@spatialwalk/avatarkit/dist/renderer/webgpu/webgpuRenderer.d.ts

SPAvatar SDK - 3D Gaussian Splatting Avatar Rendering SDK

import { I3DGSRenderer } from '../renderer';
export declare class WebGPURenderer implements I3DGSRenderer {
    private canvas;
    private backgroundColor;
    private device;
    private context;
    private renderPipeline;
    private quadVertexBuffer;
    private uniformBuffer;
    private uniformBindGroup;
    private sortIndexBuffer;
    private splatDataBuffer;
    private storageBindGroup;
    private lastSortOrder;
    private bindGroupNeedsUpdate;
    private splatCount;
    private presentationFormat;
    constructor(canvas: HTMLCanvasElement, backgroundColor?: [number, number, number, number]);
    /**
     * 初始化 WebGPU 渲染器
     */
    initialize(): Promise<void>;
    /**
     * 创建 Uniform Buffer
     */
    private createUniformBuffer;
    /**
     * 创建四边形顶点缓冲区（实例化渲染用）
     */
    private createQuadVertexBuffer;
    /**
     * 创建 Render Pipeline
     */
    private createRenderPipeline;
    /**
     * 从已打包数据加载
     * 🚀 间接索引渲染：packedData 是原始数据，sortOrder 是排序索引
     * 🚀 完全消除 CPU 重排序开销
     */
    loadSplatsFromPackedData(packedData: Float32Array, pointCount: number, sortOrder?: Uint32Array): void;
    /**
     * 渲染一帧
     */
    render(viewMatrix: Float32Array, projectionMatrix: Float32Array, screenSize: [number, number]): void;
    /**
     * 更新 Uniform Buffer
     */
    private updateUniforms;
    /**
     * 清理资源
     */
    dispose(): void;
}
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