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12 commits

Author SHA1 Message Date
b9f9cb8495 render3d: r3d_fog_wall(dist) - fog that closes to the sky's horizon colour from 0.3 dist to dist, and nothing drawn past dist + 8 m
Every lit program blends toward the horizon colour (the prefiltered sky with the sun's inscatter,
so it carries the day's grade); the sky's horizon band is pulled to the same colour, wider the
closer the wall. The far plane, scatter and stream cull reach and the shadow cascades are clamped
to the wall; the reflection pass shares the shaders and the cull. 0 is off: every branch is gated
on u_fog_wall > 0 and r3d_reach hands back the far it was given. R3D_FOG_WALL=<m> for a shot.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-29 15:07:40 +03:00
46000362ba render3d: frame keeps 32 to 16 - tables and queues sized at start-up, the rest declared; birth leaks freed
The texture and framebuffer tables grow to 4096/1024 and gvk_prime's queue is made in
gvk_startup_state; gpu_unit_2d's and the actor lists' lazy starts go. @alloc_ok on layer_room (a layer
outgrowing its cap), overlay_init, gvk_read_screen, gvk_hdr_metadata (a settings change), DLSS's
gsl_struct/gsl_fn, an actor's part tables (given back by actor_release) and the pool's fallback.
Birth leaks freed: gpu_caps_probe's create structs, gpu_caps_fake's text, gvk_note's line,
gvk_layout_key's table and each key it grew from, ov_text_wrap's slices, the default sky path.
(ludic deps --births still lists freed sites: its walk does not see free().) Compiled.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-28 16:46:17 +03:00
958a262ba1 render3d: to its floor - messages in declared helpers, post and DLSS set up at start, lists sized
Seventeen inline messages (allocation failures, missing conversions, the no-pipeline and compressed-
target warnings, resize and swapchain lines, the test-frame camera line, DLSS evaluate, shadow memory,
stream and terrain debug, the water test) are each a function of their own under @alloc_ok, taking
numbers, so the paths that say them hold no site. post_measure's two 1x1 exposure targets are made in
post_init and DLSS's evaluate structs in gsl_init; DLSS's camera up is a state field. The lists play
pushes into (retired, free ranges, spare ids, the per-buffer gpu flags, the stage and the actor spares)
get their room at start-up (gvk_room_*, actor_room), so a push fits. Compiled (steady).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-28 16:36:44 +03:00
9f233104a3 render3d: start-up declared, ov_nine and the caster test on buffers made once - 362 frame sites to 122
The renderer starts itself from the first frame (gpu_select), so the device, its tables, the
manifest and programs, grass, shadows, sky, terrain textures and the actor pool read as frame
allocations: each is @alloc_ok as start-up, with gvk_fail (a failure) and the actor census and
texture dump (debug switches). ov_nine's four corner/uv arrays are one floats(16) made in
gvk_startup_state; ac_in_light's four points are made there too. Compiled (steady, and ludic deps
over main 4316ff97).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-28 16:21:51 +03:00
7b17b4a1b9 wip(0.S3): outside the runtime, its drawable size, scale, screen and tile size are read and set through its functions; a migration reports such a reference instead of threading the runtime's state
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-25 15:47:21 +03:00
19fcf60599 wip(0.S3): packages and examples migrated again from their pre-0.S sources in one run
ludic migrate state packages <every example program> packages/ludic.lab/example/plate.ludic
  1804 vars into 126 states, 64 into lets; 23498 edits in 460 files

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-25 15:31:34 +03:00
5ffe50ed02 wip(0.S2): migrate - a var nothing writes becomes a let; a state is keyed by its module, directory or program, so every program's plan agrees; paths normalized; program states named SceneDemoState / scene_demo_st; the LSP reads state, mut and entry/handler parameters
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-25 15:31:34 +03:00
07505e7ef2 wip(0.S3): the packages migrated by ludic migrate state packages - every package test green
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-25 14:02:21 +03:00
cc89fc37a4 feat(lang): strict numbers in float files; render3d on float
A numbers float file adapts decimal literals to a fixed operand or slot, and refuses to
promote a computed int to a float implicitly: there it is almost always float bits. Explicit
float(x) is always allowed.

render3d's numbers are float, converted by tools/migrate/floatbits.py - a whole-program
inference of which ints carried IEEE bits (union-find over flows, calls, returns, buffers,
nested buffers and lexical scopes) and a rewriter to operators, Math.* and float literals,
with float_bits / float_from_bits left only where bits really cross (runtime scratch
buffers, mixed buffers). Seed regenerated.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-23 17:13:25 +03:00
2980f050ed feat(render3d): gate R3D_* switches behind R3D_DEV in windowed builds
Every R3D_* read goes through r3d_env_has / r3d_env (env.ludic): a headless
build honours them as before, a windowed build only when R3D_DEV is set to
anything but "0", so a shipped game never reaches a debug view, feature kill,
file writer or hardware fake. Documented in docs/SHIPPING.md.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-16 13:21:51 +03:00
6525c11b3c feat(render3d): HDR10 output, and DLSS that stays still
HDR output: an HDR10 swapchain (A2B10G10R10, ST 2084 over BT.2020) when the
setting asks and the display offers it, with HDR metadata. The tonemap's HDR10
variant keeps the SDR picture up to a 200-nit paper white and rolls highlights
on to 1000 nits; the overlay's converts the interface to the same white. The
screen and LDR images go 10-bit with it; screenshots refuse while it is on.
OpenGL and the Vulkan SDR frame are unchanged. The instance asks for
VK_EXT_swapchain_colorspace. HDR metadata only where the loader has
vkSetHdrMetadataEXT: Streamline's interposer does not, and calling the thunk
crashed the game the moment the swapchain came up HDR10. PC 4K monitor: HDR10,
validation 0. R3D_HDR overrides the setting.

DLSS:
- the vertical jitter offset flips with Streamline's image (rows from the top):
  unflipped, Quality resolved the ground into concentric rings;
- preset K in every mode: the default M put Performance at 18 ms a frame at 4K
  on an RTX 3070 Ti (33 fps against 41 with DLSS off; with K, 60);
- the camera is jittered only while this frame holds a token and the last
  evaluate worked.
R3D_DLSS_PRESET, R3D_CAM_LOG (the camera and DLSS state a frame) and
R3D_NOGRAIN for measuring.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-15 20:06:18 +03:00
ac539b0150 feat(render3d): DLSS super resolution and Reflex through NVIDIA Streamline
streamline.ludic: slInit before the Vulkan instance, feature support per
adapter, a frame token per frame, Reflex sleep and PCL latency markers, and
DLSS super resolution on the lit HDR frame (Halton jitter, depth + zero
motion vectors with camera motion from clipToPrevClip, matrices carrying
the Vulkan path's y flip and depth remap). Bloom, tonemap and sharpen read
the upscaled size. The device asks for privateData and present_id, which
Streamline's hooks need. R3D_DLSS / R3D_REFLEX / R3D_SL_LOG for tests.
gpu_feature_implemented: DLSS and Reflex.

ludic bundle (Windows): app native "<dir>" copies native libraries beside
the executable.

Verified on an RTX 3070 Ti: DLSS Quality evaluates 1280x720 -> 1920x1080.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-15 19:26:12 +03:00