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<script>
import { onMount } from "svelte";
import { authorizedSocket, authorizedSocketNeeded } from "../../stores/socketStore";
authorizedSocketNeeded.set(true);
let svg;
let pixels = [];
function updateMatrix(matrix) {
if (matrix == null) { return; }
pixels = [];
let columnN = 0;
for (let y = 0; y < matrix.length; y++) {
if (matrix[y].length > columnN) { columnN = matrix[y].length; }
for (let x = 0; x < matrix[y].length; x++) {
pixels.push({x: x, y: y, n: matrix[y][x] });
}
}
if (svg != null) {
svg.setAttribute("viewBox", `0 0 ${columnN*2+2} ${matrix.length*2+2}`);
}
pixels = pixels;
}
async function updateColors(colors) {
for (let i = 0; i+2 < colors.length; i+=3) {
try {
document.querySelector("#sim-pixel-"+(i/3)).style.setProperty("fill", `rgb(${colors[i]}, ${colors[i+1]}, ${colors[i+2]})`);
} catch(e) {}
}
}
onMount(() => {
authorizedSocket.on("matrix", updateMatrix);
authorizedSocket.on("strip_buffer", updateColors);
authorizedSocket.emit("matrix:get");
});
</script>
<style>
p {
margin: 0;
margin-bottom: 5px;
font-size: 10px;
color: var(--grey-500);
}
.wrapper {
width: 100%;
height: 100%;
}
</style>
<div class="wrapper">
<p>(still quite buggy, especially for very fast changing pixels, if nothing is happening, try to restart the script)</p>
<svg viewBox="0 0 0 0" preserveAspectRatio="xMaxYMax" bind:this={svg}>
{#each pixels as pixel}
<rect id="sim-pixel-{pixel.n}" x="{pixel.x*2+1}" y="{pixel.y*2+1}" width="1" height="1" style="fill:rgb(0,0,0);filter:blur(0.2px);" />
{/each}
</svg>
</div>
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