From 45963c9c64bb18e8f8b4cde3ef2c5a93ed19d5fc Mon Sep 17 00:00:00 2001
From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Sat, 16 May 2015 12:32:58 -0700
Subject: [PATCH] nir/types: Add support for sampler types

---
 src/glsl/nir/nir_types.cpp | 41 ++++++++++++++++++++++++++++++++++++++
 src/glsl/nir/nir_types.h   |  8 ++++++++
 2 files changed, 49 insertions(+)

diff --git a/src/glsl/nir/nir_types.cpp b/src/glsl/nir/nir_types.cpp
index a6d35fe6179..35421506545 100644
--- a/src/glsl/nir/nir_types.cpp
+++ b/src/glsl/nir/nir_types.cpp
@@ -124,6 +124,20 @@ glsl_get_struct_elem_name(const struct glsl_type *type, unsigned index)
    return type->fields.structure[index].name;
 }
 
+glsl_sampler_dim
+glsl_get_sampler_dim(const struct glsl_type *type)
+{
+   assert(glsl_type_is_sampler(type));
+   return (glsl_sampler_dim)type->sampler_dimensionality;
+}
+
+glsl_base_type
+glsl_get_sampler_result_type(const struct glsl_type *type)
+{
+   assert(glsl_type_is_sampler(type));
+   return (glsl_base_type)type->sampler_type;
+}
+
 bool
 glsl_type_is_void(const glsl_type *type)
 {
@@ -154,6 +168,26 @@ glsl_type_is_matrix(const struct glsl_type *type)
    return type->is_matrix();
 }
 
+bool
+glsl_type_is_sampler(const struct glsl_type *type)
+{
+   return type->is_sampler();
+}
+
+bool
+glsl_sampler_type_is_shadow(const struct glsl_type *type)
+{
+   assert(glsl_type_is_sampler(type));
+   return type->sampler_shadow;
+}
+
+bool
+glsl_sampler_type_is_array(const struct glsl_type *type)
+{
+   assert(glsl_type_is_sampler(type));
+   return type->sampler_array;
+}
+
 const glsl_type *
 glsl_void_type(void)
 {
@@ -223,6 +257,13 @@ glsl_struct_type(const glsl_struct_field *fields,
    return glsl_type::get_record_instance(fields, num_fields, name);
 }
 
+const struct glsl_type *
+glsl_sampler_type(enum glsl_sampler_dim dim, bool is_shadow, bool is_array,
+                  enum glsl_base_type base_type)
+{
+   return glsl_type::get_sampler_instance(dim, is_shadow, is_array, base_type);
+}
+
 const glsl_type *
 glsl_function_type(const glsl_type *return_type,
                    const glsl_function_param *params, unsigned num_params)
diff --git a/src/glsl/nir/nir_types.h b/src/glsl/nir/nir_types.h
index f19f0e5db5d..ceb131c9f47 100644
--- a/src/glsl/nir/nir_types.h
+++ b/src/glsl/nir/nir_types.h
@@ -68,12 +68,17 @@ unsigned glsl_get_length(const struct glsl_type *type);
 const char *glsl_get_struct_elem_name(const struct glsl_type *type,
                                       unsigned index);
 
+enum glsl_sampler_dim glsl_get_sampler_dim(const struct glsl_type *type);
+enum glsl_base_type glsl_get_sampler_result_type(const struct glsl_type *type);
 
 bool glsl_type_is_void(const struct glsl_type *type);
 bool glsl_type_is_vector(const struct glsl_type *type);
 bool glsl_type_is_scalar(const struct glsl_type *type);
 bool glsl_type_is_vector_or_scalar(const struct glsl_type *type);
 bool glsl_type_is_matrix(const struct glsl_type *type);
+bool glsl_type_is_sampler(const struct glsl_type *type);
+bool glsl_sampler_type_is_shadow(const struct glsl_type *type);
+bool glsl_sampler_type_is_array(const struct glsl_type *type);
 
 const struct glsl_type *glsl_void_type(void);
 const struct glsl_type *glsl_float_type(void);
@@ -91,6 +96,9 @@ const struct glsl_type *glsl_array_type(const struct glsl_type *base,
                                         unsigned elements);
 const struct glsl_type *glsl_struct_type(const struct glsl_struct_field *fields,
                                          unsigned num_fields, const char *name);
+const struct glsl_type *glsl_sampler_type(enum glsl_sampler_dim dim,
+                                          bool is_shadow, bool is_array,
+                                          enum glsl_base_type base_type);
 const struct glsl_type * glsl_function_type(const struct glsl_type *return_type,
                                             const struct glsl_function_param *params,
                                             unsigned num_params);
-- 
2.30.2