Input Nodes

Basic

Boolean	Color
Defines a constant Boolean value in the shader.	Defines a constant Vector 4 value in the shader using a Color field.
Constant	Integer
Defines a Vector 1 of a mathematical constant value in the shader.	Defines a constant Vector 1 value in the shader using an Integer field.
Slider	Time
Defines a constant Vector 1 value in the shader using a Slider field.	Provides access to various Time parameters in the shader.
Vector 1	Vector 2
Defines a Vector 1 value in the shader.	Defines a Vector 2 value in the shader.
Vector 3	Vector 4
Defines a Vector 3 value in the shader.	Defines a Vector 4 value in the shader.

Geometry

Bitangent Vector	Normal Vector
Provides access to the mesh vertex or fragment's Bitangent Vector.	Provides access to the mesh vertex or fragment's Normal Vector.
Position	Screen Position
Provides access to the mesh vertex or fragment's Position.	Provides access to the mesh vertex or fragment's Screen Position.
Tangent Vector	UV
Provides access to the mesh vertex or fragment's Tangent Vector.	Provides access to the mesh vertex or fragment's UV coordinates.
Vertex Color	View Direction
Provides access to the mesh vertex or fragment's Vertex Color value.	Provides access to the mesh vertex or fragment's View Direction vector.

Gradient

Gradient	Sample Gradient
Defines a constant Gradient in the shader.	Samples a Gradient given the input of Time.

Matrix

Matrix 2x2	Matrix 3x3
Defines a constant Matrix 2x2 value in the shader.	Defines a constant Matrix 3x3 value in the shader.
Matrix 4x4	Transformation Matrix
Defines a constant Matrix 4x4 value in the shader.	Defines a constant Matrix 4x4 value for a default Unity Transformation Matrix in the shader.

PBR

Dielectric Specular	Metal Reflectance
Returns a Dielectric Specular F0 value for a physically based material.	Returns a Metal Reflectance value for a physically based material.

Scene

Ambient	Camera
Provides access to the Scene's Ambient color values.	Provides access to various parameters of the current Camera.
Fog	Light Probe
Provides access to the Scene's Fog parameters.	Provides access to the Light Probe parameters at the object's position.
Object	Reflection Probe
Provides access to various parameters of the Object.	Provides access to the nearest Reflection Probe to the object.
Scene Color	Scene Depth
Provides access to the current Camera's color buffer.	Provides access to the current Camera's depth buffer.
Screen
Provides access to parameters of the screen.

Texture

Cubemap Asset	Sample Cubemap
Defines a constant Cubemap Asset for use in the shader.	Samples a Cubemap and returns a Vector 4 color value for use in the shader.
Sample Texture 2D	Sample Texture 2D Array
Samples a Texture 2D and returns a color value for use in the shader.	Samples a Texture 2D Array at an Index and returns a color value for use in the shader.
Sample Texture 2D LOD	Sample Texture 3D
Samples a Texture 2D at a specific LOD and returns a color value for use in the shader.	Samples a Texture 3D and returns a color value for use in the shader.
Sampler State	Texel Size
Defines a Sampler State for sampling textures.	Returns the Width and Height of the texel size of Texture 2D input.
Texture 2D Array Asset	Texture 2D Asset
Defines a constant Texture 2D Array Asset for use in the shader.	Defines a constant Texture 2D Asset for use in the shader.
Texture 3D Asset
Defines a constant Texture 3D Asset for use in the shader.