Use Eigen headers only instead of full codebase

Author: MrMagnifico

framework/CMakeLists.txt

@@ -27,7 +27,7 @@ else()
 		"src/imguizmo.cpp"
 		"src/ImGuizmo/ImGuizmo.cpp")
 	target_include_directories(CGFramework PRIVATE "include/framework/" PUBLIC "include/")
-	target_link_libraries(CGFramework PUBLIC OpenGL::GL glad glm glfw imgui stb tinyobjloader fmt nativefiledialog toml eigen)
+	target_link_libraries(CGFramework PUBLIC OpenGL::GL glad glm glfw imgui stb tinyobjloader fmt nativefiledialog toml)
 	target_compile_features(CGFramework PUBLIC cxx_std_20)
 	set_property(TARGET CGFramework PROPERTY POSITION_INDEPENDENT_CODE ON)
 endif()

framework/third_party/CMakeLists.txt

@@ -1,7 +1,6 @@
 add_subdirectory("glm")
 add_subdirectory("fmt")
 if (NOT FRAMEWORK_BASIC_LIBRARY)
-	add_subdirectory("eigen-3.4.0")
 	add_subdirectory("tinyobjloader")
 	add_subdirectory("glad")
 	add_subdirectory("glfw3")