change model choose to start position input

app.py

@@ -41,7 +41,7 @@ MODEL_CHOICES = [
 def submit_to_backend(
     scene: str,
     prompt: str,
-    model: str,
+    start_position: str,
     max_steps: int = 100,
     visualize: bool = True
 ) -> dict:
@@ -51,7 +51,7 @@ def submit_to_backend(
     payload = {
         "scene_config": scene,
         "prompt": prompt,
-        "model": model,
+        "start_position": start_position,
         "params": {
             "max_steps": max_steps,
             "visualize": visualize
@@ -60,6 +60,7 @@ def submit_to_backend(
             "submit_from": "gradio_ui"
         }
     }
+
     
     try:
         response = requests.post(
@@ -191,12 +192,13 @@ with gr.Blocks(title="机器人导航仿真系统", css=custom_css) as demo:
                 max_lines=4
             )
             
-            # 模型选择
-            model_dropdown = gr.Dropdown(
-                label="选择导航策略模型",
-                choices=MODEL_CHOICES,
-                value=MODEL_CHOICES[0]
+            # 起始坐标输入
+            start_pos_input = gr.Textbox(
+                label="起始位置坐标 (x, y, z)",
+                placeholder="例如：0.0, 0.0, 0.2",
+                lines=1
             )
+
             
             # 高级参数
             with gr.Accordion("高级设置", open=False):
@@ -243,18 +245,19 @@ with gr.Blocks(title="机器人导航仿真系统", css=custom_css) as demo:
     # 示例任务
     gr.Examples(
         examples=[
-            ["default_desk", "从桌角移动到番茄酱附近", "GR00T-N1"],
-            ["cluttered_desk", "避开杂物，从书本旁走到水杯", "DP+CLIP"],
-            ["industrial_table", "前往工作台边缘的电路板位置", "AcT+CLIP"]
+            ["default_desk", "从桌角出发，前往番茄酱附近", "0.0, 0.0, 0.1"],
+            ["cluttered_desk", "从水杯出发，移动到手机旁", "1.0, -0.5, 0.0"],
+            ["industrial_table", "避开扳手，从台边移动到润滑剂", "0.5, 0.2, 0.0"]
         ],
-        inputs=[scene_dropdown, prompt_input, model_dropdown],
+        inputs=[scene_dropdown, prompt_input, start_pos_input],
         label="导航任务示例"
     )
 
+
     # 提交处理逻辑
     submit_btn.click(
         fn=run_simulation,
-        inputs=[scene_dropdown, prompt_input, model_dropdown],
+        inputs=[scene_dropdown, prompt_input, start_pos_input],
         outputs=[video_output, metrics_output, log_output],
         api_name="run_simulation"
     )