Version: 2022.3
  • C#


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public void SetFloat(string name, float value);


public void SetFloat(int nameID, float value);


nameID Property name ID, use Shader.PropertyToID to get it.
value Float value to set.
name Property name, e.g. "_Glossiness".


Sets a named float value.

When setting values on materials using the Standard Shader, you should be aware that you may need to use EnableKeyword to enable features of the shader that were not previously in use. For more detail, read Accessing Materials via Script.

Additional resources: GetFloat, Materials, ShaderLab documentation, Shader.PropertyToID, Properties in Shader Programs.

using UnityEngine;

public class Example : MonoBehaviour { Renderer rend;

void Start() { rend = GetComponent<Renderer> ();

// Use the Specular shader on the material rend.material.shader = Shader.Find("Specular"); }

void Update() { // Animate the Shininess value float shininess = Mathf.PingPong(Time.time, 1.0f); rend.material.SetFloat("_Shininess", shininess); } }