1 // File: OpenGl_Marker.cxx
2 // Created: 13 July 2011
3 // Author: Sergey ZERCHANINOV
4 // Copyright: OPEN CASCADE 2011
6 #include <OpenGl_GlCore11.hxx>
8 #include <OpenGl_Marker.hxx>
10 #include <OpenGl_AspectMarker.hxx>
11 #include <OpenGl_Structure.hxx>
12 #include <OpenGl_Display.hxx>
14 /*----------------------------------------------------------------------*/
16 void OpenGl_Marker::Render (const Handle(OpenGl_Workspace) &AWorkspace) const
18 const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker( Standard_True );
20 // Use highlight colours
21 glColor3fv( (AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT)? AWorkspace->HighlightColor->rgb : aspect_marker->Color().rgb );
23 switch ( aspect_marker->Type() )
25 case Aspect_TOM_O_POINT :
27 const char *str = AWorkspace->GetDisplay()->GetStringForMarker( Aspect_TOM_O, aspect_marker->Scale() );
28 glRasterPos3fv( myPoint.xyz );
29 AWorkspace->GetDisplay()->SetBaseForMarker();
30 glCallLists( strlen( str ), GL_UNSIGNED_BYTE, (const GLubyte *) str );
32 case Aspect_TOM_POINT :
34 glPointSize( aspect_marker->Scale() );
36 glVertex3fv( myPoint.xyz );
42 glRasterPos3fv( myPoint.xyz );
43 switch ( aspect_marker->Type() )
45 case Aspect_TOM_RING1 :
46 case Aspect_TOM_RING2 :
47 case Aspect_TOM_RING3 :
49 const float ADelta = 0.1f;
50 float AScale = aspect_marker->Scale();
52 if (aspect_marker->Type() == Aspect_TOM_RING1)
53 ALimit = AScale * 0.2f;
54 else if (aspect_marker->Type() == Aspect_TOM_RING2)
55 ALimit = AScale * 0.5f;
57 ALimit = AScale * 0.8f;
58 AWorkspace->GetDisplay()->SetBaseForMarker();
59 while (AScale > ALimit && AScale >= 1.f)
61 const char *str = AWorkspace->GetDisplay()->GetStringForMarker( Aspect_TOM_O, AScale );
62 glCallLists( strlen( str ), GL_UNSIGNED_BYTE, (const GLubyte *) str );
67 case Aspect_TOM_USERDEFINED :
69 glCallList( openglDisplay->GetUserMarkerListIndex( (int)aspect_marker->Scale() ) );
74 AWorkspace->GetDisplay()->SetBaseForMarker();
75 const char *str = AWorkspace->GetDisplay()->GetStringForMarker( aspect_marker->Type(), aspect_marker->Scale() );
76 glCallLists( strlen( str ), GL_UNSIGNED_BYTE, (const GLubyte *)str );
80 glGetIntegerv( GL_RENDER_MODE, &mode );
81 if( mode==GL_FEEDBACK )
84 glVertex3fv( myPoint.xyz );
86 /* it is necessary to indicate end of marker information*/
92 /*----------------------------------------------------------------------*/