Newton Dynamics  4.00
ndFixSizeArray.h
1 /* Copyright (c) <2003-2022> <Julio Jerez, Newton Game Dynamics>
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21 
22 #ifndef __ND_FIX_SIZE_ARRAY_H__
23 #define __ND_FIX_SIZE_ARRAY_H__
24 
25 #include "ndCoreStdafx.h"
26 
27 template<class T, ndInt32 maxSize>
29 {
30  public:
32 
33  ndInt32 GetCount() const;
34  void SetCount(ndInt32 count);
35 
36  ndInt32 GetCapacity() const;
37 
38  T& operator[] (ndInt32 i);
39  const T& operator[] (ndInt32 i) const;
40 
41  void PushBack(const T& element);
42 
43  T m_array[maxSize];
44  ndInt32 m_count;
45 };
46 
47 template<class T, ndInt32 maxSize>
49  :ndClassAlloc()
50  ,m_count(0)
51 {
52 }
53 
54 template<class T, ndInt32 maxSize>
56 {
57  return maxSize;
58 }
59 
60 template<class T, ndInt32 maxSize>
62 {
63  return m_count;
64 }
65 
66 template<class T, ndInt32 maxSize>
67 void ndFixSizeArray<T, maxSize>::SetCount(ndInt32 count)
68 {
69  m_count = (count < 0) ? 0 : ((count > maxSize) ? maxSize : count);
70 }
71 
72 template<class T, ndInt32 maxSize>
74 {
75  ndAssert(i >= 0);
76  ndAssert(i < maxSize);
77  return m_array[i];
78 }
79 
80 template<class T, ndInt32 maxSize>
81 const T& ndFixSizeArray<T, maxSize>::operator[] (ndInt32 i) const
82 {
83  ndAssert(i >= 0);
84  ndAssert(i < maxSize);
85  return m_array[i];
86 }
87 
88 template<class T, ndInt32 maxSize>
89 void ndFixSizeArray<T, maxSize>::PushBack(const T& element)
90 {
91  ndAssert(m_count <= maxSize);
92  (*this)[m_count] = element;
93  m_count++;
94 }
95 
96 #endif
ndClassAlloc
Base class for providing memory allocation for all other engine classes.
Definition: ndClassAlloc.h:30
ndFixSizeArray
Definition: ndFixSizeArray.h:29