Добавил GLM

.vscode/c_cpp_properties.json

@@ -5,7 +5,8 @@
             "includePath": [
                 "${workspaceFolder}/include",
                 "${workspaceFolder}/../dependencies/GLFW/include",
-                "${workspaceFolder}/../dependencies/glad/include"
+                "${workspaceFolder}/../dependencies/glad/include",
+                "${workspaceFolder}/../dependencies/glm"
             ],
             "compilerPath": "C:/MinGW/bin/g++.exe",
             "cStandard": "c11",

Makefile

@@ -23,6 +23,7 @@ CFLAGS += -c
 CFLAGS += -I./include
 CFLAGS += -I../dependencies/GLFW/include
 CFLAGS += -I../dependencies/glad/include
+CFLAGS += -I../dependencies/glm
 
 # Опции линкера
 LDFLAGS += --std=c++11