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3.8 课堂练习:春天的色彩
01 按Ctrl+O快捷键,打开素材文件,如图3-142所示。选择魔棒工具,在工具选项栏中将“容差”设置为32,在白色背景上单击,选中背景,如图3-143所示。
02 按住Shift键并在漏选的背景上单击,将其添加到选区中,如图3-144和图3-145所示。
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18967.jpg?sign=1738870735-OYwdLxxix2TARYeICn9Ni1vDPk465XPR-0-ed2b4d49a09112877ac34d70f501f3bd)
图3-142
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18968.jpg?sign=1738870735-XOKLWd6qiUfojP1nvNqBZM0KFDks04OF-0-3bb01f816e53aaa4095c3956a3a0fb5a)
图3-143
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18969.jpg?sign=1738870735-Q3uzIzkitmxl4QJDFkGNamnmjsRYzlx0-0-7c432079567e3d3fa56148602f64f0d0)
图3-144
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18970.jpg?sign=1738870735-BtauIT6qHhF1DnJZB8RCtO60iGHZrxum-0-12e0c037b3f90d7a30673df7e04b7f4d)
图3-145
03 执行“选择>反向”命令反转选区,选中手、油漆桶和油漆,如图3-146所示。按Ctrl+C快捷键复制图像。打开另一个文件,按Ctrl+V快捷键,将图像粘贴到该文档中,并使用移动工具拖至画面右上角,如图3-147所示。
04 单击“图层”面板底部的按钮,添加蒙版。选择画笔工具
,在工具选项栏中选择柔角笔尖并设置不透明度为50%,在油漆底部涂抹,通过蒙版将其遮盖,如图3-148和图3-149所示。
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18983.jpg?sign=1738870735-iABBobFerJIsxE3DIzEIFi8j5akqI8Ft-0-a0faeb251391007ff9729a4c0d6ee3e0)
图3-146
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18984.jpg?sign=1738870735-mAeO8o1IepRUqAid9JFrMYmS1uSS4g6d-0-dd169357676d0efa9896642ec953c589)
图3-147
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18985.jpg?sign=1738870735-FZkW1fRvM2aKg7YdabFFLE9Jvt16K41w-0-7691f88764e8a58cca152fde948fd109)
图3-148
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P69_18986.jpg?sign=1738870735-WONLneB8sO3GNB3YyOneu4X0ttYsgKKi-0-fbb1fe0373baf0d6f66c8afef996d50a)
图3-149
05 选择“背景”图层,如图3-150所示。使用矩形选框工具创建选区,如图3-151所示。
06 单击“调整”面板中的按钮,创建一个“色相/饱和度”调整图层,在“属性”面板中选择“黄色”选项,将选中的树叶调整为红色,如图3-152和图3-153所示。
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P70_19140.jpg?sign=1738870735-B5rXLqAS3qB1YBIubbj22w57ccsoF8DZ-0-89fd3139b6103b575392c8f7d7e971fd)
图3-150
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P70_19141.jpg?sign=1738870735-NPPYs56wLZi1ft14ibeOod3YOpOslkEX-0-1314924cc64c2850e31eb3d6e218dd81)
图3-151
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P70_19142.jpg?sign=1738870735-XLLPJqkPcqZNbNEwrmkozTiEpogsVl6x-0-19213575173580bab0452be47daa7120)
图3-152
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P70_19143.jpg?sign=1738870735-E637yZi1JSfr4dlXmv76R0flc5lBhTD4-0-829ab4de6b83add58900828b4f568d81)
图3-153
07 使用画笔工具在草地上涂抹黑色,通过蒙版遮盖调整效果,以便将草地恢复为黄色,如图3-154和图3-155所示。
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P70_19150.jpg?sign=1738870735-o5E4U68OVRY28HpjMCrhcCLxRkOdWhjX-0-81374fd82f743ee532c99cac42379484)
图3-154
![](https://epubservercos.yuewen.com/6999C9/15253387804117106/epubprivate/OEBPS/Images/Figure-P70_19151.jpg?sign=1738870735-Wct1VdbN3DvW1ST2DphCuRqJcy8XzFzL-0-8baa29b3eea7de4a9e046f2185fc6e7c)
图3-155