Don't draw views with no size

Author: STREGA

Sources/GateEngine/System/Rendering/RenderTarget.swift

@@ -257,22 +257,27 @@ extension _RenderTargetProtocol {
             let clip = frame.clamped(within: superClip)
             view.draw(frame, into: &canvas)
             for subview in view.subviews {
-                self.drawView(subview, into: &canvas, forOffScreen: forOffScreen, frameNumber: frameNumber, superClip: clip)
+                if subview.shouldDraw() {
+                    self.drawView(subview, into: &canvas, forOffScreen: forOffScreen, frameNumber: frameNumber, superClip: clip)
+                }
             }
         case .offScreen:
             drawOffScreenViewHierarchy(for: view, into: &canvas, frameNumber: frameNumber)
         }
     }
 
     private func drawOffScreenViewHierarchy(for view: View, into onScreenCanvas: inout UICanvas, frameNumber: UInt) {
+        guard view.shouldDraw() else {return}
         guard let window = view.window else {fatalError()}
         let offScreenFrame = view.offScreenFrame()
 
         var offScreenCanvas: UICanvas = UICanvas(estimatedCommandCount: 10)
         view.draw(offScreenFrame, into: &offScreenCanvas)
 
         for subview in view.subviews {
-            self.drawView(subview, into: &offScreenCanvas, forOffScreen: true, frameNumber: frameNumber, superClip: offScreenFrame)
+            if subview.shouldDraw() {
+                self.drawView(subview, into: &offScreenCanvas, forOffScreen: true, frameNumber: frameNumber, superClip: offScreenFrame)
+            }
         }
         if offScreenCanvas.hasContent {
             window.offScreenRendering.renderTarget.insert(offScreenCanvas)