For compilation
* Included Makefile is made for Mac OS X

- Windows(Microsoft Visual Studio)
Requirement: OpenAL 1.1 SDK, SDL 1.2, GLEW 1.7.0
OepnAL (http://connect.creativelabs.com/openal/Downloads/Forms/AllItems.aspx -> OpenAL11CoreSDK)
SDL (http://www.libsdl.org/download-1.2.php -> SDL-devel-1.2.14-VC8.zip)
GLEW 1.7.0 (http://sourceforge.net/projects/glew/files/glew/1.7.0/)

- Max OS X
Requirement: SDL 1.2

- Key binds
F1 - F10: Change Editing File
F11: Toggle Edit Mode
F12: Edit Post FX File
Ctrl+S: Save
Ctrl+O: Load
Ctrl+Z: Undo
Ctrl+Y: Redo
Ctrl+C: Copy
Ctrl+V: Paste
Ctrl+X: Cut
Ctrl+Home: Go to head
Ctrl+End: Go to tail

- Variables
vec2 resolution
float time
vec2 mouse
sampler2D optTex (load from option.bmp)
sampler2D backbuffer (can access previous frame result)
sampler1D fft
float lowFreq
float midFreq
float highFreq

- License
The MIT License (MIT)

Copyright (c) 2022 hole (gigahole@gmail.com)

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.