[unity introduction program] basic concept - preform prefab

Catalog

Official documents

my Unity edition

1 The function of prefabricated parts

2 Definition of prefabricated parts

3 Advantages of prefabricated parts

4 Creation of prefabricated parts & Use

4.1 establish

4.2 Use

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Official documents

Preforms - Unity manual

my Unity edition

2021.3.6

1 The function of prefabricated parts

unity We usually need to add some rigid bodies to game objects 、 Collision body and other components achieve some effects , But when you meet the same NPC、 When the props in the scene need to be reused in the scene , If you just add components step by step , It's going to be very inefficient , This is what we want to package the same object that needs to be copied , Copy and paste directly when you need it .

Prefabricated parts are unity A resource type provided to the user to implement the above operations .

2 Definition of prefabricated parts

• Preforms （prefab） It's a kind of assert The resource type ;
• Prefabricated parts are used to store game objects （GameObject） Object and its supporting components and properties ;
• Prefabricated parts act as a form function , It is a reusable resource template ;

3 Advantages of prefabricated parts

Since it is a packaged resource template , Then the advantages are clearly visible . It can easily modify the content of the project on a large scale , There is no need to edit every single object repeatedly , Save a lot of time .

4 Creation of prefabricated parts & Use

4.1 establish

• Right click the folder -> Create -> Prefab, You can create a prefabricated part ;

 

• Drag the object in the scene that you want to copy to this prefabrication resource -> There is no selection in the pop-up prompt box Replace -> Create a reusable resource template ;

• here , The icon in front of the original object has also changed , From wireframe  -> Solid  ; There are also more property panels Prefab attribute .

  

4.2 Use

It's easy to use , Or drag it directly Scene View , or ctrl+D copying .