884268479e
Phase Sandbox/AnimToGenesis (CHG-168..186). Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
119 lines
4.5 KiB
Python
119 lines
4.5 KiB
Python
# Mesure la pose Idle (image 0) : mannequin, Bridget, Michael.
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# But : voir si la main passe derriere le buste, et de quel angle le bras est roule.
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import unreal
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PAIRS = (
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("source", "/Game/Quaternius/UAL/Idle_Loop.Idle_Loop", "/Game/Quaternius/UAL/UAL1_Standard.UAL1_Standard",
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("pelvis", "spine_03", "clavicle_l", "upperarm_l", "lowerarm_l", "hand_l",
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"clavicle_r", "upperarm_r", "lowerarm_r", "hand_r")),
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("bridget", "/Game/Quaternius/UAL/B_Idle_Loop.B_Idle_Loop", "/Game/Heavy/Daz/Bridget/bridget_gp.bridget_gp",
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("pelvis", "chestUpper", "lCollar", "lShldrBend", "lForearmBend", "lHand",
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"rCollar", "rShldrBend", "rForearmBend", "rHand")),
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("michael", "/Game/Quaternius/UAL/M_Idle_Loop.M_Idle_Loop", "/Game/Heavy/Daz/Michael/michael.michael",
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("pelvis", "chestUpper", "lCollar", "lShldrBend", "lForearmBend", "lHand",
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"rCollar", "rShldrBend", "rForearmBend", "rHand")),
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)
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FINGERS = (
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"lThumb1", "lIndex1", "lMid1", "lRing1", "lPinky1",
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"thumb_01_l", "index_01_l", "middle_01_l", "pinky_01_l",
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"hand_l", "lHand",
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)
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def dot(a, b):
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return a.x * b.x + a.y * b.y + a.z * b.z
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def sub(a, b):
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return unreal.MathLibrary.subtract_vector_vector(a, b)
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def norm(v):
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return unreal.MathLibrary.normal(v)
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def cross(a, b):
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return unreal.MathLibrary.cross_vector_vector(a, b)
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def fmt(v):
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return "(%.1f %.1f %.1f)" % (v.x, v.y, v.z)
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def bone_names(mesh):
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pose = mesh.skeleton.get_reference_pose()
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names = unreal.AnimPoseExtensions.get_bone_names(pose)
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return [str(n) for n in names]
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def pose_at_zero(sequence):
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for call in (
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lambda: unreal.AnimPoseExtensions.get_anim_pose_at_time(sequence, 0.0),
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lambda: unreal.AnimPoseExtensions.get_anim_pose_at_frame(sequence, 0),
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):
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try:
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return call()
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except Exception as exc:
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unreal.log_warning("POSE api %s" % exc)
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raise RuntimeError("pas de lecture de pose")
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def bone_tm(pose, name):
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return unreal.AnimPoseExtensions.get_bone_pose(pose, name, unreal.AnimPoseSpaces.WORLD)
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def main():
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unreal.log_warning("POSE debut")
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for label, anim_path, mesh_path, bones in PAIRS:
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anim = unreal.load_asset(anim_path)
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mesh = unreal.load_asset(mesh_path)
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if not anim or not mesh:
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unreal.log_error("POSE absent %s" % label)
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continue
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names = bone_names(mesh)
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pose = pose_at_zero(anim)
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got = {}
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for bone in bones:
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if bone not in names:
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unreal.log_warning("POSE %s os absent %s" % (label, bone))
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continue
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got[bone] = bone_tm(pose, bone).translation
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pelvis = got.get("pelvis")
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chest_name = "spine_03" if "spine_03" in got else "chestUpper"
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chest = got.get(chest_name)
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if not pelvis or not chest:
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unreal.log_error("POSE %s sans buste" % label)
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continue
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up = norm(sub(chest, pelvis))
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# Avant approximatif : produit du haut du buste et de l'axe gauche-droite des epaules.
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left = got.get("clavicle_l") or got.get("upperarm_l") or got.get("lCollar") or got.get("lShldrBend")
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right = got.get("clavicle_r") or got.get("upperarm_r") or got.get("rCollar") or got.get("rShldrBend")
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if not left or not right:
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unreal.log_error("POSE %s sans epaules" % label)
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continue
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side = norm(sub(left, right))
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forward = norm(cross(side, up))
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unreal.log_warning("POSE %s avant %s" % (label, fmt(forward)))
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for side_name, hand_name, elbow_name in (
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("gauche", "hand_l" if "hand_l" in got else "lHand", "lowerarm_l" if "lowerarm_l" in got else "lForearmBend"),
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("droite", "hand_r" if "hand_r" in got else "rHand", "lowerarm_r" if "lowerarm_r" in got else "rForearmBend"),
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):
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hand = got.get(hand_name)
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elbow = got.get(elbow_name)
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if not hand:
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continue
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rel = sub(hand, chest)
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ahead = dot(rel, forward)
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unreal.log_warning(
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"POSE %s main %s %s devant %.1f pos %s" % (label, side_name, hand_name, ahead, fmt(hand)))
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if elbow:
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unreal.log_warning("POSE %s coude %s %s" % (label, side_name, fmt(elbow)))
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present = [n for n in FINGERS if n in names]
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unreal.log_warning("POSE %s doigts %s" % (label, " ".join(present)))
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unreal.log_warning("POSE fin")
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unreal.SystemLibrary.quit_editor()
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main()
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