buffer setData tweak and pin depthstenciltargetdescription

src/Graphics/Resources/Buffer.cs

@@ -22,8 +22,8 @@ namespace MoonWorks.Graphics
         }
 
         public unsafe void SetData<T>(
-            uint offsetInBytes,
             T[] data,
+            uint offsetInBytes,
             uint dataLengthInBytes
         ) where T : unmanaged
         {
@@ -55,12 +55,11 @@ namespace MoonWorks.Graphics
             }
         }
 
-        public void SetData<T>(
+        public void SetData(
-            uint offsetInBytes,
             IntPtr data,
+            uint offsetInBytes,
             uint dataLengthInBytes
-        ) where T : unmanaged
+        ) {
-        {
             Refresh.Refresh_SetBufferData(
                 Device.Handle,
                 Handle,
@@ -70,6 +69,20 @@ namespace MoonWorks.Graphics
             );
         }
 
+        public unsafe void SetData<T>(
+            T* data,
+            uint offsetInBytes,
+            uint dataLengthInBytes
+        ) where T : unmanaged {
+            Refresh.Refresh_SetBufferData(
+                Device.Handle,
+                Handle,
+                offsetInBytes,
+                (IntPtr) data,
+                dataLengthInBytes
+            );
+        }
+
         // NOTE: You want to wait on the device before calling this
         public unsafe void GetData<T>(
             T[] data,

src/Graphics/Resources/RenderPass.cs

@@ -25,12 +25,12 @@ namespace MoonWorks.Graphics
 
         public unsafe RenderPass(
             GraphicsDevice device,
-            DepthStencilTargetDescription depthStencilTargetDescription,
+            in DepthStencilTargetDescription depthStencilTargetDescription,
             params ColorTargetDescription[] colorTargetDescriptions
         ) : base(device)
         {
-            DepthStencilTargetDescription* depthStencilPtr = &depthStencilTargetDescription;
 
+            fixed (DepthStencilTargetDescription* depthStencilPtr = &depthStencilTargetDescription)
             fixed (ColorTargetDescription* colorPtr = colorTargetDescriptions)
             {
                 Refresh.RenderPassCreateInfo renderPassCreateInfo;