Mercurial > octave
view examples/funcdemo.cc @ 17692:38cf56b77274
Overhaul image, imagesc to use newplot and support low-level invocation form.
* scripts/image/image.m: New variable do_new indicates high-level calling form.
For high-level invocation, call newplot before __img__. Correct linearity check
if vectors are reversed (high-to-low values). Only apply image properties to axes
if doing a high-level invocation.
* scripts/image/imagesc.m: New variable do_new indicates high-level calling form.
Delete subfunction __imagesc__ and incorporate minimal amount of code into imagesc.
Only apply climits for high-level invocation.
author | Rik <rik@octave.org> |
---|---|
date | Fri, 18 Oct 2013 16:27:44 -0700 |
parents | be41c30bcb44 |
children |
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#include <octave/oct.h> #include <octave/parse.h> DEFUN_DLD (funcdemo, args, nargout, "Function Demo") { octave_value_list retval; int nargin = args.length (); if (nargin < 2) print_usage (); else { octave_value_list newargs; for (octave_idx_type i = nargin - 1; i > 0; i--) newargs(i-1) = args(i); if (args(0).is_function_handle () || args(0).is_inline_function ()) { octave_function *fcn = args(0).function_value (); if (! error_state) retval = feval (fcn, newargs, nargout); } else if (args(0).is_string ()) { std::string fcn = args(0).string_value (); if (! error_state) retval = feval (fcn, newargs, nargout); } else error ("funcdemo: INPUT must be string, inline, or function handle"); } return retval; }