/*************************************************************************/
/*  collision_solver_2d_sw.h                                             */
/*************************************************************************/
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/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md)    */
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/*************************************************************************/
#ifndef COLLISION_SOLVER_2D_SW_H
#define COLLISION_SOLVER_2D_SW_H

#include "shape_2d_sw.h"

class CollisionSolver2DSW {
public:
	typedef void (*CallbackResult)(const Vector2 &p_point_A, const Vector2 &p_point_B, void *p_userdata);

private:
	static bool solve_static_line(const Shape2DSW *p_shape_A, const Matrix32 &p_transform_A, const Shape2DSW *p_shape_B, const Matrix32 &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result);
	static void concave_callback(void *p_userdata, Shape2DSW *p_convex);
	static bool solve_concave(const Shape2DSW *p_shape_A, const Matrix32 &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Matrix32 &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *sep_axis = NULL, float p_margin_A = 0, float p_margin_B = 0);
	static bool solve_raycast(const Shape2DSW *p_shape_A, const Matrix32 &p_transform_A, const Shape2DSW *p_shape_B, const Matrix32 &p_transform_B, CallbackResult p_result_callback, void *p_userdata, bool p_swap_result, Vector2 *sep_axis = NULL);

public:
	static bool solve(const Shape2DSW *p_shape_A, const Matrix32 &p_transform_A, const Vector2 &p_motion_A, const Shape2DSW *p_shape_B, const Matrix32 &p_transform_B, const Vector2 &p_motion_B, CallbackResult p_result_callback, void *p_userdata, Vector2 *sep_axis = NULL, float p_margin_A = 0, float p_margin_B = 0);
};

#endif // COLLISION_SOLVER_2D_SW_H