They create a black and white mask of the contribution of each single light, allowing us to boost or decrease the intensity and color correct separately every single light source.

它们给每束光创建了一个黑白遮罩，可以允许我们增加或减少亮度，并给每束光源单独纠正颜色。

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Rebuilding is expected to provide a major boost to GDP, though pace the parable of the broken window, the statistics may mask the economic damage.

FORBES: Parsing The Economic Impact Of The Japanese Disaster