Polish the MPFB prototype shoes, cuffs and shirt fit

MEMORY.md

@@ -33,19 +33,22 @@ canonical implemented-features list in `docs/development-status.md`.
   points/weights, removes the rig, applies the helper MASK, scales to 1.81 m, retargets the A-pose
   arms to the contract wrist, cuts the neck at 1.505, decimates, bisects the clothing boundaries,
   paints the five slots, adds a short neck flare, project hands, rounded shoes and cuffs, the
-  accepted head and the 14-bone contract armature. Current output: **15,213 tris / 13,391 glTF
-  verts / 13,398 seam-split verts / 1.810 m / 14 bones / 10 materials**; `inspect` clean and feet
-  grounded. The neck is a radial cut of the decimated column bridged by a four-ring, 20-segment
-  lathe (lower rings painted cloth, reads as a crew neck); the ankles are hidden by a bevelled
-  0.12 m shoe shell, 0.13 × 0.32 m sole and a 0.08 m pant cuff. A light smoothing pass on the closed
-  thigh/hip region softens the decimated silhouette. Earlier torus collar, cloth cylinder collar,
-  skin neck-blend sphere and destructive neck `smooth_vert` pass failed: the shells read as a
+  accepted head and the 14-bone contract armature. Current output: **15,317 tris / 13,507 glTF
+  verts / 13,513 seam-split verts / 1.810 m / 14 bones / 10 materials**; `inspect` clean and feet
+  grounded. The torso is inflated radially by 8% between z 0.84 and 1.40 to loosen the shirt. The
+  neck is a radial cut of the decimated column bridged by a four-ring, 20-segment lathe (lower
+  rings painted cloth, reads as a crew neck); the ankles are hidden by a bevelled 0.11 m shoe
+  shell, an inset 0.111 × 0.286 m sole, a tongue and a 0.08 m pant cuff. Sleeve cuffs use the
+  `cloth` slot and the `accessory` slot is carried by the sole. A light smoothing pass on the
+  closed thigh/hip region softens the decimated silhouette. Earlier torus collar, cloth cylinder
+  collar, skin neck-blend sphere and destructive neck `smooth_vert` pass failed: the shells read as a
   brace, shelf or donut, and vertex smoothing tore the open collar boundary into a dark hole. An
   untucked shirt-hem band at the hips also failed: it read as a hanging white flap at the crotch.
-  Remaining polish: V-shaped shirt hem at the crotch, skin-tight shirt, angular thigh facets; a
-  proper shirt shell is the fix. The prototype uses flat slot colours because the one-shot MPFB UV
-  unwrap does not match the per-slot NPC atlases. Renders:
-  `tmp/npc-parts/mpfb_proto/renders66/`; body-only: `body_only.glb`.
+  Protruding flat sole plates read as skates/bricks and were replaced by an inset sole under a
+  rounded shell; laces were dropped for triangle budget. Remaining polish: V-shaped shirt hem at
+  the crotch, partly loosened shirt, angular thigh facets; a proper shirt shell is the fix. The
+  prototype uses flat slot colours because the one-shot MPFB UV unwrap does not match the per-slot
+  NPC atlases. Renders: `tmp/npc-parts/mpfb_proto/renders74/`; body-only: `body_only.glb`.
 - **Project agent skills (2026-11-03):** two tracked skills live in `.agents/skills/`:
   `gig-line-blender-asset-contract` and `gig-line-release-qa`. They are guidance only,
   add no runtime dependency and are referenced from `tools/README.md`. The third-party

TODO.md

@@ -203,8 +203,9 @@ owner reviews the silhouette and a production integration decision is recorded.
       apply the helper MASK, scale to 1.81 m, retarget the A-pose arms to the contract wrist
       (`x=±0.27`, `z=0.78`), cut the neck at 1.505, decimate, bisect the clothing boundaries, paint
       the five slots, add a short neck flare, project hands, rounded shoe shells, cuffs, the
-      accepted head and the 14-bone armature. Current output: **15,213 tris / 13,391 glTF verts /
-      13,398 seam-split verts / 1.810 m / 14 bones / 10 materials**; `inspect` clean, feet grounded.
+      accepted head and the 14-bone armature. Current output: **15,317 tris / 13,507 glTF verts /
+      13,513 seam-split verts / 1.810 m / 14 bones / 10 materials**; `inspect` clean, feet grounded.
+      The torso is inflated radially by 8% between z 0.84 and 1.40 so the shirt is less skin-tight.
 - [x] Replace the spiky decimated MPFB hands with the project palm/finger primitives, straighten the
       splayed MPFB feet so the shoes point forward, and use rounded shoe shells + cuffs instead of
       flat blocks. Use flat slot colours in the prototype because the one-shot MPFB UV unwrap does
@@ -217,16 +218,21 @@ owner reviews the silhouette and a production integration decision is recorded.
 - [x] Reject destructive vertex smoothing at the neck: a `smooth_vert` pass moved the open body
       boundary away from the neck cone, opening a dark hole. The lathe gives smooth shading
       without moving the collar boundary.
-- [x] Shrink the shoes and seat the ankles: shoe shell 0.12 × 0.30 × 0.12 m, sole 0.13 × 0.32 m,
-      shoe centre x=0.17, with a 0.08 m pant cuff (r 0.055/0.061) bridging leg and shoe.
-- [x] Replace the bulbous toe/heel spheres with a single bevelled shoe shell (bevel 0.042, 3
-      segments) and add one light smoothing pass to the closed thigh/hip region.
+- [x] Shrink the shoes and seat the ankles: shoe shell 0.12 × 0.30 × 0.11 m, an inset 0.111 ×
+      0.286 m black sole, a tongue and shoe centre x=0.17, with a 0.08 m pant cuff (r 0.055/0.061)
+      bridging leg and shoe. The sleeve cuffs now use the `cloth` slot and the `accessory` slot is
+      carried by the sole, so the cuffs read as sleeve ends instead of metal bands.
+- [x] Replace the bulbous toe/heel spheres with a single bevelled shoe shell (bevel 0.032, 2
+      segments) plus tongue and inset sole, and add one light smoothing pass to the closed
+      thigh/hip region. Protruding flat sole plates read as skates or bricks; laces were dropped
+      for triangle budget after they proved too small to read.
 - [x] Reject the untucked shirt-hem band: both the 0.09 m and 0.12 m cloth cylinders read as a
       hanging white flap at the crotch. The V hem needs a proper clothing shell, not a band.
-- [ ] Owner reviews the updated MPFB body renders (`tmp/npc-parts/mpfb_proto/renders66/`).
-      Remaining known defects: white shirt hem still forms a V at the crotch, the shirt reads
-      skin-tight, and the 2k-tri body budget leaves some angular thigh facets. A shirt shell is
-      the proper fix for the first two; these are polish, not blockers for the body direction.
+- [ ] Owner reviews the updated MPFB body renders (`tmp/npc-parts/mpfb_proto/renders74/`).
+      Remaining known defects: white shirt hem still forms a V at the crotch, the shirt is only
+      partly loosened by the 8% torso inflation, and the 2k-tri body budget leaves some angular
+      thigh facets. A shirt shell is the proper fix for the first two; these are polish, not
+      blockers for the body direction.
 - [ ] Fix the low-budget seams before any rollout: weld the torso/hip/arm components after the
       bisects, protect the hip/knee loops during decimation (or rebalance head/body triangles).
 - [ ] Record the production integration decision: either bake the approved MPFB body to a committed

docs/npc-model-sourcing.md

@@ -55,18 +55,21 @@ The MakeHuman body should reuse the approved local head/hand parts rather than f
 a second face implementation.
 
 The current local MPFB full-body prototype (`tmp/npc-research/build_mpfb_npc.py`) assembles the
-accepted head on an MPFB 2.0.18 body at **15,213 / 16,000 tris**, 1.810 m, 14 bones and 10
-materials, with project hands, bevelled shoe shells, pant cuffs, accessory cuffs and flat slot
-colours. It is a review candidate, not a shipped asset. The neck is a radial cut of the decimated
-column bridged by a four-ring, 20-segment lathe (lower rings painted cloth, reading as a crew neck);
-the ankles are hidden by 0.12 m shoe shells and 0.08 m pant cuffs, and a light smoothing pass
-softens the closed thigh/hip region. Remaining polish: a V-shaped shirt hem at the crotch, a
-skin-tight shirt and angular thigh facets; a proper shirt shell is the fix. A torus collar, cloth
-cylinder collar, skin neck-blend sphere, destructive vertex-smoothing pass and untucked shirt-hem
-band were tried and removed because they read as a brace, shelf, donut or hanging flap, or tore a
-hole at the collar. The production integration decision (bake a committed
-source GLB or keep the procedural body) and the owner review are tracked in `TODO.md`; MPFB itself
-must not become a CI/build dependency.
+accepted head on an MPFB 2.0.18 body at **15,317 / 16,000 tris**, 1.810 m, 14 bones and 10
+materials, with project hands, bevelled shoe shells with inset soles and tongues, pant cuffs,
+cloth sleeve cuffs and flat slot colours. The torso is radially inflated by 8% between z 0.84 and
+1.40 to loosen the shirt. It is a review candidate, not a shipped asset. The neck is a radial cut
+of the decimated column bridged by a four-ring, 20-segment lathe (lower rings painted cloth,
+reading as a crew neck); the ankles are hidden by 0.11 m shoe shells and 0.08 m pant cuffs, and a
+light smoothing pass softens the closed thigh/hip region. Remaining polish: a V-shaped shirt hem
+at the crotch, a partly loosened shirt and angular thigh facets; a proper shirt shell is the fix.
+A torus collar, cloth cylinder collar, skin neck-blend sphere, destructive vertex-smoothing pass
+and untucked shirt-hem band were tried and removed because they read as a brace, shelf, donut or
+hanging flap, or tore a hole at the collar. Protruding flat sole plates read as skates or bricks,
+so the shoe detail is an inset sole and tongue under a rounded shell; laces were dropped for
+triangle budget. The production integration decision (bake a committed source GLB or keep the
+procedural body) and the owner review are tracked in `TODO.md`; MPFB itself must not become a
+CI/build dependency.
 
 ## Provenance rules