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feat(physics): phys_resolve (two passes, the place kept) - a contact more up than across is ground under the feet, not a wall

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Orkun ÇAKILKAYA 2026-09-26 23:47:29 +03:00
parent 1c814464c5
commit 28c54e4b39
6 changed files with 58 additions and 5 deletions
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packages/ludic.physics/README.md
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@ -39,6 +39,8 @@ import "ludic.physics"
| `phys_ray(st, o, d, mask) -> PhysHit` | the first thing along a ray |
| `phys_top_at(st, x, z, r, from_y, depth, mask) -> float` | what a foot would land on (`CharacterGround.top_at`), `PHYS_NONE` if nothing |
| `phys_push(st, x, z, r, y0, y1, mask) -> PhysPush` | the move that stands an upright body clear (`CharacterGround.push`) |
| `phys_resolve(st, x, z, r, y0, y1, mask) -> bool`, `phys_resolved_x` / `_z` | pushed clear in two passes, the place kept (`CharacterGround.push`, `pushed_x` / `_z`); a contact more up than across is ground under the feet, not a wall |
| `phys_step_top(st, x, z, r, feet, reach, mask) -> float` | the highest top a foot could step up to, anything taller than `feet + reach` left out as a wall |
| `phys_overlap(st, x, y, z, r, mask) -> []int` | the bodies a ball touches |
| `phys_float(st, id, buoyancy, linear_drag, angular_drag)`, `phys_sink`, `phys_floating` | a body buoyed each step against `PhysWater` and carried by its current |
| `phys_facts(st)` | `PhysFact`: `PHYS_HIT` (two bodies met at `ph_hard` m/s or more), `PHYS_SPLASH` (a floating body reached water) |