Unity Products:Amplify Shader Editor/DDY

From Amplify Creations Wiki
Jump to navigation Jump to search

DDY Node

The DDY node outputs the partial derivatives of the specified Input value with respect to the screen space y-coordinate.
NOTE: For further information on how the derivatives are calculated please check the following link.


Nodes used: World Normal, DDY

Node Parameter Description Default Value
Input Value to be used in the DDY operation from which the variation in y will be calculated. Only visible if the respective input port is not connected. 0
Input Port Description Type
Input Value to be used in the DDY from which the variation in y will be calculated. Float [1]



  1. ^ Port automatically adapts to all connection types except Matrices and Sampler types.

Back to Node List