NazaraEngine/src/Nazara/Utility/Joint.cpp

87 lines
1.6 KiB
C++

// Copyright (C) 2014 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 <Nazara/Utility/Joint.hpp>
#include <Nazara/Utility/Skeleton.hpp>
#include <Nazara/Utility/Debug.hpp>
NzJoint::NzJoint(NzSkeleton* skeleton) :
m_skeleton(skeleton),
m_skinningMatrixUpdated(false)
{
}
NzJoint::NzJoint(const NzJoint& joint) :
NzNode(joint),
m_inverseBindMatrix(joint.m_inverseBindMatrix),
m_name(joint.m_name),
m_skeleton(joint.m_skeleton),
m_skinningMatrixUpdated(false)
{
}
void NzJoint::EnsureSkinningMatrixUpdate() const
{
if (!m_skinningMatrixUpdated)
UpdateSkinningMatrix();
}
const NzMatrix4f& NzJoint::GetInverseBindMatrix() const
{
return m_inverseBindMatrix;
}
NzString NzJoint::GetName() const
{
return m_name;
}
NzSkeleton* NzJoint::GetSkeleton()
{
return m_skeleton;
}
const NzSkeleton* NzJoint::GetSkeleton() const
{
return m_skeleton;
}
const NzMatrix4f& NzJoint::GetSkinningMatrix() const
{
if (!m_skinningMatrixUpdated)
UpdateSkinningMatrix();
return m_skinningMatrix;
}
void NzJoint::SetInverseBindMatrix(const NzMatrix4f& matrix)
{
m_inverseBindMatrix = matrix;
m_skinningMatrixUpdated = false;
}
void NzJoint::SetName(const NzString& name)
{
m_name = name;
m_skeleton->InvalidateJointMap();
}
void NzJoint::InvalidateNode()
{
NzNode::InvalidateNode();
m_skinningMatrixUpdated = false;
}
void NzJoint::UpdateSkinningMatrix() const
{
if (!m_transformMatrixUpdated)
UpdateTransformMatrix();
m_skinningMatrix.Set(m_inverseBindMatrix);
m_skinningMatrix.ConcatenateAffine(m_transformMatrix);
m_skinningMatrixUpdated = true;
}