Fix vision & trajectory 3D rendering

On some platforms (macOS only?), a vertex buffer would fill up and the lines would stop rendering. Seems to be fixed by explicitly requesting that the updated geometry is sent to the GPU.

src/shared/visualizers/ThreeDimensionVisualizer.ts

@@ -1181,13 +1181,15 @@ export default class ThreeDimensionVisualizer implements Visualizer {
           this.command.poses.visionTarget[i].translation[1],
           this.command.poses.visionTarget[i].translation[2]
         ]);
+        this.visionTargets[i].geometry.attributes.position.needsUpdate = true;
       }
     }
 
     // Update trajectories
     {
       while (this.trajectories.length > this.command.poses.trajectory.length) {
         // Remove extra lines
+        this.trajectories[0].geometry.dispose();
         this.trajectories[0].material.dispose();
         this.wpilibFieldCoordinateGroup.remove(this.trajectories[0]);
         this.trajectories.shift();
@@ -1213,6 +1215,7 @@ export default class ThreeDimensionVisualizer implements Visualizer {
             positions = positions.concat(pose.translation);
           });
           this.trajectories[i].geometry.setPositions(positions);
+          this.trajectories[i].geometry.attributes.position.needsUpdate = true;
         }
       }
     }