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render ears and use chance

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This commit is contained in:
Jeffrey Sun 2016-12-15 14:21:30 -08:00
parent 4a64a2f57f
commit 4448a59dd0
3 changed files with 49 additions and 12 deletions
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21
js/fox.js
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@ -1,10 +1,6 @@
// TODO: use query params for these
var gen = require('random-seed');
// move to helper function
var genBetween = function (min, max) {
return min + (max - min) * gen();
}
var Chance = require('chance');
var chance = new Chance();
var Fox = function (IMG_WIDTH, IMG_HEIGHT) {
@ -15,16 +11,23 @@ var Fox = function (IMG_WIDTH, IMG_HEIGHT) {
var headHeight = IMG_HEIGHT / 2;
var ears = (function () {
var offsetX = genBetween(0, headWidth/2);
var offsetX = chance.floating({min: 0, max: headWidth/2});
var angle = chance.floating({min: 0, max: Math.PI / 6});
// TODO: size, angle?
return {
left: {
x: origin.x + (headWidth/2) - offsetX,
y: origin.y
y: origin.y + (0.15 * headHeight),
angle: angle,
width: 0.4 * headWidth,
height: 0.6 * headHeight
},
right: {
x: origin.x + (headWidth/2) + offsetX,
y: origin.y
y: origin.y + (0.15 * headHeight),
angle: -angle,
width: 0.4 * headWidth,
height: 0.6 * headHeight
}
};
}());