src/misc/smallvec.h
author rubidium
Wed, 16 Apr 2008 20:39:35 +0000
changeset 8952 be6bfd75e554
parent 8951 618a0b1a5061
child 9111 48ce04029fe4
permissions -rw-r--r--
(svn r12740) -Codechange: use a vector instead of allocating memory in a byte array for ChildScreenSpriteToDraw.
/* $Id$ */

/* @file smallvec.h */

#ifndef SMALLVEC_H
#define SMALLVEC_H

template <typename T, uint S> struct SmallVector {
	T *data;
	uint items;
	uint capacity;

	SmallVector() : data(NULL), items(0), capacity(0) { }

	~SmallVector()
	{
		free(data);
	}

	/**
	 * Append an item and return it.
	 */
	T *Append()
	{
		if (items == capacity) {
			capacity += S;
			data = ReallocT(data, capacity);
		}

		return &data[items++];
	}

	const T *Begin() const
	{
		return data;
	}

	T *Begin()
	{
		return data;
	}

	const T *End() const
	{
		return &data[items];
	}

	T *End()
	{
		return &data[items];
	}

	const T *Get(size_t index) const
	{
		return &data[index];
	}

	T *Get(size_t index)
	{
		return &data[index];
	}
};

#endif /* SMALLVEC_H */