Tiles & Entities

System Summary

All in-game objects are split into 2 categories: Tiles and Entities. Below is a list of each and their function. Tiles are terrain-based blocks, while entities have modifiable properties and can potentially exist as sub-scenes.

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Connected Systems

Connecting Systems:

• Editor Manager
• Hotkey Manager

Subsystems:

• Player Controller

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Related Controls

Key(s): Numbers 1-8

• Hotkey for swapping tiles/entities currently being placed. (See Hotkey Manager)

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Bugs

List of known bugs. Be descriptive but keep it brief!

None Currently

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Feature List / Breakdown of Features

List of features and descriptions within system.

Tiles:

• Solid: Default impassable tile.
• One-Way: Floor tile that can be passed through from the sides and underneath. Can be passed from above by pressing down.
• Hazard: Deals damage to the player upon impact.
• Ice: Causes the player to slide with low friction while standing on it. Increases player speed cap while running on.
• Sticky: Slows the player's physics while standing on it. Slows falling while on the side of it, can be climbed on while underneath and dismounted by pressing down.
• Bounce: Gives the player a significant boost in whatever direction they hit it.
• Death: K.O.s the player and resets their position upon impact.
• Slope: A tile with an angled surface that allows the player to travel up or down without jumping. Can be rotated before placing.
• Bedrock: A solid tile generated outside of the level bounds, preventing any entities from going outside. Can't be modified.

Entities:

• Goal: An endpoint for the level. The player must be able to reach this entity for the level to be verified.
• Coin: A collectable entity. The player simply need to collide with it to collect them.
• Player: The point where the player spawns in the game state.
  • Limit: 1
• Patrolling Enemy: An enemy that moves horizontally on the ground.
  • Properties: Movement Speed, Restricted
  • Restriction Toggle: If enabled, prevents the enemy from falling off edges.
• Shooting Enemy: An enemy that stays in-place. Shoots projectiles.
  • Properties: Direction, Shot Speed, Fire Rate, Bounceable Projectiles, Gravity
• Flying Enemy: An enemy that moves in mid-air between two points, only in cardinal directions.
  • Properties: Movement Speed, Movement Endpoint
• Stationary Enemy: An enemy that stands completely still and does nothing.
  • Properties: Gravity, Direction
• Prop: A collision-less decorative object.
  • Properties: Rotation

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Future Work / Risks

List and description of upcoming work/risks.

Future Work: Potentially have goals transition to other levels.

Risks:

• Tiles and Entities must not be able to overwrite each other through editing.
• The physics quadrant size is 1, which can lead to performance hits at extremely large level sizes.

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Miscellaneous Notes

A place for miscellaneous notes pertaining to this system.

• The collision shape for the slopes does not perfectly match the actual shape of the slope. The corner of the right angle is one pixel smaller.