DDY Node
Description
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.
Ports
Name | Direction | Type | Description |
---|---|---|---|
In | Input | Dynamic Vector | Input value |
Out | Output | Dynamic Vector | Output partial derivative value |
Generated Code Example
The following example code represents one possible outcome of this node.
void Unity_DDY_float4(float4 In, out float4 Out)
{
Out = ddy(In);
}