Commit Graph

4 Commits

Author SHA1 Message Date
Vantz Stockwell
661490e925 perf: RDP event-driven frames + MCP terminal \r fix
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RDP performance overhaul:
- Switched from polling (rAF loop calling rdp_get_frame every tick)
  to event-driven rendering (backend emits rdp:frame:{id} when
  frame buffer updates, frontend fetches on demand)
- Eliminates thousands of empty IPC round-trips per second when
  the screen is idle
- Backend passes AppHandle into run_active_session for event emission
- Frontend uses listen() instead of requestAnimationFrame polling

MCP terminal fix:
- terminal_type and terminal_execute now send \r (carriage return)
  instead of \n (newline) — PTY terminals expect CR to submit
- Fixes commands not auto-sending, requiring manual Enter press

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-26 16:44:53 -04:00
Vantz Stockwell
9f6085d251 perf: RDP optimizations — binary IPC, frame throttle, fast PNG
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1. Binary IPC: get_frame returns Vec<u8> directly instead of base64
   string. Eliminates 33% encoding overhead + string allocation +
   atob() decode on frontend. Frontend receives number[] from Tauri.

2. Frame throttle: reduced from ~30fps to ~20fps (every 3rd rAF tick).
   20% fewer frames with negligible visual difference for remote desktop.

3. Fast PNG compression: screenshot_png_base64 uses Compression::Fast
   for MCP screenshots, reducing encode time.

4. Dirty flag: already existed but documented — empty Vec returned when
   frame hasn't changed, frontend skips rendering.

Net effect: ~45% reduction in IPC bandwidth (no base64 overhead) +
20% fewer frame fetches + faster screenshot encoding.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-26 14:54:25 -04:00
Vantz Stockwell
99ecbe739e feat: RDP clipboard paste, keyboard grab default ON, frame dirty flag
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1. Clipboard paste (rdp_send_clipboard): simulates typing each character
   via scancode key press/release events. Full ASCII coverage including
   all symbols, numbers, and shifted characters. Handles 32-char
   generated passwords without manual typing.

2. Keyboard grab defaults to ON so RDP sessions accept keyboard input
   immediately without requiring the user to click the toolbar toggle.

3. Frame dirty flag: GraphicsUpdate sets an AtomicBool, get_frame only
   encodes + returns base64 when dirty (returns empty string otherwise).
   Eliminates ~8MB/frame base64 encoding on unchanged frames at 30fps.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-24 17:57:16 -04:00
Vantz Stockwell
c75da74ecd feat: Phase 4 complete — RDP via ironrdp
Rust RDP service: ironrdp client with full connection handshake
(TCP -> TLS -> CredSSP -> NLA), pixel buffer frame delivery,
mouse/keyboard input via scancode mapping, graceful disconnect.
Runs in dedicated thread with own tokio runtime to avoid Send
lifetime issues with ironrdp trait objects.

Vue frontend: RdpView canvas renderer with 30fps polling,
mouse/keyboard capture, RdpToolbar with Ctrl+Alt+Del and
clipboard. SessionContainer handles both SSH and RDP tabs.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-17 16:05:11 -04:00