Work on Array and ArraySize classes.

This commit is contained in:
David Williams
2010-03-27 22:57:56 +00:00
parent 5746a80517
commit 2db384b1bc
6 changed files with 123 additions and 11 deletions

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@ -49,19 +49,21 @@ namespace PolyVox
m_pOffsets = new uint32_t[noOfDims];
// Calculate all the information you need to use the array
m_uNoOfElements=1;
for (uint32_t i=0; i<noOfDims; i++)
m_uNoOfElements = 1;
for (uint32_t i = 0; i<noOfDims; i++)
{
assert(Dimensions[i] != 0);
m_uNoOfElements*=Dimensions[i];
m_pDimensions[i]=Dimensions[i];
m_pOffsets[i]=1;
m_uNoOfElements *= Dimensions[i];
m_pDimensions[i] = Dimensions[i];
m_pOffsets[i] = 1;
for (int k=noOfDims-1; k>i; k--)
m_pOffsets[i]*=Dimensions[k];
{
m_pOffsets[i] *= Dimensions[k];
}
}
// Allocate new elements, let exception propagate
m_pElements=new ElementType[m_uNoOfElements];
m_pElements = new ElementType[m_uNoOfElements];
}
Array<noOfDims-1, ElementType> operator [](uint32_t uIndex)
@ -111,6 +113,17 @@ namespace PolyVox
friend class Array<2, ElementType>;
public:
Array<1, ElementType>(const uint32_t (&Dimensions)[1])
: m_pElements(0)
,m_pDimensions(0)
{
m_pDimensions = new uint32_t[1];
m_pDimensions[0] = Dimensions[0];
// Allocate new elements, let exception propagate
m_pElements = new ElementType[m_pDimensions[0]];
}
ElementType & operator [] (uint32_t uIndex)
{
assert(uIndex<m_pDimensions[0]);
@ -201,7 +214,7 @@ namespace PolyVox
typedef Array<3,int32_t> Array3DInt32;
///A 3D Array of unsigned 32-bit values.
typedef Array<3,uint32_t> Array3DUint32;
}//namespace Thermite
}//namespace PolyVox
#include "Array.inl"

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@ -0,0 +1,92 @@
#pragma region License
/*******************************************************************************
Copyright (c) 2005-2009 David Williams
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source
distribution.
*******************************************************************************/
#pragma endregion
#ifndef __PolyVox_Dimensions_H__
#define __PolyVox_Dimensions_H__
#pragma region Headers
#include "PolyVoxImpl/TypeDef.h"
#include "PolyVoxImpl/CPlusPlusZeroXSupport.h"
#pragma endregion
namespace PolyVox
{
template <uint32_t N>
class ArraySizesImpl
{
typedef const uint32_t (&UIntArrayN)[N];
friend class ArraySizes;
friend class ArraySizesImpl<N-1>;
public:
ArraySizesImpl<N+1> operator () (uint32_t uSize)
{
return ArraySizesImpl<N+1>(m_pSizes, uSize);
}
operator UIntArrayN () const
{
return m_pSizes;
}
private:
ArraySizesImpl(const uint32_t (&pSizes)[N-1], uint32_t uSize)
{
std::copy(&pSizes[0],&pSizes[N-1],m_pSizes);
m_pSizes[N-1]=uSize;
}
uint32_t m_pSizes[N];
};
class ArraySizes
{
typedef const uint32_t (&UIntArray1)[1];
public:
explicit ArraySizes(uint32_t uSize)
{
m_pSizes[0]=uSize;
}
ArraySizesImpl<2> operator () (uint32_t uSize)
{
return ArraySizesImpl<2>(m_pSizes, uSize);
}
operator UIntArray1 () const
{
return m_pSizes;
}
private:
uint32_t m_pSizes[1];
};
}//namespace PolyVox
#include "Array.inl"
#endif //__PolyVox_Dimensions_H__

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@ -152,7 +152,7 @@ namespace PolyVox
}//namespace Thermite
}//namespace PolyVox
#include "Vector.inl"

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@ -582,4 +582,4 @@ namespace PolyVox
}
}
#pragma endregion
}//namespace Thermite
}//namespace PolyVox