O'Reilly logo

Lua Game Development Cookbook by Mário Kašuba

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Processing input events with LuaSDL

LuaSDL offers a form of platform-independent abstraction layer to these devices with an inner event pool. You only have to query the event pool for unprocessed events and, if there are any, check for the event type.

Getting ready

Before doing any event processing, your application must initialize internal event pools. This can be achieved with the SDL.SDL_Init function, where the only parameter is a bitmask representing which parts of LuaSDL you want to initialize. You can use the bitlib library for the Lua language. Another option would be to use the bit32 internal library if you are using the newer version of the Lua interpreter. The default value here is SDL.SDL_INIT_EVERYTHING, which is fine as it starts the ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required