23 lines
1.1 KiB
Markdown
23 lines
1.1 KiB
Markdown
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# Normal Vector node
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The Normal Vector node outputs the normal of a vertex or fragment of a mesh.
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For more information about normals, refer to [Normal maps](https://docs.unity3d.com/Manual/StandardShaderMaterialParameterNormalMapLanding.html).
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## Ports
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| **Name** | **Direction** | **Type** | **Binding** | **Description** |
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|:------------ |:-------------|:-----|:---|:---|
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| **Out** | Output | Vector 3 | None | The normal of the vertex or fragment of the mesh, depending on the [shader stage](Shader-Stage.md) of the graph section. |
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## Space
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The **Space** dropdown determines the coordinate space of the normal vector.
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| **Option** | **Description** |
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| **Object** | Returns the vertex or fragment normal in object space, where up is the up axis of local space. |
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| **View** | Returns the vertex or fragment normal in view space, where up is the up direction of the camera. |
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| **World** | Returns the vertex or fragment normal in world space, where up is the up direction of the scene. |
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| **Tangent** | Returns the vertex or fragment normal in tangent space, where up is away from the surface of the mesh. |
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