$bumpmap: Difference between revisions

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{{Language subpage|title=$bumpmap}}
{{Language subpage}}
[[Image:Brickwall021a normalcompare.jpg|thumb|A material's [[albedo]] (left) compared to its bump map.]]
[[File:Brickwall021a normalcompare.jpg|thumb|A material's [[albedo]] (left) compared to its bump map.]]
[[Image:Example of bump mapping.jpg|thumb|The above material in-game.]]
[[File:Example of bump mapping.jpg|thumb|The above material in-game.]]


{{Shaderparam|$bumpmap}} It specifies a [[texture]] that will provide three-dimensional lighting information for a material. The texture is a [[bump map]], but the process it is used for is called [[Wikipedia:Normal mapping|normal mapping]]. The two terms are often used interchangeably, however.
{{Format|$bumpmap|type=s2|nocat=1}} It specifies a [[texture]] that will provide three-dimensional lighting information for a material. The texture is a [[bump map]], but the process it is used for is called [[Wikipedia:Normal mapping|normal mapping]]. The two terms are often used interchangeably, however.


{{ModernWarning|<code>$bumpmap</code> will disable {{ent|prop_static}}'s per-vertex lighting in every Source game before {{csgobranch|4}}.<br>
{{ModernWarning|<code>$bumpmap</code> will disable {{ent|prop_static}}'s per-vertex lighting in every Source game before {{csgobranch|4}}.<br>

Revision as of 09:02, 24 August 2023

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A material's albedo (left) compared to its bump map.
The above material in-game.

Template:Format It specifies a texture that will provide three-dimensional lighting information for a material. The texture is a bump map, but the process it is used for is called normal mapping. The two terms are often used interchangeably, however.

Template:ModernWarning

Template:ModernNote Template:ModernBug

Basic Syntax

LightmappedGeneric
{
	$basetexture	brick/brickwall021a
	$surfaceprop	brick
	$bumpmap		brick/brickwall021a_normal
}

Additional Parameters

$bumptransform $bumpframe $nodiffusebumplighting $ssbump $forcebump $bump_force_on $addbumpmaps $bumpmap2 $bumpframe2 $bumptransform2 $bumpmask $bumpdetailscale1

Console Commands

mat_fastnobump <booleanRedirectInput/boolean>
Quickly enables/disabled normal mapping.
mat_normalmaps <booleanRedirectInput/boolean>
Displays the bump map texture of all materials that have one in place of their albedo.
(Yes, these two commands have bump and normal the wrong way around!)
mat_bumpmap <booleanRedirectInput/boolean>
Enable or disable normal mapping. Default 1.

See Also