305 lines
10 KiB
C++
305 lines
10 KiB
C++
/*******************************************************************************
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Copyright (c) 2005-2009 David Williams
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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*******************************************************************************/
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#include "PolyVoxImpl/Block.h"
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#include "PolyVoxCore/RawVolume.h"
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#include "PolyVoxCore/Vector.h"
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#include "PolyVoxCore/Region.h"
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#include <limits>
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namespace PolyVox
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{
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template <typename VoxelType>
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RawVolume<VoxelType>::Sampler::Sampler(RawVolume<VoxelType>* volume)
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:Volume<VoxelType>::template Sampler< RawVolume<VoxelType> >(volume)
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,mCurrentVoxel(0)
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,m_bIsCurrentPositionValid(false)
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{
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}
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template <typename VoxelType>
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RawVolume<VoxelType>::Sampler::~Sampler()
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{
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}
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template <typename VoxelType>
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int32_t RawVolume<VoxelType>::Sampler::getPosX(void) const
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{
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return this->mXPosInVolume;
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}
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template <typename VoxelType>
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int32_t RawVolume<VoxelType>::Sampler::getPosY(void) const
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{
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return this->mYPosInVolume;
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}
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template <typename VoxelType>
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int32_t RawVolume<VoxelType>::Sampler::getPosZ(void) const
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{
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return this->mZPosInVolume;
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::getVoxel(void) const
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{
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return m_bIsCurrentPositionValid ? *mCurrentVoxel : this->mVolume->getBorderValue();
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::setPosition(const Vector3DInt32& v3dNewPos)
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{
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setPosition(v3dNewPos.getX(), v3dNewPos.getY(), v3dNewPos.getZ());
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::setPosition(int32_t xPos, int32_t yPos, int32_t zPos)
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{
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this->mXPosInVolume = xPos;
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this->mYPosInVolume = yPos;
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this->mZPosInVolume = zPos;
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const uint32_t uVoxelIndex = xPos +
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yPos * this->mVolume->getWidth() +
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zPos * this->mVolume->getWidth() * this->mVolume->getHeight();
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mCurrentVoxel = this->mVolume->m_pData + uVoxelIndex;
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m_bIsCurrentPositionValid = this->mVolume->getEnclosingRegion().containsPoint(Vector3DInt32(xPos, yPos, zPos));
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::movePositiveX(void)
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{
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this->mXPosInVolume++;
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++mCurrentVoxel;
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m_bIsCurrentPositionValid = this->mXPosInVolume <= this->mVolume->getEnclosingRegion().getUpperCorner().getX();
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::movePositiveY(void)
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{
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this->mYPosInVolume++;
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mCurrentVoxel += this->mVolume->getWidth();
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m_bIsCurrentPositionValid = this->mYPosInVolume <= this->mVolume->getEnclosingRegion().getUpperCorner().getY();
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::movePositiveZ(void)
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{
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this->mZPosInVolume++;
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mCurrentVoxel += this->mVolume->getWidth() * this->mVolume->getHeight();
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m_bIsCurrentPositionValid = this->mZPosInVolume <= this->mVolume->getEnclosingRegion().getUpperCorner().getZ();
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::moveNegativeX(void)
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{
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this->mXPosInVolume--;
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--mCurrentVoxel;
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m_bIsCurrentPositionValid = this->mXPosInVolume >= this->mVolume->getEnclosingRegion().getLowerCorner().getX();
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::moveNegativeY(void)
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{
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this->mYPosInVolume--;
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mCurrentVoxel -= this->mVolume->getWidth();
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m_bIsCurrentPositionValid = this->mYPosInVolume >= this->mVolume->getEnclosingRegion().getLowerCorner().getY();
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}
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template <typename VoxelType>
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void RawVolume<VoxelType>::Sampler::moveNegativeZ(void)
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{
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this->mZPosInVolume--;
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mCurrentVoxel -= this->mVolume->getWidth() * this->mVolume->getHeight();
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m_bIsCurrentPositionValid =this->mZPosInVolume >= this->mVolume->getEnclosingRegion().getLowerCorner().getZ();
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx1ny1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume-1,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx1ny0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume-1,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx1ny1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume-1,this->mZPosInVolume+1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx0py1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx0py0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx0py1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume,this->mZPosInVolume+1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx1py1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume+1,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx1py0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume+1,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1nx1py1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume-1,this->mYPosInVolume+1,this->mZPosInVolume+1);
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}
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//////////////////////////////////////////////////////////////////////////
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px1ny1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume-1,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px1ny0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume-1,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px1ny1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume-1,this->mZPosInVolume+1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px0py1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px0py0pz(void) const
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{
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return *mCurrentVoxel;
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px0py1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume,this->mZPosInVolume+1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px1py1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume+1,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px1py0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume+1,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel0px1py1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume,this->mYPosInVolume+1,this->mZPosInVolume+1);
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}
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//////////////////////////////////////////////////////////////////////////
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px1ny1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume-1,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px1ny0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume-1,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px1ny1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume-1,this->mZPosInVolume+1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px0py1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px0py0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px0py1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume,this->mZPosInVolume+1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px1py1nz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume+1,this->mZPosInVolume-1);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px1py0pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume+1,this->mZPosInVolume);
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}
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template <typename VoxelType>
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VoxelType RawVolume<VoxelType>::Sampler::peekVoxel1px1py1pz(void) const
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{
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return this->mVolume->getVoxelAt(this->mXPosInVolume+1,this->mYPosInVolume+1,this->mZPosInVolume+1);
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}
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}
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