# Vec3 - Source proto: `rb/api/geometry.proto` Geometry type: vec 3. | Field | Type | Label | Description | | ----- | ---- | ----- | ----------- | | x | [double](../scalar-value-types.md#scalar-value-types) | | | | y | [double](../scalar-value-types.md#scalar-value-types) | | | | z | [double](../scalar-value-types.md#scalar-value-types) | | |