gistfile1.txt

Vector2[] findShapesInGrid(Vector2[,] grid, Vector2[,] shape) {
	ArrayList matches = new ArrayList();

	int x,y;
	for (x = 0; x < grid.GetLength(0); x++) {
		for (y = 0; y < grid.GetLength(1); y++) {
			if (isShape(x,y,grid,shape)) {
				matches.add(new Vector2(x,y));
			}
		}
	}

	return matches;
}

bool isShape(int x, int y, Vector2[] grid, Vector2[,] shape) {
	int i,j;
	for (i = 0; i < shape.GetLength(0); i++) {
		for (j = 0; j < shape.GetLength(1); j++) {
			if (shape[i,j] != grid[x+i,y+j]) {
				return false;
			}
		}
	}
	return true;
}