X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dc3065a56f1febf3de3b3bbf0904cf8fdc7f7c50..1d66b09982c9cadc20f9abcf9e2bdc804ffa877a:/src/gtk/glcanvas.cpp diff --git a/src/gtk/glcanvas.cpp b/src/gtk/glcanvas.cpp index c7bdfbfd19..0e17b1e8a7 100644 --- a/src/gtk/glcanvas.cpp +++ b/src/gtk/glcanvas.cpp @@ -23,88 +23,10 @@ #include "wx/module.h" #endif // WX_PRECOMP -extern "C" -{ -#include "gtk/gtk.h" -#include "gdk/gdk.h" -#include "gdk/gdkx.h" -} +#include +#include #include "wx/gtk/win_gtk.h" -#include "wx/gtk/private.h" - -//--------------------------------------------------------------------------- -// global data -//--------------------------------------------------------------------------- - -XVisualInfo *g_vi = (XVisualInfo*) NULL; - -// ---------------------------------------------------------------------------- -// helper functions -// ---------------------------------------------------------------------------- - -// wrapper around glXMakeContextCurrent/glXMakeCurrent depending on GLX -// version -static void wxMakeContextCurrent(GLXDrawable drawable, GLXContext context) -{ - if (wxGLCanvas::GetGLXVersion() >= 13) - glXMakeContextCurrent( GDK_DISPLAY(), drawable, drawable, context); - else // GLX <= 1.2 doesn't have glXMakeContextCurrent() - glXMakeCurrent( GDK_DISPLAY(), drawable, context); -} - -//--------------------------------------------------------------------------- -// wxGLContext -//--------------------------------------------------------------------------- - -IMPLEMENT_CLASS(wxGLContext,wxObject) - -wxGLContext::wxGLContext(wxWindow* win, const wxGLContext* other) -{ - wxGLCanvas *gc = (wxGLCanvas*) win; - - if (wxGLCanvas::GetGLXVersion() >= 13) - { - GLXFBConfig *fbc = gc->m_fbc; - wxCHECK_RET( fbc, _T("invalid GLXFBConfig for OpenGl") ); - m_glContext = glXCreateNewContext( GDK_DISPLAY(), fbc[0], GLX_RGBA_TYPE, - other ? other->m_glContext : None, - GL_TRUE ); - } - else // GLX <= 1.2 - { - XVisualInfo *vi = (XVisualInfo *) gc->m_vi; - wxCHECK_RET( vi, _T("invalid visual for OpenGl") ); - m_glContext = glXCreateContext( GDK_DISPLAY(), vi, - other ? other->m_glContext : None, - GL_TRUE ); - } - - wxASSERT_MSG( m_glContext, _T("Couldn't create OpenGl context") ); -} - -wxGLContext::~wxGLContext() -{ - if ( !m_glContext ) - return; - - if ( m_glContext == glXGetCurrentContext() ) - wxMakeContextCurrent(None, NULL); - - glXDestroyContext( GDK_DISPLAY(), m_glContext ); -} - -void wxGLContext::SetCurrent(const wxGLCanvas& win) const -{ - if ( !m_glContext ) - return; - - GdkWindow *window = GTK_PIZZA(win.m_wxwindow)->bin_window; - wxCHECK_RET( window, _T("window must be shown") ); - - wxMakeContextCurrent(GDK_WINDOW_XWINDOW(window), m_glContext); -} - #if WXWIN_COMPATIBILITY_2_8 @@ -151,8 +73,6 @@ extern "C" { static gboolean gtk_glwindow_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxGLCanvas *win ) { - // don't need to install idle handler, its done from "event" signal - win->m_exposed = true; win->GetUpdateRegion().Union( gdk_event->area.x, @@ -171,9 +91,6 @@ extern "C" { static void gtk_glcanvas_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxGLCanvas *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); - if (!win->m_hasVMT) return; @@ -263,48 +180,12 @@ bool wxGLCanvas::Create(wxWindow *parent, m_exposed = false; m_noExpose = true; m_nativeSizeEvent = true; - m_fbc = NULL; - m_vi = NULL; - if (wxGLCanvas::GetGLXVersion() >= 13) - { - // GLX >= 1.3 uses a GLXFBConfig - GLXFBConfig * fbc = NULL; - if (wxTheApp->m_glFBCInfo != NULL) - { - fbc = (GLXFBConfig *) wxTheApp->m_glFBCInfo; - m_canFreeFBC = false; // owned by wxTheApp - don't free upon destruction - } - else - { - fbc = (GLXFBConfig *) wxGLCanvas::ChooseGLFBC(attribList); - m_canFreeFBC = true; - } - m_fbc = fbc; // save for later use - wxCHECK_MSG( m_fbc, false, _T("required FBConfig couldn't be found") ); - } + if ( !InitVisual(attribList) ) + return false; - XVisualInfo *vi = NULL; - if (wxTheApp->m_glVisualInfo != NULL) - { - vi = (XVisualInfo *)wxTheApp->m_glVisualInfo; - m_canFreeVi = false; // owned by wxTheApp - don't free upon destruction - } - else - { - if (wxGLCanvas::GetGLXVersion() >= 13) - // GLX >= 1.3 - vi = glXGetVisualFromFBConfig(GDK_DISPLAY(), m_fbc[0]); - else - // GLX <= 1.2 - vi = (XVisualInfo *) ChooseGLVisual(attribList); - - m_canFreeVi = true; - } + XVisualInfo * const xvi = GetXVisualInfo(); - m_vi = vi; // save for later use - - wxCHECK_MSG( m_vi, false, _T("required visual couldn't be found") ); GdkVisual *visual; GdkColormap *colormap; @@ -320,9 +201,9 @@ bool wxGLCanvas::Create(wxWindow *parent, colormap = gdk_screen_get_default_colormap(screen); visual = gdk_colormap_get_visual(colormap); - if (GDK_VISUAL_XVISUAL(visual)->visualid != vi->visualid) + if (GDK_VISUAL_XVISUAL(visual)->visualid != xvi->visualid) { - visual = gdk_x11_screen_lookup_visual( screen, vi->visualid ); + visual = gdk_x11_screen_lookup_visual( screen, xvi->visualid ); colormap = gdk_colormap_new(visual, FALSE); } @@ -331,7 +212,7 @@ bool wxGLCanvas::Create(wxWindow *parent, else #endif // GTK+ >= 2.2 { - visual = gdkx_visual_get( vi->visualid ); + visual = gdkx_visual_get( xvi->visualid ); colormap = gdk_colormap_new( visual, TRUE ); gtk_widget_push_colormap( colormap ); @@ -368,167 +249,10 @@ bool wxGLCanvas::Create(wxWindow *parent, return true; } -wxGLCanvas::~wxGLCanvas() -{ - GLXFBConfig * fbc = (GLXFBConfig *) m_fbc; - if (fbc && m_canFreeFBC) - XFree( fbc ); - - XVisualInfo *vi = (XVisualInfo *) m_vi; - if (vi && m_canFreeVi) - XFree( vi ); -} - -void* wxGLCanvas::ChooseGLVisual(const int *attribList) -{ - int data[512]; - GetGLAttribListFromWX( attribList, data ); - - Display *dpy = GDK_DISPLAY(); - - return glXChooseVisual( dpy, DefaultScreen(dpy), data ); -} - -void* wxGLCanvas::ChooseGLFBC(const int *attribList) -{ - int data[512]; - GetGLAttribListFromWX( attribList, data ); - - int returned; - return glXChooseFBConfig( GDK_DISPLAY(), DefaultScreen(GDK_DISPLAY()), - data, &returned ); -} - - -void -wxGLCanvas::GetGLAttribListFromWX(const int *wx_attribList, int *gl_attribList) -{ - if ( !wx_attribList ) - { - if (wxGLCanvas::GetGLXVersion() >= 13) - { - // leave GLX >= 1.3 choose the default attributes - gl_attribList[0] = 0; - } - else // GLX < 1.3 - { - int i = 0; - // default settings if attriblist = 0 - gl_attribList[i++] = GLX_RGBA; - gl_attribList[i++] = GLX_DOUBLEBUFFER; - gl_attribList[i++] = GLX_DEPTH_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_RED_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_GREEN_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_BLUE_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_ALPHA_SIZE; gl_attribList[i++] = 0; - gl_attribList[i++] = None; - } - } - else // have non-default attributes - { - int arg=0, p=0; - while( (wx_attribList[arg]!=0) && (p<510) ) - { - switch( wx_attribList[arg++] ) - { - case WX_GL_RGBA: - if (wxGLCanvas::GetGLXVersion() <= 12) - { - // for GLX >= 1.3, GLX_RGBA is useless (setting this flags will crash on most opengl implm) - gl_attribList[p++] = GLX_RGBA; - } - break; - case WX_GL_BUFFER_SIZE: - gl_attribList[p++] = GLX_BUFFER_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_LEVEL: - gl_attribList[p++] = GLX_LEVEL; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_DOUBLEBUFFER: - gl_attribList[p++] = GLX_DOUBLEBUFFER; - gl_attribList[p++] = 1; - break; - case WX_GL_STEREO: - gl_attribList[p++] = GLX_STEREO; - break; - case WX_GL_AUX_BUFFERS: - gl_attribList[p++] = GLX_AUX_BUFFERS; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_RED: - gl_attribList[p++] = GLX_RED_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_GREEN: - gl_attribList[p++] = GLX_GREEN_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_BLUE: - gl_attribList[p++] = GLX_BLUE_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_ALPHA: - gl_attribList[p++] = GLX_ALPHA_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_DEPTH_SIZE: - gl_attribList[p++] = GLX_DEPTH_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_STENCIL_SIZE: - gl_attribList[p++] = GLX_STENCIL_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_ACCUM_RED: - gl_attribList[p++] = GLX_ACCUM_RED_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_ACCUM_GREEN: - gl_attribList[p++] = GLX_ACCUM_GREEN_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_ACCUM_BLUE: - gl_attribList[p++] = GLX_ACCUM_BLUE_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - case WX_GL_MIN_ACCUM_ALPHA: - gl_attribList[p++] = GLX_ACCUM_ALPHA_SIZE; - gl_attribList[p++] = wx_attribList[arg++]; - break; - default: - break; - } - } - - gl_attribList[p] = 0; - } -} - -/* static */ -int wxGLCanvas::GetGLXVersion() -{ - static int s_glxVersion = 0; - if ( s_glxVersion == 0 ) - { - // check the GLX version - int glxMajorVer, glxMinorVer; - bool ok = glXQueryVersion(GDK_DISPLAY(), &glxMajorVer, &glxMinorVer); - wxASSERT_MSG( ok, _T("GLX version not found") ); - if (!ok) - s_glxVersion = 10; // 1.0 by default - else - s_glxVersion = glxMajorVer*10 + glxMinorVer; - } - - return s_glxVersion; -} - -void wxGLCanvas::SwapBuffers() +Window wxGLCanvas::GetXWindow() const { GdkWindow *window = GTK_PIZZA(m_wxwindow)->bin_window; - glXSwapBuffers( GDK_DISPLAY(), GDK_WINDOW_XWINDOW( window ) ); + return window ? GDK_WINDOW_XWINDOW(window) : 0; } void wxGLCanvas::OnInternalIdle() @@ -562,33 +286,4 @@ void wxGLCanvas::GTKInitImplicitContext() #endif // WXWIN_COMPATIBILITY_2_8 -//--------------------------------------------------------------------------- -// wxGLApp -//--------------------------------------------------------------------------- - -bool wxGLApp::InitGLVisual(const int *attribList) -{ - if ( wxGLCanvas::GetGLXVersion() >= 13 ) - { - if (m_glFBCInfo) - XFree(m_glFBCInfo); - m_glFBCInfo = wxGLCanvas::ChooseGLFBC(attribList); - - if ( !m_glFBCInfo ) - return false; - - if (m_glVisualInfo) - XFree(m_glVisualInfo); - m_glVisualInfo = glXGetVisualFromFBConfig(GDK_DISPLAY(), ((GLXFBConfig *)m_glFBCInfo)[0]); - } - else // GLX <= 1.2 - { - if (m_glVisualInfo) - XFree(m_glVisualInfo); - m_glVisualInfo = wxGLCanvas::ChooseGLVisual(attribList); - } - - return m_glVisualInfo != NULL; -} - #endif // wxUSE_GLCANVAS