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color unnecessary

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awesomeuser 2023-08-04 17:52:32 +00:00
parent 862e7d1bfa
commit 6c47d7384f
1 changed files with 13 additions and 4 deletions
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17
index.php
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@ -97,7 +97,16 @@
<script> <script>
function loadImageBits(canvasId, bits) { function loadImageBits(canvasId, bits) {
alert("loading " + canvasId); const canvas = document.getElementById(canvasId);
const ctx = canvas.getContext("2d");
// const pen = ctx.createImageData(2, 2);
// for (let i = 0; i < pen.data.length; i += 4) {
// pen.data[i] = 0;
// pen.data[i+1] = 0;
// pen.data[i+2] = 0;
// pen.data[i+3] = 255;
// }
} }
</script> </script>
</head> </head>
@ -130,9 +139,9 @@
const pen = ctx.createImageData(2, 2); const pen = ctx.createImageData(2, 2);
for (let i = 0; i < pen.data.length; i += 4) { for (let i = 0; i < pen.data.length; i += 4) {
pen.data[i] = 0; // pen.data[i] = 0;
pen.data[i+1] = 0; // pen.data[i+1] = 0;
pen.data[i+2] = 0; // pen.data[i+2] = 0;
pen.data[i+3] = 255; pen.data[i+3] = 255;
} }