55 lines
1.1 KiB
JavaScript
55 lines
1.1 KiB
JavaScript
/*
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* Set pixels on canvas.
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* Pixels get collected in a cache for 5ms and sent to players at once.
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* */
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import RedisCanvas from '../data/redis/RedisCanvas';
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import {
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getChunkOfPixel,
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getOffsetOfPixel,
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} from './utils';
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import pixelCache from './PixelCache';
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import canvases from './canvases';
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/**
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*
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* By Offset is preferred on server side
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* @param canvasId
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* @param color Pixel color
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* @param i Chunk coordinates
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* @param j
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* @param offset Offset of pixel withing chunk
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*/
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export function setPixelByOffset(
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canvasId,
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color,
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i,
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j,
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offset,
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) {
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RedisCanvas.enqueuePixel(canvasId, color, i, j, offset);
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pixelCache.append(canvasId, color, i, j, offset);
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}
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/**
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*
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* @param canvasId
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* @param canvasId
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* @param color
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* @param x
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* @param y
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* @param z optional, if given its 3d canvas
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*/
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export function setPixelByCoords(
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canvasId,
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color,
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x,
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y,
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z = null,
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) {
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const canvasSize = canvases[canvasId].size;
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const [i, j] = getChunkOfPixel(canvasSize, x, y, z);
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const offset = getOffsetOfPixel(canvasSize, x, y, z);
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setPixelByOffset(canvasId, color, i, j, offset);
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}
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