Add basic implementation of particle explosion

Using drawables still, just to get things in place and setup the
structure

osu.Game.Tests/Visual/Gameplay/TestSceneParticleExplosion.cs

@@ -0,0 +1,30 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Textures;
+using osu.Game.Graphics;
+using osuTK;
+
+namespace osu.Game.Tests.Visual.Gameplay
+{
+    [TestFixture]
+    public class TestSceneParticleExplosion : OsuTestScene
+    {
+        [BackgroundDependencyLoader]
+        private void load(TextureStore textures)
+        {
+            AddStep(@"display", () =>
+            {
+                Child = new ParticleExplosion(textures.Get("Cursor/cursortrail"), 150, 1200)
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    Size = new Vector2(200)
+                };
+            });
+        }
+    }
+}