From fd292fcc2c9b0ed4fd8fb6c8f11677095ec2e5ca Mon Sep 17 00:00:00 2001
From: Angie <angheloalf95@gmail.com>
Date: Sun, 19 May 2024 20:43:07 -0400
Subject: [PATCH] It builds

---
 ultramodern/CMakeLists.txt                  | 61 ++++++++++++++++++++-
 ultramodern/include/ultramodern/recomp_ui.h | 15 +++++
 ultramodern/src/events.cpp                  |  4 +-
 ultramodern/src/rt64_layer.cpp              |  4 ++
 4 files changed, 80 insertions(+), 4 deletions(-)
 create mode 100644 ultramodern/include/ultramodern/recomp_ui.h

diff --git a/ultramodern/CMakeLists.txt b/ultramodern/CMakeLists.txt
index 9dfea09..c4eec4d 100644
--- a/ultramodern/CMakeLists.txt
+++ b/ultramodern/CMakeLists.txt
@@ -1,5 +1,12 @@
-cmake_minimum_required(VERSION 3.20)
 project(ultramodern)
+cmake_minimum_required(VERSION 3.20)
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED True)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+if(UNIX AND NOT APPLE)
+    set(LINUX TRUE)
+endif()
 
 add_library(ultramodern STATIC
     "${CMAKE_CURRENT_SOURCE_DIR}/src/audio.cpp"
@@ -15,10 +22,12 @@ add_library(ultramodern STATIC
 )
 
 target_include_directories(ultramodern PUBLIC
-    "${CMAKE_CURRENT_SOURCE_DIR}/include/ultramodern"
+    "${CMAKE_CURRENT_SOURCE_DIR}/include/"
+    "${CMAKE_CURRENT_SOURCE_DIR}/include/ultramodern" # FIXME: remove redundant path
     "${CMAKE_SOURCE_DIR}/thirdparty/concurrentqueue"
 )
 
+# TODO: remove when rt64 is no longer a hard dependency
 target_include_directories(ultramodern PRIVATE
     "${CMAKE_SOURCE_DIR}/rt64/src"
     "${CMAKE_SOURCE_DIR}/rt64/src/contrib"
@@ -28,3 +37,51 @@ target_include_directories(ultramodern PRIVATE
     "${CMAKE_SOURCE_DIR}/rt64/src/render"
     "${CMAKE_SOURCE_DIR}/rt64/src/contrib/nativefiledialog-extended/src/include"
 )
+
+# TODO: remove when librecomp is untangled from ultramodern
+target_include_directories(ultramodern PRIVATE
+    "${CMAKE_SOURCE_DIR}/librecomp/include"
+)
+
+if (WIN32)
+    include(FetchContent)
+    # Fetch SDL2 on windows
+    FetchContent_Declare(
+        sdl2
+        URL https://github.com/libsdl-org/SDL/releases/download/release-2.28.5/SDL2-devel-2.28.5-VC.zip
+        URL_HASH MD5=d8173db078e54040c666f411c5a6afff
+    )
+    FetchContent_MakeAvailable(sdl2)
+    target_include_directories(ultramodern PRIVATE
+        ${sdl2_SOURCE_DIR}/include
+    )
+    target_link_directories(ultramodern PRIVATE
+        ${sdl2_SOURCE_DIR}/lib/x64
+    )
+
+    # Copy SDL2 and dxc DLLs to output folder as post build step
+    add_custom_command(TARGET ultramodern POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E copy_if_different
+            "${sdl2_SOURCE_DIR}/lib/x64/SDL2.dll"
+            "${CMAKE_SOURCE_DIR}/lib/rt64/src/contrib/dxc/bin/x64/dxil.dll"
+            "${CMAKE_SOURCE_DIR}/lib/rt64/src/contrib/dxc/bin/x64/dxcompiler.dll"
+            $<TARGET_FILE_DIR:ultramodern>)
+endif()
+
+if (LINUX)
+    find_package(SDL2 REQUIRED)
+    find_package(X11 REQUIRED)
+
+    message(STATUS "SDL2_FOUND = ${SDL2_FOUND}")
+    message(STATUS "SDL2_INCLUDE_DIRS = ${SDL2_INCLUDE_DIRS}")
+
+    target_include_directories(ultramodern PRIVATE ${SDL2_INCLUDE_DIRS})
+
+    message(STATUS "X11_FOUND = ${X11_FOUND}")
+    message(STATUS "X11_Xrandr_FOUND = ${X11_Xrandr_FOUND}")
+    message(STATUS "X11_INCLUDE_DIR = ${X11_INCLUDE_DIR}")
+    message(STATUS "X11_LIBRARIES = ${X11_LIBRARIES}")
+
+    target_include_directories(ultramodern PRIVATE ${X11_INCLUDE_DIR} ${X11_Xrandr_INCLUDE_PATH})
+    target_link_libraries(ultramodern PRIVATE ${X11_LIBRARIES} ${X11_Xrandr_LIB})
+endif()
diff --git a/ultramodern/include/ultramodern/recomp_ui.h b/ultramodern/include/ultramodern/recomp_ui.h
new file mode 100644
index 0000000..86c53c6
--- /dev/null
+++ b/ultramodern/include/ultramodern/recomp_ui.h
@@ -0,0 +1,15 @@
+#ifndef __ULTRAMODERN_RECOMP_UI__
+#define __ULTRAMODERN_RECOMP_UI__
+
+#include <memory>
+#include <string>
+
+namespace recomp {
+	// Currently those functions are expected to be provided by the consumer of this library.
+	// TODO: Change these functions to a callback registering system
+
+	void destroy_ui();
+	void update_supported_options();
+}
+
+#endif
diff --git a/ultramodern/src/events.cpp b/ultramodern/src/events.cpp
index 957d704..d1730d4 100644
--- a/ultramodern/src/events.cpp
+++ b/ultramodern/src/events.cpp
@@ -17,7 +17,7 @@
 #include "rt64_layer.h"
 #include "recomp.h"
 #include "recomp_game.h"
-#include "recomp_ui.h"
+ #include "ultramodern/recomp_ui.h"
 #include "recomp_input.h"
 #include "rsp.h"
 
@@ -325,7 +325,7 @@ void gfx_thread_func(uint8_t* rdram, moodycamel::LightweightSemaphore* thread_re
 
     // TODO move recomp code out of ultramodern.
     recomp::update_supported_options();
-    
+
     rsp_constants_init();
 
     // Notify the caller thread that this thread is ready.
diff --git a/ultramodern/src/rt64_layer.cpp b/ultramodern/src/rt64_layer.cpp
index 611e1eb..e82a07f 100644
--- a/ultramodern/src/rt64_layer.cpp
+++ b/ultramodern/src/rt64_layer.cpp
@@ -110,6 +110,10 @@ ultramodern::RT64SetupResult map_setup_result(RT64::Application::SetupResult rt6
         case RT64::Application::SetupResult::GraphicsDeviceNotFound:
             return ultramodern::RT64SetupResult::GraphicsDeviceNotFound;
     }
+
+    fprintf(stderr, "Unhandled `RT64::Application::SetupResult` ?\n");
+    assert(false);
+    std::exit(EXIT_FAILURE);
 }
 
 ultramodern::RT64Context::RT64Context(uint8_t* rdram, ultramodern::WindowHandle window_handle, bool debug) {