fix: blobs now allow to be drawn in device pixels to stay sharp

Plugins/ZShell/Blobs/blobshape2.cpp

@@ -9,6 +9,7 @@ BlobShape2::BlobShape2(QQuickItem* parent) : QQuickItem(parent) {}
 void BlobShape2::setGroup(BlobGroup2* g) {
 	if (m_group == g) return;
 	if (m_group && isComponentComplete()) unregisterFromGroup();
+	if (m_group) resetDeformMatrix();
 	m_group = g;
 	if (m_group && isComponentComplete()) registerWithGroup();
 	emit groupChanged();
@@ -32,7 +33,6 @@ void BlobShape2::geometryChange(
 	QQuickItem::geometryChange(newGeometry, oldGeometry);
 	updateCenteredDeformMatrix();
 
-	// One draw covers the whole group, so any shape change is a group change.
 	if (m_group) m_group->markDirty();
 }
 
@@ -49,6 +49,12 @@ void BlobShape2::updateCenteredDeformMatrix() {
 	}
 }
 
+void BlobShape2::resetDeformMatrix() {
+	m_deformMatrix = QMatrix4x4();
+	emit rawDeformMatrixChanged();
+	updateCenteredDeformMatrix();
+}
+
 void BlobShape2::cornerRadii(float out[4]) const {
 	const auto maxR = static_cast<float>(std::min(width(), height())) * 0.5f;
 	const auto r = std::min(static_cast<float>(m_radius), maxR);