perf: do not declare convars inline with runtime code

a weird misusage of the convar constructor, should be done at init
instead

Author: mastercoms

src/engine/l_studio.cpp

@@ -3179,15 +3179,19 @@ int CModelRender::DrawStaticPropArrayFast( StaticPropRenderInfo_t *pProps, int c
 #endif // SWDS
 }
 
+#ifndef SWDS
+static ConVar r_shadowlod("r_shadowlod", "-1");
+static ConVar r_shadowlodbias("r_shadowlodbias", "2");
+#endif
+
 //-----------------------------------------------------------------------------
 // Shadow rendering
 //-----------------------------------------------------------------------------
 matrix3x4_t* CModelRender::DrawModelShadowSetup( IClientRenderable *pRenderable, int body, int skin, DrawModelInfo_t *pInfo, matrix3x4_t *pCustomBoneToWorld )
 {
 #ifndef SWDS
 	DrawModelInfo_t &info = *pInfo;
-	static ConVar r_shadowlod("r_shadowlod", "-1");
-	static ConVar r_shadowlodbias("r_shadowlodbias", "2");
+	
 
 	model_t const* pModel = pRenderable->GetModel();
 	if ( !pModel )