OpenGL 2D Soft Shadows

Very basic 2D soft shadows in OpenGL, no shaders used, just regular textures, basically just a quick hack.

http://code.google.com/p/windstille/source/browse/#git%2Fextra%2F2dshadow

http://pingus.seul.org/~grumbel/tmp/md5/a111a8da7bf928dfce1d1dc03dc4bf88-opengl-2d-soft-shadow.png ... https://www.youtube.com/watch?v=ShJUR-hFYY0