From 68bb51439fba97805e92b6e64b1a399c739f7f42 Mon Sep 17 00:00:00 2001
From: cosmonaut <evan@moonside.games>
Date: Mon, 1 Feb 2021 22:53:24 -0800
Subject: [PATCH] change type buffer setdata to use element offset and length

---
 src/Graphics/Resources/Buffer.cs | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/src/Graphics/Resources/Buffer.cs b/src/Graphics/Resources/Buffer.cs
index 3fbcfd7f..0f3900da 100644
--- a/src/Graphics/Resources/Buffer.cs
+++ b/src/Graphics/Resources/Buffer.cs
@@ -23,18 +23,20 @@ namespace MoonWorks.Graphics
 
         public unsafe void SetData<T>(
             T[] data,
-            uint offsetInBytes,
-            uint dataLengthInBytes
+            uint offsetInElements,
+            uint lengthInElements
         ) where T : unmanaged
         {
+            var elementSize = Marshal.SizeOf<T>();
+
             fixed (T* ptr = &data[0])
             {
                 Refresh.Refresh_SetBufferData(
                     Device.Handle,
                     Handle,
-                    offsetInBytes,
+                    (uint) (offsetInElements * elementSize),
                     (IntPtr) ptr,
-                    dataLengthInBytes
+                    (uint) (lengthInElements * elementSize)
                 );
             }
         }
@@ -71,15 +73,16 @@ namespace MoonWorks.Graphics
 
         public unsafe void SetData<T>(
             T* data,
-            uint offsetInBytes,
-            uint dataLengthInBytes
+            uint offsetInElements,
+            uint lengthInElements
         ) where T : unmanaged {
+            var elementSize = Marshal.SizeOf<T>();
             Refresh.Refresh_SetBufferData(
                 Device.Handle,
                 Handle,
-                offsetInBytes,
+                (uint) (offsetInElements * elementSize),
                 (IntPtr) data,
-                dataLengthInBytes
+                (uint) (lengthInElements * elementSize)
             );
         }