From 7b82230ae571b10422292de08d793557161cd2bb Mon Sep 17 00:00:00 2001
From: Redline <>
Date: Mon, 29 Sep 2025 07:00:00 +0200
Subject: [PATCH] Built in FPS counter

---
 mc2hook/mc2hook/age/gfx/font.cpp              |  6 ++++
 mc2hook/mc2hook/age/gfx/font.h                |  8 +++++
 mc2hook/mc2hook/age/gfx/pipeline.cpp          |  4 +++
 mc2hook/mc2hook/age/gfx/pipeline.h            |  9 ++++++
 .../mc2hook/handlers/FPSCounterHandler.cpp    | 29 +++++++++++++++++++
 mc2hook/mc2hook/handlers/FPSCounterHandler.h  | 11 +++++++
 mc2hook/mc2hook/handlers/handlers.h           |  2 ++
 mc2hook/mc2hook/mc2hook.vcxproj               |  6 ++++
 mc2hook/mc2hook/mc2hook.vcxproj.filters       | 18 ++++++++++++
 9 files changed, 93 insertions(+)
 create mode 100644 mc2hook/mc2hook/age/gfx/font.cpp
 create mode 100644 mc2hook/mc2hook/age/gfx/font.h
 create mode 100644 mc2hook/mc2hook/age/gfx/pipeline.cpp
 create mode 100644 mc2hook/mc2hook/age/gfx/pipeline.h
 create mode 100644 mc2hook/mc2hook/handlers/FPSCounterHandler.cpp
 create mode 100644 mc2hook/mc2hook/handlers/FPSCounterHandler.h

diff --git a/mc2hook/mc2hook/age/gfx/font.cpp b/mc2hook/mc2hook/age/gfx/font.cpp
new file mode 100644
index 0000000..98d2d80
--- /dev/null
+++ b/mc2hook/mc2hook/age/gfx/font.cpp
@@ -0,0 +1,6 @@
+#include "font.h"
+
+void gfxFont::DrawFont(int x, int y, const char* string, void* a4)
+{
+    hook::StaticThunk<0x5F9E40>::Call<void>(x, y, string, a4);
+}
diff --git a/mc2hook/mc2hook/age/gfx/font.h b/mc2hook/mc2hook/age/gfx/font.h
new file mode 100644
index 0000000..e593f5b
--- /dev/null
+++ b/mc2hook/mc2hook/age/gfx/font.h
@@ -0,0 +1,8 @@
+#pragma once
+#include <mc2hook\mc2hook.h>
+
+class gfxFont
+{
+public:
+    static void DrawFont(int x, int y, const char* string, void* a4);
+};
diff --git a/mc2hook/mc2hook/age/gfx/pipeline.cpp b/mc2hook/mc2hook/age/gfx/pipeline.cpp
new file mode 100644
index 0000000..cf33785
--- /dev/null
+++ b/mc2hook/mc2hook/age/gfx/pipeline.cpp
@@ -0,0 +1,4 @@
+#include "pipeline.h"
+
+declfield(gfxPipeline::m_iWidth) = 0x674FAC;
+declfield(gfxPipeline::m_iHeight) = 0x674FB0;
diff --git a/mc2hook/mc2hook/age/gfx/pipeline.h b/mc2hook/mc2hook/age/gfx/pipeline.h
new file mode 100644
index 0000000..34f6ad2
--- /dev/null
+++ b/mc2hook/mc2hook/age/gfx/pipeline.h
@@ -0,0 +1,9 @@
+#pragma once
+#include <mc2hook\mc2hook.h>
+
+class gfxPipeline
+{
+public:
+    static hook::TypeProxy<int> m_iWidth;
+    static hook::TypeProxy<int> m_iHeight;
+};
diff --git a/mc2hook/mc2hook/handlers/FPSCounterHandler.cpp b/mc2hook/mc2hook/handlers/FPSCounterHandler.cpp
new file mode 100644
index 0000000..df42300
--- /dev/null
+++ b/mc2hook/mc2hook/handlers/FPSCounterHandler.cpp
@@ -0,0 +1,29 @@
+#include "FPSCounterHandler.h"
+#include <age/gfx/font.h>
+#include <age/gfx/pipeline.h>
+
+declfield(FPSCounterHandler::s_FrameTime) = 0x858348;
+
+char fpsString[64];
+float fps;
+
+void FPSCounterHandler::DrawFontHook(int x, int y, void* a3, void* a4)
+{
+    fps = 1000.0f / s_FrameTime; // Originally in the code it divides 1010.0f?
+    sprintf(fpsString, "%.0f", fps);
+    gfxFont::DrawFont(gfxPipeline::m_iWidth - (8 * strlen(fpsString) + 40), y, fpsString, a4);
+}
+
+void FPSCounterHandler::Install()
+{
+    bool enableFPSCounter = HookConfig::GetBool("Graphics", "EnableFPSCounter", false);
+
+    if (enableFPSCounter)
+    {
+        mem::write(0x858330, static_cast<int>(1)); // Forces -frametime on
+        InstallCallback("FPS Counter", "FPS Counter",
+            &DrawFontHook, {
+                cb::call(0x5ED1A1)
+            });
+    }
+}
diff --git a/mc2hook/mc2hook/handlers/FPSCounterHandler.h b/mc2hook/mc2hook/handlers/FPSCounterHandler.h
new file mode 100644
index 0000000..7221976
--- /dev/null
+++ b/mc2hook/mc2hook/handlers/FPSCounterHandler.h
@@ -0,0 +1,11 @@
+#pragma once
+#include <mc2hook\mc2hook.h>
+
+class FPSCounterHandler
+{
+private:
+    static hook::TypeProxy<float> s_FrameTime;
+public:
+    void DrawFontHook(int x, int y, void* a3, void* a4);
+    static void Install();
+};
diff --git a/mc2hook/mc2hook/handlers/handlers.h b/mc2hook/mc2hook/handlers/handlers.h
index ea7a661..a57f1ab 100644
--- a/mc2hook/mc2hook/handlers/handlers.h
+++ b/mc2hook/mc2hook/handlers/handlers.h
@@ -17,6 +17,7 @@
 #include <handlers\InputHandler.h>
 #include <handlers\BorderlessHandler.h>
 #include <handlers\ReflectionFidelityHandler.h>
+#include <handlers\FPSCounterHandler.h>
 
 #include <handlers\StateResearchHook.h>
 
@@ -50,6 +51,7 @@ static void InstallMainHandlers()
     InstallHandler<ChatHandler>("Chat Handler");
     InstallHandler<InitHandler>("Game Init Handler");
     InstallHandler<ReflectionFidelityHandler>("Reflection Fidelity Handller");
+    InstallHandler<FPSCounterHandler>("FPS Counter Handler");
 
     InstallHandler<StateResearchHook>("SRH");
 }
\ No newline at end of file
diff --git a/mc2hook/mc2hook/mc2hook.vcxproj b/mc2hook/mc2hook/mc2hook.vcxproj
index 056702b..73d2459 100644
--- a/mc2hook/mc2hook/mc2hook.vcxproj
+++ b/mc2hook/mc2hook/mc2hook.vcxproj
@@ -158,6 +158,8 @@
     <ClInclude Include="age\data\refcount.h" />
     <ClInclude Include="age\data\stack.h" />
     <ClInclude Include="age\data\timemgr.h" />
+    <ClInclude Include="age\gfx\font.h" />
+    <ClInclude Include="age\gfx\pipeline.h" />
     <ClInclude Include="age\gfx\rstate.h" />
     <ClInclude Include="age\input\input.h" />
     <ClInclude Include="age\input\keyboard.h" />
@@ -192,6 +194,7 @@
     <ClInclude Include="handlers\CustomExceptionHandler.h" />
     <ClInclude Include="handlers\CustomVehicleHandler.h" />
     <ClInclude Include="handlers\FontCrashFixHandler.h" />
+    <ClInclude Include="handlers\FPSCounterHandler.h" />
     <ClInclude Include="handlers\handlers.h" />
     <ClInclude Include="handlers\HybridFileMethodsHandler.h" />
     <ClInclude Include="handlers\InputHandler.h" />
@@ -224,6 +227,8 @@
     <ClCompile Include="age\data\asset.cpp" />
     <ClCompile Include="age\data\stack.cpp" />
     <ClCompile Include="age\data\timemgr.cpp" />
+    <ClCompile Include="age\gfx\font.cpp" />
+    <ClCompile Include="age\gfx\pipeline.cpp" />
     <ClCompile Include="age\gfx\rstate.cpp" />
     <ClCompile Include="age\input\input.cpp" />
     <ClCompile Include="age\input\keyboard.cpp" />
@@ -245,6 +250,7 @@
     <ClCompile Include="handlers\CustomExceptionHandler.cpp" />
     <ClCompile Include="handlers\CustomVehicleHandler.cpp" />
     <ClCompile Include="handlers\FontCrashFixHandler.cpp" />
+    <ClCompile Include="handlers\FPSCounterHandler.cpp" />
     <ClCompile Include="handlers\HybridFileMethodsHandler.cpp" />
     <ClCompile Include="handlers\InputHandler.cpp" />
     <ClCompile Include="handlers\PathHandler.cpp" />
diff --git a/mc2hook/mc2hook/mc2hook.vcxproj.filters b/mc2hook/mc2hook/mc2hook.vcxproj.filters
index 027b650..a7bfa91 100644
--- a/mc2hook/mc2hook/mc2hook.vcxproj.filters
+++ b/mc2hook/mc2hook/mc2hook.vcxproj.filters
@@ -219,6 +219,15 @@
     <ClInclude Include="handlers\ReflectionFidelityHandler.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="age\gfx\font.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="age\gfx\pipeline.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="handlers\FPSCounterHandler.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="dllmain.cpp">
@@ -341,5 +350,14 @@
     <ClCompile Include="handlers\ReflectionFidelityHandler.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="age\gfx\font.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="age\gfx\pipeline.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="handlers\FPSCounterHandler.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>
\ No newline at end of file