Module graphics_adapter 

Graphics adapter abstraction for multi-display support.

Modeled after Redox OS driver-graphics crate but adapted for Strat9-OS kernel scheme architecture.

Architecture

┌─────────────────────────────────────────────────┐
│                GraphicsScheme                   │
│  /dev/display/0.0  /dev/display/0.1  ...        │
├─────────────────────────────────────────────────┤
│              GraphicsAdapter impl               │
│  display_count() → N displays                   │
│  display_size(id) → (w, h)                      │
│  create_framebuffer(w, h) → DisplayScreen       │
│  update_plane(id, screen, damage)               │
├─────────────────────────────────────────────────┤
│  DisplayScreen (offscreen buffer)               │
│  sync() → copy to onscreen                      │
└─────────────────────────────────────────────────┘

Structs

Damage

Dirty region for partial screen updates.

HeapScreen

A heap-allocated offscreen pixel buffer.

SimpleDisplayAdapter

Adapter backed by a single physical framebuffer (Limine or VirtIO).

Statics

ADAPTERS 🔒

Global list of registered graphics adapters.

Traits

DisplayScreen

Trait for an individual display screen (offscreen buffer).

GraphicsAdapter

Trait for a graphics adapter managing one or more displays.

Functions

get_adapter_for_display

Get the adapter and local display ID for a global display index.

register_adapter

Register a graphics adapter.

total_display_count

Total display count across all adapters.