updated VKArrayBuffer.h

2021-05-08 19:02:08 +08:00
parent 1696c27cbb
commit 7f0a786122
2 changed files with 6 additions and 3 deletions
--- a/inc/hgl/graph/VKArrayBuffer.h
+++ b/inc/hgl/graph/VKArrayBuffer.h
@@ -30,10 +30,14 @@ namespace hgl
                buffer_usage_flags=flags;

                {
-                    const size_t unit_size=sizeof(T);
+                    uint32_t unit_size=sizeof(T);
                    VKMemoryAllocator *ma=new VKMemoryAllocator(device,buffer_usage_flags);
                    MemoryBlock *mb=new MemoryBlock(ma);

+                    uint32_t align_size=ma->GetAllocUnitSize()-1;     ///< this value is "min UBO Offset alignment"
+
+                    unit_size=(unit_size+align_size)&(~align_size);
+
                    coll=new Collection(unit_size,mb);
                }
            }