From e0e32bdadde76192e72f2c44d53aafd78cded942 Mon Sep 17 00:00:00 2001
From: Pinwhell <60289470+pinwhell@users.noreply.github.com>
Date: Thu, 19 Sep 2024 03:42:25 -0400
Subject: [PATCH] Backend Targets Impl

---
 CMakeLists.txt              |  4 ++++
 backends/CMakeLists.txt     | 38 +++++++++++++++++++++++++++++++++++++
 cmake/imgui-config.cmake.in | 16 ++++++++++++++++
 3 files changed, 58 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2dd8457e4..a26d03cbb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,6 +5,10 @@ project(imgui)
 option(IMGUI_IMPL_WIN32 "Enable ImGui Win32 implementation" ON)
 option(IMGUI_IMPL_OPENGL2 "Enable ImGui OpenGL2 implementation" OFF)
 option(IMGUI_IMPL_OPENGL3 "Enable ImGui OpenGL3 implementation" OFF)
+option(IMGUI_IMPL_DX9 "Enable ImGui DirectX9 implementation" OFF)
+option(IMGUI_IMPL_DX10 "Enable ImGui DirectX10 implementation" OFF)
+option(IMGUI_IMPL_DX11 "Enable ImGui DirectX11 implementation" OFF)
+option(IMGUI_IMPL_DX12 "Enable ImGui DirectX12 implementation" OFF)
 option(IMGUI_ENABLE_PLAYGROUND "Enable playground subdirectory" OFF)
 
 set(IMGUI_INC_DIR
diff --git a/backends/CMakeLists.txt b/backends/CMakeLists.txt
index 960998ea2..ddcf3ecfa 100644
--- a/backends/CMakeLists.txt
+++ b/backends/CMakeLists.txt
@@ -31,3 +31,41 @@ install_target_and_headers(imgui opengl3
 endif()
 
 endif()
+
+if(IMGUI_IMPL_DX9)
+add_library_ns(imgui dx9 STATIC imgui_impl_dx9.cpp)
+target_include_dir_iface(imgui-dx9 PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} include PRIVATE ${IMGUI_INC_DIR})
+target_link_libraries(imgui-dx9 d3d9.lib)
+install_target_and_headers(imgui dx9
+    imgui_impl_dx9.h
+    )
+endif()
+
+if(IMGUI_IMPL_DX10)
+add_library_ns(imgui dx10 STATIC imgui_impl_dx10.cpp)
+target_include_dir_iface(imgui-dx10 PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} include PRIVATE ${IMGUI_INC_DIR})
+target_link_libraries(imgui-dx10 d3d10.lib)
+install_target_and_headers(imgui dx10
+    imgui_impl_dx10.h
+    )
+endif()
+
+if(IMGUI_IMPL_DX11)
+add_library_ns(imgui dx11 STATIC imgui_impl_dx11.cpp)
+target_include_dir_iface(imgui-dx11 PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} include PRIVATE ${IMGUI_INC_DIR})
+target_link_libraries(imgui-dx11 d3d11.lib)
+install_target_and_headers(imgui dx11
+    imgui_impl_dx11.h
+    )
+endif()
+
+if(IMGUI_IMPL_DX12)
+add_library_ns(imgui dx12 STATIC imgui_impl_dx12.cpp)
+target_include_dir_iface(imgui-dx12 PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} include PRIVATE ${IMGUI_INC_DIR})
+target_link_libraries(imgui-dx12 d3d12.lib)
+install_target_and_headers(imgui dx12
+    imgui_impl_dx12.h
+    )
+endif()
+
+
diff --git a/cmake/imgui-config.cmake.in b/cmake/imgui-config.cmake.in
index f23d956e6..f49506c6d 100644
--- a/cmake/imgui-config.cmake.in
+++ b/cmake/imgui-config.cmake.in
@@ -28,3 +28,19 @@ if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/imgui-opengl3-targets.cmake")
 include("${CMAKE_CURRENT_LIST_DIR}/imgui-opengl3-targets.cmake")
 endif()
 
+if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/imgui-dx9-targets.cmake")
+include("${CMAKE_CURRENT_LIST_DIR}/imgui-dx9-targets.cmake")
+endif()
+
+if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/imgui-dx10-targets.cmake")
+include("${CMAKE_CURRENT_LIST_DIR}/imgui-dx10-targets.cmake")
+endif()
+
+if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/imgui-dx11-targets.cmake")
+include("${CMAKE_CURRENT_LIST_DIR}/imgui-dx11-targets.cmake")
+endif()
+
+if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/imgui-dx12-targets.cmake")
+include("${CMAKE_CURRENT_LIST_DIR}/imgui-dx12-targets.cmake")
+endif()
+