diff --git a/inc/hgl/graph/shader/ShaderResource.h b/inc/hgl/graph/shader/ShaderResource.h
index c98d03ce..265fd9ab 100644
--- a/inc/hgl/graph/shader/ShaderResource.h
+++ b/inc/hgl/graph/shader/ShaderResource.h
@@ -15,6 +15,8 @@ VK_NAMESPACE_BEGIN
 
         VkFormat    format;     ///<对应的Vulkan格式(如vec4对应的FMT_RGBA32F)
 
+        uint32_t    stride;     ///<对应Vulkan格式的每数据字节数
+
         uint        binding;
     };//struct ShaderStage
 
diff --git a/src/SceneGraph/shader/ShaderResource.cpp b/src/SceneGraph/shader/ShaderResource.cpp
index 859885df..d3a46a55 100644
--- a/src/SceneGraph/shader/ShaderResource.cpp
+++ b/src/SceneGraph/shader/ShaderResource.cpp
@@ -39,7 +39,7 @@ VK_NAMESPACE_BEGIN
                 ss->base_type=*data++;
                 ss->component=*data++;
 
-                ss->format=VK_NAMESPACE::GetVulkanFormatBySPIRType(ss->base_type,ss->component);
+                VK_NAMESPACE::GetVulkanFormatStrideBySPIRType(ss->format,ss->stride,ss->base_type,ss->component);
 
                 str_len=*data++;
                 ss->name.SetString((char *)data,str_len);