Merge branch 'gallium-msaa'

Conflicts:
	src/mesa/state_tracker/st_gen_mipmap.c
	src/mesa/state_tracker/st_texture.c

4 files changed, 40 insertions, 21 deletions

diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h
index 6f47845f3b..6b72983176 100644
--- a/src/gallium/include/pipe/p_context.h
+++ b/src/gallium/include/pipe/p_context.h
@@ -198,6 +198,9 @@ struct pipe_context {
    void (*set_stencil_ref)( struct pipe_context *,
                             const struct pipe_stencil_ref * );
 
+   void (*set_sample_mask)( struct pipe_context *,
+                            unsigned sample_mask );
+
    void (*set_clip_state)( struct pipe_context *,
                             const struct pipe_clip_state * );
 
@@ -233,32 +236,47 @@ struct pipe_context {
 
 
    /**
-    * Surface functions
+    * Resource functions for blit-like functionality
     *
-    * The pipe driver is allowed to set these functions to NULL, and in that
-    * case, they will not be available.
+    * If a driver supports multisampling, resource_resolve must be available.
     */
    /*@{*/
 
    /**
-    * Copy a block of pixels from one surface to another.
-    * The surfaces must be of the same format.
+    * Copy a block of pixels from one resource to another.
+    * The resource must be of the same format.
+    * Resources with nr_samples > 1 are not allowed.
     */
-   void (*surface_copy)(struct pipe_context *pipe,
-			struct pipe_surface *dest,
-			unsigned destx, unsigned desty,
-			struct pipe_surface *src,
-			unsigned srcx, unsigned srcy,
-			unsigned width, unsigned height);
+   void (*resource_copy_region)(struct pipe_context *pipe,
+                                struct pipe_resource *dst,
+                                struct pipe_subresource subdst,
+                                unsigned dstx, unsigned dsty, unsigned dstz,
+                                struct pipe_resource *src,
+                                struct pipe_subresource subsrc,
+                                unsigned srcx, unsigned srcy, unsigned srcz,
+                                unsigned width, unsigned height);
 
    /**
-    * Fill a region of a surface with a constant value.
+    * Fill a region of a resource with a constant value.
+    * Resources with nr_samples > 1 are not allowed.
     */
-   void (*surface_fill)(struct pipe_context *pipe,
-			struct pipe_surface *dst,
-			unsigned dstx, unsigned dsty,
-			unsigned width, unsigned height,
-			unsigned value);
+   void (*resource_fill_region)(struct pipe_context *pipe,
+                                struct pipe_resource *dst,
+                                struct pipe_subresource subdst,
+                                unsigned dstx, unsigned dsty, unsigned dstz,
+                                unsigned width, unsigned height,
+                                unsigned value);
+
+   /**
+    * Resolve a multisampled resource into a non-multisampled one.
+    * Source and destination must have the same size and same format.
+    */
+   void (*resource_resolve)(struct pipe_context *pipe,
+                            struct pipe_resource *dst,
+                            struct pipe_subresource subdst,
+                            struct pipe_resource *src,
+                            struct pipe_subresource subsrc);
+
    /*@}*/
 
    /**
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 8201c29ac7..b54a6ef824 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -284,8 +284,6 @@ enum pipe_transfer_usage {
 #define PIPE_BIND_VERTEX_BUFFER        (1 << 3) /* set_vertex_buffers */
 #define PIPE_BIND_INDEX_BUFFER         (1 << 4) /* draw_elements */
 #define PIPE_BIND_CONSTANT_BUFFER      (1 << 5) /* set_constant_buffer */
-#define PIPE_BIND_BLIT_SOURCE          (1 << 6) /* surface_copy */
-#define PIPE_BIND_BLIT_DESTINATION     (1 << 7) /* surface_copy, fill */
 #define PIPE_BIND_DISPLAY_TARGET       (1 << 8) /* flush_front_buffer */
 #define PIPE_BIND_TRANSFER_WRITE       (1 << 9) /* get_transfer */
 #define PIPE_BIND_TRANSFER_READ        (1 << 10) /* get_transfer */
diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index 0d9de48c90..21f428ed4a 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -88,7 +88,7 @@ struct pipe_screen {
 
    struct pipe_context * (*context_create)( struct pipe_screen *,
 					    void *priv );
-   
+
    /**
     * Check if the given pipe_format is supported as a texture or
     * drawing surface.
@@ -98,7 +98,8 @@ struct pipe_screen {
    boolean (*is_format_supported)( struct pipe_screen *,
                                    enum pipe_format format,
                                    enum pipe_texture_target target,
-                                   unsigned bindings, 
+                                   unsigned sample_count,
+                                   unsigned bindings,
                                    unsigned geom_flags );
 
    /**
diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index a01698d767..5255b2003f 100644
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -219,6 +219,8 @@ struct pipe_blend_state
    unsigned logicop_enable:1;
    unsigned logicop_func:4;      /**< PIPE_LOGICOP_x */
    unsigned dither:1;
+   unsigned alpha_to_coverage:1;
+   unsigned alpha_to_one:1;
    struct pipe_rt_blend_state rt[PIPE_MAX_COLOR_BUFS];
 };