opengl_renderer.cpp

ncbi源码

    initialViewFromASN->SetMatrix().SetM10(viewMatrix[10]);
    initialViewFromASN->SetMatrix().SetM11(viewMatrix[11]);
    initialViewFromASN->SetMatrix().SetM12(viewMatrix[12]);
    initialViewFromASN->SetMatrix().SetM13(viewMatrix[13]);
    initialViewFromASN->SetMatrix().SetM14(viewMatrix[14]);
    initialViewFromASN->SetMatrix().SetM15(viewMatrix[15]);
    initialViewFromASN->SetRotation_center().SetX(structureSet->rotationCenter.x);
    initialViewFromASN->SetRotation_center().SetY(structureSet->rotationCenter.y);
    initialViewFromASN->SetRotation_center().SetZ(structureSet->rotationCenter.z);

    if (annotations) {
        // store copy in given annotations
        string err;
        CRef < CCn3d_view_settings > copy(CopyASNObject(*initialViewFromASN, &err));
        if (copy.Empty()) {
            ERRORMSG("OpenGLRenderer::SaveToASNViewSettings() - failed to copy settings:\n" << err);
            return false;
        }
        annotations->SetView(*copy);
    }

    return true;
}

bool OpenGLRenderer::LoadFromASNViewSettings(const ncbi::objects::CCn3d_user_annotations& annotations)
{
    initialViewFromASN.Reset();
    if (!annotations.IsSetView()) return true;

    // save a copy of the view settings
    string err;
    initialViewFromASN.Reset(CopyASNObject(annotations.GetView(), &err));
    if (err.size() > 0 || initialViewFromASN.Empty()) {
        ERRORMSG("OpenGLRenderer::LoadFromASNViewSettings() - failed to copy settings:\n" << err);
        return false;
    }
    return true;
}

void OpenGLRenderer::RestoreSavedView(void)
{
    if (initialViewFromASN.Empty() || !structureSet) {
        ResetCamera();
        return;
    }

    // restore current camera settings
    cameraDistance = initialViewFromASN->GetCamera_distance();
    cameraAngleRad = initialViewFromASN->GetCamera_angle_rad();
    cameraLookAtX = initialViewFromASN->GetCamera_look_at_X();
    cameraLookAtY = initialViewFromASN->GetCamera_look_at_Y();
    cameraClipNear = initialViewFromASN->GetCamera_clip_near();
    cameraClipFar = initialViewFromASN->GetCamera_clip_far();
    viewMatrix[0] = initialViewFromASN->GetMatrix().GetM0();
    viewMatrix[1] = initialViewFromASN->GetMatrix().GetM1();
    viewMatrix[2] = initialViewFromASN->GetMatrix().GetM2();
    viewMatrix[3] = initialViewFromASN->GetMatrix().GetM3();
    viewMatrix[4] = initialViewFromASN->GetMatrix().GetM4();
    viewMatrix[5] = initialViewFromASN->GetMatrix().GetM5();
    viewMatrix[6] = initialViewFromASN->GetMatrix().GetM6();
    viewMatrix[7] = initialViewFromASN->GetMatrix().GetM7();
    viewMatrix[8] = initialViewFromASN->GetMatrix().GetM8();
    viewMatrix[9] = initialViewFromASN->GetMatrix().GetM9();
    viewMatrix[10] = initialViewFromASN->GetMatrix().GetM10();
    viewMatrix[11] = initialViewFromASN->GetMatrix().GetM11();
    viewMatrix[12] = initialViewFromASN->GetMatrix().GetM12();
    viewMatrix[13] = initialViewFromASN->GetMatrix().GetM13();
    viewMatrix[14] = initialViewFromASN->GetMatrix().GetM14();
    viewMatrix[15] = initialViewFromASN->GetMatrix().GetM15();
    structureSet->rotationCenter.Set(
        initialViewFromASN->GetRotation_center().GetX(),
        initialViewFromASN->GetRotation_center().GetY(),
        initialViewFromASN->GetRotation_center().GetZ());

    NewView();
}

void OpenGLRenderer::GetViewport(int *viewport)
{
    glCanvas->SetCurrent();
    GLint viewportGL[4];    // just in case GLint != int
    glGetIntegerv(GL_VIEWPORT, viewportGL);
    for (int i=0; i<4; ++i) viewport[i] = (int) viewportGL[i];
}

const wxFont& OpenGLRenderer::GetGLFont(void) const
{
    return glCanvas->GetGLFont();
}

bool OpenGLRenderer::SetGLFont(int firstChar, int nChars, int fontBase)
{
    bool okay = true;

#if defined(__WXMSW__)
    HDC hdc = wglGetCurrentDC();
    HGDIOBJ currentFont = SelectObject(hdc, reinterpret_cast<HGDIOBJ>(GetGLFont().GetHFONT()));
    if (!wglUseFontBitmaps(hdc, firstChar, nChars, fontBase)) {
        ERRORMSG("OpenGLRenderer::SetGLFont() - wglUseFontBitmaps() failed");
        okay = false;
    }
    SelectObject(hdc, currentFont);

#elif defined(__WXGTK__)
    glXUseXFont(gdk_font_id(GetGLFont().GetInternalFont()), firstChar, nChars, fontBase);

#elif defined(__WXMAC__)
    wxFontRefData *fontRefData = (wxFontRefData *) GetGLFont().GetRefData();
    if (RealFont(fontRefData->m_macFontNum, fontRefData->m_macFontSize)) {
        if (aglUseFont(aglGetCurrentContext(),
                (GLint) fontRefData->m_macFontNum,
                fontRefData->m_macFontStyle, fontRefData->m_macFontSize,
                firstChar, nChars, fontBase) != GL_TRUE) {
            ERRORMSG("OpenGLRenderer::SetGLFont() - aglUseFont() failed");
            okay = false;
        }
    } else {
        ERRORMSG("OpenGLRenderer::SetGLFont() - RealFont() returned false");
        okay = false;
    }
#endif

    return okay;
}

END_SCOPE(Cn3D)

/*
* ---------------------------------------------------------------------------
* $Log: opengl_renderer.cpp,v $
* Revision 1000.3  2004/06/01 18:28:52  gouriano
* PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.79
*
* Revision 1.79  2004/05/21 21:41:39  gorelenk
* Added PCH ncbi_pch.hpp
*
* Revision 1.78  2004/04/19 19:36:07  thiessen
* fix frame switch bug when no structures present
*
* Revision 1.77  2004/03/15 17:59:20  thiessen
* prefer prefix vs. postfix ++/-- operators
*
* Revision 1.76  2004/03/15 17:51:29  thiessen
* prefer prefix vs. postfix ++/-- operators
*
* Revision 1.75  2004/02/19 17:05:00  thiessen
* remove cn3d/ from include paths; add pragma to disable annoying msvc warning
*
* Revision 1.74  2003/12/04 15:58:36  thiessen
* fix const problem
*
* Revision 1.73  2003/12/04 15:49:40  thiessen
* fix stereo and PNG export problems on Mac
*
* Revision 1.72  2003/11/15 16:08:36  thiessen
* add stereo
*
* Revision 1.71  2003/10/06 22:05:52  thiessen
* fix max camera angle to < PI
*
* Revision 1.70  2003/05/22 19:08:17  thiessen
* add limits to camera angle
*
* Revision 1.69  2003/03/13 14:26:18  thiessen
* add file_messaging module; split cn3d_main_wxwin into cn3d_app, cn3d_glcanvas, structure_window, cn3d_tools
*
* Revision 1.68  2003/02/03 19:20:04  thiessen
* format changes: move CVS Log to bottom of file, remove std:: from .cpp files, and use new diagnostic macros
*
* Revision 1.67  2003/01/09 13:46:54  thiessen
* highlight atom labels
*
* Revision 1.66  2002/12/19 15:58:26  thiessen
* fix quadric problem on Mac
*
* Revision 1.65  2002/10/11 17:21:39  thiessen
* initial Mac OSX build
*
* Revision 1.64  2002/10/08 12:35:42  thiessen
* use delete[] for arrays
*
* Revision 1.63  2002/09/14 18:14:31  thiessen
* fix trigonometry error
*
* Revision 1.62  2002/09/14 17:03:07  thiessen
* center initial view on aligned residues
*
* Revision 1.61  2002/08/15 22:13:15  thiessen
* update for wx2.3.2+ only; add structure pick dialog; fix MultitextDialog bug
*
* Revision 1.60  2002/03/04 15:52:14  thiessen
* hide sequence windows instead of destroying ; add perspective/orthographic projection choice
*
* Revision 1.59  2002/02/01 13:55:54  thiessen
* fix view restore bug when new file loaded
*
* Revision 1.58  2002/01/11 15:48:58  thiessen
* update for Mac CW7
*
* Revision 1.57  2001/12/15 03:15:59  thiessen
* adjustments for slightly changed object loader Set...() API
*
* Revision 1.56  2001/12/12 14:04:14  thiessen
* add missing object headers after object loader change
*
* Revision 1.55  2001/11/30 14:02:05  thiessen
* progress on sequence imports to single structures
*
* Revision 1.54  2001/10/23 20:10:23  thiessen
* fix scaling of fonts in high-res PNG output
*
* Revision 1.53  2001/10/23 13:53:38  thiessen
* add PNG export
*
* Revision 1.52  2001/10/17 17:46:22  thiessen
* save camera setup and rotation center in files
*
* Revision 1.51  2001/09/06 18:15:44  thiessen
* fix OpenGL window initialization/OnSize to work on Mac
*
* Revision 1.50  2001/08/24 18:53:42  thiessen
* add filename to sequence viewer window titles
*
* Revision 1.49  2001/08/24 13:29:28  thiessen
* header and GTK font tweaks
*
* Revision 1.48  2001/08/24 00:41:35  thiessen
* tweak conservation colors and opengl font handling
*
* Revision 1.47  2001/08/21 01:10:45  thiessen
* add labeling
*
* Revision 1.46  2001/08/15 20:52:15  juran
* On the Mac, include OpenGL headers that can actually be located.
*
* Revision 1.45  2001/08/13 22:30:59  thiessen
* add structure window mouse drag/zoom; add highlight option to render settings
*
* Revision 1.44  2001/08/09 19:07:13  thiessen
* add temperature and hydrophobicity coloring
*
* Revision 1.43  2001/08/08 02:26:18  thiessen
* fixes for gnu ; make DrawHelix more logical
*
* Revision 1.42  2001/08/06 20:22:00  thiessen
* add preferences dialog ; make sure OnCloseWindow get wxCloseEvent
*
* Revision 1.41  2001/07/10 21:50:45  thiessen
* fix ambient/specular coloring
*
* Revision 1.40  2001/07/10 21:27:52  thiessen
* add some specular reflection
*
* Revision 1.39  2001/06/29 18:13:57  thiessen
* initial (incomplete) user annotation system
*
* Revision 1.38  2001/05/31 18:47:08  thiessen
* add preliminary style dialog; remove LIST_TYPE; add thread single and delete all; misc tweaks
*
* Revision 1.37  2001/05/25 15:18:24  thiessen
* fixes for visual id settings in wxGTK
*
* Revision 1.36  2001/05/25 01:38:16  thiessen
* minor fixes for compiling on SGI
*
* Revision 1.35  2001/05/22 19:09:31  thiessen
* many minor fixes to compile/run on Solaris/GTK
*
* Revision 1.34  2001/05/17 18:34:25  thiessen
* spelling fixes; change dialogs to inherit from wxDialog
*
* Revision 1.33  2001/05/15 23:48:37  thiessen
* minor adjustments to compile under Solaris/wxGTK
*
* Revision 1.32  2001/01/30 20:51:19  thiessen
* minor fixes
*
* Revision 1.31  2000/12/19 16:39:09  thiessen
* tweaks to show/hide
*
* Revision 1.30  2000/12/15 15:51:47  thiessen
* show/hide system installed
*
* Revision 1.29  2000/11/30 15:49:39  thiessen
* add show/hide rows; unpack sec. struc. and domain features
*
* Revision 1.28  2000/11/02 16:56:02  thiessen
* working editor undo; dynamic slave transforms
*
* Revision 1.27  2000/09/11 01:46:15  thiessen
* working messenger for sequence<->structure window communication
*
* Revision 1.26  2000/09/08 20:16:55  thiessen
* working dynamic alignment views
*
* Revision 1.25  2000/08/27 18:52:21  thiessen
* extract sequence information
*
* Revision 1.24  2000/08/25 14:22:00  thiessen
* minor tweaks
*
* Revision 1.23  2000/08/24 23:40:19  thiessen
* add 'atomic ion' labels
*
* Revision 1.22  2000/08/24 18:43:52  thiessen
* tweaks for transparent sphere display
*
* Revision 1.21  2000/08/21 17:22:38  thiessen
* add primitive highlighting for testing
*
* Revision 1.20  2000/08/19 02:59:04  thiessen
* fix transparent sphere bug
*
* Revision 1.19  2000/08/18 23:07:08  thiessen
* minor efficiency tweaks
*
* Revision 1.18  2000/08/18 18:57:39  thiessen
* added transparent spheres
*
* Revision 1.17  2000/08/17 14:24:06  thiessen
* added working StyleManager
*
* Revision 1.16  2000/08/16 14:18:46  thiessen
* map 3-d objects to molecules
*
* Revision 1.15  2000/08/13 02:43:01  thiessen
* added helix and strand objects
*
* Revision 1.14  2000/08/11 12:58:31  thiessen
* added worm; get 3d-object coords from asn1
*
* Revision 1.13  2000/08/07 14:13:15  thiessen
* added animation frames
*
* Revision 1.12  2000/08/07 00:21:17  thiessen
* add display list mechanism
*
* Revision 1.11  2000/08/04 22:49:03  thiessen
* add backbone atom classification and selection feedback mechanism
*
* Revision 1.10  2000/08/03 15:12:23  thiessen
* add skeleton of style and show/hide managers
*
* Revision 1.9  2000/07/27 13:30:51  thiessen
* remove 'using namespace ...' from all headers
*
* Revision 1.8  2000/07/18 16:50:11  thiessen
* more friendly rotation center setting
*
* Revision 1.7  2000/07/18 02:41:33  thiessen
* fix bug in virtual bonds and altConfs
*
* Revision 1.6  2000/07/18 00:06:00  thiessen
* allow arbitrary rotation center
*
* Revision 1.5  2000/07/17 22:37:18  thiessen
* fix vector_math typo; correctly set initial view
*
* Revision 1.4  2000/07/17 04:20:49  thiessen
* now does correct structure alignment transformation
*
* Revision 1.3  2000/07/16 23:19:11  thiessen
* redo of drawing system
*
* Revision 1.2  2000/07/12 23:27:49  thiessen
* now draws basic CPK model
*
* Revision 1.1  2000/07/12 14:11:30  thiessen
* added initial OpenGL rendering engine
*
*/