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-rw-r--r--NorthstarDLL/client/debugoverlay.cpp141
1 files changed, 141 insertions, 0 deletions
diff --git a/NorthstarDLL/client/debugoverlay.cpp b/NorthstarDLL/client/debugoverlay.cpp
new file mode 100644
index 00000000..dd273227
--- /dev/null
+++ b/NorthstarDLL/client/debugoverlay.cpp
@@ -0,0 +1,141 @@
+#include "pch.h"
+#include "dedicated/dedicated.h"
+#include "core/convar/cvar.h"
+#include "core/math/vector.h"
+
+AUTOHOOK_INIT()
+
+enum OverlayType_t
+{
+ OVERLAY_BOX = 0,
+ OVERLAY_SPHERE,
+ OVERLAY_LINE,
+ OVERLAY_TRIANGLE,
+ OVERLAY_SWEPT_BOX,
+ OVERLAY_BOX2,
+ OVERLAY_CAPSULE
+};
+
+struct OverlayBase_t
+{
+ OverlayBase_t()
+ {
+ m_Type = OVERLAY_BOX;
+ m_nServerCount = -1;
+ m_nCreationTick = -1;
+ m_flEndTime = 0.0f;
+ m_pNextOverlay = NULL;
+ }
+
+ OverlayType_t m_Type; // What type of overlay is it?
+ int m_nCreationTick; // Duration -1 means go away after this frame #
+ int m_nServerCount; // Latch server count, too
+ float m_flEndTime; // When does this box go away
+ OverlayBase_t* m_pNextOverlay;
+ void* m_pUnk;
+};
+
+struct OverlayLine_t : public OverlayBase_t
+{
+ OverlayLine_t()
+ {
+ m_Type = OVERLAY_LINE;
+ }
+
+ Vector3 origin;
+ Vector3 dest;
+ int r;
+ int g;
+ int b;
+ int a;
+ bool noDepthTest;
+};
+
+struct OverlayBox_t : public OverlayBase_t
+{
+ OverlayBox_t()
+ {
+ m_Type = OVERLAY_BOX;
+ }
+
+ Vector3 origin;
+ Vector3 mins;
+ Vector3 maxs;
+ QAngle angles;
+ int r;
+ int g;
+ int b;
+ int a;
+};
+
+static HMODULE sEngineModule;
+
+typedef void (*RenderLineType)(Vector3 v1, Vector3 v2, Color c, bool bZBuffer);
+static RenderLineType RenderLine;
+typedef void (*RenderBoxType)(Vector3 vOrigin, QAngle angles, Vector3 vMins, Vector3 vMaxs, Color c, bool bZBuffer, bool bInsideOut);
+static RenderBoxType RenderBox;
+static RenderBoxType RenderWireframeBox;
+
+// clang-format off
+AUTOHOOK(DrawOverlay, engine.dll + 0xABCB0,
+void, __fastcall, (OverlayBase_t * pOverlay))
+// clang-format on
+{
+ EnterCriticalSection((LPCRITICAL_SECTION)((char*)sEngineModule + 0x10DB0A38)); // s_OverlayMutex
+
+ void* pMaterialSystem = *(void**)((char*)sEngineModule + 0x14C675B0);
+
+ switch (pOverlay->m_Type)
+ {
+ case OVERLAY_LINE:
+ {
+ OverlayLine_t* pLine = static_cast<OverlayLine_t*>(pOverlay);
+ RenderLine(pLine->origin, pLine->dest, Color(pLine->r, pLine->g, pLine->b, pLine->a), pLine->noDepthTest);
+ }
+ break;
+ case OVERLAY_BOX:
+ {
+ OverlayBox_t* pCurrBox = static_cast<OverlayBox_t*>(pOverlay);
+ if (pCurrBox->a > 0)
+ {
+ RenderBox(
+ pCurrBox->origin,
+ pCurrBox->angles,
+ pCurrBox->mins,
+ pCurrBox->maxs,
+ Color(pCurrBox->r, pCurrBox->g, pCurrBox->b, pCurrBox->a),
+ false,
+ false);
+ }
+ if (pCurrBox->a < 255)
+ {
+ RenderWireframeBox(
+ pCurrBox->origin,
+ pCurrBox->angles,
+ pCurrBox->mins,
+ pCurrBox->maxs,
+ Color(pCurrBox->r, pCurrBox->g, pCurrBox->b, 255),
+ false,
+ false);
+ }
+ }
+ break;
+ }
+ LeaveCriticalSection((LPCRITICAL_SECTION)((char*)sEngineModule + 0x10DB0A38));
+}
+
+ON_DLL_LOAD_CLIENT_RELIESON("engine.dll", DebugOverlay, ConVar, (CModule module))
+{
+ AUTOHOOK_DISPATCH()
+
+ RenderLine = module.Offset(0x192A70).As<RenderLineType>();
+ RenderBox = module.Offset(0x192520).As<RenderBoxType>();
+ RenderWireframeBox = module.Offset(0x193DA0).As<RenderBoxType>();
+ sEngineModule = reinterpret_cast<HMODULE>(module.m_nAddress);
+
+ // not in g_pCVar->FindVar by this point for whatever reason, so have to get from memory
+ ConVar* Cvar_enable_debug_overlays = module.Offset(0x10DB0990).As<ConVar*>();
+ Cvar_enable_debug_overlays->SetValue(false);
+ Cvar_enable_debug_overlays->m_pszDefaultValue = (char*)"0";
+ Cvar_enable_debug_overlays->AddFlags(FCVAR_CHEAT);
+}