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📄 InstancedBufferAttribute.js

📊 Analysis Summary

Metric	Count
🔧 Functions	2
🧱 Classes	1
📦 Imports	1

📚 Table of Contents

• Imports
• Functions
• Classes

🛠️ File Location:

📂 src/core/InstancedBufferAttribute.js

📦 Imports

Name	Source
BufferAttribute	./BufferAttribute.js

---

Functions

InstancedBufferAttribute.copy(source: any): this

Parameters:

• source any

Returns: this

Calls:

• super.copy

Code

copy( source ) {

        super.copy( source );

        this.meshPerAttribute = source.meshPerAttribute;

        return this;

    }

InstancedBufferAttribute.toJSON(): any

Returns: any

Calls:

• super.toJSON

Code

toJSON() {

        const data = super.toJSON();

        data.meshPerAttribute = this.meshPerAttribute;

        data.isInstancedBufferAttribute = true;

        return data;

    }

---

Classes

InstancedBufferAttribute

Class Code

class InstancedBufferAttribute extends BufferAttribute {

    /**
     * Constructs a new instanced buffer attribute.
     *
     * @param {TypedArray} array - The array holding the attribute data.
     * @param {number} itemSize - The item size.
     * @param {boolean} [normalized=false] - Whether the data are normalized or not.
     * @param {number} [meshPerAttribute=1] - How often a value of this buffer attribute should be repeated.
     */
    constructor( array, itemSize, normalized, meshPerAttribute = 1 ) {

        super( array, itemSize, normalized );

        /**
         * This flag can be used for type testing.
         *
         * @type {boolean}
         * @readonly
         * @default true
         */
        this.isInstancedBufferAttribute = true;

        /**
         * Defines how often a value of this buffer attribute should be repeated. A
         * value of one means that each value of the instanced attribute is used for
         * a single instance. A value of two means that each value is used for two
         * consecutive instances (and so on).
         *
         * @type {number}
         * @default 1
         */
        this.meshPerAttribute = meshPerAttribute;

    }

    copy( source ) {

        super.copy( source );

        this.meshPerAttribute = source.meshPerAttribute;

        return this;

    }

    toJSON() {

        const data = super.toJSON();

        data.meshPerAttribute = this.meshPerAttribute;

        data.isInstancedBufferAttribute = true;

        return data;

    }

}

Methods

copy(source: any): this

Code

copy( source ) {

        super.copy( source );

        this.meshPerAttribute = source.meshPerAttribute;

        return this;

    }

toJSON(): any

Code

toJSON() {

        const data = super.toJSON();

        data.meshPerAttribute = this.meshPerAttribute;

        data.isInstancedBufferAttribute = true;

        return data;

    }

---