"""Shared physical-law criteria definitions — single source of truth. Every module that needs law names, descriptions, or domain groupings should import from here instead of defining its own copy. """ from __future__ import annotations # ────────────────────────────────────────────────────────────────────────────── # Full bilingual criteria (Chinese + English) — used by VLM evaluation prompts # ────────────────────────────────────────────────────────────────────────────── CRITERIA_EN: dict[str, str] = { "gravity": "Do unsupported objects fall downward? Do thrown objects follow a curved trajectory? Does poured liquid fall with gravity?", "inertia": "Do stationary objects remain still unless acted upon? Do moving objects maintain their motion unless stopped by friction, collision, or an obstacle?", "momentum": "After collision, push, or pull, is the direction of motion reasonable? Ignore speed magnitude.", "impenetrability": "Do objects maintain impenetrability — no passing through each other?", "collision": "After impact, is there reasonable bounce/shatter/deformation? Does response match impact force?", "material": "Does each material respond according to its properties? (glass shatters, rubber bounces, metal is rigid, cloth deforms softly, etc.)", "buoyancy": "Do dense objects sink? Do wood/plastic float?", "displacement": "When you add more liquid or put an object into it, does the liquid level rise in a realistic way? Does it overflow when full?", "flow_dynamics": "Does the liquid's overall motion behave realistically over time — flowing along surfaces, spreading, draining naturally?", "boundary_interaction": "When the liquid hits a boundary such as a rock face, container wall, or floor, does it respond realistically? Do local splash, rebound, or split patterns on impact look physically plausible?", "fluid_continuity": "Does the liquid avoid disappearing or appearing out of nowhere? Small splashes that briefly break apart are okay.", "reflection": "Does the reflection roughly match objects and colors in the scene, and avoid completely unrelated content?", "shadow": "Are shadow directions consistent with light source? Do shadows move with objects?", } CRITERIA_ZH: dict[str, str] = { "gravity": "无支撑的物体（固体或液体）是否向下掉落？抛出的物体轨迹是否呈弧线下落？倾倒的液体是否沿重力方向落下？", "inertia": "静止物体是否保持静止？运动物体是否在没有摩擦、碰撞或障碍的情况下保持运动？", "momentum": "碰撞、推或拉后，物体运动方向是否合理？忽略速度大小", "impenetrability": "物体之间是否保持不可穿透，没有穿模？", "collision": "物体撞击后是否有合理的反弹/碎裂/变形？撞击力度与响应程度是否匹配？", "material": "每种材料的响应是否符合其属性？玻璃碎裂、橡胶弹回、金属坚硬、布料柔软变形。", "buoyancy": "密度大于水的物体是否下沉？木头/塑料等是否浮于水面？", "displacement": "当添加液体或物体浸入时，液面是否合理地上升？容器满后是否溢出？", "flow_dynamics": "液体整体流动是否符合物理——沿表面流动、铺展、排出是否自然？", "boundary_interaction": "液体撞击边界（如岩壁、杯壁、地面）时，局部交互是否合理？撞击后的飞溅、反弹或分流形态是否物理上可信？", "fluid_continuity": "液体是否保持物理连续性与质量守恒——无不合理的断裂、消失或凭空生成？短暂飞溅分离可接受。", "reflection": "镜子/光滑表面中的反射内容是否大致匹配场景中的物体和颜色，没有完全不相关的内容。", "shadow": "阴影方向是否与光源位置一致？物体移动时阴影是否同步移动？", } # Backward-compatible alias — defaults to English CRITERIA = CRITERIA_EN # Re-export sub-question definitions (defined in evals/sub_questions.py) from evals.sub_questions import SUB_QUESTIONS, SubQuestion # noqa: F401 from dataclasses import dataclass, field # ────────────────────────────────────────────────────────────────────────────── # Human-eval Rating Instrument — structured criteria for human annotators # ────────────────────────────────────────────────────────────────────────────── @dataclass class HumanCriterion: """A single criterion in the human-eval rating instrument.""" key: str # e.g. "gravity" code: str # e.g. "A1" domain: str # e.g. "Solid-Body Mechanics" name: str # e.g. "Gravity" question: str # Full question text note: str = "" # Optional guidance note name_zh: str = "" # Chinese name question_zh: str = "" # Chinese question text note_zh: str = "" # Chinese guidance note scale: list[int | str] = field(default_factory=lambda: [1, 2, 3, 4, 5, "N/A"]) HUMAN_CRITERIA: list[HumanCriterion] = [ # ── G. General ─────────────────────────────────────────────────────────── HumanCriterion( key="persistence", code="G1", domain="General", name="Object Persistence", question="To what extent do objects maintain consistent appearance, shape, and existence throughout the video?", name_zh="物体持久性", question_zh="物体在整个视频中在多大程度上保持了一致的外观、形状和存在？", ), HumanCriterion( key="PTV", code="G2", domain="General", name="Temporal Coherence", question="To what extent does the temporal sequence of physical events follow a physically plausible order?", note="Evaluate whether event ordering is logically consistent (e.g., objects break before scattering, liquid is poured before it flows).", name_zh="时序连贯性", question_zh="物理事件的时间顺序在多大程度上遵循了物理上合理的顺序？", note_zh="例如，物体先碎裂再散开，液体先被倒出再流动。", ), HumanCriterion( key="SA", code="G3", domain="General", name="Prompt Alignment", question="To what extent does the video content align with the text prompt?", note="Evaluate whether the depicted scene, objects, actions, and overall narrative correspond to the prompt description.", name_zh="提示词对齐", question_zh="视频内容在多大程度上与文本提示词一致？", note_zh="评估所描绘的场景、物体、动作和整体叙事是否与提示词描述相对应。", ), # ── A. Solid-Body Mechanics ────────────────────────────────────────────── HumanCriterion( key="gravity", code="A1", domain="Solid-Body Mechanics", name="Gravity", question="To what extent do objects and liquids move in accordance with gravity?", note="e.g., unsupported objects fall downward, projectiles follow curved trajectories, poured liquids descend.", name_zh="重力", question_zh="物体和液体在多大程度上按照重力运动？", note_zh="例如，无支撑的物体向下掉落，抛射物沿弧线轨迹运动，倾倒的液体向下流。", ), HumanCriterion( key="inertia", code="A2", domain="Solid-Body Mechanics", name="Inertia", question="To what extent do objects maintain their state of motion — remaining stationary or continuing to move — in the absence of a plausible external force?", note="Penalise significant spontaneous motion or unexplained stopping with no identifiable cause.", name_zh="惯性", question_zh="在没有合理外力的情况下，物体在多大程度上保持其运动状态——静止的保持静止，运动的继续运动？", note_zh="对无明确原因的显著自发运动或无故停止予以扣分。", ), HumanCriterion( key="momentum", code="A3", domain="Solid-Body Mechanics", name="Momentum", question="To what extent are post-collision directions of motion physically plausible?", note="Evaluate direction only; ignore speed magnitude.", name_zh="动量", question_zh="碰撞后物体的运动方向在多大程度上是物理合理的？", note_zh="仅评估方向；忽略速度大小。", ), HumanCriterion( key="impenetrability", code="A4", domain="Solid-Body Mechanics", name="Impenetrability", question="To what extent do solid objects maintain impenetrability, avoiding passage through one another?", name_zh="不可穿透性", question_zh="固体物体在多大程度上保持不可穿透，避免相互穿过？", ), HumanCriterion( key="collision", code="A5", domain="Solid-Body Mechanics", name="Collision Response", question="To what extent do objects exhibit physically plausible responses to impact, proportional to the applied force?", note="e.g., bouncing, shattering, deforming.", name_zh="碰撞响应", question_zh="物体在多大程度上表现出与施加力成比例的物理合理碰撞响应？", note_zh="例如，弹跳、碎裂、变形。", ), HumanCriterion( key="material", code="A6", domain="Solid-Body Mechanics", name="Material Properties", question="To what extent do objects respond in ways consistent with their apparent material properties?", note="e.g., glass shatters, rubber bounces, metal dents, fabric drapes.", name_zh="材料属性", question_zh="物体在多大程度上以符合其表观材料属性的方式做出响应？", note_zh="例如，玻璃碎裂、橡胶弹跳、金属凹陷、布料垂坠。", ), # ── B. Fluid Dynamics ──────────────────────────────────────────────────── HumanCriterion( key="buoyancy", code="B1", domain="Fluid Dynamics", name="Buoyancy", question="To what extent do objects sink or float in a manner consistent with their apparent density?", name_zh="浮力", question_zh="物体在多大程度上以符合其表观密度的方式下沉或漂浮？", ), HumanCriterion( key="displacement", code="B2", domain="Fluid Dynamics", name="Displacement", question="When volume is added or an object is submerged, to what extent does the liquid level rise in a physically plausible manner?", note="e.g., level rises proportionally; container overflows when full.", name_zh="液面变化", question_zh="当添加液体或物体浸入时，液面是否合理地上升？", note_zh="例如，液面按比例上升；容器满时溢出。", ), HumanCriterion( key="flow_dynamics", code="B3", domain="Fluid Dynamics", name="Flow Dynamics", question="To what extent does liquid flow along surfaces, spread, and drain in a physically plausible manner?", note="Ignore brief splash details. Penalise unphysical acceleration, sudden stops, or unsupported uphill flow.", name_zh="流体动力学", question_zh="液体在多大程度上以物理合理的方式沿表面流动、铺展和排出？", note_zh="忽略短暂飞溅细节。对非物理的加速、突然停止或无支撑的上坡流动予以扣分。", ), HumanCriterion( key="boundary_interaction", code="B4", domain="Fluid Dynamics", name="Boundary Interaction", question="To what extent does liquid splash, rebound, or split in a physically plausible manner when hitting a boundary?", note="e.g., container walls, rock faces, floors.", name_zh="边界交互", question_zh="液体撞击边界时，其飞溅、反弹或分流在多大程度上是物理合理的？", note_zh="例如，容器壁、岩面、地面。", ), HumanCriterion( key="fluid_continuity", code="B5", domain="Fluid Dynamics", name="Fluid Continuity", question="Does the liquid avoid disappearing or appearing out of nowhere?", note="Small splashes that briefly break apart are okay.", name_zh="流体连续性", question_zh="液体在多大程度上避免了非物理的碎裂、消失或凭空生成？", note_zh="短暂的、物理合理的飞溅分离可以接受。", ), # ── C. Optical Physics ─────────────────────────────────────────────────── HumanCriterion( key="reflection", code="C1", domain="Optical Physics", name="Reflection", question="To what extent do reflective surfaces display content that is physically plausible given the surrounding scene?", note="Evaluate whether reflected objects and colours broadly correspond to the scene. Do not require precise geometric mirroring.", name_zh="反射", question_zh="反射表面在多大程度上显示了与周围场景物理合理的内容？", note_zh="评估反射的物体和颜色是否大致对应场景。不要求精确的几何镜像。", ), HumanCriterion( key="shadow", code="C2", domain="Optical Physics", name="Shadow", question="To what extent are shadows physically plausible in their direction, placement, and movement relative to light sources and objects?", name_zh="阴影", question_zh="阴影的方向、位置和运动在多大程度上相对于光源和物体是物理合理的？", ), ] #: Quick lookup by criterion key for human-eval criteria. HUMAN_CRITERIA_BY_KEY: dict[str, HumanCriterion] = {c.key: c for c in HUMAN_CRITERIA} def get_criteria_text(law_name: str) -> str: """Build full criteria text for a law, preferring HumanCriterion when available.""" criterion = HUMAN_CRITERIA_BY_KEY.get(law_name) if criterion: text = criterion.question if criterion.note: text += f" ({criterion.note})" return text return CRITERIA.get(law_name, "") #: Domain grouping for human-eval criteria. HUMAN_DOMAINS: dict[str, list[HumanCriterion]] = {} for _c in HUMAN_CRITERIA: HUMAN_DOMAINS.setdefault(_c.domain, []).append(_c) #: Ordered list of all 13 physical laws (stable order for tabular reporting). ALL_LAWS: list[str] = list(CRITERIA_EN.keys()) # ────────────────────────────────────────────────────────────────────────────── # Domain → criteria-key groupings # ────────────────────────────────────────────────────────────────────────────── def _subs(keys: list[str]) -> list[tuple[str, str]]: """Return list of (key, bilingual_description) tuples for the given keys.""" return [(k, CRITERIA[k]) for k in keys] #: "fluid" domain covers liquid behaviour only (not smoke, steam, or other gases). #: Maps each physical domain to its list of (law_key, description) pairs. DOMAIN_SUBSCORES: dict[str, list[tuple[str, str]]] = { "mechanics": _subs(["gravity", "inertia", "momentum", "impenetrability", "collision", "material"]), "collision": _subs(["collision", "impenetrability", "momentum", "material"]), "gravity": _subs(["gravity", "inertia"]), "buoyancy": _subs(["buoyancy", "displacement"]), "fluid": _subs(["flow_dynamics", "boundary_interaction", "fluid_continuity"]), "lighting": _subs(["reflection", "shadow"]), }