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Headset rendering: foveation, temporal anti-aliasing, a forward path, and RealityKit's look in a mixed space - #1359

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untoldengine merged 55 commits into

untoldengine:developfrom

miolabs:feature/xr_headset_rendering

Oct 19, 2026

Merged

Headset rendering: foveation, temporal anti-aliasing, a forward path, and RealityKit's look in a mixed space#1359
untoldengine merged 55 commits into
untoldengine:developfrom
miolabs:feature/xr_headset_rendering

Commits on Oct 16, 2026
- [Feature] Draw the XR frame through the compositor's rasterization rate maps (foveation)
  Javier Segura
  committed
  bd46526
- [Bugfix] Query the frame's drawables with queryDrawables on visionOS 26
  Javier Segura
  committed
  14b67ee
- [Bugfix] Leave the render target size to the attachments while a rate map is attached
  Javier Segura
  committed
  729c539
- [Feature] Temporal anti-aliasing (.taa and .msaaTaa)
  Javier Segura
  committed
  b188828
- [Patch] TAA: variance clipping and a history weight that follows the rate map
  Javier Segura
  committed
  b096ccb
- [Chores] Log the temporal resolve's parameters once
  Javier Segura
  committed
  af165b6
- [Patch] TAA: keep depth-less pixels, Catmull-Rom history, moving-map and moving-camera tests
  Javier Segura
  committed
  b4ad163
- [Bugfix] Light back faces with the normal turned towards the viewer
  Javier Segura
  committed
  7453310
- [Chores] TAA: a jitter scale for diagnosis (TAAParams.jitterScale)
  Javier Segura
  committed
  991b17b
- [Bugfix] XR: a capture drawable does not advance the temporal history or the depth pyramid
  Javier Segura
  committed
  248596c
- [Bugfix] TAA: take the rate ratio on the axis where the history is coarsest
  Javier Segura
  committed
  f268293
- [Feature] The XR optimisation set: pass skips, TAA into the history, GPU time per frame, the tile light stage, opaque geometry without discards
  Javier Segura
  committed
  2714b67
- [Chores] Shading-cost experiment switches: flat material, flat lighting
  Javier Segura
  committed
  472b822
- [Chores] Back-face culling experiment switch for the model pass
  Javier Segura
  committed
  85d334c
- [Feature] GPU time per pass, measured by the GPU itself
  Javier Segura
  committed
  31de802
- [Feature] Light the indirect part once per fragment, in the G-buffer
  Javier Segura
  committed
  fe9c9fd
- [Patch] Build the depth pyramid only for a frame whose depth could hide something
  Javier Segura
  committed
  6433bbd
- [Patch] The temporal resolve presents the frame when the output pass would only copy it
  Javier Segura
  committed
  9df6a56
- [Feature] Light the opaque geometry whole once per fragment; the light quad stands down
  Javier Segura
  committed
  2c3899b
- [Feature] The forward pass holds the lit colour alone, and takes only what its fragments read
  Javier Segura
  committed
  1b1b5a9
- [Chores] Time the XR render loop's wait and submission phases in the engine stats
  Javier Segura
  committed
  d6563c4
- [Chores] Say whether the engine was compiled optimized
  Javier Segura
  committed
  ea527bd
- [Feature] The sun shadow's filter takes 16, 8 or 4 taps, as the softness settings say
  Javier Segura
  committed
  1c8634c
- [Patch] The temporal resolve reads the maps' local rates from derivatives and the history with five taps
  Javier Segura
  committed
  7d9cdff
- [Patch] The look pass presents the frame when the output pass would only copy it
  Javier Segura
  committed
  d96fd00
- [Bugfix] The temporal resolve gives a history with no surface in it no weight
  Javier Segura
  committed
  a445ae9
- [Patch] The room's estimated light lights an object as bright as the passthrough shows the room
  Javier Segura
  committed
  b23ac66
- [Feature] The opaque pass writes each pixel's motion, and the temporal resolve follows it
  Javier Segura
  committed
  0e6945e
- [Feature] A tone map of none, for a mixed-immersion space to show the scene's linear colour
  Javier Segura
  committed
  a7e256d
- [Bugfix] The culling's compute reads the list and the frustum of its own frame
  Javier Segura
  committed
  443109f
- [Chores] XR lighting diagnostics name the probe's format and count its publishes
  Javier Segura
  committed
  9c0c43f
- [Bugfix] The room probe's faces light the sides of the world they stand for
  Javier Segura
  committed
  fee4f5e
- [Feature] The look pass can show the scene with the display's P3 primaries, as RealityKit does
  Javier Segura
  committed
  cbfdfb2
- [Chores] XR lighting diagnostics report the probe's face luminance
  Javier Segura
  committed
  c842045
- [Feature] A render path setting names the deferred, hybrid and forward ways to shade
  Javier Segura
  committed
  981d98b
- [Bugfix] The newest room probe waits for the prefilter in flight instead of being dropped
  Javier Segura
  committed
  091746b
- [Docs] Why RealityKit shows a mixed-immersion scene with P3 primaries, and what sunlight does to it
  Javier Segura
  committed
  bf2b105
- [Patch] The room light fades from one probe estimate to the next instead of switching
  Javier Segura
  committed
  9f1d9cd
- [Chores] Retire the shading-cost and back-face culling experiment switches
  Javier Segura
  committed
  208919e
- [Chores] Two render tests pin the state they read
  Javier Segura
  committed
  3b44d90
- [Bugfix] The room probe is convolved, not sampled: no ridges on a white sphere
  Javier Segura
  committed
  818e6af
- [Chores] The batching tests give the scene channels back their render mode
  Javier Segura
  committed
  3efe4db
- [Docs] The Vision Pro rendering profile, as measured
  Javier Segura
  committed
  7a10869
- [Docs] The profile page says what a Mac rendering for the headset keeps and what it may raise
  Javier Segura
  committed
  bbc22cd
- [Chores] Format five files as the pinned SwiftFormat (0.60.1) wants them
  Javier Segura
  committed
  13744b0
- [Bugfix] The pass timing's frame crosses into the completed handler as a Sendable value
  Javier Segura
  committed
  2a1dc7f
- [Chores] The renderer tests step gets 60 minutes
  Javier Segura
  committed
  f58cc3b
- [Bugfix] No tile light stage on a paravirtualized GPU, and two tests stand on their own
  Javier Segura
  committed
  af43c74
- [Bugfix] The render path defaults to the platform's: forward on visionOS and in the XR loop, deferred elsewhere
  Javier Segura
  committed
  d5feb6b
- [Chores] The hybrid path is drawn by name, and the render tests pin their path and restore it
  Javier Segura
  committed
  baa91ce
- [Chores] The moving box under TAA on the deferred and hybrid paths, and the docs say which path writes motion
  Javier Segura
  committed
  3731e05
- [Chores] The clip positions the vertex hands the velocity are named by their components
  Javier Segura
  committed
  bd36113
- [Patch] The render test setup resets the immersion style, which the graph builder's immersion-mode case left at AR
  Javier Segura
  committed
  7d3bd22
- [Chores] The kernel source hash records this branch's shaders
  Javier Segura
  committed
  cc51e07
- [Bugfix] The back-face turn decides on the face, not on the interpolated normal
  Javier Segura
  committed
  a9ceb40

Commits

Commits on Oct 16, 2026