LowLevel.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Aiv.Fast2D;
using OpenTK;

namespace Fast2DApp
{
    class Program
    {
        static void Main(string[] args)
        {
            Window window = new Window(1024, 576, "First Game");
            //window.SetVSync(true);

            Texture logoAiv = new Texture("Assets/LogoAIV.png");

            Mesh triangle = new Mesh();

            triangle.v = new float[]
            {
                0, 0,
                0, 100,
                100, 0,
                100, 0,
                0, 100,
                100, 100,
            };

            triangle.uv = new float[]
            {
                0, 0,
                0, 1,
                1, 0,
                1, 0,
                0, 1,
                1, 1
            };

            /*triangle.vc = new float[]
            {
                1, 0, 0, 1,
                0, 1, 0, 1,
                0, 0, 1, 1,
                1, 0, 0, 1,
                0, 1, 0, 1,
                0, 0, 1, 1
            };*/

            triangle.Update();

            triangle.scale = new Vector2(4, 3.5f);

            while (window.IsOpened)
            {
                //triangle.position += new Vector2(10, 0) * window.deltaTime;
                triangle.position = window.mousePosition;
                //triangle.EulerRotation += 30 * window.deltaTime;
                //triangle.DrawColor(0, 255, 0, 255);
                //triangle.DrawWireframe(0, 255, 0, 255);
                //triangle.DrawColor(255, 0, 255, 255);
                triangle.DrawTexture(logoAiv);

                window.Update();
            }
        }
    }
}