pixi-stats/src/hooks/BaseHooks.ts

WebGL stats for pixi.js or/and three.js

/* eslint-disable @typescript-eslint/no-explicit-any */

import GLHook from './GLHook';
import TextureHook from './TextureHook';

export default class BaseHooks {
  protected _drawCalls: number = -1;

  protected _maxDeltaDrawCalls: number = -1;

  protected glhook?: GLHook;

  protected texturehook?: TextureHook;

  constructor() {}

  public attach(gl: any) {
    this.glhook = new GLHook(gl);
    this.texturehook = new TextureHook(gl);
  }

  public get drawCalls(): number {
    if (this.glhook && this.glhook.isInit) {
      return this.glhook.drawPasses;
    }
    return -1;
  }

  public get maxDeltaDrawCalls() {
    return this._maxDeltaDrawCalls;
  }

  public get deltaDrawCalls(): number {
    if (this._drawCalls == -1) {
      this._drawCalls = this.drawCalls;
      return 0;
    }
    const dc: number = this.drawCalls;
    const delta: number = dc - this._drawCalls;
    this._drawCalls = dc;
    this._maxDeltaDrawCalls = Math.max(this._maxDeltaDrawCalls, delta);
    return delta;
  }

  public get maxTextureCount(): number {
    if (this.texturehook && this.texturehook.isInit)
      return this.texturehook.maxTexturesCount;
    return 0;
  }

  public get texturesCount(): number {
    if (this.texturehook && this.texturehook.isInit)
      return this.texturehook.currentTextureCount;
    return 0;
  }

  public reset(): void {
    this._maxDeltaDrawCalls = -1;
    this._drawCalls = -1;
    if (this.glhook) this.glhook.reset();
    if (this.texturehook) this.texturehook.reset();
  }

  public release(): void {
    if (this.glhook) this.glhook.release();
    if (this.texturehook) this.texturehook.release();
  }
}