Development Sprint Plan

Initialize Three.js with WebGL renderer, camera, and lighting system

• ✓ Create scene with underwater fog effect
• ✓ Set up perspective camera with dynamic follow
• ✓ Add ambient and directional lighting
• ✓ Implement underwater caustics light effects

Create the foundational ocean world geometry

• ✓ Generate procedural ocean floor with height variation
• ✓ Create animated water surface plane
• ✓ Add deep ocean trench geometry
• ✓ Implement scene fog for depth perception

Build the player-controlled shark with proper anatomy

• ✓ Create shark body using capsule geometry
• ✓ Add dorsal, pectoral, and tail fins
• ✓ Include details: eyes, gills, counter-shading
• ✓ Implement swimming animation (tail wag)

Implement intuitive mouse-driven movement system

• ✓ Click and drag to swim in direction
• ✓ Velocity-based movement with momentum
• ✓ Boundary constraints for world limits
• ✓ Shark rotation towards movement direction

Create colorful coral reef ecosystems

• ✓ Generate varied coral structures
• ✓ Add seaweed with animation
• ✓ Distribute across ocean floor
• ✓ Color palette for reef variety

Create coastal areas with beaches and vegetation

• ✓ Beach mound geometry with sandy texture
• ✓ Palm tree models on islands
• ✓ Multiple beach locations around map
• ✓ Shallow water indicators

Add AI-controlled sharks swimming in the world

• ✓ Multiple shark species with different colors/sizes
• ✓ Simple AI: target-based pathfinding
• ✓ Swimming animations for NPCs
• ✓ Random spawn positions across the map

Add ambient marine life and particle effects

• ✓ Floating particle system (plankton/debris)
• ✓ Small fish school groups
• ✓ Fish school movement animation
• ✓ Distributed across different depths

Create glowing interactive markers throughout the world

• ✓ Glowing sphere markers with category colors
• ✓ Pulsing animation to attract attention
• ✓ Ring effect around markers
• ✓ Strategic placement at key locations

Create comprehensive educational data

• ✓ Ocean current information (Gulf Stream, upwelling)
• ✓ Weather patterns (thermoclines, wind circulation)
• ✓ Geography (continental shelf, trenches, reefs)
• ✓ Wildlife information (shark species, behaviors)

Display educational content when near markers

• ✓ Proximity detection system
• ✓ Animated info panel overlay
• ✓ Category badges with colors
• ✓ Toggle visibility with keyboard

Show player statistics and navigation info

• ✓ Depth meter display
• ✓ Speed indicator
• ✓ Current ocean zone/region
• ✓ Nearby shark counter

Create realistic animated water surface

• ○ Custom shader with wave displacement
• ○ Fresnel effect for surface reflections
• ○ Sun reflection and glitter
• ○ Underwater light rays (god rays)

Add cinematic post-processing

• ○ Bloom effect for bright areas
• ○ Depth of field for focus
• ○ Color grading for underwater look
• ○ Vignette and film grain options

Create more detailed shark meshes

• ○ Load GLTF/GLB shark models
• ○ Skeletal animation for swimming
• ○ Different species models
• ○ Level of detail (LOD) system

Enhanced particle effects for immersion

• ○ Bubble streams from sea floor
• ○ Bioluminescent particles at depth
• ○ Sediment clouds when near floor
• ○ Light shaft volumetrics

Track player exploration progress

• ○ Track discovered info points
• ○ Achievement notifications
• ○ Progress persistence (IndexedDB)
• ○ Completion percentage display

Fish react to player presence

• ○ Fish flee when shark approaches
• ○ School reformation behavior
• ○ Prey hunting mini-game (optional)
• ○ Different fish species behaviors

Navigation aid for the ocean world

• ○ Minimap showing current position
• ○ Full map overlay (M key)
• ○ Marked info point locations
• ○ Optional fast travel to discovered areas

Automated exploration for learning

• ○ Auto-pilot to each info point
• ○ Narration text or TTS
• ○ Adjustable tour speed
• ○ Skip/pause controls

Underwater soundscape using Howler.js

• ○ Ambient underwater drone
• ○ Whale song in the distance
• ○ Bubble sounds when moving
• ○ Surface water sounds near top

Feedback sounds for interactions

• ○ Info point discovery sound
• ○ Achievement unlock sound
• ○ Menu interaction sounds
• ○ Swimming speed audio feedback

Alternative to mouse controls

• ○ WASD movement controls
• ○ Arrow key camera control
• ○ Space/Shift for up/down
• ○ Control scheme toggle

Settings for different user needs

• ○ Reduced motion mode
• ○ High contrast info markers
• ○ Adjustable text size
• ○ Color blind friendly palette

Cold water environment with ice

• ○ Iceberg models and underwater ice
• ○ Arctic color palette (blues/whites)
• ○ Arctic shark species (Greenland shark)
• ○ Educational content on polar oceans

Enhanced tropical environments

• ○ More coral varieties
• ○ Tropical fish species
• ○ Sea turtle encounters
• ○ Shipwreck exploration site

Deep sea exploration zone

• ○ Abyssal plain environment
• ○ Bioluminescent creatures
• ○ Hydrothermal vents
• ○ Deep sea pressure mechanics

Weather affecting the ocean

• ○ Storm weather with rough surface
• ○ Visibility changes with weather
• ○ Current strength variations
• ○ Day/night cycle

Ensure smooth 60fps gameplay

• ○ Geometry instancing for coral/fish
• ○ Frustum culling optimization
• ○ Texture atlasing
• ○ Memory management

Touch-friendly control scheme

• ○ Virtual joystick for movement
• ○ Pinch to zoom
• ○ Tap info points to read
• ○ Responsive UI scaling

Graphics quality presets

• ○ Low/Medium/High presets
• ○ Particle density control
• ○ Shadow quality toggle
• ○ Draw distance slider

Optimize initial load and streaming

• ○ Asset lazy loading
• ○ World chunk streaming
• ○ Loading progress indicator
• ○ Background asset preloading