128 lines
4.4 KiB
C++
128 lines
4.4 KiB
C++
/******************************************************************************
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This file is part of a voxel plugin for OGRE
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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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#ifndef __PolyVoxSceneManager_H__
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#define __PolyVoxSceneManager_H__
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#include "OgrePrerequisites.h"
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#include "OgreSceneManager.h"
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#include "Constants.h"
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#include "MaterialMap.h"
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#include "SurfacePatchRenderable.h"
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#include "SurfaceTriangle.h"
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#include "TypeDef.h"
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#include "Volume.h"
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#include "SurfaceVertex.h"
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#include <set>
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namespace Ogre
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{
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enum NormalGenerationMethod
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{
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SIMPLE,
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CENTRAL_DIFFERENCE,
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SOBEL
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};
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/// Factory for default scene manager
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class VOXEL_SCENE_MANAGER_API PolyVoxSceneManagerFactory : public SceneManagerFactory
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{
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public:
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/// Factory type name
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static const String FACTORY_TYPE_NAME;
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SceneManager* createInstance(const String& instanceName);
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void destroyInstance(SceneManager* instance);
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protected:
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void initMetaData(void) const;
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};
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/// Voxel scene manager
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class VOXEL_SCENE_MANAGER_API PolyVoxSceneManager : public SceneManager
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{
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public:
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//Constructors, etc
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PolyVoxSceneManager(const String& name);
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~PolyVoxSceneManager();
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//Getters
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uchar getMaterialIndexAt(uint uX, uint uY, uint uZ);
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const String& getTypeName(void) const;
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uint getSideLength(void);
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//Setters
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//void setMaterialNameForIndex(uchar uIndex, std::string sMaterialName);
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void setNormalGenerationMethod(NormalGenerationMethod method);
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void _findVisibleObjects(Camera* cam, VisibleObjectsBoundsInfo * visibleBounds, bool onlyShadowCasters);
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void setAllUpToDateFalse(void);
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void createSphereAt(Vector3 centre, Real radius, uchar value, bool painting);
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bool loadScene(const String& filename);
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bool saveScene(const String& filename);
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void generateLevelVolume(void);
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void generateMeshDataForRegion(uint regionX, uint regionY, uint regionZ, std::vector< std::vector<SurfaceVertex> >& vertexData, std::vector< std::vector<SurfaceTriangle> >& indexData) const;
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void mergeVertices6(std::vector< std::vector<SurfaceVertex> >& vertexData, std::vector< std::vector<SurfaceTriangle> >& indexData) const;
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bool verticesArePlanar3(uint uCurrentVertex, std::set<uint> setConnectedVertices, std::vector<SurfaceVertex>& vertexData) const;
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void doRegionGrowing(uint xStart, uint yStart, uint zStart, uchar value);
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bool containsPoint(Vector3 pos, float boundary);
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bool containsPoint(IntVector3 pos, uint boundary);
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std::map<UIntVector3, SceneNode*> sceneNodes;
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//std::map<uchar,ManualObject*> m_mapManualObjects[OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS];
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bool surfaceUpToDate[OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS];
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bool regionIsHomogenous[OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS];
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std::map<uchar,SurfacePatchRenderable*> m_mapSurfaces[OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS][OGRE_VOLUME_SIDE_LENGTH_IN_REGIONS];
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void igniteVoxel(UIntVector3 voxelToIgnite);
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private:
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void markVoxelChanged(uint x, uint y, uint z);
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void markRegionChanged(uint firstX, uint firstY, uint firstZ, uint lastX, uint lastY, uint lastZ);
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static uint fileNo;
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bool useNormalSmoothing;
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uint normalSmoothingFilterSize;
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NormalGenerationMethod m_normalGenerationMethod;
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VolumePtr volumeData;
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MaterialMapPtr materialMap;
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std::queue<UIntVector3> m_queueVoxelsToBurn;
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bool m_bHaveGeneratedMeshes;
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//std::string m_aMaterialNames[256];
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};
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}
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#endif
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