四个方向分块渲染

2026-08-12 09:01:25 +08:00
parent b34c0d31b1
commit 9331b4cbf6
24 changed files with 788 additions and 108 deletions
@@ -81,7 +81,8 @@ private:
            coordinates,
            state.orientation == Orientation::Horizontal ? static_cast<double>(state.x)
                                                         : static_cast<double>(state.y),
-            static_cast<double>(state.pixel_length)
+            static_cast<double>(state.pixel_length),
+            state.orientation
        };
    }

@@ -11,6 +11,7 @@ struct Axis_Transform {
    Range coordinate_range;
    double pixel_origin{};
    double pixel_length{};
+    Orientation orientation = Orientation::Horizontal;

    [[nodiscard]] double coord_to_pixel(double coordinate) const noexcept {
        const double span = coordinate_range.length();
@@ -23,6 +24,10 @@ struct Axis_Transform {
            return coordinate_range.origin;
        return coordinate_range.origin + (pixel - pixel_origin) / pixel_length * coordinate_range.length();
    }
+
+    [[nodiscard]] double point_to_coord(PointF point) const noexcept {
+        return pixel_to_coord(orientation == Orientation::Horizontal ? point.x : point.y);
+    }
 };

 struct Axis_Base_Properties {