From a2219cb2fc1d858be2e5f1e2f000e283b648ad7c Mon Sep 17 00:00:00 2001 From: gaschler Date: Fri, 2 Mar 2018 10:25:23 +0100 Subject: [PATCH] Correct comment (#948) --- cartographer/sensor/point_cloud.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/cartographer/sensor/point_cloud.h b/cartographer/sensor/point_cloud.h index d2dd5e6..b4ec700 100644 --- a/cartographer/sensor/point_cloud.h +++ b/cartographer/sensor/point_cloud.h @@ -31,10 +31,11 @@ namespace sensor { // For 2D points, the third entry is 0.f. typedef std::vector PointCloud; -// Stores 3D positions of points with their measurement time in the fourth -// entry. Time is in seconds, increasing and relative to the moment when -// 'points[0]' was acquired. If timing is not available, all fourth entries -// are 0.f. For 2D points, the third entry is 0.f and the fourth entry is time. +// Stores 3D positions of points with their relative measurement time in the +// fourth entry. Time is in seconds, increasing and relative to the moment when +// the last point was acquired. So, the fourth entry for the last point is 0.f. +// If timing is not available, all fourth entries are 0.f. For 2D points, the +// third entry is 0.f (and the fourth entry is time). typedef std::vector TimedPointCloud; struct PointCloudWithIntensities {