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#ifndef PONDERING_H_F2530E0E
#define PONDERING_H_F2530E0E
#include "system.h"
#include "components/ponderable.h"
#include "direction.h"
#include "vector.h"
class PonderingSystem : public System {
public:
PonderingSystem(Game& game) : System(game)
{
}
void tick(double dt);
void initializeBody(id_type entity, PonderableComponent::Type type);
/**
* Initializes a ponderable map object from its prototype data.
*
* @requires entity is ponderable
* @requires entity is a map object
*/
void initPrototype(id_type prototype);
/**
* Unferries an entity if it is a passenger of another entity. Use before
* moving a ponderable entity outside the PonderingSystem.
*
* @requires entity is ponderable
*/
void unferry(id_type entity);
private:
struct CollisionResult
{
vec2d pos;
bool stopProcessing = false;
bool touchedWall = false;
bool blockedHoriz = false;
bool blockedVert = false;
bool adjacentlyWarping = false;
Direction adjWarpDir;
size_t adjWarpMapId;
bool grounded = false;
id_type groundEntity;
};
void tickBody(
id_type entity,
double dt,
const std::set<id_type>& entities);
CollisionResult moveBody(
id_type entity,
vec2d newPos);
CollisionResult detectCollisions(
id_type entity,
vec2d newPos);
template <typename Param>
void detectCollisionsInDirection(
id_type entity,
CollisionResult& result);
void processCollision(
id_type entity,
id_type collider,
Direction dir,
PonderableComponent::Collision type,
double axis,
double lower,
double upper,
CollisionResult& result);
};
#endif /* end of include guard: PONDERING_H_F2530E0E */
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