Vertex declaration changes (#135)

* Add type to ComponentType conversion

* Change type to ComponentType conversion

* Change assert to condition, add check on particle mapper.

* Change particle life type

* Changes as requested

* Fix Travis try 1

* Changes as requested

* move IsSuitableForComponent to inl

include/Nazara/Utility/VertexDeclaration.inl

@@ -1,9 +1,10 @@
-// Copyright (C) 2017 Jérôme Leclercq
+// Copyright (C) 2017 Jérôme Leclercq
 // This file is part of the "Nazara Engine - Utility module"
 // For conditions of distribution and use, see copyright notice in Config.hpp
 
 #include <memory>
 #include <Nazara/Utility/Debug.hpp>
+#include <Nazara/Utility/Algorithm.hpp>
 
 namespace Nz
 {
@@ -15,6 +16,17 @@ namespace Nz
 
 		return object.release();
 	}
+
+	template<typename T> 
+	bool VertexDeclaration::HasComponentOfType(VertexComponent component) const
+	{
+		bool enabled;
+		Nz::ComponentType type;
+
+		GetComponent(component, &enabled, &type, nullptr);
+
+		return enabled && GetComponentTypeOf<T>() == type;
+	}
 }
 
 #include <Nazara/Utility/DebugOff.hpp>