Importing xserver from X.Org 7.2RC2

1 files changed, 177 insertions, 0 deletions

diff --git a/xserver/GL/glx/glxcontext.h b/xserver/GL/glx/glxcontext.h
new file mode 100644
index 000000000..a54e323cc
--- /dev/null
+++ b/xserver/GL/glx/glxcontext.h
@@ -0,0 +1,177 @@
+#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.
+**
+*/
+
+/* XXX: should be defined somewhere globally */
+#define CAPI
+
+#include "GL/internal/glcore.h"
+
+typedef struct __GLXtextureFromPixmap __GLXtextureFromPixmap;
+struct __GLXtextureFromPixmap {
+    int (*bindTexImage)		(__GLXcontext *baseContext,
+				 int           buffer,
+				 __GLXpixmap  *pixmap);
+    int (*releaseTexImage)	(__GLXcontext *baseContext,
+				 int           buffer,
+				 __GLXpixmap  *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;
+
+    /*
+    ** mode struct for this context
+    */
+    __GLcontextModes *modes;
+
+    /*
+    ** Pointer to screen info data for this context.  This is set
+    ** when the context is created.
+    */
+    ScreenPtr pScreen;
+    __GLXscreen *pGlxScreen;
+
+    /*
+    ** This context is created with respect to this visual.
+    */
+    VisualRec *pVisual;
+
+    /*
+    ** The XID of this context.
+    */
+    XID id;
+
+    /*
+    ** The XID of the shareList context.
+    */
+    XID share_id;
+
+    /*
+    ** Visual id.
+    */
+    VisualID vid;
+
+    /*
+    ** 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;
+
+    /*
+    ** Window pending state
+    */
+    GLuint pendingState;
+
+    /*
+    ** 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 */
+
+    /*
+    ** Set only if current drawable is a glx pixmap.
+    */
+    __GLXpixmap *drawPixmap;
+    __GLXpixmap *readPixmap;
+
+    /*
+    ** 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__ */