From a328b57c3c30ca42965d8d098f1d459f9ab10ec7 Mon Sep 17 00:00:00 2001
From: Pcornat <pcornat@protonmail.com>
Date: Thu, 24 Oct 2024 11:14:17 +0200
Subject: [PATCH] Add assimp

---
 .gitmodules     |  3 +++
 CMakeLists.txt  | 25 ++++++++++++++++++++-----
 external/assimp |  1 +
 3 files changed, 24 insertions(+), 5 deletions(-)
 create mode 100644 .gitmodules
 create mode 160000 external/assimp

diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..834c95d
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "external/assimp"]
+	path = external/assimp
+	url = https://github.com/assimp/assimp.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a1d25c3..341273e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,19 +45,34 @@ if (${ENABLE_COVERAGE})
     list(APPEND LINKER_FLAGS gcov)
 endif ()
 
+option(BUILD_SHARED_LIBS "Build package with shared libraries." ON)
+option(ASSIMP_NO_EXPORT "Disable Assimp's export functionality." ON)
+option(ASSIMP_INSTALL "Disable this if you want to use assimp as a submodule." OFF)
+option(ASSIMP_BUILD_ZLIB "Build your own zlib" OFF)
+option(ASSIMP_BUILD_TESTS "If the test suite for Assimp is built in addition to the library." OFF)
+option(ASSIMP_WARNINGS_AS_ERRORS "Treat all warnings as errors." OFF)
+option(ASSIMP_INSTALL_PDB "Install MSVC debug files." OFF)
+option(ASSIMP_INJECT_DEBUG_POSTFIX "Inject debug postfix in .a/.so/.dll lib names" OFF)
+if (CMAKE_BUILD_TYPE STREQUAL "Debug")
+    option(ASSIMP_INJECT_DEBUG_POSTFIX "Inject debug postfix in .a/.so/.dll lib names" ON)
+else ()
+    option(ASSIMP_INJECT_DEBUG_POSTFIX "Inject debug postfix in .a/.so/.dll lib names" OFF)
+endif ()
+add_subdirectory(external/assimp EXCLUDE_FROM_ALL)
+
 add_executable(LearnGtk4 main.cpp
         hello_world.cpp
         hello_world.hpp)
 
-set_target_properties(LearnGtk4 PROPERTIES
-        CXX_STANDARD 20
+set_target_properties(LearnGtk4 assimp PROPERTIES
+        CXX_STANDARD 17
         CXX_STANDARD_REQUIRED ON
         CXX_EXTENSIONS OFF
         INTERPROCEDURAL_OPTIMIZATION ON
-        UNITY_BUILD ON
 )
 
 target_compile_definitions(LearnGtk4 PUBLIC $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
-target_compile_options(LearnGtk4 PUBLIC ${COMPILE_OPTIONS})
+target_compile_definitions(assimp PUBLIC $<$<CONFIG:Debug>:_GLIBCXX_DEBUG>)
+target_compile_options(LearnGtk4 PUBLIC ${COMPILE_FLAGS})
 target_link_options(LearnGtk4 PUBLIC ${LINKER_OPTIONS})
-target_link_libraries(LearnGtk4 PkgConfig::GTKMM4)
+target_link_libraries(LearnGtk4 PkgConfig::GTKMM4 assimp)
diff --git a/external/assimp b/external/assimp
new file mode 160000
index 0000000..f6c6260
--- /dev/null
+++ b/external/assimp
@@ -0,0 +1 @@
+Subproject commit f6c62605c76001ac37f1d86da9922ef61e65501d