NazaraEngine/src/Nazara/Utility/Joint.cpp

90 lines
1.7 KiB
C++

// Copyright (C) 2020 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>
namespace Nz
{
Joint::Joint(Skeleton* skeleton) :
m_skeleton(skeleton),
m_skinningMatrixUpdated(false)
{
}
Joint::Joint(const Joint& joint) :
Node(joint),
m_inverseBindMatrix(joint.m_inverseBindMatrix),
m_name(joint.m_name),
m_skeleton(joint.m_skeleton),
m_skinningMatrixUpdated(false)
{
}
void Joint::EnsureSkinningMatrixUpdate() const
{
if (!m_skinningMatrixUpdated)
UpdateSkinningMatrix();
}
const Matrix4f& Joint::GetInverseBindMatrix() const
{
return m_inverseBindMatrix;
}
const std::string& Joint::GetName() const
{
return m_name;
}
Skeleton* Joint::GetSkeleton()
{
return m_skeleton;
}
const Skeleton* Joint::GetSkeleton() const
{
return m_skeleton;
}
const Matrix4f& Joint::GetSkinningMatrix() const
{
if (!m_skinningMatrixUpdated)
UpdateSkinningMatrix();
return m_skinningMatrix;
}
void Joint::SetInverseBindMatrix(const Matrix4f& matrix)
{
m_inverseBindMatrix = matrix;
m_skinningMatrixUpdated = false;
}
void Joint::SetName(std::string name)
{
m_name = std::move(name);
m_skeleton->InvalidateJointMap();
}
void Joint::InvalidateNode()
{
Node::InvalidateNode();
m_skinningMatrixUpdated = false;
}
void Joint::UpdateSkinningMatrix() const
{
if (!m_transformMatrixUpdated)
UpdateTransformMatrix();
m_skinningMatrix.Set(m_inverseBindMatrix);
m_skinningMatrix.ConcatenateAffine(m_transformMatrix);
m_skinningMatrixUpdated = true;
}
}