Add GraphicsDevice.DrawUserIndexedPrimitivesPointerEXT() method; Bump versions

Author: ryancheung

FNA.NET.UWP.csproj

@@ -405,7 +405,7 @@
 		<PackageTags>fna;xna;net8</PackageTags>
 		<PackageId>FNA.NET.UWP</PackageId>
 		<Copyright>Copyright 2025 FNA-NET</Copyright>
-		<VersionPrefix>2.1.1.2506</VersionPrefix>
+		<VersionPrefix>2.1.2.2506</VersionPrefix>
 		<VersionSuffix></VersionSuffix>
 		<AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
 

FNA.NET.csproj

@@ -426,7 +426,7 @@
 		<PackageTags>fna;xna;net8</PackageTags>
 		<PackageId>FNA.NET</PackageId>
 		<Copyright>Copyright 2025 FNA-NET</Copyright>
-		<VersionPrefix>2.1.1.2506</VersionPrefix>
+		<VersionPrefix>2.1.2.2506</VersionPrefix>
 		<VersionSuffix></VersionSuffix>
 		<AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
 

src/Graphics/GraphicsDevice.cs

@@ -1470,6 +1470,43 @@ VertexDeclaration vertexDeclaration
 			);
 		}
 
+		public void DrawUserIndexedPrimitivesPointerEXT<T>(
+			PrimitiveType primitiveType,
+			IntPtr vertexData,
+			int vertexOffset,
+			int numVertices,
+			IntPtr indexData,
+			int indexOffset,
+			int primitiveCount
+		) where T : struct, IVertexType {
+			ApplyState();
+
+			PrepareUserVertexBuffer(
+				vertexData,
+				numVertices,
+				vertexOffset,
+				VertexDeclarationCache<T>.VertexDeclaration
+			);
+			PrepareUserIndexBuffer(
+				indexData,
+				PrimitiveVerts(primitiveType, primitiveCount),
+				indexOffset,
+				2
+			);
+
+			FNA3D.FNA3D_DrawIndexedPrimitives(
+				GLDevice,
+				primitiveType,
+				0,
+				0,
+				numVertices,
+				0,
+				primitiveCount,
+				userIndexBuffer,
+				IndexElementSize.SixteenBits
+			);
+		}
+
 		#endregion
 
 		#region DrawPrimitives: Vertex Arrays, No Indices