# Combine 3 Combines the channels from three streams into three channels of a single output stream of a compatible type. ## Parameter Types **Combine 3 (color3f):** |Input |Type | |------|-----| |`In 1`|Float| |`In 2`|Float| |`In 3`|Float| |Output|Type | |------|-------------| |`Out` |Color3| **Combine 3 (vector3f):** |Input |Type | |------|-----| |`In 1`|Float| |`In 2`|Float| |`In 3`|Float| |Output|Type | |------|--------| |`Out` |Vector3f| **Combine 3 (vector3h):** |Input |Type| |------|----| |`In 1`|Half| |`In 2`|Half| |`In 3`|Half| |Output|Type | |------|--------| |`Out` |Vector3h| **Combine 3 (vector3i):** |Input |Type | |------|-----| |`In 1`|Int32| |`In 2`|Int32| |`In 3`|Int32| |Output|Type | |------|--------| |`Out` |Integer3| **Combine 3 (matrix3x3f):** |Input |Type | |------|--------| |`In 1`|Vector3f| |`In 2`|Vector3f| |`In 3`|Vector3f| |Output|Type | |------|----------| |`Out` |Matrix3x3f| **Combine 3 (color3h):** |Input |Type| |------|----| |`In 1`|Half| |`In 2`|Half| |`In 3`|Half| |Output|Type | |------|-------------| |`Out` |Color3| --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)