#!/usr/bin/env python3 """Freeze a 20-degree mouth-crease gate and project its sample spacing at 1440p.""" import ast import contextlib import importlib.util import io import math import re import argparse from pathlib import Path ROOT = Path(__file__).resolve().parents[4] BASE_PATH = ROOT / "Standalone/Research/WorldAssemblerM3/Linux37/RunMouthFragmentAuditL37.py" SPEC = importlib.util.spec_from_file_location("mouth_fragment_l37", BASE_PATH) BASE = importlib.util.module_from_spec(SPEC) SPEC.loader.exec_module(BASE) # Frozen before the L37 mouth edit: 20 degrees over the audit's 0.125 m samples is # the visible-crease limit. At the 6.016 m standard camera and 80-degree horizontal # FOV, each sample gap spans multiple pixels at 2560x1440. BASE.NORMAL_LIMIT_DEG = 20.0 CAMERA = (1.691820, -3.424982, -54.224198) TARGET = (6.298233, 1.137233, -55.468264) FOV_DEG = 80.0 WIDTH_1440P = 2560 HEIGHT_1440P = 1440 MOUTH = (5.600, 0.445, -55.156) OVERVIEW_CAMERA = (MOUTH[0] - 9.75, MOUTH[1] - 11.4, MOUTH[2] + 8.0) def normalize(vector): magnitude = math.sqrt(sum(value * value for value in vector)) return tuple(value / magnitude for value in vector) def view_basis(camera, target): forward = normalize(tuple(target[i] - camera[i] for i in range(3))) right = normalize((forward[1], -forward[0], 0.0)) up = (right[1] * forward[2] - right[2] * forward[1], right[2] * forward[0] - right[0] * forward[2], right[0] * forward[1] - right[1] * forward[0]) return forward, right, up def visible_crease(path, camera, target): cx, cy = BASE.CENTER bounds = (cx - BASE.OUTER, cx + BASE.OUTER, cy - BASE.OUTER, cy + BASE.OUTER) voxel_um, triangles, _ = BASE.RING.read_scene( str(path), 0, BASE.HEIGHT_MIN, BASE.HEIGHT_MAX, bounds) cell = max(2.0, 16.0 * voxel_um / 1_000_000.0) buckets = BASE.RING.build_buckets(triangles, True, bounds, cell) forward, right, up = view_basis(camera, target) tan_h = math.tan(math.radians(FOV_DEG / 2.0)) tan_v = math.tan(math.atan(tan_h * HEIGHT_1440P / WIDTH_1440P)) focal = WIDTH_1440P / (2.0 * tan_h) lines = [] count = round((BASE.OUTER - BASE.INNER) / BASE.STEP) for degrees in (135.0, 180.0, 225.0, 270.0, 315.0): angle = math.radians(degrees) lines.append([(cx + radius * math.cos(angle), cy + radius * math.sin(angle)) for radius in (BASE.INNER + index * BASE.STEP for index in range(count + 1))]) tangent_count = round(8.0 / BASE.STEP) for degrees in (225.0, 315.0): angle = math.radians(degrees) normal = (math.cos(angle), math.sin(angle)) tangent = (-normal[1], normal[0]) lines.append([(cx + 6.5 * normal[0] + (-4.0 + index * BASE.STEP) * tangent[0], cy + 6.5 * normal[1] + (-4.0 + index * BASE.STEP) * tangent[1]) for index in range(tangent_count + 1)]) maximum, largest_pixels, worst_depth, visible_pairs = 0.0, 0.0, 0.0, 0 worst_pair_pixels = 0.0 worst_pair = None def project(point): offset = tuple(point[i] - camera[i] for i in range(3)) depth = sum(offset[i] * forward[i] for i in range(3)) x = sum(offset[i] * right[i] for i in range(3)) y = sum(offset[i] * up[i] for i in range(3)) return depth, x, y for points in lines: samples = [BASE.RING.sample_surface(buckets, x, y, True, cell, BASE.PREFERRED) for x, y in points] for index in range(1, len(samples)): before, current = samples[index - 1], samples[index] if before is None or current is None: continue p0 = (points[index - 1][0], points[index - 1][1], before[0]) p1 = (points[index][0], points[index][1], current[0]) midpoint = tuple((p0[axis] + p1[axis]) * 0.5 for axis in range(3)) depth, horizontal, vertical = project(midpoint) if (depth <= 0.0 or abs(horizontal) > depth * tan_h or abs(vertical) > depth * tan_v): continue visible_pairs += 1 angle = math.degrees(math.acos(max(-1.0, min(1.0, sum(a * b for a, b in zip(before[1], current[1])))))) d0, x0, y0 = project(p0) d1, x1, y1 = project(p1) pixels = math.hypot(focal * x0 / d0 - focal * x1 / d1, focal * y0 / d0 - focal * y1 / d1) largest_pixels = max(largest_pixels, pixels) if angle > maximum: maximum, worst_pair, worst_depth = angle, (p0, p1), depth worst_pair_pixels = pixels return maximum, worst_depth, largest_pixels, visible_pairs, worst_pair, worst_pair_pixels def run(path, label): stream = io.StringIO() with contextlib.redirect_stdout(stream): passed, maximum = BASE.audit(path) output = stream.getvalue() print(output, end="") match = re.search(r"worst_pair=(\([^\n]*\)) status=", output) worst = ast.literal_eval(match.group(1)) if match else None path = Path(path) near = visible_crease(path, CAMERA, TARGET) far = visible_crease(path, OVERVIEW_CAMERA, TARGET) print(f"[MouthCreasePixels] build={label} sample_step_m={BASE.STEP:.3f} " f"horizontal_fov_deg={FOV_DEG:.1f} resolution=2560x1440 " f"near_camera_to_mouth_m=6.016 near_visible_pairs={near[3]} " f"near_max_visible_deg={near[0]:.6f} near_depth_m={near[1]:.3f} " f"near_sample_spacing_px={near[2]:.2f} " f"near_worst_pair_spacing_px={near[5]:.2f} " f"overview_camera_to_mouth_m={math.dist(OVERVIEW_CAMERA, MOUTH):.3f} " f"overview_visible_pairs={far[3]} overview_max_visible_deg={far[0]:.6f} " f"overview_depth_m={far[1]:.3f} overview_sample_spacing_px={far[2]:.2f} " f"overview_worst_pair_spacing_px={far[5]:.2f} " f"overall_max_deg={maximum:.6f}") return passed, maximum def main(): parser = argparse.ArgumentParser(description=__doc__) parser.add_argument("--candidate", type=Path, default=ROOT / "Saved/Linux/l37/owner-fi-ground-mouth.vfmesh") args = parser.parse_args() paths = { "L35": ROOT / "Saved/Linux/l35/owner-fi-ground-mouth.vfmesh", "L36": ROOT / "Saved/Linux/l36/owner-fi-ground-mouth.vfmesh", "L37": args.candidate if args.candidate.is_absolute() else ROOT / args.candidate, } results = {label: run(path, label) for label, path in paths.items()} controls = (not results["L35"][0] and not results["L36"][0] and results["L35"][1] > 20.0 and results["L36"][1] > 20.0) final = results["L37"][0] and results["L37"][1] <= 20.0 print(f"[MouthCreaseGate] normal_limit_deg=20 frozen_before_fix=true " f"L35_42deg_fail_control={'PASS' if controls else 'FAIL'} " f"L36_27deg_fail_control={'PASS' if controls else 'FAIL'} " f"L37_candidate={'PASS' if final else 'FAIL'} " f"status={'PASS' if controls and final else 'FAIL'}") raise SystemExit(0 if controls and final else 1) if __name__ == "__main__": main()