setup

.gitmodules

@@ -7,3 +7,6 @@
 [submodule "src/dependency/bimg"]
 	path = src/dependency/bimg
 	url = https://github.com/bkaradzic/bimg
+[submodule "src/dependency/bgfx.cmake"]
+	path = src/dependency/bgfx.cmake
+	url = https://github.com/bkaradzic/bgfx.cmake

src/CMakeLists.txt

@@ -1,30 +1,31 @@
 cmake_minimum_required(VERSION 3.10)
 project(PuzGameProj)
 
+if (MSVC)
 
+else()
+add_compile_options(-g -gcodeview)
+add_link_options(-fuse-ld=lld -g -Wl,--pdb=)
+endif()
+
+# Engine
 file(GLOB_RECURSE sources_engine engine/*.cpp engine/*.h)
-#file(GLOB_RECURSE data resources/xyz)
+add_executable(PuzGameEngine ${sources_engine})
-
+set_property(TARGET PuzGameEngine PROPERTY CXX_STANDARD 17)
-add_executable(PuzGame ${sources_engine})
-#target_compile_options(PuzGame PUBLIC xyz)
-set_property(TARGET PuzGame PROPERTY CXX_STANDARD 17)
 #file(COPY ${data} DESTINATION resources)
 
-# BGFX
+#target_compile_options(PuzGameEngine PUBLIC xyz)
-add_library(bx STATIC IMPORTED)
+#file(GLOB_RECURSE data resources/xyz)
-add_library(bimg STATIC IMPORTED)
+
-add_library(bgfx STATIC IMPORTED)
+# Game
-set_target_properties(bx PROPERTIES
+file(GLOB_RECURSE sources_game game/*.cpp game/*.h)
-  IMPORTED_LOCATION "${CMAKE_SOURCE_DIR}/dependency/bgfx/.build/win64_vs2022/bin/bxDebug.lib"
+add_library(PuzGame SHARED ${sources_game})
-  INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/dependency/bx/include/"
+set_property(TARGET PuzGame PROPERTY CXX_STANDARD 17)
-)
+
-set_target_properties(bimg PROPERTIES
+SET(BGFX_BUILD_TOOLS OFF)
-  IMPORTED_LOCATION "${CMAKE_SOURCE_DIR}/dependency/bgfx/.build/win64_vs2022/bin/bimgDebug.lib"
+SET(BGFX_BUILD_EXAMPLES OFF)
-  INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/dependency/bimg/include/"
+add_subdirectory("${CMAKE_SOURCE_DIR}/dependency/bgfx.cmake")
-)
+
-set_target_properties(bgfx PROPERTIES
-  IMPORTED_LOCATION "${CMAKE_SOURCE_DIR}/dependency/bgfx/.build/win64_vs2022/bin/bgfxDebug.lib"
-  INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/dependency/bgfx/include/"
-)
 target_link_libraries(PuzGame bx bimg bgfx)
-target_compile_definitions(PuzGame PUBLIC BX_CONFIG_DEBUG=1)
+target_link_libraries(PuzGameEngine bx)
+

src/build.bat

@@ -1 +1 @@
-cmake --build cmake-build && start ./cmake-build/PuzGame.exe
+cmake --build cmake-build && .\cmake-build\PuzGameEngine.exe

src/build.ps1

@@ -0,0 +1 @@
+cmake --build cmake-build && start ./cmake-build/PuzGameEngine.exe

src/engine/main.cpp

@@ -1,11 +1,115 @@
-#include <bx/bx.h>
+#define WIN32_LEAN_AND_MEAN
+#include <Windows.h> 
+#undef min
+#undef max
 #include <cstdio>
+#include <libloaderapi.h>
+#include <bx/string.h>
+
+//#define VISUAL_STUDIO
+
+typedef void (*Startup)(void*);
+typedef void (*Update)();
+
+LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
+{
+  LRESULT Res = 0;
+  
+  switch (message)
+  {
+    default:
+    {
+      Res = DefWindowProcW(hwnd, message, wparam, lparam);
+      break;
+    }
+  }
+  return Res;
+}
+
+HWND InitWindow()
+{
+  uint32_t startWidth = 1920;
+  uint32_t startHeight = 1080;
+  HINSTANCE instance = (HINSTANCE)GetModuleHandle(NULL);
+
+  WNDCLASSEXW wnd;
+  bx::memSet(&wnd, 0, sizeof(wnd));
+  wnd.cbSize = sizeof(wnd);
+  wnd.style = CS_HREDRAW | CS_VREDRAW;
+  wnd.lpfnWndProc = WndProc;
+  wnd.hInstance = instance;
+  wnd.hIcon = LoadIcon(NULL, IDI_APPLICATION);
+  wnd.hCursor = LoadCursor(NULL, IDC_ARROW);
+  wnd.lpszClassName = L"EngineWin";
+  wnd.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
+  RegisterClassExW(&wnd);
+  
+  HWND window = CreateWindowExW(0, L"EngineWin", L"PuzGame", WS_OVERLAPPEDWINDOW | WS_VISIBLE, 0, 0, startWidth, startHeight, NULL, NULL, instance, 0);
+  if (window == NULL)
+  {
+    DWORD err = GetLastError();
+    printf("Failed to create window: %#x!\n", err);
+  }
+  return window;
+}
 
 int main()
 {
-  while (true)
+  HWND window = InitWindow();
+  if (window == NULL) return 1;
+ 
+  char Buf[512];
+  GetCurrentDirectoryA(sizeof(Buf), Buf);
+
+#ifdef VISUAL_STUDIO
+  const char* dllPath = "Debug/PuzGame.dll";
+#else
+  const char* dllPath = "libPuzGame.dll";
+#endif
+  HMODULE gameLibModule = LoadLibraryEx(dllPath, NULL, 0);
+  if (gameLibModule == NULL)
   {
-    printf("a\n");
+    printf("Failed to load game DLL from %s!", dllPath);
-  }
     return 1;
+  }
+
+#ifdef VISUAL_STUDIO
+  Startup StartFunc = (Startup)GetProcAddress(gameLibModule, "?Setup@Game@@YAXPEAX@Z");
+#else
+  Startup StartFunc = (Startup)GetProcAddress(gameLibModule, "_ZN4Game5SetupEPv");
+#endif
+  if (StartFunc == NULL)
+  {
+    printf("Failed to load startup function from game DLL!\n");
+    return 1;
+  }
+
+#ifdef VISUAL_STUDIO
+  Update UpdateFunc = (Update)GetProcAddress(gameLibModule, "?Update@Game@@YAXXZ");
+#else
+  Update UpdateFunc = (Update)GetProcAddress(gameLibModule, "_ZN4Game6UpdateEv");
+#endif
+  if (UpdateFunc == NULL)
+  {
+    printf("Failed to load update function from game DLL!\n");
+    return 1;
+  }
+
+  printf("Loaded Game DLL successfully!\n");
+  
+  StartFunc(window);
+  bool isRunning = true;
+  while (isRunning)
+  {
+    MSG Message;
+    BOOL MessageResult = GetMessage(&Message, 0, 0, 0);
+    if (MessageResult > 0)
+    {
+      TranslateMessage(&Message);
+      DispatchMessageW(&Message);
+    }
+    // UpdateFunc();
+    // Sleep(1000.0);
+  }
+  return 0;
 }

src/game/Log.cpp

@@ -0,0 +1,10 @@
+#include "Log.h"
+#include <cstdio>
+
+namespace Game
+{
+  void Log(const char* text)
+  {
+    printf("%s\n", text);
+  }
+}

src/game/Log.h

@@ -0,0 +1,6 @@
+#pragma once
+
+namespace Game
+{
+  void Log(const char* text);
+}

src/game/Setup.cpp

@@ -0,0 +1,25 @@
+#include "Setup.h"
+#include "Log.h"
+#include <bgfx/bgfx.h>
+
+namespace Game
+{
+  void Setup(void* window)
+  {
+    Log("Setup");
+    bgfx::Init init;
+    init.type = bgfx::RendererType::Direct3D12;
+    init.platformData.nwh = (void*)window;
+    init.platformData.ndt = nullptr;
+    init.platformData.type = bgfx::NativeWindowHandleType::Default;
+    init.resolution.width = 1920;
+    init.resolution.height = 1080;
+    init.resolution.reset = BGFX_RESET_VSYNC;
+    bgfx::init(init);
+  }
+
+  void Update()
+  {
+    Log("Update");
+  } 
+}

src/game/Setup.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#define DLLEXPORT __declspec(dllexport)
+
+namespace Game
+{
+  DLLEXPORT void Setup(void* window);
+  DLLEXPORT void Update();
+}

src/setup-vs.bat

@@ -0,0 +1,4 @@
+cd dependency/bgfx.cmake
+cmake -G "Visual Studio 17 2022" -S . -B cmake-build-vs -DBGFX_BUILD_TOOLS=OFF -DBGFX_BUILD_EXAMPLES=OFF
+cd ..\..
+cmake -G "Visual Studio 17 2022" -S . -B cmake-build-vs -DCMAKE_EXPORT_COMPILE_COMMANDS=ON

src/setup.bat

@@ -1,4 +1,4 @@
-cd dependency\bgfx
+cd dependency/bgfx.cmake
-..\bx\tools\bin\windows\genie  vs2022
+cmake -G "Ninja" -S . -B cmake-build -DCMAKE_C_COMPILER="clang.exe" -DCMAKE_CXX_COMPILER="clang++.exe" -DBGFX_BUILD_TOOLS=OFF -DBGFX_BUILD_EXAMPLES=OFF
 cd ..\..
 cmake -G "Ninja" -S . -B cmake-build -DCMAKE_C_COMPILER="clang.exe" -DCMAKE_CXX_COMPILER="clang++.exe" -DCMAKE_EXPORT_COMPILE_COMMANDS=ON