raylib game loop

game.c

#include <raylib.h>

#define FPS 30  // Frames per second

// GLOBAL VARIABLES
float TICK_RATE = 0.01;
float TICK_TIME = 0;
int DRAWS = 0;
int UPDATES = 0;
int KEYPRSS_COUNTER = 0;
float TRIANGLE_ROTATION = 0;
float FINISH_TIME = 0;
Vector2 PLAYER = {
    .x = 0,
    .y = 400
};

// FUNCTION PROTOTYPES
int GameTick();
void GameDraw();
void GameLogic();
void GameInput();

int main(void)
{
    const int screenWidth = 800;
    const int screenHeight = 450;

    InitWindow(screenWidth, screenHeight, "raylib [core] example - basic window");

    SetTargetFPS(FPS);
    while (!WindowShouldClose())
    {
        GameInput();
        while (GameTick())
        {
            GameLogic();
        }
        GameDraw();
    }

    CloseWindow();
    return 0;
}

void GameInput()
{
    if (IsKeyPressed(KEY_SPACE))
    {
        KEYPRSS_COUNTER++;
    }
}

int GameTick()
{
    float current_time = GetTime();

    if ( (current_time - TICK_TIME) > TICK_RATE )
    {
        TICK_TIME += TICK_RATE;
        UPDATES++;
        return 1;
    }

    return 0;
}

void GameDraw()
{
    BeginDrawing();
    if ( PLAYER.x > GetScreenWidth())
    {
        ClearBackground(DARKGREEN);
        DrawText(TextFormat("Ball finsished at: %.1f seconds", FINISH_TIME), 190, 150, 40, LIGHTGRAY);
    }
    else
    {
        ClearBackground(RAYWHITE);
        DrawText(TextFormat("Ball position.x: %.2f", PLAYER.x), 190, 150, 40, LIGHTGRAY);
    }
    
    DrawText(TextFormat("TIME: %.1f", GetTime()), 10, 10, 20, GRAY);
    DrawText(TextFormat("UPDATES: %i", UPDATES), 10, 30, 20, GRAY);
    DrawText(TextFormat("DRAWS: %i", DRAWS), 10, 50, 20, GRAY);
    DrawText(TextFormat("SPACE pressed %i times!", KEYPRSS_COUNTER), 190, 200, 40, LIGHTGRAY);
    DrawCircleV(PLAYER, 50, BLUE);
    EndDrawing();
    DRAWS++;
}

void GameLogic()
{
    if (FINISH_TIME)
    {
        return;
    }

    if (PLAYER.x <= GetScreenWidth())
    {
        PLAYER.x = PLAYER.x + 1;
        return;
    }

    FINISH_TIME = GetTime();
}