This article explores the creation and application of high-quality glass textures tailored for physically based rendering workflows in games, architectural visualization, and visual effects. It covers the acquisition of glass surface details through photogrammetry and scanning, procedural and photographic texture authoring techniques, and the generation of comprehensive PBR maps including BaseColor, Normal, Roughness, Metallic, Ambient Occlusion, and Height. Emphasis is placed on seamless tiling, micro-variation strategies, and calibration to ensure realism across different glass types such as clear, frosted, stained, and aged variants. The guide also examines UDIM texturing workflows, optimization for real-time engines, and practical integration within Blender, Unity, and Unreal Engine. C…