Snapping to zero crossings

When snapping is enabled, you can also choose to have elements in the timeline snap to zero crossings.

From the Options menu, choose Snapping, and then choose Zero Crossings from the submenu to toggle snapping to zero crossings.

Tip: To turn snapping to zero crossings on and off, press Ctrl+B.

Snapping the current selection

From the Edit menu, choose Selection, and then choose a command from the submenu to force the edges of the current selection to the points you choose. Snapping helps you align your selection with items in the data window.

Note: If you want to use snapping when positioning the cursor and making selections, you can use the commands on the Options > Snapping submenu to enable snapping and set snapping options.

The Selection submenu commands are explained below:

Command

Description

Snap to Grid

This option forces both edges of a selection to a whole time division as designated by the marks on the time ruler

 

above the data window.

 

Tips:

 

• You can also press T.

 

• To change the resolution of the grid, choose Status Format from the Options menu and then choose a setting

 

from the submenu (or right-click the time ruler and choose a format from the shortcut menu).

 

 

Snap Edge to Grid

This option forces the active edge of a selection to a whole time division as designated by the marks on the time

 

ruler above the data window.

 

The active edge of a selection is defined by the blinking cursor. Press Home or End to change the active edge.

 

Tips:

 

• You can also press Shift+T.

 

• To change the resolution of the grid, choose Status Format from the Options menu and then choose a setting

 

from the submenu (or right-click the time ruler and choose a format from the shortcut menu).

 

 

Snap to Zero

This option forces both edges of a selection to the next zero-crossing of the waveform. Performing edits at zero-

 

crossings reduces the possibility of introducing glitches in your sound file.

 

Tips:

 

• You can also press Z.

 

• The Editing tab in the Preferences dialog allows you to choose whether this is a negative, positive, or any zero-

 

crossing.

 

 

Snap Edge to Zero

This option forces the active edge of a selection to the next zero-crossing of the waveform. Performing edits at

 

zero-crossings reduces the possibility of introducing glitches in your sound file.

 

The active edge of a selection is defined by the blinking cursor. Press Home or End to change the active edge.

 

Tips:

 

• You can also press Shift+Z.

 

• The Editing tab in the Preferences dialog allows you to choose whether this is a negative, positive, or any zero-

 

crossing.

 

 

96 CHAPTER 4