🚀 bootstrap workspace

packages/compute/grid.ts

@@ -0,0 +1,25 @@
+export type Color = number;
+
+export type Grid = {
+  width: number;
+  height: number;
+  data: (Color | null)[];
+};
+
+export const getIndex = (grid: Grid, x: number, y: number) =>
+  x * grid.height + y;
+
+export const isInside = (grid: Grid, x: number, y: number) =>
+  x >= 0 && y >= 0 && x < grid.width && y < grid.height;
+
+export const getColor = (grid: Grid, x: number, y: number) =>
+  grid.data[getIndex(grid, x, y)];
+
+export const setColor = (
+  grid: Grid,
+  x: number,
+  y: number,
+  color: Color | null
+) => {
+  grid.data[getIndex(grid, x, y)] = color;
+};