Commit Graph
4 Commits
Author SHA1 Message Date
enricobuehlerandClaude Opus 4.8 d5ae8dcc3e feat(capture): gamescope cursor via XFixes shape + QueryPointer position (Phase C)
gamescope excludes its pointer from the PipeWire node it feeds us and can't embed
one either (`set_hw_cursor` is inert), so every gamescope stream was cursorless.
Read the pointer from gamescope's nested Xwayland instead — XFixesGetCursorImage
for shape/hotspot/visibility, core QueryPointer for position — and publish a
CursorOverlay into the capturer's existing `cursor_live` slot, so the encoder
blend composites it into the video exactly like the SPA_META_Cursor path.

- pf-capture/src/linux/xfixes_cursor.rs (new): the XFixes reader. Connects to
  EVERY nested Xwayland (Gaming Mode runs one per --xwayland-count) and follows
  the focused one each tick (the display whose pointer moves), reading that
  display's own cursor shape. Un-premultiplies ARGB -> straight RGBA. Drop stops
  the thread.
- Capturer::attach_gamescope_cursor + the PortalCapturer override spawn it into
  the same `cursor_live` slot; pf_vdisplay::gamescope_xwayland_cursor_targets
  discovers the (DISPLAY, XAUTHORITY) pairs via the GAMESCOPE_WAYLAND_DISPLAY scan.
- host: SessionPlan.gamescope_cursor (set from the compositor at both resolve
  sites AND on a mid-stream Desktop->Gaming switch); the blend gate now builds the
  encoder blend for gamescope; a sibling composite arm attaches capturer.cursor()
  per tick for capture-mode clients (no channel needed). native NV12 is disabled
  for these sessions — that encode path can't blend the cursor (it assumes
  gamescope embeds the pointer), so we capture RGB and route to the proven CUDA
  VkSlotBlend / compute-CSC blend.
- the pipewire thread no longer clobbers `cursor_live` with None on a buffer that
  carries no SPA_META_Cursor (gamescope) — that raced the XFixes writer and
  strobed the composited pointer on/off.

On-glass (home-bazzite-2, RTX 5070 Ti, Gaming Mode): cursor visible + steady in
Big Picture and CS2 menus, follows focus between the two Xwaylands, hidden in-game.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-22 23:47:53 +02:00
enricobuehlerandClaude Opus 4.8 e59634a578 feat(windows/capture): GDI cursor-shape poller — masked/monochrome cursors for the cursor channel
The M2c redesign (design/remote-desktop-sweep.md §8): the IddCx hardware-
cursor query is alpha-only by design — IDDCX_CURSOR_SHAPE_TYPE has no
monochrome value, the OS pre-converts monochrome to masked-color, and
masked-color delivery is dead code on modern builds (proven on-glass at
every ColorXorCursorSupport level). The driver keeps its hardware cursor
declared (XOR FULL) purely so DWM excludes every cursor type from the
IDD frame; the SHAPE now comes from a GDI poller in the capture host —
which runs as SYSTEM inside the interactive session, so no helper
process is needed.

CursorPoller (idd_push/cursor_poll.rs, the RustDesk/WebRTC/OBS pattern):
~60 Hz GetCursorInfo on a dedicated thread; rasterise via
CopyIcon→GetIconInfo→GetDIBits only when the HCURSOR value changes;
monochrome via the WebRTC truth table with invert pixels as opaque black
plus a white outline; AND-mask alpha for alpha-less color cursors;
CURSOR_SUPPRESSED = hidden; per-output visibility via the target's
desktop rect; per-monitor-V2 DPI awareness thread-scoped; input-desktop
reattach on failure + 2 s cadence (GetCursorInfo on a stale desktop
succeeds with stale data). Spawned iff the cursor channel was delivered;
a live poller is the sole overlay source (no serial-namespace mixing) —
the driver shm read remains as fallback if the poller dies.

Not chosen: DXGI Desktop Duplication GetFramePointerShape —
PointerPosition.Visible goes stale under injected-only input on current
Win11 (Sunshine #5293, exactly our topology), it burns one of the
session's four duplication slots, and IDD-output metadata has
conflicting field reports.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-22 23:43:23 +02:00
enricobuehlerandClaude Fable 5 22b352c1da chore(release): bump workspace version to 0.13.0
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The eight W6 leaf crates hardcoded 0.12.0 instead of inheriting the
workspace version — switched to version.workspace = true so the next bump
is one line again.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-17 16:32:35 +02:00
enricobuehlerandClaude Opus 4.8 94ca4041ca refactor(host/W6.2): extract the frame-capture backends into the pf-capture crate
capture/linux (PipeWire portal) + capture/windows (IDD direct-push: dxgi
mechanics, idd_push + submodules, synthetic_nv12) + pwinit move into
crates/pf-capture behind the Capturer trait + synthetic sources (plan §W6).
The crate speaks pf-frame (CapturedFrame/PixelFormat + the DXGI identity),
pf-zerocopy (CUDA import), and the pf-win-display leaves, and NEVER pf-encode —
the capture->encode edge is one-way. This completes the deliberate capture/encode
crate split (the invasive path the plan had merged into one pf-media): capture
and encode are now separate subsystem crates sharing only pf-frame.

Four seams keep the capturer off the orchestrator:
- VirtualOutput is EXPLODED into primitives (remote_fd/node_id/preferred_mode/
  keepalive) by the host facade, so pf-capture never depends on the vdisplay type;
- FrameChannelSender: the sealed-channel delivery is a Send+Sync closure the host
  facade builds from the pf-vdisplay control device + send_frame_channel IOCTL and
  hands in; ChannelBroker holds the closure instead of the control HANDLE (the
  whole-desktop handle-duplication security boundary is byte-for-byte unchanged);
- console_session_mismatch + desktop_bounds live in pf-win-display (leaf peers);
- pwinit moves here (audio caller -> pf_capture::pwinit).

The host keeps capture.rs as a thin BRIDGE: it re-exports the vocabulary + capturer
types (every crate::capture::* path is unchanged) and keeps open_portal_monitor /
capture_virtual_output, which resolve the ZeroCopyPolicy + FrameChannelSender and
call into pf-capture. verify_is_wudfhost + install_gpu_pref_hook are re-exported
(the gamepad-channel bootstrap + the main.rs subcommand consume them).

Co-developed: the resident-HID-mouse compose-kick hook (HID_COMPOSE_KICK + the
HID-first cursor kick + _display_wake) rides this commit into pf-capture; the host
mouse_windows registration side lands separately on top.

Verified: Linux clippy -D warnings (pf-capture + host nvenc,vulkan-encode,pyrowave
--all-targets) + host tests 299/299; Windows clippy -D warnings (pf-capture
--all-targets + host nvenc,amf-qsv --all-targets) Finished exit 0.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-17 11:28:56 +02:00