X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fauxiliary%2Futil%2Fu_resource.h;h=6736476f4da9aa91a37a6915fb8791b815ba5e6a;hb=f0993f81c7fab4ceb99b010d8ee2facbf4fdc737;hp=977e0136bea30e86adfef7f340172308dd8f9ef5;hpb=a69efa9482d7d4dee476a50b3788544ba9b14a50;p=mesa.git

diff --git a/src/gallium/auxiliary/util/u_resource.h b/src/gallium/auxiliary/util/u_resource.h
index 977e0136bea..6736476f4da 100644
--- a/src/gallium/auxiliary/util/u_resource.h
+++ b/src/gallium/auxiliary/util/u_resource.h
@@ -26,9 +26,27 @@
 #ifndef U_RESOURCE_H
 #define U_RESOURCE_H
 
-struct pipe_resource;
+#include "pipe/p_state.h"
 
 unsigned
 util_resource_size(const struct pipe_resource *res);
 
+/**
+ * Return true if the resource is an array texture.
+ *
+ * Note that this function returns true for single-layered array textures.
+ */
+static inline boolean
+util_resource_is_array_texture(const struct pipe_resource *res)
+{
+   switch (res->target) {
+   case PIPE_TEXTURE_1D_ARRAY:
+   case PIPE_TEXTURE_2D_ARRAY:
+   case PIPE_TEXTURE_CUBE_ARRAY:
+      return TRUE;
+   default:
+      return FALSE;
+   }
+}
+
 #endif