Update Nemirtingas overlay to latest.

overlay_experimental/windows/Vulkan_Hook.cpp

@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) Nemirtingas
+ * This file is part of the ingame overlay project
+ *
+ * The ingame overlay project is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ * 
+ * The ingame overlay project is distributed in the hope that it will be
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the ingame overlay project; if not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#include "Vulkan_Hook.h"
+#include "Windows_Hook.h"
+
+#include <imgui.h>
+#include <backends/imgui_impl_vulkan.h>
+
+Vulkan_Hook* Vulkan_Hook::_inst = nullptr;
+
+bool Vulkan_Hook::StartHook(std::function<bool(bool)> key_combination_callback)
+{
+    SPDLOG_WARN("Vulkan overlay is not yet supported.");
+    return false;
+    if (!_Hooked)
+    {
+        if (vkQueuePresentKHR == nullptr)
+        {
+            SPDLOG_WARN("Failed to hook Vulkan: Rendering functions missing.");
+            return false;
+        }
+
+        if (!Windows_Hook::Inst()->StartHook(key_combination_callback))
+            return false;
+
+        _WindowsHooked = true;
+
+        SPDLOG_INFO("Hooked Vulkan");
+        _Hooked = true;
+
+        BeginHook();
+        HookFuncs(
+            std::make_pair<void**, void*>(&(PVOID&)vkQueuePresentKHR, &Vulkan_Hook::MyvkQueuePresentKHR)
+        );
+        EndHook();
+    }
+    return true;
+}
+
+bool Vulkan_Hook::IsStarted()
+{
+    return _Hooked;
+}
+
+void Vulkan_Hook::_ResetRenderState()
+{
+}
+
+// Try to make this function and overlay's proc as short as possible or it might affect game's fps.
+void Vulkan_Hook::_PrepareForOverlay()
+{
+    
+    
+}
+
+VKAPI_ATTR VkResult VKAPI_CALL Vulkan_Hook::MyvkQueuePresentKHR(VkQueue queue, const VkPresentInfoKHR* pPresentInfo)
+{
+    auto inst = Vulkan_Hook::Inst();
+    inst->_PrepareForOverlay();
+    return inst->vkQueuePresentKHR(queue, pPresentInfo);
+}
+
+Vulkan_Hook::Vulkan_Hook():
+    _Hooked(false),
+    _WindowsHooked(false),
+    _Initialized(false),
+    vkQueuePresentKHR(nullptr)
+{
+}
+
+Vulkan_Hook::~Vulkan_Hook()
+{
+    SPDLOG_INFO("Vulkan_Hook Hook removed");
+
+    if (_WindowsHooked)
+        delete Windows_Hook::Inst();
+
+    if (_Initialized)
+    {
+    }
+
+    _inst = nullptr;
+}
+
+Vulkan_Hook* Vulkan_Hook::Inst()
+{
+    if (_inst == nullptr)
+        _inst = new Vulkan_Hook;
+
+    return _inst;
+}
+
+std::string Vulkan_Hook::GetLibraryName() const
+{
+    return LibraryName;
+}
+
+void Vulkan_Hook::LoadFunctions(decltype(::vkQueuePresentKHR)* _vkQueuePresentKHR)
+{
+    vkQueuePresentKHR = _vkQueuePresentKHR;
+}
+
+std::weak_ptr<uint64_t> Vulkan_Hook::CreateImageResource(const void* image_data, uint32_t width, uint32_t height)
+{
+    return std::shared_ptr<uint64_t>(nullptr);
+}
+
+void Vulkan_Hook::ReleaseImageResource(std::weak_ptr<uint64_t> resource)
+{
+
+}