Use 1 / primaryAlpha instead of 1e6 to convert SourceAlpha values to 1 for outlines.
Use 1 / primaryAlpha instead of 1e6 to convert SourceAlpha values to 1 for outlines.

Fixes #56

Arnavion/libjass,joshuabrown-ellation/libjass,Arnavion/libjass,joshuabrown-ellation/libjass,Arnavion/libjass,joshuabrown-ellation/libjass