SDK/PhysicsComponent2D: Allow massless bodies

ChangeLog.md

@@ -215,6 +215,7 @@ Nazara Development Kit:
 - Added experimental BoxLayout class
 - RenderSystem now resolve skinning before render
 - EntityOwner constructor taking a Entity* is no longer explicit
+- PhysicsComponent2D now allows massless bodies (zero mass)
 
 # 0.4:
 

SDK/include/NDK/Components/PhysicsComponent2D.inl

@@ -320,7 +320,7 @@ namespace Ndk
 	inline void PhysicsComponent2D::SetMass(float mass)
 	{
 		NazaraAssert(m_object, "Invalid physics object");
-		NazaraAssert(mass > 0.f, "Mass should be positive");
+		NazaraAssert(mass >= 0.f, "Mass should be positive");
 
 		m_object->SetMass(mass);
 	}