You can define bullet speed in pixels per second. You can use euclid (it works), but I instead suggest numpy. Which has a vector( numpy.array ), and is useful for other game related things.
Here's a stand-alone example, uses numpy for vector movement. https://code.google.com/p/ninmonkey/source/browse/boilerplate/pygame/4.%20with%20numpy%20for%20array/boilerplate%20-%20pygame_with_numpy-2011_jake.py On Wed, Jul 20, 2011 at 9:33 AM, Nathan BIAGINI <nathan.o...@gmail.com>wrote: > There is a pygame object to create a 2d vector? -- Jake
