46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
// asterismrenderer.h
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//
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// Copyright (C) 2018-2019, the Celestia Development Team
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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 2
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// of the License, or (at your option) any later version.
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#pragma once
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#include <vector>
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#include <celengine/asterism.h>
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#include <celutil/color.h>
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#include "shadermanager.h"
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#include "vertexobject.h"
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class Renderer;
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struct Matrices;
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struct LineEnds;
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class AsterismRenderer
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{
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public:
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AsterismRenderer(const AsterismList *asterisms);
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~AsterismRenderer() = default;
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AsterismRenderer() = delete;
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AsterismRenderer(const AsterismRenderer&) = delete;
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AsterismRenderer(AsterismRenderer&&) = delete;
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AsterismRenderer& operator=(const AsterismRenderer&) = delete;
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AsterismRenderer& operator=(AsterismRenderer&&) = delete;
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void render(const Renderer &renderer, const Color &color, const Matrices &mvp);
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bool sameAsterisms(const AsterismList *asterisms) const;
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private:
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bool prepare(std::vector<LineEnds> &data);
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celgl::VertexObject m_vo { GL_ARRAY_BUFFER, 0, GL_STATIC_DRAW };
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ShaderProperties m_shadprop;
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std::vector<GLsizei> m_vtxCount;
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const AsterismList *m_asterisms { nullptr };
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GLsizei m_vtxTotal { 0 };
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};
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