Merge pull request #27231 from Chaosus/smoothstep

Added smoothstep built-in function
This commit is contained in:
Rémi Verschelde
2019-04-08 10:03:42 +02:00
committed by GitHub
10 changed files with 91 additions and 1 deletions

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@ -204,7 +204,14 @@
<constant name="COLORN" value="62" enum="BuiltinFunc">
Return the [Color] with the given name and alpha ranging from 0 to 1. Note: names are defined in color_names.inc.
</constant>
<constant name="FUNC_MAX" value="63" enum="BuiltinFunc">
<constant name="MATH_SMOOTHSTEP" value="63" enum="BuiltinFunc">
Return a number smoothly interpolated between the first two inputs, based on the third input. Similar to [code]MATH_LERP[/code], but interpolates faster at the beginning and slower at the end. Using Hermite interpolation formula:
[codeblock]
var t = clamp((weight - from) / (to - from), 0.0, 1.0)
return t * t * (3.0 - 2.0 * t)
[/codeblock]
</constant>
<constant name="FUNC_MAX" value="64" enum="BuiltinFunc">
The maximum value the [member function] property can have.
</constant>
</constants>