/*	==========================================================================
 *	(C) 2005 Universitat Jaume I
 *	==========================================================================
 *	PROYECT:	GAME TOOLS
 *	========================================================================*/
/*	CONTENT:	
 *
 *
 *	@file	GeoMeshSaver.h
 *	========================================================================*/

#ifndef	__GEO_MESH_SAVER__
#define	__GEO_MESH_SAVER__

#include	<GeoMeshLoader.h>

namespace Geometry 
{
	//	Saves a Mesh.
	class	GeoMeshSaver
	{
		private:
			//	The mesh to write.
			Mesh	*mGeoMesh;
			
			//	Mesh Bounds.
			//GeometryBounds	mMeshBounds;
			
			//	Write in the file.
			Serializer	*mSerializer;

			//	Flag that indicate if the mesh 
			//	is skeletally animated or not.
			bool	mSkeletallyAnimated;
			
			//	Write the main mesh.
			void	writeMesh(Mesh	*geoMesh);

			//	Write a submesh.
			void	writeSubMesh(SubMesh	*geoSubMesh);

			// Operation type
			void	writeSubMeshOperation(const	SubMesh	*geoSubMesh);
			
			//	Write geometry.
			void	writeGeometry(VertexBuffer	*vertexBuffer);

			//	Write Mesh Bounds.
			void	writeMeshBounds(Mesh	*geoMesh);
			
			//	Calculate the mesh size in bytes.
			size_t	calcMeshSize(const Mesh	*geoMesh);

			//	Calculate the size in bytes for the submesh.
			size_t	calcSubMeshSize(const SubMesh	*geoSubMesh);

			//	Calculate the geometry size in bytes.
			size_t	calcGeometrySize(const VertexBuffer* vertexBuffer);

			//	Calculate the skeleton link size in bytes.
			size_t	calcSkeletonLinkSize(const Mesh	*geoMesh);

			//	Write the file header.
			void	writeFileHeader(void);

			//	Write a header chunk given.
			void	writeChunkHeader(	unsigned short	id,
															unsigned long		count);

			//	Write integers into the file.
			void	writeInts(unsigned long	id,
											unsigned long	size);

			//	Write shorts into the file
			void	writeShorts(unsigned short	id,
												unsigned long		count);

			//	Write float into the file.
			void	writeFloats(float						id,
												unsigned long		count);

			//	Write a string into the file.
			void	writeString(const	String	&string);

			//	Write booleans into the file.
			void	writeBools(	const bool id,
												unsigned	long		count);

			//	Write skeleton name.
			void	writeSkeletonLink(const	String	&string);

			void	writeMeshBoneAssignment(const VertexBoneAssignment& assign);

			void	writeSubMeshBoneAssignment(const VertexBoneAssignment& assign);

			//	unnormalize geometry model.
			void	unnormalizeModel(Mesh	*geoMesh);
			
		public:

			//	Constructors.
			GeoMeshSaver();

			//	Destroyer.
			~GeoMeshSaver();

			//	Sets the material of the mesh.
			void	setMaterialName(String	materialName);

			//	Gets the material of the mesh.
			String	getMaterialName();
			
			//	Saves a Mesh into a file.
			size_t	save(Mesh	*geoMesh,	const	char	*fileNameMesh);

			// temporal members used to tweak the lodtree leaf submesh
			int leavesSubMesh;
			VertexBuffer *leavesVB;
			Index *indices;
			int numindices;
	};
}
#endif