Function populateAlphaChannel

docs/app/js/sanddance-app.js:105574–105576

(alphaChannel, imageData)

    return newChars;
}
function populateAlphaChannel(alphaChannel, imageData) {
    for(var i = 0; i < alphaChannel.length; i++)imageData.data[4 * i + 3] = alphaChannel[i];
}
function setTextStyle(ctx, fontFamily, fontSize, fontWeight) {
    ctx.font = "".concat(fontWeight, " ").concat(fontSize, "px ").concat(fontFamily);
    ctx.fillStyle = "#000";