冬季雪景氛围感渲染

{
  "task": "基于用户上传底图生成渲染图",
  "constraints": {
    "composition": "严格遵循参考图的构图和视角",
    "modification": "完全不要修改构图特征",
    "operation": "仅对原图进行渲染操作"
  },
  "input": {
    "base_image": "用户上传底图"
  },
  "output": {
    "type": "渲染图",
    "description": "保持原有构图不变的渲染效果图"
  },
  "style_parameters": {
    "scene_type": "建筑可视化渲染 | 冬季雪景景观 | 现代建筑",
    
    "weather_climate": {
      "season": "深冬",
      "weather_condition": "雪后初晴",
      "snow_coverage": ["地面厚积雪", "屋顶积雪层", "树枝雾凇效果", "雪堆自然起伏"],
      "atmospheric_effects": ["清冽冷空气", "细微雪粉悬浮", "远处薄雾", "低温冷凝效果"],
      "sky_condition": "淡蓝冷调天空，柔和均匀云层，无强烈阳光"
    },
    "lighting_atmosphere": {
      "time_of_day": "傍晚蓝调时刻",
      "light_quality": ["柔和漫射光", "冷色温主导(6500K-8000K)", "低角度斜射光"],
      "interior_lighting": ["暖黄色室内灯光(3000K)", "玻璃内透", "大堂照明溢出", "垂直中庭灯光"],
      "reflections": ["玻璃反射天空冷蓝", "地面积水反光", "雪面细微闪光"],
      "shadow_characteristics": ["柔和边缘阴影", "雪地散射光补光", "建筑投射长影"]
    },
    "landscape_vegetation": {
      "winter_vegetation": ["落叶乔木(无叶枝干)", "灌木丛积雪覆盖", "观赏草枯黄色泽", "常绿针叶树点缀"],
      "ground_cover": ["人行道融雪湿滑", "花坛雪堆", "冰晶质感", "脚印车辙痕迹"],
      "trees_details": ["枝桠积雪", "前景树枝框架构图", "透明冰挂", "树皮湿润质感"],
    },
    "human_elements": {
      "figures": ["冬季服装(厚外套/围巾/背包)", "自然行走姿态", "小尺度人物(体现建筑尺度)", "远景模糊人群"],
      "seasonal_props": ["雪人(桶状帽子/胡萝卜鼻子/树枝手臂)", "冬季活动痕迹"],
      "lifestyle": ["日常通勤", "休闲散步", "建筑使用场景"]
    },
    "material_surface": {
      "snow_properties": ["新鲜粉雪", "压实雪面", "半融化冰晶", "雪与材质交界"],
      "glass_reflection": ["环境映射", "天空反射", "室内灯光透射"],
      "metal_texture": ["磨砂金属", "环境光遮蔽", "细微结霜"],
      "ground_materials": ["深色石材铺装", "防滑地砖", "湿润反光面"]
    },
    "camera_composition": {
      "viewpoint": "人视角度(eye level), 1.6m高度",
      "focal_length": "35-50mm等效焦距(自然透视)",
      "framing": ["前景树枝框架", "S型道路引导线", "中景建筑主体", "远景塔楼层次"],
      "depth_of_field": "前景略虚(f/2.8效果), 建筑主体清晰, 远景轻微雾化",
      "angle": "微微仰视(5-10度), 展现建筑体量感"
    },
    "rendering_technique": {
      "render_engine": "V-Ray/Corona/Arnold照片级渲染",
      "post_processing": ["轻微蓝调色彩分级", "高光柔和化", "对比度适中", "细节锐化"],
      "quality_markers": ["8K分辨率", "光线追踪全局照明", "材质细分曲面", "体积光效果"],
      "style_reference": "MIR/Brick/Snøhetta风格建筑表现图"
    },
    "color_palette": {
      "dominant": ["冷灰蓝(#A4B8C4)", "雪白(#F5F7FA)", "深冰蓝(#6B8BA4)"],
      "accent": ["暖金(#D4AF37)", "室内暖黄(#FFE4B5)", "枯木褐(#8B7355)"],
      "contrast": ["低饱和冷色基调", "暖色点光源点缀", "中性灰过渡"]
    },
    "mood_narrative": {
      "atmosphere": "清冷静谧的北欧冬日氛围",
      "emotional_tone": ["宁静祥和", "现代都市的温暖庇护感", "季节变换的诗意"],
      "story_elements": ["归家动线", "冬日生活场景", "建筑与自然和谐共生"]
    }
  }
}