GLenum origInternalFormat,
GLenum newInternalFormat);
+/**
+ * Lookup format view class based on internalformat
+ * \return VIEW_CLASS if internalformat found in table, false otherwise.
+ */
+GLenum
+_mesa_texture_view_lookup_view_class(const struct gl_context *ctx,
+ GLenum internalformat);
+
extern void GLAPIENTRY
_mesa_TextureView(GLuint texture, GLenum target, GLuint origtexture,
GLenum internalformat,