Removes unused file

frontend/src/features/tabs/Inpainting/util/checkIsMaskEmpty.ts

@@ -1,49 +0,0 @@
-import Konva from 'konva';
-import { MaskLine } from '../inpaintingSlice';
-
-/**
- * Converts canvas into pixel buffer and checks if it is empty (all pixels full alpha).
- *
- * I DON' THINK THIS WORKS ACTUALLY
- */
-const checkIsMaskEmpty = (image: HTMLImageElement, lines: MaskLine[]) => {
-  const offscreenContainer = document.createElement('div');
-
-  const { width, height } = image;
-
-  const stage = new Konva.Stage({
-    container: offscreenContainer,
-    width: width,
-    height: height,
-  });
-
-  const layer = new Konva.Layer();
-
-  stage.add(layer);
-
-  lines.forEach((line) =>
-    layer.add(
-      new Konva.Line({
-        points: line.points,
-        stroke: 'rgb(255,255,255)',
-        strokeWidth: line.strokeWidth * 2,
-        tension: 0,
-        lineCap: 'round',
-        lineJoin: 'round',
-        shadowForStrokeEnabled: false,
-        globalCompositeOperation:
-          line.tool === 'brush' ? 'source-over' : 'destination-out',
-      })
-    )
-  );
-
-  offscreenContainer.remove();
-
-  const pixelBuffer = new Uint32Array(
-    layer.getContext().getImageData(0, 0, width, height).data.buffer
-  );
-
-  return !pixelBuffer.some((color) => color !== 0);
-};
-
-export default checkIsMaskEmpty;