| time | The time at which to add the key (horizontal axis in the curve graph). |
| value | The value for the key (vertical axis in the curve graph). |
int The index of the added key, or -1 if the key could not be added.
Add a new key to the curve.
Smooth tangents are automatically computed for the key.
Returns the index of the added key.
If no key could be added because there is already another keyframe at the same time -1 will be returned.
See Also: keys variable.
| key | The key to add to the curve. |
int The index of the added key, or -1 if the key could not be added.
Add a new key to the curve.