added sink code
working iphone version...before trying to switch to ipad
trying out 2 frambuffers
lots of progress...bloom shader working, sinks look good, colors hooked up
fixed bounce behavior. added portals. added warp grid. using quads to render grid walls. sinks check color. added obstacles.
opengl optimiztions via capture opengl frame
changing from touch events to gesture recognizers
zoom behavior added...considering removing it and going with a simpler view
bunch of changes
getting to a final concept