More LibPng!

http://old.nabble.com/problem-using-png_set_tRNS-td13425379.html
the only way to add a transparent color using is ... to manually search and swap in IDAT.

PNG is the worst graphics format ever! Use GIF or TGA where possible.

To load a PNG image you cant just png *Png = loadPNG(Path), you have to create tons of senseless baroque structs. Reminds me of OpenGL, where before drawing a sprite on screen you have to write pages of boilerplate shit.