74 lines
2.5 KiB
C++
74 lines
2.5 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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#ifndef __PolyVox_ConstVolumeProxy_H__
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#define __PolyVox_ConstVolumeProxy_H__
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#include "PolyVoxForwardDeclarations.h"
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#include "Region.h"
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namespace PolyVox
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{
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template <typename VoxelType>
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class ConstVolumeProxy
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{
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//LargeVolume is a friend so it can call the constructor.
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friend class LargeVolume<VoxelType>;
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public:
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VoxelType getVoxelAt(int32_t uXPos, int32_t uYPos, int32_t uZPos) const
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{
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assert(m_regValid.containsPoint(Vector3DInt32(uXPos, uYPos, uZPos)));
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return m_pVolume.getVoxelAt(uXPos, uYPos, uZPos);
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}
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VoxelType getVoxelAt(const Vector3DInt32& v3dPos) const
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{
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assert(m_regValid.containsPoint(v3dPos));
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return getVoxelAt(v3dPos.getX(), v3dPos.getY(), v3dPos.getZ());
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}
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void setVoxelAt(int32_t uXPos, int32_t uYPos, int32_t uZPos, VoxelType tValue) const
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{
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assert(m_regValid.containsPoint(Vector3DInt32(uXPos, uYPos, uZPos)));
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m_pVolume.setVoxelAtConst(uXPos, uYPos, uZPos, tValue);
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}
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void setVoxelAt(const Vector3DInt32& v3dPos, VoxelType tValue) const
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{
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assert(m_regValid.containsPoint(v3dPos));
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setVoxelAt(v3dPos.getX(), v3dPos.getY(), v3dPos.getZ(), tValue);
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}
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private:
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//Private constructor, so client code can't abuse this class.
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ConstVolumeProxy(const LargeVolume<VoxelType>& pVolume, const Region& regValid)
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:m_pVolume(pVolume)
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,m_regValid(regValid)
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{
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}
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const LargeVolume<VoxelType>& m_pVolume;
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const Region& m_regValid;
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};
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}
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#endif //__PolyVox_ConstVolumeProxy_H__
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