$#include "TerrainPatch.h"

class TerrainPatch : public Drawable
{
    void SetOwner(Terrain* terrain);
    void SetNeighbors(TerrainPatch* north, TerrainPatch* south, TerrainPatch* west, TerrainPatch* east);
    void SetMaterial(Material* material);
    void SetBoundingBox(const BoundingBox& box);
    void SetCoordinates(const IntVector2& coordinates);
    void SetOcclusionOffset(float offset);
    void ResetLod();
    
    Geometry* GetGeometry() const;
    Geometry* GetMaxLodGeometry() const;
    Geometry* GetMinLodGeometry() const;
    VertexBuffer* GetVertexBuffer() const;
    Terrain* GetOwner() const;
    TerrainPatch* GetNorthPatch() const;
    TerrainPatch* GetSouthPatch() const;
    TerrainPatch* GetWestPatch() const;
    TerrainPatch* GetEastPatch() const;
    const IntVector2& GetCoordinates() const;
    unsigned GetLodLevel() const;
    float GetOcclusionOffset() const;
    
    tolua_readonly tolua_property__get_set Geometry* geometry;
    tolua_readonly tolua_property__get_set Geometry* maxLodGeometry;
    tolua_readonly tolua_property__get_set Geometry* minLodGeometry;
    tolua_readonly tolua_property__get_set VertexBuffer* vertexBuffer;
    tolua_property__get_set Terrain* owner;
    tolua_readonly tolua_property__get_set TerrainPatch* northPatch;
    tolua_readonly tolua_property__get_set TerrainPatch* southPatch;
    tolua_readonly tolua_property__get_set TerrainPatch* westPatch;
    tolua_readonly tolua_property__get_set TerrainPatch* eastPatch;
    tolua_property__get_set BoundingBox& boundingBox;
    tolua_property__get_set IntVector2& coordinates;
    tolua_readonly tolua_property__get_set unsigned lodLevel;
    tolua_property__get_set float occlusionOffset;
};