hooked dx & implemented imgui

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "ext/imgui"]
+	path = ext/imgui
+	url = https://github.com/iWanheda/imgui.git

based.vcxproj

@@ -74,11 +74,15 @@
     <LinkIncremental>true</LinkIncremental>
     <OutDir>$(SolutionDir)build\</OutDir>
     <IntDir>$(SolutionDir)build\intermediates\</IntDir>
+    <IncludePath>$(DXSDK_DIR)Include;$(VC_IncludePath);$(WindowsSDK_IncludePath);</IncludePath>
+    <LibraryPath>$(DXSDK_DIR)Lib\x86;$(VC_LibraryPath_x86);$(WindowsSDK_LibraryPath_x86)</LibraryPath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <LinkIncremental>false</LinkIncremental>
     <OutDir>$(SolutionDir)build\</OutDir>
     <IntDir>$(SolutionDir)build\intermediates\</IntDir>
+    <IncludePath>$(DXSDK_DIR)Include;$(VC_IncludePath);$(WindowsSDK_IncludePath);</IncludePath>
+    <LibraryPath>$(DXSDK_DIR)Lib\x86;$(VC_LibraryPath_x86);$(WindowsSDK_LibraryPath_x86)</LibraryPath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <LinkIncremental>true</LinkIncremental>
@@ -147,6 +151,13 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
+    <ClCompile Include="ext\imgui\imgui.cpp" />
+    <ClCompile Include="ext\imgui\imgui_demo.cpp" />
+    <ClCompile Include="ext\imgui\imgui_draw.cpp" />
+    <ClCompile Include="ext\imgui\imgui_impl_dx9.cpp" />
+    <ClCompile Include="ext\imgui\imgui_impl_win32.cpp" />
+    <ClCompile Include="ext\imgui\imgui_tables.cpp" />
+    <ClCompile Include="ext\imgui\imgui_widgets.cpp" />
     <ClCompile Include="ext\minhook\buffer.c" />
     <ClCompile Include="ext\minhook\hde\hde32.c" />
     <ClCompile Include="ext\minhook\hde\hde64.c" />
@@ -156,10 +167,19 @@
     <ClCompile Include="src\core\hooks.cpp" />
     <ClCompile Include="src\core\interfaces.cpp" />
     <ClCompile Include="src\core\netvars.cpp" />
+    <ClCompile Include="src\gui\cmenu.cpp" />
     <ClCompile Include="src\main.cpp" />
     <ClCompile Include="src\util\memory.cpp" />
   </ItemGroup>
   <ItemGroup>
+    <ClInclude Include="ext\imgui\imconfig.h" />
+    <ClInclude Include="ext\imgui\imgui.h" />
+    <ClInclude Include="ext\imgui\imgui_impl_dx9.h" />
+    <ClInclude Include="ext\imgui\imgui_impl_win32.h" />
+    <ClInclude Include="ext\imgui\imgui_internal.h" />
+    <ClInclude Include="ext\imgui\imstb_rectpack.h" />
+    <ClInclude Include="ext\imgui\imstb_textedit.h" />
+    <ClInclude Include="ext\imgui\imstb_truetype.h" />
     <ClInclude Include="ext\minhook\buffer.h" />
     <ClInclude Include="ext\minhook\hde\hde32.h" />
     <ClInclude Include="ext\minhook\hde\hde64.h" />
@@ -172,9 +192,11 @@
     <ClInclude Include="src\core\hooks.h" />
     <ClInclude Include="src\core\interfaces.h" />
     <ClInclude Include="src\core\netvars.h" />
+    <ClInclude Include="src\gui\cmenu.hpp" />
     <ClInclude Include="src\util\hash.h" />
     <ClInclude Include="src\util\memory.h" />
     <ClInclude Include="src\valve\cclientclass.h" />
+    <ClInclude Include="src\valve\ccolor.h" />
     <ClInclude Include="src\valve\centity.h" />
     <ClInclude Include="src\valve\iglowmanager.h" />
     <ClInclude Include="src\valve\ckeyvalues.h" />
@@ -197,4 +219,4 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
+</Project>

based.vcxproj.filters

@@ -48,6 +48,30 @@
     <ClCompile Include="src\core\globals.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="ext\imgui\imgui.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ext\imgui\imgui_demo.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ext\imgui\imgui_draw.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ext\imgui\imgui_impl_dx9.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ext\imgui\imgui_impl_win32.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ext\imgui\imgui_tables.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="ext\imgui\imgui_widgets.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="src\gui\cmenu.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="ext\minhook\hde\hde32.h">
@@ -149,5 +173,35 @@
     <ClInclude Include="src\valve\cutlvector.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="ext\imgui\imconfig.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imgui.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imgui_impl_dx9.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imgui_impl_win32.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imgui_internal.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imstb_rectpack.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imstb_textedit.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="ext\imgui\imstb_truetype.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\valve\ccolor.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="src\gui\cmenu.hpp">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>

src/core/hooks.cpp

@@ -2,9 +2,13 @@
 
 // include minhook for epic hookage
 #include "../../ext/minhook/minhook.h"
+#include "../gui/cmenu.hpp"
 
 #include <intrin.h>
 
+// Instance our menu class, perhaps we could use smart pointers?
+static CMenu menu;
+
 void hooks::Setup() noexcept
 {
 	MH_Initialize();
@@ -23,6 +27,20 @@ void hooks::Setup() noexcept
 		reinterpret_cast<void**>(&CreateMoveOriginal)
 	);
 
+	// EndScene hook
+	MH_CreateHook(
+		memory::Get(interfaces::device, 42),
+		&EndScene,
+		reinterpret_cast<void**>(&EndSceneOriginal)
+	);
+
+	// Reset hook
+	MH_CreateHook(
+		memory::Get(interfaces::device, 16),
+		&Reset,
+		reinterpret_cast<void**>(&ResetOriginal)
+	);
+
 	MH_EnableHook(MH_ALL_HOOKS);
 }
 
@@ -70,3 +88,77 @@ bool __stdcall hooks::CreateMove(float frameTime, CUserCmd* cmd) noexcept
 
 	return false;
 }
+
+LONG __stdcall hooks::EndScene(IDirect3DDevice9* device) noexcept
+{
+	static const auto retAddr = _ReturnAddress();
+	const auto result = EndSceneOriginal(device, device);
+
+	if (_ReturnAddress() == retAddr)
+		return result;
+
+	// This prevents OBS from capturing our ESP/Menu, of course cazz you will not want to have this XD
+	// You can change this in main.cpp or just click F12 and go to definition
+#if CAZZ_BIG_MAN == FALSE
+	static std::uintptr_t gameOverlayRetAddr = 0;
+
+	if (!gameOverlayRetAddr)
+	{
+		MEMORY_BASIC_INFORMATION memInfo;
+		VirtualQuery(_ReturnAddress(), &memInfo, sizeof(MEMORY_BASIC_INFORMATION));
+
+		char fileName[MAX_PATH];
+		GetModuleFileNameA(reinterpret_cast<HMODULE>(memInfo.AllocationBase), fileName, MAX_PATH);
+
+		if (strstr(fileName, "gameoverlay"))
+			gameOverlayRetAddr = reinterpret_cast<std::uintptr_t>(_ReturnAddress());
+	}
+
+	if (gameOverlayRetAddr != reinterpret_cast<std::uintptr_t>(_ReturnAddress()))
+		return result;
+#endif
+
+	menu.Setup(device);
+
+	ImGui_ImplDX9_NewFrame();
+	ImGui_ImplWin32_NewFrame();
+
+	ImGui::NewFrame();
+
+	// Exercise: Get Input class and disable game input when the menu is open :D
+	menu.Render();
+
+	ImGui::EndFrame();
+
+	ImGui::Render();
+	ImGui_ImplDX9_RenderDrawData(ImGui::GetDrawData());
+
+	return result;
+}
+
+HRESULT __stdcall hooks::Reset(IDirect3DDevice9* device, D3DPRESENT_PARAMETERS* params) noexcept
+{
+	ImGui_ImplDX9_InvalidateDeviceObjects();
+	const auto result = ResetOriginal(device, device, params);
+	ImGui_ImplDX9_CreateDeviceObjects();
+
+	return result;
+}
+
+WNDPROC oldWindow = reinterpret_cast<WNDPROC>(
+	SetWindowLongPtr(FindWindowA("Valve001", nullptr), GWL_WNDPROC, reinterpret_cast<LONG_PTR>(hooks::WndProcess))
+);
+
+extern IMGUI_IMPL_API LRESULT ImGui_ImplWin32_WndProcHandler(
+	HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
+
+LRESULT __stdcall hooks::WndProcess(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+	if (GetAsyncKeyState(GUI_KEY) & 1)
+		menu.Press();
+
+	if (menu.IsOpen() && ImGui_ImplWin32_WndProcHandler(hWnd, uMsg, wParam, lParam))
+		return 1L;
+
+	return CallWindowProc(oldWindow, hWnd, uMsg, wParam, lParam);
+}

src/core/hooks.h

@@ -1,6 +1,12 @@
 #pragma once
 #include "interfaces.h"
 
+#include <d3d9.h>
+
+#include "../../ext/imgui/imgui.h"
+#include "../../ext/imgui/imgui_impl_win32.h"
+#include "../../ext/imgui/imgui_impl_dx9.h"
+
 namespace hooks
 {
 	// call once to emplace all hooks
@@ -18,4 +24,17 @@ namespace hooks
 	using CreateMoveFn = bool(__thiscall*)(IClientModeShared*, float, CUserCmd*) noexcept;
 	inline CreateMoveFn CreateMoveOriginal = nullptr;
 	bool __stdcall CreateMove(float frameTime, CUserCmd* cmd) noexcept;
+
+	// EndScene hook for our imgay menu
+	using EndSceneFn = long(__thiscall*)(void*, IDirect3DDevice9*) noexcept;
+	inline EndSceneFn EndSceneOriginal = nullptr;
+	long __stdcall EndScene(IDirect3DDevice9*) noexcept;
+
+	// Reset hook
+	using ResetFn = HRESULT(__thiscall*)(void*, IDirect3DDevice9*, D3DPRESENT_PARAMETERS*) noexcept;
+	inline ResetFn ResetOriginal = nullptr;
+	HRESULT __stdcall Reset(IDirect3DDevice9*, D3DPRESENT_PARAMETERS*) noexcept;
+
+	// WndProc hook
+	static LRESULT __stdcall WndProcess(HWND, UINT, WPARAM, LPARAM);
 }

src/core/interfaces.cpp

@@ -16,6 +16,7 @@ void interfaces::Setup() noexcept
 	studioRender = Capture<IStudioRender>("studiorender.dll", "VStudioRender026");
 	engine = Capture<IVEngineClient>("engine.dll", "VEngineClient014");
 	modelInfo = Capture<IVModelInfo>("engine.dll", "VModelInfoClient004");
+	device = **reinterpret_cast<IDirect3DDevice9***>(memory::PatternScan("shaderapidx9.dll", "A1 ? ? ? ? 50 8B 08 FF 51 0C") + 0x1);
 
 	// get the exported KeyValuesSystem function
 	if (const HINSTANCE handle = GetModuleHandle("vstdlib.dll"))

src/core/interfaces.h

@@ -13,6 +13,10 @@
 #include "../valve/ivengineclient.h"
 #include "../valve/ivmodelinfo.h"
 
+#include "../../ext/imgui/imgui.h"
+#include "../../ext/imgui/imgui_impl_dx9.h"
+#include "../../ext/imgui/imgui_impl_win32.h"
+
 // learn more about interfaces -> https://www.youtube.com/watch?v=C0wGdwnaArA
 namespace interfaces
 {
@@ -34,6 +38,7 @@ namespace interfaces
 	inline IStudioRender* studioRender = nullptr;
 	inline IVEngineClient* engine = nullptr;
 	inline IVModelInfo* modelInfo = nullptr;
+	inline IDirect3DDevice9* device = nullptr;
 
 	// other
 	inline void* keyValuesSystem = nullptr;

src/gui/cmenu.cpp

@@ -0,0 +1,46 @@
+#include "cmenu.hpp"
+
+void CMenu::Setup(IDirect3DDevice9* device) noexcept
+{
+	if (!dxSetup)
+	{
+		ImGui::CreateContext();
+
+		ImGui_ImplWin32_Init(FindWindowA("Valve001", nullptr));
+		ImGui_ImplDX9_Init(device);
+
+		// Here you can initialize
+		// textures, fonts, etc...
+
+		dxSetup = true;
+	}
+}
+
+void CMenu::Render() noexcept
+{
+	// If the menu isn't open
+	if (!IsOpen()) return;
+
+	ImGui::SetNextWindowSize(ImVec2(370.f, 420.f));
+	ImGui::Begin("based", &guiOpen, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize);
+	{
+		// I would make this const but I can't cuz reference :')
+		static bool cazzAwesome = true;
+		// This one I'll let you choose
+		static float cazzDSize = 2;
+
+		ImGui::Checkbox("cazz is fucking awesome", &cazzAwesome);
+		ImGui::SliderFloat("cazz's d size", &cazzDSize, 2, 45);
+	}
+	ImGui::End();
+}
+
+void CMenu::Press() noexcept
+{
+	guiOpen = !guiOpen;
+}
+
+bool CMenu::IsOpen() noexcept
+{
+	return guiOpen;
+}

src/gui/cmenu.hpp

@@ -0,0 +1,23 @@
+#pragma once
+
+#include "../../ext/imgui/imgui.h"
+#include "../../ext/imgui/imgui_impl_win32.h"
+#include "../../ext/imgui/imgui_impl_dx9.h"
+
+#include <Windows.h>
+#include <cstdint>
+
+inline constexpr std::uint8_t GUI_KEY = VK_INSERT;
+
+class CMenu
+{
+public:
+	void Setup(IDirect3DDevice9*) noexcept;
+	void Render() noexcept;
+	void Press() noexcept;
+	bool IsOpen() noexcept;
+
+private:
+	bool guiOpen = false,
+		dxSetup = false;
+};

src/main.cpp

@@ -5,6 +5,8 @@
 // expose our cheat to main.cpp
 #include "core/hooks.h"
 
+#define CAZZ_BIG_MAN FALSE
+
 // setup our cheat & unload it when exit key is pressed
 DWORD WINAPI Setup(LPVOID lpParam)
 {