From ff47fb6fa22b72dcfdb7de64885ddd49cb34be62 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Leclercq?= <lynix680@gmail.com>
Date: Tue, 8 Nov 2016 02:51:47 +0100
Subject: [PATCH] Sdk: Add default update order for Listener, Render and
 Velocity systems

---
 SDK/src/NDK/Systems/ListenerSystem.cpp | 7 +++----
 SDK/src/NDK/Systems/RenderSystem.cpp   | 7 +++----
 SDK/src/NDK/Systems/VelocitySystem.cpp | 3 ++-
 3 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/SDK/src/NDK/Systems/ListenerSystem.cpp b/SDK/src/NDK/Systems/ListenerSystem.cpp
index 9c7333d34..3de647a08 100644
--- a/SDK/src/NDK/Systems/ListenerSystem.cpp
+++ b/SDK/src/NDK/Systems/ListenerSystem.cpp
@@ -25,6 +25,7 @@ namespace Ndk
 	ListenerSystem::ListenerSystem()
 	{
 		Requires<ListenerComponent, NodeComponent>();
+		SetUpdateOrder(100); //< Update last, after every movement is done
 	}
 
 	/*!
@@ -33,11 +34,9 @@ namespace Ndk
 	* \param elapsedTime Delta time used for the update
 	*/
 
-	void ListenerSystem::OnUpdate(float elapsedTime)
+	void ListenerSystem::OnUpdate(float /*elapsedTime*/)
 	{
-		NazaraUnused(elapsedTime);
-
-		unsigned int activeListenerCount = 0;
+		std::size_t activeListenerCount = 0;
 
 		for (const Ndk::EntityHandle& entity : GetEntities())
 		{
diff --git a/SDK/src/NDK/Systems/RenderSystem.cpp b/SDK/src/NDK/Systems/RenderSystem.cpp
index fbc2d3e08..fb6709227 100644
--- a/SDK/src/NDK/Systems/RenderSystem.cpp
+++ b/SDK/src/NDK/Systems/RenderSystem.cpp
@@ -35,7 +35,8 @@ namespace Ndk
 	{
 		ChangeRenderTechnique<Nz::ForwardRenderTechnique>();
 		SetDefaultBackground(Nz::ColorBackground::New());
-		SetUpdateRate(0.f);
+		SetUpdateOrder(100); //< Render last, after every movement is done
+		SetUpdateRate(0.f);  //< We don't want any rate limit
 	}
 
 	/*!
@@ -116,10 +117,8 @@ namespace Ndk
 	* \param elapsedTime Delta time used for the update
 	*/
 
-	void RenderSystem::OnUpdate(float elapsedTime)
+	void RenderSystem::OnUpdate(float /*elapsedTime*/)
 	{
-		NazaraUnused(elapsedTime);
-
 		// Invalidate every renderable if the coordinate system changed
 		if (m_coordinateSystemInvalidated)
 		{
diff --git a/SDK/src/NDK/Systems/VelocitySystem.cpp b/SDK/src/NDK/Systems/VelocitySystem.cpp
index c1298bde3..4bc3b3a68 100644
--- a/SDK/src/NDK/Systems/VelocitySystem.cpp
+++ b/SDK/src/NDK/Systems/VelocitySystem.cpp
@@ -24,8 +24,9 @@ namespace Ndk
 
 	VelocitySystem::VelocitySystem()
 	{
-		Requires<NodeComponent, VelocityComponent>();
 		Excludes<PhysicsComponent3D>();
+		Requires<NodeComponent, VelocityComponent>();
+		SetUpdateOrder(10); //< Since some systems may want to stop us
 	}
 
 	/*!