st fwd = (inp.fwd ? 1 : 0) - (inp.back ? 0.55 : 0); let moved = 0; if (fwd !== 0) { const dx = Math.sin(king.yaw) * fwd, dz = Math.cos(king.yaw) * fwd; const step = WALK_SPEED * dt; // axis-separated: slide along walls instead of sticking to them const nx = king.x + dx * step; if (!hitsCollider(nx, king.z) && !inWater(nx, king.z)) { king.x = nx; moved = step; } const nz = king.z + dz * step; if (!hitsCollider(king.x, nz) && !inWater(king.x, nz)) { king.z = nz; moved = step; } // the world's rim: the district apron, no farther king.x = Math.max(-330, Math.min(330, king.x)); king.z = Math.max(-290, Math.min(290, king.z)); } // On a bridge his feet ride the deck's rise (a smooth crown over // the band's middle); everywhere else the stand layer is flat law. let lift = 0; const band = meta.riverBand; if (king.z > band.zMin && king.z < band.zMax && meta.bridges.some((bx) => Math.abs(bx - king.x) < 6.5)) { const b = 1 - (king.z / ((band.zMax - band.zMin) / 2)) ** 2; lift = 1.3 * Math.max(0, b); } group.position.set(king.x, lift, king.z); group.rotation.y = king.yaw; if (moved > 0) { king.phase += moved * gait.walk.phasePerUnit; poses.walk(rig, king.phase, 1); } else { poses.idle(rig, king.t, 0.8); } return { x: king.x, z: king.z, yaw: king.yaw }; }; /* ---------- the street camera: behind him, smoothed, fenced ---- */ const _want = new THREE.Vector3(), _look = new THREE.Vector3(); king.boom = function (camera, dt) { const fx = Math.sin(king.yaw), fz = Math.cos(king.yaw); _want.set(king.x - fx * king.boomD, king.boomH, king.z - fz * king.boomD); // the camera may not sink into a building either: if its resting // place falls inside a solid, rise above that solid's roof. const hit = hitsCollider(_want.x, _want.z); if (hit) _want.y = Math.max(_want.y, hit.top + 1.6); if (_want.y < king.BOOM_MIN_Y) _want.y = king.BOOM_MIN_Y; const k = 1 - Math.exp(-dt * 4.5); camera.position.lerp(_want, k); _look.set(king.x + fx * 5, 1.7, king.z + fz * 5); camera.lookAt(_look); return camera.position; }; return king; } if (typeof module !== 'undefined' && module.exports) module.exports = { makeKing }; if (typeof window !== 'undefined') window.makeKing = makeKing; export { makeKing }; export default makeKing; ===== FILE: public/new1/index.html =====