1 files changed, 35 insertions, 5 deletions

diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index de8beaf5e2..72f5a9c1e0 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -30,9 +30,9 @@
 #include "vbo/vbo.h"
 #include "shader/shader_api.h"
 #include "glapi/glapi.h"
+#include "st_context.h"
 #include "st_public.h"
 #include "st_debug.h"
-#include "st_context.h"
 #include "st_cb_accum.h"
 #include "st_cb_bitmap.h"
 #include "st_cb_blit.h"
@@ -63,6 +63,7 @@
 #include "st_program.h"
 #include "pipe/p_context.h"
 #include "util/u_inlines.h"
+#include "util/u_rect.h"
 #include "draw/draw_context.h"
 #include "cso_cache/cso_context.h"
 
@@ -97,6 +98,19 @@ st_get_msaa(void)
 }
 
 
+/** Default method for pipe_context::surface_copy() */
+static void
+st_surface_copy(struct pipe_context *pipe,
+                struct pipe_surface *dst,
+                unsigned dst_x, unsigned dst_y,
+                struct pipe_surface *src,
+                unsigned src_x, unsigned src_y, 
+                unsigned w, unsigned h)
+{
+   util_surface_copy(pipe, FALSE, dst, dst_x, dst_y, src, src_x, src_y, w, h);
+}
+
+
 static struct st_context *
 st_create_context_priv( GLcontext *ctx, struct pipe_context *pipe )
 {
@@ -141,6 +155,14 @@ st_create_context_priv( GLcontext *ctx, struct pipe_context *pipe )
    for (i = 0; i < PIPE_MAX_SAMPLERS; i++)
       st->state.sampler_list[i] = &st->state.samplers[i];
 
+   for (i = 0; i < 3; i++) {
+      memset(&st->velems_util_draw[i], 0, sizeof(struct pipe_vertex_element));
+      st->velems_util_draw[i].src_offset = i * 4 * sizeof(float);
+      st->velems_util_draw[i].instance_divisor = 0;
+      st->velems_util_draw[i].vertex_buffer_index = 0;
+      st->velems_util_draw[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+   }
+
    /* we want all vertex data to be placed in buffer objects */
    vbo_use_buffer_objects(ctx);
 
@@ -158,6 +180,10 @@ st_create_context_priv( GLcontext *ctx, struct pipe_context *pipe )
    st_init_limits(st);
    st_init_extensions(st);
 
+   /* plug in helper driver functions if needed */
+   if (!pipe->surface_copy)
+      pipe->surface_copy = st_surface_copy;
+
    return st;
 }
 
@@ -207,8 +233,8 @@ static void st_destroy_context_priv( struct st_context *st )
    st_destroy_drawtex(st);
 #endif
 
-   for (i = 0; i < Elements(st->state.sampler_texture); i++) {
-      pipe_texture_reference(&st->state.sampler_texture[i], NULL);
+   for (i = 0; i < Elements(st->state.sampler_views); i++) {
+      pipe_sampler_view_reference(&st->state.sampler_views[i], NULL);
    }
 
    for (i = 0; i < Elements(st->state.constants); i++) {
@@ -264,7 +290,8 @@ void st_destroy_context( struct st_context *st )
 GLboolean
 st_make_current(struct st_context *st,
                 struct st_framebuffer *draw,
-                struct st_framebuffer *read)
+                struct st_framebuffer *read,
+                void *winsys_drawable_handle )
 {
    /* Call this periodically to detect when the user has begun using
     * GL rendering from multiple threads.
@@ -272,10 +299,13 @@ st_make_current(struct st_context *st,
    _glapi_check_multithread();
 
    if (st) {
-      if (!_mesa_make_current(st->ctx, &draw->Base, &read->Base))
+      if (!_mesa_make_current(st->ctx, &draw->Base, &read->Base)) {
+         st->pipe->priv = NULL;
          return GL_FALSE;
+      }
 
       _mesa_check_init_viewport(st->ctx, draw->InitWidth, draw->InitHeight);
+      st->winsys_drawable_handle = winsys_drawable_handle;
 
       return GL_TRUE;
    }