From 794e03d3926614036d285f2033d8708c7667814a Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Fri, 2 Nov 2007 13:22:22 -0600
Subject: Introduce st_framebuffer type and st_create_framebuffer(),
 st_make_current()

---
 src/mesa/state_tracker/st_context.c | 23 +++++++++++++++++++++++
 src/mesa/state_tracker/st_context.h | 10 ++++++++++
 src/mesa/state_tracker/st_public.h  |  8 ++++++++
 3 files changed, 41 insertions(+)

(limited to 'src')

diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index 1d129ad077..db933b86e4 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -155,6 +155,29 @@ void st_destroy_context( struct st_context *st )
 }
 
  
+struct st_framebuffer *st_create_framebuffer( const __GLcontextModes *visual )
+{
+   struct st_framebuffer *stfb
+      = CALLOC_STRUCT(st_framebuffer);
+   if (stfb) {
+   }
+   return stfb;
+}
+
+
+void st_make_current(struct st_context *st,
+                     struct st_framebuffer *draw,
+                     struct st_framebuffer *read)
+{
+   if (st) {
+      _mesa_make_current(st->ctx, &draw->Base, &read->Base);
+   }
+   else {
+      _mesa_make_current(NULL, NULL, NULL);
+   }
+}
+
+
 
 void st_init_driver_functions(struct dd_function_table *functions)
 {
diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 7ab69df7c7..9b232827f4 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -167,6 +167,16 @@ static INLINE struct st_context *st_context(GLcontext *ctx)
 }
 
 
+/**
+ * Wrapper for GLframebuffer, nothing extra for now.
+ * This is an opaque type to the outside world.
+ */
+struct st_framebuffer
+{
+   GLframebuffer Base;
+};
+
+
 extern void st_init_driver_functions(struct dd_function_table *functions);
 
 
diff --git a/src/mesa/state_tracker/st_public.h b/src/mesa/state_tracker/st_public.h
index 1cc6e6e40e..94d1cdfde4 100644
--- a/src/mesa/state_tracker/st_public.h
+++ b/src/mesa/state_tracker/st_public.h
@@ -31,6 +31,8 @@
 #include "mtypes.h"
 
 struct st_context;
+struct st_framebuffer;
+
 struct pipe_context;
 
 struct st_context *st_create_context( GLcontext *ctx,
@@ -44,6 +46,12 @@ void st_destroy_context( struct st_context *st );
 
 void st_destroy_context2( struct st_context *st );
 
+struct st_framebuffer *st_create_framebuffer( const __GLcontextModes *visual );
+
+void st_make_current(struct st_context *st,
+                     struct st_framebuffer *draw,
+                     struct st_framebuffer *read);
+
 void st_invalidate_state(GLcontext * ctx, GLuint new_state);
 
 void st_flush( struct st_context *st );
-- 
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