Mouse Controls
Complete reference for mouse controls in the MatterCAD 3D viewport.
Navigation
| Action | Mouse Control |
| Rotate view | Right-click + Drag |
| Pan view | Middle-click + Drag |
| Zoom | Scroll wheel |
Alternative Navigation
| Action | Mouse Control |
| Rotate view | Ctrl + Left-click + Drag |
| Pan view | Ctrl + Shift + Left-click + Drag |
| Zoom | Ctrl + Alt + Left-click + Drag |
Object Interaction
| Action | Mouse Control |
| Select object | Left-click on object |
| Multi-select | Shift + Left-click on additional objects |
| Multi-select | Ctrl + Left-click on additional objects |
| Deselect all | Left-click on empty space |
| Rubber band select | Left-click + Drag on empty space |
| Move object | Left-click + Drag on selected object |
| Context menu | Right-click on object |
Object Controls
When an object is selected, interactive controls appear:
| Action | Control |
| Move on bed | Drag the object |
| Move up/down | Drag the vertical arrow above the object |
| Rotate | Click and drag a rotation corner control |
| Scale | Click and drag a scale corner control |
Tips
- Zoom with the scroll wheel is centered on the mouse cursor position – point at the area you want to zoom into
- The alternative controls (Ctrl + Left-click) are useful if you don’t have a middle mouse button or right-click is inconvenient
- When rotating with corner controls, hover over the angle indicators to snap to 45-degree increments