Render basic geometry

Added GraphicsContext, SwapChain, Buffer, VertexBuffer, IndexBuffer and a basic DX11 implementation.

GlitchyEngine/src/Renderer/IndexBuffer.bf

@@ -0,0 +1,32 @@
+namespace GlitchyEngine.Renderer
+{
+	public enum IndexFormat
+	{
+		Index16Bit,
+		Index32Bit,
+	}
+
+	public class IndexBuffer : Buffer
+	{
+		private uint32 _indexCount;
+		private IndexFormat _format;
+
+		public uint32 IndexCount => _indexCount;
+		public IndexFormat Format => _format;
+
+		public this(GraphicsContext context, uint32 indexCount, Usage usage = .Default, CPUAccessFlags cpuAccess = .None, IndexFormat indexFormat = .Index16Bit) : base(context)
+		{
+			_indexCount = indexCount;
+			_format = indexFormat;
+
+			_description = .()
+				{
+					Size = (_format == .Index32Bit ? 4 : 2) * _indexCount,
+					Usage = usage,
+					CPUAccess = cpuAccess,
+					BindFlags = .Index,
+					MiscFlags = .None
+				};
+		}
+	}
+}