[Mesa-dev] [PATCH 2/6] glsl: add function to return outermost array type

[Timothy Arceri]

This will avoid a bunch of code when implementing arrays of arrays
support.

Signed-off-by: Timothy Arceri <t_arceri at yahoo.com.au>
---
 src/glsl/glsl_types.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/glsl/glsl_types.h b/src/glsl/glsl_types.h
index dca5492..51147e9 100644
--- a/src/glsl/glsl_types.h
+++ b/src/glsl/glsl_types.h
@@ -213,6 +213,22 @@ struct glsl_type {
    }
 
    /**
+    * Query the type of the outermost elements in a single or
+    * multi dimension array 
+    *
+    * \return
+    * Pointer to the type of elements in the outermost array for array types,
+    * or pointer to itself for non-array types.
+    */
+   const glsl_type *outermost_element_type() const
+   {
+      if (is_array())
+         return fields.array->outermost_element_type();
+      else
+         return this;
+   }
+
+   /**
     * Get the instance of a built-in scalar, vector, or matrix type
     */
    static const glsl_type *get_instance(unsigned base_type, unsigned rows,
-- 
1.9.0