Types/IconSpecification: Difference between revisions

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</p><p>This wiki page is no longer updated and '''will be removed at some point in the future''', so please update your browser bookmarks or other links that sent you here. If you'd like to contribute to the new docs, you can leave your feedback [https://forums.factorio.com/viewforum.php?f=233 on the forums].</p></div>
== Basics ==
Specifies the icon of an entity/item/technology/recipe etc. The properties are specified directly in the prototype, not in another sub-property.
Either <code>icons</code> and optionally <code>icon_size</code>, or both <code>icon</code> and <code>icon_size</code> have to be specified. If both <code>icons</code> and <code>icon</code> are defined, <code>icon</code> is ignored.
== Prototype properties: Option 1 ==
=== icons ===
'''Type''': [[Types/table]] of [[Types/IconData]]
Can't be an empty table. See [[Types/IconData#Notes]] for further notes on icon layering and its behaviour.
=== icon_size ===
'''Type''': [[Types/SpriteSizeType]]
Mandatory if <code>icon_size</code> is not specified inside all instances of [[Types/IconData]] inside <code>icons</code>. The size of the square icon, in pixels, e.g. 32 for a 32px by 32px icon.
=== icon_mipmaps ===
'''Type''': [[Types/uint8]]
'''Default''': 0
Icons of reduced size will be used at decreased scale. 0 or 1 mipmaps is a single image. The file must contain 1/2 size images with a geometric-ratio, for each mipmap level. Each next level is aligned to the upper-left corner. Example sequence: 128x128@(0,0), 64x64@(128,0), 32x32@(196,0) is 3 mipmaps.<br>See also [https://factorio.com/blog/post/fff-291 Factorio Friday Facts #291] about the visual effects of icon mipmaps.
== Prototype properties: Option 2 ==
=== icon ===
'''Type''': [[Types/FileName]]
Path to the icon file.
=== icon_size ===
'''Type''': [[Types/SpriteSizeType]]
Mandatory. The size of the square icon, in pixels, e.g. 32 for a 32px by 32px icon.
=== icon_mipmaps ===
'''Type''': [[Types/uint8]]
'''Default''': 0
Icons of reduced size will be used at decreased scale. 0 or 1 mipmaps is a single image. The file must contain 1/2 size images with a geometric-ratio, for each mipmap level. Each next level is aligned to the upper-left corner. Example sequence: 128x128@(0,0), 64x64@(128,0), 32x32@(196,0) is 3 mipmaps.<br>See also [https://factorio.com/blog/post/fff-291 Factorio Friday Facts #291] about the visual effects of icon mipmaps.
== Examples ==
Simple icon with size:
<syntaxhighlight lang="lua">
  icon = "__base__/graphics/icons/fluid/heavy-oil.png",
  icon_size = 32,
</syntaxhighlight>
Layered icon, size defined outside of layers:
<syntaxhighlight lang="lua">icon_size = 32,
icons = {
  {
    icon = "__base__/graphics/icons/fluid/barreling/empty-barrel.png"
  },
  {
    icon = "__base__/graphics/icons/fluid/barreling/barrel-side-mask.png",
    tint = { a = 0.75,  b = 0, g = 0, r = 0 }
  },
  {
    icon = "__base__/graphics/icons/fluid/barreling/barrel-hoop-top-mask.png",
    tint = { a = 0.75, b = 0.5, g = 0.5, r = 0.5 }
  }
}</syntaxhighlight>
Layered icon, size defined per layer:
<syntaxhighlight lang="lua">icons = {
  {
    icon = "__base__/graphics/icons/fluid/barreling/barrel-empty.png",
    icon_size = 32
  },
  {
    icon = "__base__/graphics/icons/fluid/barreling/barrel-empty-side-mask.png",
    icon_size = 32,
    tint = { a = 0.75, b = 0, g = 0, r = 0 }
  },
  {
    icon = "__base__/graphics/icons/fluid/barreling/barrel-empty-top-mask.png",
    icon_size = 32,
    tint = { a = 0.75, b = 0.5, g = 0.5, r = 0.5 }
  },
  {
    icon = "__base__/graphics/icons/fluid/crude-oil.png",
    icon_size = 32,
    scale = 0.5,
    shift = {7, 8 }
  }
}</syntaxhighlight>
{{Prototype property type usage|{{FULLPAGENAME}}}}

Latest revision as of 14:32, 25 October 2024

The prototype docs have moved to a new website with an improved format. This documentation can now be found here: https://lua-api.factorio.com/latest/index-prototype.html

This wiki page is no longer updated and will be removed at some point in the future, so please update your browser bookmarks or other links that sent you here. If you'd like to contribute to the new docs, you can leave your feedback on the forums.

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