Linting with "test"
This commit is contained in:
joshbuddy
parent
e32a19b954
commit
c5a8acc12d
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@ -0,0 +1,11 @@
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dependencies:
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pre:
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- sudo apt-get install libgif-dev
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machine:
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node:
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version: 6.7.0
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test:
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override:
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- npm run lint
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@ -1,16 +1,16 @@
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const head = {
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brick: [0, 62, 53],
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yellow: [48, 100, 64]
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brick: [0, 62, 53],
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yellow: [48, 100, 64]
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}
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const bg = {
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forest: '#006375',
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green: '#63D6A3',
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blue: '#358EFF',
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salmon: '#FF9B7A',
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coral: '#F96854',
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forest: '#006375',
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green: '#63D6A3',
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blue: '#358EFF',
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salmon: '#FF9B7A',
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coral: '#F96854'
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}
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module.exports = {
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head: head,
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bg: bg
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};
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head: head,
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bg: bg
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}
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78
js/fox.js
78
js/fox.js
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@ -1,95 +1,91 @@
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const Chance = require('chance');
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const colors = require('./constants/colors.js');
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const Chance = require('chance')
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const colors = require('./constants/colors.js')
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const hsl = function (h, s, l) {
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return "hsl(" + h + "," + s + "%, " + l + "%)";
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return 'hsl(' + h + ',' + s + '%, ' + l + '%)'
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}
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const Fox = function (IMG_WIDTH, IMG_HEIGHT, seed) {
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if (seed) {
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chance = new Chance(seed);
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} else {
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chance = new Chance();
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}
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const chance = seed ? new Chance(seed) : new Chance()
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// origin: head top left corner
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const kappa = chance.floating({min: 0.2, max: 0.45})
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const headColor = (function () {
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const level = chance.floating({min: 0, max: 1});
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const result = [];
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const min = colors.head.brick;
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const max = colors.head.yellow;
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for (let i=0; i<min.length; i++) {
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result.push(min[i] + (max[i] - min[i]) * level)
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}
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return hsl.apply(null, result)
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}) ()
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const level = chance.floating({min: 0, max: 1})
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const result = []
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const min = colors.head.brick
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const max = colors.head.yellow
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for (let i = 0; i < min.length; i++) {
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result.push(min[i] + (max[i] - min[i]) * level)
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}
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return hsl.apply(null, result)
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})()
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const head = {
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width: 0.6 * IMG_WIDTH,
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height: 0.6 * IMG_HEIGHT,
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kappa: kappa,
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color: headColor,
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color: headColor
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}
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const origin = {x: IMG_WIDTH / 2 - head.width / 2, y: 0.5 * IMG_HEIGHT - head.height / 2};
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const origin = {x: IMG_WIDTH / 2 - head.width / 2, y: 0.5 * IMG_HEIGHT - head.height / 2}
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const ears = (function (origin, headWidth, headHeight, headColor) {
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const offsetX = chance.floating({min: 0.17 * headWidth, max: 0.2 * headWidth});
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const angle = chance.floating({min: 0.05 * Math.PI, max: 0.2 * Math.PI});
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const offsetX = chance.floating({min: 0.17 * headWidth, max: 0.2 * headWidth})
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const angle = chance.floating({min: 0.05 * Math.PI, max: 0.2 * Math.PI})
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return {
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color: headColor,
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kappa: 0.9 * kappa,
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left: {
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x: origin.x + (headWidth/2) - offsetX,
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x: origin.x + (headWidth / 2) - offsetX,
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y: origin.y + (0.15 * headHeight),
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angle: angle,
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width: 0.4 * headWidth,
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height: 0.8 * headHeight
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},
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right: {
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x: origin.x + (headWidth/2) + offsetX,
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x: origin.x + (headWidth / 2) + offsetX,
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y: origin.y + (0.15 * headHeight),
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angle: -angle,
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width: 0.4 * headWidth,
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height: 0.8 * headHeight
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}
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};
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}(origin, head.width, head.height, head.color));
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}
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}(origin, head.width, head.height, head.color))
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const eyes = (function (origin, headWidth, headHeight) {
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// TODO: color
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const offsetY = chance.floating({min: -0.05 * headHeight, max: -0.025 * headHeight});
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const offsetX = chance.floating({min: 0.13 * headWidth, max: 0.25 * headWidth});
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const offsetY = chance.floating({min: -0.05 * headHeight, max: -0.025 * headHeight})
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const offsetX = chance.floating({min: 0.13 * headWidth, max: 0.25 * headWidth})
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const eyeHeight = chance.floating({min: 0.08 * headHeight, max: 0.13 * headHeight});
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const eyeHeight = chance.floating({min: 0.08 * headHeight, max: 0.13 * headHeight})
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return {
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height: eyeHeight,
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width: eyeHeight/2,
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width: eyeHeight / 2,
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style: 'ellipse',
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// style: chance.pickone(['ellipse', 'smiley']),
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left: {
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x: origin.x + (headWidth/2) - offsetX,
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y: origin.y + (headHeight/2) + offsetY
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x: origin.x + (headWidth / 2) - offsetX,
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y: origin.y + (headHeight / 2) + offsetY
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},
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right: {
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x: origin.x + (headWidth/2) + offsetX,
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y: origin.y + (headHeight/2) + offsetY
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x: origin.x + (headWidth / 2) + offsetX,
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y: origin.y + (headHeight / 2) + offsetY
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}
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}
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}(origin, head.width, head.height));
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}(origin, head.width, head.height))
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const nose = {
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x: origin.x + (head.width/2),
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x: origin.x + (head.width / 2),
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y: (eyes.left.y + chance.floating({min: 0.2, max: 0.4}) * (origin.y + head.height - eyes.left.y)),
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width: chance.floating({min: 0.03, max: 0.04}) * head.width,
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height: chance.floating({min: 0.03, max: 0.04}) * head.width
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}
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const mouth = {
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x: origin.x + (head.width/2),
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x: origin.x + (head.width / 2),
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y: (nose.y + chance.floating({min: 0.2, max: 0.35}) * (origin.y + head.height - nose.y)),
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width: chance.floating({min: 0.08, max: 0.15}) * head.width,
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height: chance.floating({min: 0.03, max: 0.06}) * head.width,
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@ -100,20 +96,20 @@ const Fox = function (IMG_WIDTH, IMG_HEIGHT, seed) {
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width: chance.floating({min: 0.5 * IMG_WIDTH, max: IMG_WIDTH}),
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height: chance.floating({min: 1.7 * (IMG_HEIGHT - eyes.left.y), max: 1.85 * (IMG_HEIGHT - eyes.left.y)})
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}
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head.mask = mask;
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head.mask = mask
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return {
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canvas: {
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height: IMG_HEIGHT,
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width: IMG_WIDTH,
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color: chance.pickone(Object.keys(colors.bg).map(function (key) {return colors.bg[key];}))
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color: chance.pickone(Object.keys(colors.bg).map(function (key) { return colors.bg[key] }))
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},
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head: head,
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ears: ears,
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eyes: eyes,
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nose: nose,
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mouth: mouth
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};
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};
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}
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}
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module.exports = Fox;
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module.exports = Fox
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243
js/render-fox.js
243
js/render-fox.js
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@ -1,151 +1,150 @@
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const renderFox = function (canvas, opts) {
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const width = opts.canvas.width;
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const height = opts.canvas.height;
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const ctx = canvas.getContext('2d');
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const width = opts.canvas.width
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const height = opts.canvas.height
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const ctx = canvas.getContext('2d')
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ctx.fillStyle = opts.canvas.color;
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ctx.fillRect(0, 0, width, height);
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renderEars(ctx, opts.ears);
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renderHead(ctx, opts.head);
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renderEyes(ctx, opts.eyes);
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renderNose(ctx, opts.nose);
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renderMouth(ctx, opts.mouth);
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ctx.fillStyle = opts.canvas.color
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ctx.fillRect(0, 0, width, height)
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renderEars(ctx, opts.ears)
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renderHead(ctx, opts.head)
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renderEyes(ctx, opts.eyes)
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renderNose(ctx, opts.nose)
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renderMouth(ctx, opts.mouth)
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shift_canvas(ctx, width, height, 0, 0.06 * height);
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};
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function shift_canvas(ctx, w, h, dx, dy) {
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const topImage = ctx.getImageData(0, 0, w, h);
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const bottomImage = ctx.getImageData(0, h - dy, w, h);
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ctx.clearRect(0, 0, w, h);
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ctx.putImageData(bottomImage, 0, 0);
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ctx.putImageData(topImage, dx, dy);
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shiftCanvas(ctx, width, height, 0, 0.06 * height)
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}
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function renderHead(ctx, opts) {
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ctx.save();
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ctx.translate(ctx.canvas.width/2, ctx.canvas.height/2);
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ctx.rotate(Math.PI / 4);
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drawEllipseByCenter(ctx, 0, 0, opts.width, opts.height, opts.color, null, opts.kappa);
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ctx.restore();
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ctx.clip();
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drawEllipseByCenter(ctx, ctx.canvas.width / 2, ctx.canvas.height, opts.mask.width, opts.mask.height, '#fff', '#fff', 0.5);
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function shiftCanvas (ctx, w, h, dx, dy) {
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const topImage = ctx.getImageData(0, 0, w, h)
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const bottomImage = ctx.getImageData(0, h - dy, w, h)
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ctx.clearRect(0, 0, w, h)
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ctx.putImageData(bottomImage, 0, 0)
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ctx.putImageData(topImage, dx, dy)
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}
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function renderEars(ctx, opts) {
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const offset = {
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x: ctx.canvas.width/2,
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y: ctx.canvas.height/2
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}
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ctx.save();
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ctx.translate(offset.x, offset.y);
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ctx.rotate(-opts.left.angle);
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drawEllipseByCenter(ctx, opts.left.x - offset.x, opts.left.y - offset.y, opts.left.width, opts.left.height, opts.color, null, opts.kappa);
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ctx.restore();
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ctx.save();
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ctx.translate(offset.x, offset.y);
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ctx.rotate(-opts.right.angle);
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drawEllipseByCenter(ctx, opts.right.x - offset.x, opts.right.y - offset.y, opts.right.width, opts.right.height, opts.color, null, opts.kappa);
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ctx.restore();
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function renderHead (ctx, opts) {
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ctx.save()
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ctx.translate(ctx.canvas.width / 2, ctx.canvas.height / 2)
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ctx.rotate(Math.PI / 4)
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drawEllipseByCenter(ctx, 0, 0, opts.width, opts.height, opts.color, null, opts.kappa)
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ctx.restore()
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ctx.clip()
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drawEllipseByCenter(ctx, ctx.canvas.width / 2, ctx.canvas.height, opts.mask.width, opts.mask.height, '#fff', '#fff', 0.5)
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}
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function renderEyes(ctx, opts) {
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switch (opts.style) {
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case "ellipse":
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drawEllipseByCenter(ctx, opts.left.x, opts.left.y, opts.width, opts.height, "black", null, 0.5);
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drawEllipseByCenter(ctx, opts.right.x, opts.right.y, opts.width, opts.height, "black", null, 0.5);
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break;
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case "smiley":
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ctx.strokeStyle = "black";
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ctx.beginPath();
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ctx.moveTo(opts.left.x - opts.width, opts.left.y + opts.height);
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ctx.bezierCurveTo(opts.left.x - opts.width, opts.left.y + opts.height, opts.left.x, opts.left.y, opts.left.x + opts.width, opts.left.y + opts.height);
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ctx.lineWidth = 2;
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ctx.stroke();
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ctx.closePath();
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function renderEars (ctx, opts) {
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const offset = {
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x: ctx.canvas.width / 2,
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y: ctx.canvas.height / 2
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}
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ctx.save()
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ctx.translate(offset.x, offset.y)
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ctx.rotate(-opts.left.angle)
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drawEllipseByCenter(ctx, opts.left.x - offset.x, opts.left.y - offset.y, opts.left.width, opts.left.height, opts.color, null, opts.kappa)
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ctx.restore()
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ctx.beginPath();
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ctx.moveTo(opts.right.x - opts.width, opts.right.y + opts.height);
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ctx.bezierCurveTo(opts.right.x - opts.width, opts.right.y + opts.height, opts.right.x, opts.right.y, opts.right.x + opts.width, opts.right.y + opts.height);
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ctx.lineWidth = 2;
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ctx.stroke();
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ctx.closePath();
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break;
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case "none":
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break;
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}
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ctx.save()
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ctx.translate(offset.x, offset.y)
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ctx.rotate(-opts.right.angle)
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drawEllipseByCenter(ctx, opts.right.x - offset.x, opts.right.y - offset.y, opts.right.width, opts.right.height, opts.color, null, opts.kappa)
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ctx.restore()
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}
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function renderNose(ctx, opts) {
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ctx.strokeStyle = "black";
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ctx.beginPath();
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ctx.moveTo(opts.x - opts.width/2, opts.y - opts.height/2);
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ctx.bezierCurveTo(opts.x - opts.width/2, opts.y - opts.height/2, opts.x, opts.y - opts.height, opts.x + opts.width/2, opts.y - opts.height/2);
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ctx.bezierCurveTo(opts.x + opts.width/2, opts.y - opts.height/2, opts.x + opts.width/2, opts.y + opts.height/2, opts.x, opts.y + opts.height/2);
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ctx.bezierCurveTo(opts.x, opts.y + opts.height/2, opts.x - opts.width/2, opts.y + opts.height/2, opts.x - opts.width/2, opts.y - opts.height/2);
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ctx.fillStyle = "black";
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ctx.fill();
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ctx.stroke();
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}
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function renderMouth(ctx, opts) {
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ctx.strokeStyle = "black";
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ctx.lineWidth = 0.01 * ctx.canvas.width;
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ctx.beginPath();
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function renderEyes (ctx, opts) {
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switch (opts.style) {
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case "smirk":
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ctx.moveTo(opts.x - opts.width/2, opts.y - opts.height/2);
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ctx.bezierCurveTo(opts.x - opts.width/2, opts.y - opts.height/2,
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opts.x - opts.width/2, opts.y + opts.height/2,
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opts.x + opts.width/2, opts.y
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case 'ellipse':
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drawEllipseByCenter(ctx, opts.left.x, opts.left.y, opts.width, opts.height, 'black', null, 0.5)
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drawEllipseByCenter(ctx, opts.right.x, opts.right.y, opts.width, opts.height, 'black', null, 0.5)
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break
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case 'smiley':
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ctx.strokeStyle = 'black'
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ctx.beginPath()
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ctx.moveTo(opts.left.x - opts.width, opts.left.y + opts.height)
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ctx.bezierCurveTo(opts.left.x - opts.width, opts.left.y + opts.height, opts.left.x, opts.left.y, opts.left.x + opts.width, opts.left.y + opts.height)
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ctx.lineWidth = 2
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ctx.stroke()
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ctx.closePath()
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ctx.beginPath()
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ctx.moveTo(opts.right.x - opts.width, opts.right.y + opts.height)
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ctx.bezierCurveTo(opts.right.x - opts.width, opts.right.y + opts.height, opts.right.x, opts.right.y, opts.right.x + opts.width, opts.right.y + opts.height)
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ctx.lineWidth = 2
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ctx.stroke()
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ctx.closePath()
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break
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case 'none':
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break
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}
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}
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function renderNose (ctx, opts) {
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ctx.strokeStyle = 'black'
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ctx.beginPath()
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ctx.moveTo(opts.x - opts.width / 2, opts.y - opts.height / 2)
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ctx.bezierCurveTo(opts.x - opts.width / 2, opts.y - opts.height / 2, opts.x, opts.y - opts.height, opts.x + opts.width / 2, opts.y - opts.height / 2)
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ctx.bezierCurveTo(opts.x + opts.width / 2, opts.y - opts.height / 2, opts.x + opts.width / 2, opts.y + opts.height / 2, opts.x, opts.y + opts.height / 2)
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ctx.bezierCurveTo(opts.x, opts.y + opts.height / 2, opts.x - opts.width / 2, opts.y + opts.height / 2, opts.x - opts.width / 2, opts.y - opts.height / 2)
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ctx.fillStyle = 'black'
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ctx.fill()
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ctx.stroke()
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}
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function renderMouth (ctx, opts) {
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ctx.strokeStyle = 'black'
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ctx.lineWidth = 0.01 * ctx.canvas.width
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ctx.beginPath()
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switch (opts.style) {
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case 'smirk':
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ctx.moveTo(opts.x - opts.width / 2, opts.y - opts.height / 2)
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ctx.bezierCurveTo(opts.x - opts.width / 2, opts.y - opts.height / 2,
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opts.x - opts.width / 2, opts.y + opts.height / 2,
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opts.x + opts.width / 2, opts.y
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)
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break;
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case "cat":
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ctx.moveTo(opts.x - opts.width/2, opts.y + opts.height/2);
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ctx.bezierCurveTo(opts.x - opts.width/2, opts.y + opts.height/2,
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opts.x, opts.y + opts.height/2,
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opts.x, opts.y - opts.height/2
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break
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case 'cat':
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ctx.moveTo(opts.x - opts.width / 2, opts.y + opts.height / 2)
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ctx.bezierCurveTo(opts.x - opts.width / 2, opts.y + opts.height / 2,
|
||||
opts.x, opts.y + opts.height / 2,
|
||||
opts.x, opts.y - opts.height / 2
|
||||
)
|
||||
ctx.bezierCurveTo(
|
||||
opts.x, opts.y - opts.height/2,
|
||||
opts.x, opts.y + opts.height/2,
|
||||
opts.x + opts.width/2, opts.y + opts.height/2
|
||||
opts.x, opts.y - opts.height / 2,
|
||||
opts.x, opts.y + opts.height / 2,
|
||||
opts.x + opts.width / 2, opts.y + opts.height / 2
|
||||
)
|
||||
break;
|
||||
break
|
||||
}
|
||||
ctx.stroke();
|
||||
ctx.stroke()
|
||||
}
|
||||
|
||||
function drawEllipseByCenter(ctx, cx, cy, w, h, color, fillColor, kappa) {
|
||||
drawEllipse(ctx, cx - w/2.0, cy - h/2.0, w, h, color, fillColor, kappa);
|
||||
function drawEllipseByCenter (ctx, cx, cy, w, h, color, fillColor, kappa) {
|
||||
drawEllipse(ctx, cx - w / 2.0, cy - h / 2.0, w, h, color, fillColor, kappa)
|
||||
}
|
||||
|
||||
function drawEllipse(ctx, x, y, w, h, color, fillColor, kappa=0.3) {
|
||||
const ox = (w / 2) * kappa; // control point offset horizontal
|
||||
const oy = (h / 2) * kappa; // control point offset vertical
|
||||
const xe = x + w; // x-end
|
||||
const ye = y + h; // y-end
|
||||
const xm = x + w / 2; // x-middle
|
||||
const ym = y + h / 2; // y-middle
|
||||
function drawEllipse (ctx, x, y, w, h, color, fillColor, kappa = 0.3) {
|
||||
const ox = (w / 2) * kappa // control point offset horizontal
|
||||
const oy = (h / 2) * kappa // control point offset vertical
|
||||
const xe = x + w // x-end
|
||||
const ye = y + h // y-end
|
||||
const xm = x + w / 2 // x-middle
|
||||
const ym = y + h / 2 // y-middle
|
||||
|
||||
if (color) {
|
||||
ctx.strokeStyle = color;
|
||||
ctx.strokeStyle = color
|
||||
}
|
||||
ctx.beginPath();
|
||||
ctx.moveTo(x, ym);
|
||||
ctx.bezierCurveTo(x, ym - oy, xm - ox, y, xm, y);
|
||||
ctx.bezierCurveTo(xm + ox, y, xe, ym - oy, xe, ym);
|
||||
ctx.bezierCurveTo(xe, ym + oy, xm + ox, ye, xm, ye);
|
||||
ctx.bezierCurveTo(xm - ox, ye, x, ym + oy, x, ym);
|
||||
fillColor = fillColor || color;
|
||||
ctx.beginPath()
|
||||
ctx.moveTo(x, ym)
|
||||
ctx.bezierCurveTo(x, ym - oy, xm - ox, y, xm, y)
|
||||
ctx.bezierCurveTo(xm + ox, y, xe, ym - oy, xe, ym)
|
||||
ctx.bezierCurveTo(xe, ym + oy, xm + ox, ye, xm, ye)
|
||||
ctx.bezierCurveTo(xm - ox, ye, x, ym + oy, x, ym)
|
||||
fillColor = fillColor || color
|
||||
if (fillColor) {
|
||||
ctx.fillStyle = fillColor;
|
||||
ctx.fill();
|
||||
ctx.fillStyle = fillColor
|
||||
ctx.fill()
|
||||
}
|
||||
ctx.stroke();
|
||||
ctx.stroke()
|
||||
}
|
||||
|
||||
module.exports = renderFox;
|
||||
module.exports = renderFox
|
||||
|
|
|
|||
18
run.js
18
run.js
|
|
@ -1,13 +1,13 @@
|
|||
const cluster = require('express-cluster');
|
||||
const app = require('./server.js');
|
||||
const cluster = require('express-cluster')
|
||||
const app = require('./server.js')
|
||||
|
||||
const activePort = process.env.PORT || 3000;
|
||||
const activePort = process.env.PORT || 3000
|
||||
|
||||
cluster((worker) => {
|
||||
app.listen(activePort, () => {
|
||||
console.log('worker ' + worker.id + ' is listening on port ' + activePort);
|
||||
});
|
||||
app.listen(activePort, () => {
|
||||
console.log('worker ' + worker.id + ' is listening on port ' + activePort)
|
||||
})
|
||||
}, {
|
||||
'respawn': true, // workers will restart on failure
|
||||
'verbose': true, // logs what happens to console
|
||||
});
|
||||
'respawn': true, // workers will restart on failure
|
||||
'verbose': true // logs what happens to console
|
||||
})
|
||||
|
|
|
|||
60
server.js
60
server.js
|
|
@ -1,42 +1,44 @@
|
|||
/* eslint no-unused-vars: ["error", { "varsIgnorePattern": "newrelic" }] */
|
||||
|
||||
try {
|
||||
const newrelic = require('newrelic');
|
||||
const newrelic = require('newrelic')
|
||||
} catch (e) {
|
||||
console.error("WARNING unable to load newrelic")
|
||||
console.error('WARNING unable to load newrelic')
|
||||
}
|
||||
|
||||
const express = require('express');
|
||||
const uuid = require('uuid/v4');
|
||||
const sanitize = require('sanitize-filename');
|
||||
const Canvas = require('canvas');
|
||||
const express = require('express')
|
||||
const uuid = require('uuid/v4')
|
||||
const sanitize = require('sanitize-filename')
|
||||
const Canvas = require('canvas')
|
||||
|
||||
const Fox = require('./js/fox.js');
|
||||
const renderFox = require('./js/render-fox.js');
|
||||
const Fox = require('./js/fox.js')
|
||||
const renderFox = require('./js/render-fox.js')
|
||||
|
||||
function composeImage(width, height, seed) {
|
||||
seed = seed || uuid();
|
||||
const fox = Fox(width, height, seed);
|
||||
const canvas = new Canvas(width, height);
|
||||
renderFox(canvas, fox);
|
||||
return canvas;
|
||||
function composeImage (width, height, seed) {
|
||||
seed = seed || uuid()
|
||||
const fox = Fox(width, height, seed)
|
||||
const canvas = new Canvas(width, height)
|
||||
renderFox(canvas, fox)
|
||||
return canvas
|
||||
};
|
||||
|
||||
const cacheTimeout = 60 * 60 * 24 * 30;
|
||||
const app = express();
|
||||
const cacheTimeout = 60 * 60 * 24 * 30
|
||||
const app = express()
|
||||
|
||||
app.get('/healthcheck', (req, res) => {
|
||||
res.status(200).end();
|
||||
});
|
||||
res.status(200).end()
|
||||
})
|
||||
|
||||
app.get('/:width/:seed', (req, res) => {
|
||||
let width = parseInt(req.params.width) || 400;
|
||||
if (width > 400) width = 400;
|
||||
const seed = sanitize(req.params.seed) || uuid();
|
||||
const canvas = composeImage(width, width, seed);
|
||||
const buffer = canvas.toBuffer();
|
||||
res.set('Cache-Control', 'max-age=' + cacheTimeout);
|
||||
res.set('Content-length', buffer.length);
|
||||
res.type('png');
|
||||
res.end(buffer, 'binary');
|
||||
});
|
||||
let width = parseInt(req.params.width) || 400
|
||||
if (width > 400) width = 400
|
||||
const seed = sanitize(req.params.seed) || uuid()
|
||||
const canvas = composeImage(width, width, seed)
|
||||
const buffer = canvas.toBuffer()
|
||||
res.set('Cache-Control', 'max-age=' + cacheTimeout)
|
||||
res.set('Content-length', buffer.length)
|
||||
res.type('png')
|
||||
res.end(buffer, 'binary')
|
||||
})
|
||||
|
||||
module.exports = app;
|
||||
module.exports = app
|
||||
|
|
|
|||
Loading…
Reference in New Issue