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///////////////////////////////////////////////////////////////////////////////
// Name: wx/unix/glx11.h
// Purpose: class common for all X11-based wxGLCanvas implementations
// Author: Vadim Zeitlin
// Created: 2007-04-15
// Copyright: (c) 2007 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_UNIX_GLX11_H_
#define _WX_UNIX_GLX11_H_
#include <GL/gl.h>
typedef struct __GLXcontextRec* GLXContext;
typedef struct __GLXFBConfigRec* GLXFBConfig;
// ----------------------------------------------------------------------------
// wxGLContext
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_GL wxGLContext : public wxGLContextBase
{
public:
wxGLContext(wxGLCanvas *win,
const wxGLContext *other = NULL,
const wxGLContextAttrs *ctxAttrs = NULL);
virtual ~wxGLContext();
virtual bool SetCurrent(const wxGLCanvas& win) const wxOVERRIDE;
private:
GLXContext m_glContext;
wxDECLARE_CLASS(wxGLContext);
};
// ----------------------------------------------------------------------------
// wxGLCanvasX11
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_GL wxGLCanvasX11 : public wxGLCanvasBase
{
public:
// initialization and dtor
// -----------------------
// default ctor doesn't do anything, InitVisual() must be called
wxGLCanvasX11();
// initializes GLXFBConfig and XVisualInfo corresponding to the given attributes
bool InitVisual(const wxGLAttributes& dispAttrs);
// frees XVisualInfo info
virtual ~wxGLCanvasX11();
// implement wxGLCanvasBase methods
// --------------------------------
virtual bool SwapBuffers() wxOVERRIDE;
// X11-specific methods
// --------------------
// return GLX version: 13 means 1.3 &c
static int GetGLXVersion();
// return true if multisample extension is available
static bool IsGLXMultiSampleAvailable();
// get the X11 handle of this window
virtual unsigned long GetXWindow() const = 0;
// GLX-specific methods
// --------------------
// override some wxWindow methods
// ------------------------------
// return true only if the window is realized: OpenGL context can't be
// created until we are
virtual bool IsShownOnScreen() const wxOVERRIDE;
// implementation only from now on
// -------------------------------
// get the GLXFBConfig/XVisualInfo we use
GLXFBConfig *GetGLXFBConfig() const { return m_fbc; }
void* GetXVisualInfo() const { return m_vi; }
// initialize the global default GL visual, return false if matching visual
// not found
static bool InitDefaultVisualInfo(const int *attribList);
private:
GLXFBConfig *m_fbc;
void* m_vi;
};
// ----------------------------------------------------------------------------
// wxGLApp
// ----------------------------------------------------------------------------
// this is used in wx/glcanvas.h, prevent it from defining a generic wxGLApp
#define wxGL_APP_DEFINED
class WXDLLIMPEXP_GL wxGLApp : public wxGLAppBase
{
public:
virtual bool InitGLVisual(const int *attribList) wxOVERRIDE;
// This method is not currently used by the library itself, but remains for
// backwards compatibility and also because wxGTK has it we could start
// using it for the same purpose in wxX11 too some day.
virtual void* GetXVisualInfo() wxOVERRIDE;
// and override this wxApp method to clean up
virtual int OnExit() wxOVERRIDE;
private:
wxDECLARE_DYNAMIC_CLASS(wxGLApp);
};
#endif // _WX_UNIX_GLX11_H_
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