From bab8fd7c2520e169330523608e148e2f8b878d0b Mon Sep 17 00:00:00 2001
From: Lingjie Mei <lm5483@princeton.edu>
Date: Wed, 30 Oct 2024 01:04:44 -0400
Subject: [PATCH] Fix broken chair

---
 .../assets/objects/seating/chairs/chair.py      | 17 +++++------------
 infinigen/assets/utils/draw.py                  |  5 +++++
 2 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/infinigen/assets/objects/seating/chairs/chair.py b/infinigen/assets/objects/seating/chairs/chair.py
index 80208e7b..8be17860 100644
--- a/infinigen/assets/objects/seating/chairs/chair.py
+++ b/infinigen/assets/objects/seating/chairs/chair.py
@@ -202,10 +202,7 @@ def make_seat(self):
             np.array(
                 [
                     0,
-                    -self.seat_back,
-                    -self.seat_mid_x,
-                    -1,
-                    0,
+                    0.1,
                     1,
                     self.seat_mid_x,
                     self.seat_back,
@@ -216,17 +213,13 @@ def make_seat(self):
             / 2
         )
         y_anchors = (
-            np.array(
-                [0, 0, -self.seat_mid, -1, -self.seat_front, -1, -self.seat_mid, 0, 0]
-            )
+            np.array([-self.seat_front, -self.seat_front, -1, -self.seat_mid, 0, 0])
             * self.size
         )
-        z_anchors = (
-            np.array([0, 0, self.seat_mid_z, 0, 0, 0, self.seat_mid_z, 0, 0])
-            * self.thickness
-        )
-        vector_locations = [1, 7] if self.is_seat_round else [1, 3, 5, 7]
+        z_anchors = np.array([0, 0, 0, self.seat_mid_z, 0, 0]) * self.thickness
+        vector_locations = [4] if self.is_seat_round else [2, 4]
         obj = bezier_curve((x_anchors, y_anchors, z_anchors), vector_locations)
+        butil.modify_mesh(obj, "MIRROR")
         with butil.ViewportMode(obj, "EDIT"):
             bpy.ops.mesh.select_all(action="SELECT")
             bpy.ops.mesh.fill_grid(use_interp_simple=True)
diff --git a/infinigen/assets/utils/draw.py b/infinigen/assets/utils/draw.py
index dd3a6256..ae22ab9c 100644
--- a/infinigen/assets/utils/draw.py
+++ b/infinigen/assets/utils/draw.py
@@ -110,6 +110,11 @@ def curve2mesh(obj):
     length = np.linalg.norm(cos[:-1] - cos[1:], axis=-1)
     min_length = 5e-3
     with butil.ViewportMode(obj, "EDIT"):
+        for i in range(len(points)):
+            if points[i].handle_left_type == "FREE":
+                points[i].handle_left_type = "ALIGNED"
+            if points[i].handle_right_type == "FREE":
+                points[i].handle_right_type = "ALIGNED"
         for i in reversed(range(len(points) - 1)):
             points = list(obj.data.splines[0].bezier_points)
             number_cuts = min(int(length[i] / min_length) - 1, 64)