gallium: WIP: Introduce sampler views.

1 files changed, 26 insertions, 0 deletions

diff --git a/src/gallium/drivers/identity/id_objects.h b/src/gallium/drivers/identity/id_objects.h
index 77cc719079..b48df83b3e 100644
--- a/src/gallium/drivers/identity/id_objects.h
+++ b/src/gallium/drivers/identity/id_objects.h
@@ -52,6 +52,14 @@ struct identity_texture
 };
 
 
+struct identity_sampler_view
+{
+   struct pipe_sampler_view base;
+
+   struct pipe_sampler_view *sampler_view;
+};
+
+
 struct identity_surface
 {
    struct pipe_surface base;
@@ -94,6 +102,15 @@ identity_texture(struct pipe_texture *_texture)
    return (struct identity_texture *)_texture;
 }
 
+static INLINE struct identity_sampler_view *
+identity_sampler_view(struct pipe_sampler_view *_sampler_view)
+{
+   if (!_sampler_view) {
+      return NULL;
+   }
+   return (struct identity_sampler_view *)_sampler_view;
+}
+
 static INLINE struct identity_surface *
 identity_surface(struct pipe_surface *_surface)
 {
@@ -138,6 +155,15 @@ identity_texture_unwrap(struct pipe_texture *_texture)
    return identity_texture(_texture)->texture;
 }
 
+static INLINE struct pipe_sampler_view *
+identity_sampler_view_unwrap(struct pipe_sampler_view *_sampler_view)
+{
+   if (!_sampler_view) {
+      return NULL;
+   }
+   return identity_sampler_view(_sampler_view)->sampler_view;
+}
+
 static INLINE struct pipe_surface *
 identity_surface_unwrap(struct pipe_surface *_surface)
 {