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#pragma once
#include "StarVector.hpp"
#include "StarSet.hpp"
#include "StarMap.hpp"
#include "StarRandom.hpp"
#include "StarGameTypes.hpp"
#include "StarWorldTiles.hpp"
namespace Star {
STAR_CLASS(MaterialDatabase);
STAR_CLASS(FallingBlocksFacade);
STAR_CLASS(FallingBlocksAgent);
enum class FallingBlockType {
Immovable,
Falling,
Cascading,
Open
};
class FallingBlocksFacade {
public:
virtual ~FallingBlocksFacade() = default;
virtual FallingBlockType blockType(Vec2I const& pos) = 0;
virtual void moveBlock(Vec2I const& from, Vec2I const& to) = 0;
};
class FallingBlocksAgent {
public:
FallingBlocksAgent(FallingBlocksFacadePtr worldFacade);
void update();
void visitLocation(Vec2I const& location);
void visitRegion(RectI const& region);
private:
FallingBlocksFacadePtr m_facade;
float m_immediateUpwardPropagateProbability;
HashSet<Vec2I> m_pending;
RandomSource m_random;
};
}
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