87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
#pragma region License
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/******************************************************************************
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This file is part of the PolyVox library
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Copyright (C) 2006 David Williams
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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******************************************************************************/
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#pragma endregion
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#ifndef __PolyVox_BlockVolume_H__
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#define __PolyVox_BlockVolume_H__
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#pragma region Headers
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#include "PolyVoxForwardDeclarations.h"
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#include "PolyVoxCStdInt.h"
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#include <map>
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#pragma endregion
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namespace PolyVox
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{
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template <typename VoxelType>
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class BlockVolume
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{
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//Make BlockVolumeIterator a friend
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friend class BlockVolumeIterator<VoxelType>;
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public:
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BlockVolume(uint8 uSideLengthPower, uint8 uBlockSideLengthPower = 5);
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BlockVolume(const BlockVolume& rhs);
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~BlockVolume();
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BlockVolume& operator=(const BlockVolume& rhs);
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Region getEnclosingRegion(void) const;
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uint16 getSideLength(void) const;
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VoxelType getVoxelAt(uint16 uXPos, uint16 uYPos, uint16 uZPos) const;
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VoxelType getVoxelAt(const Vector3DUint16& v3dPos) const;
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bool containsPoint(const Vector3DFloat& pos, float boundary) const;
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bool containsPoint(const Vector3DInt32& pos, uint16 boundary) const;
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BlockVolumeIterator<VoxelType> firstVoxel(void);
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void idle(uint32 uAmount);
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BlockVolumeIterator<VoxelType> lastVoxel(void);
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private:
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Block<VoxelType>* getHomogenousBlock(VoxelType tHomogenousValue) const;
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Block<VoxelType>** m_pBlocks;
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bool* m_pIsShared;
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bool* m_pIsPotentiallySharable;
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VoxelType* m_pHomogenousValue;
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mutable std::map<VoxelType, Block<VoxelType>*> m_pHomogenousBlocks;
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uint32 m_uNoOfBlocksInVolume;
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uint16 m_uSideLengthInBlocks;
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uint8 m_uSideLengthPower;
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uint16 m_uSideLength;
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uint8 m_uBlockSideLengthPower;
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uint16 m_uBlockSideLength;
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};
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//Some handy typedefs
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typedef BlockVolume<float> FloatBlockVolume;
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typedef BlockVolume<uint8> UInt8BlockVolume;
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typedef BlockVolume<uint16> UInt16BlockVolume;
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}
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#include "BlockVolume.inl"
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#endif
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