add Renderer::CheckVisibility()

src/kiwano-imgui/src/ImGuiLayer.cpp

@@ -33,8 +33,9 @@ namespace kiwano
 		{
 		}
 
-		void ImGuiLayer::OnRender()
+		void ImGuiLayer::OnRender(Renderer* renderer)
 		{
+			PrepareRender(renderer);
 			for (const auto& pipeline : pipelines_)
 			{
 				pipeline.second();

src/kiwano-imgui/src/ImGuiLayer.h

@@ -52,7 +52,7 @@ namespace kiwano
 			void RemoveAllItems();
 
 		public:
-			void OnRender() override;
+			void OnRender(Renderer* renderer) override;
 
 		protected:
 			Map<String, ImGuiPipeline> pipelines_;

src/kiwano/2d/Actor.cpp

@@ -82,7 +82,7 @@ namespace kiwano
 		}
 	}
 
-	void Actor::Render()
+	void Actor::Render(Renderer* renderer)
 	{
 		if (!visible_)
 			return;
@@ -91,8 +91,7 @@ namespace kiwano
 
 		if (children_.is_empty())
 		{
-			PrepareRender();
-			OnRender();
+			OnRender(renderer);
 		}
 		else
 		{
@@ -103,21 +102,26 @@ namespace kiwano
 				if (child->GetZOrder() >= 0)
 					break;
 
-				child->Render();
+				child->Render(renderer);
 				child = child->next_item().get();
 			}
 
-			PrepareRender();
-			OnRender();
+			OnRender(renderer);
 
 			while (child)
 			{
-				child->Render();
+				child->Render(renderer);
 				child = child->next_item().get();
 			}
 		}
 	}
 
+	void Actor::PrepareRender(Renderer* renderer)
+	{
+		renderer->SetTransform(transform_matrix_);
+		renderer->SetOpacity(displayed_opacity_);
+	}
+
 	void Actor::RenderBorder()
 	{
 		if (show_border_)
@@ -656,12 +660,4 @@ namespace kiwano
 		return GetBounds().ContainsPoint(local);
 	}
 
-
-	void VisualActor::PrepareRender()
-	{
-		auto renderer = Renderer::GetInstance();
-		renderer->SetTransform(transform_matrix_);
-		renderer->SetOpacity(displayed_opacity_);
-	}
-
 }

src/kiwano/2d/Actor.h

@@ -28,6 +28,7 @@
 namespace kiwano
 {
 	class Director;
+	class Renderer;
 
 	// 실<>
 	class KGE_API Actor
@@ -51,7 +52,7 @@ namespace kiwano
 		virtual void OnUpdate(Duration dt) { KGE_UNUSED(dt); }
 
 		// 斡횡실<ED9AA1>
-		virtual void OnRender() {}
+		virtual void OnRender(Renderer* renderer) { KGE_UNUSED(renderer); }
 
 		// 삿혤鞫刻榴檄
 		bool IsVisible()				const	{ return visible_; }
@@ -135,10 +136,10 @@ namespace kiwano
 		Transform GetTransform()		const	{ return transform_; }
 
 		// 삿혤긋움
-		Rect GetBounds() const;
+		virtual Rect GetBounds() const;
 
 		// 삿혤棍학관鍋분
-		Rect GetBoundingBox() const;
+		virtual Rect GetBoundingBox() const;
 
 		// 삿혤랗郭긴뻣앤黎
 		Matrix const& GetTransformMatrix()  const;
@@ -379,6 +380,9 @@ namespace kiwano
 		// 닒만실<EBA78C>盧뇜
 		void RemoveFromParent();
 
+		// 事件分发
+		void Dispatch(Event& evt) override;
+
 		// 董界실<E7958C>뫘劤
 		inline void PauseUpdating()									{ update_pausing_ = true; }
 
@@ -403,16 +407,12 @@ namespace kiwano
 			float anchor_y
 		);
 
-	public:
-		// 事件分发
-		void Dispatch(Event& evt) override;
-
 	protected:
-		virtual void PrepareRender() {}
-
 		virtual void Update(Duration dt);
 
-		virtual void Render();
+		virtual void Render(Renderer* renderer);
+
+		void PrepareRender(Renderer* renderer);
 
 		void RenderBorder();
 
@@ -451,14 +451,4 @@ namespace kiwano
 		mutable Matrix	transform_matrix_inverse_;
 	};
 
-
-	// 可视角色
-	// 在渲染前处理二维旋转矩阵和透明度
-	class KGE_API VisualActor
-		: public Actor
-	{
-	public:
-		virtual void PrepareRender() override;
-	};
-
 }

src/kiwano/2d/Canvas.cpp

@@ -86,7 +86,7 @@ namespace kiwano
 		cache_expired_ = true;
 	}
 
-	void Canvas::OnRender()
+	void Canvas::OnRender(Renderer* renderer)
 	{
 		if (cache_expired_)
 		{
@@ -95,8 +95,10 @@ namespace kiwano
 		
 		if (bitmap_cached_)
 		{
+			PrepareRender(renderer);
+
 			Rect bitmap_rect(0.f, 0.f, bitmap_cached_->GetSize().width, bitmap_cached_->GetSize().height);
-			Renderer::GetInstance()->DrawBitmap(
+			renderer->DrawBitmap(
 				bitmap_cached_,
 				bitmap_rect,
 				bitmap_rect

src/kiwano/2d/Canvas.h

@@ -33,7 +33,7 @@ namespace kiwano
 {
 	// 画布
 	class KGE_API Canvas
-		: public VisualActor
+		: public Actor
 	{
 	public:
 		Canvas();
@@ -211,7 +211,7 @@ namespace kiwano
 		// 导出为图片
 		ImagePtr ExportToImage() const;
 
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 	protected:
 		ComPtr<ID2D1Bitmap> const& GetBitmap() const;

src/kiwano/2d/DebugActor.cpp

@@ -28,7 +28,7 @@
 
 namespace kiwano
 {
-	DebugNode::DebugNode()
+	DebugActor::DebugActor()
 		: background_color_(0.0f, 0.0f, 0.0f, 0.7f)
 	{
 		SetName(L"kiwano-debug-actor");
@@ -54,13 +54,13 @@ namespace kiwano
 		AddListener(Event::MouseOut, [=](const Event&) { SetOpacity(1.f); });
 	}
 
-	DebugNode::~DebugNode()
+	DebugActor::~DebugActor()
 	{
 	}
 
-	void DebugNode::OnRender()
+	void DebugActor::OnRender(Renderer* renderer)
 	{
-		auto renderer = Renderer::GetInstance();
+		PrepareRender(renderer);
 
 		renderer->GetSolidColorBrush()->SetColor(DX::ConvertToColorF(background_color_));
 		renderer->GetD2DDeviceResources()->GetDeviceContext()->FillRoundedRectangle(
@@ -69,7 +69,7 @@ namespace kiwano
 		);
 	}
 
-	void DebugNode::OnUpdate(Duration dt)
+	void DebugActor::OnUpdate(Duration dt)
 	{
 		KGE_UNUSED(dt);
 

src/kiwano/2d/DebugActor.h

@@ -23,15 +23,15 @@
 
 namespace kiwano
 {
-	class KGE_API DebugNode
-		: public VisualActor
+	class KGE_API DebugActor
+		: public Actor
 	{
 	public:
-		DebugNode();
+		DebugActor();
 
-		virtual ~DebugNode();
+		virtual ~DebugActor();
 
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 		void OnUpdate(Duration dt) override;
 

src/kiwano/2d/GifSprite.cpp

@@ -86,7 +86,7 @@ namespace kiwano
 
 	void GifSprite::Update(Duration dt)
 	{
-		VisualActor::Update(dt);
+		Actor::Update(dt);
 
 		if (image_ && animating_)
 		{
@@ -100,12 +100,14 @@ namespace kiwano
 		}
 	}
 
-	void GifSprite::OnRender()
+	void GifSprite::OnRender(Renderer* renderer)
 	{
-		if (frame_to_render_)
+		if (frame_to_render_ && renderer->CheckVisibility(size_, transform_matrix_))
 		{
+			PrepareRender(renderer);
+
 			Rect bounds = GetBounds();
-			Renderer::GetInstance()->DrawBitmap(frame_to_render_, bounds, bounds);
+			renderer->DrawBitmap(frame_to_render_, bounds, bounds);
 		}
 	}
 

src/kiwano/2d/GifSprite.h

@@ -27,7 +27,7 @@
 namespace kiwano
 {
 	class KGE_API GifSprite
-		: public VisualActor
+		: public Actor
 	{
 	public:
 		using LoopDoneCallback = Function<void(int)>;
@@ -67,7 +67,7 @@ namespace kiwano
 
 		inline DoneCallback GetDoneCallback() const					{ return done_cb_; }
 
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 	protected:
 		void Update(Duration dt) override;

src/kiwano/2d/ShapeActor.cpp

@@ -41,7 +41,7 @@ namespace kiwano
 	{
 	}
 
-	Rect ShapeActor::GetBoundingBox()
+	Rect ShapeActor::GetBounds() const
 	{
 		if (!geo_)
 			return Rect{};
@@ -52,6 +52,17 @@ namespace kiwano
 		return Rect{ rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top };
 	}
 
+	Rect ShapeActor::GetBoundingBox() const
+	{
+		if (!geo_)
+			return Rect{};
+
+		D2D1_RECT_F rect;
+		// no matter it failed or not
+		geo_->GetBounds(DX::ConvertToMatrix3x2F(transform_matrix_), &rect);
+		return Rect{ rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top };
+	}
+
 	float ShapeActor::GetLength()
 	{
 		float length = 0.f;
@@ -125,16 +136,18 @@ namespace kiwano
 		outline_join_ = outline_join;
 	}
 
-	void ShapeActor::OnRender()
+	void ShapeActor::OnRender(Renderer* renderer)
 	{
 		if (geo_)
 		{
-			Renderer::GetInstance()->FillGeometry(
+			PrepareRender(renderer);
+
+			renderer->FillGeometry(
 				geo_,
 				fill_color_
 			);
 
-			Renderer::GetInstance()->DrawGeometry(
+			renderer->DrawGeometry(
 				geo_,
 				stroke_color_,
 				stroke_width_,

src/kiwano/2d/ShapeActor.h

@@ -26,7 +26,7 @@ namespace kiwano
 {
 	// 랗郭暠近실<E8BF91>
 	class KGE_API ShapeActor
-		: public VisualActor
+		: public Actor
 	{
 	public:
 		ShapeActor();
@@ -49,8 +49,11 @@ namespace kiwano
 		// 삿혤窟係宮슥湳駕
 		StrokeStyle SetOutlineJoinStyle() const	{ return outline_join_; }
 
+		// »ñÈ¡±ß½ç
+		Rect GetBounds() const override;
+
 		// 삿혤棍학관鍋분
-		Rect GetBoundingBox();
+		Rect GetBoundingBox() const override;
 
 		// 털뙤暠近角뤠관벵듐
 		bool ContainsPoint(
@@ -96,7 +99,7 @@ namespace kiwano
 		// 삿혤近榴
 		inline ComPtr<ID2D1Geometry> GetGeometry() const		{ return geo_; }
 
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 	protected:
 		Color					fill_color_;

src/kiwano/2d/Sprite.cpp

@@ -83,11 +83,12 @@ namespace kiwano
 		}
 	}
 
-	void Sprite::OnRender()
+	void Sprite::OnRender(Renderer* renderer)
 	{
-		if (frame_)
+		if (frame_ && renderer->CheckVisibility(size_, transform_matrix_))
 		{
-			Renderer::GetInstance()->DrawBitmap(frame_->GetImage()->GetBitmap(), frame_->GetCropRect(), GetBounds());
+			PrepareRender(renderer);
+			renderer->DrawBitmap(frame_->GetImage()->GetBitmap(), frame_->GetCropRect(), GetBounds());
 		}
 	}
 }

src/kiwano/2d/Sprite.h

@@ -26,7 +26,7 @@ namespace kiwano
 {
 	// ¾«Áé
 	class KGE_API Sprite
-		: public VisualActor
+		: public Actor
 	{
 	public:
 		Sprite();
@@ -63,7 +63,7 @@ namespace kiwano
 		void SetFrame(FramePtr frame);
 
 		// äÖȾ¾«Áé
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 	protected:
 		FramePtr frame_;

src/kiwano/2d/Text.cpp

@@ -297,14 +297,14 @@ namespace kiwano
 		style_.outline_stroke = outline_stroke;
 	}
 
-	void Text::OnRender()
+	void Text::OnRender(Renderer* renderer)
 	{
 		UpdateLayout();
 
-		if (text_layout_)
+		if (text_layout_ && renderer->CheckVisibility(layout_size_, transform_matrix_))
 		{
-            auto renderer = Renderer::GetInstance();
-            renderer->SetTextStyle(
+			PrepareRender(renderer);
+			renderer->SetTextStyle(
 				GetDisplayedOpacity(),
 				style_.color,
 				style_.outline,

src/kiwano/2d/Text.h

@@ -28,7 +28,7 @@ namespace kiwano
 {
 	// Îı¾
 	class KGE_API Text
-		: public VisualActor
+		: public Actor
 	{
 	public:
 		Text();
@@ -203,7 +203,7 @@ namespace kiwano
 			TextStyle const& style
 		);
 
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 	protected:
 		void UpdateLayout() const;
@@ -218,4 +218,4 @@ namespace kiwano
 		mutable ComPtr<IDWriteTextFormat>	text_format_;
 		mutable ComPtr<IDWriteTextLayout>	text_layout_;
 	};
-}
+}

src/kiwano/2d/Transition.cpp

@@ -99,10 +99,8 @@ namespace kiwano
 		}
 	}
 
-	void Transition::Render()
+	void Transition::Render(Renderer* renderer)
 	{
-		auto renderer = Renderer::GetInstance();
-
 		if (out_scene_)
 		{
 			renderer->PushClip(
@@ -111,7 +109,7 @@ namespace kiwano
 			);
 			renderer->PushLayer(out_layer_, out_layer_prop_);
 
-			out_scene_->Render();
+			out_scene_->Render(renderer);
 
 			renderer->PopLayer();
 			renderer->PopClip();
@@ -125,7 +123,7 @@ namespace kiwano
 			);
 			renderer->PushLayer(in_layer_, in_layer_prop_);
 
-			in_scene_->Render();
+			in_scene_->Render(renderer);
 
 			renderer->PopLayer();
 			renderer->PopClip();

src/kiwano/2d/Transition.h

@@ -25,6 +25,7 @@
 namespace kiwano
 {
 	class Director;
+	class Renderer;
 
 	// 舞台过渡
 	class KGE_API Transition
@@ -49,7 +50,7 @@ namespace kiwano
 
 		virtual void Update(Duration dt);
 
-		virtual void Render();
+		virtual void Render(Renderer* renderer);
 
 		virtual void Stop();
 

src/kiwano/base/Component.h

@@ -25,6 +25,8 @@
 
 namespace kiwano
 {
+	class Renderer;
+
 	class KGE_API Component
 	{
 	public:
@@ -36,7 +38,7 @@ namespace kiwano
 		virtual void AfterUpdate() {}
 
 		virtual void BeforeRender() {}
-		virtual void OnRender() {}
+		virtual void OnRender(Renderer*) {}
 		virtual void AfterRender() {}
 
 		virtual void HandleEvent(Event&) {}

src/kiwano/base/Director.cpp

@@ -75,7 +75,7 @@ namespace kiwano
 		if (show)
 		{
 			if (!debug_actor_)
-				debug_actor_ = new DebugNode;
+				debug_actor_ = new DebugActor;
 		}
 		else
 		{
@@ -124,19 +124,21 @@ namespace kiwano
 			debug_actor_->Update(dt);
 	}
 
-	void Director::OnRender()
+	void Director::OnRender(Renderer* renderer)
 	{
 		if (transition_)
 		{
-			transition_->Render();
+			transition_->Render(renderer);
 		}
 		else if (curr_scene_)
 		{
-			curr_scene_->Render();
+			curr_scene_->Render(renderer);
 		}
 
 		if (debug_actor_)
-			debug_actor_->Render();
+		{
+			debug_actor_->Render(renderer);
+		}
 	}
 
 	void Director::AfterRender()

src/kiwano/base/Director.h

@@ -63,7 +63,7 @@ namespace kiwano
 
 		void OnUpdate(Duration dt) override;
 
-		void OnRender() override;
+		void OnRender(Renderer* renderer) override;
 
 		void AfterRender() override;
 

src/kiwano/platform/Application.cpp

@@ -267,9 +267,10 @@ namespace kiwano
 		}
 
 		// Rendering
+		Renderer* renderer = Renderer::GetInstance();
 		for (Component* c : components_)
 		{
-			c->OnRender();
+			c->OnRender(renderer);
 		}
 
 		// After render

src/kiwano/renderer/render.cpp

@@ -484,4 +484,11 @@ namespace kiwano
 		return S_OK;
 	}
 
+	bool Renderer::CheckVisibility(Size const& content_size, Matrix const& transform)
+	{
+		return Rect{ Point{}, output_size_ }.Intersects(
+			transform.Transform(Rect{ Point{}, content_size })
+		);
+	}
+
 }

src/kiwano/renderer/render.h

@@ -147,6 +147,11 @@ namespace kiwano
 			UINT height
 		);
 
+		bool CheckVisibility(
+			Size const& content_size,
+			Matrix const& transform
+		);
+
 	public:
 		void SetupComponent() override;