Method render

scripts/utils/framebuffer.js:284–378

* Render the display object. * @param {PIXI.Renderer} renderer - The renderer. * @param {PIXI.DisplayObject} displayObject - The display object to be rendered. * @param {object} [options] * @param {boolean|undefined} [options.clear=true] - Clear before rendering? * @param {P

(renderer, displayObject, { clear = true, transform, skipUpdateTransform = false,
        attachments, resize = true, width, height, resolution } = {})

     * @param {number} [options.resolution] - The resolution of the framebuffer. Defaults to the resolution of the renderer.
     */
    render(renderer, displayObject, { clear = true, transform, skipUpdateTransform = false,
        attachments, resize = true, width, height, resolution } = {}) {
        const textures = this.textures;

        if (resize) {
            const texture0 = textures[0];
            const screen = renderer.screen;

            height ??= screen.height;
            width ??= screen.width;
            resolution ??= renderer.resolution;

            if (texture0.width !== width || texture0.height !== height || texture0.resolution !== resolution) {
                const realWidth = Math.round(width * resolution);
                const realHeight = Math.round(height * resolution);

                for (let i = 0; i < textures.length; i++) {
                    const texture = textures[i];
                    const baseTexture = texture.baseTexture;

                    texture.valid = width > 0 && height > 0;
                    texture._frame.width = texture.orig.width = width;
                    texture._frame.height = texture.orig.height = height;
                    baseTexture.setRealSize(realWidth, realHeight, resolution);
                    texture.updateUvs();

                    const sprite = this.sprites[i];

                    sprite.width = width;
                    sprite.height = height;
                    sprite.updateTransform();
                }

                for (const framebuffer of Object.values(this.framebuffers)) {
                    framebuffer.width = realWidth;
                    framebuffer.height = realHeight;

                    framebuffer.dirtyId++;
                    framebuffer.dirtySize++;

                    if (framebuffer.depthTexture) {
                        const resolution = framebuffer.depthTexture.resolution;

                        framebuffer.depthTexture.setSize(width / resolution, height / resolution);
                    }
                }
            }
        }

        renderer.renderingToScreen = false;
        renderer.runners.prerender.emit();
        renderer.emit("prerender");
        renderer.projection.transform = transform ?? null;

        if (renderer.context.isLost) {
            return;
        }