Platform Defines
The platform defines that Unity supports for your scripts are:
| Property: | Function: |
|---|---|
| UNITY_EDITOR | #define directive for calling Unity Editor scripts from your game code. |
| UNITY_EDITOR_WIN | #define directive for Editor code on Windows. |
| UNITY_EDITOR_OSX | #define directive for Editor code on Mac OSX. |
| UNITY_STANDALONE_OSX | #define directive for compiling/executing code specifically for OS X (including Universal, PPC and Intel architectures). |
| UNITY_STANDALONE_WIN | #define directive for compiling/executing code specifically for Windows standalone applications. |
| UNITY_STANDALONE_LINUX | #define directive for compiling/executing code specifically for Linux standalone applications. |
| UNITY_STANDALONE | #define directive for compiling/executing code for any standalone platform (OS X, Windows or Linux). |
| UNITY_WII | #define directive for compiling/executing code for the Wii console. |
| UNITY_IOS | #define directive for compiling/executing code for the iOS platform. |
| UNITY_IPHONE | Deprecated. Use UNITY_IOS instead. |
| UNITY_ANDROID | #define directive for the Android platform. |
| UNITY_PS3 | #define directive for running PlayStation 3 code. |
| UNITY_PS4 | #define directive for running PlayStation 4 code. |
| UNITY_SAMSUNGTV | #define directive for executing Samsung TV code. |
| UNITY_XBOX360 | #define directive for executing Xbox 360 code. |
| UNITY_XBOXONE | #define directive for executing Xbox One code. |
| UNITY_TIZEN | #define directive for the Tizen platform. |
| UNITY_TVOS | #define directive for the Apple TV platform. |
| UNITY_WP_8 | #define directive for Windows Phone 8. |
| UNITY_WP_8_1 | #define directive for Windows Phone 8.1. |
| UNITY_WSA | #define directive for Windows Store Apps. Additionally, NETFX_CORE is defined when compiling C# files against .NET Core. |
| UNITY_WSA_8_0 | #define directive for Windows Store Apps when targeting SDK 8.0. |
| UNITY_WSA_8_1 | #define directive for Windows Store Apps when targeting SDK 8.1. |
| UNITY_WSA_10_0 | #define directive for Windows Store Apps when targeting Universal Windows 10 Apps. Additionally WINDOWS_UWP and NETFX_CORE are defined when compiling C# files against .NET Core. |
| UNITY_WINRT | Equivalent to UNITY_WP_8 | UNITY_WSA. |
| UNITY_WINRT_8_0 | Equivalent to UNITY_WP_8 | UNITY_WSA_8_0. |
| UNITY_WINRT_8_1 | Equivalent to UNITY_WP_8_1 | UNITY_WSA_8_1. This is also defined when compiling against Universal SDK 8.1. |
| UNITY_WINRT_10_0 | Equivalent to UNITY_WSA_10_0 |
| UNITY_WEBGL | #define directive for WebGL. |
| UNITY_ADS | #define directive for calling Unity Ads methods from your game code. Version 5.2 and above. |
| UNITY_ANALYTICS | #define directive for calling Unity Analytics methods from your game code. Version 5.2 and above. |
| UNITY_ASSERTIONS | #define directive for assertions control process. |
Also you can compile code selectively depending on the version of the engine you are working on. Currently the supported ones are:
| UNITY_2_6 | Platform define for the major version of Unity 2.6. |
| UNITY_2_6_1 | Platform define for specific version 1 from the major release 2.6. |
| UNITY_3_0 | Platform define for the major version of Unity 3.0. |
| UNITY_3_0_0 | Platform define for the specific version 0 of Unity 3.0. |
| UNITY_3_1 | Platform define for major version of Unity 3.1. |
| UNITY_3_2 | Platform define for major version of Unity 3.2. |
| UNITY_3_3 | Platform define for major version of Unity 3.3. |
| UNITY_3_4 | Platform define for major version of Unity 3.4. |
| UNITY_3_5 | Platform define for major version of Unity 3.5. |
| UNITY_4_0 | Platform define for major version of Unity 4.0. |
| UNITY_4_0_1 | Platform define for major version of Unity 4.0.1. |
| UNITY_4_1 | Platform define for major version of Unity 4.1. |
| UNITY_4_2 | Platform define for major version of Unity 4.2. |
最新Unity3D系统宏地址：http://docs.unity3d.com/Documentation/Manual/PlatformDependentCompilation.html