goactionadventure

README

hardLizard0 Engine

The hardLizard0 engine is a tile based game engine written in golang using hajimehoshi/ebiten as a backend and an Entity-Components-Systems (ECS) framework.

This is a hardLizard Studios project. To run, execute go run *.go in the source directory.

Todo

• Entities

  • Player - Being user controllable mob
  • Mob - Being damageable and damaging NPC.
  • NPC - Being movable, interactable sprite.
  • Cursor - For use in menus.
  • Obj (No AI) - Boxes, Chests, Question Blocks, etc.
  • Items - Usable items that are held in inventory and selected for use.
  • Map - World Map, Dungeon, etc Maps.
  • Health
  • Death

• Components

  • Player Singleton - The player singleton will contain one off information for the player entity.
  • PVA
    • Position
    • Velocity
    • Acceleration
  • Z Position - Game world height, used to determine render order and collision information
  • Hitbox - Circular Hitboxes.
  • Health - Player/Mob/NPC health. Allows negative.
  • Collision Flag - Ture if collidable object.
  • Physics Flag - True if object is movable.
  • Projectile Flag - Moves using AI, damages on collision, despawns on collision.
  • Inventory - Flags and counters for items. Limit to player or allow NPCs to have inventory depending on game type.
  • Currency - Player only, for now. Possibly all entities depending on game type.
  • VRAM
    • Tileset
    • Sprite Sheet

• Systems

  • Player Input
    • Movement
    • Action
    • Pause Menu
  • Update Position
  • Update Velocity
  • Update Acceleration
  • Update Z Position
  • Circle Collision Detection
    • Detection
    • Push
    • Knockback
  • Tile Floor Collision
  • Tile Wall Collision
  • Damage
  • Heal
  • Death
  • Render Loop
    • Render Map (On Grid Single Entity)
    • Render Sprites (Off Grid Entities)
  • Update Inventory
  • AI
    • A*
    • Dijkstra Map
  • Animation
    • Tiles
    • Sprites
    • Items
  • Camera
    • Follow Player
    • Scroll on Screen Boundary
    • Scroll to New Room

• Utility

  • JSON Map Loader
  • JSON Sprite Loader
  • Randomizer
  • Timer