Example Game Class – The Heart of Every GFX Game

using DarkestMine.Behaviors;
using LibGFX.Core;
using LibGFX.Core.GameElements;
using LibGFX.Graphics;
using LibGFX.Graphics.Animation2D;
using LibGFX.Graphics.Materials;
using LibGFX.Graphics.Renderer.OpenGL;
using LibGFX.Physics;
using LibGFX.Physics.Behaviors2D;
using OpenTK.Mathematics;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DarkestMine
{
    // Base game class
    internal class MyGame : Game
    {
        private Scene2D _scene;
        private Sprite _player;
        private OrthographicCamera _camera;
        private PhysicsHandler2D _physicsHandler;

        // Initialize game components
        public override void Initialize()
        {
            _camera = new OrthographicCamera(new Vector2(0.0f, 0.0f), new Vector2(1280, 720));
            _camera.SetAsCurrent();

            _physicsHandler = new PhysicsHandler2D(new Vector2(0.0f, 0.0f));

            _scene = new Scene2D("BASE_LAYER", "PROJECTILES", "ENEMYS", "PLAYER", "PICKUPS");
            _scene.PhysicsHandler = _physicsHandler;

            var playerRunMaterial = AssetManager.Load<SpriteMaterial>("Assets/Sprites/Player/PlayerRun.png");
            var playerIdleMaterial = AssetManager.Load<SpriteMaterial>("Assets/Sprites/Player/PlayerIdle.png");
            
            _player = new Sprite("Player", new Vector2(0.0f, 0.0f), new Vector2(128, 128), playerRunMaterial);
            _player.UVTransform = playerRunMaterial.Texture.GetSafeUVTransform(0, 0, 64, 64);
            _player.Shader = RenderDevice.GetShaderProgram("SpriteShader");
            _player.AddAnimation(new Animation2D("Walk", 64, 64, 0, 0, 5, 10, playerRunMaterial));
            _player.AddAnimation(new Animation2D("Idle", 64, 64, 0, 0, 3, 3, playerIdleMaterial));
            
            var ridibody = _player.AddBehavior<CapsuleRigidBody>(new CapsuleRigidBody(_physicsHandler));
            ridibody.CreateRigidBody(5.0f, 0.5f, 0.25f);
            _player.AddBehavior<PlayerBhv>(new PlayerBhv());
            _player.PlayAnimation("Walk");
            _scene.AddGameElement("PLAYER", _player);
        }

        // Load game content
        public override void LoadContent()
        {
            AssetManager.ForeachAsset<SpriteMaterial>(material =>
            {
                Debug.WriteLine($"Initializing Material");
                material.Init(this.RenderDevice);
            });
            _scene.Init(Viewport, RenderDevice);
        }

        // Update game logic
        public override void Update(float deltaTime)
        {
            _scene.UpdatePhysics(deltaTime);
            _scene.Update(deltaTime);
        }

        // Render game content
        public override void Render()
        {
            _scene.Render(Viewport, RenderDevice, _camera);
            RenderDevice.DrawRenderTarget(_scene.RenderTarget as RenderTarget2D, 0);
        }

        // Dispose resources
        public override void Dispose()
        {
            AssetManager.ForeachAsset<SpriteMaterial>(material =>
            {
                material.Dispose(RenderDevice);
            });
        }
    }
}