restructured project to encapsulate backend into library

CMakeLists.txt

@@ -26,4 +26,5 @@ if(NOT GLM_FOUND)
 endif()
 
 # Include sub-projects.
+add_subdirectory("backend")
 add_subdirectory ("src")

backend/CMakeLists.txt

@@ -0,0 +1,20 @@
+add_library(backend STATIC 
+	"src/Drawable.cpp"
+	"src/Transformable.cpp"
+	"src/Shader.cpp"
+	"src/VertexArrayObject.cpp"
+)
+
+target_sources(backend PUBLIC 
+	${VENDOR_DIR}/glad/src/glad.c
+)
+
+target_include_directories(backend PUBLIC 
+	${GLM_INCLUDE_DIRS}
+	${VENDOR_DIR}/glad/include
+	include 
+)
+
+target_link_libraries(backend PUBLIC
+	${GLM_LIBRARIES}
+)

backend/src/Drawable.cpp

@@ -1,4 +1,4 @@
-#include "Drawable.hpp"
+#include "backend/Drawable.hpp"
 
 void Drawable::Render()
 {

backend/src/Shader.cpp

@@ -1,4 +1,4 @@
-#include "Shader.hpp"
+#include "backend/Shader.hpp"
 
 #include <iostream>	
 

backend/src/Transformable.cpp

@@ -1,4 +1,4 @@
-#include "Transformable.hpp"
+#include "backend/Transformable.hpp"
 
 Transformable::Transformable() :
 	position(0.0f), scale(1.0f), orientation(0.0, 0.0, 0.0, 1.0)

backend/src/VertexArrayObject.cpp

@@ -1,4 +1,4 @@
-#include "VertexArrayObject.hpp"
+#include "backend/VertexArrayObject.hpp"
 
 #include <assert.h>
 #include <glad/glad.h>

src/CMakeLists.txt

@@ -1,10 +1,8 @@
 add_executable(visualizer
-	"main.cpp" "Application.cpp"
- "backend/VertexArrayObject.cpp" "backend/Shader.cpp"  "Cuboid.cpp" "backend/Drawable.cpp" "backend/Transformable.cpp")
+	"main.cpp" "Application.cpp" "Cuboid.cpp"
+)
 
 target_sources(visualizer PUBLIC 
-	${VENDOR_DIR}/glad/src/glad.c
-
 	${VENDOR_DIR}/imgui/backends/imgui_impl_opengl3.cpp
 	${VENDOR_DIR}/imgui/backends/imgui_impl_glfw.cpp
 	${VENDOR_DIR}/imgui/imgui.cpp
@@ -16,12 +14,11 @@ target_sources(visualizer PUBLIC
 
 target_include_directories(visualizer PRIVATE 
 	${GLFW3_INCLUDE_DIRS}
-	${GLM_INCLUDE_DIRS}
-	${VENDOR_DIR}/glad/include
 	${VENDOR_DIR}/imgui
+	backend
 )
 
 target_link_libraries(visualizer PRIVATE 
 	${GLFW3_LIBRARIES} 
-	${GLM_LIBRARIES}
+	backend
 )