geometry.h

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#ifndef _GEOMETRY_H_
#define _GEOMETRY_H_
 
#include <stdint.h>
#include <stdbool.h>
#include "vector2d.h"
 
typedef struct
{
    vec_t pos;      
    int32_t radius; 
} circle_t;
 
typedef struct
{
    vec_t pos;      
    int32_t width;  
    int32_t height; 
} rectangle_t;
 
typedef struct
{
    vec_t p1; 
    vec_t p2; 
} line_t;
 
typedef struct
{
    vec_t base;  
    vec_t tip;   
    vec_t wing1; 
    vec_t wing2; 
} arrow_t;
 
bool circleCircleIntersection(circle_t circle1, circle_t circle2, vec_t* collisionVec);
bool circlePointIntersection(circle_t circle, vec_t point, vec_t* collisionVec);
bool circleRectIntersection(circle_t circle, rectangle_t rect, vec_t* collisionVec);
bool circleLineIntersection(circle_t circle, line_t line, vec_t* collisionVec);
bool rectRectIntersection(rectangle_t rect1, rectangle_t rect2, vec_t* collisionVec);
bool rectLineIntersection(rectangle_t rect, line_t line, vec_t* collisionVec);
bool lineLineIntersection(line_t line1, line_t line2);
 
arrow_t initArrow(vec_t base, vec_t tip, int32_t wingLen);
 
#endif