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/*
$Id: setupgl_win32.cpp,v 1.4 2002/01/22 10:14:04 mbn Exp $
------------------------------------------------------------------------
ClanLib, the platform independent game SDK.
This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
version 2. See COPYING for details.
For a total list of contributers see CREDITS.
------------------------------------------------------------------------
*/
#include "Core/precomp.h"
#include <windows.h>
#include "Core/System/Win32/init_win32.h"
#include "API/GL/setupgl.h"
#include "displaycard_opengl_win32.h"
#include "API/Core/System/cl_assert.h"
#include "API/Display/Display/display.h"
class CL_OpenGL_Initializer : public CL_Win32EventListener
{
public:
CL_OpenGL_Initializer();
~CL_OpenGL_Initializer();
virtual bool received_event(UINT uMsg, WPARAM wParam, LPARAM lParam);
};
// ------------------------------------------------------------------------
CL_OpenGL_Initializer *opengl_initializer = NULL;
void CL_SetupGL::init(bool register_resources_only)
{
if (register_resources_only) return;
if (CL_Display::get_current_card() != 0)
{
cl_info(info_display, "You MUST call CL_SetupGL::init() before CL_SetupDisplay::init().");
cl_assert(false);
}
opengl_initializer = new CL_OpenGL_Initializer;
}
void CL_SetupGL::deinit()
{
if (opengl_initializer) delete opengl_initializer;
opengl_initializer = NULL;
}
// ------------------------------------------------------------------------
extern bool global_uses_opengl;
extern void (*opengl_init_function)();
CL_OpenGL_Initializer::CL_OpenGL_Initializer()
{
global_uses_opengl = true;
CL_System_Win32::add_listener(this);
opengl_init_function = CL_DisplayCard_OpenGL_Win32::add_display;
}
CL_OpenGL_Initializer::~CL_OpenGL_Initializer()
{
CL_System_Win32::remove_listener(this);
}
bool CL_OpenGL_Initializer::received_event(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg)
{
case WM_DESTROY:
wglMakeCurrent(NULL, NULL);
wglDeleteContext(CL_DisplayCard_OpenGL_Win32::context);
return true;
}
return false;
}
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