gator/explorata
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bitwise operations

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Ali Gator 2022-12-27 11:24:14 +01:00
parent 96daec016f
commit e718fbfe80
1 changed files with 2 additions and 3 deletions
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5
src/modules/picture.js
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@ -40,7 +40,7 @@ export function picToBoard(pixels, board) {
const flat = pixels.reduce((acc, pixel, index) => { const flat = pixels.reduce((acc, pixel, index) => {
const i = index * 4; const i = index * 4;
const count = pixels[i] + pixels[i + 1] + pixels[i + 2]; const count = pixels[i] + pixels[i + 1] + pixels[i + 2];
const value = count >= 255 ? 1 : 0; const value = (count >= 255) & 1;
acc[index] = value; acc[index] = value;
return acc; return acc;
}, []); }, []);
@ -58,8 +58,7 @@ export function boardToPic(board) {
const img = new ImageData(board.width, board.height); const img = new ImageData(board.width, board.height);
const colors = [hexToRGB(live), hexToRGB(dead)]; const colors = [hexToRGB(live), hexToRGB(dead)];
board.grid.flat().reduce((acc, cell, index) => { board.grid.flat().reduce((acc, cell, index) => {
// TODO : bitshift operation instead of ternary const color = colors[(cell === 1) & 1];
const color = cell === 1 ? colors[0] : colors[1];
const i = index * 4; const i = index * 4;
acc[i] = color[0]; acc[i] = color[0];
acc[i + 1] = color[1]; acc[i + 1] = color[1];