Game Development Document

PathLight

Game Development Document

Synopsis:

Core game play is navigating vertical scrolling dungeon. The character can move omni-directional. As the character moves obstacles come down from the top of the screen. If the player collides with the wrong obstacle at the wrong time the character loses.

Basic UX Flow:

• User Starts App
• User is Shown Loading Screen
• User is displayed the main menu
  • [Proposal] User can choose settings
  • [Proposal] User can choose tutorial
• User Starts Game
  • [Proposal] FTUE
• After User Loses they are shown the Game Over Screen
• [Proposal] User is displayed an end game bonus calculation
• [Proposal] User is displayed their score against a background
• User is returned to the main menu (repeat from #3)

Player Controls:

• The player main character moves omni directional and is controlled via mouse/keyboard/touch.
  • If the player is using touch the character moves toward the last position the player touched.
  • If the player uses a mouse, the character should move towards the mouse position.
  • If the player uses a keyboard the character should move in the corresponding direction of a left/right/up/down input.

Game Objective:

• Get as high score as possible
• Collect color pickups to match block colors
• Collide with blocks of matching color
• Avoiding Colliding with blocks of mismatching color

Game Over Conditions:

• If the player collides with a block that is not a matching color of combined color slots

Score Information:

• Matching Full Blocks +25
• Matching Half Blocks +50
• Matching Quarter Blocks +100
• [Proposal] matching Color Beam +50
• [Proposal] color pickups + 10
• [Proposal] (survivalBonus * totalSecondsPlayed)
• [Proposal] ceil((matchingBlock.score * 0.10) * chainComboBonus)
• [Proposal] Matching Omni Full Blocks + 10
• [Proposal] Matching Omni Half Blocks + 25
• [Proposal] Matching Omni Quarter Blocks +50

Ingame UI Objects:

• Blocks
  • must have if matching color to collide
  • if color isn’t matching in collision event then the game is over
• Color Pickups
  • Can collide with at any time
  • In collision event must be added in current color slot
  • [proposal] increases torchLight size
  • [proposal] low score bonus on collision
• Color Beam
  • has no choice but to collide
  • [proposal] if color is matching than score bonus
  • [proposal] only effects combo chain if it’s matching
• Color Slots
  • holds 2 colors. The combined value of this color will compared to on coming blocks.
  • the slot with the arrow pointing to it will be the slot that adopts the next color pickup
• Score Text
  • displays the score
• Next Text
  • displays the color of the upcoming Full Block

Block Types:

• Full Block
  • low score bonus
  • covers full horizontal screen
  • should always be the current color in “NEXT” UI
• Half Block
  • medium score bonus
  • covers half horizontal screen
• Quarter Block
  • large score bonus
  • covers a quarter of horizontal screen

None UI Game Variables:

• game difficulty
  • 3 default difficulties
    • easy default scrollSpeed * 0.75;
    • medium default scroolSpeed * 1 (no modifier)
    • hard default difficulty scrollSpeed * 1.25
  • difficulty effects the scrollSpeed
  • every 10 seconds the speed increases
• scrollSpeed
  • should gradually increase as time goes on
• torchLight
  • the source light that enables player to view game stage
  • should increase in size as time goes on or [proposal] when the player picks up a color pickup.
  • helps player see dungeon better, aiding decision making
• darkness
  • at this point in time it’s assumed without the torchLight, the stage is pitch black