177 lines
6.4 KiB
C++
177 lines
6.4 KiB
C++
/****************************************************************************
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* MeshLab o o *
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* A versatile mesh processing toolbox o o *
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* _ O _ *
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* Copyright(C) 2008 \/)\/ *
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* Visual Computing Lab /\/| *
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* ISTI - Italian National Research Council | *
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* \ *
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* All rights reserved. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program 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 General Public License (http://www.gnu.org/licenses/gpl.txt) *
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* for more details. *
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* *
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****************************************************************************/
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/****************************************************************************
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History
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$Log: not supported by cvs2svn $
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Revision 1.1 2008/03/02 16:44:18 benedetti
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moved ActiveCoordinateFrame to its own files
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****************************************************************************/
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#ifndef ACTIVECOORDINATEFRAME_H
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#define ACTIVECOORDINATEFRAME_H
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#include "coordinateframe.h"
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#include <wrap/gui/trackball.h>
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#include <QGLWidget>
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namespace vcg {
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/*!
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@brief The ActiveCoordinateFrame class.
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This class implements an eulerian trackball over a Movable Coordinate Frame.
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*/
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class ActiveCoordinateFrame: public MovableCoordinateFrame
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{
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public:
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/*!
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@brief The constructor.
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Initialize the ActiveCoordinateFrame data.
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@param size the distance from the origin to the endpoint of the arrows.
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*/
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ActiveCoordinateFrame(float size);
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/*!
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@brief The destructor.
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The destructor.
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*/
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virtual ~ActiveCoordinateFrame();
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/*!
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@brief Render the active coordinate frame in its position.
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@param glw the GL widget.
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*/
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virtual void Render(QGLWidget* glw);
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/*!
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@brief Reset the position and/or the rotation of the coordinate frame.
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@param reset_position set to true to reset the position.
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@param reset_alignment set to true to reset the rotation.
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*/
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virtual void Reset(bool reset_position,bool reset_alignment);
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/*!
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@brief Set the position of the coordinate frame.
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@param new_position the new position of the coordinate frame.
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*/
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virtual void SetPosition(const Point3f new_position);
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/*!
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@brief Set the rotation of the coordinate frame.
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@param new_rotation the new rotation of the coordinate frame.
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*/
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virtual void SetRotation(const Quaternionf rotation);
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/*!
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@brief Align the coordinate frame to one or two directions.
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If the primary direction of alignment is null this function does nothing, otherwise two rotations are performed: the first rotation aligns the axis named axis_1 to the primary direction of alignment, the second rotation never moves axis_1 away from the primary direction.
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If the secondary direction of alignment is not null and is not parallel to the primary direction the axis named axis_2 is rotated as much as possible to be aligned to secondary direction.
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If the secondary direction of alignment is null the axis named axis_2 is rotated as much as possible to be realigned to its old direction, if this is impossible the remaining axis is used.
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@param primary the primary direction of alignment.
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@param secondary the secondary direction of alignment.
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@param axis_1 the name of the axis to align to the primary direction, must be a char choosen from 'X', 'Y' and 'Z'
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@param axis_2 the name of the axis to align to the secondary direction, must be different from axis_1 and must be a char choosen from 'X', 'Y', 'Z' and ' '; if the char is ' ' the axis is choosen automatically.
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*/
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virtual void AlignWith(const Point3f primary, const Point3f secondary, const char axis_1, const char axis_2);
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/*!
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@brief Interface function relative to mouse down event in QT.
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@param x the x coordinate of the cursor.
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@param y the y coordinate of the cursor.
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@param button the keyboard modifiers state.
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*/
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void MouseDown(int x, int y, int button);
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/*!
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@brief Interface function relative to mouse move event in QT.
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@param x the x coordinate of the cursor.
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@param y the y coordinate of the cursor.
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*/
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void MouseMove(int x, int y);
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/*!
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@brief Interface function relative to mouse up event in QT.
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@param x the x coordinate of the cursor.
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@param y the y coordinate of the cursor.
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@param button the keyboard modifiers state.
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*/
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void MouseUp(int x, int y, int button);
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/*!
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@brief Interface function relative to keyboard up event in QT.
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@param button the keyboard modifiers state.
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*/
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void ButtonUp(int button);
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/*!
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@brief Interface function relative to keyboard down event in QT.
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@param button the keyboard modifiers state.
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*/
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void ButtonDown(int button);
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/*!
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@brief Set rotational snap value.
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@param value the new rotational snap value, in degrees.
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*/
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void SetSnap(float value);
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/// The eulerian trackball.
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Trackball *manipulator;
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/// The flag that enables moves feedback rendering
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bool drawmoves;
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/// The flag that enables rotations feedback rendering
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bool drawrotations;
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protected:
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// data:
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const int move_button,rotate_button;
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const int x_modifier,y_modifier,z_modifier;
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Point3f x_axis,y_axis,z_axis;
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float rot_snap_rad,mov_snap;
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// functions:
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virtual void Move(const Similarityf);
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void Update();
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private:
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int movx,movy,movz,rotx,roty,rotz;
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};
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}//namespace
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#endif /*ACTIVECOORDINATEFRAME_H*/
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