Yin Zhong summivox

summivox / cmaes_parallelize.m

Last active March 18, 2016 13:02

Prepare a Simulink model for repeated parameterized simulation in Rapid Accelerator mode.

	function f_para = cmaes_parallelize(f_orig)
	f_para = @f;
	function scores = f(vs)
	n = size(vs, 2);
	scores = zeros(1, n);
	parfor i = 1:n
	scores(i) = f_orig(vs(:, i));
	end
	end
	end

summivox / reload_workspace.m

Last active December 5, 2015 16:36

Simulink: reload model workspace init script

	function reload_workspace
	% Call this function in `Init`, `PostLoadFcn`, and/or `PreSaveFcn` model
	% callbacks to ensure that model workspace init script is auto-reloaded.

	ws = get_param(bdroot, 'ModelWorkspace');
	ws.reload;

summivox / slrt_conf_init.m

Last active November 5, 2015 17:27

Simulink Realtime: common conf + solver override

	function slrt_conf_init(conf, solver, Ts)
	% initialize configuration of current model with default, then override
	% with given solver and timestep setting
	%
	% conf: path to common configuration file
	% solver: 'FixedStepDiscrete', 'ode8', 'ode4', ...
	% Ts: fixed step time of solver
	%
	% NOTE: SLRT allows only fixed-step solvers

summivox / renren-adblock-201511.user.js

Last active November 5, 2015 14:50

block some renren ads and fix some layout bugs (now hosted on greasyfork.org)

	// ==UserScript==
	// @name renren-adblock-201511
	// @namespace https://github.com/summivox
	// @version 0.1
	// @description block some renren ads and fix some layout bugs
	// @author summivox
	// @match ://.renren.com/*
	// @grant none
	// ==/UserScript==

summivox / caps-ime.ahk

Last active October 30, 2015 04:00

Remap CapsLock to LWin+Space for switching IME (Windows 8+)

	CapsLock::#Space
	+CapsLock::+#Space

summivox / read_plot_write.m

Last active October 30, 2015 14:06

MatLab trick: read-plot-write an image

	img = imread('in.png');
	f = figure('visible', 'off');
	imshow(img, 'Border', 'tight');
	hold on;
	rectangle('Position', [100, 200, 300, 150], 'EdgeColor', 'y');
	hold off;
	F = getframe(gcf);
	imwrite(F.cdata, 'out.png');
	close(f);

summivox / read_file.m

Created October 21, 2015 02:14

Simulink Realtime tricks -- read target PC file/scope

	function raw = read_file(filename)
	% reads back one SLRT file

	f = SimulinkRealTime.fileSystem;
	h = fopen(f, filename);
	raw = fread(f, h);
	f.fclose(h);

	end

summivox / init.m

Created October 21, 2015 02:11

Simulink Realtime tricks -- init script for setting up paths

	currentFolder = fileparts(mfilename('fullpath'));
	cd(currentFolder);
	addpath(genpath([currentFolder '/src']));
	addpath(genpath([currentFolder '/include']));
	set_param(0, 'CacheFolder', [currentFolder '/build']);
	set_param(0, 'CodeGenFolder', [currentFolder '/build']);

summivox / pdisk2.m

Created September 20, 2015 01:38

2D Poisson Disk Sampling

	function [result, r] = pdisk2(sizes, n, maxAttempt)
	% Generate $n$ evenly spread-out 2d points in given region using Poisson
	% disk method
	%
	% sizes: [xMax, yMax]
	% actual range: 0 <= x < xMax, 0 <= y < yMax
	% n: # of points
	% maxAttempt: # of candidates generated per iteration (optional)

	xMax = sizes(1);

summivox / no-auto-reboot.cmd

Last active August 29, 2015 14:25

stop windows from screwing you by forcing you to restart

	reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoRebootWithLoggedOnUsers /t REG_DWORD /d 1 /f
	:: source: http://answers.microsoft.com/en-us/windows/forum/windows_8-windows_update/disable-automatic-forced-restart-after-windows/8c66d21c-7423-4c2d-a2ef-f4d7685422b0?auth=1