1 // The MIT License (MIT)
2 //
3 // 	Copyright (c) 2015 Sergey Makeev, Vadim Slyusarev
4 //
5 // 	Permission is hereby granted, free of charge, to any person obtaining a copy
6 // 	of this software and associated documentation files (the "Software"), to deal
7 // 	in the Software without restriction, including without limitation the rights
8 // 	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 // 	copies of the Software, and to permit persons to whom the Software is
10 // 	furnished to do so, subject to the following conditions:
11 //
12 //  The above copyright notice and this permission notice shall be included in
13 // 	all copies or substantial portions of the Software.
14 //
15 // 	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // 	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // 	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 // 	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // 	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 // 	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 // 	THE SOFTWARE.
22 
23 #pragma once
24 
25 #include <MTTypes.h>
26 #include <MTDebug.h>
27 
28 typedef void (*TThreadEntryPoint)(void* userData);
29 
30 #define ARRAY_SIZE( arr ) ( sizeof( arr ) / sizeof( (arr)[0] ) )
31 
32 namespace MT
33 {
34 	namespace EventReset
35 	{
36 		enum Type
37 		{
38 			AUTOMATIC = 0,
39 			MANUAL = 1,
40 		};
41 	}
42 }
43 
44 
45 
46 #ifdef _WIN32
47 	#include <Platform/Windows/MTCommon.h>
48 #else
49 	#include <Platform/Posix/MTCommon.h>
50 #endif
51 
52 
53 namespace MT
54 {
55 
56 	//
57 	//
58 	//
59 	class ScopedGuard
60 	{
61 		MT::Mutex & mutex;
62 
63 		ScopedGuard( const ScopedGuard & ) : mutex(*((MT::Mutex*)nullptr)) {}
64 		void operator=( const ScopedGuard &) {}
65 
66 	public:
67 
68 		ScopedGuard(MT::Mutex & _mutex) : mutex(_mutex)
69 		{
70 			mutex.Lock();
71 		}
72 
73 		~ScopedGuard()
74 		{
75 			mutex.Unlock();
76 		}
77 	};
78 
79 	//
80 	// Simple Linear congruential generator
81 	//
82 	class LcgRandom
83 	{
84 		uint32 state;
85 
86 	public:
87 
88 		LcgRandom()
89 			: state(2578432553)
90 		{
91 		}
92 
93 		void SetSeed(uint32 seed)
94 		{
95 			state = seed;
96 		}
97 
98 		uint16 Get()
99 		{
100 			state = 214013 * state + 2531011;
101 			uint16 rnd = (state >> 16);
102 			return rnd;
103 		}
104 
105 
106 	};
107 
108 }
109 
110