physics.h

// Copyright (c) 2025-2026 Henrique Rodrigues Santos
// Licensed under the MIT License
// Github: https://github.com/saintsHr/Fireset
 
#pragma once
 
#include "fireset/render.h"
#include "fireset/settings.h"
 
#include <stdbool.h>


typedef enum {
    FS_BODY_QUAD,   
    FS_BODY_CIRCLE  
} FsBodyType;

typedef struct {
    FsBodyType type;   
 
    FsVec2 position;   
    FsVec2 velocity;   
    FsVec2 size;       
} FsBody;

typedef struct {
    FsBody* bodies[PHYS_MAX_BODIES]; 
    int bodyCount;                   
 
    FsVec2 gravity;                  
    FsVec2 damping;                  
} FsSpace;

FsSpace fsSpaceCreate(FsVec2 gravity, FsVec2 damping);

void fsSpaceAddBody(FsSpace* space, FsBody* body);

void fsSpaceStep(FsSpace* space, float stepTime);

bool fsIsQuadColiding(FsBody quad1, FsBody quad2);