OK???? 3rd_draw_triangle_use_RenderList run OK!.

inc/hgl/graph/mtl/UBOCommon.h

@@ -1,4 +1,4 @@
-#pragma once
+#pragma once
 
 #include<hgl/graph/mtl/StdMaterial.h>
 #include<hgl/graph/mtl/ShaderBuffer.h>
@@ -42,6 +42,18 @@ constexpr const ShaderBufferSource SBS_CameraInfo=
     float znear,zfar;)"
 };
 
+// UBO必须严格指定数组的大小
+// SSBO则不需要，使用[]方式指定为动态大小数组
+
+constexpr const ShaderBufferSource SBS_LocalToWorld=
+{
+    "LocalToWorldData",
+    "l2w",
+
+    R"(
+    mat4 mats[L2W_MAX_COUNT];)"
+};
+
 constexpr const char MaterialInstanceStruct[]="MaterialInstance";
 
 constexpr const ShaderBufferSource SBS_MaterialInstanceData=