423 lines
16 KiB
C++
423 lines
16 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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#define BORDER_LOWX(val) (val > this->mVolume->getEnclosingRegion().getLowerCorner().getX())
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#define BORDER_HIGHX(val) (val < this->mVolume->getEnclosingRegion().getUpperCorner().getX())
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#define BORDER_LOWY(val) (val > this->mVolume->getEnclosingRegion().getLowerCorner().getY())
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#define BORDER_HIGHY(val) (val < this->mVolume->getEnclosingRegion().getUpperCorner().getY())
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#define BORDER_LOWZ(val) (val > this->mVolume->getEnclosingRegion().getLowerCorner().getZ())
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#define BORDER_HIGHZ(val) (val < this->mVolume->getEnclosingRegion().getUpperCorner().getZ())
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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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:BaseVolume<VoxelType>::template Sampler< RawVolume<VoxelType> >(volume)
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,mCurrentVoxel(0)
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,m_bIsCurrentPositionValidInX(false)
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,m_bIsCurrentPositionValidInY(false)
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,m_bIsCurrentPositionValidInZ(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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VoxelType RawVolume<VoxelType>::Sampler::getVoxel(void) const
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{
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return (m_bIsCurrentPositionValidInX && m_bIsCurrentPositionValidInY && m_bIsCurrentPositionValidInZ) ? *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 Vector3DInt32& v3dLowerCorner = this->mVolume->m_regValidRegion.getLowerCorner();
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int32_t iLocalXPos = xPos - v3dLowerCorner.getX();
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int32_t iLocalYPos = yPos - v3dLowerCorner.getY();
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int32_t iLocalZPos = zPos - v3dLowerCorner.getZ();
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const int32_t uVoxelIndex = iLocalXPos +
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iLocalYPos * this->mVolume->getWidth() +
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iLocalZPos * this->mVolume->getWidth() * this->mVolume->getHeight();
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mCurrentVoxel = this->mVolume->m_pData + uVoxelIndex;
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m_bIsCurrentPositionValidInX = this->mVolume->getEnclosingRegion().containsPointInX(xPos);
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m_bIsCurrentPositionValidInY = this->mVolume->getEnclosingRegion().containsPointInY(yPos);
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m_bIsCurrentPositionValidInZ = this->mVolume->getEnclosingRegion().containsPointInZ(zPos);
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}
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template <typename VoxelType>
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bool RawVolume<VoxelType>::Sampler::setVoxel(VoxelType tValue)
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{
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//return m_bIsCurrentPositionValid ? *mCurrentVoxel : this->mVolume->getBorderValue();
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if(m_bIsCurrentPositionValidInX && m_bIsCurrentPositionValidInY && m_bIsCurrentPositionValidInZ)
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{
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*mCurrentVoxel = tValue;
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return true;
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}
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else
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{
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return false;
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}
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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_bIsCurrentPositionValidInX = this->mVolume->getEnclosingRegion().containsPointInX(this->mXPosInVolume);
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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_bIsCurrentPositionValidInY = this->mVolume->getEnclosingRegion().containsPointInY(this->mYPosInVolume);
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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_bIsCurrentPositionValidInZ = this->mVolume->getEnclosingRegion().containsPointInZ(this->mZPosInVolume);
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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_bIsCurrentPositionValidInX = this->mVolume->getEnclosingRegion().containsPointInX(this->mXPosInVolume);
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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_bIsCurrentPositionValidInY = this->mVolume->getEnclosingRegion().containsPointInY(this->mYPosInVolume);
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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_bIsCurrentPositionValidInZ = this->mVolume->getEnclosingRegion().containsPointInZ(this->mZPosInVolume);
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_LOWY(this->mYPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - 1 - this->mVolume->getWidth() - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_LOWY(this->mYPosInVolume) )
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{
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return *(mCurrentVoxel - 1 - this->mVolume->getWidth());
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_LOWY(this->mYPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - 1 - this->mVolume->getWidth() + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - 1 - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWX(this->mXPosInVolume) )
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{
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return *(mCurrentVoxel - 1);
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - 1 + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_HIGHY(this->mYPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - 1 + this->mVolume->getWidth() - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_HIGHY(this->mYPosInVolume) )
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{
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return *(mCurrentVoxel - 1 + this->mVolume->getWidth());
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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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if( BORDER_LOWX(this->mXPosInVolume) && BORDER_HIGHY(this->mYPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - 1 + this->mVolume->getWidth() + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWY(this->mYPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - this->mVolume->getWidth() - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWY(this->mYPosInVolume) )
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{
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return *(mCurrentVoxel - this->mVolume->getWidth());
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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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if( BORDER_LOWY(this->mYPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - this->mVolume->getWidth() + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHY(this->mYPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + this->mVolume->getWidth() - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHY(this->mYPosInVolume) )
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{
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return *(mCurrentVoxel + this->mVolume->getWidth());
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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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if( BORDER_HIGHY(this->mYPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + this->mVolume->getWidth() + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_LOWY(this->mYPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + 1 - this->mVolume->getWidth() - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_LOWY(this->mYPosInVolume) )
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{
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return *(mCurrentVoxel + 1 - this->mVolume->getWidth());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_LOWY(this->mYPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + 1 - this->mVolume->getWidth() + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + 1 - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHX(this->mXPosInVolume) )
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{
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return *(mCurrentVoxel + 1);
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + 1 + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_HIGHY(this->mYPosInVolume) && BORDER_LOWZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + 1 + this->mVolume->getWidth() - this->mVolume->getWidth() * this->mVolume->getHeight());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_HIGHY(this->mYPosInVolume) )
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{
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return *(mCurrentVoxel + 1 + this->mVolume->getWidth());
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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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if( BORDER_HIGHX(this->mXPosInVolume) && BORDER_HIGHY(this->mYPosInVolume) && BORDER_HIGHZ(this->mZPosInVolume) )
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{
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return *(mCurrentVoxel + 1 + this->mVolume->getWidth() + this->mVolume->getWidth() * this->mVolume->getHeight());
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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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#undef BORDER_LOWX
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#undef BORDER_HIGHX
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#undef BORDER_LOWY
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#undef BORDER_HIGHY
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#undef BORDER_LOWZ
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#undef BORDER_HIGHZ
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