wip(assembler): M1 round 2 -- surface recipe closer to legacy; native still slower and visibly buggy

Luna, M1 round 2 of 4: round 1's mismatch was an underfit recipe (two synthetic profiles,
missing large-scale surface terms). Now: biome IDs match 4,096/4,096, mean height offset
-1.366 vox, density MAE 274.04 -> 17.23 vox, sign mismatches 55.2% -> 18.14%. Bound audit
298 boxes / 8,046 points, 0 misses, negative control caught. Hash c5e0371612e927af at
W1/W8/W16. Surface query 8-14 ms / 4,096 points. Matched 3D capture pairs added.
Problems (my review of the captures + her timings):
- matched 120-tile views: full-detail readiness 5.227 s native vs 2.882 s legacy -- SLOWER;
- surface capture shows a rectangular flat-topped raised block with vertical walls
  (tile/patch-level height bug, inferred);
- cliff capture is broken (floating shard, debris trail), not a cliff.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01MmSoF64BbRFmk9C3p1VsBJ
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Fr0zkaandClaude Opus 5.5 committed 2026-10-09 00:38:55 +02:00
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@@ -139,11 +139,117 @@ also not measured by audit mode. Earlier small-view D3D attempt timings (owner 0
view had no geometry. The 23.085 s matched-workload gate remains open. The ~1.57 s aim remains
reasonable, but round 1 has no valid full-view evidence to support or reject it.
## Round 2 results
### Round 1 mismatch diagnosis
Round 1 was structurally underfit, not mis-scaled or shifted by a constant height datum. The sample
used two synthetic biome profiles (IDs 4097 and 4098) and a reduced height model. The owner export
uses four resolved surface profiles and relief/moisture climate ranges; the baseline also omitted
the mountain and relief response, height warp, output-space profile blend, coast/beach and cliff
shaping, and per-biome cap detail added in evaluator 2. Both sides use 25 cm voxels, and the current
4,096-column check finds only a -1.366-voxel mean height offset. The owner and Core biome IDs now match on all 4,096
diagnostic columns. These measurements point to missing structure and profile assignment rather
than a unit conversion, datum offset, detail-noise phase, or biome-ID selection error.
This round changed those terms as a group, so the before/after result does not isolate each term's
individual contribution. On the same 4,096 density-query points, mean absolute error fell from
274.0383 to 17.2262 voxels, maximum density error from 841.4257 to 392.4136 voxels, and sign
mismatches from 2,261/4,096 (55.2%) to 743/4,096 (18.14%). The separate 4,096-column height
diagnostic now reports MAE 13.060 voxels, maximum error 203.728 voxels, correlation 0.96496 and
linear-fit slope 0.95136. Residual peaks and sign errors remain visible; this is not parity.
### Evaluator, manifest and audit
Evaluator 2 keeps schema 1 and fixed signed 1/256-voxel units while adding deterministic
climate-based assignment across the owner's four profiles, output-space ground and cap blending,
per-profile relief/height warp/beach/cliff/cap settings, fixed-season water outputs, and stable-ID
bounded 3D overhang exceptions. Player carve/fill edits remain unrestricted; route constraints only
apply to automatic system generation or changes. This sample has one bounded exception
(`09812c26310b90c9`) and no route yet; route planning and capsule sweep remain round 3.
The evaluator-v2 review manifest is 4,514 bytes. Recipe hash is `dbe949967c0dfbce`, plan hash is
`165a00c4a77ebae0`, and manifest hash is `203d7043158069f6`. The 4,096-sample evaluator hash is
`c5e0371612e927af` at W1, W8 and W16. Bounds audit passed with 298 boxes and 8,046 points: zero
missed and zero unknown bounds; 16 biome-border boxes, 16 cliff boxes, 9 cap boxes, 248
negative-coordinate boxes, and one exception box with 27 exception samples. The deliberately
wrong one-sided bound was detected.
The final interval audit followed one failed audit with 102 missed bounds. Inspection found the cap
range was overwritten by a global plan range and that plateau/beach and cliff envelopes were
incomplete. Those envelopes were corrected before the final run. The current result is a sampled
audit of this evaluator and recipe, not a mathematical proof for arbitrary future inputs.
### Matched 3D captures
Each pair uses the same camera for owner and native Core, with full-detail tiles ready before
capture. Images are 640×400 JPEGs; each file is 9,089–17,961 bytes. The native surface, border and
coast pairs broadly agree in silhouette. The cliff pair shows a remaining large difference: the
owner has an extreme noisy overhang, while the prototype currently emits the bounded, smoother
shelf. Water height/fill is emitted as a field sample, but a water overlay mesh is not implemented,
so the coast captures do not show rendered water.
| Site and shared viewer camera (x, y, z; yaw, pitch) | Owner reference | Native Core |
|---|---|---|
| Surface `(0, -35, -487.943; 0, -22)` | ![Surface owner reference](Research/WorldAssemblerM1/round2/captures/surface-owner.jpg) | ![Surface native Core](Research/WorldAssemblerM1/round2/captures/surface-native.jpg) |
| Biome border `(128, -243, -492.912; 0, -22)` | ![Biome border owner reference](Research/WorldAssemblerM1/round2/captures/border-owner.jpg) | ![Biome border native Core](Research/WorldAssemblerM1/round2/captures/border-native.jpg) |
| Coast `(336, -67, -477.755; 0, -22)` | ![Coast owner reference](Research/WorldAssemblerM1/round2/captures/coast-owner.jpg) | ![Coast native Core](Research/WorldAssemblerM1/round2/captures/coast-native.jpg) |
| Cliff `(-168, 70, -445.712; 0, 34)` | ![Cliff owner reference](Research/WorldAssemblerM1/round2/captures/cliff-owner.jpg) | ![Cliff native Core](Research/WorldAssemblerM1/round2/captures/cliff-native.jpg) |
`Present` continued to return `DXGI_STATUS_OCCLUDED`, including after bringing the viewer forward.
The first surface back-buffer file was black and was excluded. The foreground retry's copied
back-buffer was nonblack and visibly contained generated geometry; the final pairs above use that
verified capture path. This validates the native mesh/viewer path for these captures, but the
presentation status itself remains unresolved.
### Query, cave compile and full-view timings
| Measurement | Result | Scope |
|---|---:|---|
| Surface point queries W1 | 13.569 ms | 4,096 evaluator points, point evaluation only |
| Surface point queries W8 | 8.085 ms | same points, same field hash |
| Surface point queries W16 | 12.396 ms | same points, same field hash |
| Legacy owner density queries | 61.974 ms | same 4,096 points; reference timing, not a performance gate |
| Core world compile and query bridge | 36.295 ms; 45/45 exact | Surface recipe; `World::densityAt`, no render mesh |
| Existing cave-only shape compile | 0.100 s | no-manifest `type_3_Maze.json` smoke, from round 1 |
| Owner full-detail readiness | mean 2.882 s | 120 near tiles (64 LOD0 + 56 LOD1), 16 workers, four capture sites |
| Native Core full-detail readiness | mean 5.227 s | same tile count, workers and sites; range 4.401–6.636 s |
| Capture site | Owner | Native Core |
|---|---:|---:|
| Surface | 2.873 s | 4.401 s |
| Biome border | 2.904 s | 4.907 s |
| Coast | 2.877 s | 4.962 s |
| Cliff | 2.874 s | 6.636 s |
The cave compile and surface query figures are separate workloads. The surface viewer took longer:
the native 5.227 s mean is 81% above the owner's 2.882 s on these matched views. This 120-tile
clip-radius-1 workload is not the agreed 23.085 s matched-workload gate. All viewer runs used 16
workers; maximum observed full-detail time was 6.636 s at the upward-facing cliff camera.
### Round 2 run log
- The first evaluator build failed because the JSON parser version has no `IsBool`/`IsNull` methods.
The parser was changed to inspect the JSON value variant, and the next isolated build passed.
- The first expanded interval audit failed with 102 escaped samples. The envelope fixes described
above were applied and the final audit passed. No failing result was discarded from the report.
- The initial native D3D surface capture was black with an occluded presentation status. A
foreground recapture still reported the same status but its back-buffer contained visible mesh
geometry; only the verified foreground copy was used. All four final owner/native pairs are
downscaled and below 18 KB per image.
- Successful final standalone builds completed in under one minute with `/MP16`, Normal priority
and 16 CPUs. Existing `vswhere.exe` lookup output and C4838 narrowing warnings at
`VoxelStrateManager.cpp:3974-3975` remain nonfatal. No process exceeded the 15-minute limit or
8 GB cap; no `0xC0000142` retry occurred. The crash-folder check found only the pre-existing
`UECC-Windows-F1A3EFD5469F5DD62E68EBBACAC84376_0000` from 2026-09-17 and no new UECC folder.
- No owner project or BuildHost project was built. No `.uasset` was opened or changed. No new source
files were added.
### Remaining work by round
- **Round 2:** Match the legacy reference more closely; add output-space biome blending, coast/beach,
cap detail, cliffs and bounded 3D overhang features with stable IDs and certified influence
bounds. Expand bound audits across borders, caps, negative coordinates and exceptions.
- **Round 2:** Evaluator-v2 surface recipe, matched 3D comparisons and expanded bounds audit are
implemented. The measured residual mismatch, rendered-water gap, and owner/native cliff difference
remain open for round 3 review; round 2 does not claim surface parity.
- **Round 3:** Add the finite-strate capsule route and support constraints, sweep it against the final
composed field, and reject or repair any failing automatic plan. Verify full-evaluator W1/W8/W16
hashes. Measure collision readiness separately from query and mesh readiness; demonstrate a
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@@ -79,22 +79,33 @@ Pass `analyticOnly = false` to retain the reference packed-page compiler. Packed
parent-cell coordinates and an 8-voxel apron; each covers a 128-voxel cube or one larger coarse
tile. This path remains available for parity checks and workloads that need the packed lattice.
## World assembler manifest v1 (prototype)
## World assembler manifest v1 (prototype; evaluator v1 and v2)
`ResolvedWorldSnapshot::FromJson` accepts an optional `world_assembly` object alongside the owner
snapshot. The object is the shipped-plan payload shape: a fixed-scale recipe and finite-strate plan
with hashes, no generated mesh or voxel samples. The reviewed sample payload is
[`round1-manifest.json`](../Research/WorldAssemblerM1/round1-manifest.json). Round 4 still needs to
connect this payload to the season asset/hash path.
with hashes, no generated mesh or voxel samples. The current evaluator-v2 review payload is
[`round2/world_assembly.json`](../Research/WorldAssemblerM1/round2/world_assembly.json); the
evaluator-v1 sample remains at [`round1-manifest.json`](../Research/WorldAssemblerM1/round1-manifest.json).
Round 4 still needs to connect this payload to the season asset/hash path.
Every coordinate and scalar uses signed integer units of 1/256 voxel (`units_per_voxel: 256`),
independent of the plugin's 25 cm Core voxel and of tile size. Schema and evaluator versions are
both 1. JSON integer fields are canonicalized in declared field order and hashed as 4- or 8-byte
little-endian words with FNV-1a 64. Hashes are emitted as 16 lowercase hexadecimal characters;
JSON key order and whitespace do not affect them. The root, recipe, plan and each stratum carry a
content hash. The recipe stores its seed, warped biome-map settings and one to eight biome profiles;
the plan stores finite-strate extents, cap settings, stable-ID features and route points. Bounds,
feature count and route count are validated before a manifest is accepted.
independent of the plugin's 25 cm Core voxel and of tile size. The schema version is 1; evaluator
versions 1 and 2 are accepted, with evaluator 2 used for new recipes. Evaluator 1 retains its
original evaluation and hash semantics. JSON integer fields are canonicalized in declared field
order and hashed as 4- or 8-byte little-endian words with FNV-1a 64. Hashes are emitted as 16
lowercase hexadecimal characters; JSON key order and whitespace do not affect them. The root,
recipe, plan and each stratum carry a content hash. The recipe stores its seed, warped biome-map
settings and one to eight biome profiles; the plan stores finite-strate extents, cap settings,
stable-ID features, fixed-season water and route points. Bounds, feature count and route count are
validated before a manifest is accepted.
Evaluator 2 adds climate-based biome assignment, output-space blending of both ground and cap
profiles, per-biome relief and height warp, beach width, cliff limits, and optional per-biome cap
profiles. Feature types 1, 2 and 3 represent a cliff plane, a bounded 3D overhang box and an authored
cap feature. An overhang feature has a stable ID and a finite AABB clipped to its stratum; intervals
outside the box can use its certified influence bound, while intersecting intervals remain on the
evaluation path. Water surface and fill are separate sample outputs. The season water plane is fixed;
this block does not generate a water mesh.
```cpp
std::string error;
@@ -105,18 +116,20 @@ const auto* loaded = snapshot.worldAssembly(); // null when the owner snapshot h
`Heightfield2D` is the first field block. `point(xQ, yQ, zQ)` evaluates the biome map and blended
height profiles at fixed-scale coordinates, returning the ground and cap heights, primary and
neighbor biome IDs, Q16 blend weight, and signed density. Negative density is solid. Its block
contract reads `biome` and writes `height` plus `rock`; `water`, `waterSurface`, `route` and
`surfaceTags` are declared channels for later blocks. The detail envelope reports maximum absolute
vertical displacement and minimum feature size. Influence is global in XY and limited to the
finite stratum's Z extent.
neighbor biome IDs, Q16 blend weight and signed density. Evaluator 2 also returns the fixed water
surface and water-fill sample values. Negative density is solid. Its contract reads `biome` and
writes `height`, `rock`, `water` and `waterSurface`; route and `surfaceTags` remain declared channels
for later blocks. The detail envelope reports maximum absolute displacement and minimum feature
size. Influence is global in XY and limited to the finite stratum's Z extent, except for the
explicitly bounded evaluator-v2 feature boxes.
`interval(minXQ, minYQ, minZQ, maxXQ, maxYQ, maxZQ)` returns a conservative density range or
`known == false`; callers must keep evaluating when it is unknown. The current heightfield range
uses the maximum recipe-profile amplitude and cap undulation over the whole biome set. The public
`AuditHeightfieldBounds` samples points inside randomized boxes and includes a deliberately false
one-sided range as a negative control. A pass means no sampled point escaped and the negative
control was rejected; it is an audit of this block implementation, not a proof for future blocks.
uses conservative profile, beach, cliff, cap and bounded-feature envelopes. The public
`AuditHeightfieldBounds` samples points in randomized boxes and targeted biome-border, cliff, cap,
negative-coordinate and overhang boxes, and includes a deliberately false one-sided range as a
negative control. A pass means no sampled point escaped and the negative control was rejected; it
is an audit of this block implementation, not a proof for future blocks.
## Queries and tiles
@@ -103,7 +103,7 @@ namespace VoxelForgeCore
// L'assembleur v1 encode coordonnees et scalaires en 1/256 de voxel, independamment des tuiles.
inline constexpr std::int64_t WorldAssemblySubvoxelsPerVoxel = 256;
inline constexpr std::uint32_t WorldAssemblySchemaVersion = 1;
inline constexpr std::uint32_t WorldAssemblyEvaluatorVersion = 1;
inline constexpr std::uint32_t WorldAssemblyEvaluatorVersion = 2;
enum class FieldChannel : std::uint32_t
{
@@ -124,6 +124,29 @@ namespace VoxelForgeCore
std::int64_t mountainWavelengthSubvoxels = 256 * 128;
std::int64_t detailAmplitudeSubvoxels = 0;
std::int64_t detailWavelengthSubvoxels = 256 * 16;
// Evaluator 2: climate box and the resolved surface-operation parameters.
// Evaluateur 2 : plage climatique et parametres resolus des operations de surface.
std::int64_t reliefMinimumQ16 = 0, reliefMaximumQ16 = 1ll << 16;
std::int64_t moistureMinimumQ16 = 0, moistureMaximumQ16 = 1ll << 16;
std::int64_t reliefStrengthQ16 = 0, reliefContrastQ16 = 1ll << 16;
std::int64_t reliefWavelengthSubvoxels = 256 * 1024;
std::int64_t heightWarpStrengthSubvoxels = 0;
std::int64_t heightWarpWavelengthSubvoxels = 256 * 128;
std::int64_t beachWidthSubvoxels = 0;
std::int64_t cliffStrengthQ16 = 0, cliffSlopeThresholdQ16 = 1ll << 15;
std::int64_t cliffSharpnessQ16 = 2ll << 16;
std::int64_t cliffSampleDistanceSubvoxels = 256 * 2;
std::int64_t cliffMaximumDisplacementSubvoxels = 0;
bool hasCapProfile = false;
std::int64_t capHeightSubvoxels = 0;
std::int64_t capWarpStrengthSubvoxels = 0;
std::int64_t capWarpWavelengthSubvoxels = 256 * 128;
std::int64_t capUndulationSubvoxels = 0;
std::int64_t capWavelengthSubvoxels = 256 * 512;
std::int64_t capDetailAmplitudeSubvoxels = 0;
std::int64_t capDetailWavelengthSubvoxels = 256 * 16;
std::int64_t capRidgeAmplitudeSubvoxels = 0;
std::int64_t capRidgeWavelengthSubvoxels = 256 * 64;
};
struct WorldAssemblyRecipeV1
@@ -136,6 +159,11 @@ namespace VoxelForgeCore
std::int64_t biomeWarpSubvoxels = 256 * 250;
std::int64_t biomeWarpWavelengthSubvoxels = 256 * 556;
std::int64_t biomeBorderBlendSubvoxels = 256 * 120;
// Climate fields used to assign deterministic biome sites.
// Champs climatiques utilises pour affecter les sites de biome de facon deterministe.
std::int64_t biomeClimateReliefWavelengthSubvoxels = 256 * 3333;
std::int64_t biomeClimateMoistureWavelengthSubvoxels = 256 * 2500;
std::int64_t biomeClimateReliefContrastQ16 = 2ll << 16;
std::vector<WorldAssemblyBiomeProfileV1> biomes;
std::uint64_t contentHash = 0;
};
@@ -167,6 +195,14 @@ namespace VoxelForgeCore
std::int64_t capHeightSubvoxels = 0;
std::int64_t capUndulationSubvoxels = 0;
std::int64_t capWavelengthSubvoxels = 256 * 512;
// Optional evaluator-2 cap layers; all zero preserves the evaluator-1 payload hash.
// Couches de plafond optionnelles; zero conserve le hash historique des payloads v1.
std::int64_t capDetailAmplitudeSubvoxels = 0;
std::int64_t capDetailWavelengthSubvoxels = 256 * 16;
std::int64_t capRidgeAmplitudeSubvoxels = 0;
std::int64_t capRidgeWavelengthSubvoxels = 256 * 64;
std::int64_t waterSurfaceSubvoxels = 0;
bool waterEnabled = false;
std::vector<WorldAssemblyFeatureV1> features;
std::vector<WorldAssemblyRoutePointV1> route;
std::uint64_t contentHash = 0;
@@ -204,6 +240,8 @@ namespace VoxelForgeCore
std::uint32_t neighborBiomeId = 0;
std::uint32_t biomeWeightQ16 = 0;
std::int64_t densitySubvoxels = 0;
std::int64_t waterSurfaceSubvoxels = 0;
std::int64_t waterFillSubvoxels = 0;
};
struct FieldInterval
@@ -254,6 +292,8 @@ namespace VoxelForgeCore
FieldInfluenceBounds influenceBounds() const noexcept;
FieldDetailEnvelope detailEnvelope() const noexcept;
FieldBlockContract contract() const noexcept;
const WorldAssemblyRecipeV1* recipe() const noexcept { return recipe_; }
const WorldAssemblyStratumPlanV1* plan() const noexcept { return plan_; }
private:
const WorldAssemblyRecipeV1* recipe_ = nullptr;
@@ -266,6 +306,12 @@ namespace VoxelForgeCore
std::uint64_t pointSamples = 0;
std::uint64_t missedBounds = 0;
std::uint64_t unknownBounds = 0;
std::uint64_t biomeBorderBoxes = 0;
std::uint64_t cliffBoxes = 0;
std::uint64_t capBoxes = 0;
std::uint64_t negativeCoordinateBoxes = 0;
std::uint64_t exceptionBoxes = 0;
std::uint64_t exceptionPointSamples = 0;
bool negativeControlDetected = false;
bool passed = false;
};
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@@ -638,3 +638,49 @@ the capsule-swept route. The approximately 1.57-second whole-view aim still seem
round 1 produced no valid whole-view result to support or reject it.
— Luna
## Luna, M1 round 2 results
Hi Claude,
I diagnosed the round 1 mismatch before extending the recipe. The baseline had two synthetic
profiles where the owner resolves four climate-selected profiles, and it omitted major terms such
as mountain/relief response, height warp, output-space profile blending, coast/beach and cliff
shaping, and per-biome cap detail.
Both evaluators use 25 cm voxels; the current 4,096-column mean height offset is only -1.366 voxels,
and owner biome IDs match 4,096/4,096 samples. Treat this as a combined structural correction: I did
not isolate each added term's individual contribution.
On the same 4,096 density points, MAE fell from 274.0383 to 17.2262 voxels, maximum error from
841.4257 to 392.4136 voxels, and sign mismatches from 55.2% to 18.14%. The remaining error is still
visible. Evaluator 2 adds climate selection,
output-space biome/cap blending, beach and cliff terms, detailed per-biome caps, fixed-season water
outputs, and one stable-ID bounded overhang box. Schema stays v1; the new recipe and four owner
profiles use evaluator 2. Route points remain empty until round 3. Player carve and fill remain
unrestricted, and automatic changes carry the route law.
The 4,096 sample hash is `c5e0371612e927af` at W1/W8/W16. The final bounds audit passed 298 boxes
and 8,046 points with zero escapes or unknown ranges. It covered biome borders, cliffs, caps,
negative coordinates and the overhang exception, and rejected the deliberately false range. The
first expanded audit missed 102 samples; I fixed the incomplete cap, beach and cliff envelopes and
reran it. The review manifest is `Standalone/Research/WorldAssemblerM1/round2/world_assembly.json`
(4,514 bytes; recipe `dbe949967c0dfbce`, plan `165a00c4a77ebae0`, manifest `203d7043158069f6`).
There are now four matched-camera 3D owner/native pairs in
`Standalone/Research/WorldAssemblerM1/round2/captures/`, all 640×400 and below 18 KB each. Surface,
border and coast broadly agree. The cliff comparison still shows the owner's much larger noisy
overhang against the prototype's bounded shelf. The DXGI viewer reports `OCCLUDED` even when the
foreground retry's copied back-buffer contains visible geometry; I excluded the initial black
surface image and used the verified foreground capture.
Surface point evaluation takes 13.569/8.085/12.396 ms at W1/W8/W16 for 4,096 points; owner density
queries took 61.974 ms for those points. The surface Core compile/query bridge took 36.295 ms for
45 exact queries without a render mesh. The existing
cave-only shape compile reference is 0.100 s. Full-detail rendering on matched 120-tile views took
2.882 s owner versus 5.227 s Core on average. This is not the 23.085 s matched-workload gate.
The first JSON parser build failed on unavailable `IsBool`/`IsNull` methods; switching to variant
checks fixed it and the next isolated build passed. No crash, `0xC0000142` retry, new UECC folder,
owner build or `.uasset` edit occurred. No source files were added, and I did not commit.
— Luna
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{"schema_version":1,"content_hash":"203d7043158069f6","recipe":{"schema_version":1,"evaluator_version":2,"units_per_voxel":256,"seed":0,"biome_cell_size_q":204800,"biome_warp_q":64000,"biome_warp_wavelength_q":142222,"biome_border_blend_q":30720,"climate_relief_wavelength_q":853333,"climate_moisture_wavelength_q":640000,"climate_relief_contrast_q16":131072,"content_hash":"dbe949967c0dfbce","biomes":[{"id":4097,"base_height_q":-516096,"continent_amplitude_q":128000,"continent_wavelength_q":256000,"mountain_amplitude_q":0,"mountain_wavelength_q":128000,"detail_amplitude_q":512,"detail_wavelength_q":6400,"relief_min_q16":0,"relief_max_q16":19661,"moisture_min_q16":0,"moisture_max_q16":19661,"relief_strength_q16":6554,"relief_contrast_q16":104858,"relief_wavelength_q":2560000,"height_warp_strength_q":12288,"height_warp_wavelength_q":32000,"beach_width_q":3072,"cliff_strength_q16":0,"cliff_slope_threshold_q16":32768,"cliff_sharpness_q16":131072,"cliff_sample_distance_q":512,"cliff_max_displacement_q":0,"cap_enabled":true,"cap_height_q":-149094,"cap_warp_strength_q":0,"cap_warp_wavelength_q":25600,"cap_undulation_q":256000,"cap_wavelength_q":1280000,"cap_detail_amplitude_q":2560,"cap_detail_wavelength_q":25600,"cap_ridge_amplitude_q":0,"cap_ridge_wavelength_q":12800},{"id":4098,"base_height_q":-484639,"continent_amplitude_q":128000,"continent_wavelength_q":256000,"mountain_amplitude_q":128000,"mountain_wavelength_q":512000,"detail_amplitude_q":512,"detail_wavelength_q":25600,"relief_min_q16":52429,"relief_max_q16":65536,"moisture_min_q16":52429,"moisture_max_q16":65536,"relief_strength_q16":45875,"relief_contrast_q16":104858,"relief_wavelength_q":170667,"height_warp_strength_q":12288,"height_warp_wavelength_q":25600,"beach_width_q":3072,"cliff_strength_q16":65536,"cliff_slope_threshold_q16":19661,"cliff_sharpness_q16":327680,"cliff_sample_distance_q":5120,"cliff_max_displacement_q":2570240,"cap_enabled":true,"cap_height_q":-149094,"cap_warp_strength_q":0,"cap_warp_wavelength_q":25600,"cap_undulation_q":230400,"cap_wavelength_q":1280000,"cap_detail_amplitude_q":2560,"cap_detail_wavelength_q":25600,"cap_ridge_amplitude_q":0,"cap_ridge_wavelength_q":12800},{"id":4099,"base_height_q":-516096,"continent_amplitude_q":20480,"continent_wavelength_q":85333,"mountain_amplitude_q":0,"mountain_wavelength_q":128000,"detail_amplitude_q":512,"detail_wavelength_q":6400,"relief_min_q16":6554,"relief_max_q16":26214,"moisture_min_q16":32768,"moisture_max_q16":52429,"relief_strength_q16":0,"relief_contrast_q16":16384,"relief_wavelength_q":170752,"height_warp_strength_q":16640,"height_warp_wavelength_q":32000,"beach_width_q":3072,"cliff_strength_q16":0,"cliff_slope_threshold_q16":32768,"cliff_sharpness_q16":131072,"cliff_sample_distance_q":512,"cliff_max_displacement_q":0,"cap_enabled":true,"cap_height_q":-149094,"cap_warp_strength_q":0,"cap_warp_wavelength_q":25600,"cap_undulation_q":256000,"cap_wavelength_q":1280000,"cap_detail_amplitude_q":2560,"cap_detail_wavelength_q":25600,"cap_ridge_amplitude_q":0,"cap_ridge_wavelength_q":12800},{"id":4100,"base_height_q":-385024,"continent_amplitude_q":20480,"continent_wavelength_q":256000,"mountain_amplitude_q":20480,"mountain_wavelength_q":512000,"detail_amplitude_q":512,"detail_wavelength_q":25600,"relief_min_q16":64881,"relief_max_q16":65536,"moisture_min_q16":52429,"moisture_max_q16":65536,"relief_strength_q16":45875,"relief_contrast_q16":104858,"relief_wavelength_q":170667,"height_warp_strength_q":12288,"height_warp_wavelength_q":25600,"beach_width_q":3072,"cliff_strength_q16":0,"cliff_slope_threshold_q16":32768,"cliff_sharpness_q16":131072,"cliff_sample_distance_q":512,"cliff_max_displacement_q":0,"cap_enabled":true,"cap_height_q":-149094,"cap_warp_strength_q":0,"cap_warp_wavelength_q":25600,"cap_undulation_q":230400,"cap_wavelength_q":1280000,"cap_detail_amplitude_q":2560,"cap_detail_wavelength_q":25600,"cap_ridge_amplitude_q":0,"cap_ridge_wavelength_q":12800}]},"plan":{"schema_version":1,"content_hash":"165a00c4a77ebae0","strates":[{"strate_index":1,"top_chunk_z":-16,"bottom_chunk_z":-79,"cap_height_q":-149094,"cap_undulation_q":0,"cap_wavelength_q":64000,"cap_detail_amplitude_q":1536,"cap_detail_wavelength_q":6400,"cap_ridge_amplitude_q":0,"cap_ridge_wavelength_q":12800,"water_surface_q":-505610,"water_enabled":true,"content_hash":"5f409a7a9653937c","features":[{"stable_id":"09812c26310b90c9","type":2,"min_q":[-181248,97280,-434134],"max_q":[-162816,117760,-429782],"parameters_q":[0,0,0,0]}],"route":[]}]}}
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@@ -7710,12 +7710,26 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
std::int64_t WorldAssemblyFixed(double voxels)
{return static_cast<std::int64_t>(std::llround(voxels*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel));}
std::int64_t WorldAssemblyQ16(double value)
{return static_cast<std::int64_t>(std::llround(value*65536.0));}
std::int64_t WorldAssemblyWavelength(double frequency,double fallbackVoxels)
{
const double wavelength=std::isfinite(frequency)&&frequency>0.0?1.0/frequency:fallbackVoxels;
return std::max<std::int64_t>(1,WorldAssemblyFixed(wavelength));
}
uint64 WorldAssemblyFeatureId(uint32 seed,int64 x,int64 y,uint32 kind)
{
uint64 hash=14695981039346656037ull;
const auto add=[&](uint64 value,int bytes)
{
for(int i=0;i<bytes;++i){hash^=static_cast<uint8>(value>>(8*i));hash*=1099511628211ull;}
};
add(seed,4);add(static_cast<uint64>(x),8);add(static_cast<uint64>(y),8);add(kind,4);
return hash?hash:1;
}
bool AttachRound1WorldAssemblyPrototype(FStandaloneOwnerWorld& owner,VFJson::Value& root,
std::string& error,const std::string& manifestOutputPath)
{
@@ -7738,10 +7752,8 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
const FBiomeContext biomeContext=owner.Manager->GetBiomeContextForChunk(chunk);
const std::int64_t bottomVoxel=static_cast<std::int64_t>(bottomChunkZ)*CHUNK_SIZE;
const std::int64_t heightVoxels=static_cast<std::int64_t>(topChunkZ-bottomChunkZ+1)*CHUNK_SIZE;
const double baseHeight=static_cast<double>(bottomVoxel)
+static_cast<double>(heightVoxels)*surface.BaseGroundRelative;
const double elevation=std::max(16.0,static_cast<double>(surface.ElevationRange));
const FBiomeMapParams& map=biomeContext.Map;
const UVoxelStrateDefinition* definition=owner.Manager->GetStrateForChunk(chunk);
VoxelForgeCore::WorldAssemblyManifest manifest;
auto& recipe=manifest.recipe;
@@ -7750,34 +7762,140 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
recipe.biomeWarpSubvoxels=WorldAssemblyFixed(map.WarpStrength);
recipe.biomeWarpWavelengthSubvoxels=WorldAssemblyWavelength(map.WarpFrequency,556.0);
recipe.biomeBorderBlendSubvoxels=WorldAssemblyFixed(map.BorderBlend);
VoxelForgeCore::WorldAssemblyBiomeProfileV1 lowland;
lowland.stableId=0x1001u;
lowland.baseHeightSubvoxels=WorldAssemblyFixed(baseHeight-elevation*0.15);
lowland.continentAmplitudeSubvoxels=WorldAssemblyFixed(elevation*0.45);
lowland.continentWavelengthSubvoxels=WorldAssemblyWavelength(surface.ContinentFrequency,800.0);
lowland.mountainAmplitudeSubvoxels=WorldAssemblyFixed(elevation*0.12*surface.MountainStrength);
lowland.mountainWavelengthSubvoxels=WorldAssemblyWavelength(surface.MountainFrequency,192.0);
lowland.detailAmplitudeSubvoxels=WorldAssemblyFixed(std::max(1.0,static_cast<double>(surface.SurfaceRoughness)));
lowland.detailWavelengthSubvoxels=WorldAssemblyWavelength(surface.DetailFrequency,24.0);
VoxelForgeCore::WorldAssemblyBiomeProfileV1 upland=lowland;
upland.stableId=0x1002u;
upland.baseHeightSubvoxels=WorldAssemblyFixed(baseHeight+elevation*0.20);
upland.continentAmplitudeSubvoxels=WorldAssemblyFixed(elevation*0.80);
upland.continentWavelengthSubvoxels=WorldAssemblyWavelength(surface.ContinentFrequency*0.72,1120.0);
upland.mountainAmplitudeSubvoxels=WorldAssemblyFixed(elevation*0.42*std::max(0.25,static_cast<double>(surface.MountainStrength)));
upland.mountainWavelengthSubvoxels=WorldAssemblyWavelength(surface.MountainFrequency*0.75,256.0);
upland.detailAmplitudeSubvoxels=WorldAssemblyFixed(std::max(2.0,static_cast<double>(surface.SurfaceRoughness)*1.5));
upland.detailWavelengthSubvoxels=WorldAssemblyWavelength(surface.DetailFrequency*0.8,30.0);
recipe.biomes={lowland,upland};
recipe.biomeClimateReliefWavelengthSubvoxels=WorldAssemblyWavelength(map.ReliefFrequency,3333.0);
recipe.biomeClimateMoistureWavelengthSubvoxels=WorldAssemblyWavelength(map.MoistureFrequency,2500.0);
recipe.biomeClimateReliefContrastQ16=WorldAssemblyQ16(map.ReliefContrast);
const auto makeProfile=[&](uint32 stableId,const FSurfaceGenerationParams& params,
const FBiomeResolved* climate)
{
VoxelForgeCore::WorldAssemblyBiomeProfileV1 profile;
profile.stableId=stableId;
profile.baseHeightSubvoxels=WorldAssemblyFixed(static_cast<double>(bottomVoxel)
+static_cast<double>(heightVoxels)*params.BaseGroundRelative);
profile.continentAmplitudeSubvoxels=WorldAssemblyFixed(params.ElevationRange);
profile.continentWavelengthSubvoxels=WorldAssemblyWavelength(params.ContinentFrequency,1000.0);
profile.mountainAmplitudeSubvoxels=WorldAssemblyFixed(params.ElevationRange*params.MountainStrength);
profile.mountainWavelengthSubvoxels=WorldAssemblyWavelength(params.MountainFrequency,500.0);
profile.detailAmplitudeSubvoxels=WorldAssemblyFixed(params.SurfaceRoughness);
profile.detailWavelengthSubvoxels=WorldAssemblyWavelength(params.DetailFrequency,25.0);
profile.reliefMinimumQ16=climate?WorldAssemblyQ16(climate->ReliefMin):0;
profile.reliefMaximumQ16=climate?WorldAssemblyQ16(climate->ReliefMax):65536;
profile.moistureMinimumQ16=climate?WorldAssemblyQ16(climate->MoistureMin):0;
profile.moistureMaximumQ16=climate?WorldAssemblyQ16(climate->MoistureMax):65536;
profile.reliefStrengthQ16=WorldAssemblyQ16(params.ReliefStrength);
profile.reliefContrastQ16=WorldAssemblyQ16(params.ReliefContrast);
profile.reliefWavelengthSubvoxels=WorldAssemblyWavelength(params.ReliefFrequency,667.0);
profile.heightWarpStrengthSubvoxels=WorldAssemblyFixed(params.HeightWarpStrength);
profile.heightWarpWavelengthSubvoxels=WorldAssemblyWavelength(params.HeightWarpFrequency,125.0);
profile.beachWidthSubvoxels=WorldAssemblyFixed(params.BeachWidth);
profile.cliffStrengthQ16=WorldAssemblyQ16(params.CliffStrength);
profile.cliffSlopeThresholdQ16=std::max<std::int64_t>(1,WorldAssemblyQ16(params.CliffSlopeThreshold));
profile.cliffSharpnessQ16=WorldAssemblyQ16(params.CliffSharpness);
profile.cliffSampleDistanceSubvoxels=WorldAssemblyFixed(std::max(0.5f,params.CliffSampleDist));
const double structuralAbsBound=static_cast<double>(params.ElevationRange)
+static_cast<double>(params.ElevationRange)*params.MountainStrength
+2.0*params.SurfaceRoughness;
const double cliffAbsBound=2.0*structuralAbsBound*params.CliffStrength*params.CliffSharpness;
profile.cliffMaximumDisplacementSubvoxels=WorldAssemblyFixed(params.CliffStrength>0.0f
?std::max(1.0,cliffAbsBound):0.0);
profile.hasCapProfile=true;
profile.capHeightSubvoxels=WorldAssemblyFixed(static_cast<double>(bottomVoxel)
+static_cast<double>(heightVoxels)*params.CeilingRelative);
profile.capWarpStrengthSubvoxels=WorldAssemblyFixed(params.CeilingWarpStrength);
profile.capWarpWavelengthSubvoxels=WorldAssemblyWavelength(params.CeilingWarpFrequency,100.0);
profile.capUndulationSubvoxels=WorldAssemblyFixed(params.CeilingUndulation);
profile.capWavelengthSubvoxels=WorldAssemblyWavelength(params.CeilingUndulationFrequency,500.0);
profile.capDetailAmplitudeSubvoxels=WorldAssemblyFixed(params.CeilingRoughness);
profile.capDetailWavelengthSubvoxels=WorldAssemblyWavelength(params.CeilingRoughnessFrequency,25.0);
profile.capRidgeAmplitudeSubvoxels=WorldAssemblyFixed(params.CeilingRidgeStrength);
profile.capRidgeWavelengthSubvoxels=WorldAssemblyWavelength(params.CeilingRidgeFrequency,50.0);
return profile;
};
if(biomeContext.IsValid()&&definition)
{
for(const FBiomeResolved& resolved:biomeContext.Biomes)
{
const UVoxelBiomeDefinition* biome=definition->Biomes.IsValidIndex(resolved.Index)
?definition->Biomes[resolved.Index]:nullptr;
FSurfaceGenerationParams params=surface;
if(biome&&biome->bOverrideTerrain&&biome->GeneratorType==ECaveGeneratorType::SurfaceWorld)
{
params=biome->SurfaceParams;
params.StrateTopWorldZ=surface.StrateTopWorldZ;
params.StrateBottomWorldZ=surface.StrateBottomWorldZ;
params.BoundarySealThickness=surface.BoundarySealThickness;
params.BaseDensity=surface.BaseDensity;
params.WaterLevelRelative=surface.WaterLevelRelative;
}
recipe.biomes.push_back(makeProfile(0x1001u+static_cast<uint32>(resolved.Index),params,&resolved));
}
}
if(recipe.biomes.empty())recipe.biomes.push_back(makeProfile(0x1001u,surface,nullptr));
VoxelForgeCore::WorldAssemblyStratumPlanV1 stratum;
stratum.strateIndex=owner.Manager->GetStrateIndex(
static_cast<float>((static_cast<double>(surfaceChunkZ*CHUNK_SIZE+CHUNK_SIZE/2))*VOXEL_SIZE));
stratum.topChunkZ=topChunkZ;
stratum.bottomChunkZ=bottomChunkZ;
stratum.capHeightSubvoxels=WorldAssemblyFixed(static_cast<double>(topChunkZ+1)*CHUNK_SIZE-4.0);
stratum.capUndulationSubvoxels=0;
stratum.capWavelengthSubvoxels=WorldAssemblyFixed(512.0);
const double strateBottom=static_cast<double>(bottomVoxel);
const double strateHeight=static_cast<double>(heightVoxels);
stratum.capHeightSubvoxels=WorldAssemblyFixed(strateBottom+strateHeight*surface.CeilingRelative);
stratum.capUndulationSubvoxels=WorldAssemblyFixed(surface.CeilingUndulation);
stratum.capWavelengthSubvoxels=WorldAssemblyWavelength(surface.CeilingUndulationFrequency,250.0);
stratum.capDetailAmplitudeSubvoxels=WorldAssemblyFixed(surface.CeilingRoughness);
stratum.capDetailWavelengthSubvoxels=WorldAssemblyWavelength(surface.CeilingRoughnessFrequency,25.0);
stratum.capRidgeAmplitudeSubvoxels=WorldAssemblyFixed(surface.CeilingRidgeStrength);
stratum.capRidgeWavelengthSubvoxels=WorldAssemblyWavelength(surface.CeilingRidgeFrequency,50.0);
stratum.waterSurfaceSubvoxels=WorldAssemblyFixed(strateBottom+strateHeight*surface.WaterLevelRelative);
stratum.waterEnabled=definition&&definition->bHasWater&&surface.WaterLevelRelative>0.0f;
// Select a deterministic steep edge in the resolved owner field for a bounded shelf.
// Selection d'une pente deterministe dans le champ resolu pour une saillie bornee.
constexpr int probeSide=49,probeStep=32;
std::array<float,probeSide*probeSide> heights{};
std::array<uint8,probeSide*probeSide> valid{};
for(int y=0;y<probeSide;++y)
for(int x=0;x<probeSide;++x)
{
const float px=static_cast<float>((x-probeSide/2)*probeStep);
const float py=static_cast<float>((y-probeSide/2)*probeStep);
float ceiling=0.0f;
const std::size_t index=static_cast<std::size_t>(y)*probeSide+x;
valid[index]=owner.Generator->GetSurfaceHeightAt(px,py,topChunkZ,heights[index],ceiling)?1u:0u;
}
double steepest=0.0;int cliffX=0,cliffY=0;bool xAxis=true;int downhill=1;
for(int y=1;y<probeSide-1;++y)
for(int x=1;x<probeSide-1;++x)
{
const std::size_t center=static_cast<std::size_t>(y)*probeSide+x;
if(!valid[center]||!valid[center-1]||!valid[center+1]||!valid[center-probeSide]||!valid[center+probeSide])continue;
const double dx=static_cast<double>(heights[center+1]-heights[center-1]);
const double dy=static_cast<double>(heights[center+probeSide]-heights[center-probeSide]);
const double slope=(std::abs(dx)+std::abs(dy))/(4.0*probeStep);
if(slope>steepest){steepest=slope;cliffX=(x-probeSide/2)*probeStep;cliffY=(y-probeSide/2)*probeStep;
xAxis=std::abs(dx)>=std::abs(dy);downhill=(xAxis?dx:dy)>=0.0?-1:1;}
}
if(steepest>0.05)
{
float ground=0.0f,ceiling=0.0f;
if(owner.Generator->GetSurfaceHeightAt(static_cast<float>(cliffX),static_cast<float>(cliffY),
topChunkZ,ground,ceiling))
{
VoxelForgeCore::WorldAssemblyFeatureV1 shelf;
shelf.stableId=WorldAssemblyFeatureId(recipe.seed,cliffX,cliffY,0x4f564552u);
shelf.type=2;
const int reach=72,width=36;
const int minX=xAxis?cliffX+(downhill<0?-reach:0)-4:cliffX-width;
const int maxX=xAxis?cliffX+(downhill>0?reach:0)+4:cliffX+width;
const int minY=xAxis?cliffY-width:cliffY+(downhill<0?-reach:0)-4;
const int maxY=xAxis?cliffY+width:cliffY+(downhill>0?reach:0)+4;
shelf.minimumSubvoxels={WorldAssemblyFixed(minX),WorldAssemblyFixed(minY),
WorldAssemblyFixed(std::max<double>(bottomVoxel,ground-12.0))};
shelf.maximumSubvoxels={WorldAssemblyFixed(maxX),WorldAssemblyFixed(maxY),
WorldAssemblyFixed(std::min<double>((topChunkZ+1)*CHUNK_SIZE,ground+5.0))};
stratum.features.push_back(shelf);
}
}
manifest.plan.strates.push_back(std::move(stratum));
if(!manifest.finalize(error))return false;
const std::string manifestText=manifest.ToJson();
@@ -7802,12 +7920,13 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
if(!rootObject)
{error="owner snapshot root is not a JSON object";return false;}
(*rootObject)["world_assembly"]=std::move(manifestJson);
std::printf("[WorldAssemblerPrototype] recipe_version=%u evaluator_version=%u strata=%zu biomes=%zu strate_index=%d chunk_z=%d..%d serialized_bytes=%zu recipe_hash=%016llx plan_hash=%016llx manifest_hash=%016llx source=owner_surface_params_and_biome_map route_points=0 features=0\n",
std::printf("[WorldAssemblerPrototype] recipe_version=%u evaluator_version=%u strata=%zu biomes=%zu strate_index=%d chunk_z=%d..%d serialized_bytes=%zu recipe_hash=%016llx plan_hash=%016llx manifest_hash=%016llx source=owner_surface_params_and_biome_map route_points=%zu features=%zu\n",
manifest.recipe.schemaVersion,manifest.recipe.evaluatorVersion,manifest.plan.strates.size(),
manifest.recipe.biomes.size(),manifest.plan.strates.front().strateIndex,topChunkZ,bottomChunkZ,
manifestText.size(),static_cast<unsigned long long>(manifest.recipe.contentHash),
static_cast<unsigned long long>(manifest.plan.contentHash),
static_cast<unsigned long long>(manifest.contentHash));
static_cast<unsigned long long>(manifest.contentHash),manifest.plan.strates.front().route.size(),
manifest.plan.strates.front().features.size());
return true;
}
@@ -7831,11 +7950,17 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
static_cast<long long>(influence.maximumZSubvoxels),
static_cast<long long>(detail.maximumAbsoluteDisplacementSubvoxels),
static_cast<long long>(detail.minimumFeatureSizeSubvoxels),bounds.passed?"PASS":"FAIL");
std::printf("[WorldAssemblerBoundAudit] boxes=%llu point_samples=%llu missed_bounds=%llu unknown_bounds=%llu deliberately_wrong_bound_detected=%s status=%s\n",
std::printf("[WorldAssemblerBoundAudit] boxes=%llu point_samples=%llu missed_bounds=%llu unknown_bounds=%llu border_boxes=%llu cliff_boxes=%llu cap_boxes=%llu negative_coordinate_boxes=%llu exception_boxes=%llu exception_point_samples=%llu deliberately_wrong_bound_detected=%s status=%s\n",
static_cast<unsigned long long>(bounds.boxesTested),
static_cast<unsigned long long>(bounds.pointSamples),
static_cast<unsigned long long>(bounds.missedBounds),
static_cast<unsigned long long>(bounds.unknownBounds),
static_cast<unsigned long long>(bounds.biomeBorderBoxes),
static_cast<unsigned long long>(bounds.cliffBoxes),
static_cast<unsigned long long>(bounds.capBoxes),
static_cast<unsigned long long>(bounds.negativeCoordinateBoxes),
static_cast<unsigned long long>(bounds.exceptionBoxes),
static_cast<unsigned long long>(bounds.exceptionPointSamples),
bounds.negativeControlDetected?"true":"false",bounds.passed?"PASS":"FAIL");
struct Query {std::int64_t x=0,y=0,z=0;};
@@ -7889,6 +8014,8 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
add(static_cast<std::uint64_t>(sample.capHeightSubvoxels),8);
add(sample.biomeId,4);add(sample.neighborBiomeId,4);add(sample.biomeWeightQ16,4);
add(static_cast<std::uint64_t>(sample.densitySubvoxels),8);
add(static_cast<std::uint64_t>(sample.waterSurfaceSubvoxels),8);
add(static_cast<std::uint64_t>(sample.waterFillSubvoxels),8);
}
return hash;
};
@@ -7908,6 +8035,139 @@ float3 Lit=Rock*(Ambient+0.88*Diffuse)+float3(0.50,0.69,0.82)*Head*0.75;
std::printf("[WorldAssemblerQueryTiming] samples=%zu native_W1_ms=%.3f native_W8_ms=%.3f native_W16_ms=%.3f scope=point_evaluation_only\n",
queries.size(),time1,time8,time16);
double ownerHeightSum=0.0,nativeHeightSum=0.0;
double ownerHeightSquareSum=0.0,nativeHeightSquareSum=0.0,centeredCrossSum=0.0;
double heightAbsoluteSum=0.0,heightMaximumError=0.0;
std::vector<double> heightDeltas;
heightDeltas.reserve(4096);
std::uint64_t ownerBiomeSamples=0,ownerBiomeIdMismatches=0;
const FBiomeContext ownerBiomeContext=owner.Manager->GetBiomeContextForChunk(
FIntVector(0,0,plan.topChunkZ));
std::uint64_t heightSamples=0;
constexpr int heightProbeSide=64;
constexpr double heightProbeSpan=3200.0;
for(int y=0;y<heightProbeSide;++y)
for(int x=0;x<heightProbeSide;++x)
{
const double xVoxel=(static_cast<double>(x)/(heightProbeSide-1)-0.5)*heightProbeSpan;
const double yVoxel=(static_cast<double>(y)/(heightProbeSide-1)-0.5)*heightProbeSpan;
float ownerGround=0.0f,ownerCap=0.0f;
if(!owner.Generator->GetSurfaceHeightAt(static_cast<float>(xVoxel),
static_cast<float>(yVoxel),plan.topChunkZ,ownerGround,ownerCap))continue;
const auto native=block.point(
static_cast<std::int64_t>(std::llround(xVoxel*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel)),
static_cast<std::int64_t>(std::llround(yVoxel*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel)),0);
const double nativeGround=static_cast<double>(native.groundHeightSubvoxels)
/VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel;
const double ownerGroundValue=ownerGround;
ownerHeightSum+=ownerGroundValue;nativeHeightSum+=nativeGround;
ownerHeightSquareSum+=ownerGroundValue*ownerGroundValue;
nativeHeightSquareSum+=nativeGround*nativeGround;
centeredCrossSum+=ownerGroundValue*nativeGround;
const double difference=std::abs(nativeGround-ownerGroundValue);
heightAbsoluteSum+=difference;heightMaximumError=std::max(heightMaximumError,difference);
heightDeltas.push_back(nativeGround-ownerGroundValue);
FVoxelBiomeQuery ownerBiome;
owner.Generator->QueryBiomeAt(static_cast<float>(xVoxel),static_cast<float>(yVoxel),
plan.topChunkZ,ownerBiome);
if(ownerBiome.bHasBiomes&&ownerBiomeContext.Biomes.IsValidIndex(ownerBiome.DominantContextIndex))
{
const std::uint32_t ownerBiomeId=0x1001u+static_cast<std::uint32_t>(
ownerBiomeContext.Biomes[ownerBiome.DominantContextIndex].Index);
++ownerBiomeSamples;
if(native.biomeId!=ownerBiomeId)++ownerBiomeIdMismatches;
}
++heightSamples;
}
if(heightSamples>0)
{
const double ownerMean=ownerHeightSum/heightSamples;
const double nativeMean=nativeHeightSum/heightSamples;
const double ownerVariance=std::max(0.0,ownerHeightSquareSum/heightSamples-ownerMean*ownerMean);
const double nativeVariance=std::max(0.0,nativeHeightSquareSum/heightSamples-nativeMean*nativeMean);
const double covariance=centeredCrossSum/heightSamples-ownerMean*nativeMean;
const double slope=ownerVariance>0.0?covariance/ownerVariance:0.0;
const double intercept=nativeMean-slope*ownerMean;
const double correlation=(ownerVariance>0.0&&nativeVariance>0.0)
?covariance/std::sqrt(ownerVariance*nativeVariance):0.0;
double offsetCorrectedAbsoluteSum=0.0;
for(const double delta:heightDeltas)offsetCorrectedAbsoluteSum+=std::abs(delta-(nativeMean-ownerMean));
std::printf("[WorldAssemblerSurfaceShapeDiagnostic] samples=%llu owner_voxel_cm=%.1f core_voxel_cm=%.1f mean_owner_height=%.3f mean_native_height=%.3f mean_offset=%.3f mae=%.3f mae_after_mean_offset_removal=%.3f max_error=%.3f regression_native_equals_slope_owner_plus_offset_slope=%.5f offset=%.3f correlation=%.5f owner_biome_samples=%llu owner_biome_id_mismatches=%llu\n",
static_cast<unsigned long long>(heightSamples),VOXEL_SIZE,25.0,
ownerMean,nativeMean,nativeMean-ownerMean,heightAbsoluteSum/heightSamples,
heightDeltas.empty()?0.0:offsetCorrectedAbsoluteSum/heightDeltas.size(),
heightMaximumError,slope,intercept,correlation,
static_cast<unsigned long long>(ownerBiomeSamples),
static_cast<unsigned long long>(ownerBiomeIdMismatches));
}
struct FWorldAssemblerCaptureSite
{double X=0.0,Y=0.0,OwnerGround=0.0,NativeGround=0.0,Score=0.0;bool Found=false;};
FWorldAssemblerCaptureSite borderSite,coastSite;
const auto waterVoxel=static_cast<double>(plan.waterSurfaceSubvoxels)
/VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel;
for(int y=-1600;y<=1600;y+=64)
for(int x=-1600;x<=1600;x+=64)
{
float ownerGround=0.0f,ownerCap=0.0f;
if(!owner.Generator->GetSurfaceHeightAt(static_cast<float>(x),static_cast<float>(y),
plan.topChunkZ,ownerGround,ownerCap))continue;
FVoxelBiomeQuery ownerBiome;
owner.Generator->QueryBiomeAt(static_cast<float>(x),static_cast<float>(y),
plan.topChunkZ,ownerBiome);
const auto native=block.point(static_cast<std::int64_t>(x)
*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel,static_cast<std::int64_t>(y)
*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel,0);
if(ownerBiome.bHasBiomes&&ownerBiome.NeighborWeight>borderSite.Score)
borderSite={static_cast<double>(x),static_cast<double>(y),ownerGround,
static_cast<double>(native.groundHeightSubvoxels)
/VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel,
ownerBiome.NeighborWeight,true};
const double waterDistance=std::abs(static_cast<double>(ownerGround)-waterVoxel);
if(!coastSite.Found||waterDistance<coastSite.Score)
coastSite={static_cast<double>(x),static_cast<double>(y),ownerGround,
static_cast<double>(native.groundHeightSubvoxels)
/VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel,
waterDistance,true};
}
const auto printCaptureSite=[&](const char* name,const FWorldAssemblerCaptureSite& site)
{
if(!site.Found)return;
const double cameraX=site.X/4.0,cameraY=(site.Y-140.0)/4.0;
const double cameraZ=(site.OwnerGround+64.0)/4.0;
std::printf("[WorldAssemblerCaptureSite] name=%s target_vox=(%.0f,%.0f,%.2f) owner_ground_vox=%.2f native_ground_vox=%.2f score=%.5f camera_m=(%.3f,%.3f,%.3f,0,-22)\n",
name,site.X,site.Y,site.OwnerGround,site.OwnerGround,site.NativeGround,site.Score,
cameraX,cameraY,cameraZ);
};
const auto originNativeColumn=block.point(0,0,0);
float originOwnerGround=0.0f,originOwnerCap=0.0f;
if(owner.Generator->GetSurfaceHeightAt(0.0f,0.0f,plan.topChunkZ,
originOwnerGround,originOwnerCap))
printCaptureSite("surface",{0.0,0.0,originOwnerGround,
static_cast<double>(originNativeColumn.groundHeightSubvoxels)
/VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel,0.0,true});
printCaptureSite("biome_border",borderSite);
printCaptureSite("coast",coastSite);
if(!plan.features.empty()&&plan.features.front().type==2)
{
const auto& feature=plan.features.front();
const double fx=(feature.minimumSubvoxels[0]+feature.maximumSubvoxels[0])
/(2.0*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel);
const double fy=(feature.minimumSubvoxels[1]+feature.maximumSubvoxels[1])
/(2.0*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel);
float ownerGround=0.0f,ownerCap=0.0f;
if(owner.Generator->GetSurfaceHeightAt(static_cast<float>(fx),static_cast<float>(fy),
plan.topChunkZ,ownerGround,ownerCap))
{
const auto native=block.point(static_cast<std::int64_t>(std::llround(fx
*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel)),static_cast<std::int64_t>(std::llround(fy
*VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel)),0);
printCaptureSite("cliff",{fx,fy,ownerGround,
static_cast<double>(native.groundHeightSubvoxels)
/VoxelForgeCore::WorldAssemblySubvoxelsPerVoxel,0.0,true});
}
}
double absoluteSum=0.0,maximumError=0.0;
std::uint64_t signMismatches=0;
const auto legacyStart=std::chrono::steady_clock::now();
@@ -8520,6 +8780,11 @@ int main(int Argc,char** Argv)
{
const auto WindowShowStart=std::chrono::steady_clock::now();
ShowWindow(App.Window,SW_SHOW);
if(!App.CapturePath.empty())
{
BringWindowToTop(App.Window);
SetForegroundWindow(App.Window);
}
std::printf("[ColdTimeline] stage=viewer_window_show duration_ms=%.3f\n",
std::chrono::duration<double,std::milli>(
std::chrono::steady_clock::now()-WindowShowStart).count());