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+/* Starshatter OpenSource Distribution
+ Copyright (c) 1997-2004, Destroyer Studios LLC.
+ All Rights Reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ * Neither the name "Destroyer Studios" nor the names of its contributors
+ may be used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+ SUBSYSTEM: Stars.exe
+ FILE: StarSystem.h
+ AUTHOR: John DiCamillo
+
+
+ OVERVIEW
+ ========
+ Various heavenly bodies
+*/
+
+#ifndef StarSystem_h
+#define StarSystem_h
+
+#include "Types.h"
+#include "Solid.h"
+#include "Bitmap.h"
+#include "Geometry.h"
+#include "Text.h"
+#include "term.h"
+#include "List.h"
+
+// +--------------------------------------------------------------------+
+
+class StarSystem;
+class Orbital;
+class OrbitalBody;
+class OrbitalRegion;
+class TerrainRegion;
+
+class Graphic;
+class Light;
+class Scene;
+
+// +--------------------------------------------------------------------+
+
+class StarSystem
+{
+public:
+ static const char* TYPENAME() { return "StarSystem"; }
+
+ StarSystem(const char* name, Point loc, int iff=0, int s=4);
+ virtual ~StarSystem();
+
+ int operator == (const StarSystem& s) const { return name == s.name; }
+
+ // operations:
+ virtual void Load();
+ virtual void Create();
+ virtual void Destroy();
+
+ virtual void Activate(Scene& scene);
+ virtual void Deactivate();
+
+ virtual void ExecFrame();
+
+ // accessors:
+ const char* Name() const { return name; }
+ const char* Govt() const { return govt; }
+ const char* Description() const { return description; }
+ int Affiliation() const { return affiliation; }
+ int Sequence() const { return seq; }
+ Point Location() const { return loc; }
+ int NumStars() const { return sky_stars; }
+ int NumDust() const { return sky_dust; }
+ Color Ambient() const;
+
+ List<OrbitalBody>& Bodies() { return bodies; }
+ List<OrbitalRegion>& Regions() { return regions; }
+ List<OrbitalRegion>& AllRegions() { return all_regions; }
+ OrbitalRegion* ActiveRegion() { return active_region; }
+
+ Orbital* FindOrbital(const char* name);
+ OrbitalRegion* FindRegion(const char* name);
+
+ void SetActiveRegion(OrbitalRegion* rgn);
+
+ static void SetBaseTime(double t, bool absolute=false);
+ static double GetBaseTime();
+ static double Stardate() { return stardate; }
+ static void CalcStardate();
+ double Radius() const { return radius; }
+
+ void SetSunlight(Color color, double brightness=1);
+ void SetBacklight(Color color, double brightness=1);
+ void RestoreTrueSunColor();
+ bool HasLinkTo(StarSystem* s) const;
+ const Text& GetDataPath() const { return datapath; }
+
+protected:
+ void ParseStar(TermStruct* val);
+ void ParsePlanet(TermStruct* val);
+ void ParseMoon(TermStruct* val);
+ void ParseRegion(TermStruct* val);
+ void ParseTerrain(TermStruct* val);
+ void ParseLayer(TerrainRegion* rgn, TermStruct* val);
+
+ void CreateBody(OrbitalBody& body);
+ Point TerrainTransform(const Point& loc);
+
+ char filename[64];
+ Text name;
+ Text govt;
+ Text description;
+ Text datapath;
+ int affiliation;
+ int seq;
+ Point loc;
+ static double stardate;
+ double radius;
+ bool instantiated;
+
+ int sky_stars;
+ int sky_dust;
+ Text sky_poly_stars;
+ Text sky_nebula;
+ Text sky_haze;
+ double sky_uscale;
+ double sky_vscale;
+ Color ambient;
+ Color sun_color;
+ double sun_brightness;
+ double sun_scale;
+ List<Light> sun_lights;
+ List<Light> back_lights;
+
+ Graphic* point_stars;
+ Solid* poly_stars;
+ Solid* nebula;
+ Solid* haze;
+
+ List<OrbitalBody> bodies;
+ List<OrbitalRegion> regions;
+ List<OrbitalRegion> all_regions;
+
+ Orbital* center;
+ OrbitalRegion* active_region;
+
+ Point tvpn, tvup, tvrt;
+};
+
+// +--------------------------------------------------------------------+
+
+class Star
+{
+public:
+ static const char* TYPENAME() { return "Star"; }
+
+ Star(const char* n, const Point& l, int s) : name(n), loc(l), seq(s) { }
+ virtual ~Star() { }
+
+ enum SPECTRAL_CLASS { BLACK_HOLE, WHITE_DWARF, RED_GIANT,
+ O, B, A, F, G, K, M };
+
+ int operator == (const Star& s) const { return name == s.name; }
+
+ // accessors:
+ const char* Name() const { return name; }
+ const Point& Location() const { return loc; }
+ int Sequence() const { return seq; }
+ Color GetColor() const;
+ int GetSize() const;
+
+ static Color GetColor(int spectral_class);
+ static int GetSize(int spectral_class);
+
+protected:
+ Text name;
+ Point loc;
+ int seq;
+};
+
+// +--------------------------------------------------------------------+
+
+class Orbital
+{
+ friend class StarSystem;
+
+public:
+ static const char* TYPENAME() { return "Orbital"; }
+
+ enum OrbitalType { NOTHING, STAR, PLANET, MOON, REGION, TERRAIN };
+
+ Orbital(StarSystem* sys, const char* n, OrbitalType t, double m, double r, double o, Orbital* p=0);
+ virtual ~Orbital();
+
+ int operator == (const Orbital& o) const { return type == o.type && name == o.name && system == o.system; }
+ int operator < (const Orbital& o) const { return loc.length() < o.loc.length(); }
+ int operator <= (const Orbital& o) const { return loc.length() <= o.loc.length(); }
+
+ // operations:
+ virtual void Update();
+ Point PredictLocation(double delta_t);
+
+ // accessors:
+ const char* Name() const { return name; }
+ OrbitalType Type() const { return type; }
+ int SubType() const { return subtype; }
+
+ const char* Description() const { return description; }
+ double Mass() const { return mass; }
+ double Radius() const { return radius; }
+ double Rotation() const { return rotation; }
+ double RotationPhase()const { return theta; }
+ double Orbit() const { return orbit; }
+ bool Retrograde() const { return retro; }
+ double Phase() const { return phase; }
+ double Period() const { return period; }
+ Point Location() const { return loc; }
+ Graphic* Rep() const { return rep; }
+
+ const Bitmap& GetMapIcon() const { return map_icon; }
+ void SetMapIcon(const Bitmap& img);
+
+ StarSystem* System() const { return system; }
+ Orbital* Primary() const { return primary; }
+ ListIter<OrbitalRegion> Regions() { return regions; }
+
+protected:
+ Text name;
+ OrbitalType type;
+ int subtype;
+
+ Text description;
+ double mass;
+ double radius;
+ double rotation;
+ double theta;
+ double orbit;
+ double phase;
+ double period;
+ double velocity;
+ Point loc;
+ bool retro;
+ Graphic* rep;
+ Bitmap map_icon;
+
+ StarSystem* system;
+ Orbital* primary;
+
+ List<OrbitalRegion> regions;
+};
+
+// +--------------------------------------------------------------------+
+
+class OrbitalBody : public Orbital
+{
+ friend class StarSystem;
+
+public:
+ static const char* TYPENAME() { return "OrbitalBody"; }
+
+ OrbitalBody(StarSystem* sys, const char* n, OrbitalType t, double m, double r, double o, Orbital* prime=0);
+ virtual ~OrbitalBody();
+
+ // operations:
+ virtual void Update();
+
+ // accessors:
+ ListIter<OrbitalBody> Satellites() { return satellites; }
+
+ double Tilt() const { return tilt; }
+ double RingMin() const { return ring_min; }
+ double RingMax() const { return ring_max; }
+
+ double LightIntensity() const { return light; }
+ Color LightColor() const { return color; }
+ bool Luminous() const { return luminous; }
+
+protected:
+ Text map_name;
+ Text tex_name;
+ Text tex_high_res;
+ Text tex_ring;
+ Text tex_glow;
+ Text tex_glow_high_res;
+ Text tex_gloss;
+
+ double tscale;
+ double light;
+ double ring_min;
+ double ring_max;
+ double tilt;
+ Light* light_rep;
+ Light* back_light;
+ Color color;
+ Color back;
+ Color atmosphere;
+ bool luminous;
+
+ List<OrbitalBody> satellites;
+};
+
+// +--------------------------------------------------------------------+
+
+class OrbitalRegion : public Orbital
+{
+ friend class StarSystem;
+
+public:
+ static const char* TYPENAME() { return "OrbitalRegion"; }
+
+ OrbitalRegion(StarSystem* sys, const char* n, double m, double r, double o, Orbital* prime=0);
+ virtual ~OrbitalRegion();
+
+ double GridSpace() const { return grid; }
+ double Inclination() const { return inclination; }
+ int Asteroids() const { return asteroids; }
+ List<Text>& Links() { return links; }
+
+protected:
+ double grid;
+ double inclination;
+ int asteroids;
+ List<Text> links;
+};
+
+#endif StarSystem_h
+