From 660bddcea1dc48b77bebc73be3e82bba05dffbf2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Motiejus=20Jak=C5=A1tys?= Date: Wed, 16 Dec 2020 09:06:27 +0200 Subject: [PATCH] README --- contours/README.md | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/contours/README.md b/contours/README.md index 6fcea7d..16de6c1 100644 --- a/contours/README.md +++ b/contours/README.md @@ -3,20 +3,22 @@ Countour line generator from LIDAR data This accepts two kinds of contour data: -*2009 variant*: x, y, z, separated by one or more spaces: -``` - 501991.670 6150000.000 57.689 -``` - -*Non-gridded*, therefore significantly slower (`gdal_grid` must be used before making contours, which is slow). - - -*2017*: y, x, z, separated by commas: +**2017 variant**: y, x, z, separated by commas: ``` 6062999.75,584000.75,88.07 ``` -This is *gridded*, so quite fast. +Recommended whenever available. It is more dense, gridded (thus much faster), +but not available outside major cities. + +**2009 variant**: x, y, z, separated by one or more spaces: +``` + 501991.670 6150000.000 57.689 +``` + +**Non-gridded**, therefore significantly slower (`gdal_grid` must be used +before making contours, which is slow). However, available throughout the +country. Usage: