1 files changed, 120 insertions, 0 deletions
diff --git a/src/mesa/pipe/p_context.h b/src/mesa/pipe/p_context.h
new file mode 100644
index 0000000000..05a175c8dc
--- /dev/null
+++ b/src/mesa/pipe/p_context.h
@@ -0,0 +1,120 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+#ifndef PIPE_CONTEXT_H
+#define PIPE_CONTEXT_H
+
+#include "main/mtypes.h"
+#include "p_state.h"
+
+
+/* Kludge:
+ */
+extern struct pipe_context *softpipe_create( void );
+				      
+/* Drawing currently kludged up via the existing tnl/ module.  
+ */
+struct vertex_buffer;
+
+
+/**
+ * Software pipeline rendering context.  Basically a collection of
+ * state setting functions, plus VBO drawing entrypoint.
+ */
+struct pipe_context {
+
+   void (*destroy)( struct pipe_context * );
+
+   /*
+    * Drawing
+    */
+   void (*draw_vb)( struct pipe_context *pipe,
+		    struct vertex_buffer *VB );
+
+   /** Clear framebuffer */
+   void (*clear)(struct pipe_context *pipe, GLboolean color, GLboolean depth,
+                 GLboolean stencil, GLboolean accum);
+
+   /** occlusion counting (XXX this may be temporary - we should probably
+    * have generic query objects with begin/end methods)
+    */
+   void (*reset_occlusion_counter)(struct pipe_context *pipe);
+   GLuint (*get_occlusion_counter)(struct pipe_context *pipe);
+
+   /*
+    * State functions
+    */
+   void (*set_alpha_test_state)( struct pipe_context *,
+                                 const struct pipe_alpha_test_state * );
+
+   void (*set_blend_state)( struct pipe_context *,
+                            const struct pipe_blend_state * );
+
+   void (*set_blend_color)( struct pipe_context *,
+                            const struct pipe_blend_color * );
+
+   void (*set_clip_state)( struct pipe_context *,
+			   const struct pipe_clip_state * );
+
+   void (*set_clear_color_state)( struct pipe_context *,
+                                  const struct pipe_clear_color_state * );
+
+   void (*set_depth_state)( struct pipe_context *,
+                              const struct pipe_depth_state * );
+
+   void (*set_framebuffer_state)( struct pipe_context *,
+                                  const struct pipe_framebuffer_state * );
+
+   void (*set_fs_state)( struct pipe_context *,
+			 const struct pipe_fs_state * );
+
+   void (*set_polygon_stipple)( struct pipe_context *,
+				const struct pipe_poly_stipple * );
+
+   void (*set_setup_state)( struct pipe_context *,
+			    const struct pipe_setup_state * );
+
+   void (*set_scissor_state)( struct pipe_context *,
+                              const struct pipe_scissor_state * );
+
+   void (*set_stencil_state)( struct pipe_context *,
+                              const struct pipe_stencil_state * );
+
+   void (*set_sampler_state)( struct pipe_context *,
+                              GLuint unit,
+                              const struct pipe_sampler_state * );
+
+   void (*set_texture_state)( struct pipe_context *,
+                              GLuint unit,
+                              struct pipe_texture_object * );
+
+   void (*set_viewport_state)( struct pipe_context *,
+                               const struct pipe_viewport_state * );
+};
+
+
+#endif