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2026-06-03 09:00:11 +08:00
commit 9be48d8b9e
155 changed files with 14827 additions and 0 deletions
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+# FindImgui.cmake
+# Finds ImGui library and sets up compilation
+#
+# This module defines:
+#  Imgui_FOUND - System has ImGui
+#  Imgui_INCLUDE_DIRS - ImGui include directories
+#  Imgui_SOURCES - ImGui source files to compile
+#  Imgui::Imgui - Imported target for ImGui
+
+# Find ImGui directory
+find_path(Imgui_DIR
+    NAMES imgui.h
+    PATHS
+        ${IMGUI_DIR}
+        ${CMAKE_SOURCE_DIR}/third_party/imgui-1.92.7
+        ${CMAKE_SOURCE_DIR}/third_party/imgui
+    DOC "ImGui root directory"
+)
+
+if(Imgui_DIR)
+    set(Imgui_INCLUDE_DIRS 
+        ${Imgui_DIR}
+        ${Imgui_DIR}/backends
+    )
+    
+    # Core ImGui source files
+    set(Imgui_SOURCES
+        ${Imgui_DIR}/imgui.cpp
+        ${Imgui_DIR}/imgui_draw.cpp
+        ${Imgui_DIR}/imgui_tables.cpp
+        ${Imgui_DIR}/imgui_widgets.cpp
+        ${Imgui_DIR}/imgui_demo.cpp
+    )
+    
+    # Backend source files for Win32 + OpenGL3
+    list(APPEND Imgui_SOURCES
+        ${Imgui_DIR}/backends/imgui_impl_win32.cpp
+        ${Imgui_DIR}/backends/imgui_impl_opengl3.cpp
+    )
+    
+    set(Imgui_FOUND TRUE)
+endif()
+
+# Handle standard find_package arguments
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Imgui
+    REQUIRED_VARS
+        Imgui_DIR
+        Imgui_INCLUDE_DIRS
+        Imgui_SOURCES
+)
+
+if(Imgui_FOUND)
+    # Create imported target
+    if(NOT TARGET Imgui::Imgui)
+        # Create the actual library target first
+        add_library(imgui_lib STATIC ${Imgui_SOURCES})
+        target_include_directories(imgui_lib PUBLIC ${Imgui_INCLUDE_DIRS})
+        
+        # Link against Windows libraries for Win32 backend and OpenGL
+        target_link_libraries(imgui_lib PUBLIC
+            opengl32
+            gdi32
+            dwmapi
+            imm32
+        )
+        
+        # Enable docking support
+        # target_compile_definitions(imgui_lib PUBLIC IMGUI_HAS_DOCK)
+
+        # Set C++ standard
+        target_compile_features(imgui_lib PUBLIC cxx_std_17)
+        
+        # Create an alias with the :: namespace
+        add_library(Imgui::Imgui ALIAS imgui_lib)
+    endif()
+    
+    message(STATUS "Found ImGui: ${Imgui_DIR}")
+endif()
+
+mark_as_advanced(
+    Imgui_DIR
+)