75 lines
2.0 KiB
C++
Executable File
75 lines
2.0 KiB
C++
Executable File
/*
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* World.h
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*
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* Created on: 29.08.2012
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* Author: Felix
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*/
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#ifndef DG_WORLD_H_
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#define DG_WORLD_H_
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#include "abstract/Character.h"
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#include "abstract/Sprite.h"
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class Character;
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class Sprite;
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/**
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* A collection of sprites, which can be put into different layers.
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*
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* Uses Sprite instead of sf::Drawable to also manage deleting objects.
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* Render order is determined by Physical::Category (higher number on top).
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*/
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class World : public sf::Drawable {
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public:
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void insert(std::shared_ptr<Sprite> drawable);
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void remove(std::shared_ptr<Sprite> drawable);
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void insertCharacter(std::shared_ptr<Character> character);
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void removeCharacter(std::shared_ptr<Character> character);
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void step(int elapsed);
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void think(int elapsed);
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void generateAreas();
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std::vector<sf::Vector2f> getPath(const sf::Vector2f& start,
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const sf::Vector2f& end, float radius) const;
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std::vector<std::shared_ptr<Character> >
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getCharacters(const sf::Vector2f& position, float maxDistance) const;
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private:
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struct Area;
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/**
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* Edges
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*
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* Redundant data as portals are saved twice.
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*/
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struct Portal {
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sf::Vector2f start;
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sf::Vector2f end;
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Area* area;
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};
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/**
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* Nodes
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*/
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struct Area {
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sf::FloatRect area;
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sf::Vector2f center;
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std::vector<Portal> portals;
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};
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private:
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void draw(sf::RenderTarget& target, sf::RenderStates states) const;
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bool testCollision(std::shared_ptr<Sprite> spriteA, std::shared_ptr<Sprite> spriteB,
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int elapsed) const;
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Area* getArea(const sf::Vector2f& point) const;
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float heuristic_cost_estimate(Area* start, Area* end) const;
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std::vector<Portal*> astarArea(Area* start, Area* end) const;
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private:
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static const float WALL_DISTANCE_MULTIPLIER;
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std::map<Sprite::Category, std::vector<std::shared_ptr<Sprite> > > mDrawables;
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std::vector<Area> mAreas; //< This has to be a vector as objects are compared by address.
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std::vector<std::shared_ptr<Character> > mCharacters;
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};
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#endif /* DG_WORLD_H_ */
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