[Mesa-dev] [PATCH 06/11] mesa: Add _mesa_is_array_texture helper

[Eduardo Lima Mitev]

From: Iago Toral Quiroga <itoral at igalia.com>

---
 src/mesa/main/teximage.c | 22 ++++++++++++++++++++++
 src/mesa/main/teximage.h |  3 +++
 2 files changed, 25 insertions(+)

diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index c9c48bb..f0d0ef0 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -739,6 +739,28 @@ _mesa_is_proxy_texture(GLenum target)
 
 
 /**
+ * Test if a target is an array target.
+ *
+ * \param target texture target.
+ *
+ * \return GL_TRUE if the target is an array target, GL_FALSE otherwise.
+ */
+GLboolean
+_mesa_is_array_texture(GLenum target)
+{
+   switch (target) {
+   case GL_TEXTURE_1D_ARRAY:
+   case GL_TEXTURE_2D_ARRAY:
+   case GL_TEXTURE_CUBE_MAP_ARRAY:
+   case GL_TEXTURE_2D_MULTISAMPLE_ARRAY:
+      return GL_TRUE;
+   default:
+      return GL_FALSE;
+   };
+}
+
+
+/**
  * Return the proxy target which corresponds to the given texture target
  */
 static GLenum
diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h
index 02b0eda..6a77ece 100644
--- a/src/mesa/main/teximage.h
+++ b/src/mesa/main/teximage.h
@@ -66,6 +66,9 @@ _mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat );
 extern GLboolean
 _mesa_is_proxy_texture(GLenum target);
 
+extern GLboolean
+_mesa_is_array_texture(GLenum target);
+
 extern struct gl_texture_image *
 _mesa_new_texture_image( struct gl_context *ctx );
 
-- 
2.1.3