4c4e1e3210
DPG used a pair of large tables to determine view direction and rotation vector when subject was rotated and spun. There were many errors in the tables that needed manual checking to correct. The new version uses calculations on a virtual glass cube to find view direction and rotation vector.
108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
/***************************************************************************
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* Copyright (c) 2016 WandererFan <wandererfan@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef _CUBE_H_
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#define _CUBE_H_
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#include <map>
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#include <Base/Vector3D.h>
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namespace TechDraw
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{
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class Cube
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{
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public:
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Cube();
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~Cube();
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void initialize();
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void initialize(Base::Vector3d r, Base::Vector3d rr, Base::Vector3d l, Base::Vector3d lr,
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Base::Vector3d f, Base::Vector3d fr, Base::Vector3d k, Base::Vector3d kr, //k for bacK (rear)
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Base::Vector3d t, Base::Vector3d tr, Base::Vector3d b, Base::Vector3d br);
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void rotateUp(double angle = 90.0);
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void rotateDown(double angle = 90.0);
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void rotateRight(double angle = 90.0);
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void rotateLeft (double angle = 90.0);
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void spinCCW(double angle = 90.0);
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void spinCW(double angle = 90.0);
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void updateIsoDirs();
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//viewDirection getters
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Base::Vector3d getViewDir(std::string name);
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Base::Vector3d getRight();
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Base::Vector3d getFront();
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Base::Vector3d getTop();
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Base::Vector3d getLeft();
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Base::Vector3d getRear();
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Base::Vector3d getBottom();
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Base::Vector3d getFBL();
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Base::Vector3d getFBR();
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Base::Vector3d getFTL();
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Base::Vector3d getFTR();
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//rotation getters
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Base::Vector3d getRotationDir(std::string name);
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Base::Vector3d getRightRot();
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Base::Vector3d getFrontRot();
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Base::Vector3d getTopRot();
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Base::Vector3d getLeftRot();
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Base::Vector3d getRearRot();
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Base::Vector3d getBottomRot();
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Base::Vector3d getFBLRot();
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Base::Vector3d getFBRRot();
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Base::Vector3d getFTLRot();
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Base::Vector3d getFTRRot();
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void dump(char * title);
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void dumpISO(char * title);
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std::vector<Base::Vector3d> getAllDirs(void);
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std::vector<Base::Vector3d> getAllRots(void);
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void setAllDirs(std::vector<Base::Vector3d> dirs);
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void setAllRots(std::vector<Base::Vector3d> rots);
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private:
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//the current state of the "cube"
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//the "cube" is always full - entries for every ortho position (6 total)
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std::map<std::string, Base::Vector3d> m_mapCubeDir;
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std::map<std::string, Base::Vector3d> m_mapCubeRot;
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static const std::map<std::string,Base::Vector3d> m_viewDefault;
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static const std::map<std::string,Base::Vector3d> m_rotDefault;
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//should be in drawutil?
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Base::Vector3d rodrigues(Base::Vector3d v,
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double angle,
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Base::Vector3d axis);
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};
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}
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#endif
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