89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
// qlobular.h
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//
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// Copyright (C) 2008, Celestia Development Team
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// Initial implementation by Dr. Fridger Schrempp <fridger.schrempp@desy.de>
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//
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// Simulation of globular clusters, theoretical framework by
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// Ivan King, Astron. J. 67 (1962) 471; ibid. 71 (1966) 64
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//
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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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#ifndef _GLOBULAR_H_
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#define _GLOBULAR_H_
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#include <celengine/deepskyobj.h>
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struct GBlob
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{
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Point3f position;
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unsigned int colorIndex;
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float radius_2d;
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};
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struct GlobularForm
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{
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std::vector<GBlob>* gblobs;
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Vec3f scale;
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};
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class Globular : public DeepSkyObject
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{
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public:
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EIGEN_MAKE_ALIGNED_OPERATOR_NEW
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Globular();
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virtual const char* getType() const;
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virtual void setType(const std::string&);
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virtual size_t getDescription(char* buf, size_t bufLength) const;
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virtual std::string getCustomTmpName() const;
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virtual void setCustomTmpName(const std::string&);
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float getDetail() const;
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void setDetail(float);
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float getCoreRadius() const;
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void setCoreRadius(const float);
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void setConcentration(const float);
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float getConcentration() const;
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float getHalfMassRadius() const;
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unsigned int cSlot(float) const;
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virtual float getBoundingSphereRadius() const { return tidalRadius; }
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virtual bool pick(const Ray3d& ray,
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double& distanceToPicker,
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double& cosAngleToBoundCenter) const;
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virtual bool load(AssociativeArray*, const std::string&);
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virtual void render(const GLContext& context,
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const Eigen::Vector3f& offset,
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const Eigen::Quaternionf& viewerOrientation,
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float brightness,
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float pixelSize);
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virtual void renderGlobularPointSprites(const GLContext& context,
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const Vec3f& offset,
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const Quatf& viewerOrientation,
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float brightness,
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float pixelSize);
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GlobularForm* getForm() const;
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virtual unsigned int getRenderMask() const;
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virtual unsigned int getLabelMask() const;
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virtual const char* getObjTypeName() const;
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private:
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void recomputeTidalRadius();
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private:
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float detail;
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std::string* customTmpName;
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GlobularForm* form;
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float r_c;
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float c;
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float tidalRadius;
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};
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#endif // _GLOBULAR_H_
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