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-rw-r--r--include/mbgl/util/type_list.hpp28
-rw-r--r--src/mbgl/gl/attribute.hpp18
-rw-r--r--src/mbgl/gl/uniform.hpp19
-rw-r--r--src/mbgl/programs/symbol_program.hpp4
-rw-r--r--src/mbgl/renderer/layers/render_line_layer.hpp4
-rw-r--r--src/mbgl/style/properties.hpp9
6 files changed, 36 insertions, 46 deletions
diff --git a/include/mbgl/util/type_list.hpp b/include/mbgl/util/type_list.hpp
index 4a5e95c8a4..1b594bf7f6 100644
--- a/include/mbgl/util/type_list.hpp
+++ b/include/mbgl/util/type_list.hpp
@@ -5,8 +5,11 @@
namespace mbgl {
-template <class...>
-class TypeList {};
+template <class... Ts>
+struct TypeList {
+ template <template <class...> class T, class... Ps>
+ using ExpandInto = T<Ps..., Ts...>;
+};
namespace detail {
@@ -32,9 +35,30 @@ struct TypeFilter<TypeList<T, Ts...>, Predicate> {
using Type = std::conditional_t<Predicate<T>::value, typename TypeCons<T, Tail>::Type, Tail>;
};
+template <class...>
+struct TypeListConcat;
+
+template <>
+struct TypeListConcat<> {
+ using Type = TypeList<>;
+};
+
+template <class... As>
+struct TypeListConcat<TypeList<As...>> {
+ using Type = TypeList<As...>;
+};
+
+template <class... As, class... Bs, class... Rs>
+struct TypeListConcat<TypeList<As...>, TypeList<Bs...>, Rs...> {
+ using Type = typename TypeListConcat<TypeList<As..., Bs...>, Rs...>::Type;
+};
+
} // namespace detail
template <class TypeList, template <class> class Predicate>
using FilteredTypeList = typename detail::TypeFilter<TypeList, Predicate>::Type;
+template <class... Ts>
+using TypeListConcat = typename detail::TypeListConcat<Ts...>::Type;
+
} // namespace mbgl
diff --git a/src/mbgl/gl/attribute.hpp b/src/mbgl/gl/attribute.hpp
index de95be0733..8cdb03bfe7 100644
--- a/src/mbgl/gl/attribute.hpp
+++ b/src/mbgl/gl/attribute.hpp
@@ -294,22 +294,8 @@ public:
}
};
-namespace detail {
-
-template <class...>
-struct ConcatenateAttributes;
-
-template <class... As, class... Bs>
-struct ConcatenateAttributes<TypeList<As...>, TypeList<Bs...>> {
- using Type = Attributes<As..., Bs...>;
-};
-
-} // namespace detail
-
-template <class A, class B>
-using ConcatenateAttributes = typename detail::ConcatenateAttributes<
- typename A::Types,
- typename B::Types>::Type;
+template <class... As>
+using ConcatenateAttributes = typename TypeListConcat<typename As::Types...>::template ExpandInto<Attributes>;
} // namespace gl
} // namespace mbgl
diff --git a/src/mbgl/gl/uniform.hpp b/src/mbgl/gl/uniform.hpp
index 5a78068fc8..d8a167c382 100644
--- a/src/mbgl/gl/uniform.hpp
+++ b/src/mbgl/gl/uniform.hpp
@@ -120,23 +120,8 @@ public:
}
};
-
-namespace detail {
-
-template <class...>
-struct ConcatenateUniforms;
-
-template <class... As, class... Bs>
-struct ConcatenateUniforms<TypeList<As...>, TypeList<Bs...>> {
- using Type = Uniforms<As..., Bs...>;
-};
-
-} // namespace detail
-
-template <class A, class B>
-using ConcatenateUniforms = typename detail::ConcatenateUniforms<
- typename A::Types,
- typename B::Types>::Type;
+template <class... Us>
+using ConcatenateUniforms = typename TypeListConcat<typename Us::Types...>::template ExpandInto<Uniforms>;
} // namespace gl
} // namespace mbgl
diff --git a/src/mbgl/programs/symbol_program.hpp b/src/mbgl/programs/symbol_program.hpp
index a1a4621b62..27bcd7b427 100644
--- a/src/mbgl/programs/symbol_program.hpp
+++ b/src/mbgl/programs/symbol_program.hpp
@@ -252,7 +252,7 @@ public:
using LayoutAttributes = LayoutAttrs;
using LayoutVertex = typename LayoutAttributes::Vertex;
- using LayoutAndSizeAttributes = gl::ConcatenateAttributes<LayoutAttributes, gl::ConcatenateAttributes<SymbolDynamicLayoutAttributes, SymbolOpacityAttributes>>;
+ using LayoutAndSizeAttributes = gl::ConcatenateAttributes<LayoutAttributes, SymbolDynamicLayoutAttributes, SymbolOpacityAttributes>;
using PaintProperties = PaintProps;
using PaintPropertyBinders = typename PaintProperties::Binders;
@@ -262,7 +262,7 @@ public:
using UniformValues = typename Uniforms::Values;
using SizeUniforms = typename SymbolSizeBinder::Uniforms;
using PaintUniforms = typename PaintPropertyBinders::Uniforms;
- using AllUniforms = gl::ConcatenateUniforms<Uniforms, gl::ConcatenateUniforms<SizeUniforms, PaintUniforms>>;
+ using AllUniforms = gl::ConcatenateUniforms<Uniforms, SizeUniforms, PaintUniforms>;
using ProgramType = gl::Program<Primitive, Attributes, AllUniforms>;
diff --git a/src/mbgl/renderer/layers/render_line_layer.hpp b/src/mbgl/renderer/layers/render_line_layer.hpp
index facab60645..1e0100548a 100644
--- a/src/mbgl/renderer/layers/render_line_layer.hpp
+++ b/src/mbgl/renderer/layers/render_line_layer.hpp
@@ -13,8 +13,8 @@ struct LineFloorwidth : style::DataDrivenPaintProperty<float, attributes::a_floo
};
class RenderLinePaintProperties : public style::ConcatenateProperties<
- style::LinePaintProperties::PropertyTypes,
- TypeList<LineFloorwidth>>::Type {};
+ style::LinePaintProperties,
+ style::Properties<LineFloorwidth>> {};
class RenderLineLayer: public RenderLayer {
public:
diff --git a/src/mbgl/style/properties.hpp b/src/mbgl/style/properties.hpp
index 9206e96982..e7f05db959 100644
--- a/src/mbgl/style/properties.hpp
+++ b/src/mbgl/style/properties.hpp
@@ -233,13 +233,8 @@ public:
};
};
-template <class...>
-struct ConcatenateProperties;
-
-template <class... As, class... Bs>
-struct ConcatenateProperties<TypeList<As...>, TypeList<Bs...>> {
- using Type = Properties<As..., Bs...>;
-};
+template <class... Ps>
+using ConcatenateProperties = typename TypeListConcat<typename Ps::PropertyTypes...>::template ExpandInto<Properties>;
} // namespace style
} // namespace mbgl