polyvox/library/include/PolyVoxCore/PolyVoxImpl/DecimatedSurfaceExtractor.h
2008-07-05 22:11:09 +00:00

45 lines
2.5 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
#ifndef __PolyVoxImpl_DecimatedSurfaceExtractor_H__
#define __PolyVoxImpl_DecimatedSurfaceExtractor_H__
#pragma region Headers
#include "PolyVoxCore/Constants.h"
#include "PolyVoxCore/PolyVoxForwardDeclarations.h"
#include "PolyVoxCore/TypeDef.h"
#include "PolyVoxCore/PolyVoxCStdInt.h"
#pragma endregion
namespace PolyVox
{
uint32 getDecimatedIndex(uint32 x, uint32 y);
void extractDecimatedSurfaceImpl(BlockVolume<uint8>* volumeData, uint8 uLevel, Region region, IndexedSurfacePatch* singleMaterialPatch);
uint32 computeInitialDecimatedBitmaskForSlice(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, const Region& regSlice, const Vector3DFloat& offset, uint8 *bitmask);
uint32 computeDecimatedBitmaskForSliceFromPrevious(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, const Region& regSlice, const Vector3DFloat& offset, uint8 *bitmask, uint8 *previousBitmask);
void generateDecimatedIndicesForSlice(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, uint8* bitmask0, uint8* bitmask1, int32 vertexIndicesX0[],int32 vertexIndicesY0[],int32 vertexIndicesZ0[], int32 vertexIndicesX1[],int32 vertexIndicesY1[],int32 vertexIndicesZ1[]);
void generateDecimatedVerticesForSlice(BlockVolumeIterator<uint8>& volIter, uint8 uLevel, Region& regSlice, const Vector3DFloat& offset, uint8* bitmask, IndexedSurfacePatch* singleMaterialPatch,int32 vertexIndicesX[],int32 vertexIndicesY[],int32 vertexIndicesZ[]);
}
#endif