81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
//
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// SuperTuxKart - a fun racing game with go-kart
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// Copyright (C) 2012-2015 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_SHOW_CURVE_HPP
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#define HEADER_SHOW_CURVE_HPP
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#include "utils/leak_check.hpp"
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#include "utils/no_copy.hpp"
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#include <SColor.h>
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#include <S3DVertex.h>
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#include <array>
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#include <memory>
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class Vec3;
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namespace SP
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{
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class SPDynamicDrawCall;
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}
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/** This class is used for debugging. It allows to show an arbitrary curve
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* in the race. The curve is shown as a 'tunnel', i.e. in the constructor
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* you can specify the width and height of this tunnel. Each point then
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* adds 4 vertices: point + (+- width/2, +- height2, 0). That's not
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* exact (if the curve is not parallel to the z axis), but good enough for
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* debugging.
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* \ingroup graphics
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*/
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class ShowCurve : public NoCopy
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{
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LEAK_CHECK();
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private:
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/** The mesh of the curve. */
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std::shared_ptr<SP::SPDynamicDrawCall> m_dy_dc;
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/** The width of the graph when it is displayed. */
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float m_width;
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/** The height of the graph when it is displayed. */
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float m_height;
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/** The color to use for the curve. */
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irr::video::SColor m_color;
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std::array<irr:: video::S3DVertexSkinnedMesh, 4>
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m_current_vertices, m_previous_vertices;
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bool m_first_vertices, m_visible;
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public:
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ShowCurve(float width, float height,
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const irr::video::SColor &color = irr::video::SColor(77, 0, 179, 0));
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~ShowCurve();
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void addPoint(const Vec3 &pnt);
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void makeCircle(const Vec3 ¢er, float radius);
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void update(float dt);
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void setVisible(bool v);
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bool isVisible() const;
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void setPosition(const Vec3 &xyz);
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void setHeading(float heading);
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void clear();
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}; // ShowCurve
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#endif
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