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--
-- File:    OpenGl_GraphicDriver.cdl
-- Created: Mardi 28 janvier 1997
-- Author:  CAL
-- Modified:
--              07-10-99 : EUG : Degeneration support (G003)
--                               Add DegenerateStructure() and
--                                   SetBackFacingModel() methods.
--      16-06-2000 : ATS,SPK : G005 : PARRAY method
--      17/08/00 ; THA ; Thomas HARTL <t-hartl@muenchen.matra-dtv.fr>
--              -> Add Print methods (works only under Windows).
--      27/03/02 ; GG  ; RIC120302 Add new method Begin(Aspect_Display)
--      23/12/02 ; SAV Added methods to set background image
--              20/01/09 ; ABD : Integration support of system fonts (using FTGL and FreeType)
--
--
---Copyright:   MatraDatavision 1997
--

class GraphicDriver from OpenGl inherits GraphicDriver from Graphic3d

    ---Version:

    ---Purpose: This class allows the definition of an opengl graphic
    --      driver

    ---Keywords: OpenGl

    ---Warning:
    ---References:

uses

    Array1OfInteger     from TColStd,
    Array1OfReal        from TColStd,
    Array2OfReal        from TColStd,

    ExtendedString      from TCollection,

    NameOfColor         from Quantity,
    Color		from Quantity,
    PlaneAngle          from Quantity,

    AlienImage          from AlienImage,

    Array1OfEdge        from Aspect,
    CLayer2d            from Aspect,
    TypeOfTriedronEcho  from Aspect,
    TypeOfTriedronPosition  from Aspect,
    Handle              from Aspect,
    Display             from Aspect,
    PrintAlgo           from Aspect,

    AspectLine3d        from Graphic3d,
    AspectMarker3d      from Graphic3d,
    AspectText3d        from Graphic3d,
    AspectFillArea3d    from Graphic3d,
    HorizontalTextAlignment from Graphic3d,
    CBitFields20        from Graphic3d,
    CGroup              from Graphic3d,
    CPick               from Graphic3d,
    CStructure          from Graphic3d,
    CView               from Graphic3d,
    CRawBufferData      from Image,
    Structure           from Graphic3d,
    TextPath            from Graphic3d,
    TypeOfComposition   from Graphic3d,
    TypeOfPolygon       from Graphic3d,
    TypeOfPrimitive     from Graphic3d,
    Vector              from Graphic3d,
    Array1OfVertex      from Graphic3d,
    Array2OfVertex      from Graphic3d,
    Vertex              from Graphic3d,
    Array1OfVertexC     from Graphic3d,
    Array2OfVertexC     from Graphic3d,
    VertexC             from Graphic3d,
    Array1OfVertexN     from Graphic3d,
    Array2OfVertexN     from Graphic3d,
    VertexN             from Graphic3d,
    Array1OfVertexNC    from Graphic3d,
    Array2OfVertexNC    from Graphic3d,
    VertexNC            from Graphic3d,
    VerticalTextAlignment   from Graphic3d,
    CInitTexture        from Graphic3d,
    TypeOfTexture       from Graphic3d,
    VertexNT            from Graphic3d,
    Array1OfVertexNT    from Graphic3d,
    Array2OfVertexNT    from Graphic3d,
    PrimitiveArray      from Graphic3d,
    PtrFrameBuffer      from Graphic3d,
    FillMethod          from Aspect,
    GradientFillMethod  from Aspect,
    HArray1OfByte       from TColStd,
    ExportFormat        from Graphic3d,
    SortType            from Graphic3d,
    HArray1OfReal       from TColStd,
    CUserDraw           from Graphic3d,
    NListOfHAsciiString from Graphic3d,
    FontAspect          from OSD,
    CGraduatedTrihedron from Graphic3d
is

    Create ( AShrName   : CString from Standard )
        returns mutable GraphicDriver from OpenGl;

    -------------------------
    -- Category: Init methods
    -------------------------
    DefaultTextHeight( me )
        returns ShortReal from Standard
         is redefined  static;

    Begin ( me          : mutable;
            ADisplay    : CString from Standard )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_begin

    Begin ( me          : mutable;
            ADisplay    : Display from Aspect )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_begin_display

    End ( me    : mutable )
        is redefined static;
    ---Purpose: call_togl_end

    ----------------------------
    -- Category: Inquire methods
    ----------------------------

    InquireLightLimit ( me  : mutable )
        returns Integer from Standard
        is redefined static;
    ---Purpose: call_togl_inquirelight

    InquireMat ( me     : mutable;
                 ACView : CView from Graphic3d;
                 AMatO  : out Array2OfReal from TColStd;
                 AMatM  : out Array2OfReal from TColStd )
        is redefined static;
    ---Purpose: call_togl_inquiremat

    InquirePlaneLimit ( me  : mutable )
        returns Integer from Standard
        is redefined static;
    ---Purpose: call_togl_inquireplane

    InquireViewLimit ( me   : mutable )
        returns Integer from Standard
        is redefined static;
    ---Purpose: call_togl_inquireview

    InquireTextureAvailable ( me    : mutable )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: Returns Standard_True if texture is
    --      supported by the graphic driver

    ------------------------------
    -- Category: Highlight methods
    ------------------------------

    Blink ( me          : mutable;
            ACStructure : CStructure from Graphic3d;
            Create      : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_blink

    BoundaryBox ( me            : mutable;
                  ACStructure   : CStructure from Graphic3d;
                  Create        : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_boundarybox

    HighlightColor ( me             : mutable;
                     ACStructure    : CStructure from Graphic3d;
                     R              : ShortReal from Standard;
                     G              : ShortReal from Standard;
                     B              : ShortReal from Standard;
                     Create         : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_highlightcolor

    NameSetStructure ( me           : mutable;
                       ACStructure  : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_namesetstructure

    -------------------------------------
    -- Category: Group management methods
    -------------------------------------

    ClearGroup ( me         : mutable;
                 ACGroup    : CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_cleargroup

    CloseGroup ( me     : mutable;
             ACGroup    : CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_closegroup

    FaceContextGroup ( me       : mutable;
                       ACGroup  : CGroup from Graphic3d;
                       NoInsert : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_facecontextgroup

    Group ( me      : mutable;
            ACGroup : in out CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_group

    LineContextGroup ( me       : mutable;
                       ACGroup  : CGroup from Graphic3d;
                       NoInsert : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_linecontextgroup

    MarkerContextGroup ( me         : mutable;
                         ACGroup    : CGroup from Graphic3d;
                         NoInsert   : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_markercontextgroup

    MarkerContextGroup ( me          : mutable;
                         ACGroup     : CGroup from Graphic3d;
                         NoInsert    : Integer from Standard;
                         AMarkWidth  : Integer from Standard;
                         AMarkHeight : Integer from Standard;
                         ATexture    : HArray1OfByte from TColStd )
        is redefined static;
    ---Purpose: call_togl_markercontextgroup


    OpenGroup ( me      : mutable;
                ACGroup : CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_opengroup

    RemoveGroup ( me        : mutable;
                  ACGroup   : CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_removegroup

    TextContextGroup ( me       : mutable;
                       ACGroup  : CGroup from Graphic3d;
                       NoInsert : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_textcontextgroup

    -----------------------------------------
    -- Category: Structure management methods
    -----------------------------------------

    ClearStructure ( me     : mutable;
             ACStructure    : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_clearstructure

    Connect ( me        : mutable;
              AFather   : CStructure from Graphic3d;
              ASon      : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_connect

    ContextStructure ( me           : mutable;
                       ACStructure  : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_contextstructure

    Disconnect ( me         : mutable;
                 AFather    : CStructure from Graphic3d;
                 ASon       : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_disconnect

    DisplayStructure ( me           : mutable;
                       ACView       : CView from Graphic3d;
                       ACStructure  : CStructure from Graphic3d;
                       APriority    : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_displaystructure

    EraseStructure ( me             : mutable;
                     ACView         : CView from Graphic3d;
                     ACStructure    : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_erasestructure

    RemoveStructure ( me            : mutable;
                      ACStructure   : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_removestructure

    Structure ( me          : mutable;
                ACStructure : in out CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_structure

    --------------------------------
    -- Category: Exploration methods
    --------------------------------

    DumpGroup ( me      : mutable;
                ACGroup : CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_structure_exploration

    DumpStructure ( me          : mutable;
                    ACStructure : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_structure_exploration

    DumpView ( me       : mutable;
               ACView   : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_view_exploration

    ElementExploration ( me             : mutable;
                         ACStructure    : CStructure from Graphic3d;
                         ElementNumber  : Integer from Standard;
                         AVertex        : out VertexNC from Graphic3d;
                         AVector        : out Vector from Graphic3d )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_element_exploration

    ElementType ( me            : mutable;
                  ACStructure   : CStructure from Graphic3d;
                  ElementNumber : Integer from Standard )
        returns TypeOfPrimitive from Graphic3d
        is redefined static;
    ---Purpose: call_togl_element_type

    ------------------------------------
    -- Category: Pick management methods
    ------------------------------------

    InitPick ( me   : mutable )
        is redefined static;
    ---Purpose: call_togl_init_pick

    Pick ( me       : mutable;
           ACPick   : out CPick from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_pick

    PickId ( me         : mutable;
             ACGroup    : CGroup from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_pickid

    ------------------------------------
    -- Category: Structured mode methods
    ------------------------------------

    ActivateView ( me       : mutable;
                   ACView   : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_activateview

    AntiAliasing ( me       : mutable;
                   ACView   : CView from Graphic3d;
                   AFlag    : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_antialiasing

    Background ( me     : mutable;
                 ACView : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_background

    GradientBackground ( me     : mutable;
                         ACView : CView from Graphic3d;
		         AColor1: Color from Quantity;
		         AColor2: Color from Quantity;
                         FillStyle : GradientFillMethod from Aspect
                       )
                   is redefined static;
    ---Purpose: call_togl_gradient_background

    BackgroundImage( me         : mutable;
                     FileName   : CString from Standard;
                     ACView     : CView from Graphic3d;
                     FillStyle  : FillMethod from Aspect )
    is redefined static;

    SetBgImageStyle( me : mutable; ACView   : CView from Graphic3d;
                     FillStyle : FillMethod from Aspect )
    is redefined static;

    SetBgGradientStyle( me        : mutable;
                        ACView    : CView from Graphic3d;
                        FillStyle : GradientFillMethod from Aspect )
    is redefined static;

    ClipLimit ( me      : mutable;
                ACView  : CView from Graphic3d;
                AWait   : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_cliplimit

    DeactivateView ( me     : mutable;
                     ACView : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_deactivateview

    DepthCueing ( me        : mutable;
                  ACView    : CView from Graphic3d;
                  AFlag     : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_cliplimit

    ProjectRaster ( me      : mutable;
                    ACView  : CView from Graphic3d;
                    AX      : ShortReal from Standard;
                    AY      : ShortReal from Standard;
                    AZ      : ShortReal from Standard;
                    AU      : out Integer from Standard;
                    AV      : out Integer from Standard )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_unproject_raster

    UnProjectRaster ( me        : mutable;
                      ACView    : CView from Graphic3d;
                      Axm       : Integer from Standard;
                      Aym       : Integer from Standard;
                      AXM       : Integer from Standard;
                      AYM       : Integer from Standard;
                      AU        : Integer from Standard;
                      AV        : Integer from Standard;
                      AX        : out ShortReal from Standard;
                      AY        : out ShortReal from Standard;
                      AZ        : out ShortReal from Standard )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_unproject_raster

    UnProjectRasterWithRay ( me        : mutable;
                             ACView    : CView from Graphic3d;
                             Axm       : Integer from Standard;
                             Aym       : Integer from Standard;
                             AXM       : Integer from Standard;
                             AYM       : Integer from Standard;
                             AU        : Integer from Standard;
                             AV        : Integer from Standard;
                             AX        : out ShortReal from Standard;
                             AY        : out ShortReal from Standard;
                             AZ        : out ShortReal from Standard;
                             DX        : out ShortReal from Standard;
                             DY        : out ShortReal from Standard;
                             DZ        : out ShortReal from Standard )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_unproject_raster_with_ray

    RatioWindow ( me        : mutable;
                  ACView    : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_ratio_window

    Redraw ( me             : mutable;
             ACView         : CView from Graphic3d;
             ACUnderLayer   : CLayer2d from Aspect;
             ACOverLayer    : CLayer2d from Aspect;
             x              : Integer = 0;
             y              : Integer = 0;
             width          : Integer = 0;
             height         : Integer = 0 )
        is redefined static;
    ---Purpose: call_togl_redraw

    RemoveView ( me      : mutable;
                 ACView  : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_removeview

    SetLight ( me       : mutable;
               ACView   : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_setlight

    SetPlane ( me       : mutable;
               ACView   : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_setplane

    SetVisualisation ( me       : mutable;
                       ACView   : CView from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_setvisualisation

    TransformStructure ( me             : mutable;
                         ACStructure    : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_transformstructure

        DegenerateStructure ( me                : mutable;
                              ACStructure       : CStructure from Graphic3d )
                is redefined static;
        ---Purpose: call_togl_degeneratestructure

    Transparency ( me       : mutable;
                   ACView   : CView from Graphic3d;
                   AFlag    : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_transparency

    Update ( me             : mutable;
             ACView         : CView from Graphic3d;
             ACUnderLayer   : CLayer2d from Aspect;
             ACOverLayer    : CLayer2d from Aspect )
        is redefined static;
    ---Purpose: call_togl_update

    View ( me   : mutable;
           ACView   : in out CView from Graphic3d )
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_view

    ViewMapping ( me        : mutable;
                  ACView    : CView from Graphic3d;
                  AWait     : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_viewmapping

    ViewOrientation ( me        : mutable;
                      ACView    : CView from Graphic3d;
                      AWait     : Boolean from Standard )
        is redefined static;
    ---Purpose: call_togl_vieworientation

        Environment ( me        : mutable;
                      ACView    : CView from Graphic3d )
        is redefined static;
    ---Purpose:

    ----------------------------------------
    -- Category: Methods to create Marker
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    Marker ( me         : mutable;
             ACGroup    : CGroup from Graphic3d;
             APoint     : Vertex from Graphic3d;
             EvalMinMax : Boolean from Standard = Standard_True )
        is redefined static;

    MarkerSet ( me          : mutable;
                ACGroup     : CGroup from Graphic3d;
                ListVertex  : Array1OfVertex from Graphic3d;
                EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;

    ----------------------------------------
    -- Category: Methods to create Polygon
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    Polygon ( me            : mutable;
              ACGroup       : CGroup from Graphic3d;
              ListVertex    : Array1OfVertex from Graphic3d;
              AType         : TypeOfPolygon from Graphic3d = Graphic3d_TOP_CONVEX;
              EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon

    Polygon ( me            : mutable;
              ACGroup       : CGroup from Graphic3d;
              ListVertex    : Array1OfVertex from Graphic3d;
              Normal        : Vector from Graphic3d;
              AType         : TypeOfPolygon from Graphic3d = Graphic3d_TOP_CONVEX;
              EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon

    Polygon ( me            : mutable;
              ACGroup       : CGroup from Graphic3d;
              ListVertex    : Array1OfVertexN from Graphic3d;
              AType         : TypeOfPolygon from Graphic3d = Graphic3d_TOP_CONVEX;
              EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon

    Polygon ( me            : mutable;
              ACGroup       : CGroup from Graphic3d;
              ListVertex    : Array1OfVertexN from Graphic3d;
              Normal        : Vector from Graphic3d;
              AType         : TypeOfPolygon from Graphic3d = Graphic3d_TOP_CONVEX;
              EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon

    Polygon ( me            : mutable;
              ACGroup       : CGroup from Graphic3d;
              ListVertex    : Array1OfVertexNT from Graphic3d;
              AType         : TypeOfPolygon from Graphic3d = Graphic3d_TOP_CONVEX;
              EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined  static;
    ---Purpose: call_togl_polygon

    PolygonHoles ( me          : mutable;
                   ACGroup     : CGroup from Graphic3d;
                   Bounds      : Array1OfInteger from TColStd;
                   ListVertex  : Array1OfVertex from Graphic3d;
                   EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_holes

    PolygonHoles ( me          : mutable;
                   ACGroup     : CGroup from Graphic3d;
                   Bounds      : Array1OfInteger from TColStd;
                   ListVertex  : Array1OfVertex from Graphic3d;
                   Normal      : Vector from Graphic3d;
                   EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_holes

    PolygonHoles ( me          : mutable;
                   ACGroup     : CGroup from Graphic3d;
                   Bounds      : Array1OfInteger from TColStd;
                   ListVertex  : Array1OfVertexN from Graphic3d;
                   EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_holes

    PolygonHoles ( me          : mutable;
                   ACGroup     : CGroup from Graphic3d;
                   Bounds      : Array1OfInteger from TColStd;
                   ListVertex  : Array1OfVertexN from Graphic3d;
                   Normal      : Vector from Graphic3d;
                   EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_holes

    ----------------------------------------
    -- Category: Methods to create Polyline
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    Polyline ( me                       : mutable;
               ACGroup                  : CGroup from Graphic3d;
               X1, Y1, Z1, X2, Y2, Z2   : Real from Standard;
               EvalMinMax               : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polyline

    Polyline ( me           : mutable;
               ACGroup      : CGroup from Graphic3d;
               ListVertex   : Array1OfVertex from Graphic3d;
               EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polyline

    Polyline ( me           : mutable;
               ACGroup      : CGroup from Graphic3d;
               ListVertex   : Array1OfVertexC from Graphic3d;
               EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polyline

    -----------------------------------------
    -- Category: Methods to create Quadrangle
    -- for Purpose : see Graphic3d_Group.cdl
    -----------------------------------------

    QuadrangleMesh ( me         : mutable;
                     ACGroup    : CGroup from Graphic3d;
                     ListVertex : Array2OfVertex from Graphic3d;
                     EvalMinMax : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_quadrangle

    QuadrangleMesh ( me         : mutable;
                     ACGroup    : CGroup from Graphic3d;
                     ListVertex : Array2OfVertexN from Graphic3d;
                     EvalMinMax : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_quadrangle

    QuadrangleMesh ( me         : mutable;
                     ACGroup    : CGroup from Graphic3d;
                     ListVertex : Array2OfVertexNT from Graphic3d;
                     EvalMinMax : Boolean from Standard = Standard_True )
        is redefined  static;
    ---Purpose: call_togl_quadrangle

    QuadrangleSet ( me          : mutable;
                    ACGroup     : CGroup from Graphic3d;
                    ListVertex  : Array1OfVertex from Graphic3d;
                    ListEdge    : Array1OfEdge from Aspect;
                    EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    QuadrangleSet ( me          : mutable;
                    ACGroup     : CGroup from Graphic3d;
                    ListVertex  : Array1OfVertexN from Graphic3d;
                    ListEdge    : Array1OfEdge from Aspect;
                    EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    QuadrangleSet ( me          : mutable;
                    ACGroup     : CGroup from Graphic3d;
                    ListVertex  : Array1OfVertexNT from Graphic3d;
                    ListEdge    : Array1OfEdge from Aspect;
                    EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined  static;
    ---Purpose: call_togl_polygon_indices

    QuadrangleSet ( me          : mutable;
                    ACGroup     : CGroup from Graphic3d;
                    ListVertex  : Array1OfVertexC from Graphic3d;
                    ListEdge    : Array1OfEdge from Aspect;
                    EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    QuadrangleSet ( me          : mutable;
                    ACGroup     : CGroup from Graphic3d;
                    ListVertex  : Array1OfVertexNC from Graphic3d;
                    ListEdge    : Array1OfEdge from Aspect;
                    EvalMinMax  : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    ----------------------------------------
    -- Category: Methods to create Text
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    Text ( me   : mutable;
           ACGroup  : CGroup from Graphic3d;
           AText    : CString from Standard;
           APoint   : Vertex from Graphic3d;
           AHeight  : Real from Standard;
           AAngle   : PlaneAngle from Quantity;
           ATp  : TextPath from Graphic3d;
           AHta : HorizontalTextAlignment from Graphic3d;
           AVta : VerticalTextAlignment from Graphic3d;
           EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_text

    Text ( me   : mutable;
           ACGroup  : CGroup from Graphic3d;
           AText    : CString from Standard;
           APoint   : Vertex from Graphic3d;
           AHeight  : Real from Standard;
           EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_text

    Text ( me   : mutable;
           ACGroup  : CGroup from Graphic3d;
           AText    : ExtendedString from TCollection;
           APoint   : Vertex from Graphic3d;
           AHeight  : Real from Standard;
           AAngle   : PlaneAngle from Quantity;
           ATp  : TextPath from Graphic3d;
           AHta : HorizontalTextAlignment from Graphic3d;
           AVta : VerticalTextAlignment from Graphic3d;
           EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_text

    Text ( me   : mutable;
           ACGroup  : CGroup from Graphic3d;
           AText    : ExtendedString from TCollection;
           APoint   : Vertex from Graphic3d;
           AHeight  : Real from Standard;
           EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_text

    ----------------------------------------
    ---Category: Methods to create Triangle
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    TriangleMesh ( me           : mutable;
                   ACGroup      : CGroup from Graphic3d;
                   ListVertex   : Array1OfVertex from Graphic3d;
                   EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_triangle

    TriangleMesh ( me           : mutable;
                   ACGroup       : CGroup from Graphic3d;
                   ListVertex   : Array1OfVertexN from Graphic3d;
                   EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_triangle

    TriangleMesh ( me           : mutable;
                   ACGroup      : CGroup from Graphic3d;
                   ListVertex   : Array1OfVertexNT from Graphic3d;
                   EvalMinMax   : Boolean from Standard = Standard_True )
        is redefined  static;
    ---Purpose: call_togl_triangle

    TriangleSet ( me            : mutable;
                  ACGroup       : CGroup from Graphic3d;
                  ListVertex    : Array1OfVertex from Graphic3d;
                  ListEdge      : Array1OfEdge from Aspect;
                  EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    TriangleSet ( me            : mutable;
                  ACGroup       : CGroup from Graphic3d;
                  ListVertex    : Array1OfVertexN from Graphic3d;
                  ListEdge      : Array1OfEdge from Aspect;
                  EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    TriangleSet ( me            : mutable;
                  ACGroup       : CGroup from Graphic3d;
                  ListVertex    : Array1OfVertexNT from Graphic3d;
                  ListEdge      : Array1OfEdge from Aspect;
                  EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined  static;
    ---Purpose: call_togl_polygon_indices

    TriangleSet ( me            : mutable;
                  ACGroup       : CGroup from Graphic3d;
                  ListVertex    : Array1OfVertexC from Graphic3d;
                  ListEdge      : Array1OfEdge from Aspect;
                  EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

    TriangleSet ( me            : mutable;
                  ACGroup       : CGroup from Graphic3d;
                  ListVertex    : Array1OfVertexNC from Graphic3d;
                  ListEdge      : Array1OfEdge from Aspect;
                  EvalMinMax    : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_polygon_indices

        PrimitiveArray( me              : mutable;
                        ACGroup         : CGroup from Graphic3d;
                        parray          : PrimitiveArray from Graphic3d;
                        EvalMinMax      : Boolean from Standard = Standard_True )
        is redefined static;
        ---Purpose: call_togl_parray

    UserDraw( me          : mutable;
              ACGroup     : CGroup from Graphic3d;
              AUserDraw   : CUserDraw from Graphic3d )
        is redefined static;
        ---Purpose: call_togl_userdraw

    EnableVBO( me		: mutable;
	       status           : Boolean from Standard )
	is redefined static;
    ---Purpose: enables/disables usage of OpenGL vertex buffer arrays while drawing primitiev arrays


    ----------------------------------------
    ---Category: Methods to create Triedron
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    ZBufferTriedronSetup ( me          : mutable;
                           XColor      : NameOfColor from Quantity = Quantity_NOC_RED;
                           YColor      : NameOfColor from Quantity = Quantity_NOC_GREEN;
                           ZColor      : NameOfColor from Quantity = Quantity_NOC_BLUE1;
                           SizeRatio   : Real from Standard = 0.8;
                           AxisDiametr : Real from Standard = 0.05;
                           NbFacettes  : Integer from Standard = 12)
         is redefined  static;
        ---Purpose: call_togl_ztriedron_setup

    TriedronDisplay ( me            : mutable;
                      ACView        : CView from Graphic3d;
                      APosition     : TypeOfTriedronPosition from Aspect  = Aspect_TOTP_CENTER;
                      AColor        : NameOfColor from Quantity = Quantity_NOC_WHITE ;
                      AScale        : Real from Standard  =  0.02;
                      AsWireframe   : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_triedron_display


    TriedronErase ( me        : mutable;
                    ACView    : CView from Graphic3d)
        is redefined static;
    ---Purpose: call_togl_triedron_erase


    TriedronEcho ( me       : mutable;
                   ACView   : CView from Graphic3d;
                   AType    : TypeOfTriedronEcho from Aspect  = Aspect_TOTE_NONE )
        is redefined static;
    ---Purpose: call_togl_triedron_echo

    ---------------------------------
    ---Category: Graduated trihedron
    --------------------------------

    GraduatedTrihedronDisplay(me : mutable;
                              view : CView from Graphic3d;
                              cubic : CGraduatedTrihedron from Graphic3d)
    ---Purpose: call_togl_graduatedtrihedron_display
    is redefined static;

    GraduatedTrihedronErase(me : mutable;
                            view : CView from Graphic3d)
    ---Purpose: call_togl_graduatedtrihedron_erase
    is redefined static;

    GraduatedTrihedronMinMaxValues(me : mutable;
                                   xmin : ShortReal from Standard;
                                   ymin : ShortReal from Standard;
                                   zmin : ShortReal from Standard;
                                   xmax : ShortReal from Standard;
                                   ymax : ShortReal from Standard;
                                   zmax : ShortReal from Standard)
    ---Purpose: call_togl_graduatedtrihedron_minmaxvalues
    is redefined static;

    ----------------------------------------
    -- Category: Internal methods
    -- for Purpose : see Graphic3d_Group.cdl
    ----------------------------------------

    Bezier ( me         : mutable;
             ACGroup    : CGroup from Graphic3d;
             ListVertex : Array1OfVertex from Graphic3d;
             EvalMinMax : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_bezier

    Bezier ( me         : mutable;
             ACGroup    : CGroup from Graphic3d;
             ListVertex : Array1OfVertex from Graphic3d;
             ListWeight : Array1OfReal from TColStd;
             EvalMinMax : Boolean from Standard = Standard_True )
        is redefined static;
    ---Purpose: call_togl_bezier_weight

    ---------------------------
    -- Category: Animation mode
    ---------------------------

    BeginAnimation ( me     : mutable;
                     ACView : CView from Graphic3d)
        is redefined static;
    ---Purpose: call_togl_begin_animation

    EndAnimation ( me       : mutable;
                   ACView   : CView from Graphic3d)
        is redefined static;
    ---Purpose: call_togl_end_animation

    ----------------------------------
    -- Category: Ajout mode methods
    ----------------------------------

    BeginAddMode ( me          : mutable;
                   ACView      : CView from Graphic3d)
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_begin_ajout_mode

    EndAddMode ( me     : mutable)
        is redefined static;
    ---Purpose: call_togl_end_ajout_mode

    ----------------------------------
    -- Category: Immediat mode methods
    ----------------------------------

    BeginImmediatMode ( me              : mutable;
                        ACView          : CView from Graphic3d;
                        ACUnderLayer    : CLayer2d from Aspect;
                        ACOverLayer     : CLayer2d from Aspect;
                        DoubleBuffer    : Boolean from Standard;
                        RetainMode      : Boolean from Standard)
        returns Boolean from Standard
        is redefined static;
    ---Purpose: call_togl_begin_immediat_mode

    BeginPolyline ( me  : mutable )
        is redefined static;
    ---Purpose: call_togl_begin_polyline

    ClearImmediatMode ( me  : mutable; ACView       : CView from Graphic3d;
                        aFlush        : Boolean from Standard = Standard_True)
        is redefined static;
    ---Purpose: call_togl_clear_immediat_mode

    Draw ( me   : mutable;
           X    : ShortReal from Standard;
           Y    : ShortReal from Standard;
           Z    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_draw

    DrawStructure ( me          : mutable;
                    ACStructure : CStructure from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_draw_structure

    EndImmediatMode ( me            : mutable;
                      Synchronize   : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_end_immediat_mode

    EndPolyline ( me    : mutable )
        is redefined static;
    ---Purpose: call_togl_end_polyline

    Move ( me   : mutable;
           X    : ShortReal from Standard;
           Y    : ShortReal from Standard;
           Z    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_move

    SetLineColor ( me   : mutable;
                   R    : ShortReal from Standard;
                   G    : ShortReal from Standard;
                   B    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_linecolor

    SetLineType ( me    : mutable;
                  Type  : Integer from Standard )
        is redefined static;
    ---Purpose: call_togl_set_linetype

    SetLineWidth ( me   : mutable;
               Width    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_linewidth

    SetMinMax ( me  : mutable;
                X1  : ShortReal from Standard;
                Y1  : ShortReal from Standard;
                Z1  : ShortReal from Standard;
                X2  : ShortReal from Standard;
                Y2  : ShortReal from Standard;
                Z2  : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_minmax

    Transform ( me      : mutable;
                AMatrix : Array2OfReal from TColStd;
                AType   : TypeOfComposition from Graphic3d )
        is redefined static;
    ---Purpose: call_togl_transform

    -----------------------------
    -- Category: Textures methods
    -----------------------------

        CreateTexture ( me;
                        Type            : TypeOfTexture from Graphic3d;
                        Image           : AlienImage from AlienImage;
                        FileName        : CString from Standard;
                        TexUpperBounds  : HArray1OfReal from TColStd )
        returns Integer from Standard
        is redefined static;
    ---Purpose:

    DestroyTexture ( me;
                     TexId  : Integer from Standard )
        is redefined static;
    ---Purpose:

    ModifyTexture ( me;
                    TexId   : Integer from Standard;
                    AValue  : CInitTexture from Graphic3d )
        is redefined static;
    ---Purpose:

    -------------------------------
    -- Category: Layer mode methods
    -------------------------------

    Layer ( me      : mutable;
            ACLayer : in out CLayer2d from Aspect )
        is redefined static;
    ---Purpose: call_togl_layer2d

    RemoveLayer ( me        : mutable;
                  ACLayer   : CLayer2d from Aspect )
        is redefined static;
    ---Purpose: call_togl_removelayer2d

    BeginLayer ( me         : mutable;
                 ACLayer    : CLayer2d from Aspect )
        is redefined static;
    ---Purpose: call_togl_begin_layer2d

    BeginPolygon2d ( me : mutable )
        is redefined static;
    ---Purpose: call_togl_begin_polygon2d

    BeginPolyline2d ( me    : mutable )
        is redefined static;
    ---Purpose: call_togl_begin_polyline2d

    ClearLayer ( me         : mutable;
                 ACLayer    : CLayer2d from Aspect )
        is redefined static;
    ---Purpose: call_togl_clear_layer2d

    Draw ( me   : mutable;
           X    : ShortReal from Standard;
           Y    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_draw2d

    Edge ( me   : mutable;
           X    : ShortReal from Standard;
           Y    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_edge2d

    EndLayer ( me       : mutable )
        is redefined static;
    ---Purpose: call_togl_end_layer2d

    EndPolygon2d ( me   : mutable )
        is redefined static;
    ---Purpose: call_togl_end_polygon2d

    EndPolyline2d ( me  : mutable )
        is redefined static;
    ---Purpose: call_togl_end_polyline2d

    Move ( me   : mutable;
           X    : ShortReal from Standard;
           Y    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_move2d

    Rectangle ( me          : mutable;
                X, Y        : ShortReal from Standard;
            Width, Height   : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_rectangle2d

    SetColor ( me   : mutable;
               R    : ShortReal from Standard;
               G    : ShortReal from Standard;
               B    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_color

    SetTransparency ( me               : mutable;
                      ATransparency    : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_transparency

    UnsetTransparency ( me  : mutable )
        is redefined static;
    ---Purpose: call_togl_unset_transparency

    SetLineAttributes ( me      : mutable;
                        Type    : Integer from Standard;
                        Width   : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_line_attributes

    SetTextAttributes ( me          : mutable;
                        FontName    : CString from Standard;
                        Type        : Integer from Standard;
                        R           : ShortReal from Standard;
                        G           : ShortReal from Standard;
                        B           : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_set_text_attributes


    Text ( me   : mutable;
           AText    : CString from Standard;
           X, Y : ShortReal from Standard;
           AHeight  : ShortReal from Standard )
        is redefined static;
    ---Purpose: call_togl_text2d

    TextSize( me;
              AText    : CString from Standard;
              AHeight  : ShortReal from Standard;
              AWidth   : in out ShortReal from Standard;
              AnAscent : in out ShortReal from Standard;
              ADescent : in out ShortReal from Standard )
            is redefined static;
    ---Purpose: call_togl_textsize2d

         SetBackFacingModel ( me    : mutable;
                              aView : CView from Graphic3d )
                is redefined static;
        ---Purpose: call_togl_backfacing

      Print (me;
             ACView          : CView from Graphic3d;
             ACUnderLayer    : CLayer2d from Aspect;
             ACOverLayer     : CLayer2d from Aspect;
             hPrnDC          : Handle from Aspect;
             showBackground  : Boolean;
             filename        : CString;
             printAlgorithm  : PrintAlgo from Aspect = Aspect_PA_STRETCH;
             theScaleFactor  : Real from Standard = 1.0 ) 
        returns Boolean from Standard is redefined static;
      ---Level: Internal
      ---Purpose: print the contents of all layers of the view to the printer.
    -- <hPrnDC> : Pass the PrinterDeviceContext (HDC),
    -- <showBackground> : When set to FALSE then print the view without background color
    -- (background is white)
      -- else set to TRUE for printing with current background color.
    -- <filename>: If != NULL, then the view will be printed to a file.
    -- <printAlgorithm>: Select print algorithm: stretch, tile.
    -- <theScaleFactor>: Scaling coefficient, used internally to scale the
    -- printings accordingly to the scale factor selected in the printer 
    -- properties dialog.
    -- Returns Standard_True if the data is passed to the printer, otherwise
    -- Standard_False if the print operation failed due to the printer errors, 
    -- or lack of system memory. This might be related to insufficient memory
    -- or some internal errors. All this errors are indicated by the message 
    -- boxes (on level of OpenGl_GraphicDriver).
    -- Warning: This function can reuse FBO assigned to the view
    -- Please take it into account if you use it for your purposes;
    ---Warning: Works only under Windows.


        Export( me: mutable;
                FileName         : CString from Standard;
                Format           : ExportFormat from Graphic3d;
                SortType         : SortType from Graphic3d;
                W, H             : Integer from Standard;
                View             : CView from Graphic3d;
                Under, Over      : CLayer2d from Aspect;
                Precision        : Real from Standard = 0.005;
                ProgressBarFunc  : Address from Standard = NULL;
                ProgressObject   : Address from Standard = NULL ) is redefined virtual;


        SetDepthTestEnabled( me; view : CView from Graphic3d;
                                 isEnabled : Boolean from Standard )
    is redefined static;
    ---Purpose: call_togl_depthtest()

        IsDepthTestEnabled( me; view : CView from Graphic3d )
        returns Boolean from Standard is redefined static;
    ---Purpose: call_togl_isdepthtest()

        ReadDepths( me; view : CView from Graphic3d;
                        x, y : Integer;
                width, height : Integer;
                        buffer : Address )
    is redefined static;
    ---Purpose: Reads depths of shown pixels of the given
    --          rectangle (glReadPixels with GL_DEPTH_COMPONENT)

        FBOCreate( me            : mutable;
                   view          : CView from Graphic3d;
                   width, height : Integer from Standard )
                  returns PtrFrameBuffer from Graphic3d
    is redefined static;
    ---Purpose: Generate offscreen FBO (needs OpenGL2+ hardware)
    --          If not supported on hardware returns NULL.

        FBORelease( me            : mutable;
                    view          : CView from Graphic3d;
                    fboPtr        : in out PtrFrameBuffer from Graphic3d )
    is redefined static;
    ---Purpose: Remove offscreen FBO

        FBOGetDimensions( me                  : mutable;
                          view                : CView from Graphic3d;
                          fboPtr              : PtrFrameBuffer from Graphic3d;
                          width, height       : out Integer from Standard;
                          widthMax, heightMax : out Integer from Standard )
    is redefined static;
    ---Purpose: Read offscreen FBO configuration.

        FBOChangeViewport( me                  : mutable;
                           view                : CView from Graphic3d;
                           fboPtr              : in out PtrFrameBuffer from Graphic3d;
                           width, height       : Integer from Standard )
    is redefined static;
    ---Purpose: Change offscreen FBO viewport.

        BufferDump( me            : mutable;
                    view          : CView from Graphic3d;
                    buffer        : in out CRawBufferData from Image )
                   returns Boolean from Standard
    is redefined static;
    ---Purpose: Dump active rendering buffer into specified memory buffer.

        SetGLLightEnabled( me; view : CView from Graphic3d;
                               isEnabled : Boolean from Standard )
    is redefined static;
    ---Purpose: call_togl_gllight()

        IsGLLightEnabled( me; view : CView from Graphic3d )
        returns Boolean from Standard is redefined static;
    ---Purpose: call_togl_isgllight()

    --ListOfAvalableFontNames( me;
    --           lst: out NListOfHAsciiString from Graphic3d )
    --           returns Boolean from Standard
    --           is redefined;
    --  Purpose:  Initialize list of names of avalable system fonts
    --            returns Standard_False if fails
    --  ABD Integration support of system fonts (using FTGL and FreeType)

        RemovePrimitiveArray( me        : mutable;
                              theCGroup : CGroup from Graphic3d;
                              thePArray : PrimitiveArray from Graphic3d )
        is redefined static;
        ---Purpose: Clear visualization data in graphical driver and
        -- stop displaying the primitives array of the graphical group
        -- <theCGroup>. This method is internal and should be used
        -- by Graphic3d_Group only.

end GraphicDriver from OpenGl;