app.py

import gradio as gr

TOTAL = 0

with gr.Blocks() as demo:
    gr.Markdown("Nice 3D View")
    t = gr.Timer(value=2.0)
    m = gr.Model3D(value='Duck.glb', label='3D', height=500, interactive=False, clear_color=[0.0, 0.0, 0.0, 0.0])

    @t.tick(inputs=[t], outputs=[m])
    def update_geometry(x):
        global TOTAL
        TOTAL += 10
        camera_position = (TOTAL, 45, 1)
        print(camera_position)
        return gr.Model3D(camera_position=camera_position)


demo.launch()