Upload app.py

app.py

@@ -80,6 +80,7 @@ def _build_mesh(
     base_thickness_mm: float,
     height_scale_mm: float,
     bottom_mode: str,
+    reverse_face: bool,
 ) -> MeshData:
     heightmap = np.clip(heightmap, 0.0, 1.0)
     height_values = base_thickness_mm + heightmap * height_scale_mm
@@ -180,6 +181,8 @@ def _build_mesh(
     # Right edge (col cols-1)
     side_faces([ r * cols + (cols - 1) for r in range(rows)], flip=False)
 
+    if reverse_face:
+        return MeshData(vertices=vertices, faces=faces)
     flipped_faces = [(a, c, b) for a, b, c in faces]
     return MeshData(vertices=vertices, faces=flipped_faces)
 
@@ -257,6 +260,7 @@ def generate_mesh(
     base_thickness_mm,
     bottom_mode,
     invert_heightmap,
+    reverse_face,
 ):
     if file is None:
         raise gr.Error("ファイルをアップロードしてください。")
@@ -291,6 +295,7 @@ def generate_mesh(
         base_thickness_mm=float(base_thickness_mm),
         height_scale_mm=float(height_scale_mm),
         bottom_mode=resolved_bottom_mode,
+        reverse_face=bool(reverse_face),
     )
 
     suffix = ".obj" if output_format == "OBJ" else ".ply"
@@ -403,12 +408,12 @@ def build_app() -> gr.Blocks:
         with gr.Row():
             with gr.Column():
                 file_input = gr.File(label="ハイトマップ画像")
-                output_format = gr.Radio(["OBJ", "PLY"], value="OBJ", label="出力形式")
-                xy_resolution_slider = gr.Slider(
-                    0.001,
-                    10.0,
-                    value=1.0,
-                    step=0.001,
+                with gr.Row():
+                    reverse_face = gr.Checkbox(value=False, label="ポリゴン裏表反転")
+                    output_format = gr.Radio(["OBJ", "PLY"], value="OBJ", label="出力形式")
+                xy_resolution_input = gr.Number(
+                    value=0.5,
+                    minimum=0.001,
                     label="XY解像度",
                 )
                 bottom_mode = gr.Dropdown(
@@ -421,7 +426,7 @@ def build_app() -> gr.Blocks:
                     width_mm = gr.Number(value=100.0, minimum=0.001, label="横サイズ(mm)")
                     height_mm = gr.Number(value=100.0, minimum=0.001, label="縦サイズ(mm)")
                 with gr.Row():
-                    invert_heightmap = gr.Checkbox(value=False, label="ハイトマップ反転(計算のみ)")
+                    invert_heightmap = gr.Checkbox(value=False, label="ハイトマップ上下反転")
                     height_ratio_input = gr.Number(
                         value=0.5,
                         minimum=0.0,
@@ -446,12 +451,13 @@ def build_app() -> gr.Blocks:
                 file_input,
                 output_format,
                 height_ratio_input,
-                xy_resolution_slider,
+                xy_resolution_input,
                 width_mm,
                 height_mm,
                 base_thickness,
                 bottom_mode,
                 invert_heightmap,
+                reverse_face,
             ],
             outputs=output_file,
         )