startup.m

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Gpmat Toolbox start-up script
%
% Initialise Gpmat Toolbox. This script is run automatically if Matlab is started
% in the toolbox root (installation) directory.
%
% Set configuration options in "config.m".
%
% (C) Lionel Barnett, 2015. See file LICENSE in installation
% directory for licensing terms.
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

global gpmat_root
gpmat_root = fileparts(mfilename('fullpath')); % directory containing this file

fprintf('[gpmat startup] Initialising toolbox\n');

% Set configuration options: look first for config.m in this directory, else run
% config_default.m
%
% Note that:
%
%     if exist('config.m','file') == 2
%
% is unreliable, as 'exist' will pick up ANY config.m which happens to be on the
% PATH. Thus we simply look up the actual filename in the root directory listing.

if isempty(dir('config.m'))
	fprintf('[gpmat startup] Setting default configuration options\n');
	config_default;
else
	fprintf('[gpmat startup] Setting user configuration options\n');
	config;
end

% Global configuration settings

global gp_testing gp_uniqid gp_screensize gp_gnuplot gp_defterm gp_imviewer gp_epsviewer gp_pdfviewer gp_svgviewer gp_eps2pdf gp_imconv gp_pdf2svg gp_pdfcrop gp_pdftoeps gp_pdflatex
gp_testing    = gp_cfg_testing;
gp_uniqid     = gp_cfg_uniqid;
gp_screensize = gp_cfg_screensize;
gp_gnuplot    = gp_cfg_gnuplot;
gp_defterm    = gp_cfg_defterm;
gp_imviewer   = gp_cfg_imviewer;
gp_epsviewer  = gp_cfg_epsviewer;
gp_pdfviewer  = gp_cfg_pdfviewer;
gp_svgviewer  = gp_cfg_svgviewer;
gp_eps2pdf    = gp_cfg_eps2pdf;
gp_pdf2svg    = gp_cfg_pdf2svg;
gp_imconv     = gp_cfg_imconv;
gp_pdfcrop    = gp_cfg_pdfcrop;
gp_pdftoeps   = gp_cfg_pdftoeps;
gp_pdflatex   = gp_cfg_pdflatex;
clear gp_cfg_testing gp_cfg_uniqid gp_cfg_screensize gp_cfg_gnuplot gp_cfg_defterm gp_cfg_imviewer gp_cfg_epsviewer gp_cfg_pdfviewer gp_cfg_svgviewer gp_cfg_eps2pdf gp_cfg_imconv gp_cfg_pdf2svg gp_cfg_pdfcrop gp_cfg_pdftoeps gp_cfg_pdflatex

% Add Gpmat root dir + appropriate subdirs to path

addpath(gpmat_root);
addpath(fullfile(gpmat_root,'gp'));
addpath(fullfile(gpmat_root,'demos'));
if gp_testing
	addpath(genpath(fullfile(gpmat_root,'testing')));
end

% Screen size and resolution

if isempty(gp_screensize)
	fprintf('[gpmat startup] Getting screen size\n');
	gp_screensize = gp_get_screensize('[gpmat startup] ');
end
if isscalar(gp_screensize.dpi)
	fprintf('[gpmat startup] Screen size = %dx%d pixels, DPI = %d\n',   gp_screensize.pixels(1),gp_screensize.pixels(2),gp_screensize.dpi);
	gp_screensize.dpi(2) = gp_screensize.dpi;    % set vertical resolution same as horizontal
else
	fprintf('[gpmat startup] Screen size = %dx%d pixels, DPI = %dx%d\n',gp_screensize.pixels(1),gp_screensize.pixels(2),gp_screensize.dpi(1),gp_screensize.dpi(2));
end
gp_screensize.pixels = gp_screensize.pixels(:)'; % ensure row vector
gp_screensize.dpi    = gp_screensize.dpi(:)';    % ensure row vector

fprintf('[gpmat startup] Paths set\n');

fprintf('[gpmat startup] Initialisation complete (you may re-run ''startup'' at any time)\n');