推荐回答(4个)
1、我们就在软件中建立一个圆柱体的模型。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F472309f790529822639d132ad9ca7bcb0b46d4a8%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
2、选择前视图选择圆柱体模型,我们可以看到轴心位于圆柱体地面中心位置,在实际应用中,有时需要将轴心移动。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F30adcbef76094b36e43b3104adcc7cd98c109da9%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3、点击层次按钮,会出现下拉菜单,在其中选中“仅影响轴”选项。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fd0c8a786c9177f3ee8aad6e47ecf3bc79e3d56b8%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
4、然后,在点击工具栏中的“选择并移动图标”。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F83025aafa40f4bfb3e22b4bd0d4f78f0f636186c%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
5、然后回到前视图,进行轴心位置的移动即可。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fcdbf6c81800a19d8c3edaeec3dfa828ba71e4668%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
6、移动好模型的轴心位置后,再次点击蓝色凸显的仅影响轴,将其关闭,这样模型的轴心点就被移动了。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fdbb44aed2e738bd457c898d8af8b87d6267ff96a%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3Dmax更改选中点的坐标值步骤如下:
1、在右边有一个设计的小框框,注意看红色的框选部分。点击层次——轴——调整轴——仅影响轴,然后就会在工作界面显示一个坐标轴的可编辑图标,我们按一下W,然后就可以将坐标原点拖动到我们想要的地方。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F35a85edf8db1cb131cc435f6d354564e93584ba1%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
2、如果在拖动的过程中需要旋转模型,可以使用键盘上面的“ALT”+鼠标中间配合使用就可以旋转模型了,在大家拖动左边的时候可以以另外三个工作面作为参考来拖动我们的坐标系。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F241f95cad1c8a786b9ee43eb6909c93d71cf500a%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3、完成以后,我们将仅影响轴在点击一下就行了,现在坐标原点就在我们需要的点了。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F48540923dd54564ecba5eddcbdde9c82d0584f16%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
在视口上选中一个点,用鼠标激活工具栏移动按钮(或按一下键盘的w键激活)
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Ffaf2b2119313b07e0264fd060ad7912396dd8ce7%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
然后在移动工具上点右键弹出下图移动变换输入对话框(或按一下键盘的f12按钮弹出)
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fdbb44aed2e738bd4c25d1d3fa78b87d6277ff944%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
(绝对:世界)是直接改这个点的世界坐标参数,(偏移:屏幕)后边是增加或减少这个点的自身轴向坐标参数
类似的面板在max的下方有个迷你输入框,用法跟上图的一样
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F3812b31bb051f819e070a944dcb44aed2e73e763%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
点击一下
按钮切换成下图的偏移输入模式
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F060828381f30e924ce10363f4a086e061d95f70c%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
选中的时候显示是点本身位置的值,你点一下,然后不要去点其它地方,直接在X下面改,如果点到其它地方会显示世界座标或者其它坐标
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