How to use the @pixi/constants.SCALE_MODES.LINEAR function in @pixi/constants

resize(screenWidth, screenHeight)
    {
        super.resize(screenWidth, screenHeight);

        // reset the scale mode.. oddly this seems to be reset when the canvas is resized.
        // surely a browser bug?? Let PixiJS fix that for you..
        if (this.smoothProperty)
        {
            this.rootContext[this.smoothProperty] = (settings.SCALE_MODE === SCALE_MODES.LINEAR);
        }
    }

{
            gl.generateMipmap(texture.target);
        }

        gl.texParameteri(texture.target, gl.TEXTURE_WRAP_S, glTexture.wrapMode);
        gl.texParameteri(texture.target, gl.TEXTURE_WRAP_T, glTexture.wrapMode);

        if (glTexture.mipmap)
        {
            /* eslint-disable max-len */
            gl.texParameteri(texture.target, gl.TEXTURE_MIN_FILTER, texture.scaleMode ? gl.LINEAR_MIPMAP_LINEAR : gl.NEAREST_MIPMAP_NEAREST);
            /* eslint-disable max-len */

            const anisotropicExt = this.renderer.context.extensions.anisotropicFiltering;

            if (anisotropicExt && texture.anisotropicLevel > 0 && texture.scaleMode === SCALE_MODES.LINEAR)
            {
                const level = Math.min(texture.anisotropicLevel, gl.getParameter(anisotropicExt.MAX_TEXTURE_MAX_ANISOTROPY_EXT));

                gl.texParameterf(texture.target, anisotropicExt.TEXTURE_MAX_ANISOTROPY_EXT, level);
            }
        }
        else
        {
            gl.texParameteri(texture.target, gl.TEXTURE_MIN_FILTER, texture.scaleMode ? gl.LINEAR : gl.NEAREST);
        }

        gl.texParameteri(texture.target, gl.TEXTURE_MAG_FILTER, texture.scaleMode ? gl.LINEAR : gl.NEAREST);
    }
}

if (texture.orig.width <= 0 || texture.orig.height <= 0 || !source)
        {
            return;
        }

        if (!texture.valid)
        {
            return;
        }

        renderer.setBlendMode(sprite.blendMode, true);

        renderer.context.globalAlpha = sprite.worldAlpha;

        // If smoothingEnabled is supported and we need to change the smoothing property for sprite texture
        const smoothingEnabled = texture.baseTexture.scaleMode === SCALE_MODES.LINEAR;

        if (renderer.smoothProperty && renderer.context[renderer.smoothProperty] !== smoothingEnabled)
        {
            context[renderer.smoothProperty] = smoothingEnabled;
        }

        if (texture.trim)
        {
            dx = (texture.trim.width / 2) + texture.trim.x - (sprite.anchor.x * texture.orig.width);
            dy = (texture.trim.height / 2) + texture.trim.y - (sprite.anchor.y * texture.orig.height);
        }
        else
        {
            dx = (0.5 - sprite.anchor.x) * texture.orig.width;
            dy = (0.5 - sprite.anchor.y) * texture.orig.height;
        }

resize(screenWidth, screenHeight)
    {
        super.resize(screenWidth, screenHeight);

        // reset the scale mode.. oddly this seems to be reset when the canvas is resized.
        // surely a browser bug?? Let PixiJS fix that for you..
        if (this.smoothProperty)
        {
            this.rootContext[this.smoothProperty] = (settings.SCALE_MODE === SCALE_MODES.LINEAR);
        }
    }