[occt.git] / src / OpenGl / OpenGl_FrameStatsPrs.hxx

// Copyright (c) 2017 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _OpenGl_FrameStatsPrs_HeaderFile
#define _OpenGl_FrameStatsPrs_HeaderFile

#include <OpenGl_FrameStats.hxx>
#include <OpenGl_Text.hxx>

class Graphic3d_ArrayOfTriangles;
class Graphic3d_TransformPers;
class OpenGl_IndexBuffer;
class OpenGl_VertexBuffer;

//! Element rendering frame statistics.
class OpenGl_FrameStatsPrs : public OpenGl_Element
{
public:

  //! Default constructor.
  Standard_EXPORT OpenGl_FrameStatsPrs();

  //! Destructor
  Standard_EXPORT virtual ~OpenGl_FrameStatsPrs();

  //! Render element.
  Standard_EXPORT virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const Standard_OVERRIDE;

  //! Release OpenGL resources.
  Standard_EXPORT virtual void Release (OpenGl_Context* theCtx) Standard_OVERRIDE;

  //! Update text.
  Standard_EXPORT void Update (const Handle(OpenGl_Workspace)& theWorkspace);

  //! Assign text aspect.
  void SetTextAspect (const Handle(Graphic3d_AspectText3d)& theAspect) { myTextAspect.SetAspect (theAspect); }

protected:

  //! Update chart presentation.
  Standard_EXPORT void updateChart (const Handle(OpenGl_Workspace)& theWorkspace);

protected:

  Handle(OpenGl_FrameStats)          myStatsPrev;         //!< currently displayed stats
  Handle(Graphic3d_TransformPers)    myCountersTrsfPers;  //!< transformation persistence for counters presentation
  OpenGl_Text                        myCountersText;      //!< counters presentation
  OpenGl_Aspects                     myTextAspect;        //!< text aspect
  Handle(Graphic3d_TransformPers)    myChartTrsfPers;     //!< transformation persistence for chart presentation
  Handle(Graphic3d_ArrayOfTriangles) myChartArray;        //!< array of chart triangles
  Handle(OpenGl_VertexBuffer)        myChartVertices;     //!< VBO with chart triangles
  Handle(OpenGl_IndexBuffer)         myChartIndices;      //!< VBO with chart triangle indexes
  Handle(OpenGl_VertexBuffer)        myChartLines;        //!< array of chart lines
  OpenGl_Text                        myChartLabels[3];    //!< chart labels

};

#endif // _OpenGl_FrameStatsPrs_HeaderFile
Commit	Line	Data
15669413	1	// Copyright (c) 2017 OPEN CASCADE SAS
	2	//
	3	// This file is part of Open CASCADE Technology software library.
	4	//
	5	// This library is free software; you can redistribute it and/or modify it under
	6	// the terms of the GNU Lesser General Public License version 2.1 as published
	7	// by the Free Software Foundation, with special exception defined in the file
	8	// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
	9	// distribution for complete text of the license and disclaimer of any warranty.
	10	//
	11	// Alternatively, this file may be used under the terms of Open CASCADE
	12	// commercial license or contractual agreement.
	13
	14	#ifndef _OpenGl_FrameStatsPrs_HeaderFile
	15	#define _OpenGl_FrameStatsPrs_HeaderFile
	16
	17	#include <OpenGl_FrameStats.hxx>
	18	#include <OpenGl_Text.hxx>
	19
5e30547b	20	class Graphic3d_ArrayOfTriangles;
15669413	21	class Graphic3d_TransformPers;
5e30547b	22	class OpenGl_IndexBuffer;
5e30547b	23	class OpenGl_VertexBuffer;
15669413	24
15669413	25	//! Element rendering frame statistics.
5e30547b	26	class OpenGl_FrameStatsPrs : public OpenGl_Element
15669413	27	{
	28	public:
	29
	30	//! Default constructor.
	31	Standard_EXPORT OpenGl_FrameStatsPrs();
	32
	33	//! Destructor
	34	Standard_EXPORT virtual ~OpenGl_FrameStatsPrs();
	35
	36	//! Render element.
	37	Standard_EXPORT virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const Standard_OVERRIDE;
	38
	39	//! Release OpenGL resources.
	40	Standard_EXPORT virtual void Release (OpenGl_Context* theCtx) Standard_OVERRIDE;
	41
	42	//! Update text.
	43	Standard_EXPORT void Update (const Handle(OpenGl_Workspace)& theWorkspace);
	44
	45	//! Assign text aspect.
	46	void SetTextAspect (const Handle(Graphic3d_AspectText3d)& theAspect) { myTextAspect.SetAspect (theAspect); }
	47
	48	protected:
	49
5e30547b	50	//! Update chart presentation.
	51	Standard_EXPORT void updateChart (const Handle(OpenGl_Workspace)& theWorkspace);
	52
	53	protected:
	54
	55	Handle(OpenGl_FrameStats) myStatsPrev; //!< currently displayed stats
	56	Handle(Graphic3d_TransformPers) myCountersTrsfPers; //!< transformation persistence for counters presentation
	57	OpenGl_Text myCountersText; //!< counters presentation
bf5f0ca2	58	OpenGl_Aspects myTextAspect; //!< text aspect
5e30547b	59	Handle(Graphic3d_TransformPers) myChartTrsfPers; //!< transformation persistence for chart presentation
	60	Handle(Graphic3d_ArrayOfTriangles) myChartArray; //!< array of chart triangles
	61	Handle(OpenGl_VertexBuffer) myChartVertices; //!< VBO with chart triangles
	62	Handle(OpenGl_IndexBuffer) myChartIndices; //!< VBO with chart triangle indexes
	63	Handle(OpenGl_VertexBuffer) myChartLines; //!< array of chart lines
	64	OpenGl_Text myChartLabels[3]; //!< chart labels
15669413	65
	66	};
	67
	68	#endif // _OpenGl_FrameStatsPrs_HeaderFile