projects / occt.git / blame
| Commit | Line | Data |
|---|---|---|
| 2166f0fa SK |
1 | // File: OpenGl_Marker.cxx |
| 2 | // Created: 13 July 2011 | |
| 3 | // Author: Sergey ZERCHANINOV | |
| 4 | // Copyright: OPEN CASCADE 2011 | |
| 5 | ||
| 6 | #include <OpenGl_Marker.hxx> | |
| 7 | ||
| 8 | #include <OpenGl_tgl_all.hxx> | |
| 9 | #include <GL/gl.h> | |
| 10 | ||
| 11 | #include <OpenGl_AspectMarker.hxx> | |
| 12 | #include <OpenGl_Structure.hxx> | |
| 13 | #include <OpenGl_Display.hxx> | |
| 14 | ||
| 15 | /*----------------------------------------------------------------------*/ | |
| 16 | ||
| 17 | void OpenGl_Marker::Render (const Handle(OpenGl_Workspace) &AWorkspace) const | |
| 18 | { | |
| 19 | const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker( Standard_True ); | |
| 20 | ||
| 21 | // Use highlight colours | |
| 22 | glColor3fv( (AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT)? AWorkspace->HighlightColor->rgb : aspect_marker->Color().rgb ); | |
| 23 | ||
| 24 | switch ( aspect_marker->Type() ) | |
| 25 | { | |
| 26 | case Aspect_TOM_O_POINT : | |
| 27 | { | |
| 28 | const char *str = AWorkspace->GetDisplay()->GetStringForMarker( Aspect_TOM_O, aspect_marker->Scale() ); | |
| 29 | glRasterPos3fv( myPoint.xyz ); | |
| 30 | AWorkspace->GetDisplay()->SetBaseForMarker(); | |
| 31 | glCallLists( strlen( str ), GL_UNSIGNED_BYTE, (const GLubyte *) str ); | |
| 32 | } | |
| 33 | case Aspect_TOM_POINT : | |
| 34 | { | |
| 35 | glPointSize( aspect_marker->Scale() ); | |
| 36 | glBegin( GL_POINTS ); | |
| 37 | glVertex3fv( myPoint.xyz ); | |
| 38 | glEnd(); | |
| 39 | break; | |
| 40 | } | |
| 41 | default: | |
| 42 | { | |
| 43 | glRasterPos3fv( myPoint.xyz ); | |
| 44 | switch ( aspect_marker->Type() ) | |
| 45 | { | |
| 46 | case Aspect_TOM_RING1 : | |
| 47 | case Aspect_TOM_RING2 : | |
| 48 | case Aspect_TOM_RING3 : | |
| 49 | { | |
| 50 | const float ADelta = 0.1f; | |
| 51 | float AScale = aspect_marker->Scale(); | |
| 52 | float ALimit = 0.f; | |
| 53 | if (aspect_marker->Type() == Aspect_TOM_RING1) | |
| 54 | ALimit = AScale * 0.2f; | |
| 55 | else if (aspect_marker->Type() == Aspect_TOM_RING2) | |
| 56 | ALimit = AScale * 0.5f; | |
| 57 | else | |
| 58 | ALimit = AScale * 0.8f; | |
| 59 | AWorkspace->GetDisplay()->SetBaseForMarker(); | |
| 60 | while (AScale > ALimit && AScale >= 1.f) | |
| 61 | { | |
| 62 | const char *str = AWorkspace->GetDisplay()->GetStringForMarker( Aspect_TOM_O, AScale ); | |
| 63 | glCallLists( strlen( str ), GL_UNSIGNED_BYTE, (const GLubyte *) str ); | |
| 64 | AScale -= ADelta; | |
| 65 | } | |
| 66 | break; | |
| 67 | } | |
| 68 | case Aspect_TOM_USERDEFINED : | |
| 69 | { | |
| 70 | glCallList( openglDisplay->GetUserMarkerListIndex( (int)aspect_marker->Scale() ) ); | |
| 71 | break; | |
| 72 | } | |
| 73 | default : | |
| 74 | { | |
| 75 | AWorkspace->GetDisplay()->SetBaseForMarker(); | |
| 76 | const char *str = AWorkspace->GetDisplay()->GetStringForMarker( aspect_marker->Type(), aspect_marker->Scale() ); | |
| 77 | glCallLists( strlen( str ), GL_UNSIGNED_BYTE, (const GLubyte *)str ); | |
| 78 | } | |
| 79 | } | |
| 80 | GLint mode; | |
| 81 | glGetIntegerv( GL_RENDER_MODE, &mode ); | |
| 82 | if( mode==GL_FEEDBACK ) | |
| 83 | { | |
| 84 | glBegin( GL_POINTS ); | |
| 85 | glVertex3fv( myPoint.xyz ); | |
| 86 | glEnd(); | |
| 87 | /* it is necessary to indicate end of marker information*/ | |
| 88 | } | |
| 89 | } | |
| 90 | } | |
| 91 | } | |
| 92 | ||
| 93 | /*----------------------------------------------------------------------*/ |