Unverified50% confidenceFactExact time
虚幻引擎4于2013年内置了基于物理的渲染（PBR）
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
The Progress and Bottlenecks of AI-Generated Video: Stunning Lighting, Questionable Logic
redditr/midjourney7/11/2026
Related Claims
UnverifiedUnity、Unreal Engine等主流引擎普遍采用PBR（基于物理的渲染）材质工作流78% similarUnverifiedPBR材质标准由迪士尼于2012年提出，被Unreal Engine、Unity、Blender Cycles等主流渲染器支持71% similarUnverifiedAround 2014, when Epic Games' Unreal Engine 4 and Unity 5 introduced PBR into real-time rendering pipelines, PBR became the industry standard in gaming.71% similarUnverifiedThere are differences in PBR workflow implementation across different rendering engines; Unreal Engine and the glTF standard use the Metallic-Roughness workflow, while some older engines use the Specular-Glossiness workflow.69% similarUnverifiedSince the PBR paradigm was introduced by Unreal Engine 4 and Unity 5 in the mid-2010s, it has become the de facto standard in the game and film industries.64% similar
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