Added Camera, Renderer, ... and moved example to sandbox

GlitchyEngine/src/Platform/DX11/Renderer/Dx11RendererAPI.bf

@@ -0,0 +1,27 @@
+using GlitchyEngine.Math;
+
+namespace GlitchyEngine.Renderer
+{
+	extension RendererAPI
+	{
+		private GraphicsContext _context;
+
+		public GraphicsContext Context
+		{
+			get => _context;
+			set => _context = value;
+		}
+
+		public static override API Api => .D3D11;
+
+		public override void Clear(RenderTarget renderTarget, ColorRGBA clearColor)
+		{
+			_context.ClearRenderTarget(renderTarget, clearColor);
+		}
+
+		public override void DrawIndexed(GeometryBinding geometry)
+		{
+			_context.DrawIndexed(geometry.IndexCount, geometry.IndexByteOffset, 0);
+		}
+	}
+}