X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fcontext.h;h=099912aa15259d707cc5c2977b0d15ba092b17ac;hb=ff938bf059a41a9bdf4c2c93cebe4a3b8a89c201;hp=b4d3a4750ba28672f8e4c1dd9cda80e24e24cbe9;hpb=4e2de9531e4869edf12536c2cb37d3145ee4065c;p=mesa.git

diff --git a/src/mesa/main/context.h b/src/mesa/main/context.h
index b4d3a4750ba..099912aa152 100644
--- a/src/mesa/main/context.h
+++ b/src/mesa/main/context.h
@@ -1,29 +1,8 @@
-/**
- * \file context.h
- * Mesa context/visual/framebuffer management functions.
- *
- * There are three Mesa data types which are meant to be used by device
- * drivers:
- * - GLcontext: this contains the Mesa rendering state
- * - GLvisual:  this describes the color buffer (RGB vs. ci), whether or not
- *   there's a depth buffer, stencil buffer, etc.
- * - GLframebuffer:  contains pointers to the depth buffer, stencil buffer,
- *   accum buffer and alpha buffers.
- *
- * These types should be encapsulated by corresponding device driver
- * data types.  See xmesa.h and xmesaP.h for an example.
- *
- * In OOP terms, GLcontext, GLvisual, and GLframebuffer are base classes
- * which the device driver must derive from.
- *
- * The following functions create and destroy these data types.
- */
-
 /*
  * Mesa 3-D graphics library
- * Version:  6.1
+ * Version:  6.5.1
  *
- * Copyright (C) 1999-2004  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -44,17 +23,38 @@
  */
 
 
+/**
+ * \file context.h
+ * Mesa context and visual-related functions.
+ *
+ * There are three large Mesa data types/classes which are meant to be
+ * used by device drivers:
+ * - GLcontext: this contains the Mesa rendering state
+ * - GLvisual:  this describes the color buffer (RGB vs. ci), whether or not
+ *   there's a depth buffer, stencil buffer, etc.
+ * - GLframebuffer:  contains pointers to the depth buffer, stencil buffer,
+ *   accum buffer and alpha buffers.
+ *
+ * These types should be encapsulated by corresponding device driver
+ * data types.  See xmesa.h and xmesaP.h for an example.
+ *
+ * In OOP terms, GLcontext, GLvisual, and GLframebuffer are base classes
+ * which the device driver must derive from.
+ *
+ * The following functions create and destroy these data types.
+ */
+
+
 #ifndef CONTEXT_H
 #define CONTEXT_H
 
 
-#include "glapi.h"
+#include "glapi/glapi.h"
 #include "imports.h"
 #include "mtypes.h"
 
 
-/**********************************************************************/
-/** \name Create/destroy a GLvisual. */
+/** \name Visual-related functions */
 /*@{*/
  
 extern GLvisual *
@@ -98,8 +98,7 @@ _mesa_destroy_visual( GLvisual *vis );
 /*@}*/
 
 
-/**********************************************************************/
-/** \name Create/destroy a GLcontext. */
+/** \name Context-related functions */
 /*@{*/
 
 extern GLcontext *
@@ -139,62 +138,21 @@ _mesa_get_current_context(void);
 /*@}*/
 
 
-/**********************************************************************/
-/** \name OpenGL SI-style export functions. */
-/*@{*/
-
-extern GLboolean
-_mesa_destroyContext(__GLcontext *gc);
-
-extern GLboolean
-_mesa_loseCurrent(__GLcontext *gc);
-
-extern GLboolean
-_mesa_makeCurrent(__GLcontext *gc);
-
-extern GLboolean
-_mesa_shareContext(__GLcontext *gc, __GLcontext *gcShare);
-
-extern GLboolean
-_mesa_copyContext(__GLcontext *dst, const __GLcontext *src, GLuint mask);
-
-extern GLboolean
-_mesa_forceCurrent(__GLcontext *gc);
-
-extern GLboolean
-_mesa_notifyResize(__GLcontext *gc);
-
-extern void
-_mesa_notifyDestroy(__GLcontext *gc);
-
 extern void
 _mesa_notifySwapBuffers(__GLcontext *gc);
 
-extern struct __GLdispatchStateRec *
-_mesa_dispatchExec(__GLcontext *gc);
-
-extern void
-_mesa_beginDispatchOverride(__GLcontext *gc);
-
-extern void
-_mesa_endDispatchOverride(__GLcontext *gc);
-
-/*@}*/
-
 
 extern struct _glapi_table *
 _mesa_get_dispatch(GLcontext *ctx);
 
 
 
-/**********************************************************************/
 /** \name Miscellaneous */
 /*@{*/
 
 extern void
 _mesa_record_error( GLcontext *ctx, GLenum error );
 
-
 extern void GLAPIENTRY
 _mesa_Finish( void );
 
@@ -205,11 +163,12 @@ _mesa_Flush( void );
 
 
 
-/**********************************************************************/
-/** \name Macros for contexts/flushing. */
+/**
+ * \name Macros for flushing buffered rendering commands before state changes,
+ * checking if inside glBegin/glEnd, etc.
+ */
 /*@{*/
 
-
 /**
  * Flush vertices.
  *
@@ -258,7 +217,7 @@ do {								\
 #define ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, retval)		\
 do {									\
    if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) {	\
-      _mesa_error( ctx, GL_INVALID_OPERATION, "begin/end" );		\
+      _mesa_error(ctx, GL_INVALID_OPERATION, "Inside glBegin/glEnd");	\
       return retval;							\
    }									\
 } while (0)
@@ -272,7 +231,7 @@ do {									\
 #define ASSERT_OUTSIDE_BEGIN_END(ctx)					\
 do {									\
    if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) {	\
-      _mesa_error( ctx, GL_INVALID_OPERATION, "begin/end" );		\
+      _mesa_error(ctx, GL_INVALID_OPERATION, "Inside glBegin/glEnd");	\
       return;								\
    }									\
 } while (0)
@@ -302,7 +261,6 @@ do {									\
    FLUSH_VERTICES(ctx, 0);						\
 } while (0)
 
-
 /*@}*/
 
 
@@ -321,4 +279,12 @@ do {									\
    )
 
 
+/**
+ * Is RGBA LogicOp enabled?
+ */
+#define RGBA_LOGICOP_ENABLED(CTX) \
+  ((CTX)->Color.ColorLogicOpEnabled || \
+   ((CTX)->Color.BlendEnabled && (CTX)->Color.BlendEquationRGB == GL_LOGIC_OP))
+
+
 #endif /* CONTEXT_H */