5 Returns the partial derivative of the input **In** with respect to the screen-space y-coordinate. This node can only be used in the pixel shader stage.
9 | Name | Direction | Type | Description |
10 |:------------ |:-------------|:-----|:---|
11 | In | Input | Dynamic Vector | Input value |
12 | Out | Output | Dynamic Vector | Output partial derivative value |
14 ## Generated Code Example
16 The following example code represents one possible outcome of this node.
19 void Unity_DDY_float4(float4 In, out float4 Out)