xenocara/lib/libGLw/GLwDAUtil.c

85 lines
3.5 KiB
C
Raw Normal View History

/*
** License Applicability. Except to the extent portions of this file are
** made subject to an alternative license as permitted in the SGI Free
** Software License B, Version 1.1 (the "License"), the contents of this
** file are subject only to the provisions of the License. You may not use
** this file except in compliance with the License. You may obtain a copy
** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
**
** http://oss.sgi.com/projects/FreeB
**
** Note that, as provided in the License, the Software is distributed on an
** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
**
** Original Code. The Original Code is: OpenGL Sample Implementation,
** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
** Copyright in any portions created by third parties is as indicated
** elsewhere herein. All Rights Reserved.
**
** Additional Notice Provisions: The application programming interfaces
** established by SGI in conjunction with the Original Code are The
** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
** Window System(R) (Version 1.3), released October 19, 1998. This software
** was created using the OpenGL(R) version 1.2.1 Sample Implementation
** published by SGI, but has not been independently verified as being
** compliant with the OpenGL(R) version 1.2.1 Specification.
**
*/
/* utility routines for GLX.
* Since these routines are used both in the Motif and X versions of
* the widget, they cannot peek directly into the structure
*
*/
/* $XFree86: xc/extras/ogl-sample/main/gfx/lib/glw/GLwDAUtil.c,v 1.3tsi Exp $ */
#include <X11/IntrinsicP.h>
#include <X11/StringDefs.h>
#include <GL/glx.h>
#include <GL/gl.h>
/*
* By default only a static library is created because most of the UNIX
* loaders, if not all, complain about unresolved symbols even if the
* application doesn't use the modules in which such symbols are referenced.
* However, if your system supports libraries with weak symbols (e.g.
* Solaris, FreeBSD and Linux) it is possible to fool the loader using these
* weak symbols.
*/
#ifdef USE_XM_STUBS
#ifdef __OpenBSD__
#include <sys/cdefs.h>
__weak_alias(_XmPrimitiveHighlightPixmapDefault, _Xm_Stub_Pointer_);
__weak_alias(_XmHighlightColorDefault, _Xm_Stub_Pointer_);
__weak_alias(_XmForegroundColorDefault, _Xm_Stub_Pointer_);
__weak_alias(_XmBackgroundColorDefault, _Xm_Stub_Pointer_);
__weak_alias(_XmStrings, _Xm_Stub_Pointer_);
__weak_alias(xmPrimitiveClassRec, _Xm_Stub_Pointer_);
#else
#pragma weak _XmPrimitiveHighlightPixmapDefault = _Xm_Stub_Pointer_
#pragma weak _XmHighlightColorDefault = _Xm_Stub_Pointer_
#pragma weak _XmForegroundColorDefault = _Xm_Stub_Pointer_
#pragma weak _XmBackgroundColorDefault = _Xm_Stub_Pointer_
#pragma weak _XmStrings = _Xm_Stub_Pointer_
#pragma weak xmPrimitiveClassRec = _Xm_Stub_Pointer_
#endif
XtPointer _Xm_Stub_Pointer_ = NULL;
#endif
void GLwDrawingAreaMakeCurrent (Widget w, GLXContext ctx)
{
glXMakeCurrent (XtDisplay(w), XtWindow(w), ctx);
}
void GLwDrawingAreaSwapBuffers (Widget w)
{
glXSwapBuffers (XtDisplay(w), XtWindow(w));
}