From a04719d2afdf56d1ea099cbc41915714ddc689b1 Mon Sep 17 00:00:00 2001
From: hblanken <hanno_blankenstein@yahoo.com>
Date: Wed, 3 May 2017 08:23:56 +1000
Subject: [PATCH 1/2] Added details for installing Grass version

Clarified that code works only with Grass 7 or higher version

Former-commit-id: 9374b039c0b88f1ba9d8c69edd71ea04ebfad615
---
 contrib/grass/README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/contrib/grass/README.md b/contrib/grass/README.md
index b51087b7..ed32fe63 100644
--- a/contrib/grass/README.md
+++ b/contrib/grass/README.md
@@ -3,7 +3,7 @@
 Generates DEM, contour and textured relief maps.
 
 ## Requirements
-* GRASS
+* Compile and install GRASS 7 version or higher, https://grasswiki.osgeo.org/wiki/Compile_and_Install
 * Environment variables:
   * PYTHONHOME set to the location of Python
   * PYTHONPATH set to the location of GRASS Python libs
@@ -13,4 +13,4 @@ Generates DEM, contour and textured relief maps.
 ## Usage
     python odm_grass.py <project-path>
 
-Output is `<project-path>/odm_georeferencing/odm_dem.tif`, `<project-path>/odm_georeferencing/odm_contour.shp` and `<project-path>/odm_orthophoto/odm_relief.tif`.
\ No newline at end of file
+Output is `<project-path>/odm_georeferencing/odm_dem.tif`, `<project-path>/odm_georeferencing/odm_contour.shp` and `<project-path>/odm_orthophoto/odm_relief.tif`.

From 0c8fec10e8516a839e8909a3a3f93ad481d0884c Mon Sep 17 00:00:00 2001
From: hblanken <hanno_blankenstein@yahoo.com>
Date: Wed, 3 May 2017 08:48:06 +1000
Subject: [PATCH 2/2] Clarifies GRASS version

More detail for GRASS compile and install and links code to ODM project DEM file.

Former-commit-id: 81313612f7cf1b5041f8a6b3055c49f247bd559b
---
 contrib/grass/README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/contrib/grass/README.md b/contrib/grass/README.md
index ed32fe63..9700f8ad 100644
--- a/contrib/grass/README.md
+++ b/contrib/grass/README.md
@@ -1,6 +1,6 @@
 # GRASS scripts
 # odm_grass
-Generates DEM, contour and textured relief maps.
+Generates contour and textured relief maps.
 
 ## Requirements
 * Compile and install GRASS 7 version or higher, https://grasswiki.osgeo.org/wiki/Compile_and_Install
@@ -13,4 +13,4 @@ Generates DEM, contour and textured relief maps.
 ## Usage
     python odm_grass.py <project-path>
 
-Output is `<project-path>/odm_georeferencing/odm_dem.tif`, `<project-path>/odm_georeferencing/odm_contour.shp` and `<project-path>/odm_orthophoto/odm_relief.tif`.
+Output is `<project-path>/odm_georeferencing/odm_contour.shp` and `<project-path>/odm_orthophoto/odm_relief.tif`.