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wxGTK now works a little again.

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Added new OpenGl code.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2464 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1999-05-14 21:04:49 +00:00
parent 64698f9af8
commit 089e55d6e8
8 changed files with 480 additions and 96 deletions
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131
utils/glcanvas/win/glcanvas.cpp
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@@ -29,28 +29,44 @@
* GLContext implementation
*/
wxGLContext::wxGLContext(bool isRGB, wxWindow *win, const wxPalette& palette)
wxGLContext::wxGLContext(bool isRGB, wxGLCanvas *win, const wxPalette& palette)
{
m_window = win;
m_hDC = (WXHDC) ::GetDC((HWND) win->GetHWND());
SetupPixelFormat();
SetupPalette(palette);
m_hDC = win->GetHDC();
m_glContext = wglCreateContext((HDC) m_hDC);
wxCHECK_RET( m_glContext, "Couldn't create OpenGl context" );
wglMakeCurrent((HDC) m_hDC, m_glContext);
}
wxGLContext::wxGLContext(
bool isRGB, wxGLCanvas *win,
const wxPalette& palette,
const wxGLContext *other /* for sharing display lists */
)
{
m_window = win;
m_hDC = win->GetHDC();
m_glContext = wglCreateContext((HDC) m_hDC);
wxCHECK_RET( m_glContext, "Couldn't create OpenGl context" );
if( other != 0 )
wglShareLists( other->m_glContext, m_glContext );
wglMakeCurrent((HDC) m_hDC, m_glContext);
}
wxGLContext::~wxGLContext()
{
if (m_glContext)
{
wglMakeCurrent(NULL, NULL);
wglDeleteContext(m_glContext);
wglDeleteContext(m_glContext);
}
::ReleaseDC((HWND) m_window->GetHWND(), (HDC) m_hDC);
}
void wxGLContext::SwapBuffers()
@@ -90,7 +106,54 @@ void wxGLContext::SetColour(const char *colour)
}
}
void wxGLContext::SetupPixelFormat() // (HDC hDC)
/*
* wxGLCanvas implementation
*/
IMPLEMENT_CLASS(wxGLCanvas, wxScrolledWindow)
BEGIN_EVENT_TABLE(wxGLCanvas, wxScrolledWindow)
EVT_SIZE(wxGLCanvas::OnSize)
EVT_PALETTE_CHANGED(wxGLCanvas::OnPaletteChanged)
EVT_QUERY_NEW_PALETTE(wxGLCanvas::OnQueryNewPalette)
END_EVENT_TABLE()
wxGLCanvas::wxGLCanvas(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style, const wxString& name,
int *attribList /* not used yet! */, const wxPalette& palette):
wxScrolledWindow(parent, id, pos, size, style, name)
{
m_hDC = (WXHDC) ::GetDC((HWND) GetHWND());
SetupPixelFormat();
SetupPalette(palette);
m_glContext = new wxGLContext(TRUE, this, palette);
}
wxGLCanvas::wxGLCanvas( wxWindow *parent,
const wxGLContext *shared, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style, const wxString& name,
int *attribList, const wxPalette& palette ) :
wxScrolledWindow(parent, id, pos, size, style, name)
{
m_hDC = (WXHDC) ::GetDC((HWND) GetHWND());
SetupPixelFormat();
SetupPalette(palette);
m_glContext = new wxGLContext(TRUE, this, palette, shared );
}
wxGLCanvas::~wxGLCanvas()
{
if (m_glContext)
delete m_glContext;
::ReleaseDC((HWND) GetHWND(), (HDC) m_hDC);
}
void wxGLCanvas::SetupPixelFormat() // (HDC hDC)
{
PIXELFORMATDESCRIPTOR pfd = {
sizeof(PIXELFORMATDESCRIPTOR), /* size */
@@ -128,7 +191,7 @@ void wxGLContext::SetupPixelFormat() // (HDC hDC)
}
}
void wxGLContext::SetupPalette(const wxPalette& palette)
void wxGLCanvas::SetupPalette(const wxPalette& palette)
{
int pixelFormat = GetPixelFormat((HDC) m_hDC);
PIXELFORMATDESCRIPTOR pfd;
@@ -157,7 +220,7 @@ void wxGLContext::SetupPalette(const wxPalette& palette)
}
}
wxPalette wxGLContext::CreateDefaultPalette()
wxPalette wxGLCanvas::CreateDefaultPalette()
{
PIXELFORMATDESCRIPTOR pfd;
int paletteSize;
@@ -199,32 +262,6 @@ wxPalette wxGLContext::CreateDefaultPalette()
return palette;
}
/*
* wxGLCanvas implementation
*/
IMPLEMENT_CLASS(wxGLCanvas, wxScrolledWindow)
BEGIN_EVENT_TABLE(wxGLCanvas, wxScrolledWindow)
EVT_SIZE(wxGLCanvas::OnSize)
EVT_PALETTE_CHANGED(wxGLCanvas::OnPaletteChanged)
EVT_QUERY_NEW_PALETTE(wxGLCanvas::OnQueryNewPalette)
END_EVENT_TABLE()
wxGLCanvas::wxGLCanvas(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style, const wxString& name,
int *attribList /* not used yet! */, const wxPalette& palette):
wxScrolledWindow(parent, id, pos, size, style, name)
{
m_glContext = new wxGLContext(TRUE, this, palette);
}
wxGLCanvas::~wxGLCanvas()
{
if (m_glContext)
delete m_glContext;
}
void wxGLCanvas::SwapBuffers()
{
if (m_glContext)
@@ -267,10 +304,10 @@ void wxGLCanvas::SetColour(const char *colour)
void wxGLCanvas::OnQueryNewPalette(wxQueryNewPaletteEvent& event)
{
/* realize palette if this is the current window */
if (m_glContext && m_glContext->GetPalette()->Ok()) {
::UnrealizeObject((HPALETTE) m_glContext->GetPalette()->GetHPALETTE());
::SelectPalette((HDC) m_glContext->GetHDC(), (HPALETTE) m_glContext->GetPalette()->GetHPALETTE(), FALSE);
::RealizePalette((HDC) m_glContext->GetHDC());
if ( GetPalette()->Ok() ) {
::UnrealizeObject((HPALETTE) GetPalette()->GetHPALETTE());
::SelectPalette((HDC) GetHDC(), (HPALETTE) GetPalette()->GetHPALETTE(), FALSE);
::RealizePalette((HDC) GetHDC());
Refresh();
event.SetPaletteRealized(TRUE);
}
@@ -282,14 +319,12 @@ void wxGLCanvas::OnQueryNewPalette(wxQueryNewPaletteEvent& event)
void wxGLCanvas::OnPaletteChanged(wxPaletteChangedEvent& event)
{
/* realize palette if this is *not* the current window */
if ( m_glContext &&
m_glContext->GetPalette() &&
m_glContext->GetPalette()->Ok() &&
(this != event.GetChangedWindow()) )
if ( GetPalette() &&
GetPalette()->Ok() && (this != event.GetChangedWindow()) )
{
::UnrealizeObject((HPALETTE) m_glContext->GetPalette()->GetHPALETTE());
::SelectPalette((HDC) m_glContext->GetHDC(), (HPALETTE) m_glContext->GetPalette()->GetHPALETTE(), FALSE);
::RealizePalette((HDC) m_glContext->GetHDC());
::UnrealizeObject((HPALETTE) GetPalette()->GetHPALETTE());
::SelectPalette((HDC) GetHDC(), (HPALETTE) GetPalette()->GetHPALETTE(), FALSE);
::RealizePalette((HDC) GetHDC());
Refresh();
}
}