export stl for blender

plot_examples.py

@@ -38,6 +38,14 @@ def write_obj(file, vertices, faces, colors):
             line = 'f ' + ' '.join([str(_) for _ in f]) + '\n'
             file.write(line)
 
+def write_obj_2(file, vertices, faces):
+    with open(file, 'w') as file:
+        for v in vertices:
+            line = 'v ' + ' '.join([str(_) for _ in v]) + '\n'
+            file.write(line)
+        for f in faces:
+            line = 'f ' + ' '.join([str(_) for _ in f]) + '\n'
+            file.write(line)
 
 def export_to_ply(mesh, file):
     ply = tm.exchange.ply.export_ply(mesh, encoding='ascii', vertex_normal=True, include_attributes=True)
@@ -196,8 +204,8 @@ if __name__ == '__main__':
                                   shuffle=True,
                                   do_repeat=False,
                                   resolutions=[512, 32],
-                                  frames_file='/home/workspace/data/dataset/test_ready/frames_pose_cluster_20_sample_10.txt', 
+                                #   frames_file='/home/workspace/data/dataset/test_ready/frames_pose_cluster_20_sample_10.txt', 
-                                #   frames_file='/home/workspace/data/dataset/test_ready/frames_00438_146.txt', 
+                                  frames_file='/home/workspace/data/dataset/test_ready/frames_00438_146.txt', 
                                   )
     static_dataset = StaticDataset(folder='/home/workspace/data/dataset/test_ready',
                                    resolutions=[512, 32],
@@ -252,6 +260,36 @@ if __name__ == '__main__':
         x = np.concatenate((body, posed), axis=0)
 
         # m = tm.Trimesh(x, faces, process=False, validate=False, vertex_colors=colors)
+        
+        x = posed
+        x_1 = unposed.copy()
+        x_1[:, 0] = x_1[:, 0] + 0.75
+        x_2 = unposed_shaped.copy()
+        x_2[:, 0] = x_2[:, 0] + 1.75
+        garments = np.concatenate((x, x_1, x_2), axis=0)
+        all_faces = np.concatenate((faces_garment, faces_garment + x.shape[0], faces_garment + 2*x.shape[0]), axis=0).astype(np.int32)
+        mesh = garments
+        faces = all_faces
+        fig = go.Figure()
+        fig.add_trace(go.Mesh3d(
+                x=mesh[:,0],
+                y=mesh[:,2],
+                z=mesh[:,1],
+                i = faces[:,0],
+                j = faces[:,1],
+                k = faces[:,2],
+                text="",
+                lighting={ 'ambient':0.8, 'diffuse':0.5, 'roughness':0.5 },
+                
+            ),)
+        fig.show()
+        from stl import mesh as mesh_stl
+        obj = mesh_stl.Mesh(np.zeros(faces.shape[0], dtype=mesh_stl.Mesh.dtype))
+        for i, f in enumerate(faces):
+            for j in range(3):
+                obj.vectors[i][j] = mesh[f[j],:]
+        write_obj_2('temp/blender_test_2.obj', garments, all_faces)
+
 
         # fig = plot_fixed(x, faces, colors)
         # fig.write_image('examples/' + type + '_' + id_str + '_' + frame_nr + '_posed.svg')