* add default value for frame_start_delimiter

* update frame_start_delimiter usage in README
...

* move descriptions of envs before images

* add info on programmatic recording of agent's beh...

* rename benchmark directory to benchmarks

* use sample_two_positions_without replacement in ...

* update README

* update environment visualizations & add descriptions

* update playing & ...

* remove all assets

* no need to import Random & DataStructures in GridWorlds module

* fix...

* update navigation for SingleRoom envs

* update act! for Catcher

* update act! for Collec...

* remove Play module & move its contents to GW module

* don't forward get_action_names for RL...

* change RLBase.action_space to Base.OneTo(NUM_ACTIONS)

* rename AbstractGridWorldGame to Abs...

* remove objects.jl

* move directions.jl into actions.jl

* rename actions.jl to navigation...

* add sub_tile_map utils

* add sub_tile_map view utils for directed envs

* add sub_tile_ma...

* add const ENVS listing all environments

* ignore default generated benchmark files

* fix...

* remove graphical rendering

* remove textual_rendering.jl

* remove old AbstractGridWorld ...

* add CollectGemsMultiAgentUndirectedModule.CollectGemsMultiAgentUndirected

* remove old Coll...

* add TransportUndirectedModule.TransportUndirected

* add TransportDirectedModule.TransportDi...

* remove old Catcher & add CatcherModule.Catcher

* update README

* remove old Snake & add SnakeModule.Snake

* update README

* add SokobanUndirectedModule.SokobanUndirected

* add SokobanDirectedModule.SokobanDirected
...

* add DynamicObstaclesUndirectedModule.DynamicObstaclesUndirected

* add DynamicObstaclesDirec...

* add CollectGemsUndirectedModule.CollectGemsUndirected

* add CollectGemsDirectedModule.Colle...

* add DoorKeyUndirectedModule.DoorKeyUndirected &
DoorKeyDirectedModule.DoorKeyDirected

* re...

* add GoToTargetUndirectedModule.GoToTargetUndirected

* add GoToTargetDirectedModule.GoToTarg...

* add MazeUndirectedModule.MazeUndirected

* add MazeDirectedModule.MazeDirected

* remove o...

* add SequentialRoomsUndirectedModule.SequentialRoomsUndirected

* add SequentialRoomsDirected...

* add GridRoomsUndirectedModule.GridRoomsUndirected

* add GridRoomsDirectedModule.GridRoomsDi...

* add module Play to play envs inside REPL

* implement generic play! method inside Play modul...

* add REPL package

* import REPL package

* add CollectGemsUndirectedMultiAgent

* add te...

* add compat entry for StaticArrays

* reuse computation in get_grid_inds methods

* update ...

* add textual_rendering.png

* fix file name to textual_rendering.png

* simplify objects structs and disable stuff (#1)

* remove all fields from Agent struct (#2)
...

* use relative path for GridWorlds.jl, no need of [compat] entry

* use Refs while benchmarkin...

* add Transport env

* add tests for Transport env

* add gif for Transport env

* add benchmarks

* add benchmark info to README

* cleanup

* add move method for Center

* add move method for MoveCenter & split type union

* add Cat...

* add Maze env

* add tests for Maze env

* add gifs for maze (directed & undirected)

* m...

* add DataStructures package

* import DataStructures

* add Snake environment

* add test...

* add CITATION.bib

* update LICENSE

* update Project.toml

* update README

* minor formatting edits in README

* bump version

* change default agent color to :red

* update gifs

* rename env file names

* update Tag...

* update get_agent_view_size

* add new methods to acquire state and agent view

* allow get...

* show debugging info during Makie rendering

* add UndirectedNavigation behavior for GoToDoor...

* add AbstractDirectionStyle trait

* utilize AbstractDirectionStyle trait

* fix test for S...

* add Sokoban gif

* add Sokoban terminal rendering screenshot

* replace Sokoban.png with E...

* add AbstractDirection

* deprecate Direction in favor of AbstractDirection

* deprecate en...

* add terminal rendering for GridWorldBase objects

* add Box, Target, and DirectionLessAgent ...

* update RLBase version to "0.9"

* update get_state method as per RLBase 0.9.0

* update ge...

* use forward macro for indexing env

* add random pos sampling method for env objects

* us...

* use @forward for getting grid dimensions

* use falses method in GridWorldBase constructor
...

* make color a type parameter for Agent struct

* make default agent pos as CartesianIndex(2, ...

* refactor GoToDoor

* update GoToDoor gif

* allow rectangular world dimensions

* refactor CollectGems

* allow rectangular world dimensions

* update CollectGems gif

* refactor DoorKey

* update DoorKey gif

* allow rectangular world dimensions

* refactor GridRooms

* update GridRooms gif

* fix: set goal_reward upon reaching GOAL

* refactor DynamicObstacles

* add rectangular wo...

* rename add_room! to place_room!

* place_room! for world::GridWorldBase argument

* add ge...

* move Room struct to utils.jl

* add GridRooms environment

* remove FourRooms in favor of ...

* fix: create a big world and set it on each reset!

* view region can be other than 7 x 7

...

* add rectangular world in EmptyGridWorld

* refactor terminal rendering

* some cleanup

...

* make inventory type parametric

* use get_actions method

* add inventory related get_ and...

* add exports

* reorder

* use import Requires instead of using Requires

* fix exports
...

* add rng field. All envs must have it

* add get_rng method

* use get_rng method

* use get_ and set_ methods

* factor out common MoveForward behaviour

* factor out common ...

* remove extra exports

* use informative full name instead of shorthand

* cleanup reorderi...

* add consts Direction and DIRECTIONS

* add file sequentialrooms.jl

* add Room struct

*...

* add getter methods depending on view_type

* simplify terminal rendering

* rename file to...

* add get_full_view method with agent layer

* full observation requires agent direction

* ...

* remove travis ci

* add GitHub Actions CI

* add macOS and windows

* no docs present

...

Bumping version to 0.1.0

* use env instead of w to represent an environment

* use w to represent instance of GridWorld...

* add keyword argument for num_obstacle

* remove conditional to set num_obstacle

* add res...

* simplify DoorKey env logic

* change array to tuple

* change default n to 7

* add rng ...

* add goal related fields

* fix door positioning

* add parametric rng field

* add and r...

* refactor FourRooms to reuse reset! method

* add tests for RLBase API of FourRooms

* simp...

* add kwargs to EmptyGridWorld reset! method

* reuse reset! in env constructor

* add confi...

* mention usage of RLBase API

* clean README

* clean environment list

* fix path of Dyn...

* store rng within env struct

* format: change r to reward for consistency

* add reset! me...

* add reset! for EmptyGridWorld

* add reset! method for FourRooms

* add RLBase API for EmptyGridWorld

* parameterize goal reward

* add RLBase API test for E...

* add RLBase API for FourRooms env

* reduce default grid size for FourRooms

* remove old gif o...

* temporarily disable envs except CollectGems

* add (local) RLBase package and use it

* subtyp...

* Added pickup and drop functions

* added pickup() dispatch for non-item objects

* changed...

* Update collectgems.jl

Adding RNG as a parameter to CollectGems for reproducibility

* Up...

* Adding dynamic obstacle env and fixinf one minor bug in doorkey.jl

* Update objects.jl

* fix...

* add rewards and get_reward capabilities

* change to one-line definition of get_reward

* ...

Only adding the `get_terminal` function to `CollectGems` env.