Function animate

javascript/MaterialXView/source/index.js:190–222

()

}

function animate()
{
    requestAnimationFrame(animate);
    const scene = viewer.getScene();

    // Compute FPS and update overlay every 1/2 second.
    const now = performance.now();
    frameCount++;
    if (now - lastFrameTime >= 500) { 
        fps = Math.round((frameCount * 1000) / (now - lastFrameTime));
        if (fpsOverlay && showFPS) {
            fpsOverlay.innerText = `FPS: ${fps}`;
        }
        lastFrameTime = now;
        frameCount = 0;
    }

    if (turntableEnabled)
    {
        turntableStep = (turntableStep + 1) % 360;
        var turntableAngle = turntableStep * (360.0 / turntableSteps) / 180.0 * Math.PI;
        scene._scene.rotation.y = turntableAngle;
    }

    scene.updateTimeUniforms();
    renderer.render(scene.getScene(), scene.getCamera());

    if (captureRequested)
    {
        captureFrame();
        captureRequested = false;
    }
}

function handleKeyEvents(event)
{