6 files changed, 33 insertions, 6 deletions
diff --git a/servers/visual/rasterizer.h b/servers/visual/rasterizer.h
index 83031e981a..37a846ca72 100644
--- a/servers/visual/rasterizer.h
+++ b/servers/visual/rasterizer.h
@@ -444,7 +444,7 @@ public:
 	virtual void begin_frame()=0;
 	
 	virtual void set_viewport(const VS::ViewportRect& p_viewport)=0;
-	virtual void set_render_target(RID p_render_target)=0;
+	virtual void set_render_target(RID p_render_target,bool p_transparent_bg=false,bool p_vflip=false)=0;
 	virtual void clear_viewport(const Color& p_color)=0;
 	virtual void capture_viewport(Image* r_capture)=0;
 	
diff --git a/servers/visual/rasterizer_dummy.cpp b/servers/visual/rasterizer_dummy.cpp
index 694d365d79..4fc8f1da8f 100644
--- a/servers/visual/rasterizer_dummy.cpp
+++ b/servers/visual/rasterizer_dummy.cpp
@@ -1384,7 +1384,7 @@ void RasterizerDummy::set_viewport(const VS::ViewportRect& p_viewport) {
 
 }
 
-void RasterizerDummy::set_render_target(RID p_render_target) {
+void RasterizerDummy::set_render_target(RID p_render_target,bool p_transparent_bg) {
 
 
 }
diff --git a/servers/visual/rasterizer_dummy.h b/servers/visual/rasterizer_dummy.h
index 7ae03a1c0b..07a78549f7 100644
--- a/servers/visual/rasterizer_dummy.h
+++ b/servers/visual/rasterizer_dummy.h
@@ -627,7 +627,7 @@ public:
 	virtual void begin_frame();
 
 	virtual void set_viewport(const VS::ViewportRect& p_viewport);
-	virtual void set_render_target(RID p_render_target);
+	virtual void set_render_target(RID p_render_target,bool p_transparent_bg=false);
 	virtual void clear_viewport(const Color& p_color);
 	virtual void capture_viewport(Image* r_capture);
 
diff --git a/servers/visual/visual_server_raster.cpp b/servers/visual/visual_server_raster.cpp
index 42b8d484b5..a189fff246 100644
--- a/servers/visual/visual_server_raster.cpp
+++ b/servers/visual/visual_server_raster.cpp
@@ -1136,6 +1136,25 @@ RID VisualServerRaster::viewport_get_render_target_texture(RID p_viewport) const
 
 }
 
+void VisualServerRaster::viewport_set_render_target_vflip(RID p_viewport,bool p_enable) {
+
+	Viewport *viewport = viewport_owner.get( p_viewport );
+	ERR_FAIL_COND(!viewport);
+
+	viewport->render_target_vflip=p_enable;
+
+}
+
+bool VisualServerRaster::viewport_get_render_target_vflip(RID p_viewport) const{
+
+	const Viewport *viewport = viewport_owner.get( p_viewport );
+	ERR_FAIL_COND_V(!viewport,false);
+
+	return viewport->render_target_vflip;
+
+}
+
+
 void VisualServerRaster::viewport_queue_screen_capture(RID p_viewport) {
 
 	VS_CHANGED;
@@ -1164,6 +1183,9 @@ void VisualServerRaster::viewport_set_rect(RID p_viewport,const ViewportRect& p_
 	ERR_FAIL_COND(!viewport);
 	
 	viewport->rect=p_rect;
+	if (viewport->render_target.is_valid()) {
+		rasterizer->render_target_set_size(viewport->render_target,viewport->rect.width,viewport->rect.height);
+	}
 }
 
 
@@ -5450,7 +5472,7 @@ void VisualServerRaster::_draw_viewports() {
 			continue;
 		}
 
-		rasterizer->set_render_target(vp->render_target);
+		rasterizer->set_render_target(vp->render_target,vp->transparent_bg,vp->render_target_vflip);
 		_draw_viewport(vp,0,0,vp->rect.width,vp->rect.height);
 
 		if ( (vp->queue_capture && vp->render_target_update_mode==RENDER_TARGET_UPDATE_DISABLED) || vp->render_target_update_mode==RENDER_TARGET_UPDATE_ONCE) {
diff --git a/servers/visual/visual_server_raster.h b/servers/visual/visual_server_raster.h
index f0b3a2d13c..d8d72b63ea 100644
--- a/servers/visual/visual_server_raster.h
+++ b/servers/visual/visual_server_raster.h
@@ -484,8 +484,8 @@ class VisualServerRaster : public VisualServer {
 		bool hide_scenario;
 		bool hide_canvas;
 		bool transparent_bg;
-
 		bool queue_capture;
+		bool render_target_vflip;
 		Image capture;
 
 		bool rendered_in_prev_frame;
@@ -512,7 +512,7 @@ class VisualServerRaster : public VisualServer {
 
 		SelfList<Viewport> update_list;
 
-		Viewport() : update_list(this) { transparent_bg=false; render_target_update_mode=RENDER_TARGET_UPDATE_WHEN_VISIBLE; queue_capture=false; rendered_in_prev_frame=false;}
+		Viewport() : update_list(this) { transparent_bg=false; render_target_update_mode=RENDER_TARGET_UPDATE_WHEN_VISIBLE; queue_capture=false; rendered_in_prev_frame=false; render_target_vflip=false;}
 	};
 
 	SelfList<Viewport>::List viewport_update_list;
@@ -911,6 +911,8 @@ public:
 	virtual void viewport_set_render_target_update_mode(RID p_viewport,RenderTargetUpdateMode p_mode);
 	virtual RenderTargetUpdateMode viewport_get_render_target_update_mode(RID p_viewport) const;
 	virtual RID viewport_get_render_target_texture(RID p_viewport) const;
+	virtual void viewport_set_render_target_vflip(RID p_viewport,bool p_enable);
+	virtual bool viewport_get_render_target_vflip(RID p_viewport) const;
 
 	virtual void viewport_queue_screen_capture(RID p_viewport);
 	virtual Image viewport_get_screen_capture(RID p_viewport) const;
diff --git a/servers/visual/visual_server_wrap_mt.h b/servers/visual/visual_server_wrap_mt.h
index 3a6a3e509a..4e1094a3a2 100644
--- a/servers/visual/visual_server_wrap_mt.h
+++ b/servers/visual/visual_server_wrap_mt.h
@@ -889,6 +889,9 @@ public:
 	FUNC1RC(RenderTargetUpdateMode,viewport_get_render_target_update_mode,RID);
 	FUNC1RC(RID,viewport_get_render_target_texture,RID);
 
+	FUNC2(viewport_set_render_target_vflip,RID,bool);
+	FUNC1RC(bool,viewport_get_render_target_vflip,RID);
+
 	FUNC1(viewport_queue_screen_capture,RID);
 	FUNC1RC(Image,viewport_get_screen_capture,RID);