From ec62e321531b1a836074056e86de8e20018280fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konstantin=20K=C3=A4fer?= <mail@kkaefer.com>
Date: Mon, 4 Jun 2018 15:28:23 +0200
Subject: [core] move PaintProperty::Attribute to TypeList and pass to Binder
 constructors

---
 src/mbgl/renderer/paint_property_binder.hpp | 19 ++++++++++++++++---
 src/mbgl/style/paint_property.hpp           |  1 +
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/src/mbgl/renderer/paint_property_binder.hpp b/src/mbgl/renderer/paint_property_binder.hpp
index cf0a71847e..29eb716785 100644
--- a/src/mbgl/renderer/paint_property_binder.hpp
+++ b/src/mbgl/renderer/paint_property_binder.hpp
@@ -269,9 +269,22 @@ class PaintPropertyBinders;
 
 template <class... Ps>
 class PaintPropertyBinders<TypeList<Ps...>> {
+private:
+    template <class T, class... As>
+    struct Detail;
+
+    template <class T, class... As>
+    struct Detail<T, TypeList<As...>> {
+        using Binder = PaintPropertyBinder<T, typename As::Type...>;
+        using ZoomInterpolatedAttributeList = TypeList<ZoomInterpolatedAttribute<As>...>;
+    };
+
+    template <class P>
+    using Property = Detail<typename P::Type, typename P::Attributes>;
+
 public:
     template <class P>
-    using Binder = PaintPropertyBinder<typename P::Type, typename P::Attribute::Type>;
+    using Binder = typename Property<P>::Binder;
 
     using Binders = IndexedTuple<
         TypeList<Ps...>,
@@ -299,9 +312,9 @@ public:
     }
 
     template <class P>
-    using Attribute = ZoomInterpolatedAttribute<typename P::Attribute>;
+    using ZoomInterpolatedAttributeList = typename Property<P>::ZoomInterpolatedAttributeList;
 
-    using Attributes = gl::Attributes<Attribute<Ps>...>;
+    using Attributes = typename TypeListConcat<ZoomInterpolatedAttributeList<Ps>...>::template ExpandInto<gl::Attributes>;
     using AttributeBindings = typename Attributes::Bindings;
 
     template <class EvaluatedProperties>
diff --git a/src/mbgl/style/paint_property.hpp b/src/mbgl/style/paint_property.hpp
index 3d9d7710dc..1afc1e5734 100644
--- a/src/mbgl/style/paint_property.hpp
+++ b/src/mbgl/style/paint_property.hpp
@@ -34,6 +34,7 @@ public:
     static constexpr bool IsDataDriven = true;
 
     using Attribute = A;
+    using Attributes = TypeList<A>;
     using Uniform = U;
 };
 
-- 
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