1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
#pragma once
#include "Collider.h"
#include "api/Rigidbody.h"
#include "api/Transform.h"
#include "api/BoxCollider.h"
#include "api/CircleCollider.h"
#include <tuple>
#include <vector>
#include <variant>
namespace crepe {
class CollisionSystem {
private:
using collider_stor = std::variant<BoxCollider, CircleCollider>;
private:
struct CollidedInfoStor {
collider_stor collider; // Store either BoxCollider or CircleCollider
Transform transform; // Transform data
Rigidbody rigidbody; // Rigidbody data
};
public:
CollisionSystem();
void update();
private:
void call_collision_handler(const CollidedInfoStor& data1,const CollidedInfoStor& data2);
std::vector<std::pair<CollidedInfoStor,CollidedInfoStor>> check_collisions(const std::vector<std::reference_wrapper<BoxCollider>>& boxcolliders, const std::vector<std::reference_wrapper<CircleCollider>>& circlecolliders);
bool check_box_box_collision(const BoxCollider& box1, const BoxCollider& box2, const Transform& transform1, const Transform& transform2, const Rigidbody& rigidbody1, const Rigidbody& rigidbody2);
bool check_box_circle_collision(const BoxCollider& box1, const CircleCollider& circle2, const Transform& transform1, const Transform& transform2, const Rigidbody& rigidbody1, const Rigidbody& rigidbody2);
bool check_circle_circle_collision(const CircleCollider& circle1, const CircleCollider& circle2, const Transform& transform1, const Transform& transform2, const Rigidbody& rigidbody1, const Rigidbody& rigidbody2);
Vector2 current_position(const Collider& collider, const Transform& transform, const Rigidbody& rigidbody);
};
} // namespace crepe
|