You may insert the same map into the Displacement in the same way, only treat it beforehand changing the colours into the shades of grey with parameter 1.

你也可以给置换通道应用同样的贴图，不过要先将颜色去掉变成灰度图，并将属性设为1。

youdao

The much-anticipated film adaptation of the best-selling novel Fifty Shades of Grey will be release on 13 February.

万众期待的由畅销小说《五十度灰》改编的电影将在2月13日上映。

youdao

The fall air is clear, and the colors are sharp, shades of brown, gold, and grey.

秋季的空气是清新的，有着棕色、金色、灰色等鲜明的色彩。

youdao

Sure, someone might self-publish the next 50 Shades of Grey.

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Said covers will come in red, yellow, black and white, offering a splash of color to the three understated monochrome shades (white, grey and black) of the hardware.

ENGADGET

"By way of comparison, the latest phenomenon in the book trade, Fifty Shades of Grey, sold 664, 000 in its highest week of sales so far, " said David Walter from Nielsen BookScan, which has been monitoring book sales in the UK since 1998.

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