#pragma once

#include <vector>
#include "Vector.hpp"
#include "Material.hpp"

class TriangleMesh;

class SubMesh
{
	friend class Mesh;
	friend class SubEntity;
	friend class FinalCompositionRenderStrategy;

	Mesh* parent;
	int subsetId;

	int edgeStartIndex;
	int edgeCount;

	D3DXMATERIAL		material;
	char				bumpFileName[256];

	LPDIRECT3DTEXTURE9	lambertTexture;	//!< D3D textures for the materials
	LPDIRECT3DTEXTURE9  bumpTexture;	//!< D3D texture for the bump map
	LPDIRECT3DTEXTURE9  normalTexture;	//!< D3D texture for the normal map

	Material*			rayTraceMaterial;	//!< material used in for ray tracing
	TriangleMesh*		rayTraceMesh;		//!< the raytracable representation of the mesh

public:
	SubMesh(Mesh* parent, int subsetId, D3DXMATERIAL& dMaterial);
	~SubMesh(void);
	void loadBumpMap(LPCSTR fileName, float bumpScale);
	void buildRayTraceMesh(DWORD startIndex, DWORD indexCount);

	void drawToAtlas();
	void draw();
};