66 lines
947 B
C++
66 lines
947 B
C++
/* $Id$ */
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/** @file smallvec.h Simple vector class that allows allocating an item without the need to copy this->data needlessly. */
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#ifndef SMALLVEC_H
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#define SMALLVEC_H
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template <typename T, uint S>
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struct SmallVector {
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T *data;
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uint items;
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uint capacity;
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SmallVector() : data(NULL), items(0), capacity(0) { }
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~SmallVector()
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{
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free(this->data);
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}
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/**
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* Append an item and return it.
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*/
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T *Append()
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{
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if (this->items == this->capacity) {
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this->capacity += S;
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this->data = ReallocT(this->data, this->capacity);
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}
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return &this->data[this->items++];
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}
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const T *Begin() const
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{
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return this->data;
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}
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T *Begin()
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{
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return this->data;
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}
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const T *End() const
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{
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return &this->data[this->items];
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}
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T *End()
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{
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return &this->data[this->items];
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}
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const T *Get(uint index) const
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{
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return &this->data[index];
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}
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T *Get(uint index)
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{
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return &this->data[index];
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}
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};
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#endif /* SMALLVEC_H */
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