Camera.main

在Unity项目的C#代码中可以看到Camera.main.transform.position、Camera.main.transform.eulerAngles、Camera.main.transform.rotation等代码。

那么Camera.main是什么意思呢？

Camera类

A Camera is a device through which the player views the world.

Camera类包含以下静态变量：

allCameras	Returns all enabled cameras in the scene.
allCamerasCount	The number of cameras in the current scene.
current	The camera we are currently rendering with, for low-level render control only (Read Only).
main	The first enabled camera tagged "MainCamera" (Read Only).
onPostRender	Event that is fired after any camera finishes rendering.
onPreCull	Event that is fired before any camera starts culling.
onPreRender	Event that is fired before any camera starts rendering.

Description of Camera.main 

The first enabled camera tagged "MainCamera" (Read Only).

Returns null if there is no such camera in the scene.