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+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _GLX_context_h_
+#define _GLX_context_h_
+
+/*
+** 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.
+**
+*/
+
+typedef struct __GLXtextureFromPixmap __GLXtextureFromPixmap;
+struct __GLXtextureFromPixmap {
+ int (*bindTexImage) (__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap);
+ int (*releaseTexImage) (__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap);
+};
+
+
+struct __GLXcontext {
+ void (*destroy) (__GLXcontext *context);
+ int (*makeCurrent) (__GLXcontext *context);
+ int (*loseCurrent) (__GLXcontext *context);
+ int (*copy) (__GLXcontext *dst,
+ __GLXcontext *src,
+ unsigned long mask);
+ int (*forceCurrent) (__GLXcontext *context);
+
+ __GLXtextureFromPixmap *textureFromPixmap;
+
+ /*
+ ** list of context structs
+ */
+ __GLXcontext *last;
+ __GLXcontext *next;
+
+ /*
+ ** list of contexts bound to the same drawable
+ */
+ __GLXcontext *nextDrawPriv;
+ __GLXcontext *nextReadPriv;
+
+ /*
+ ** config struct for this context
+ */
+ __GLXconfig *config;
+
+ /*
+ ** Pointer to screen info data for this context. This is set
+ ** when the context is created.
+ */
+ __GLXscreen *pGlxScreen;
+
+ /*
+ ** The XID of this context.
+ */
+ XID id;
+
+ /*
+ ** The XID of the shareList context.
+ */
+ XID share_id;
+
+ /*
+ ** screen number.
+ */
+ GLint screen;
+
+ /*
+ ** Whether this context's ID still exists.
+ */
+ GLboolean idExists;
+
+ /*
+ ** Whether this context is current for some client.
+ */
+ GLboolean isCurrent;
+
+ /*
+ ** Whether this context is a direct rendering context.
+ */
+ GLboolean isDirect;
+
+ /*
+ ** This flag keeps track of whether there are unflushed GL commands.
+ */
+ GLboolean hasUnflushedCommands;
+
+ /*
+ ** Current rendering mode for this context.
+ */
+ GLenum renderMode;
+
+ /*
+ ** Buffers for feedback and selection.
+ */
+ GLfloat *feedbackBuf;
+ GLint feedbackBufSize; /* number of elements allocated */
+ GLuint *selectBuf;
+ GLint selectBufSize; /* number of elements allocated */
+
+ /*
+ ** The drawable private this context is bound to
+ */
+ __GLXdrawable *drawPriv;
+ __GLXdrawable *readPriv;
+};
+
+/* pending state defines */
+#define __GLX_PENDING_RESIZE 0x1
+#define __GLX_PENDING_DESTROY 0x2
+#define __GLX_PENDING_SWAP 0x4
+
+void __glXContextDestroy(__GLXcontext *context);
+
+#endif /* !__GLX_context_h__ */