tensorneat-mend/tensorneat/tmp.ipynb

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   "id": "initial_id",
   "metadata": {
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    "ExecuteTime": {
     "end_time": "2024-06-06T11:55:39.434327400Z",
     "start_time": "2024-06-06T11:55:39.361327400Z"
    }
   },
   "outputs": [
    {
     "data": {
      "text/plain": "Array([[[2, 4],\n        [1, 3]],\n\n       [[4, 3],\n        [2, 1]],\n\n       [[3, 1],\n        [4, 2]],\n\n       [[1, 2],\n        [3, 4]],\n\n       [[2, 4],\n        [1, 3]],\n\n       [[4, 3],\n        [2, 1]],\n\n       [[3, 1],\n        [4, 2]],\n\n       [[1, 2],\n        [3, 4]]], dtype=int32)"
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "import jax, jax.numpy as jnp\n",
    "a = jnp.array([\n",
    "    [1, 2],\n",
    "    [3, 4]\n",
    "])\n",
    "def rot_boards(board):\n",
    "    def rot(a, _):\n",
    "        a = jnp.rot90(a)\n",
    "        return a, a  # carry, y\n",
    "    \n",
    "    _, boards = jax.lax.scan(rot, board, jnp.arange(4, dtype=jnp.int32))\n",
    "    return boards\n",
    "a1 = rot_boards(a)\n",
    "a2 = rot_boards(a)\n",
    "\n",
    "a = jnp.concatenate([a1, a2], axis=0)\n",
    "a"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "outputs": [
    {
     "data": {
      "text/plain": "Array([[2, 4, 1, 3],\n       [4, 3, 2, 1],\n       [3, 1, 4, 2],\n       [1, 2, 3, 4],\n       [2, 4, 1, 3],\n       [4, 3, 2, 1],\n       [3, 1, 4, 2],\n       [1, 2, 3, 4]], dtype=int32)"
     },
     "execution_count": 21,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "a = a.reshape(8, -1)\n",
    "a"
   ],
   "metadata": {
    "collapsed": false,
    "ExecuteTime": {
     "end_time": "2024-06-06T11:55:31.121054800Z",
     "start_time": "2024-06-06T11:55:31.075517200Z"
    }
   },
   "id": "639cdecea840351d"
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "outputs": [],
   "source": [
    "action = [\"up\", \"right\", \"down\", \"left\"]\n",
    "lr_flip_action = [\"up\", \"left\", \"down\", \"right\"]\n",
    "def action_rot90(li):\n",
    "    first = li[0]\n",
    "    return li[1:] + [first]\n",
    "\n",
    "a = a\n",
    "rl_flip_a = jnp.fliplr(a)"
   ],
   "metadata": {
    "collapsed": false,
    "ExecuteTime": {
     "end_time": "2024-06-06T11:22:36.417287600Z",
     "start_time": "2024-06-06T11:22:36.414285500Z"
    }
   },
   "id": "92b75cd0e870a28c"
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[[1 2]\n",
      " [3 4]] ['up', 'right', 'down', 'left']\n",
      "[[2 1]\n",
      " [4 3]] ['up', 'left', 'down', 'right']\n",
      "[[2 4]\n",
      " [1 3]] ['right', 'down', 'left', 'up']\n",
      "[[1 3]\n",
      " [2 4]] ['left', 'down', 'right', 'up']\n",
      "[[4 3]\n",
      " [2 1]] ['down', 'left', 'up', 'right']\n",
      "[[3 4]\n",
      " [1 2]] ['down', 'right', 'up', 'left']\n",
      "[[3 1]\n",
      " [4 2]] ['left', 'up', 'right', 'down']\n",
      "[[4 2]\n",
      " [3 1]] ['right', 'up', 'left', 'down']\n"
     ]
    }
   ],
   "source": [
    "for i in range(4):\n",
    "    print(a, action)\n",
    "    print(rl_flip_a, lr_flip_action)\n",
    "    a = jnp.rot90(a)\n",
    "    rl_flip_a = jnp.rot90(rl_flip_a)\n",
    "    action = action_rot90(action)\n",
    "    lr_flip_action = action_rot90(lr_flip_action)"
   ],
   "metadata": {
    "collapsed": false,
    "ExecuteTime": {
     "end_time": "2024-06-06T11:22:36.919614600Z",
     "start_time": "2024-06-06T11:22:36.860704600Z"
    }
   },
   "id": "55e802e0dbcc9c7f"
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "outputs": [
    {
     "data": {
      "text/plain": "Array([[4, 3],\n       [2, 1]], dtype=int32)"
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "jnp.rot90(a, k=2)"
   ],
   "metadata": {
    "collapsed": false,
    "ExecuteTime": {
     "end_time": "2024-06-06T11:12:48.186719Z",
     "start_time": "2024-06-06T11:12:48.151161900Z"
    }
   },
   "id": "16f8de3cadaa257a"
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "outputs": [
    {
     "data": {
      "text/plain": "Array([[2, 1],\n       [4, 3]], dtype=int32)"
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# flip left-right\n",
    "jnp.fliplr(a)"
   ],
   "metadata": {
    "collapsed": false,
    "ExecuteTime": {
     "end_time": "2024-06-06T11:14:28.668195300Z",
     "start_time": "2024-06-06T11:14:28.631570500Z"
    }
   },
   "id": "1fffa4e597ab5732"
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "outputs": [],
   "source": [],
   "metadata": {
    "collapsed": false
   },
   "id": "ca53c916dcff12ae"
  }
 ],
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