diff --git a/src/gx/CGxFormat.cpp b/src/gx/CGxFormat.cpp
index e23ea93..c09d63a 100644
--- a/src/gx/CGxFormat.cpp
+++ b/src/gx/CGxFormat.cpp
@@ -21,3 +21,24 @@ int32_t CGxFormat::formatToBitsUint[] = {
     24, // Fmt_Ds248
     32, // Fmt_Ds320
 };
+
+int32_t AdapterFormatSort(const void* a, const void* b) {
+    auto formatA = static_cast<const CGxFormat*>(a);
+    auto formatB = static_cast<const CGxFormat*>(b);
+
+    auto sizeSort = (formatA->size.x * formatA->size.y) - (formatB->size.x * formatB->size.y);
+
+    if (sizeSort != 0) {
+        return sizeSort;
+    }
+
+    auto colorSort = formatA->colorFormat - formatB->colorFormat;
+
+    if (colorSort != 0) {
+        return colorSort;
+    }
+
+    auto multisampleSort = formatA->multisampleCount - formatB->multisampleCount;
+
+    return multisampleSort;
+}
diff --git a/src/gx/CGxFormat.hpp b/src/gx/CGxFormat.hpp
index 9c8c6cf..4849e75 100644
--- a/src/gx/CGxFormat.hpp
+++ b/src/gx/CGxFormat.hpp
@@ -36,4 +36,6 @@ class CGxFormat {
         C2iVector pos;
 };
 
+int32_t AdapterFormatSort(const void* a, const void* b);
+
 #endif