Olivia Yin

Game Designer // CREATIVE TECHNOLOGIST
 
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Spotlight

Alternative Control 2D Platformer Game

"Spotlight" is an alternative control 2D platformer game that bridges real-world physical optical components with real-time digital level traversal. By mapping a physical, hand-held flashlight's illumination trajectory onto a dynamic virtual subterranean environment, the project transforms real-world spatial optics into an interactive gameplay mechanic, exploring rich philosophical motifs of endless recursive cycles.

DESIGN GENRE Alt.Ctrl Game / Computer Vision
PRODUCTION TYPE Solo Project // Design & Technology
TIMELINE & CYCLE 2022 // 4-Week Production Sprint
HONORS & AWARDS • NOMINEE // NetEase Games Competition
(Thunder Fire Game Develop Track 2023)

Computer Vision Pipeline & Toolsets

SPATIAL OPTICAL TRACKING PIPELINE
openFrameworks & OSC Protocols: Built a dedicated high-speed custom hardware vision tracking engine. An external camera captures the continuous luminous flux and absolute spatial coordinates of the physical flashlight, broadcasting this real-time location vector instantly over Open Sound Control (OSC) pipelines into the game client.
GAME ENGINE INTEGRATION & LOGIC
Unity Engine: Receives real-time streaming OSC coordinate tables to dynamically interpolate and spawn a virtual volumetric point-light grid at the exact relative coordinate. Scripted alternative level mechanics where focusing raw beam density onto in-game matches triggers ignition variables.

Core Concepts

01

The Existential Cycle of Rebirth

The narrative centers on a profound metaphor of existential nihilism: players guide a tiny, fragile particle of dust utilizing an external real-world physical flashlight beam to re-illuminate a pitch-black subterranean void. The mechanical goal is to discover a lost, mythic ever-burning flame concealed within the depth of the level structures.

However, the climax subverts all traditional game winning expectations. Upon leaping into the hearth to be triumphantly reborn as the 283rd eternal fire, the simulation reveals itself to be an endless, absurd recursion. The triumph dissolves into a commentary on constant, routine searching, burnouts, and systematic cyclical re-ignitions.

02

Mapping Logic

My mapping logic establishes a precise spatial relationship between real-world environmental lighting states and in-engine traversal bounds. When players sway the physical torch left and right, the custom hardware vision node tracks the lateral beam projection and replicates this lateral movement instantly inside the game world. This direct translation removes conventional keyboard/mouse cognitive barriers, amplifying the immersion and giving players an intuitive sense of absolute kinetic control as they interactively illuminate hidden level paths.

Level Layouts & Interactive Gameplay