VRUT: /cygdrive/d/src/svn/vrut/trunk/core/src/glwindow.cpp Source File

00001 /*
00002  * $Id: glwindow.cpp 605 2008-12-14 20:35:02Z kybav1 $
00003  *
00004  * Description  : One line description of file.
00005  * Author       : Vaclav Kyba <mail/Jabber: vaseo1@gmail.com>  <ICQ: 98576293>
00006  *
00007  * Purpose      :
00008  *     Long description of what the file is for.
00009  */
00010 
00011 
00012 #include <wx/dcclient.h>
00013 #include "glwindow.h"
00014 #include "rendermanager.h"
00015 #include "glgetproc.h"
00016 #include "camera.h"
00017 
00018 using namespace VRUT;
00019 
00020 //IMPLEMENT_DYNAMIC_CLASS(GLWindow, GLCanvasPropagate);
00021 
00022 
00023 GLWindow::GLWindow()
00024               : wxGLCanvas((wxWindow *)NULL, wxID_ANY, (int *)NULL)
00025 {
00026        module = (RenderModule *)NULL;
00027        renderManager = (RenderManager *)NULL;
00028        glContext = (wxGLContext *)NULL;
00029        fsWindow = (wxWindow *)NULL;
00030        nbPageIndex = wxNOT_FOUND;
00031        beingReparented = 0;
00032 }
00033 
00034 
00035 GLWindow::GLWindow(wxWindow * parent,
00036                    RenderModule * _module,
00037                    RENDER_WINDOW_ID winID,
00038                    wxPoint position,
00039                    wxSize size,
00040                    int * attribList,
00041                    wxString title)
00042               : wxGLCanvas(parent, wxID_ANY, attribList, position, size, 0, title)
00043 {
00044        windowID = winID;
00045        module = _module;
00046        renderManager = (RenderManager *)NULL;
00047        glContext = (wxGLContext *)NULL;
00048        fsWindow = (wxWindow *)NULL;
00049        nbPageIndex = wxNOT_FOUND;
00050        beingReparented = 0;
00051 
00052        KERNEL->GetMessageSink()->RegisterListener(this, Event::EVT_RENDER_FULLSCREEN_TOGGLE);
00053        KERNEL->GetMessageSink()->RegisterListener(this, Event::EVT_RENDER_FULLSCREEN_SET);
00054        Connect(wxID_ANY, Event::EVT_RENDER_FULLSCREEN_TOGGLE, wxCommandEventHandler(GLWindow::onCommandEvent), (wxObject *)NULL, this);
00055        Connect(wxID_ANY, Event::EVT_RENDER_FULLSCREEN_SET, wxCommandEventHandler(GLWindow::onCommandEvent), (wxObject *)NULL, this);
00056 
00057        Connect(wxID_ANY, wxEVT_PAINT, wxPaintEventHandler(GLWindow::onPaint), (wxObject *)NULL, this);
00058        Connect(wxID_ANY, wxEVT_SIZE, wxSizeEventHandler(GLWindow::onResize), (wxObject *)NULL, this);
00059        Connect(wxID_ANY, wxEVT_KEY_DOWN, wxKeyEventHandler(GLWindow::onKeyEvent), (wxObject *)NULL, this);
00060        Connect(wxID_ANY, wxEVT_KEY_UP, wxKeyEventHandler(GLWindow::onKeyEvent), (wxObject *)NULL, this);
00061 
00062        Connect(wxID_ANY, wxEVT_ENTER_WINDOW, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00063        Connect(wxID_ANY, wxEVT_LEAVE_WINDOW, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00064        Connect(wxID_ANY, wxEVT_LEFT_DOWN, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00065        Connect(wxID_ANY, wxEVT_LEFT_UP, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00066        Connect(wxID_ANY, wxEVT_LEFT_DCLICK, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00067        Connect(wxID_ANY, wxEVT_RIGHT_DOWN, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00068        Connect(wxID_ANY, wxEVT_RIGHT_UP, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00069        Connect(wxID_ANY, wxEVT_RIGHT_DCLICK, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00070        Connect(wxID_ANY, wxEVT_MIDDLE_DOWN, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00071        Connect(wxID_ANY, wxEVT_MIDDLE_UP, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00072        Connect(wxID_ANY, wxEVT_MIDDLE_DCLICK, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00073        Connect(wxID_ANY, wxEVT_MOTION, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00074        Connect(wxID_ANY, wxEVT_MOUSEWHEEL, wxMouseEventHandler(GLWindow::onMouseEvent), (wxObject *)NULL, this);
00075 }
00076 
00077 
00078 GLWindow::~GLWindow()
00079 {
00080        if (KERNEL && !KERNEL->IsExiting())
00081               KERNEL->GetMessageSink()->UnregisterListener(this);
00083        if (renderManager)
00084               renderManager->DestroyGLWindow(this);
00085        SAFE_DELETE(glContext);
00086 }
00087 
00088 
00089 void GLWindow::draw()
00090 {
00091        if (!IsShownOnScreen() || !module || !glContext || !KERNEL || KERNEL->IsExiting())
00092               return;
00093 
00096        if (beingReparented)
00097        {
00098               wxCommandEvent rndEvt = Event::GET_EVT_RENDER_UPDATE(module->GetSceneID());
00099               KERNEL->GetMessageSink()->PostEvent(rndEvt);
00100               --beingReparented;
00101               return;
00102        }
00103 
00104        Scene * scene = KERNEL->sceneManager->GetScene(module->GetSceneID());
00105        if (scene)
00106        {
00109               scene->UpdateBVH();
00111               int w = 0, h = 0;
00112               GetClientSize(&w, &h);
00113               scene->SetProjectionParams(module->GetCameraID(), w, h);
00114        }
00115 
00116        SetCurrent(*glContext);
00117 
00118        module->Draw();
00119        SwapBuffers();
00120        GLCHECKERROR;
00121 
00123        frameRate.IncFrame();
00124        wxCommandEvent evt = Event::GET_EVT_RENDER_FRAMERATE(windowID, int(frameRate.GetFPS() * 1000));
00125        KERNEL->GetMessageSink()->PostEvent(evt);
00126 }
00127 
00128 
00129 void GLWindow::toggleFullscreen()
00130 {
00131        setFullscreen(!fsWindow);
00132 }
00133 
00134 
00135 void GLWindow::setFullscreen(bool fullscreen)
00136 {
00137        if (((fsWindow == (wxWindow *)NULL) == !fullscreen) ||
00138                beingReparented ||
00139                !IsShownOnScreen())
00140               return;
00141 
00142        wxAuiNotebook * renderNotebook = KERNEL->GetMainWindow()->GetRenderNotebook();
00143        if (fsWindow)
00144        {
00145               wxWindow * fsParent = GetParent();
00146               Reparent(fsWindow);
00147               renderNotebook->InsertPage(nbPageIndex, this, GetName(), true);
00148               SetFocus();
00149               fsParent->Destroy();
00150               fsWindow = (wxWindow *)NULL;
00151        }
00152        else
00153        {
00154               fsWindow = GetParent();
00155               nbPageIndex = renderNotebook->GetPageIndex(this);
00156               wxASSERT_MSG(nbPageIndex != wxNOT_FOUND, wxT("<GLWindow>Render window not found in notebook pages"));
00157               renderNotebook->RemovePage(nbPageIndex);
00158 
00159               wxFrame * frame = new wxFrame(GetParent(), wxID_ANY, GetName());
00160               frame->Connect(wxID_ANY, wxEVT_SIZE, wxSizeEventHandler(GLWindow::onResize), (wxObject *)NULL, this);
00161               Reparent(frame);
00162               frame->ShowFullScreen(true);
00163               SetFocus();
00164        }
00165        beingReparented = 10;
00166        KERNEL->GetMainWindow()->GetAUIManager()->Update();
00167 }
00168 
00169 
00170 void GLWindow::onPaint(wxPaintEvent & WXUNUSED(evt))
00171 {
00172        wxPaintDC(this);
00173        draw();
00174 }
00175 
00176 
00177 void GLWindow::onResize(wxSizeEvent & evt)
00178 {
00179        int w = 0, h = 0;
00180        GetClientSize(&w, &h);
00181        if (module && module->GetCameraID() != NODE_ID_NONE)
00182        {
00183               Scene * scene = KERNEL->sceneManager->GetScene(module->GetSceneID());
00184               if (scene)
00185               {
00186                      NODE_ID camID = module->GetCameraID();
00187                      scene->WriteLock(camID);
00188                      scene->SetProjectionParams(camID, w, h);
00189                      scene->WriteUnlock(camID);
00190               }
00191        }
00193        evt.m_size = GetClientSize();
00194        evt.Skip();
00195 }
00196 
00197 
00198 void GLWindow::onKeyEvent(wxKeyEvent & evt)
00199 {
00200        if (!module || !KERNEL || KERNEL->IsExiting())
00201               return;
00202 
00203        evt.SetId(int(windowID));
00204        KERNEL->GetMessageSink()->ProcessEvent(evt);
00205        evt.Skip();
00206 
00207 #ifdef EVENT_DEBUG
00208        LOG(wxT("<GLWindow>key event"));
00209 #endif
00210 }
00211 
00212 
00213 void GLWindow::onMouseEvent(wxMouseEvent & evt)
00214 {
00215        if (module && KERNEL && !KERNEL->IsExiting())
00216        {
00217               evt.SetId(int(windowID));
00218               KERNEL->GetMessageSink()->ProcessEvent(evt);
00219        }
00220        evt.Skip();
00221 }
00222 
00223 
00224 void GLWindow::onCommandEvent(wxCommandEvent & evt)
00225 {
00226        if (!module || !KERNEL || KERNEL->IsExiting())
00227               return;
00228 
00229        switch (evt.GetEventType())
00230        {
00231        case Event::EVT_RENDER_FULLSCREEN_TOGGLE:
00232               if (evt.GetId() == int(GetID()))
00233                      toggleFullscreen();
00234               break;
00235        case Event::EVT_RENDER_FULLSCREEN_SET:
00236               if (evt.GetId() == int(GetID()))
00237                      setFullscreen(evt.GetInt() != 0);
00238               break;
00239        }
00240 }
00241 
00242 
00243 void GLWindow::Deinitialize()
00244 {
00245        wxCommandEvent ev = Event::GET_EVT_RENDER_WIN_CLOSED(int(windowID));
00246        KERNEL->GetMessageSink()->PostEvent(ev, true);
00248        if (module && glContext)
00249        {
00250               Scene * scene = KERNEL->sceneManager->GetScene(module->GetSceneID());
00251               if (scene)
00253                      scene->Remove(module->GetCameraID());
00254               SetCurrent(*glContext);
00255               module->Deinitialize();
00256 
00258               Parameter::ParameterIdentificator camPI(module->GetName(), wxT("cameraID"), module->GetID());
00259               wxCommandEvent ev1 = Event::GET_EVT_PARAM_SET(camPI, wxString::Format(wxT("%i"), NODE_ID_NONE));
00260               module->PostEvent(ev1, true);
00261               Parameter::ParameterIdentificator scenePI(module->GetName(), wxT("sceneID"), module->GetID());
00262               wxCommandEvent ev2 = Event::GET_EVT_PARAM_SET(scenePI, wxString::Format(wxT("%i"), SCENE_ID_NONE));
00263               module->PostEvent(ev2, true);
00264 
00265               module = (RenderModule *)NULL;
00266        }
00267 }
00268 
00269 
00270 bool GLWindow::CreateGLContext()
00271 {
00272        SAFE_DELETE(glContext);
00273        glContext = new wxGLContext(this);
00274        return glContext != (wxGLContext *)NULL;
00275 }