diff --git a/src/hooks/engine_vgui.cc b/src/hooks/engine_vgui.cc
index 0621d9f..8f7e259 100644
--- a/src/hooks/engine_vgui.cc
+++ b/src/hooks/engine_vgui.cc
@@ -3,6 +3,7 @@
 #include <sdk/draw.hh>
 #include <sdk/hooks.hh>
 #include <sdk/log.hh>
+#include <sdk/platform.hh>
 #include <sdk/sdk.hh>
 
 using namespace sdk;
@@ -13,7 +14,12 @@ hooks::HookFunction<EngineVgui, 0> *engine_vgui_hook;
 using StartDrawing  = void(__thiscall *)(void *);
 using FinishDrawing = void(__thiscall *)(void *);
 
-void hooked_paint(EngineVgui *instance, u32 paint_method) {
+#if doghook_platform_windows()
+void __fastcall hooked_paint(EngineVgui *instance, void *edx, u32 paint_method)
+#else
+void hooked_paint(EngineVgui *instance, u32 paint_method)
+#endif
+{
     engine_vgui_hook->call_original<void>(paint_method);
 
     if (paint_method & 1) {
@@ -27,7 +33,7 @@ void hooked_paint(EngineVgui *instance, u32 paint_method) {
 
 void init_all() {
     // hook up
-    engine_vgui_hook = new hooks::HookFunction<EngineVgui, 0>(IFace<EngineVgui>().get(), 14, 14, 14, reinterpret_cast<void *>(&hooked_paint));
+    engine_vgui_hook = new hooks::HookFunction<EngineVgui, 0>(IFace<EngineVgui>().get(), 13, 14, 14, reinterpret_cast<void *>(&hooked_paint));
 }
 
 void shutdown_all() {
diff --git a/src/sdk/draw.cc b/src/sdk/draw.cc
index 1716462..a83331e 100644
--- a/src/sdk/draw.cc
+++ b/src/sdk/draw.cc
@@ -73,11 +73,13 @@ void start() {
     assert(is_surface());
     using StartDrawing = void(__thiscall *)(Surface *);
 
+    // look for -pixel_offset_x
+
     static StartDrawing start_drawing = []() -> auto {
         if constexpr (doghook_platform::linux()) {
             return signature::find_pattern<StartDrawing>("vguimatsurface", "55 89 E5 53 81 EC 94 00 00 00", 0);
         } else if constexpr (doghook_platform::windows()) {
-            return nullptr;
+            return signature::find_pattern<StartDrawing>("vguimatsurface", "55 8B EC 64 A1 ? ? ? ? 6A FF 68 ? ? ? ? 50 64 89 25 ? ? ? ? 83 EC 14", 0);
         }
     }
     ();
@@ -94,7 +96,7 @@ void finish() {
         if constexpr (doghook_platform::linux()) {
             return signature::find_pattern<FinishDrawing>("vguimatsurface", "55 89 E5 53 83 EC 24 C7 04 24 00 00 00 00", 0);
         } else if constexpr (doghook_platform::windows()) {
-            return nullptr;
+            return signature::find_pattern<FinishDrawing>("vguimatsurface", "55 8B EC 6A FF 68 ? ? ? ? 64 A1 ? ? ? ? 50 64 89 25 ? ? ? ? 51 56 6A 00", 0);
         }
     }
     ();