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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2002-2004 - INRIA - Vincent COUVERT
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
function [tree]=sci_conv(tree)
// M2SCI function
// Conversion function for Matlab conv()
// Input: tree = Matlab funcall tree
// Ouput: tree = Scilab equivalent for tree
// Emulation function: mtlb_conv()
[A,B]=getrhs(tree)
A=convert2double(A)
B=convert2double(B)
tree.rhs=list(A,B)
if and([A.dims(1),B.dims(1)]==1) | and([A.dims(2),B.dims(2)]>1) then // A and B row vectors
conv=tree
conv.name="convol"
tree.name="clean"
tree.rhs=list(conv)
tree.lhs(1).type=Type(Double,Unknown)
elseif A.dims(1)>1 | A.dims(2)==1 | B.dims(1)>1 | B.dims(2)==1 then // A and/or B is a column vector
conv=tree
conv.name="convol"
tree.name="clean"
tree.rhs=list(conv)
tree=Operation(".''",list(tree),tree.lhs)
tree.out(1).type=Type(Double,Unknown)
else
tree.name="mtlb_conv"
tree.lhs(1).type=Type(Double,Unknown)
end
endfunction
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