fix: closed panels don't add resistance to bounce + use qtrendering for text

Plugins/ZShell/Blobs/blobgroup2.hpp

@@ -22,9 +22,11 @@ class BlobInvertedRect2;
 // disagree with the first. That is what makes overlapping shapes read as one
 // surface - one value, one writer, one alpha per pixel.
 struct BlobGroupData {
-	// The shader reads rectData[80] = 16 entries, and excludeMask is a 32-bit
-	// mask. The shared list is capped at 16, in group order, so the cap is the
-	// same list for every pixel.
+	// The shader reads rectData[80] = 16 entries of 5 vec4, and excludeMask is a
+	// 32-bit mask. The shared list is capped at 16, in group order, so the cap is the
+	// same list for every pixel. Each entry is either a source for its span or not; the
+	// flag is in the third vec4 alongside the screen half-extents, so no extra data is
+	// needed.
 	static constexpr int kMaxRects = 16;
 
 	QVector<BlobRectData> rects;
@@ -109,6 +111,7 @@ class BlobGroup2 : public QQuickItem {
 	private:
 	void ensurePhysicsUpdated();
 	void ensureDataBuilt();
+	void resolveSources(const QVector<BlobShape2*>& entryShapes);
 	void fillMaterial(BlobMaterial* material);
 
 	qreal m_smoothing = 32.0;