/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
/// This is called in the main loop after Update to render the current state of the game
/// on the screen.
protected override void Draw(GameTime gameTime)
{
// spriteBatch is an object that allows us to draw everything
spriteBatch.Begin(SpriteSortMode.BackToFront, BlendState.AlphaBlend);
// draw the background if we've started
if (start)
{
spriteBatch.Draw(backGroundTexture, viewPort, null, Color.White, 0, Vector2.Zero, SpriteEffects.None, 1);
//draw the aliens
foreach (Alien a in aliens)
{
a.Draw(spriteBatch);
}
}
//Draw start screen if start hasnt been pushed
else if (!start)
{
spriteBatch.Draw(startScreenTexture, viewPort, null, Color.White, 0, Vector2.Zero, SpriteEffects.None, 1);
}
// draw the ship over background
myShip.Draw(spriteBatch);
//Draw the bombs
Arsenal.Draw(spriteBatch);
//Draw the missiles
shipWeapons.Draw(spriteBatch);
spriteBatch.End();
base.Draw(gameTime);
}
/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.Black);
spriteBatch.Begin(SpriteSortMode.Deferred, null, SamplerState.PointWrap);
_invadersWall.Draw(spriteBatch);
_ship.Draw();
if (_bullet.IsVisible)
{
_bullet.Draw(spriteBatch);
}
spriteBatch.End();
base.Draw(gameTime);
}