update

2026-05-14 22:12:40 +08:00
parent 334845d732
commit 3ba8ba80b3
6 changed files with 252 additions and 69 deletions
@@ -209,7 +209,13 @@ private:
    void beginPresentationZoomRestore();
    void presentationComputeZoomTarget(int entityIndex, QPointF* outPan, qreal* outScale) const;

-private:
+    void syncFullBackgroundImageFromDiskIfDirty();
+    void rebuildFullBackgroundCutoutIfDirty();
+    QVector<QVector<QPointF>> visibleBlackholeCutoutPolysWorld() const;
+    void applyBlackHolesWorldToCrop(QImage& cropPremul, const QRect& cropWorld) const;
+    /// 与画布黑洞一致：优先整图 cutout 缓存，否则区域解码后再填黑。
+    bool loadRgbCropForEntitySegmentStroke(const QRectF& polyBrWorld, QRect& outCropWorld, QImage& outCropRgb);
+
    struct Entity {
        QString id;
        QRectF rect;                 // world 坐标（用于拖拽与约束）