Max Cahill 1bardesign
1bardesign
/ stable_sort.lua
Created
September 7, 2018 00:22
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| --sort core | |
| -- | |
| -- stable sorting routines for lua | |
| -- | |
| --based on MIT licensed code from Dirk Laurie and Steve Fisher | |
| --license as follows: | |
| --[[ | |
| Copyright © 2013 Dirk Laurie and Steve Fisher. |
1bardesign
/ manual_gc.lua
Last active
January 17, 2023 09:39
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| --[[ | |
| "semi-manual" garbage collection | |
| specify a time budget and a memory ceiling per call. | |
| called once per frame, this will spread any big collections | |
| over a couple of frames, and "catch up" when there is. This | |
| keeps GC burden much more predictable. | |
| The memory ceiling provides some level of "relief valve" - if |
1bardesign
/ typewriter_demo.lua
Created
October 5, 2018 07:03
a simple line by line "typewriter" text demo for love2d
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| --[[ | |
| typewriter class | |
| ]] | |
| local typewriter = {} | |
| --(metatable used for instances, don't worry about it too much | |
| -- but do read up on metatables at some point) | |
| typewriter._mt = {__index = typewriter} | |
| --create a new typewriter |
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| --[[ | |
| example use | |
| ]] | |
| local recolour = require("recolour") | |
| --we want to recolour this asset image | |
| local to_recolour = love.image.newImageData("path/to/image.png") | |
| --using this palette image | |
| local palette = love.image.newImageData("path/to/palette.png") |
1bardesign
/ audio.lua
Last active
November 14, 2018 02:01
will not work out of the box, as it relies on my class() impl and table.foreach, but should be fairly readable as a jumping off point!
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| --[[ | |
| audio manager | |
| ]] | |
| --sound source wrapper | |
| local sound = class() | |
| -- | |
| function sound:new(source, volume, set) | |
| return self:init({ |
1bardesign
/ oo.lua
Last active
February 6, 2019 04:41
state management code - fsm and a push/pop "game state manager" - see state_machine.lua for the main interesting bit
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| --[[ | |
| oop basics | |
| ]] | |
| function class(inherits) | |
| local c = {} | |
| c.__mt = {__index = c} | |
| --handle single inheritence | |
| if type(inherits) == "table" and inherits.__mt then | |
| setmetatable(c, inherits.__mt) |
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| -- stable sorting routines for lua | |
| -- | |
| -- modifies the global table namespace so you don't have | |
| -- to re-require it everywhere. | |
| -- | |
| -- table.stable_sort | |
| -- a fast stable sort | |
| -- table.unstable_sort | |
| -- alias for the builtin unstable table.sort | |
| -- table.insertion_sort |
1bardesign
/ main.lua
Created
May 27, 2019 23:49
state machine example code - to help understand how to define states, and how to use them to keep related logic all in one place
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| --require the state machine module | |
| local state_machine = require("state_machine") | |
| --variable for the example state machine - set up in love.load | |
| local example_machine | |
| --(simple "last 10" history of what states we've been to) | |
| local state_history = {} | |
| function add_history(s) | |
| table.insert(state_history, s) |
1bardesign
/ dialogue.lua
Created
June 12, 2019 02:32
example dialogue system for love2d based on coroutines - runnable love file prepared here: https://www.dropbox.com/s/0n6vs634jzlk266/dialogue_co.love
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| --dialogue type | |
| local dialogue = {} | |
| dialogue._mt = { | |
| __index = dialogue, | |
| } | |
| function dialogue:new(f) | |
| return setmetatable({ |
1bardesign
/ loop_benchmark.lua
Last active
April 10, 2022 04:27
a microbenchmark comparing different loop types, and different work size per-iteration
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| --config | |
| local replicas = 3 | |
| local test_duration = 0.5 | |
| local single_test_size = 1e3 | |
| --per-iteration operation | |
| function test_operation(a, b, work_size) | |
| for _ = 1, work_size do | |
| local s = tostring(a + b) |
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