---
title: "Phaser.GameObjects.Components.Lighting"
docs: "Phaser v4.0.0"
url: https://phaser.io/oss/docs/api-documentation/4.0.0/namespace/gameobjects-components-lighting
site: Phaser - https://phaser.io
---

> This page is about the open-source Phaser framework, for writing a game's code by hand. To make a game with AI, use Phaser AE (https://phaser.io/): the desk's tools work with Web MCP, and the CLI works with your own coding agent. See "For AI agents: Phaser AE" at the end of this page.

# Phaser.GameObjects.Components.Lighting

Scope: 
static
> Source: [src/gameobjects/components/Lighting.js#L7](https://github.com/phaserjs/phaser/blob/v4.0.0/src/gameobjects/components/Lighting.js#L7)  
Since: 4.0.0

## Static functions

### lighting

#### lighting: boolean


**Description:**

Controls whether this Game Object participates in the WebGL lighting system. When `true`, the object will respond to dynamic lights added via the Lights plugin, using normal maps to calculate per-pixel diffuse lighting.

This flag is used to select the appropriate WebGL shader at render time.

**Tags:**

 - webglOnly


> Source: [src/gameobjects/components/Lighting.js#L24](https://github.com/phaserjs/phaser/blob/v4.0.0/src/gameobjects/components/Lighting.js#L24)  
Since: 4.0.0


---

### selfShadow

#### selfShadow: Object


**Description:**

Configuration object controlling self-shadowing for this Game Object. Self-shadowing causes surfaces to cast contact shadows on themselves based on the normal map, giving the appearance of depth. It is only active when `lighting` is also enabled.

If `enabled` is `null`, the value from the game config option `render.selfShadow` is used instead.

This object is used to select and configure the appropriate WebGL shader at render time.

**Tags:**

 - webglOnly


> Source: [src/gameobjects/components/Lighting.js#L40](https://github.com/phaserjs/phaser/blob/v4.0.0/src/gameobjects/components/Lighting.js#L40)  
Since: 4.0.0


---

## Static functions

### setLighting

#### \<instance> setLighting(enable)


**Description:**

Enables or disables WebGL-based per-pixel lighting for this Game Object. When enabled, the object will respond to dynamic lights added to the scene via the Lights plugin, using a normal map for lighting calculations. Disabling lighting restores the standard unlit rendering path.

**Tags:**

 - webglOnly

**Parameters:**
| name | type | optional | description |
| ---- | ---- | -------- | ----------- |
| enable | boolean | No | `true` to use lighting, or `false` to disable it. |


**Returns:** [Phaser.GameObjects.Components.Lighting](https://phaser.io/oss/docs/api-documentation/4.0.0/namespace/gameobjects-components-lighting.md) - This GameObject instance.


> Source: [src/gameobjects/components/Lighting.js#L62](https://github.com/phaserjs/phaser/blob/v4.0.0/src/gameobjects/components/Lighting.js#L62)  
Since: 4.0.0


---

### setSelfShadow

#### \<instance> setSelfShadow([enabled], [penumbra], [diffuseFlatThreshold])


**Description:**

Configures the self-shadowing properties of this Game Object. Self-shadowing uses the normal map to cast contact shadows on the surface itself, giving the impression of depth and raised detail. It is only active when `lighting` is also enabled on this Game Object.

Parameters that are `undefined` are left unchanged, allowing partial updates.

**Tags:**

 - webglOnly

**Parameters:**
| name | type | optional | description |
| ---- | ---- | -------- | ----------- |
| enabled | boolean | Yes | `true` to use self-shadowing, `false` to disable it, `null` to use the game default from `config.render.selfShadow`, or `undefined` to keep the setting. |
| penumbra | number | Yes | The penumbra value for the shadow. Lower is sharper but more jagged. Default is 0.5. |
| diffuseFlatThreshold | number | Yes | The texture brightness threshold at which the diffuse lighting will be considered flat. Range is 0-1. Default is 1/3. |


**Returns:** [Phaser.GameObjects.Components.Lighting](https://phaser.io/oss/docs/api-documentation/4.0.0/namespace/gameobjects-components-lighting.md) - This GameObject instance.


> Source: [src/gameobjects/components/Lighting.js#L81](https://github.com/phaserjs/phaser/blob/v4.0.0/src/gameobjects/components/Lighting.js#L81)  
Since: 4.0.0


---

---

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