diff --git a/README.md b/README.md
index d0ae140..b7632b1 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
-# zcppwin
-
+# render
+a simple renderer created by winapi/directx11/qt
+please Please check `core/include/render_type_def.h` for the buffer order convention in HLSL to write a shader