From 781e108aa31eb1d25f0cc77921bd79c7e78ed310 Mon Sep 17 00:00:00 2001
From: hyzboy <hyzboy@gmail.com>
Date: Wed, 12 Jun 2024 22:31:25 +0800
Subject: [PATCH] added comments

---
 inc/hgl/graph/VKBufferMap.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/inc/hgl/graph/VKBufferMap.h b/inc/hgl/graph/VKBufferMap.h
index db17140d..e2314635 100644
--- a/inc/hgl/graph/VKBufferMap.h
+++ b/inc/hgl/graph/VKBufferMap.h
@@ -84,6 +84,12 @@ public:
             if(!buffer)
                 return(false);
 
+            /*
+            * 注：这里的不管是offset还是c，都会走VAB/IndexBuffer的虚拟版本。
+            *    其中的数据均为单元数据长度而非字节数。
+            * 
+            *    如果需要传字节数，就需要buffer->DeviceBuffer::Write()这样操作
+            */
             return buffer->Write(data,offset,c);
         }