jumanji/environments/routing/lbf/constants.py

# Copyright 2022 InstaDeep Ltd. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import jax.numpy as jnp

# Actions
NOOP = 0
UP = 1
DOWN = 2
LEFT = 3
RIGHT = 4
LOAD = 5

# NOOP, UP, DOWN, LEFT, RIGHT, LOAD
MOVES = jnp.array([[0, 0], [-1, 0], [1, 0], [0, -1], [0, 1], [0, 0]])

# viewer constants
_FIGURE_SIZE = (5, 5)

# Define some colors for visualization.
_GRID_COLOR = (0, 0, 0)  # black
_LINE_COLOR = (1, 1, 1)  # white