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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_V2.1-en.txt
function [tree]=%m2sci(tree)
// M2SCI function
// Conversion function for Matlab multiplication
// Input: tree = Matlab operation tree
// Output: tree = Scilab equivalent for tree
// Overloading functions in $SCI/modules/compatibility_functions/macros/:
// - %b_m_s.sci
// - %s_m_b.sci
[A,B]=getoperands(tree)
// Multiplication does not work with Strings in Scilab
if or(A.vtype==[String,Unknown]) then
A=convert2double(A)
end
if or(B.vtype==[String,Unknown]) then
B=convert2double(B)
end
// %b_m_b is not defined in Scilab
if A.vtype==Boolean & B.vtype==Boolean then
B=convert2double(B)
end
tree.operands=list(A,B)
if is_complex(A) & is_complex(B) then
prop=Unknown
elseif A.property==Complex | B.property==Complex then
if not_empty(A) & not_empty(B) then
prop=Complex
elseif is_empty(A) | is_empty(B) then
prop=Real
else
prop=Unknown
end
elseif is_real(A) & is_real(B) then
prop=Real
else
prop=Unknown
end
tree.out(1).type=Type(Double,prop)
if is_a_scalar(A) then
tree.out(1).dims=B.dims
elseif is_a_scalar(B) then
tree.out(1).dims=A.dims
elseif not_a_scalar(A) & not_a_scalar(B) then
// A and B have the same dimensions
tree.out(1).dims=A.dims;
for kk=1:size(B.dims)
if B.dims<>Unknown then
tree.out(1).dims(kk) = B.dims(kk);
end
end
elseif not_empty(A) & not_empty(B) then
tree.out(1).dims=list(A.dims(1),B.dims(2))
elseif is_empty(A) | is_empty(B) then
tree.out(1).dims=list(0,0)
elseif not_empty(A) | not_empty(B) then
tree.out(1).dims=list(A.dims(1),B.dims(2))
else
tree.out(1).dims=list(Unknown,Unknown)
end
endfunction
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