Updated to support Newly SceneOrient,compiled all OK! but Non test..next step is test samples.
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@@ -7,53 +7,135 @@ namespace hgl
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{
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namespace graph
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{
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class SceneMatrix :public VersionData<Matrix4f>
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{
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protected:
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Matrix4f parent_matrix;
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Matrix4f local_matrix;
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TransformManager transform_manager;
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Matrix4f transform_matrix;
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protected:
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Matrix4f inverse_local_to_world_matrix; ///<世界到本地矩阵
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Matrix4f inverse_transpose_local_to_world_matrix; ///<世界到本地矩阵的转置矩阵
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void MakeNewestData(Matrix4f &local_to_world_matrix) override ///<生成最新的数据(需要派生类重载)
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{
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transform_manager.GetMatrix(transform_matrix);
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local_to_world_matrix=parent_matrix*local_matrix*transform_matrix;
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inverse_local_to_world_matrix =inverse(local_to_world_matrix);
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inverse_transpose_local_to_world_matrix=transpose(inverse_local_to_world_matrix);
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}
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public:
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const Matrix4f &GetLocalMatrix()const{return local_matrix;} ///<取得本地矩阵
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const Matrix4f &GetLocalToWorldMatrix(){return GetNewestVersionData();} ///<取得本地到世界矩阵
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const Matrix4f &GetInverseLocalToWorldMatrix(){UpdateNewestData();return inverse_local_to_world_matrix;} ///<取得世界到本地矩阵
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const Matrix4f &GetInverseTransposeLocalToWorldMatrix() ///<取得世界到本地矩阵的转置矩阵
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{
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UpdateNewestData();
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return inverse_transpose_local_to_world_matrix;
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}
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TransformManager &GetTransform() { return transform_manager; } ///<取得变换管理器
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public:
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SceneMatrix():VersionData(Identity4f)
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{
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parent_matrix=Identity4f;
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local_matrix=Identity4f;
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transform_matrix=Identity4f;
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}
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SceneMatrix(SceneMatrix &so):VersionData(so.GetLocalToWorldMatrix())
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{
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parent_matrix=so.parent_matrix;
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local_matrix=so.local_matrix;
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transform_manager=so.transform_manager;
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transform_matrix=so.transform_matrix;
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inverse_local_to_world_matrix=so.inverse_local_to_world_matrix;
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inverse_transpose_local_to_world_matrix=so.inverse_transpose_local_to_world_matrix;
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}
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SceneMatrix(const Matrix4f &mat):VersionData(Identity4f)
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{
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SetLocalMatrix(mat);
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}
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void SetLocalMatrix(const Matrix4f &mat)
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{
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if (IsNearlyEqual(local_matrix,mat))
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return;
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local_matrix=mat;
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UpdateVersion();
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}
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void SetParentMatrix(const Matrix4f &pm)
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{
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if (IsNearlyEqual(parent_matrix,pm))
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return;
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parent_matrix=pm;
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UpdateVersion();
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}
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};//class SceneMatrix
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/**
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* 方向定位数据基类
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* 方向定位数据基类<br>
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* 用于描述一个物体在3D空间中的位置、旋转、缩放等信息。<br>
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* 构成说明:<br>
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* <ul> *
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* <li>LocalMatrix 一般用于描述当前节点相对上一级的变换矩阵</li>
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* <li>LocalToWorldMatrix 最终用于描述当前节点相对于世界的变换矩阵，在渲染时使用</li>
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*
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* <li>transform_manager 用于管理当前节点所有的变换情况，如果本节点不存在额外变换，数量为0。</li>
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* </ul>
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*
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* LocalToWorldMatrix=ParnetMatrix * LocalMatrix * TraansformMatrix<br>
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*/
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class SceneOrient ///场景定位类
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{
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protected:
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Matrix4f parent_matrix;
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bool parent_matrix_dirty;
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Matrix4f local_matrix;
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bool local_matrix_dirty;
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SceneMatrix scene_matrix;
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TransformManager transform_manager;
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uint32 transform_version;
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uint32 local_to_world_matrix_version;
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// LocalToWorld = ParentMatrix * LocalMatrix * TransformMatrix
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Matrix4f local_to_world_matrix; ///<本地到世界矩阵
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Matrix4f inverse_local_to_world_matrix; ///<世界到本地矩阵
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Matrix4f inverse_transpose_local_to_world_matrix; ///<世界到本地矩阵的转置矩阵
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virtual void SetWorldMatrix(const Matrix4f &);
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Vector3f WorldPosition;
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public:
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SceneOrient();
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SceneOrient()=default;
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SceneOrient(const SceneOrient &);
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SceneOrient(const Matrix4f &);
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virtual ~SceneOrient()=default;
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void SetLocalMatrix(const Matrix4f &); ///<设置本地矩阵
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public:
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const Matrix4f & GetLocalMatrix ()const{return local_matrix;}
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TransformManager & GetTransform () {return transform_manager;} ///<取得变换管理器
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const Matrix4f & GetLocalToWorldMatrix ()const{return local_to_world_matrix;}
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const Matrix4f & GetInverseLocalToWorldMatrix ()const{return inverse_local_to_world_matrix;}
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const Matrix4f & GetInverseTransposeLocalToWorldMatrix ()const{return inverse_transpose_local_to_world_matrix;}
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void SetLocalMatrix (const Matrix4f &mat){scene_matrix.SetLocalMatrix(mat);} ///<设置本地矩阵
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void SetParentMatrix (const Matrix4f &mat){scene_matrix.SetParentMatrix(mat);} ///<设置上级到世界空间变换矩阵
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public:
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virtual bool RefreshMatrix (const Matrix4f &); ///<刷新到世界空间变换
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const uint32 GetLocalToWorldMatrixVersion()const { return scene_matrix.GetNewestVersion(); } ///<取得版本号
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const Vector3f & GetWorldPosition() const { return WorldPosition; } ///<取得世界坐标
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const Matrix4f & GetLocalMatrix ()const {return scene_matrix.GetLocalMatrix();} ///<取得本地矩阵
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TransformManager & GetTransform () {return scene_matrix.GetTransform();} ///<取得变换管理器
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const Matrix4f & GetLocalToWorldMatrix () {return scene_matrix.GetLocalToWorldMatrix();} ///<取得本地到世界矩阵
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const Matrix4f & GetInverseLocalToWorldMatrix () {return scene_matrix.GetInverseLocalToWorldMatrix();}
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const Matrix4f & GetInverseTransposeLocalToWorldMatrix () {return scene_matrix.GetInverseTransposeLocalToWorldMatrix();}
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public:
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virtual void RefreshMatrix();
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};//class SceneOrient
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}//namespace graph
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}//namespace hgl
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