From 694f1b0ec3c119d4625dd1ab10145aed23642a6b Mon Sep 17 00:00:00 2001
From: Hunter Kvalevog <hunter@kvog.sh>
Date: Thu, 13 Nov 2025 18:14:17 -0600
Subject: gl-vfog

---
 common/c_cpp/CMakeLists.txt | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'common')

diff --git a/common/c_cpp/CMakeLists.txt b/common/c_cpp/CMakeLists.txt
index 6b4543f..f87b1d5 100644
--- a/common/c_cpp/CMakeLists.txt
+++ b/common/c_cpp/CMakeLists.txt
@@ -5,6 +5,9 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 add_library(common INTERFACE)
 
+set(FETCHCONTENT_QUIET FALSE)
+include(FetchContent)
+
 # -----------------------------------------------------------------------------
 # Language options
 # -----------------------------------------------------------------------------
@@ -26,6 +29,34 @@ if(NOT MINGW)
   target_link_options(common    INTERFACE -fsanitize=address)
 endif()
 
+# -----------------------------------------------------------------------------
+# Dependency: Dear ImGui
+# -----------------------------------------------------------------------------
+if(DEMO_NEEDS_DEAR_IMGUI)
+  FetchContent_Declare(
+    DEAR_IMGUI
+    GIT_REPOSITORY https://github.com/ocornut/imgui.git
+    GIT_TAG        v1.92.4 
+    GIT_PROGRESS   TRUE
+    GIT_SHALLOW    TRUE
+  )
+  FetchContent_MakeAvailable(DEAR_IMGUI)
+  message("dear_imgui_SOURCE_DIR: ${dear_imgui_SOURCE_DIR}")
+  add_library(common_dear_imgui STATIC
+    "${dear_imgui_SOURCE_DIR}/imgui.cpp"
+    "${dear_imgui_SOURCE_DIR}/imgui_demo.cpp"
+    "${dear_imgui_SOURCE_DIR}/imgui_draw.cpp"
+    "${dear_imgui_SOURCE_DIR}/imgui_tables.cpp"
+    "${dear_imgui_SOURCE_DIR}/imgui_widgets.cpp"
+  )
+  target_include_directories(common_dear_imgui PUBLIC
+    "${dear_imgui_SOURCE_DIR}"
+    "${dear_imgui_SOURCE_DIR}/backends"
+  )
+  target_compile_features(common_dear_imgui PRIVATE cxx_std_17)
+  target_link_libraries(common INTERFACE common_dear_imgui)
+endif()
+
 # -----------------------------------------------------------------------------
 # Dependency: FFmpeg
 # -----------------------------------------------------------------------------
-- 
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