port from perforce
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345
aiwaz/Aiwaz/Resources/Transformation/Transformation.cpp
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345
aiwaz/Aiwaz/Resources/Transformation/Transformation.cpp
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#include "stdafx.h"
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#include "IEngine.h"
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#include "IResourceFactory.h"
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#include "Transformation.h"
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#include <algorithm>
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Transformation::Transformation(IEngine& argEngine)
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: ShaderParameterCollection(argEngine, 5)
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, m_LocalTranslation(0.0f, 0.0f, 0.0f)
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, m_WorldTranslation(0.0f, 0.0f, 0.0f)
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, m_LocalScale(1.0f, 1.0f, 1.0f)
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, m_WorldScale(1.0f, 1.0f, 1.0f)
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, m_LocalDirection(0.0f, 0.0f, 1.0f)
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, m_LocalUpDirection(0.0f, 1.0f, 0.0f)
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, m_WorldDirection(0.0f, 0.0f, 1.0f)
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, m_WorldUpDirection(0.0f, 1.0f, 0.0f)
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, m_LocalRotation(0.0f, 0.0f, 0.0f, 1.0f)
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, m_LastKnownYawPitchRoll(0.0f, 0.0f, 0.0f)
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, m_IsDirty(true)
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, m_ParentTransformation(NULL)
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{
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}
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Transformation::~Transformation()
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{
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m_Engine.get_ResourceFactory().DeleteTransformation(*const_cast<Transformation*>(this), true);
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}
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void Transformation::set_TransformationBindings(const TransformationBindings& argData)
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{
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m_TransformationBindings = argData;
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m_BasisShaderParameterCollection.RemoveAllShaderParameters();
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this->RecreateAllShaderParameters();
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}
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TransformationBindings Transformation::get_TransformationBindings() const
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{
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return m_TransformationBindings;
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}
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void Transformation::set_LocalPosition(const D3DXVECTOR3& argValue)
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{
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m_LocalTranslation = argValue;
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m_IsDirty = true;
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}
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const D3DXVECTOR3& Transformation::get_LocalPosition() const
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{
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return m_LocalTranslation;
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}
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const D3DXVECTOR3& Transformation::get_WorldPosition() const
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{
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return m_WorldTranslation;
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}
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void Transformation::set_LocalRotationYPR(const D3DXVECTOR3& argValue)
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{
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m_LastKnownYawPitchRoll = argValue;
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::D3DXQuaternionRotationYawPitchRoll(&m_LocalRotation, argValue.x, argValue.y, argValue.z);
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m_IsDirty = true;
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}
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const D3DXVECTOR3& Transformation::get_LocalRotationYPR() const
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{
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return m_LastKnownYawPitchRoll;
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}
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void Transformation::set_LocalRotation(const D3DXQUATERNION& argValue)
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{
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m_LocalRotation = argValue;
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m_IsDirty = true;
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}
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const D3DXQUATERNION& Transformation::get_LocalRotation() const
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{
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return m_LocalRotation;
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}
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const D3DXQUATERNION& Transformation::get_WorldRotation() const
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{
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return m_WorldRotation;
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}
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const D3DXVECTOR3& Transformation::get_LocalDirection() const
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{
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return m_LocalDirection;
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}
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const D3DXVECTOR3& Transformation::get_WorldDirection() const
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{
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return m_WorldDirection;
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}
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const D3DXVECTOR3& Transformation::get_LocalUpDirection() const
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{
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return m_LocalUpDirection;
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}
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const D3DXVECTOR3& Transformation::get_WorldUpDirection() const
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{
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return m_WorldUpDirection;
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}
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D3DXVECTOR3 Transformation::get_LocalRightDirection() const
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{
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return m_LocalRightDirection;
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}
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D3DXVECTOR3 Transformation::get_WorldRightDirection() const
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{
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return m_WorldRightDirection;
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}
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void Transformation::set_LocalScale(const D3DXVECTOR3& argValue)
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{
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m_LocalScale = argValue;
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m_IsDirty = true;
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}
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const D3DXVECTOR3& Transformation::get_LocalScale() const
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{
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return m_LocalScale;
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}
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const D3DXVECTOR3& Transformation::get_WorldScale() const
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{
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return m_WorldScale;
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}
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const D3DXMATRIX& Transformation::get_WorldMatrix() const
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{
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return m_WorldMatrix;
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}
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const D3DXMATRIX& Transformation::get_LocalMatrix() const
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{
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return m_LocalMatrix;
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}
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void Transformation::set_TransformationParent(ITransformation* argValue)
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{
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ITransformation* oldTransformationParent = m_ParentTransformation;
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m_ParentTransformation = argValue;
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m_IsDirty = true;
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if (oldTransformationParent != NULL)
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oldTransformationParent->RemoveTransformation(*const_cast<Transformation*>(this));
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}
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ITransformation* Transformation::get_TransformationParent() const
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{
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return m_ParentTransformation;
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}
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void Transformation::AddTransformation(ITransformation& argTransformation)
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{
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if (std::find(m_TransformationChildren.begin(),m_TransformationChildren.end(), &argTransformation) == m_TransformationChildren.end())
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{
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argTransformation.set_TransformationParent(this);
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m_TransformationChildren.push_back(&argTransformation);
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m_IsDirty = true;
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}
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}
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void Transformation::RemoveTransformation(ITransformation& argTransformation)
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{
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std::vector<ITransformation*>::iterator found = std::find(m_TransformationChildren.begin(),m_TransformationChildren.end(), &argTransformation);
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if (found != m_TransformationChildren.end())
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{
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m_TransformationChildren.erase(found);
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argTransformation.set_TransformationParent(NULL);
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m_IsDirty = true;
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}
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}
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const std::vector<ITransformation*>& Transformation::get_Transformations() const
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{
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return m_TransformationChildren;
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}
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void Transformation::Update(bool argForceUpdate)
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{
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if (!m_IsDirty && !argForceUpdate)
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return;
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m_IsDirty = false;
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D3DXMATRIXA16 localMatrix;
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D3DXMATRIXA16 worldMatrix;
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::D3DXMatrixIdentity(&localMatrix);
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// look if we use our own matrix
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D3DXMATRIXA16 rotationMatrix;
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D3DXMATRIXA16 scaleMatrix;
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D3DXMATRIXA16 translationMatrix;
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D3DXMATRIXA16 comboMatrix;
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D3DXQUATERNION rotation = m_LocalRotation;
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::D3DXMatrixRotationQuaternion(&rotationMatrix, &rotation);
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::D3DXMatrixScaling(&scaleMatrix, m_LocalScale.x, m_LocalScale.y, m_LocalScale.z);
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::D3DXMatrixTranslation(&translationMatrix, m_LocalTranslation.x, m_LocalTranslation.y, m_LocalTranslation.z);
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::D3DXMatrixMultiply(&comboMatrix, &rotationMatrix, &translationMatrix);
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::D3DXMatrixMultiply(&comboMatrix, &scaleMatrix, &comboMatrix);
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::D3DXMatrixMultiply(&localMatrix, &localMatrix, &comboMatrix);
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D3DXVECTOR3 localDirection = D3DXVECTOR3(0.0f, 0.0f, 1.0f);
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D3DXVECTOR3 localUpDirection = D3DXVECTOR3(0.0f, 1.0f, 0.0f);
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D3DXVECTOR3 localRightDirection = D3DXVECTOR3(1.0f, 0.0f, 0.0f);
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{
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D3DXMATRIX tempMatrix;
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::D3DXMatrixRotationQuaternion(&tempMatrix, &rotation);
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D3DXVECTOR4 tempVector;
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::D3DXVec3Transform(&tempVector, &localDirection, &tempMatrix);
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localDirection.x = tempVector.x;
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localDirection.y = tempVector.y;
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localDirection.z = tempVector.z;
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::D3DXVec3Normalize(&localDirection, &localDirection);
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::D3DXVec3Transform(&tempVector, &localUpDirection, &tempMatrix);
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localUpDirection.x = tempVector.x;
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localUpDirection.y = tempVector.y;
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localUpDirection.z = tempVector.z;
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::D3DXVec3Normalize(&localUpDirection, &localUpDirection);
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::D3DXVec3Transform(&tempVector, &localRightDirection, &tempMatrix);
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localRightDirection.x = tempVector.x;
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localRightDirection.y = tempVector.y;
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localRightDirection.z = tempVector.z;
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::D3DXVec3Normalize(&localRightDirection, &localRightDirection);
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}
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worldMatrix = localMatrix;
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// stack parent matrix
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if (m_ParentTransformation != NULL)
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::D3DXMatrixMultiply(&worldMatrix, &localMatrix, &m_ParentTransformation->get_WorldMatrix());
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// extract world related data
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D3DXVECTOR3 worldScale, worldPosition;
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D3DXQUATERNION worldRotation;
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::D3DXMatrixDecompose(&worldScale, &worldRotation, &worldPosition, &worldMatrix);
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D3DXVECTOR3 worldDirection = D3DXVECTOR3(0.0f, 0.0f, 1.0f);
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D3DXVECTOR3 worldUpDirection = D3DXVECTOR3(0.0f, 1.0f, 0.0f);
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D3DXVECTOR3 worldRightDirection = D3DXVECTOR3(1.0f, 0.0f, 0.0f);
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{
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D3DXMATRIX tempMatrix;
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::D3DXMatrixRotationQuaternion(&tempMatrix, &worldRotation);
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D3DXVECTOR4 tempVector;
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::D3DXVec3Transform(&tempVector, &worldDirection, &tempMatrix);
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worldDirection.x = tempVector.x;
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worldDirection.y = tempVector.y;
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worldDirection.z = tempVector.z;
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::D3DXVec3Normalize(&worldDirection, &worldDirection);
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::D3DXVec3Transform(&tempVector, &worldUpDirection, &tempMatrix);
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worldUpDirection.x = tempVector.x;
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worldUpDirection.y = tempVector.y;
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worldUpDirection.z = tempVector.z;
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::D3DXVec3Normalize(&worldUpDirection, &worldUpDirection);
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::D3DXVec3Transform(&tempVector, &worldRightDirection, &tempMatrix);
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worldRightDirection.x = tempVector.x;
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worldRightDirection.y = tempVector.y;
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worldRightDirection.z = tempVector.z;
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::D3DXVec3Normalize(&worldRightDirection, &worldRightDirection);
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}
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m_LocalRightDirection = localRightDirection;
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m_LocalUpDirection = localRightDirection;
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m_LocalDirection = localDirection;
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m_WorldRightDirection = worldRightDirection;
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m_WorldUpDirection = worldUpDirection;
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m_WorldDirection = worldDirection;
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m_WorldScale = worldScale;
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m_WorldRotation = worldRotation;
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m_WorldTranslation = worldPosition;
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m_LocalMatrix = localMatrix;
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m_WorldMatrix = worldMatrix;
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// update following transformations
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for (uint32 i = 0; i < m_TransformationChildren.size(); ++i)
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{
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IUpdatable* updatable = dynamic_cast<IUpdatable*>(m_TransformationChildren[i]);
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if (updatable != NULL && (updatable->get_WantsUpdate() || argForceUpdate))
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updatable->Update(argForceUpdate);
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}
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}
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void Transformation::RecreateAllShaderParameters()
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{
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if (!m_TransformationBindings.WorldMatrixSemanticName.empty())
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this->SetParameter(m_TransformationBindings.WorldMatrixSemanticName, &m_WorldMatrix, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.LocalMatrixSemanticName.empty())
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this->SetParameter(m_TransformationBindings.LocalMatrixSemanticName, &m_LocalMatrix, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.WorldPositionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.WorldPositionSemanticName, &m_WorldTranslation, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.LocalPositionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.LocalPositionSemanticName, &m_LocalTranslation, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.WorldDirectionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.WorldDirectionSemanticName, &m_WorldDirection, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.LocalDirectionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.LocalDirectionSemanticName, &m_LocalDirection, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.WorldUpDirectionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.WorldUpDirectionSemanticName, &m_WorldUpDirection, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.LocalUpDirectionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.LocalUpDirectionSemanticName, &m_LocalUpDirection, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.WorldRightDirectionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.WorldRightDirectionSemanticName, &m_WorldRightDirection, ParameterBindType::BindBySemantic);
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if (!m_TransformationBindings.LocalRightDirectionSemanticName.empty())
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this->SetParameter(m_TransformationBindings.LocalRightDirectionSemanticName, &m_LocalRightDirection, ParameterBindType::BindBySemantic);
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}
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