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透视投影

透视投影是为了获得接近真实三维物体的视觉效果而在二维的纸或者画布平面上绘图或者彩现的一种方法，它也称为透视图。透视投影的绘制必须根据已有的几何规则进行。

  • 参见透视中关于单点、两点以及三点透视投影的论述。
  • 所有平面的透视图都有一定程度的失真，就像将地球表面绘制到平面地图上出现的失真一样。参见透视投影失真。

下面是一些基本的透视投影绘图规则的术语。

透视投影

参见

  • 绘画中的透视绘图。照片可以自动地表现照相机处看到的透视投影。艺术家根据照片就可以绘制出正确的透视投影场景。如果所要绘制的图像与照片尺寸不同，则需要对照片进行正确的缩放。这可以很容易地通过比例规来实现。
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透视投影
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