#pragma once

#ifndef TTESSELLATOR_H

#define TTESSELLATOR_H

//#include "tpixel.h"

#include "traster.h"

#include "tgl.h"

#include "tthreadmessage.h"

class TColorFunction;

class TRegionOutline;

#undef DVAPI

#undef DVVAR

#ifdef TVRENDER_EXPORTS

#define DVAPI DV_EXPORT_API

#define DVVAR DV_EXPORT_VAR

#else

#define DVAPI DV_IMPORT_API

#define DVVAR DV_IMPORT_VAR

#endif

//=============================================================================

//==================== TTessellator ===========================================

//=============================================================================

class DVAPI TTessellator

{

public:

	virtual ~TTessellator()

	{

	}

	virtual void tessellate(const TColorFunction *cf, const bool antiAliasing, TRegionOutline &outline, TPixel32 color) = 0;

	virtual void tessellate(const TColorFunction *cf, const bool antiAliasing, TRegionOutline &outline, TRaster32P texture) = 0;

};

//=============================================================================

//==================== OpenGL Tessellator ===========================================

//=============================================================================

class DVAPI TglTessellator : public TTessellator

{

public:

	//TThread::Mutex m_mutex;

	class DVAPI GLTess

	{

	public:

#ifdef GLU_VERSION_1_2

		GLUtesselator *m_tess;

#else

#ifdef GLU_VERSION_1_1

		GLUtriangulatorObj *m_tess;

#else

		void *m_tess;

#endif

#endif

		GLTess();

		~GLTess();

	};

private:

	//static GLTess m_glTess;

	void doTessellate(GLTess &glTess, const TColorFunction *cf, const bool antiAliasing, TRegionOutline &outline);

	void doTessellate(GLTess &glTess, const TColorFunction *cf, const bool antiAliasing, TRegionOutline outline, const TAffine &aff);

public:

	//void tessellate(const TVectorRenderData &rd, TRegionOutline &outline );

	void tessellate(const TColorFunction *cf, const bool antiAliasing, TRegionOutline &outline, TPixel32 color);

	void tessellate(const TColorFunction *cf, const bool antiAliasing, TRegionOutline &outline, TRaster32P texture);

};

//=============================================================================

#endif