used vcpkg instead of sub-modules.

.gitmodules

@@ -37,6 +37,3 @@
 [submodule "TextEncodeConvert"]
 	path = TextEncodeConvert
 	url = https://github.com/hyzboy/TextEncodeConvert.git
-[submodule "glm"]
-	path = glm
-	url = https://github.com/g-truc/glm.git

CMakeLists.txt

@@ -9,9 +9,8 @@ set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/CMCMakeModule)
 
 include(vulkan)
 include(math)
-use_glm(${CMAKE_CURRENT_SOURCE_DIR}/glm)
-
 include(use_cm_module)
+
 use_cm_module(Core)
 use_cm_module(Platform)
 #use_cm_module(2D)
@@ -30,12 +29,9 @@ if(CM_BUILD_TOOLS)
         include(QtCommon)
     ENDIF()
 
-if(WIN32)
-    include_directories("${CMAKE_CURRENT_SOURCE_DIR}/TexConv/DevIL Windows SDK/include")
-    link_directories("${CMAKE_CURRENT_SOURCE_DIR}/TexConv/DevIL Windows SDK/lib/x64/unicode/Release")
-
-    set(CM_MANIFEST ${CMAKE_CURRENT_SOURCE_DIR}/CMCMakeModule/cm_windows.manifest)
-endif(WIN32)
+    if(WIN32)
+        set(CM_MANIFEST ${CMAKE_CURRENT_SOURCE_DIR}/CMCMakeModule/cm_windows.manifest)
+    endif(WIN32)
 
     set(TEX_CONV_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/TexConv)