r600/sfn: Only fetch the constants that are needed in fdd*
The number of source components can be deternmined based on the number of dest components, and copying other components to the gradient get call is not required.
Closes #4557 (closed)
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
The number of source components can be deternmined based on the number of dest components, and copying other components to the gradient get call is not required.
Closes #4557 (closed)