time | Calls | line |
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| | 1 | function y = linspace(d1, d2, n)
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| | 2 | %LINSPACE Linearly spaced vector.
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| | 3 | % LINSPACE(X1, X2) generates a row vector of 100 linearly
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| | 4 | % equally spaced points between X1 and X2.
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| | 5 | %
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| | 6 | % LINSPACE(X1, X2, N) generates N points between X1 and X2.
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| | 7 | % For N = 1, LINSPACE returns X2.
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| | 8 | %
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| | 9 | % Class support for inputs X1,X2:
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| | 10 | % float: double, single
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| | 11 | %
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| | 12 | % See also LOGSPACE, COLON.
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| | 13 |
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| | 14 | % Copyright 1984-2016 The MathWorks, Inc.
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| | 15 |
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< 0.001 | 1 | 16 | if nargin == 2
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| | 17 | n = 100;
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< 0.001 | 1 | 18 | else
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< 0.001 | 1 | 19 | n = floor(double(n));
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< 0.001 | 1 | 20 | end
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< 0.001 | 1 | 21 | if ~isscalar(d1) || ~isscalar(d2) || ~isscalar(n)
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| | 22 | error(message('MATLAB:linspace:scalarInputs'));
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| | 23 | end
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< 0.001 | 1 | 24 | n1 = n-1;
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< 0.001 | 1 | 25 | c = (d2 - d1).*(n1-1); %check intermediate value for appropriate treatment
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< 0.001 | 1 | 26 | if isinf(c)
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| | 27 | if isinf(d2 - d1) %opposite signs overflow
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| | 28 | y = d1 + (d2./n1).*(0:n1) - (d1./n1).*(0:n1);
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| | 29 | else
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| | 30 | y = d1 + (0:n1).*((d2 - d1)./n1);
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| | 31 | end
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< 0.001 | 1 | 32 | else
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< 0.001 | 1 | 33 | y = d1 + (0:n1).*(d2 - d1)./n1;
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< 0.001 | 1 | 34 | end
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< 0.001 | 1 | 35 | if ~isempty(y)
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< 0.001 | 1 | 36 | if d1 == d2
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| | 37 | y(:) = d1;
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< 0.001 | 1 | 38 | else
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< 0.001 | 1 | 39 | y(1) = d1;
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< 0.001 | 1 | 40 | y(end) = d2;
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< 0.001 | 1 | 41 | end
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< 0.001 | 1 | 42 | end
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Other subfunctions in this file are not included in this listing.
