basic sdl window init

CMakeLists.txt

@@ -52,7 +52,7 @@ add_executable(shadps4
     src/Core/PS4/HLE/Kernel/event_queues.h
     src/Core/PS4/HLE/Kernel/cpu_management.cpp
     src/Core/PS4/HLE/Kernel/cpu_management.h
-     "src/Util/Singleton.h" "src/Util/Disassembler.cpp" "src/Util/Disassembler.h" "src/Core/PS4/Util/aerolib.h" "src/Core/PS4/Loader/SymbolsResolver.h" "src/Core/PS4/Loader/SymbolsResolver.cpp" "src/Core/PS4/HLE/Libs.cpp" "src/Core/PS4/HLE/Libs.h" "src/Core/PS4/HLE/LibC.cpp" "src/Core/PS4/HLE/LibC.h" "src/Lib/Timer.cpp" "src/Lib/Timer.h" "src/Core/PS4/HLE/LibKernel.cpp" "src/Core/PS4/HLE/LibKernel.h"   "src/Core/PS4/HLE/LibSceGnmDriver.cpp" "src/Core/PS4/HLE/LibSceGnmDriver.h" "src/Core/PS4/HLE/Kernel/ThreadManagement.cpp" "src/Core/PS4/HLE/Kernel/ThreadManagement.h" "src/Core/PS4/HLE/ErrorCodes.h" "src/debug.h" "src/Core/PS4/HLE/Kernel/memory_management.cpp" "src/Core/PS4/HLE/Kernel/memory_management.h" "src/Core/PS4/GPU/gpu_memory.cpp" "src/Core/PS4/GPU/gpu_memory.h" "src/emulator.cpp" "src/emulator.h"  "src/Core/PS4/HLE/Kernel/Objects/event_queue.h" "src/Core/PS4/HLE/Kernel/Objects/event_queue.cpp" "src/Core/PS4/HLE/Graphics/Objects/video_out_ctx.cpp" "src/Core/PS4/HLE/Graphics/Objects/video_out_ctx.h")
+     "src/Util/Singleton.h" "src/Util/Disassembler.cpp" "src/Util/Disassembler.h" "src/Core/PS4/Util/aerolib.h" "src/Core/PS4/Loader/SymbolsResolver.h" "src/Core/PS4/Loader/SymbolsResolver.cpp" "src/Core/PS4/HLE/Libs.cpp" "src/Core/PS4/HLE/Libs.h" "src/Core/PS4/HLE/LibC.cpp" "src/Core/PS4/HLE/LibC.h" "src/Lib/Timer.cpp" "src/Lib/Timer.h" "src/Core/PS4/HLE/LibKernel.cpp" "src/Core/PS4/HLE/LibKernel.h"   "src/Core/PS4/HLE/LibSceGnmDriver.cpp" "src/Core/PS4/HLE/LibSceGnmDriver.h" "src/Core/PS4/HLE/Kernel/ThreadManagement.cpp" "src/Core/PS4/HLE/Kernel/ThreadManagement.h" "src/Core/PS4/HLE/ErrorCodes.h" "src/debug.h" "src/Core/PS4/HLE/Kernel/memory_management.cpp" "src/Core/PS4/HLE/Kernel/memory_management.h" "src/Core/PS4/GPU/gpu_memory.cpp" "src/Core/PS4/GPU/gpu_memory.h" "src/emulator.cpp" "src/emulator.h"  "src/Core/PS4/HLE/Kernel/Objects/event_queue.h" "src/Core/PS4/HLE/Kernel/Objects/event_queue.cpp" "src/Core/PS4/HLE/Graphics/Objects/video_out_ctx.cpp" "src/Core/PS4/HLE/Graphics/Objects/video_out_ctx.h" "src/Core/PS4/HLE/Graphics/graphics_ctx.h")
 
 find_package(OpenGL REQUIRED)
 target_link_libraries(shadps4 PUBLIC fmt mincore spdlog IMGUI SDL3-shared ${OPENGL_LIBRARY})

src/Core/PS4/HLE/Graphics/graphics_ctx.h

@@ -0,0 +1,9 @@
+#pragma once
+#include <types.h>
+
+namespace HLE::Libs::Graphics {
+struct GraphicCtx {
+    u32 screen_width = 0;
+    u32 screen_height = 0;
+};
+}  // namespace HLE::Libs::Graphics

src/emulator.cpp

@@ -1,11 +1,53 @@
 #include "emulator.h"
+
 #include "Core/PS4/HLE/Graphics/video_out.h"
 
 namespace Emulator {
-void emuInit() {}
-void emuRun() {
-    for (;;) {
-        HLE::Libs::Graphics::VideoOut::videoOutFlip(100000);//flip every 0.1 sec
-    }
+
+static WindowCtx* g_window_ctx = nullptr;
+
+void emuInit(u32 width, u32 height) {
+    g_window_ctx = new WindowCtx;
+
+    g_window_ctx->m_graphic_ctx.screen_width = width;
+    g_window_ctx->m_graphic_ctx.screen_height = height;
 }
-}  // namespace emulator
+
+static void CreateSdlWindow(WindowCtx* ctx) {
+    int width = static_cast<int>(ctx->m_graphic_ctx.screen_width);
+    int height = static_cast<int>(ctx->m_graphic_ctx.screen_height);
+
+    if (SDL_Init(SDL_INIT_VIDEO) < 0) {
+        printf("%s\n", SDL_GetError());
+        std::_Exit(0);
+    }
+
+    ctx->m_window = SDL_CreateWindowWithPosition("shadps4", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, width, height,
+                                     (static_cast<uint32_t>(SDL_WINDOW_HIDDEN) | static_cast<uint32_t>(SDL_WINDOW_VULKAN)));
+
+    ctx->is_window_hidden = true;//hide window until we need to show something (should draw something in buffers)
+
+    if (ctx->m_window == nullptr) {
+        printf("%s\n", SDL_GetError());
+        std::_Exit(0);
+    }
+
+    SDL_SetWindowResizable(ctx->m_window, SDL_FALSE);//we don't support resizable atm
+    SDL_ShowWindow(g_window_ctx->m_window);//TODO should be removed just left it over to make it fancy :D
+}
+void emuRun() {
+    g_window_ctx->m_mutex.LockMutex();
+    {
+        // init window and wait until init finishes
+        CreateSdlWindow(g_window_ctx);
+        g_window_ctx->m_is_graphic_initialized = true;
+        g_window_ctx->m_graphic_initialized_cond.SignalCondVar();
+    }
+    g_window_ctx->m_mutex.UnlockMutex();
+
+    for (;;) {
+        HLE::Libs::Graphics::VideoOut::videoOutFlip(100000);  // flip every 0.1 sec
+    }
+    std::_Exit(0);
+}
+}  // namespace Emulator

src/emulator.h

@@ -1,6 +1,17 @@
 #pragma once
+#include <Core/PS4/HLE/Graphics/graphics_ctx.h>
+#include <Lib/Threads.h>
+#include <SDL.h>
 
 namespace Emulator {
-void emuInit();
+struct WindowCtx {
+    HLE::Libs::Graphics::GraphicCtx m_graphic_ctx;
+    Lib::Mutex m_mutex;
+    bool m_is_graphic_initialized = false;
+    Lib::ConditionVariable m_graphic_initialized_cond;
+    SDL_Window* m_window = nullptr;
+    bool is_window_hidden = true;
+};
+void emuInit(u32 width, u32 height);
 void emuRun();
-}
+}  // namespace Emulator

src/main.cpp

@@ -46,11 +46,12 @@ int main(int argc, char* argv[])
     logging::init(true);  // init logging
     auto width = Config::getScreenWidth();
     auto height = Config::getScreenHeight();
+    Emulator::emuInit(width, height);
     HLE::Libs::Graphics::VideoOut::videoOutInit(width, height);
-    Emulator::emuInit();
     Lib::InitThreads();
 
     const char* const path = argv[1];  // argument 1 is the path of self file to boot
+
     auto* linker = Singleton<Linker>::Instance();
     HLE::Libs::Init_HLE_Libs(linker->getHLESymbols());
     auto *module =linker->LoadModule(path);//load main executable