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implement rudimetary canvas reading

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awesomeuser 2023-08-04 15:55:05 +00:00
parent 98215a557a
commit 1f48f97af4
1 changed files with 11 additions and 1 deletions
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12
index.php
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@ -135,7 +135,17 @@
document.onmouseup = function() {
drawing = false;
// write image-bits for posting
bits.value = "101";
let canvasData = canvas.getImageData(0, 0, 128, 64);
bits.value = "";
// not best method, ideally want to create an array and then merge
for (let i = 0; i < canvasData.data.length; i += 4) {
if (canvasData.data[i] == 0) {
bits.value += "1";
} else {
bits.value += "0";
}
}
}
canvas.onmousemove = function() {