Fill a panorama's border with MI-GAN: mirrored context, coarse to fine, a feathered seam

dr_pano::fill owns everything the model does not — which tiles, what
context, how to blend — behind an Inpainter trait, and dr_pano::migan is
that trait over the shipped generator on the inference engine.

The known content is mirrored across the coverage edge into the hole and
a 256-px ring, the nearest 48 px folded, so the model interpolates between
real and mirrored sky rather than extrapolating into nothing. A coarse
pass at a quarter decides the structure with the whole border in a few
tiles; fine passes in 96-px bands from the edge outward texture it; the
seam is blended over a feather inside the real edge. Every knob is a
Params field, and an Observer hears each stage for whoever is looking at
why a fill went wrong.
This commit is contained in:
2026-09-19 20:41:22 +02:00
parent 031ba7b77d
commit 104e3a106f
5 changed files with 916 additions and 5 deletions
+3 -3
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@@ -9,8 +9,8 @@ Denominators are parsed from [`requirements.md`](requirements.md) at run time, n
| Metric | Value |
|---|---|
| Source files scanned | 387 |
| TRACES tags found | 1558 |
| Source files scanned | 389 |
| TRACES tags found | 1560 |
| Requirements defined | 184 |
| Requirements deferred (post-v1) | 24 |
| Requirements covered | 154 |
@@ -105,7 +105,7 @@ A tag naming an ID `requirements.md` does not define — what renumbering produc
| FR-MRG-11 | [`core/dr-gpu/src/merge.rs:1`](../core/dr-gpu/src/merge.rs#L1), [`core/dr-gpu/src/shaders/merge.wgsl:1`](../core/dr-gpu/src/shaders/merge.wgsl#L1) |
| FR-MRG-2 | [`core/dr-gpu/src/adjust.rs:104`](../core/dr-gpu/src/adjust.rs#L104), [`core/dr-gpu/src/adjust.rs:1157`](../core/dr-gpu/src/adjust.rs#L1157), [`core/dr-gpu/src/adjust.rs:1276`](../core/dr-gpu/src/adjust.rs#L1276), [`core/dr-gpu/src/adjust.rs:316`](../core/dr-gpu/src/adjust.rs#L316), [`core/dr-pipeline/src/graph.rs:852`](../core/dr-pipeline/src/graph.rs#L852), [`core/dr-pipeline/src/operation.rs:2124`](../core/dr-pipeline/src/operation.rs#L2124), [`core/dr-pipeline/src/operation.rs:427`](../core/dr-pipeline/src/operation.rs#L427), [`core/dr-pipeline/src/operation.rs:595`](../core/dr-pipeline/src/operation.rs#L595), [`core/dr-pipeline/src/operation.rs:860`](../core/dr-pipeline/src/operation.rs#L860), [`ui/dr-ui/src/merge.rs:1`](../ui/dr-ui/src/merge.rs#L1) |
| FR-MRG-3 | [`core/dr-decode/examples/linear_dng.rs:1`](../core/dr-decode/examples/linear_dng.rs#L1), [`core/dr-decode/src/lib.rs:137`](../core/dr-decode/src/lib.rs#L137), [`core/dr-decode/src/lib.rs:144`](../core/dr-decode/src/lib.rs#L144), [`core/dr-decode/src/lib.rs:578`](../core/dr-decode/src/lib.rs#L578), [`core/dr-decode/src/profile.rs:395`](../core/dr-decode/src/profile.rs#L395), [`core/dr-export/src/dng.rs:1`](../core/dr-export/src/dng.rs#L1), [`core/dr-gpu/src/demosaic.rs:254`](../core/dr-gpu/src/demosaic.rs#L254), [`ui/dr-ui/src/merge.rs:1`](../ui/dr-ui/src/merge.rs#L1) |
| FR-MRG-4 | [`core/dr-export/src/inscribed.rs:1`](../core/dr-export/src/inscribed.rs#L1), [`core/dr-pano/src/projection.rs:1`](../core/dr-pano/src/projection.rs#L1), [`ui/dr-ui/src/merge_ui.rs:1`](../ui/dr-ui/src/merge_ui.rs#L1), [`ui/dr-ui/ui/merge.slint:1`](../ui/dr-ui/ui/merge.slint#L1) |
| FR-MRG-4 | [`core/dr-export/src/inscribed.rs:1`](../core/dr-export/src/inscribed.rs#L1), [`core/dr-pano/src/fill.rs:1`](../core/dr-pano/src/fill.rs#L1), [`core/dr-pano/src/migan.rs:1`](../core/dr-pano/src/migan.rs#L1), [`core/dr-pano/src/projection.rs:1`](../core/dr-pano/src/projection.rs#L1), [`ui/dr-ui/src/merge_ui.rs:1`](../ui/dr-ui/src/merge_ui.rs#L1), [`ui/dr-ui/ui/merge.slint:1`](../ui/dr-ui/ui/merge.slint#L1) |
| FR-MRG-5 | [`core/dr-pano/src/align.rs:1`](../core/dr-pano/src/align.rs#L1), [`ui/dr-ui/src/merge.rs:1`](../ui/dr-ui/src/merge.rs#L1), [`ui/dr-ui/src/merge_ui.rs:1`](../ui/dr-ui/src/merge_ui.rs#L1), [`ui/dr-ui/ui/merge.slint:1`](../ui/dr-ui/ui/merge.slint#L1) |
| FR-MRG-6 | [`core/dr-pipeline/src/sidecar.rs:1033`](../core/dr-pipeline/src/sidecar.rs#L1033), [`core/dr-pipeline/src/sidecar.rs:113`](../core/dr-pipeline/src/sidecar.rs#L113), [`core/dr-pipeline/src/sidecar.rs:123`](../core/dr-pipeline/src/sidecar.rs#L123), [`core/dr-pipeline/src/sidecar.rs:2241`](../core/dr-pipeline/src/sidecar.rs#L2241), [`core/dr-pipeline/src/sidecar.rs:841`](../core/dr-pipeline/src/sidecar.rs#L841), [`ui/dr-ui/src/merge.rs:509`](../ui/dr-ui/src/merge.rs#L509) |
| FR-MRG-7 | [`ui/dr-ui/src/merge.rs:1`](../ui/dr-ui/src/merge.rs#L1), [`ui/dr-ui/src/merge_ui.rs:1`](../ui/dr-ui/src/merge_ui.rs#L1), [`ui/dr-ui/ui/app.slint:828`](../ui/dr-ui/ui/app.slint#L828), [`ui/dr-ui/ui/merge.slint:1`](../ui/dr-ui/ui/merge.slint#L1) |