ibois-epfl · nrichart · Aug 3, 2023
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,12 +1,34 @@
-# TODO: add better synthax for library
-add_library(imgui STATIC
+cmake_minimum_required(VERSION 3.1)
+project(imgui)
 
+add_library(imgui
     imgui.cpp
     imgui_draw.cpp
     imgui_demo.cpp
     imgui_widgets.cpp
     imgui_tables.cpp
 
-    imgui_impl_glfw.cpp
-    imgui_impl_opengl3.cpp
-)
+    backends/imgui_impl_glfw.cpp
+    backends/imgui_impl_opengl3.cpp
+)
+file(GLOB _headers *.h backends/*.h)
+
+target_source(imgui PUBLIC
+    FILE_SET HEADERS
+      FILES ${_headers}
+)
+
+find_package(glfw3 REQUIRED)
+
+if(NOT DEFINED(OpenGL_GL_PREFERENCE))
+    set(OpenGL_GL_PREFERENCE LEGACY)
+endif()
+find_package(OpenGL REQUIRED)
+
+target_link_libraries(imgui PRIVATE OpenGL::GL glfw)
+target_include_directories(imgui
+    INTERFACE $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>
+              $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/backends>
+)
+
+add_library(imgui::imgui ALIAS imgui)
diff --git a/imgui_impl_glfw.cpp → backends/imgui_impl_glfw.cpp b/imgui_impl_glfw.cpp → backends/imgui_impl_glfw.cpp
diff --git a/imgui_impl_glfw.h → backends/imgui_impl_glfw.h b/imgui_impl_glfw.h → backends/imgui_impl_glfw.h
diff --git a/imgui_impl_opengl3.cpp → backends/imgui_impl_opengl3.cpp b/imgui_impl_opengl3.cpp → backends/imgui_impl_opengl3.cpp
diff --git a/imgui_impl_opengl3.h → backends/imgui_impl_opengl3.h b/imgui_impl_opengl3.h → backends/imgui_impl_opengl3.h
diff --git a/imgui_impl_opengl3_loader.h → backends/imgui_impl_opengl3_loader.h b/imgui_impl_opengl3_loader.h → backends/imgui_impl_opengl3_loader.h