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comparison semiconginev2/old/steam.nim @ 1218:56781cc0fc7c compiletime-tests

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did: renamge main package
author sam <sam@basx.dev>
date Wed, 17 Jul 2024 21:01:37 +0700
parents semicongine/old/steam.nim@a3eb305bcac2
children
comparison
equal deleted inserted replaced
1217:f819a874058f 1218:56781cc0fc7c
1 import std/dynlib
2 import std/strutils
3 import std/logging
4
5 var
6 steam_api: LibHandle
7 steam_is_loaded = false
8
9 when defined(linux):
10 proc dlerror(): cstring {.stdcall, importc.}
11 steam_api = "libsteam_api.so".loadLib()
12 if steam_api == nil:
13 echo dlerror()
14 elif defined(windows):
15 steam_api = "steam_api".loadLib()
16 # TODO: maybe should get some error reporting on windows too?
17
18
19 # required to store reference, when calling certain APIs
20 type
21 SteamUserStatsRef = ptr object
22 var userStats: SteamUserStatsRef
23
24 # load function pointers for steam API
25 var
26 Shutdown*: proc() {.stdcall.}
27 Init: proc(msg: ptr array[1024, char]): cint {.stdcall.}
28 SteamUserStats: proc(): SteamUserStatsRef {.stdcall.}
29 RequestCurrentStats: proc(self: SteamUserStatsRef): bool {.stdcall.} # needs to be called before the achievment-stuff
30 ClearAchievement: proc(self: SteamUserStatsRef, pchName: cstring): bool {.stdcall.}
31 SetAchievement: proc(self: SteamUserStatsRef, pchName: cstring): bool {.stdcall.}
32 StoreStats: proc(self: SteamUserStatsRef): bool {.stdcall.} # needs to be called in order for achievments to be saved
33 # dynlib-helper function
34 proc loadFunc[T](nimFunc: var T, dllFuncName: string) =
35 nimFunc = cast[T](steam_api.checkedSymAddr(dllFuncName))
36 if steam_api != nil:
37 loadFunc(Init, "SteamAPI_InitFlat")
38 loadFunc(Shutdown, "SteamAPI_Shutdown")
39 loadFunc(SteamUserStats, "SteamAPI_SteamUserStats_v012")
40 loadFunc(RequestCurrentStats, "SteamAPI_ISteamUserStats_RequestCurrentStats")
41 loadFunc(ClearAchievement, "SteamAPI_ISteamUserStats_ClearAchievement")
42 loadFunc(SetAchievement, "SteamAPI_ISteamUserStats_SetAchievement")
43 loadFunc(StoreStats, "SteamAPI_ISteamUserStats_StoreStats")
44
45
46 # nice wrappers for steam API
47
48 proc SteamRequestCurrentStats*(): bool =
49 RequestCurrentStats(userStats)
50
51 proc SteamClearAchievement*(name: string): bool =
52 userStats.ClearAchievement(name.cstring)
53
54 proc SteamSetAchievement*(name: string): bool =
55 userStats.SetAchievement(name.cstring)
56
57 proc SteamStoreStats*(): bool =
58 userStats.StoreStats()
59
60 proc SteamShutdown*() =
61 Shutdown()
62
63
64 # helper funcs
65 proc SteamAvailable*(): bool =
66 steam_api != nil and steam_is_loaded
67
68 # first function that should be called
69 proc TrySteamInit*() =
70 if steam_api != nil and not steam_is_loaded:
71 var msg: array[1024, char]
72 let success = Init(addr msg) == 0
73 warn join(@msg, "")
74 if success:
75 userStats = SteamUserStats()
76 steam_is_loaded = SteamRequestCurrentStats()