- removed the NetUpdate calls from the software renderer.

These can cause highly dangerous recursions and execute play code deep inside the renderer and since the hardware renderer does not have these, there is very little point for the software renderer to retain them.

src/rendering/polyrenderer/poly_renderer.cpp

@@ -129,8 +129,6 @@ void PolyRenderer::RenderActorView(AActor *actor, bool drawpsprites, bool dontma
 	PolyMaskedCycles.Reset();
 	PolyDrawerWaitCycles.Reset();
 
-	NetUpdate();
-	
 	DontMapLines = dontmaplines;
 
 	R_SetupFrame(Viewpoint, Viewwindow, actor);
@@ -188,8 +186,6 @@ void PolyRenderer::RenderActorView(AActor *actor, bool drawpsprites, bool dontma
 
 	if (Viewpoint.camera)
 		Viewpoint.camera->renderflags = savedflags;
-	
-	NetUpdate();
 }
 
 void PolyRenderer::RenderRemainingPlayerSprites()

src/rendering/swrenderer/line/r_renderdrawsegment.cpp

@@ -70,9 +70,6 @@ namespace swrenderer
 		curline = ds->curline;
 		m3DFloor = clip3DFloor;
 
-		if (Thread->MainThread)
-			NetUpdate();
-
 		frontsector = curline->frontsector;
 		backsector = curline->backsector;
 

src/rendering/swrenderer/line/r_walldraw.cpp

@@ -546,9 +546,6 @@ namespace swrenderer
 		this->additive = additive;
 		this->alpha = alpha;
 
-		if (Thread->MainThread)
-			NetUpdate();
-
 		Thread->PrepareTexture(pic, DefaultRenderStyle()); // Get correct render style? Shaded won't get here.
 
 		if (rw_pic->GetHeight() != 1 << rw_pic->GetHeightBits())

src/rendering/swrenderer/plane/r_visibleplane.cpp

@@ -143,7 +143,5 @@ namespace swrenderer
 				renderer.Render(this, xscale, yscale, alpha, additive, masked, colormap, tex);
 			}
 		}
-		if (thread->MainThread)
-			NetUpdate();
 	}
 }

src/rendering/swrenderer/scene/r_portal.cpp

@@ -458,14 +458,8 @@ namespace swrenderer
 		int prevuniq2 = CurrentPortalUniq;
 		CurrentPortalUniq = prevuniq;
 
-		if (Thread->MainThread)
-			NetUpdate();
-
 		Thread->TranslucentPass->Render();	  //      this is required since with portals there often will be cases when more than 80% of the view is inside a portal.
 
-		if (Thread->MainThread)
-			NetUpdate();
-
 		Thread->Clip3D->LeaveSkybox(); // pop 3D floor height map
 		CurrentPortalUniq = prevuniq2;
 

src/rendering/swrenderer/scene/r_scene.cpp

@@ -155,8 +155,6 @@ namespace swrenderer
 		CameraLight::Instance()->SetCamera(MainThread()->Viewport->viewpoint, MainThread()->Viewport->RenderTarget, actor);
 		MainThread()->Viewport->SetupFreelook();
 
-		NetUpdate();
-
 		this->dontmaplines = dontmaplines;
 
 		R_UpdateFuzzPosFrameStart();
@@ -289,9 +287,6 @@ namespace swrenderer
 		thread->OpaquePass->RenderScene(thread->Viewport->Level());
 		thread->Clip3D->ResetClip(); // reset clips (floor/ceiling)
 
-		if (thread->MainThread)
-			NetUpdate();
-
 		if (viewactive)
 		{
 			thread->PlaneList->Render();
@@ -299,13 +294,7 @@ namespace swrenderer
 			thread->Portal->RenderPlanePortals();
 			thread->Portal->RenderLinePortals();
 
-			if (thread->MainThread)
-				NetUpdate();
-
 			thread->TranslucentPass->Render();
-
-			if (thread->MainThread)
-				NetUpdate();
 		}
 
 		DrawerThreads::Execute(thread->DrawQueue);

src/rendering/swrenderer/things/r_playersprite.cpp

@@ -530,8 +530,5 @@ namespace swrenderer
 			drawerargs.DrawMaskedColumn(thread, x, iscale, pic, frac + xiscale / 2, spryscale, sprtopscreen, sprflipvert, mfloorclip, mceilingclip, RenderStyle, false);
 			frac += xiscale;
 		}
-
-		if (thread->MainThread)
-			NetUpdate();
 	}
 }

src/rendering/swrenderer/things/r_sprite.cpp

@@ -369,8 +369,5 @@ namespace swrenderer
 				}
 			}
 		}
-
-		if (thread->MainThread)
-			NetUpdate();
 	}
 }