光的色温。 在计算光源的最终颜色时，会将相对色温（缩写为 CCT）乘以颜色过滤器。从理想黑体发出的电磁辐射的色温定义为其以开尔文为单位的表面温度。根据 D65 标准，白色光色温为 6500K。蜡烛光色温为 1800K。 如果要使用 lightsUseCCT，必须启用 lightsUseLinearIntensity 以确保物理上的正确输出。 另请参阅：GraphicsSettings.lightsUseLinearIntensity、GraphicsSettings.lightsUseCCT。
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