X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/56b9c74101566aa241d1846a148d3a01980b7431..b11708106f93d28dbb47218b18e02674ad6c0cdb:/utils/glcanvas/src/glcanvas.cpp diff --git a/utils/glcanvas/src/glcanvas.cpp b/utils/glcanvas/src/glcanvas.cpp deleted file mode 100644 index 9e16370d1e..0000000000 --- a/utils/glcanvas/src/glcanvas.cpp +++ /dev/null @@ -1,312 +0,0 @@ -///////////////////////////////////////////////////////////////////////////// -// Name: glcanvas.cpp -// Purpose: wxGLCanvas, for using OpenGL/Mesa with wxWindows and GTK -// Author: Robert Roebling -// Modified by: -// Created: 17/08/98 -// RCS-ID: $Id$ -// Copyright: (c) Robert Roebling -// Licence: wxWindows licence -///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "glcanvas.h" -#endif - -#include "glcanvas.h" - -#include "wx/frame.h" -#include "wx/colour.h" -#include "wx/module.h" -#include "wx/app.h" - -extern "C" { -#include "gtk/gtk.h" -#include "gdk/gdk.h" -#include "gdk/gdkx.h" -} - -#include "wx/gtk/win_gtk.h" - -//--------------------------------------------------------------------------- -// global data -//--------------------------------------------------------------------------- - -XVisualInfo *g_vi = (XVisualInfo*) NULL; - -//--------------------------------------------------------------------------- -// wxGLContext -//--------------------------------------------------------------------------- - -IMPLEMENT_CLASS(wxGLContext,wxObject) - -wxGLContext::wxGLContext( bool WXUNUSED(isRGB), wxWindow *win, const wxPalette& WXUNUSED(palette) ) -{ - m_window = win; - m_widget = ((wxGLCanvas*)win)->m_glWidget; - - wxCHECK_RET( g_vi, "invalid visual for OpenGl" ); - - m_glContext = glXCreateContext( GDK_DISPLAY(), g_vi, None, GL_TRUE ); - - wxCHECK_RET( m_glContext, "Couldn't create OpenGl context" ); -} - -wxGLContext::~wxGLContext() -{ - if (!m_glContext) return; - - if (m_glContext == glXGetCurrentContext()) - { - glXMakeCurrent( GDK_DISPLAY(), None, NULL); - } - - glXDestroyContext( GDK_DISPLAY(), m_glContext ); -} - -void wxGLContext::SwapBuffers() -{ - if (m_glContext) - { - glXSwapBuffers( GDK_DISPLAY(), GDK_WINDOW_XWINDOW( m_widget->window ) ); - } -} - -void wxGLContext::SetCurrent() -{ - if (m_glContext) - { - glXMakeCurrent( GDK_DISPLAY(), GDK_WINDOW_XWINDOW(m_widget->window), m_glContext ); - } -} - -void wxGLContext::SetColour(const char *colour) -{ - float r = 0.0; - float g = 0.0; - float b = 0.0; - wxColour *col = wxTheColourDatabase->FindColour(colour); - if (col) - { - r = (float)(col->Red()/256.0); - g = (float)(col->Green()/256.0); - b = (float)(col->Blue()/256.0); - glColor3f( r, g, b); - } -} - -void wxGLContext::SetupPixelFormat() -{ -} - -void wxGLContext::SetupPalette( const wxPalette& WXUNUSED(palette) ) -{ -} - -wxPalette wxGLContext::CreateDefaultPalette() -{ - return wxNullPalette; -} - -//--------------------------------------------------------------------------- -// wxGlCanvas -//--------------------------------------------------------------------------- - -IMPLEMENT_CLASS(wxGLCanvas, wxScrolledWindow) - -BEGIN_EVENT_TABLE(wxGLCanvas, wxScrolledWindow) - EVT_SIZE(wxGLCanvas::OnSize) -END_EVENT_TABLE() - -wxGLCanvas::wxGLCanvas( wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxString& name, - int *attribList, - const wxPalette& palette ) -{ - Create( parent, id, pos, size, style, name, attribList, palette ); -} - -bool wxGLCanvas::Create( wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxString& name, - int *attribList, - const wxPalette& palette ) -{ - if (!attribList) - { - int data[] = { GLX_RGBA, - GLX_DOUBLEBUFFER, - GLX_DEPTH_SIZE, 1, - None }; - attribList = (int*) data; - } - - Display *dpy = GDK_DISPLAY(); - - g_vi = glXChooseVisual( dpy, DefaultScreen(dpy), attribList ); - - GdkVisual *visual = gdkx_visual_get( g_vi->visualid ); - GdkColormap *colormap = gdk_colormap_new( gdkx_visual_get(g_vi->visualid), TRUE ); - - gtk_widget_push_colormap( colormap ); - gtk_widget_push_visual( visual ); - - m_glWidget = gtk_drawing_area_new(); - gtk_widget_set_events( m_glWidget, - GDK_EXPOSURE_MASK | - GDK_POINTER_MOTION_HINT_MASK | - GDK_POINTER_MOTION_MASK | - GDK_BUTTON_MOTION_MASK | - GDK_BUTTON1_MOTION_MASK | - GDK_BUTTON2_MOTION_MASK | - GDK_BUTTON3_MOTION_MASK | - GDK_BUTTON_PRESS_MASK | - GDK_BUTTON_RELEASE_MASK | - GDK_KEY_PRESS_MASK | - GDK_KEY_RELEASE_MASK | - GDK_ENTER_NOTIFY_MASK | - GDK_LEAVE_NOTIFY_MASK ); - - gtk_widget_pop_visual(); - gtk_widget_pop_colormap(); - - wxScrolledWindow::Create( parent, id, pos, size, style, name ); - - gtk_myfixed_put( GTK_MYFIXED(m_wxwindow), m_glWidget, 0, 0 ); - - gtk_widget_show( m_glWidget ); - - m_glContext = new wxGLContext( TRUE, this, palette ); - - XFree( g_vi ); - g_vi = (XVisualInfo*) NULL; - - return TRUE; -} - -wxGLCanvas::~wxGLCanvas() -{ - if (m_glContext) delete m_glContext; -} - -void wxGLCanvas::SwapBuffers() -{ - if (m_glContext) m_glContext->SwapBuffers(); -} - -void wxGLCanvas::OnSize(wxSizeEvent& WXUNUSED(event)) -{ - int width, height; - GetClientSize( &width, &height ); - if (m_glContext && GTK_WIDGET_REALIZED(m_glWidget) ) - { - SetCurrent(); - - glViewport(0, 0, (GLint)width, (GLint)height ); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum( -1.0, 1.0, -1.0, 1.0, 5.0, 15.0 ); - glMatrixMode(GL_MODELVIEW); - } -} - -void wxGLCanvas::SetCurrent() -{ - if (m_glContext) m_glContext->SetCurrent(); -} - -void wxGLCanvas::SetColour( const char *colour ) -{ - if (m_glContext) m_glContext->SetColour( colour ); -} - -void wxGLCanvas::SetSize( int x, int y, int width, int height, int sizeFlags ) -{ - if (m_resizing) return; // I don't like recursions - m_resizing = TRUE; - - if (m_parent->m_wxwindow == NULL) // i.e. wxNotebook - { - // don't set the size for children of wxNotebook, just take the values. - m_x = x; - m_y = y; - m_width = width; - m_height = height; - } - else - { - int old_width = m_width; - int old_height = m_height; - - if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING) - { - if (x != -1) m_x = x; - if (y != -1) m_y = y; - if (width != -1) m_width = width; - if (height != -1) m_height = height; - } - else - { - m_x = x; - m_y = y; - m_width = width; - m_height = height; - } - - if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH) - { - if (width == -1) m_width = 80; - } - - if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT) - { - if (height == -1) m_height = 26; - } - - if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth; - if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight; - if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth; - if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight; - - wxPoint pt( m_parent->GetClientAreaOrigin() ); - gtk_myfixed_move( GTK_MYFIXED(m_parent->m_wxwindow), m_widget, m_x+pt.x, m_y+pt.y ); - - if ((old_width != m_width) || (old_height != m_height)) - { - gtk_widget_set_usize( m_widget, m_width, m_height ); - - gtk_drawing_area_size( GTK_DRAWING_AREA(m_glWidget), m_width, m_height ); - - GtkAllocation allo; - allo.x = 0; - allo.y = 0; - allo.width = m_width; - allo.height = m_height; - gtk_widget_size_allocate( m_glWidget, &allo ); - } - } - - m_sizeSet = TRUE; - - wxSizeEvent event( wxSize(m_width,m_height), GetId() ); - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( event ); - - m_resizing = FALSE; -} - -void wxGLCanvas::SetSize( int width, int height ) -{ - SetSize( -1, -1, width, height, wxSIZE_USE_EXISTING ); -} - -GtkWidget *wxGLCanvas::GetConnectWidget() -{ - return m_glWidget; -} - -bool wxGLCanvas::IsOwnGtkWindow( GdkWindow *window ) -{ - return (window == m_glWidget->window); -}