File: end.m

package info (click to toggle)
suitesparse-graphblas 7.4.0%2Bdfsg-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 67,112 kB
  • sloc: ansic: 1,072,243; cpp: 8,081; sh: 512; makefile: 506; asm: 369; python: 125; awk: 10
file content (24 lines) | stat: -rw-r--r-- 632 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
function i = end (G, k, ndims)
%END Last index in an indexing expression for a GraphBLAS matrix.
%
% See also GrB/size, GrB/length.

% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
% SPDX-License-Identifier: Apache-2.0

if (ndims == 1)
    if (isvector (G))
        % G(end) of a vector G
        i = length (G) ;
    else
        % G(end) of a matrix G, for linear indexing
        i = numel (G) ;
    end
elseif (ndims == 2)
    s = size (G) ;
    i = s (k) ;
else
    % sparse N-dimensional arrays for N > 2 will not be supported
    error ('GrB:error', '%dD indexing not supported', ndims) ;
end