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openmw-tes3coop/components/terrain/terraingrid.hpp

41 lines
1.1 KiB
C++

#ifndef COMPONENTS_TERRAIN_TERRAINGRID_H
#define COMPONENTS_TERRAIN_TERRAINGRID_H
#include <map>
#include <osg/Vec2f>
#include "world.hpp"
namespace Terrain
{
/// @brief Simple terrain implementation that loads cells in a grid, with no LOD. Only requested cells are loaded.
class TerrainGrid : public Terrain::World
{
public:
TerrainGrid(osg::Group* parent, osg::Group* compileRoot, Resource::ResourceSystem* resourceSystem, Storage* storage, int nodeMask, int preCompileMask=~0, int borderMask=0);
~TerrainGrid();
virtual void cacheCell(View* view, int x, int y);
/// @note Not thread safe.
virtual void loadCell(int x, int y);
/// @note Not thread safe.
virtual void unloadCell(int x, int y);
View* createView();
private:
osg::ref_ptr<osg::Node> buildTerrain (osg::Group* parent, float chunkSize, const osg::Vec2f& chunkCenter);
// split each ESM::Cell into mNumSplits*mNumSplits terrain chunks
unsigned int mNumSplits;
MWRender::CellBorder::CellGrid mGrid;
};
}
#endif