show title splash while the game is loading

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();
     }
 
-    // Present the frame.
-    renderer->Present(req.frame);
+    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};