show title splash while the game is loading

CMakeLists.txt

@@ -252,6 +252,8 @@ set(CORE src/core/aerolib/stubs.cpp
          src/core/file_format/pkg_type.h
          src/core/file_format/psf.cpp
          src/core/file_format/psf.h
+         src/core/file_format/splash.h
+         src/core/file_format/splash.cpp
          src/core/file_sys/fs.cpp
          src/core/file_sys/fs.h  
          src/core/loader.cpp
@@ -277,6 +279,8 @@ set(CORE src/core/aerolib/stubs.cpp
          src/core/linker.h
          src/core/memory.cpp
          src/core/memory.h
+         src/core/platform.h
+         src/core/memory.h
          src/core/tls.cpp
          src/core/tls.h
          src/core/virtual_memory.cpp

src/common/config.cpp

@@ -17,6 +17,7 @@ std::string logFilter;
 std::string logType = "sync";
 bool isDebugDump = false;
 bool isLibc = true;
+bool isShowSplash = false;
 
 bool isLleLibc() {
     return isLibc;
@@ -49,6 +50,10 @@ bool debugDump() {
     return isDebugDump;
 }
 
+bool showSplash() {
+    return isShowSplash;
+}
+
 void load(const std::filesystem::path& path) {
     // If the configuration file does not exist, create it and return
     std::error_code error;
@@ -74,6 +79,7 @@ void load(const std::filesystem::path& path) {
             isNeo = toml::find_or<toml::boolean>(general, "isPS4Pro", false);
             logFilter = toml::find_or<toml::string>(general, "logFilter", "");
             logType = toml::find_or<toml::string>(general, "logType", "sync");
+            isShowSplash = toml::find_or<toml::boolean>(general, "showSplash", true);
         }
     }
     if (data.contains("GPU")) {
@@ -125,6 +131,7 @@ void save(const std::filesystem::path& path) {
     data["General"]["isPS4Pro"] = isNeo;
     data["General"]["logFilter"] = logFilter;
     data["General"]["logType"] = logType;
+    data["General"]["showSplash"] = isShowSplash;
     data["GPU"]["gpuId"] = gpuId;
     data["GPU"]["screenWidth"] = screenWidth;
     data["GPU"]["screenHeight"] = screenHeight;

src/common/config.h

@@ -20,5 +20,6 @@ s32 getGpuId();
 
 bool debugDump();
 bool isLleLibc();
+bool showSplash();
 
 }; // namespace Config

src/core/file_format/splash.cpp

@@ -0,0 +1,42 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <fstream>
+
+#include "common/assert.h"
+#include "common/io_file.h"
+#include "splash.h"
+
+#define STB_IMAGE_IMPLEMENTATION
+#define STBI_ONLY_PNG
+#define STBI_NO_STDIO
+#include "third-party/stb_image.h"
+
+bool Splash::Open(const std::string& filepath) {
+    ASSERT_MSG(filepath.ends_with(".png"), "Unexpected file format passed");
+
+    Common::FS::IOFile file(filepath, Common::FS::FileAccessMode::Read);
+    if (!file.IsOpen()) {
+        return false;
+    }
+
+    std::vector<u8> png_file{};
+    const auto png_size = file.GetSize();
+    png_file.resize(png_size);
+    file.Seek(0);
+    file.Read(png_file);
+
+    auto* img_mem = stbi_load_from_memory(png_file.data(), png_file.size(),
+                                          reinterpret_cast<int*>(&img_info.width),
+                                          reinterpret_cast<int*>(&img_info.height),
+                                          reinterpret_cast<int*>(&img_info.num_channels), 4);
+    if (!img_mem) {
+        return false;
+    }
+
+    const auto img_size = img_info.GetSizeBytes();
+    img_data.resize(img_size);
+    std::memcpy(img_data.data(), img_mem, img_size);
+    stbi_image_free(img_mem);
+    return true;
+}

src/core/file_format/splash.h

@@ -0,0 +1,41 @@
+// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <string>
+#include <vector>
+#include "common/types.h"
+
+class Splash {
+public:
+    struct ImageInfo {
+        u32 width;
+        u32 height;
+        u32 num_channels;
+
+        u32 GetSizeBytes() const {
+            return width * height * 4; // we always forcing rgba8 for simplicity
+        }
+    };
+
+    Splash() = default;
+    ~Splash() = default;
+
+    bool Open(const std::string& filepath);
+    [[nodiscard]] bool IsLoaded() const {
+        return img_data.size();
+    }
+
+    const auto& GetImageData() const {
+        return img_data;
+    }
+
+    ImageInfo GetImageInfo() const {
+        return img_info;
+    }
+
+private:
+    ImageInfo img_info{};
+    std::vector<u8> img_data{};
+};

src/core/libraries/system/systemservice.cpp

@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/config.h"
 #include "common/logging/log.h"
 #include "core/libraries/error_codes.h"
 #include "core/libraries/libs.h"
@@ -8,6 +9,12 @@
 
 namespace Libraries::SystemService {
 
+bool g_splash_status{true};
+
+bool IsSplashVisible() {
+    return Config::showSplash() && g_splash_status;
+}
+
 int PS4_SYSV_ABI sceAppMessagingClearEventFlag() {
     LOG_ERROR(Lib_SystemService, "(STUBBED) called");
     return ORBIS_OK;
@@ -1787,7 +1794,8 @@ int PS4_SYSV_ABI sceSystemServiceGetVersionNumberOfCameraCalibrationData() {
 }
 
 s32 PS4_SYSV_ABI sceSystemServiceHideSplashScreen() {
-    LOG_WARNING(Lib_SystemService, "called");
+    LOG_INFO(Lib_SystemService, "called");
+    g_splash_status = false;
     return ORBIS_OK;
 }
 

src/core/libraries/system/systemservice.h

@@ -102,6 +102,8 @@ struct OrbisSystemServiceDisplaySafeAreaInfo {
     uint8_t reserved[128];
 };
 
+bool IsSplashVisible();
+
 int PS4_SYSV_ABI sceAppMessagingClearEventFlag();
 int PS4_SYSV_ABI sceAppMessagingReceiveMsg();
 int PS4_SYSV_ABI sceAppMessagingSendMsg();

src/core/libraries/videoout/driver.cpp

@@ -167,6 +167,7 @@ void VideoOutDriver::Flip(std::chrono::microseconds timeout) {
         std::unique_lock lock{mutex};
         submit_cond.wait_for(lock, timeout, [&] { return !requests.empty(); });
         if (requests.empty()) {
+            renderer->ShowSplash();
             return;
         }
 
@@ -175,8 +176,11 @@ void VideoOutDriver::Flip(std::chrono::microseconds timeout) {
         requests.pop();
     }
 
+    if (!renderer->ShowSplash(
+            req.frame)) { // Whatever the game is rendering show splash if it is active
         // Present the frame.
         renderer->Present(req.frame);
+    }
 
     std::scoped_lock lock{mutex};
 

src/main.cpp

@@ -13,6 +13,7 @@
 #include "common/logging/log.h"
 #include "common/path_util.h"
 #include "common/singleton.h"
+#include "core/file_format/splash.h"
 #include "core/file_sys/fs.h"
 #include "core/libraries/kernel/thread_management.h"
 #include "core/libraries/libc/libc.h"
@@ -62,6 +63,15 @@ int main(int argc, char* argv[]) {
                 u32 fw_version = param_sfo->GetInteger("SYSTEM_VER");
                 std::string app_version = param_sfo->GetString("APP_VER");
                 LOG_INFO(Loader, "Fw: {:#x} App Version: {}", fw_version, app_version);
+            } else if (entry.path().filename() == "pic0.png" ||
+                       entry.path().filename() == "pic1.png") {
+                auto* splash = Common::Singleton<Splash>::Instance();
+                if (splash->IsLoaded()) {
+                    continue;
+                }
+                if (!splash->Open(entry.path().string())) {
+                    LOG_ERROR(Loader, "Game splash: unable to open file");
+                }
             }
         }
     }

src/video_core/renderer_vulkan/renderer_vulkan.cpp

@@ -2,6 +2,9 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "common/config.h"
+#include "common/singleton.h"
+#include "core/file_format/splash.h"
+#include "core/libraries/system/systemservice.h"
 #include "sdl_window.h"
 #include "video_core/renderer_vulkan/renderer_vulkan.h"
 
@@ -157,10 +160,38 @@ void RendererVulkan::RecreateFrame(Frame* frame, u32 width, u32 height) {
     frame->height = height;
 }
 
+bool RendererVulkan::ShowSplash(Frame* frame /*= nullptr*/) {
+    if (!Libraries::SystemService::IsSplashVisible()) {
+        return false;
+    }
+
+    if (!frame) {
+        const auto* splash = Common::Singleton<Splash>::Instance();
+
+        VideoCore::ImageInfo info{};
+        info.pixel_format = vk::Format::eR8G8B8A8Srgb;
+        info.type = vk::ImageType::e2D;
+        info.size =
+            VideoCore::Extent3D{splash->GetImageInfo().width, splash->GetImageInfo().height, 1};
+        info.pitch = splash->GetImageInfo().width * 4;
+        info.guest_size_bytes = splash->GetImageData().size();
+        auto& image = texture_cache.FindImage(info, VAddr(splash->GetImageData().data()));
+
+        frame = PrepareFrameInternal(image);
+    }
+    Present(frame);
+    return true;
+}
+
 Frame* RendererVulkan::PrepareFrame(const Libraries::VideoOut::BufferAttributeGroup& attribute,
                                     VAddr cpu_address) {
     // Request presentation image from the texture cache.
-    auto& image = texture_cache.FindDisplayBuffer(attribute, cpu_address);
+    const auto info = VideoCore::ImageInfo{attribute};
+    auto& image = texture_cache.FindImage(info, cpu_address);
+    return PrepareFrameInternal(image);
+}
+
+Frame* RendererVulkan::PrepareFrameInternal(VideoCore::Image& image) {
 
     // Request a free presentation frame.
     Frame* frame = GetRenderFrame();

src/video_core/renderer_vulkan/renderer_vulkan.h

@@ -34,10 +34,12 @@ public:
     Frame* PrepareFrame(const Libraries::VideoOut::BufferAttributeGroup& attribute,
                         VAddr cpu_address);
 
+    bool ShowSplash(Frame* frame = nullptr);
     void Present(Frame* frame);
     void RecreateFrame(Frame* frame, u32 width, u32 height);
 
 private:
+    Frame* PrepareFrameInternal(VideoCore::Image& image);
     Frame* GetRenderFrame();
 
 private:

src/video_core/texture_cache/texture_cache.cpp

@@ -101,20 +101,19 @@ void TextureCache::OnCpuWrite(VAddr address) {
     });
 }
 
-Image& TextureCache::FindDisplayBuffer(const Libraries::VideoOut::BufferAttributeGroup& group,
-                                       VAddr cpu_address) {
+Image& TextureCache::FindImage(const ImageInfo& info, VAddr cpu_address) {
     boost::container::small_vector<ImageId, 2> image_ids;
-    ForEachImageInRegion(cpu_address, group.size_in_bytes, [&](ImageId image_id, Image& image) {
+    ForEachImageInRegion(cpu_address, info.guest_size_bytes, [&](ImageId image_id, Image& image) {
         if (image.cpu_addr == cpu_address) {
             image_ids.push_back(image_id);
         }
     });
 
-    ASSERT_MSG(image_ids.size() <= 1, "Overlapping framebuffers not allowed!");
+    ASSERT_MSG(image_ids.size() <= 1, "Overlapping images not allowed!");
 
     ImageId image_id{};
     if (image_ids.empty()) {
-        image_id = slot_images.insert(instance, scheduler, ImageInfo{group}, cpu_address);
+        image_id = slot_images.insert(instance, scheduler, info, cpu_address);
         RegisterImage(image_id);
     } else {
         image_id = image_ids[0];

src/video_core/texture_cache/texture_cache.h

@@ -33,8 +33,7 @@ public:
     void OnCpuWrite(VAddr address);
 
     /// Retrieves the image handle of the image with the provided attributes and address.
-    Image& FindDisplayBuffer(const Libraries::VideoOut::BufferAttributeGroup& attribute,
-                             VAddr cpu_address);
+    Image& FindImage(const ImageInfo& info, VAddr cpu_address);
 
 private:
     /// Iterate over all page indices in a range