Removed unnecessary getValue() calls in Clamp::processChannelData.
Removed unnecessary getValue() calls in Clamp::processChannelData.

We were getting the colour value (4 getValue() calls) and then accessing the component we wanted - getting just the value from the specific child plug we need removes this overhead.

hradec/gaffer,appleseedhq/gaffer,ivanimanishi/gaffer,GafferHQ/gaffer,appleseedhq/gaffer,chippey/gaffer,goddardl/gaffer,GafferHQ/gaffer,lucienfostier/gaffer,goddardl/gaffer,cedriclaunay/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,hradec/gaffer,lucienfostier/gaffer,hradec/gaffer,GafferHQ/gaffer,ImageEngine/gaffer,ivanimanishi/gaffer,ImageEngine/gaffer,johnhaddon/gaffer,appleseedhq/gaffer,ivanimanishi/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,lucienfostier/gaffer,appleseedhq/gaffer,boberfly/gaffer,lucienfostier/gaffer,andrewkaufman/gaffer,goddardl/gaffer,cedriclaunay/gaffer,boberfly/gaffer,goddardl/gaffer,boberfly/gaffer,andrewkaufman/gaffer,davidsminor/gaffer,ImageEngine/gaffer,ivanimanishi/gaffer,andrewkaufman/gaffer,davidsminor/gaffer,chippey/gaffer,boberfly/gaffer,johnhaddon/gaffer,chippey/gaffer,cedriclaunay/gaffer,johnhaddon/gaffer,cedriclaunay/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,davidsminor/gaffer,hradec/gaffer,chippey/gaffer,davidsminor/gaffer,hradec/gaffer,GafferHQ/gaffer