private GameObject BuildPlayer()
{
var player = new GameObject();
var spriteSheet = _assetsResolver.Get <SpriteSheet>("assets/sheet.json");
var sprite = spriteSheet.Get("playerShip2_green.png");
var playerTransform = player.Components.Add <TransformComponent>();
playerTransform.Local.Position.X = _canvas.Width / 2;
playerTransform.Local.Position.Y = _canvas.Height / 2;
var playerSpriteRenderer = player.Components.Add <SpriteRenderComponent>();
playerSpriteRenderer.Sprite = sprite;
var bbox = player.Components.Add <BoundingBoxComponent>();
bbox.SetSize(sprite.Bounds.Size);
var rigidBody = player.Components.Add <MovingBody>();
rigidBody.MaxSpeed = 400f;
player.Components.Add <PlayerBrain>();
return(player);
}
private GameObject BuildBackground()
{
var background = new GameObject();
var sprite = _assetsResolver.Get <Sprite>("assets/backgrounds/blue.png");
var transform = background.Components.Add <TransformComponent>();
if (this.Game.Display.Size.Width > sprite.Bounds.Width)
{
transform.Local.Scale.X = 2f * (float)this.Game.Display.Size.Width / sprite.Bounds.Width;
}
if (this.Game.Display.Size.Height > sprite.Bounds.Height)
{
transform.Local.Scale.Y = 2f * (float)this.Game.Display.Size.Height / sprite.Bounds.Height;
}
var renderer = background.Components.Add <RectRenderComponent>();
renderer.Sprite = sprite;
renderer.RepeatPattern = RepeatPattern.Repeat;
renderer.LayerIndex = (int)RenderLayers.Background;
return(background);
}
public static async ValueTask <AssetsGame> Create(BECanvasComponent canvas, IAssetsResolver assetsResolver)
{
var context = await canvas.CreateCanvas2DAsync();
var game = new AssetsGame(context, assetsResolver);
var fpsCounter = new GameObject();
fpsCounter.Components.Add <FPSCounterComponent>();
game._sceneGraph.Root.AddChild(fpsCounter);
var player = new GameObject();
var playerSprite = assetsResolver.Get <Sprite>("assets/playerShip2_green.png");
var playerTransform = player.Components.Add <TransformComponent>();
playerTransform.Local.Position.X = canvas.Width / 2 - playerSprite.Size.Width;
playerTransform.Local.Position.Y = canvas.Height - playerSprite.Size.Height * 2;
var playerSpriteRenderer = player.Components.Add <SpriteRenderComponent>();
playerSpriteRenderer.Sprite = playerSprite;
game._sceneGraph.Root.AddChild(player);
var enemy = new GameObject();
var enemySprite = assetsResolver.Get <Sprite>("assets/enemyRed1.png");
var enemyTransform = enemy.Components.Add <TransformComponent>();
enemyTransform.Local.Position.X = canvas.Width / 2 - enemySprite.Size.Width;
enemyTransform.Local.Position.Y = enemySprite.Size.Height * 2;
var enemySpriteRenderer = enemy.Components.Add <SpriteRenderComponent>();
enemySpriteRenderer.Sprite = enemySprite;
game._sceneGraph.Root.AddChild(enemy);
var rand = new Random();
for (var i = 0; i != 6; ++i)
{
AddAsteroid(game, canvas, assetsResolver, rand);
}
return(game);
}
private static void AddAsteroid(AssetsGame game, BECanvasComponent canvas, IAssetsResolver assetsResolver, Random rand)
{
var asteroid = new GameObject();
var sprite = assetsResolver.Get <Sprite>("assets/meteorBrown_big1.png");
var transform = asteroid.Components.Add <TransformComponent>();
transform.Local.Position.X = rand.Next(sprite.Size.Width * 2, (int)canvas.Width - sprite.Size.Width * 2);
transform.Local.Position.Y = rand.Next(sprite.Size.Height * 2, (int)(canvas.Height / 4) * 3);
var spriteRenderer = asteroid.Components.Add <SpriteRenderComponent>();
spriteRenderer.Sprite = sprite;
asteroid.Components.Add <AsteroidBrainComponent>();
game._sceneGraph.Root.AddChild(asteroid);
}
private void InitCursor()
{
var cursor = new GameObject(this);
cursor.Components.Add <TransformComponent>();
var renderer = cursor.Components.Add <SpriteRenderComponent>();
var spriteSheet = _assetsResolver.Get <SpriteSheet>("assets/tilesets/dungeon4.json");
renderer.Sprite = spriteSheet.GetSprite("cursor-x");
renderer.LayerIndex = (int)RenderLayers.UI;
var brain = cursor.Components.Add <CursorBrainComponent>();
brain.WalkableSprite = spriteSheet.GetSprite("cursor");
brain.ForbiddenSprite = spriteSheet.GetSprite("cursor-x");
brain.SelectionSprite = spriteSheet.GetSprite("cursor-sel");
this.Root.AddChild(cursor);
}
