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Cursor BBox Addon

Cursor Aligned Bounding Box

Blender addon for creating bounding volumes (boxes, hulls, spheres) aligned to the 3D cursor with face marking and coplanar selection.

Key Features

  • Interactive Placement: Raycast-based cursor alignment to faces and edges.
  • Bounding Shapes: Box, Convex Hull, and Sphere generation.
  • Smart Selection: Face marking, coplanar face detection (angle-based), and custom point addition.
  • Visual Feedback: Real-time wireframe previews and snapping indicators.
  • Customization: Adjustable push offset, material assignment, and auto-alignment settings.

From Selection Demo

Behavior

  • Modes: Designed for Object Mode. In Edit Mode, operators calculate bounds based on pre-selected faces.
  • Extension: Press A during any interactive session to add manual points, expanding the bounding shape beyond the geometry.
  • Construction Plane: Press C while in point mode to toggle a construction plane for precise snapping to intersections.

Version: 1.1.0