ic-light-native。给定FG，生成BG和Relight。如果要保留FG对象的原始颜色，则可以将FG对象放在潜在空间中以进一步指导一代。(IC-Light-Native. Given FG,Generate BG and relight.If you want to keep the original color of the fg object, you can put the fg object in the latent space to further guide the generation.)