c20d6008d3
git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@2540 178a84e3-b1eb-0310-8ba1-8eac791a3b58
112 lines
3.9 KiB
C++
Executable File
112 lines
3.9 KiB
C++
Executable File
// $Id: vec3.hpp 1954 2008-05-20 10:01:26Z scifly $
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//
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// SuperTuxKart - a fun racing game with go-kart
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// Copyright (C) 2008 Joerg Henrichs
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 3
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// of the License, or (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 for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef HEADER_COORD_H
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#define HEADER_COORD_H
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#include <plib/sg.h>
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#include "LinearMath/btTransform.h"
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#include "constants.hpp"
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#include "utils/vec3.hpp"
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/** A class that stores a translation and rotation. It is used to convert
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* between bullet data structures and the data structure for the graphics.
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*/
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class Coord
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{
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private:
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/** Translation. */
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Vec3 m_xyz;
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/** Rotation as Eulerian HPR value. */
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Vec3 m_hpr;
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/** The correspondig plib data structure. */
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sgCoord m_coord;
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/** Sets the sgCoord data structures (and converts radians to degrees). */
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void setSgCoord()
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{
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sgSetCoord(&m_coord, m_xyz.toFloat(), m_hpr.toFloat());
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// Convert hpr in radians to degrees, which sg needs.
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for(int i=0; i<3; i++)
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{
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m_coord.hpr[i] = RAD_TO_DEGREE(m_coord.hpr[i]);
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}
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}
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public:
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/** Constructor.
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* \param xyz Translation.
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* \param hpr Rotation.
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*/
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Coord(const Vec3& xyz, const Vec3& hpr)
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{
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m_xyz = xyz;
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m_hpr = hpr;
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setSgCoord();
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} // Coord
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// ------------------------------------------------------------------------
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/** Constructor based on a bullet transformation (which is a translation
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* and rotation as well).
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* \param t The bullet transform.
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*/
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Coord(const btTransform& t)
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{
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m_xyz = t.getOrigin();
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m_hpr.setHPR(t.getBasis());
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setSgCoord();
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} // Coord
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// ------------------------------------------------------------------------
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/** Default constructor. Sets xyz and hpr to 0. */
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Coord()
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{
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m_xyz = Vec3(0.0f);
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m_hpr = Vec3(0.0f);
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}
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// ------------------------------------------------------------------------
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/** Returns the corresponding plib data structure. */
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const sgCoord& toSgCoord() const { return m_coord; }
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/** Returns the translation. */
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const Vec3& getXYZ() const { return m_xyz; }
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/** Returns heading, pitch, rolll. */
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const Vec3& getHPR() const { return m_hpr; }
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/** Returns X. */
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float getX() const { return m_xyz.getX(); }
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/** Returns Y. */
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float getY() const { return m_xyz.getY(); }
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/** Returns Z. */
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float getZ() const { return m_xyz.getZ(); }
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/** Returns the heading. */
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float getHeading() const { return m_hpr.getHeading(); }
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/** Sets hpr. \param a Heading, pitch and roll. */
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void setHPR(const Vec3& a) { m_hpr = a; setSgCoord(); }
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/** Sets xyz. \param a Coordinates. */
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void setXYZ(const Vec3& a) { m_xyz = a; setSgCoord(); }
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/** Sets X. \param x New X value. */
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void setX(float x) { m_xyz.setX(x); }
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/** Sets Y. \param y New Y value. */
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void setY(float y) { m_xyz.setY(y); }
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/** Sets Z. \param z New Z value. */
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void setZ(float z) { m_xyz.setZ(z); }
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}; // Coord
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#endif
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