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amplwrite.m
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amplwrite.m
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function amplwrite(fid, strName, dataInput, varargin)
% This m-file translates data in Matlab format into AMPL data format in a
% new AMPL data file.
%
% source: Su and Judd (2011), Constrained Optimization Approaches to
% Estimation of Structural Models.
% Code Revised: Che-Lin Su, May 2010.
%
% Check if dataInput is composed of integers.
% If yes, fprintf the data as integers.
% Initialization
vecFirstIndex = [ 1 1 1 ];
intIncrement = 1;
% First indices
intArgLen = length(varargin);
for intI = 3:-1:1
if intArgLen >= intI
varargin{intI};
vecFirstIndex(intI) = varargin{intI};
end
end
% Analyse input data
% intType = 0;
% if iscell(dataInput)
% intType = 4;
% elseif isscalar(dataInput)
% intType = 1;
% elseif isvector(dataInput)
% intType = 2;
% else
% intType = 3; % Admittedly, this is a bit dodgy
% end
intType = 0;
if isscalar(dataInput)
intType = 1;
elseif isvector(dataInput)
intType = 2;
elseif length(size(dataInput))==2
intType = 3;
elseif length(size(dataInput))==3
intType = 4;
end
% Type 1: Scalar
if intType == 1
% fprintf(fid, 'param %s := %s;\n', strName, num2str(dataInput));
fprintf(fid, 'param %s := %16.12f;\n', strName, dataInput);
end
% Type 2: Vector
if intType == 2
if ( size(dataInput, 1) > size(dataInput, 2) )
dataInput = dataInput';
end
fprintf(fid, 'param %s := \n', strName);
intCount = vecFirstIndex(1);
if isinteger(dataInput(1))
for currentValue = dataInput
% fprintf(fid, '\t%d\t%s\n', intCount, num2str(currentValue));
fprintf(fid, '\t%d\t%d\n', intCount, currentValue);
intCount = intCount + intIncrement;
end
else
for currentValue = dataInput
% fprintf(fid, '\t%d\t%s\n', intCount, num2str(currentValue));
fprintf(fid, '\t%d\t%16.12f\n', intCount, currentValue);
intCount = intCount + intIncrement;
end
end
fprintf(fid, ';\n');
end
% Type 3: Matrix
if intType == 3
intSizeX = size(dataInput, 1);
intSizeY = size(dataInput, 2);
fprintf(fid, 'param %s : \n', strName);
for intJ = vecFirstIndex(2):intIncrement:vecFirstIndex(2)+(intSizeY-1)*intIncrement
fprintf(fid, '\t%d\t', intJ);
end
fprintf(fid, ' := \n');
if isinteger(dataInput(1))
for intI = vecFirstIndex(1):intIncrement:vecFirstIndex(1)+(intSizeX-1)*intIncrement
fprintf(fid, '%d\t', intI);
for intJ = vecFirstIndex(2):intIncrement:vecFirstIndex(2)+(intSizeY-1)*intIncrement
fprintf(fid, '%d\t', dataInput(intI+(1-vecFirstIndex(1)), intJ+(1-vecFirstIndex(2))));
end
fprintf(fid, '\n');
end
else
for intI = vecFirstIndex(1):intIncrement:vecFirstIndex(1)+(intSizeX-1)*intIncrement
fprintf(fid, '%d\t', intI);
for intJ = vecFirstIndex(2):intIncrement:vecFirstIndex(2)+(intSizeY-1)*intIncrement
fprintf(fid, '%6.4f\t', dataInput(intI+(1-vecFirstIndex(1)), intJ+(1-vecFirstIndex(2))));
end
fprintf(fid, '\n');
end
end
fprintf(fid, ';\n');
end
% type 4: 3-dimensional matrix
if intType == 4
intSizeX = size(dataInput, 1);
intSizeY = size(dataInput, 2);
intSizeZ = size(dataInput, 3);
fprintf(fid, 'param %s := \n', strName);
if isinteger(dataInput(1))
for intZ = vecFirstIndex(3):intIncrement:vecFirstIndex(3)+(intSizeZ-1)*intIncrement
fprintf(fid, '[*,*,%d]: \n', intZ);
for intJ = vecFirstIndex(2):intIncrement:vecFirstIndex(2)+(intSizeY-1)*intIncrement
fprintf(fid, '\t%d\t', intJ);
end
fprintf(fid, ' := \n');
for intI = vecFirstIndex(1):intIncrement:vecFirstIndex(1)+(intSizeX-1)*intIncrement
fprintf(fid, '%d\t', intI);
for intJ = 1:intSizeY
fprintf(fid, '%d\t', dataInput(intI+(1-vecFirstIndex(1)), intJ+(1-vecFirstIndex(2)), intZ+(1-vecFirstIndex(3))));
end
fprintf(fid, '\n');
end
end
else
for intZ = vecFirstIndex(3):intIncrement:vecFirstIndex(3)+(intSizeZ-1)*intIncrement
fprintf(fid, '[*,*,%d]: \n', intZ);
for intJ = vecFirstIndex(2):intIncrement:vecFirstIndex(2)+(intSizeY-1)*intIncrement
fprintf(fid, '\t%d\t', intJ);
end
fprintf(fid, ' := \n');
for intI = vecFirstIndex(1):intIncrement:vecFirstIndex(1)+(intSizeX-1)*intIncrement
fprintf(fid, '%d\t', intI);
for intJ = 1:intSizeY
fprintf(fid, '%16.4f\t', dataInput(intI+(1-vecFirstIndex(1)), intJ+(1-vecFirstIndex(2)), intZ+(1-vecFirstIndex(3))));
end
fprintf(fid, '\n');
end
end
end
fprintf(fid, ';\n');
end