polyvox/PolyVoxCore/include/SurfaceExtractorsDecimated.h
2008-06-25 21:13:59 +00:00

51 lines
3.0 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 __PolyVox_SurfaceExtractorsDecimated_H__
#define __PolyVox_SurfaceExtractorsDecimated_H__
#pragma region Headers
#include "Constants.h"
#include "PolyVoxForwardDeclarations.h"
#include "TypeDef.h"
#include "PolyVoxCStdInt.h"
#include <list>
#pragma endregion
namespace PolyVox
{
std::uint32_t getDecimatedIndex(std::uint32_t x, std::uint32_t y);
POLYVOX_API void generateDecimatedMeshDataForRegion(BlockVolume<std::uint8_t>* volumeData, std::uint8_t uLevel, Region region, IndexedSurfacePatch* singleMaterialPatch);
POLYVOX_API std::uint32_t computeInitialDecimatedBitmaskForSlice(BlockVolumeIterator<std::uint8_t>& volIter, std::uint8_t uLevel, const Region& regSlice, const Vector3DFloat& offset, std::uint8_t *bitmask);
POLYVOX_API std::uint32_t computeDecimatedBitmaskForSliceFromPrevious(BlockVolumeIterator<std::uint8_t>& volIter, std::uint8_t uLevel, const Region& regSlice, const Vector3DFloat& offset, std::uint8_t *bitmask, std::uint8_t *previousBitmask);
POLYVOX_API void generateDecimatedIndicesForSlice(BlockVolumeIterator<std::uint8_t>& volIter, std::uint8_t uLevel, const Region& regSlice, IndexedSurfacePatch* singleMaterialPatch, const Vector3DFloat& offset, std::uint8_t* bitmask0, std::uint8_t* bitmask1, std::int32_t vertexIndicesX0[],std::int32_t vertexIndicesY0[],std::int32_t vertexIndicesZ0[], std::int32_t vertexIndicesX1[],std::int32_t vertexIndicesY1[],std::int32_t vertexIndicesZ1[]);
POLYVOX_API void generateDecimatedVerticesForSlice(BlockVolumeIterator<std::uint8_t>& volIter, std::uint8_t uLevel, Region& regSlice, const Vector3DFloat& offset, std::uint8_t* bitmask, IndexedSurfacePatch* singleMaterialPatch,std::int32_t vertexIndicesX[],std::int32_t vertexIndicesY[],std::int32_t vertexIndicesZ[]);
POLYVOX_API void generateDecimatedMeshDataForRegionSlow(BlockVolume<std::uint8_t>* volumeData, Region region, IndexedSurfacePatch* singleMaterialPatch);
POLYVOX_API Vector3DFloat computeDecimatedNormal(BlockVolume<std::uint8_t>* volumeData, const Vector3DFloat& position, NormalGenerationMethod normalGenerationMethod);
}
#endif