jackschaedler/goya — pull request #5 by swannodette (2014-04-19 15:57:04+00:00)
Title: don't use doseq while blitting

goya.canvasdrawing/draw-image-to-canvas is an inner loop. doseq over a
range is a big performance hit, instead use dotimes which compiles down to
a JavaScript primitive loop.