Sygmei / LuaTalk

Code examples used in my Lua talk

LuaTalk

Summary

• Introduction

  • Slide 1 : Introduction slide
  • Slide 2 : Github repository

• Part 1 : Presentation

  • Slide 3 : Quick Lua Presentation

• Part 2 : Advantages, weaknesses and usages of Lua

  • Slide 4 : Advantages of Lua
  • Slide 5 : Weaknesses of Lua
  • Slide 6 : Usages of Lua

• Part 3 : Lua's syntax in (approximatively 2 minutes)

  • Slide 7 : Lua syntax introduction
  • Slide 8 : One-based indexes
    • Code 1 : one_based_index.lua
  • Slide 9 : Conditions
    • Code 2 : conditions.lua
  • Slide 10 : Lua's types
    • Code 3 : lua_types.lua
  • Slide 11 : Comments
    • Code 4 : comments.lua
  • Slide 12 : Comparisons
    • Code 5 : comparisons.lua
  • Slide 13 : Loops
    • Code 6 : loops.lua
  • Slide 14 : Functions
    • Code 7 : functions.lua
  • Slide 15 : Table keys
    • Code 8 : table_keys.lua

• Part 4 : Metatables and metamethods

  • Slide 16 : Metatable introduction
  • Slide 17 : Mathematical metamethods
  • Slide 18 : Special metamethods
  • Slide 19 : Comparison metamethods

• Part 5 : Lua examples

  • Part 6 : Creating a class system

    • Slide 20 : Creating a class system introduction
    • Slide 21 : The "class" function
      • Code 9 : classes.lua
    • Slide 22 : The "class" function implementation
    • Slide 23 : The example class
    • Slide 24 : The example class implementation
    • Slide 25 : Class usage
    • Slide 26 : Class usage implementation
    • Slide 27 : Profit $$$

  • Part 7 : Creating a const system

    • Slide 28 : Creating a const system introduction
    • Slide 29 : Wanted usage of const
      • Code 10 : const.lua
    • Slide 30 : The const metatable
    • Slide 31 : The const wrapper function

  • Part 8 : Reactive numbers

    • Slide 32 : Reactive numbers introduction
    • Slide 33 : Wanted usage of reactive numbers
      • Code 11 : reactive.lua
    • Slide 34 : The reactive number metatable
    • Slide 35 : The global table wrapper metatable
    • Slide 36 : Wrapping the global table

• Part 9 : Interacting with other languages

  • Slide 37 : Interacting with C
  • Slide 38 : Interacting with C++ (kaguya) : ÖbEngine
  • Slide 39 : Interacting with C++ (kaguya) : Loading code
  • Slide 40 : Interacting with C++ (kaguya) : Passing values

• Part 10 : Coroutines

  • Slide 41 : Coroutines introduction
  • Slide 42 : Why coroutines ?
  • Slide 43 : Coroutine example
    • Code 12 : simple_coroutine.lua
  • Slide 44 : A cool example (Thanks @EliasDaler !)

• Conclusion

  • Slide 45 : Conclusion

Issues

Feel free to report any issues about the talk :)

It could be :

• Typos in the slides / README
• Things that are wrong or outdated
• Suggestions or improvements

Downloads

• Source archive
• Powerpoint presentation

Useful links

• Official Lua website
• Test Lua Online
• Lua in 15 minutes
• Elias' article about coroutines
• ÖbEngine

Next steps

• functions with _ENV as parameter
• Closures
• Garbage collector
• __index and __newindex (in details)
• <const> and <toclose>
• C API

Credits

Talk by @Sygmei

Icons in the slide are from flaticon.

Thanks to Tyler Neylon and his "Lua in 15 minutes" that was a good inspiration.

Special thanks to @EliasDaler for his really cool article about coroutines : https://eliasdaler.github.io/how-to-implement-action-sequences-and-cutscenes/