4位著名皇帝及其王国2x2网格纸材场景 AI图片提示词

2x2网格，16:9，为4位著名皇帝及其王国生成： type PaperColor = Sepia | Cream | Parchment | Shadow data Material = AgedPaper PaperColor -- B₁：场景中的一切必须为 Material 类型 data SceneElement = Figure Material | Prop Material | Page Material | Text Material -- B₂：Z-Stack 强制物理深度 data ZStack = Stack [SceneElement] -- 从背景（z=0）到前景（z=n）排序 -- B₄：光照是一个函数，接收 Z-Stack 并生成锐利的层叠阴影 raking_light :: ZStack -> Image raking_light stack = apply_directional_light stack (angle=Low, softness=Soft, shadow_sharpness=High) render :: ScientistArchetype -> Quote -> Image render s q = let figure = Figure (AgedPaper Cream) -- 科学家由纸构成 pages = Page (AgedPaper Sepia) text = Text (AgedPaper Parchment) -- 引文从纸上裁切而成 in raking_light (Stack [pages, text, figure, pages])