BGE: Post drawing callbacks are now done per viewport instead of per scene. This is handy for things like having a different HUD for each player in a splitscreen game. To figure out what viewport you're drawing too, check the scene's active_camera.

1 files changed, 10 insertions, 3 deletions

diff --git a/source/gameengine/Ketsji/KX_KetsjiEngine.cpp b/source/gameengine/Ketsji/KX_KetsjiEngine.cpp
index 0aa36b4cd5f..f41e0c16457 100644
--- a/source/gameengine/Ketsji/KX_KetsjiEngine.cpp
+++ b/source/gameengine/Ketsji/KX_KetsjiEngine.cpp
@@ -862,6 +862,8 @@ void KX_KetsjiEngine::Render()
 		{
 			if((*it)->GetViewport())
 			{
+				// Change the active camera so Python scripts can figure out what viewport they're in
+				scene->SetActiveCamera(*it);
 				if (scene->IsClearingZBuffer())
 					m_rasterizer->ClearDepthBuffer();
 		
@@ -873,6 +875,10 @@ void KX_KetsjiEngine::Render()
 			
 			it++;
 		}
+
+		// Now change the camera back
+		scene->SetActiveCamera(cam);
+
 		PostRenderScene(scene);
 	}
 
@@ -1315,6 +1321,10 @@ void KX_KetsjiEngine::RenderFrame(KX_Scene* scene, KX_Camera* cam)
 	
 	if (scene->GetPhysicsEnvironment())
 		scene->GetPhysicsEnvironment()->debugDrawWorld();
+
+#ifdef WITH_PYTHON
+	scene->RunDrawingCallbacks(scene->GetPostDrawCB());	
+#endif
 }
 
 void KX_KetsjiEngine::RenderFonts(KX_Scene* scene)
@@ -1336,9 +1346,6 @@ void KX_KetsjiEngine::PostRenderScene(KX_Scene* scene)
 {
 	m_rendertools->MotionBlur(m_rasterizer);
 	scene->Render2DFilters(m_canvas);
-#ifdef WITH_PYTHON
-	scene->RunDrawingCallbacks(scene->GetPostDrawCB());	
-#endif
 	m_rasterizer->FlushDebugLines();
 }