www.gusucode.com > sigdemos 工具箱matlab源码程序 > sigdemos/private/scalingfactor.m
function k = scalingfactor(x,v,Tp) %SCALINGFACTOR - returns the two scaling factors necessary for vector window preprocessor % K=SCALINGFACTOR(X,V,TP) accepts the position and velocity of the initial vector % X(1) and V(1) and computes the necessary scaling factors to create a smoothed % transition to the target vector X(2) and V(2). % Author(s): A. Dowd % Copyright 1988-2002 The MathWorks, Inc. if length(x) < 2, error(message('signal:scalingfactor:SignalErrX', 'X', '''x(0)''', '''x(1)''')); elseif length(v) <2, error(message('signal:scalingfactor:SignalErrV', 'V', '''v(0)''', '''v(1)''')); end if ~isnumeric(x), error(message('signal:scalingfactor:MustBeNumericX', 'X')); elseif ~isnumeric(v), error(message('signal:scalingfactor:MustBeNumericV', 'V')); elseif ~isnumeric(Tp), error(message('signal:scalingfactor:MustBeNumericTP', 'TP')); end k(1) = v(2) - v(1); k(2) = x(2) - x(1) - ((v(2) + v(1))*Tp)/2; % [EOF] scalingfactor.m