103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
#pragma region License
|
|
/******************************************************************************
|
|
This file is part of the PolyVox library
|
|
Copyright (C) 2006 David Williams
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
******************************************************************************/
|
|
#pragma endregion
|
|
|
|
#include <cstring>
|
|
|
|
namespace PolyVox
|
|
{
|
|
|
|
template <typename VoxelType>
|
|
LinearVolume<VoxelType>::LinearVolume(uint8 uSideLengthPower)
|
|
:m_tData(0)
|
|
{
|
|
//Check the block size is sensible. This corresponds to a side length of 256 voxels
|
|
assert(uSideLengthPower <= 8);
|
|
|
|
//Compute the side length
|
|
m_uSideLengthPower = uSideLengthPower;
|
|
m_uSideLength = 0x01 << uSideLengthPower;
|
|
|
|
//If this fails an exception will be thrown. Memory is not
|
|
//allocated and there is nothing else in this class to clean up
|
|
m_tData = new VoxelType[getNoOfVoxels()];
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
LinearVolume<VoxelType>::LinearVolume(const LinearVolume<VoxelType>& rhs)
|
|
{
|
|
*this = rhs;
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
LinearVolume<VoxelType>::~LinearVolume()
|
|
{
|
|
delete[] m_tData;
|
|
m_tData = 0;
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
LinearVolume<VoxelType>& LinearVolume<VoxelType>::operator=(const LinearVolume<VoxelType>& rhs)
|
|
{
|
|
if (this == &rhs)
|
|
{
|
|
return *this;
|
|
}
|
|
|
|
memcpy(m_tData,rhs.m_tData,getNoOfVoxels());
|
|
|
|
return *this;
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
VoxelType LinearVolume<VoxelType>::getVoxelAt(const uint16 xPosition, const uint16 yPosition, const uint16 zPosition) const
|
|
{
|
|
return m_tData
|
|
[
|
|
xPosition +
|
|
yPosition * m_uSideLength +
|
|
zPosition * m_uSideLength * m_uSideLength
|
|
];
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
void LinearVolume<VoxelType>::setVoxelAt(const uint16 xPosition, const uint16 yPosition, const uint16 zPosition, const VoxelType value)
|
|
{
|
|
m_tData
|
|
[
|
|
xPosition +
|
|
yPosition * m_uSideLength +
|
|
zPosition * m_uSideLength * m_uSideLength
|
|
] = value;
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
uint16 LinearVolume<VoxelType>::getSideLength(void)
|
|
{
|
|
return m_uSideLength;
|
|
}
|
|
|
|
template <typename VoxelType>
|
|
uint32 LinearVolume<VoxelType>::getNoOfVoxels(void)
|
|
{
|
|
return m_uSideLength * m_uSideLength * m_uSideLength;
|
|
}
|
|
}
|