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Add getPixelDataFromMedia function for image color detection #4804

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Add getPixelDataFromMedia function for image color detection #4804

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4 changes: 4 additions & 0 deletions js/blocks/SensorsBlocks.js
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Expand Up @@ -732,6 +732,10 @@ function setupSensorsBlocks(activity) {
* @returns {Uint8ClampedArray} - The RGBA values of the pixel.
* @throws {Error} - If the canvas context is unavailable.
*/
/**
* Gets pixel color data from the main drawing canvas at specified coordinates.
* Currently only works with turtle-drawn content on overlayCanvas.
*/
getPixelData(x, y) {
const canvas = docById("overlayCanvas");
const ctx = canvas?.getContext("2d");
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