3dpcp/include/scanserver/multiArray.h

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2012-09-16 12:33:11 +00:00
/**
* @file
* @brief
*
* @author Thomas Escher
*/
#ifndef MULTI_ARRAY_H
#define MULTI_ARRAY_H
#include <iostream>
using std::cout;
using std::cerr;
using std::endl;
#include "scanserver/cache/cacheDataAccess.h"
/**
* @brief Point-Array imitation for xyz[i][0..2] calls
*/
template<typename return_type>
class TripleArray : public CacheDataAccess {
public:
//! Take ownership of a cache data
TripleArray(CacheDataAccess&& cd) : CacheDataAccess(cd) {}
//! Move constructor of this type like CacheData, transfer lock
TripleArray(TripleArray&& other) : CacheDataAccess(other) {}
//! Represent the CacheData as an array of T[3]'s
inline return_type* operator[](unsigned int i) const
{
return reinterpret_cast<return_type*>(getData()) + (i*3);
}
//! Count of T[3] objects in this CacheData
inline unsigned int size() const { return CacheDataAccess::getSize() / (3*sizeof(return_type)); }
};
/**
* @brief Point-Array imitation for value[i] calls
*/
template<typename return_type>
class SingleArray : public CacheDataAccess {
public:
//! Take ownership of a cache data
SingleArray(CacheDataAccess&& cd) : CacheDataAccess(cd) {}
//! Move constructor of this type like CacheData, transfer lock
SingleArray(SingleArray&& other) : CacheDataAccess(other) {}
//! Represent the CacheData as an array of T's
inline return_type& operator[](unsigned int i) const
{
return *(reinterpret_cast<return_type*>(getData()) + i);
}
//! Count of T objects in this CacheData
inline unsigned int size() const { return CacheDataAccess::getSize() / sizeof(return_type); }
};
typedef TripleArray<double> DataXYZ;
typedef TripleArray<unsigned char> DataRGB;
typedef SingleArray<float> DataReflectance;
typedef SingleArray<float> DataAmplitude;
typedef SingleArray<int> DataType;
typedef SingleArray<float> DataDeviation;
/**
* To simplify T** access patterns for an array of T[3] (points), this RAII type class helps creating and managing this pointer array on the stack.
*/
template<typename T>
class Array {
public:
//! Create a temporary array and fill it sequentially with pointers to each point
Array(const TripleArray<T>& data) {
unsigned int size = data.size();
m_array = new T*[size];
for(unsigned int i = 0; i < size; ++i)
m_array[i] = data[i];
}
//! Removes the temporary array on destruction (RAII)
~Array() {
delete[] m_array;
}
//! Conversion operator to interface the MultiArray to a T** array
inline T* const* get() const { return m_array; }
private:
T** m_array;
};
#endif //MULTI_ARRAY_H