From 3294f18608ce977e2dd93f7944b718fcbdba727d Mon Sep 17 00:00:00 2001
From: Lynix <lynix680@gmail.com>
Date: Thu, 13 Jun 2013 17:05:21 +0200
Subject: [PATCH] Added Node::Get*Direction*

Former-commit-id: e9c4f04da7b92965dc1236313ddebf66d0eaad8d
---
 include/Nazara/Utility/Node.hpp |  6 +++++
 src/Nazara/Utility/Node.cpp     | 48 +++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/include/Nazara/Utility/Node.hpp b/include/Nazara/Utility/Node.hpp
index 406114a99..0d3f2e12e 100644
--- a/include/Nazara/Utility/Node.hpp
+++ b/include/Nazara/Utility/Node.hpp
@@ -24,20 +24,26 @@ class NAZARA_API NzNode
 		void EnsureDerivedUpdate() const;
 		void EnsureTransformMatrixUpdate() const;
 
+		NzVector3f GetBackward() const;
 		const std::vector<NzNode*>& GetChilds() const;
+		NzVector3f GetDown() const;
+		NzVector3f GetForward() const;
 		bool GetInheritPosition() const;
 		bool GetInheritRotation() const;
 		bool GetInheritScale() const;
 		NzVector3f GetInitialPosition() const;
 		NzQuaternionf GetInitialRotation() const;
 		NzVector3f GetInitialScale() const;
+		NzVector3f GetLeft() const;
 		const NzString& GetName() const;
 		virtual nzNodeType GetNodeType() const;
 		const NzNode* GetParent() const;
 		NzVector3f GetPosition(nzCoordSys coordSys = nzCoordSys_Global) const;
+		NzVector3f GetRight() const;
 		NzQuaternionf GetRotation(nzCoordSys coordSys = nzCoordSys_Global) const;
 		NzVector3f GetScale(nzCoordSys coordSys = nzCoordSys_Global) const;
 		const NzMatrix4f& GetTransformMatrix() const;
+		NzVector3f GetUp() const;
 
 		bool HasChilds() const;
 
diff --git a/src/Nazara/Utility/Node.cpp b/src/Nazara/Utility/Node.cpp
index 43f334ee0..c36193b0e 100644
--- a/src/Nazara/Utility/Node.cpp
+++ b/src/Nazara/Utility/Node.cpp
@@ -60,11 +60,35 @@ void NzNode::EnsureTransformMatrixUpdate() const
 		UpdateTransformMatrix();
 }
 
+NzVector3f NzNode::GetBackward() const
+{
+	if (!m_derivedUpdated)
+		UpdateDerived();
+
+	return m_derivedRotation * NzVector3f::Backward();
+}
+
 const std::vector<NzNode*>& NzNode::GetChilds() const
 {
 	return m_childs;
 }
 
+NzVector3f NzNode::GetDown() const
+{
+	if (!m_derivedUpdated)
+		UpdateDerived();
+
+	return m_derivedRotation * NzVector3f::Down();
+}
+
+NzVector3f NzNode::GetForward() const
+{
+	if (!m_derivedUpdated)
+		UpdateDerived();
+
+	return m_derivedRotation * NzVector3f::Forward();
+}
+
 bool NzNode::GetInheritPosition() const
 {
 	return m_inheritPosition;
@@ -95,6 +119,14 @@ NzVector3f NzNode::GetInitialScale() const
 	return m_initialScale;
 }
 
+NzVector3f NzNode::GetLeft() const
+{
+	if (!m_derivedUpdated)
+		UpdateDerived();
+
+	return m_derivedRotation * NzVector3f::Left();
+}
+
 const NzString& NzNode::GetName() const
 {
 	return m_name;
@@ -128,6 +160,14 @@ NzVector3f NzNode::GetPosition(nzCoordSys coordSys) const
 	return NzVector3f();
 }
 
+NzVector3f NzNode::GetRight() const
+{
+	if (!m_derivedUpdated)
+		UpdateDerived();
+
+	return m_derivedRotation * NzVector3f::Right();
+}
+
 NzQuaternionf NzNode::GetRotation(nzCoordSys coordSys) const
 {
 	switch (coordSys)
@@ -172,6 +212,14 @@ const NzMatrix4f& NzNode::GetTransformMatrix() const
 	return m_transformMatrix;
 }
 
+NzVector3f NzNode::GetUp() const
+{
+	if (!m_derivedUpdated)
+		UpdateDerived();
+
+	return m_derivedRotation * NzVector3f::Up();
+}
+
 bool NzNode::HasChilds() const
 {
 	return !m_childs.empty();