All Questions
101
questions
1
vote
1
answer
39
views
How to run a Lua coroutine in C++ with sol3?
I'm using sol2 (v3.3.0) in C++ to run Lua coroutines. I want to pass a Lua function to C++ and execute it as a coroutine. However, my attempts to convert sol::function to sol::coroutine are not ...
- 25
1
vote
1
answer
83
views
Lua: await the completion of multiple coroutines
In JavaScript, there's
const a, b = await Promise.all([task1(), task2()])
In Python, there's
a, b = await asyncio.gather(task1(), task2())
Is there Lua's equivalent of the above?
local task1 = ...
- 139
0
votes
0
answers
51
views
Lua: turn MPV's mp.command_native_async into a coroutine
mp.command_native_async allows one to call an external executable from an MPV script. It accepts a completion callback, which receives the results of the call.
The following attempt at coroutinization ...
- 139
1
vote
1
answer
137
views
Assistance required with coroutines in roblox studio
I'm trying to make multiple enemies move at once so I'm trying to use coroutines to do it. However, I keep getting this error: "ServerScriptService.Main.Mob:28: invalid argument #1 to 'wrap' (...
- 15
2
votes
1
answer
149
views
Parsing custom arguments to functions in lua
In this post, I want to know if there is any possible way to pass lua functions with custom arguments in coroutines?
My first guess was trying to do something like that, but then I understood it ...
- 27
0
votes
1
answer
51
views
Can you explain me better coroutine and why i am having this output
Here is my logic:
local get_package = coroutine.create(function(packageName)
local url = "https://registry.npmjs.org/" .. packageName .. "/latest"
local cmd = "curl -s ...
- 3,701
2
votes
1
answer
623
views
Supervising coroutines in Lua
I have written a code that runs multiple tasks one after the other in Lua. There is simply a loop that calls each function and then use the output for the next one and so on.
Usually there is no issue,...
- 79
0
votes
1
answer
141
views
Luau Couroutine stopping thread
I'm trying to make a OnChange Event Listener, I thought of using coroutines to poll the value in a loop, and see if it changed, so
function Changed(Value)
local StartingValue = Value
while ...
1
vote
1
answer
665
views
(LUA) Why is this coroutine wrap doesn't seem to work?
My code here:
coroutine.wrap(function()
local x = os.clock() + 3
repeat until os.clock() >= x
print("Hi")
end)()
print("Bye")
Usually, the expected output should ...
- 35
1
vote
0
answers
118
views
How to handle with return number given by lua_resume?
I have some coroutine handling code like this:
int coro_re_num = 0;
int coro_state = lua_resume( coro_lua, master_lua, narg, &coro_re_num);
if ( coro_state == LUA_OK)
{
// do something
}
else ...
- 2,057
1
vote
1
answer
240
views
simple Lua corotine test crashed at first run
In brief, the test program creates a coroutine at C++ side, launch it with a Lua-side function and resume several times with some logs. It suddenly crashed at the first call to resume that starts ...
- 2,057
-1
votes
1
answer
201
views
Are coroutines in Lua actually multithreaded?
Lua coroutines provide cooperative multithreading, and there can only be one coroutine running at a time. So, how are they even different from a normal block of code (keeping aside cases where there ...
- 116
3
votes
2
answers
971
views
Simple lua_yield in C not resuming correctly from Lua
I'm just starting to delve into lua coroutines with C and I'm having a problem with what I think should be the simplest example I can come up with.
The C:
#include <lua.h>
#include <lauxlib.h&...
- 587
1
vote
0
answers
289
views
Access Lua coroutine from C
I have implemented a co-routine system. When I press ENTER to clear the first textbox, it calls contscript() which in turn calls lua_resume() but it doesn't continue the co-routine.
So what do I pass ...
0
votes
0
answers
594
views
How to block an Lua script from running
I am designing a RPG in C. It's gotten to the point that I've implemented a scripting system. I decided to embed Lua into my game. Currently I register a set of commands in C that I call in Lua.
How ...