Merge pull request #552 from RocketPy-Team/bug/3d-trajectory-plot

BUG: Update flight trajectory plot axes limits

CHANGELOG.md

@@ -70,6 +70,7 @@ You can install this version by running `pip install rocketpy==1.2.0`
 
 ### Fixed
 
+- BUG: Update flight trajectory plot axes limits [#552](https://github.com/RocketPy-Team/RocketPy/pull/552)
 - BUG: fix `get_controller_observed_variables` in the air brakes examples [#551](https://github.com/RocketPy-Team/RocketPy/pull/551)
 - MNT: small fixes before v1.2 [#550](https://github.com/RocketPy-Team/RocketPy/pull/550)
 - BUG: Elliptical Fins Draw [#548](https://github.com/RocketPy-Team/RocketPy/pull/548)

rocketpy/plots/flight_plots.py

@@ -69,25 +69,23 @@ def trajectory_3d(self):
         min_x = min(self.flight.x[:, 1])
         max_y = max(self.flight.y[:, 1])
         min_y = min(self.flight.y[:, 1])
-        max_xy = max(max_x, max_y)
-        min_xy = min(min_x, min_y)
 
         _ = plt.figure(figsize=(9, 9))
         ax1 = plt.subplot(111, projection="3d")
         ax1.plot(
-            self.flight.x[:, 1], self.flight.y[:, 1], zs=0, zdir="z", linestyle="--"
+            self.flight.x[:, 1], self.flight.y[:, 1], zs=min_z, zdir="z", linestyle="--"
         )
         ax1.plot(
             self.flight.x[:, 1],
             self.flight.altitude[:, 1],
-            zs=min_xy,
+            zs=min_y,
             zdir="y",
             linestyle="--",
         )
         ax1.plot(
             self.flight.y[:, 1],
             self.flight.altitude[:, 1],
-            zs=min_xy,
+            zs=min_x,
             zdir="x",
             linestyle="--",
         )
@@ -114,9 +112,9 @@ def trajectory_3d(self):
         ax1.set_ylabel("Y - North (m)")
         ax1.set_zlabel("Z - Altitude Above Ground Level (m)")
         ax1.set_title("Flight Trajectory")
-        ax1.set_zlim3d([min_z, max_z])
-        ax1.set_ylim3d([min_xy, max_xy])
-        ax1.set_xlim3d([min_xy, max_xy])
+        ax1.set_xlim(min_x, max_x)
+        ax1.set_ylim(min_y, max_y)
+        ax1.set_zlim(min_z, max_z)
         ax1.view_init(15, 45)
         ax1.set_box_aspect(None, zoom=0.95)  # 95% for label adjustment
         plt.show()