(angle, size, colour) {
ctx.save();
ctx.translate(centerX, centerY); //-(Math.sin(rad(angle)) *centerX));
ctx.translate(centerX, centerY)//-(Math.sin(rad(angle)) *centerX));
ctx.rotate(rad(angle + 180));
ctx.beginPath();
ctx.strokeStyle = colour;
@ -437,31 +349,54 @@ class rectangle_pattern1 extends BaseShape {
}
// Draw_rectangle_pattern1(rotation, squares, 200, "blue");
draw(rotation) {
rotation *= this.speedMultiplier / 100;
rotation *= (this.speedMultiplier / 100)
for (let z = 0; z < 360; z += 360 / this.squares) {
this.drawSquare(z + rotation, this.width, this.colour1);
}
}
}
class CircleExpand extends BaseShape {
constructor() {
super();
}
lerpColor(a, b, amount) {
var ah = +a.replace('#', '0x'),
ar = ah >> 16, ag = ah >> 8 & 0xff, ab = ah & 0xff,
bh = +b.replace('#', '0x'),
br = bh >> 16, bg = bh >> 8 & 0xff, bb = bh & 0xff,
rr = ar + amount * (br - ar),
rg = ag + amount * (bg - ag),
rb = ab + amount * (bb - ab);
return '#' + ((1 << 24) + (rr << 16) + (rg << 8) + rb | 0).toString(16).slice(1);
}
draw(rotation) {
const nbCircles = 55
const gap = 20;
for (let i = 0; i < nbCircles; i++) {
ctx.beginPath();
let intRot = Math.floor(rotation*30)/100
ctx.arc(centerX, centerY,gap* ((intRot+i)%nbCircles) , 0, 2 * Math.PI);
// let colourPos = Math.sin((i*(360/nbCircles)-90)+1)/2
let colourPos = (Math.sin(rad(i*(360/nbCircles)-90))+1)/2
let newColour = this.lerpColor("#fc03cf","#03fcf0",colourPos)
console.log(colourPos)
ctx.strokeStyle = newColour;
ctx.stroke();
}
}
}
class EyePrototype extends BaseShape {
constructor(
width,
blink_speed,
draw_spiral,
draw_pupil,
draw_expand,
draw_eyelid,
line_width,
colourPupil,
colourSpiral,
colourExpand
) {
constructor(width, blink_speed, draw_spiral, draw_pupil, draw_expand, line_width, colourPupil, colourSpiral, colourExpand) {
super();
this.width = width;
this.line_width = line_width;
this.colourPupil = colourPupil;
this.colourSpiral = colourSpiral;
this.colourExpand = colourExpand;
this.step = 0;
this.speed = blink_speed;
this.opening = true;
@ -470,62 +405,43 @@ class EyePrototype extends BaseShape {
this.draw_spiral = draw_spiral;
this.draw_pupil = draw_pupil;
this.draw_expand = draw_expand;
this.draw_eyelid = draw_eyelid;
this.colourPupil = colourPupil;
this.colourSpiral = colourSpiral;
this.colourExpand = colourExpand;
}
drawEyelid(rotation) {
rotation *= this.speedMultiplier / 100;
ctx.strokeStyle = "orange";
rotation *= (this.speedMultiplier / 100)
ctx.lineWidth = 1;
ctx.beginPath();
ctx.moveTo(centerX - this.width / 2, centerY);
ctx.quadraticCurveTo(
centerX,
centerY - (rotation / 400) * this.width,
centerX + this.width / 2,
centerY
);
ctx.quadraticCurveTo(centerX, centerY - rotation / 400 * this.width, centerX + this.width / 2, centerY);
ctx.moveTo(centerX - this.width / 2, centerY);
ctx.quadraticCurveTo(
centerX,
centerY + (rotation / 400) * this.width,
centerX + this.width / 2,
centerY
);
ctx.quadraticCurveTo(centerX, centerY + rotation / 400 * this.width, centerX + this.width / 2, centerY);
ctx.stroke();
}
eyelidCut(step) {
// ctx.lineWidth = 1;
let squarePath = new Path2D();
squarePath.moveTo(centerX - this.width / 2, centerY);
squarePath.quadraticCurveTo(
centerX,
centerY - (step / 400) * this.width,
centerX + this.width / 2,
centerY
);
squarePath.quadraticCurveTo(centerX, centerY - step / 400 * this.width, centerX + this.width / 2, centerY);
squarePath.moveTo(centerX - this.width / 2, centerY);
squarePath.quadraticCurveTo(
centerX,
centerY + (step / 400) * this.width,
centerX + this.width / 2,
centerY
);
squarePath.quadraticCurveTo(centerX, centerY + step / 400 * this.width, centerX + this.width / 2, centerY);
ctx.clip(squarePath);
}
drawGrowEye(step) {
// console.log(step)
ctx.strokeStyle = this.colourExpand;
ctx.strokeStyle = this.colourExpand
ctx.beginPath();
ctx.lineWidth = 5;
ctx.arc(centerX, centerY, step, 0, 2 * Math.PI);
ctx.stroke();
// ctx.strokeStyle = "orange";
}
drawCircle(step) {
ctx.strokeStyle = this.colourPupil;
ctx.strokeStyle = this.colourPupil
ctx.beginPath();
ctx.lineWidth = 5;
ctx.arc(centerX, centerY, step, 0, 2 * Math.PI);
@ -533,8 +449,9 @@ class EyePrototype extends BaseShape {
}
drawSpiral(step) {
let a = 1;
let b = 5;
ctx.strokeStyle = this.colourSpiral;
let a = 1
let b = 5
ctx.moveTo(centerX, centerY);
ctx.beginPath();
for (let i = 0; i < 400; i++) {
@ -545,7 +462,6 @@ class EyePrototype extends BaseShape {
ctx.lineTo(x, y);
}
ctx.lineWidth = 3;
ctx.strokeStyle = this.colourSpiral;
ctx.stroke();
}
stepFunc() {
@ -581,12 +497,7 @@ class EyePrototype extends BaseShape {
// console.log("Rot: "+ rotation + " | " +Math.floor(rotation)%a)
console.log(outputRotation)
// console.log(this.counter)
if (this.draw_eyelid) {
ctx.strokeStyle = "white";
}
else{
ctx.strokeStyle = "black";
}
ctx.fillStyle = "black";
// ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height);
// ctx.fillRect(0, 0, 500, 500);
@ -607,30 +518,21 @@ class EyePrototype extends BaseShape {
if (this.counter % 100 == 0) {
this.counter = 0;
}
// this.drawGrowEye(this.width/4 + this.counter);
if (this.drawGrowEye) {
this.drawGrowEye(this.width / 4 + this.counter);
}
if (this.draw_spiral) {
this.drawSpiral(rotation)
}
this.eyelidCut(outputRotation);
console.log(this.draw_expand);
if (this.counter % Math.floor(this.width / 4) == 0) {
this.counter = 0;
}
if (this.draw_expand) {
this.drawGrowEye(this.width / 4 + this.counter);
}
if (this.draw_spiral) {
this.drawSpiral(rotation);
}
if (this.draw_pupil) {
this.drawCircle(this.width / 4);
}
ctx.restore();
// this.stepFunc();
// this.counter++;
this.stepFunc();
this.counter++;
}
}