render.h

// Copyright (c) 2025-2026 Henrique Rodrigues Santos
// Licensed under the MIT License
// Github: https://github.com/saintsHr/Fireset
 
#pragma once
 
#include <GL/gl.h>
#include <stdint.h>
#include "fireset/vector.h"
#include "fireset/image.h"
#include "fireset/color.h"

typedef enum {
    FS_DIRECTION_UP,    
    FS_DIRECTION_RIGHT, 
    FS_DIRECTION_DOWN,  
    FS_DIRECTION_LEFT   
} FsDirection;


typedef struct{
    FsVec2 position;    
    FsVec2 size;        
    FsColor color;      
    float angle;        
} FsQuad;

typedef struct{
    FsVec2 position;    
    FsVec2 size;        
    FsColor color;      
    float angle;        
} FsTriangle;

typedef struct{
    FsVec2 position;    
    FsColor color;      
} FsPoint;

typedef struct{
    FsVec2 position;    
    FsVec2 size;        
    FsColor color;      
    float angle;        
    int segments;       
} FsCircle;

typedef struct{
    FsVec2 position;    
    float length;       
    float angle;        
    float thickness;    
    FsColor color;      
} FsLine;

typedef struct{
    FsVec2 position;    
    FsVec2 size;        
    FsTexture* texture; 
    float angle;        
    int texRot;         
} FsSprite;

double fsLookAt(FsVec2 origin, FsVec2 target, FsDirection forward);

void fsDrawPoint(const FsPoint* p, int zindex);

void fsDrawLine(const FsLine* line, int zindex);

void fsDrawTriangle(const FsTriangle* tri, int zindex);

void fsDrawQuad(const FsQuad* quad, int zindex);

void fsDrawCircle(const FsCircle* circle, int zindex);

void fsDrawSprite(const FsSprite* sprite, int zindex);

void fsOrthoSet(int width, int height);

void fsClear(FsColor color);