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Processing (on Windows): external SAGA does not work anymore #24331

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qgib opened this issue Apr 7, 2017 · 14 comments
Closed

Processing (on Windows): external SAGA does not work anymore #24331

qgib opened this issue Apr 7, 2017 · 14 comments
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Bug Either a bug report, or a bug fix. Let's hope for the latter! High Priority Processing Relating to QGIS Processing framework or individual Processing algorithms Regression Something which used to work, but doesn't anymore
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@qgib
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qgib commented Apr 7, 2017

Author Name: Giovanni Manghi (@gioman)
Original Redmine Issue: 16422
Affected QGIS version: 2.18.5
Redmine category:processing/saga
Assignee: Victor Olaya


If SAGA is not installed with osgeo4w then Processing has always allowed to use and external SAGA installation by configuring the proper path in Processing configurations.

While testing the support for SAGA LTR I therefore downloaded

https://downloads.sourceforge.net/project/saga-gis/SAGA%20-%202.3/SAGA%202.3.1/saga_2.3.1_x64.zip?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fsaga-gis%2Ffiles%2FSAGA%2520-%25202.3%2FSAGA%25202.3.1%2F&ts=1491557320&use_mirror=netcologne

uncompressed and pointed Processing to it.

Processing correctly recognizes SAGA and SAGA version, tools open and are run, but ultimately they fail. This does not happen if used SAGA ltr is the one shipped with osgeo4w. This anyway used to work as expected in the past.

Algorithm Analytical hillshading starting...
io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -FILES "C:\\Users\\qgis\\Desktop\\data\
asters\\madeira_mdt_100.tif"
ta_lighting "Analytical Hillshading" -ELEVATION "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\38d16b8c0e654334921f0a6a2ca622a1\\SHADE.sdat"

C:\\OSGEO4~1\\bin>set SAGA=C:\\Users\\qgis\\Desktop\\saga231

C:\\OSGEO4~1\\bin>set SAGA_MLB=C:\\Users\\qgis\\Desktop\\saga231\\modules

C:\\OSGEO4~1\\bin>PATH=C:\\OSGEO4~1\\apps\\qgis\\bin;C:\\OSGEO4~1\\apps\\Python27\\Scripts;C:\\OSGEO4~1\\bin;C:\\Windows\\system32;C:\\Windows;C:\\Windows\\WBem;C:\\OSGEO4~1\\apps\\msys\\bin;C:\\Users\\qgis\\Desktop\\saga231;C:\\Users\\qgis\\Desktop\\saga231\\modules

C:\\OSGEO4~1\\bin>saga_cmd io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -FILES "C:\\Users\\qgis\\Desktop\\data\
asters\\madeira_mdt_100.tif"
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)


76 loaded tool libraries (659 tools):
- climate
- climate_tools
- contrib_perego
- db_odbc
- db_pgsql
- docs_html
- docs_pdf
- garden_3d_viewer
- garden_fractals
- garden_games
- garden_learn_to_program
- garden_webservices
- grid_analysis
- grid_calculus
- grid_calculus_bsl
- grid_filter
- grid_gridding
- grid_spline
- grid_tools
- grid_visualisation
- imagery
- imagery_classification
- imagery_isocluster
- imagery_maxent
- imagery_opencv
- imagery_photogrammetry
- imagery_segmentation
- imagery_svm
- imagery_tools
- io_esri_e00
- io_gps
- io_grid
- io_grid_image
- io_shapes
- io_shapes_dxf
- io_shapes_las
- io_table
- io_virtual
- pj_georeference
- pj_geotrans
- pj_proj4
- pointcloud_tools
- pointcloud_viewer
- shapes_grid
- shapes_lines
- shapes_points
- shapes_polygons
- shapes_tools
- shapes_transect
- sim_cellular_automata
- sim_ecosystems_hugget
- sim_erosion
- sim_fire_spreading
- sim_hydrology
- sim_ihacres
- sim_qm_of_esp
- sim_rivflow
- statistics_grid
- statistics_kriging
- statistics_points
- statistics_regression
- ta_channels
- ta_compound
- ta_hydrology
- ta_lighting
- ta_morphometry
- ta_preprocessor
- ta_profiles
- ta_slope_stability
- table_calculus
- table_tools
- terrain_analysis
- tin_tools
- tin_viewer
- toolchains
- tta_tools

type -h or --help for further information

Error: select a library

C:\\OSGEO4~1\\bin>saga_cmd ta_lighting "Analytical Hillshading" -ELEVATION "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\38d16b8c0e654334921f0a6a2ca622a1\\SHADE.sdat"
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)

____________________________
library path: C:\\Users\\qgis\\Desktop\\saga231\\modules\\
library name: ta_lighting
library : Lighting, Visibility
tool : Analytical Hillshading
author : O.Conrad, V.Wichmann (c) 2003-2013
processors : 2 [2]
____________________________

Load grid: C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd...
failed

Usage: saga_cmd ta_lighting 0 [-ELEVATION ] [-SHADE ] [-METHOD ] [-AZIMUTH ] [-DECLINATION ] [-EXAGGERATION ] [-SHADOW ] [-NDIRS ] [-RADIUS ]
-ELEVATION: Elevation
Grid (input)
-SHADE: Analytical Hillshading
Grid (output)
-METHOD: Shading Method
Choice
Available Choices:
[0] Standard
[1] Standard (max. 90Degree)
[2] Combined Shading
[3] Ray Tracing
[4] Ambient Occlusion
Default: 0
-AZIMUTH: Azimuth [Degree]
Floating point
Default: 315.000000
-DECLINATION: Height [Degree]
Floating point
Default: 45.000000
-EXAGGERATION: Exaggeration
Floating point
Default: 4.000000
-SHADOW: Shadow
Choice
Available Choices:
[0] slim
[1] fat
Default: 1
-NDIRS: Number of Directions
Integer
Minimum: 2
Default: 8
-RADIUS: Search Radius
Floating point
Minimum: 0.001000
Default: 10.000000
Error: input file [C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd]
Error: Elevation

C:\\OSGEO4~1\\bin>exit
Converting outputs
Loading resulting layers

The following layers were not correctly generated.
Analytical Hillshading
You can check the log messages to find more information about the execution of the algorithm


Related issue(s): #24332 (relates)
Redmine related issue(s): 16423


@qgib
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qgib commented Apr 7, 2017

Author Name: Pedro Venâncio (Pedro Venâncio)


For some reason, SAGA 2.3.1 io_gdal module is not loaded using SAGA from
https://downloads.sourceforge.net/project/saga-gis/SAGA%20-%202.3/SAGA%202.3.1/saga_2.3.1_x64.zip?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fsaga-gis%2Ffiles%2FSAGA%2520-%25202.3%2FSAGA%25202.3.1%2F&ts=1491557320&use_mirror=netcologne
and Processing SAGA algs does not work.

The same using OSGeo4W Shell:

C:\\OSGeo4W64\\bin>set SAGA=C:/saga_2.3.1_x64

C:\\OSGeo4W64\\bin>set SAGA_MLB=C:/saga_2.3.1_x64\\modules

C:\\OSGeo4W64\\bin>PATH=C:\\OSGEO4~1\\apps\\Python36\\lib\\site-packages\
umpy\\core;C:\\OSGEO4~1\\apps\\qgis-dev\\bin;C:\\OSGEO4~1\\apps\\grass\\grass-7.2.0\\lib;C:\\OSGEO4~1\\apps\\grass\\grass-7.2.0\\bin;C:\\OSGEO4~1\\apps\\Python36;C:\\OSGEO4~1\\apps\\Python36\\Scripts;C:\\OSGEO4~1\\apps\\qt5\\bin;C:\\OSGEO4~1\\apps\\Python27\\Scripts;C:\\OSGEO4~1\\bin;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\WINDOWS\\WBem;C:\\OSGEO4~1\\apps\\msys\\bin;C:/saga_2.3.1_x64;C:/saga_2.3.1_x64\\modules

C:\\OSGeo4W64\\bin>saga_cmd io_gdal
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)

77 loaded tool libraries (670 tools):
- climate
- climate_tools
- contrib_perego
- db_odbc
- db_pgsql
- docs_html
- docs_pdf
- garden_3d_viewer
- garden_fractals
- garden_games
- garden_learn_to_program
- garden_webservices
- grid_analysis
- grid_calculus
- grid_calculus_bsl
- grid_filter
- grid_gridding
- grid_spline
- grid_tools
- grid_visualisation
- imagery
- imagery_classification
- imagery_isocluster
- imagery_maxent
- imagery_opencv
- imagery_photogrammetry
- imagery_segmentation
- imagery_svm
- imagery_tools
- imagery_vigra
- io_esri_e00
- io_gps
- io_grid
- io_grid_image
- io_shapes
- io_shapes_dxf
- io_shapes_las
- io_table
- io_virtual
- pj_georeference
- pj_geotrans
- pj_proj4
- pointcloud_tools
- pointcloud_viewer
- shapes_grid
- shapes_lines
- shapes_points
- shapes_polygons
- shapes_tools
- shapes_transect
- sim_cellular_automata
- sim_ecosystems_hugget
- sim_erosion
- sim_fire_spreading
- sim_hydrology
- sim_ihacres
- sim_qm_of_esp
- sim_rivflow
- statistics_grid
- statistics_kriging
- statistics_points
- statistics_regression
- ta_channels
- ta_compound
- ta_hydrology
- ta_lighting
- ta_morphometry
- ta_preprocessor
- ta_profiles
- ta_slope_stability
- table_calculus
- table_tools
- terrain_analysis
- tin_tools
- tin_viewer
- toolchains
- tta_tools

type -h or --help for further information

Running saga_cmd directly from the folder, it already works:

C:\\saga_2.3.1_x64>saga_cmd
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)

78 loaded tool libraries (680 tools):
- climate
- climate_tools
- contrib_perego
- db_odbc
- db_pgsql
- docs_html
- docs_pdf
- garden_3d_viewer
- garden_fractals
- garden_games
- garden_learn_to_program
- garden_webservices
- grid_analysis
- grid_calculus
- grid_calculus_bsl
- grid_filter
- grid_gridding
- grid_spline
- grid_tools
- grid_visualisation
- imagery
- imagery_classification
- imagery_isocluster
- imagery_maxent
- imagery_opencv
- imagery_photogrammetry
- imagery_segmentation
- imagery_svm
- imagery_tools
- imagery_vigra
- io_esri_e00
- io_gdal
- io_gps
- io_grid
- io_grid_image
- io_shapes
- io_shapes_dxf
- io_shapes_las
- io_table
- io_virtual
- pj_georeference
- pj_geotrans
- pj_proj4
- pointcloud_tools
- pointcloud_viewer
- shapes_grid
- shapes_lines
- shapes_points
- shapes_polygons
- shapes_tools
- shapes_transect
- sim_cellular_automata
- sim_ecosystems_hugget
- sim_erosion
- sim_fire_spreading
- sim_hydrology
- sim_ihacres
- sim_qm_of_esp
- sim_rivflow
- statistics_grid
- statistics_kriging
- statistics_points
- statistics_regression
- ta_channels
- ta_compound
- ta_hydrology
- ta_lighting
- ta_morphometry
- ta_preprocessor
- ta_profiles
- ta_slope_stability
- table_calculus
- table_tools
- terrain_analysis
- tin_tools
- tin_viewer
- toolchains
- tta_tools

Error: select a library
type -h or --help for further information

C:\\saga_2.3.1_x64>saga_cmd io_gdal
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)

Library:    GDAL/OGR
Category:   Import/Export
File:   C:\\saga_2.3.1_x64\\modules\\io_gdal.dll

Tools:
0    Import Raster
1    Export Raster
2    Export GeoTIFF
3    Import Shapes
4    Export Shapes
5    Export Shapes to KML
6    Import NetCDF
7    Create Raster Catalog from Files
8    Create Raster Catalog from Directory
9    Import TMS Image

Error: select a tool
type -h or --help for further information

@qgib
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qgib commented Apr 7, 2017

Author Name: Jürgen Fischer (@jef-n)


Reason for not using the binaries from the saga project is that they have a lot of own dependencies, that are already included in OSGeo4W. The version in OSGeo4W is patched to allow usage of OSGeo4W dependencies (ie. ported to GDAL C-API - patches were submitted and merged upstream; https://sourceforge.net/p/saga-gis/code/merge-requests/3/). Unfortunately the new support for SAGA LTR in processing of 2.18 wasn't anticipated. This was meant to be used with QGIS3 (ie. plenty of time to spot and fix any issues introduced by this).

@qgib
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qgib commented Apr 7, 2017

Author Name: Giovanni Manghi (@gioman)


I also just noticed that saga-ltr installed with osgeo4w misses io_gdal completely

c:\OSGeo4W64\apps\saga-ltr>saga_cmd


## #####

### ##

# ## ## #### #

### ##### ##    # #####
# ## ##### #

SAGA Version: 2.3.2 (64 bit)

66 loaded tool libraries (585 tools):

  • climate_tools
  • contrib_perego
  • db_odbc
  • docs_html
  • garden_3d_viewer
  • garden_fractals
  • garden_games
  • garden_learn_to_program
  • garden_webservices
  • grid_analysis
  • grid_calculus
  • grid_calculus_bsl
  • grid_filter
  • grid_gridding
  • grid_spline
  • grid_tools
  • grid_visualisation
  • imagery_classification
  • imagery_isocluster
  • imagery_maxent
  • imagery_photogrammetry
  • imagery_segmentation
  • imagery_svm
  • imagery_tools
  • io_esri_e00
  • io_gps
  • io_grid
  • io_grid_image
  • io_shapes
  • io_shapes_dxf
  • io_table
  • io_virtual
  • pj_georeference
  • pj_geotrans
  • pointcloud_tools
  • pointcloud_viewer
  • shapes_grid
  • shapes_lines
  • shapes_points
  • shapes_polygons
  • shapes_tools
  • shapes_transect
  • sim_cellular_automata
  • sim_ecosystems_hugget
  • sim_erosion
  • sim_fire_spreading
  • sim_hydrology
  • sim_ihacres
  • sim_qm_of_esp
  • sim_rivflow
  • statistics_grid
  • statistics_kriging
  • statistics_points
  • statistics_regression
  • ta_channels
  • ta_compound
  • ta_hydrology
  • ta_lighting
  • ta_morphometry
  • ta_preprocessor
  • ta_profiles
  • ta_slope_stability
  • table_calculus
  • table_tools
  • tin_tools
  • tin_viewer

Error: select a library
type -h or --help for further information

@qgib
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qgib commented Apr 7, 2017

Author Name: Giovanni Manghi (@gioman)


Giovanni Manghi wrote:

I also just noticed that saga-ltr installed with osgeo4w misses io_gdal completely

SAGA LTR shipped with osgeo4w seems to work only in osgeo4w shell.

@qgib
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qgib commented Apr 7, 2017

Author Name: Jürgen Fischer (@jef-n)


Giovanni Manghi wrote:

Giovanni Manghi wrote:

I also just noticed that saga-ltr installed with osgeo4w misses io_gdal completely

SAGA LTR shipped with seems to work only in osgeo4w shell.

As it's supposed to - why is that a problem?

@qgib
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qgib commented Apr 10, 2017

Author Name: Giovanni Manghi (@gioman)


As it's supposed to - why is that a problem?

that was just a comment to my previous one. Like a note/reminder. But anyway your comment made be think about it, and if I must be honest I'm not totally convinced that this is expected. It is at least a change compared to previous SAGA osgeo4w installation, if I'm not wrong.

Returning to the subject of this ticket: if now SAGA that ships with osgeo4w is compiled (and not just a copy of the upstream binaries) then I guess that in processing allowing use external SAGA installations should be disabled/removed(?).

@qgib
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qgib commented Apr 30, 2017

Author Name: Giovanni Manghi (@gioman)


  • regression was configured as 1

@qgib
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qgib commented Apr 30, 2017

Author Name: Giovanni Manghi (@gioman)


  • priority_id was changed from Severe/Regression to High

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qgib commented Apr 30, 2017

Author Name: Giovanni Manghi (@gioman)


  • easy_fix was configured as 0

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qgib commented May 18, 2017

Author Name: Alexander Bruy (@alexbruy)


Here is PR to remove support for external SAGA #4587.

Not sure if same should be done for 2.18, as 2.18 still supports different SAGA versions.


  • pull_request_patch_supplied was changed from 0 to 1
  • description was changed from If SAGA is not installed with osgeo4w then Processing has always allowed to use and external SAGA installation by configuring the proper path in Processing configurations.

While testing the support for SAGA LTR I therefore downloaded

https://downloads.sourceforge.net/project/saga-gis/SAGA%20-%202.3/SAGA%202.3.1/saga_2.3.1_x64.zip?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fsaga-gis%2Ffiles%2FSAGA%2520-%25202.3%2FSAGA%25202.3.1%2F&ts=1491557320&use_mirror=netcologne

uncompressed and pointed Processing to it.

Processing correctly recognizes SAGA and SAGA version, tools open and are run, but ultimately they fail. This does not happen if used SAGA ltr is the one shipped with osgeo4w. This anyway used to work as expected in the past.


Algorithm Analytical hillshading starting...
io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -FILES "C:\Users\qgis\Desktop\data
asters\madeira_mdt_100.tif"
ta_lighting "Analytical Hillshading" -ELEVATION "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\38d16b8c0e654334921f0a6a2ca622a1\SHADE.sdat"

C:\OSGEO4~1\bin>set SAGA=C:\Users\qgis\Desktop\saga231

C:\OSGEO4~1\bin>set SAGA_MLB=C:\Users\qgis\Desktop\saga231\modules

C:\OSGEO41\bin>PATH=C:\OSGEO41\apps\qgis\bin;C:\OSGEO41\apps\Python27\Scripts;C:\OSGEO41\bin;C:\Windows\system32;C:\Windows;C:\Windows\WBem;C:\OSGEO4~1\apps\msys\bin;C:\Users\qgis\Desktop\saga231;C:\Users\qgis\Desktop\saga231\modules

C:\OSGEO4~1\bin>saga_cmd io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -FILES "C:\Users\qgis\Desktop\data
asters\madeira_mdt_100.tif"


## #####

### ##

# ## ## #### #

##### ## #

# ## ##### #

SAGA Version: 2.3.1 (64 bit)

76 loaded tool libraries (659 tools):

  • climate
  • climate_tools
  • contrib_perego
  • db_odbc
  • db_pgsql
  • docs_html
  • docs_pdf
  • garden_3d_viewer
  • garden_fractals
  • garden_games
  • garden_learn_to_program
  • garden_webservices
  • grid_analysis
  • grid_calculus
  • grid_calculus_bsl
  • grid_filter
  • grid_gridding
  • grid_spline
  • grid_tools
  • grid_visualisation
  • imagery
  • imagery_classification
  • imagery_isocluster
  • imagery_maxent
  • imagery_opencv
  • imagery_photogrammetry
  • imagery_segmentation
  • imagery_svm
  • imagery_tools
  • io_esri_e00
  • io_gps
  • io_grid
  • io_grid_image
  • io_shapes
  • io_shapes_dxf
  • io_shapes_las
  • io_table
  • io_virtual
  • pj_georeference
  • pj_geotrans
  • pj_proj4
  • pointcloud_tools
  • pointcloud_viewer
  • shapes_grid
  • shapes_lines
  • shapes_points
  • shapes_polygons
  • shapes_tools
  • shapes_transect
  • sim_cellular_automata
  • sim_ecosystems_hugget
  • sim_erosion
  • sim_fire_spreading
  • sim_hydrology
  • sim_ihacres
  • sim_qm_of_esp
  • sim_rivflow
  • statistics_grid
  • statistics_kriging
  • statistics_points
  • statistics_regression
  • ta_channels
  • ta_compound
  • ta_hydrology
  • ta_lighting
  • ta_morphometry
  • ta_preprocessor
  • ta_profiles
  • ta_slope_stability
  • table_calculus
  • table_tools
  • terrain_analysis
  • tin_tools
  • tin_viewer
  • toolchains
  • tta_tools

type -h or --help for further information

Error: select a library

C:\OSGEO4~1\bin>saga_cmd ta_lighting "Analytical Hillshading" -ELEVATION "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\38d16b8c0e654334921f0a6a2ca622a1\SHADE.sdat"


## #####

### ##

# ## ## #### #

##### ## #

# ## ##### #

SAGA Version: 2.3.1 (64 bit)


library path: C:\Users\qgis\Desktop\saga231\modules\
library name: ta_lighting
library : Lighting, Visibility
tool : Analytical Hillshading
author : O.Conrad, V.Wichmann (c) 2003-2013
processors : 2 [2]


Load grid: C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd...
failed

Usage: saga_cmd ta_lighting 0 [-ELEVATION ] [-SHADE ] [-METHOD ] [-AZIMUTH ] [-DECLINATION ] [-EXAGGERATION ] [-SHADOW ] [-NDIRS ] [-RADIUS ]
-ELEVATION: Elevation
Grid (input)
-SHADE: Analytical Hillshading
Grid (output)
-METHOD: Shading Method
Choice
Available Choices:
[0] Standard
[1] Standard (max. 90Degree)
[2] Combined Shading
[3] Ray Tracing
[4] Ambient Occlusion
Default: 0
-AZIMUTH: Azimuth [Degree]
Floating point
Default: 315.000000
-DECLINATION: Height [Degree]
Floating point
Default: 45.000000
-EXAGGERATION: Exaggeration
Floating point
Default: 4.000000
-SHADOW: Shadow
Choice
Available Choices:
[0] slim
[1] fat
Default: 1
-NDIRS: Number of Directions
Integer
Minimum: 2
Default: 8
-RADIUS: Search Radius
Floating point
Minimum: 0.001000
Default: 10.000000
Error: input file [C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd]
Error: Elevation

C:\OSGEO4~1\bin>exit
Converting outputs
Loading resulting layers

The following layers were not correctly generated.
Analytical Hillshading
You can check the log messages to find more information about the execution of the algorithm

to If SAGA is not installed with osgeo4w then Processing has always allowed to use and external SAGA installation by configuring the proper path in Processing configurations.

While testing the support for SAGA LTR I therefore downloaded

https://downloads.sourceforge.net/project/saga-gis/SAGA%20-%202.3/SAGA%202.3.1/saga_2.3.1_x64.zip?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fsaga-gis%2Ffiles%2FSAGA%2520-%25202.3%2FSAGA%25202.3.1%2F&ts=1491557320&use_mirror=netcologne

uncompressed and pointed Processing to it.

Processing correctly recognizes SAGA and SAGA version, tools open and are run, but ultimately they fail. This does not happen if used SAGA ltr is the one shipped with osgeo4w. This anyway used to work as expected in the past.


Algorithm Analytical hillshading starting...
io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -FILES "C:\Users\qgis\Desktop\data
asters\madeira_mdt_100.tif"
ta_lighting "Analytical Hillshading" -ELEVATION "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\38d16b8c0e654334921f0a6a2ca622a1\SHADE.sdat"

C:\OSGEO4~1\bin>set SAGA=C:\Users\qgis\Desktop\saga231

C:\OSGEO4~1\bin>set SAGA_MLB=C:\Users\qgis\Desktop\saga231\modules

C:\OSGEO41\bin>PATH=C:\OSGEO41\apps\qgis\bin;C:\OSGEO41\apps\Python27\Scripts;C:\OSGEO41\bin;C:\Windows\system32;C:\Windows;C:\Windows\WBem;C:\OSGEO4~1\apps\msys\bin;C:\Users\qgis\Desktop\saga231;C:\Users\qgis\Desktop\saga231\modules

C:\OSGEO4~1\bin>saga_cmd io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -FILES "C:\Users\qgis\Desktop\data
asters\madeira_mdt_100.tif"


## #####

### ##

# ## ## #### #

##### ## #

# ## ##### #

SAGA Version: 2.3.1 (64 bit)

76 loaded tool libraries (659 tools):

  • climate
  • climate_tools
  • contrib_perego
  • db_odbc
  • db_pgsql
  • docs_html
  • docs_pdf
  • garden_3d_viewer
  • garden_fractals
  • garden_games
  • garden_learn_to_program
  • garden_webservices
  • grid_analysis
  • grid_calculus
  • grid_calculus_bsl
  • grid_filter
  • grid_gridding
  • grid_spline
  • grid_tools
  • grid_visualisation
  • imagery
  • imagery_classification
  • imagery_isocluster
  • imagery_maxent
  • imagery_opencv
  • imagery_photogrammetry
  • imagery_segmentation
  • imagery_svm
  • imagery_tools
  • io_esri_e00
  • io_gps
  • io_grid
  • io_grid_image
  • io_shapes
  • io_shapes_dxf
  • io_shapes_las
  • io_table
  • io_virtual
  • pj_georeference
  • pj_geotrans
  • pj_proj4
  • pointcloud_tools
  • pointcloud_viewer
  • shapes_grid
  • shapes_lines
  • shapes_points
  • shapes_polygons
  • shapes_tools
  • shapes_transect
  • sim_cellular_automata
  • sim_ecosystems_hugget
  • sim_erosion
  • sim_fire_spreading
  • sim_hydrology
  • sim_ihacres
  • sim_qm_of_esp
  • sim_rivflow
  • statistics_grid
  • statistics_kriging
  • statistics_points
  • statistics_regression
  • ta_channels
  • ta_compound
  • ta_hydrology
  • ta_lighting
  • ta_morphometry
  • ta_preprocessor
  • ta_profiles
  • ta_slope_stability
  • table_calculus
  • table_tools
  • terrain_analysis
  • tin_tools
  • tin_viewer
  • toolchains
  • tta_tools

type -h or --help for further information

Error: select a library

C:\OSGEO4~1\bin>saga_cmd ta_lighting "Analytical Hillshading" -ELEVATION "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\38d16b8c0e654334921f0a6a2ca622a1\SHADE.sdat"


## #####

### ##

# ## ## #### #

##### ## #

# ## ##### #

SAGA Version: 2.3.1 (64 bit)


library path: C:\Users\qgis\Desktop\saga231\modules\
library name: ta_lighting
library : Lighting, Visibility
tool : Analytical Hillshading
author : O.Conrad, V.Wichmann (c) 2003-2013
processors : 2 [2]


Load grid: C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd...
failed

Usage: saga_cmd ta_lighting 0 [-ELEVATION ] [-SHADE ] [-METHOD ] [-AZIMUTH ] [-DECLINATION ] [-EXAGGERATION ] [-SHADOW ] [-NDIRS ] [-RADIUS ]
-ELEVATION: Elevation
Grid (input)
-SHADE: Analytical Hillshading
Grid (output)
-METHOD: Shading Method
Choice
Available Choices:
[0] Standard
[1] Standard (max. 90Degree)
[2] Combined Shading
[3] Ray Tracing
[4] Ambient Occlusion
Default: 0
-AZIMUTH: Azimuth [Degree]
Floating point
Default: 315.000000
-DECLINATION: Height [Degree]
Floating point
Default: 45.000000
-EXAGGERATION: Exaggeration
Floating point
Default: 4.000000
-SHADOW: Shadow
Choice
Available Choices:
[0] slim
[1] fat
Default: 1
-NDIRS: Number of Directions
Integer
Minimum: 2
Default: 8
-RADIUS: Search Radius
Floating point
Minimum: 0.001000
Default: 10.000000
Error: input file [C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd]
Error: Elevation

C:\OSGEO4~1\bin>exit
Converting outputs
Loading resulting layers

The following layers were not correctly generated.
Analytical Hillshading
You can check the log messages to find more information about the execution of the algorithm

@qgib
Copy link
Contributor Author

qgib commented May 18, 2017

Author Name: Giovanni Manghi (@gioman)


Not sure if same should be done for 2.18, as 2.18 still supports different SAGA versions.

I would say do it only for qgis 3, for now at least. QGIS LTR is broken on Windows (packaging issue) and I don't see anyone tacking #24332

@qgib
Copy link
Contributor Author

qgib commented May 19, 2017

Author Name: Jürgen Fischer (@jef-n)


  • description was changed from If SAGA is not installed with osgeo4w then Processing has always allowed to use and external SAGA installation by configuring the proper path in Processing configurations.

While testing the support for SAGA LTR I therefore downloaded

https://downloads.sourceforge.net/project/saga-gis/SAGA%20-%202.3/SAGA%202.3.1/saga_2.3.1_x64.zip?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fsaga-gis%2Ffiles%2FSAGA%2520-%25202.3%2FSAGA%25202.3.1%2F&ts=1491557320&use_mirror=netcologne

uncompressed and pointed Processing to it.

Processing correctly recognizes SAGA and SAGA version, tools open and are run, but ultimately they fail. This does not happen if used SAGA ltr is the one shipped with osgeo4w. This anyway used to work as expected in the past.


Algorithm Analytical hillshading starting...
io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -FILES "C:\Users\qgis\Desktop\data
asters\madeira_mdt_100.tif"
ta_lighting "Analytical Hillshading" -ELEVATION "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\38d16b8c0e654334921f0a6a2ca622a1\SHADE.sdat"

C:\OSGEO4~1\bin>set SAGA=C:\Users\qgis\Desktop\saga231

C:\OSGEO4~1\bin>set SAGA_MLB=C:\Users\qgis\Desktop\saga231\modules

C:\OSGEO41\bin>PATH=C:\OSGEO41\apps\qgis\bin;C:\OSGEO41\apps\Python27\Scripts;C:\OSGEO41\bin;C:\Windows\system32;C:\Windows;C:\Windows\WBem;C:\OSGEO4~1\apps\msys\bin;C:\Users\qgis\Desktop\saga231;C:\Users\qgis\Desktop\saga231\modules

C:\OSGEO4~1\bin>saga_cmd io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -FILES "C:\Users\qgis\Desktop\data
asters\madeira_mdt_100.tif"


## #####

### ##

# ## ## #### #

##### ## #

# ## ##### #

SAGA Version: 2.3.1 (64 bit)

76 loaded tool libraries (659 tools):

  • climate
  • climate_tools
  • contrib_perego
  • db_odbc
  • db_pgsql
  • docs_html
  • docs_pdf
  • garden_3d_viewer
  • garden_fractals
  • garden_games
  • garden_learn_to_program
  • garden_webservices
  • grid_analysis
  • grid_calculus
  • grid_calculus_bsl
  • grid_filter
  • grid_gridding
  • grid_spline
  • grid_tools
  • grid_visualisation
  • imagery
  • imagery_classification
  • imagery_isocluster
  • imagery_maxent
  • imagery_opencv
  • imagery_photogrammetry
  • imagery_segmentation
  • imagery_svm
  • imagery_tools
  • io_esri_e00
  • io_gps
  • io_grid
  • io_grid_image
  • io_shapes
  • io_shapes_dxf
  • io_shapes_las
  • io_table
  • io_virtual
  • pj_georeference
  • pj_geotrans
  • pj_proj4
  • pointcloud_tools
  • pointcloud_viewer
  • shapes_grid
  • shapes_lines
  • shapes_points
  • shapes_polygons
  • shapes_tools
  • shapes_transect
  • sim_cellular_automata
  • sim_ecosystems_hugget
  • sim_erosion
  • sim_fire_spreading
  • sim_hydrology
  • sim_ihacres
  • sim_qm_of_esp
  • sim_rivflow
  • statistics_grid
  • statistics_kriging
  • statistics_points
  • statistics_regression
  • ta_channels
  • ta_compound
  • ta_hydrology
  • ta_lighting
  • ta_morphometry
  • ta_preprocessor
  • ta_profiles
  • ta_slope_stability
  • table_calculus
  • table_tools
  • terrain_analysis
  • tin_tools
  • tin_viewer
  • toolchains
  • tta_tools

type -h or --help for further information

Error: select a library

C:\OSGEO4~1\bin>saga_cmd ta_lighting "Analytical Hillshading" -ELEVATION "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\38d16b8c0e654334921f0a6a2ca622a1\SHADE.sdat"


## #####

### ##

# ## ## #### #

##### ## #

# ## ##### #

SAGA Version: 2.3.1 (64 bit)


library path: C:\Users\qgis\Desktop\saga231\modules\
library name: ta_lighting
library : Lighting, Visibility
tool : Analytical Hillshading
author : O.Conrad, V.Wichmann (c) 2003-2013
processors : 2 [2]


Load grid: C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd...
failed

Usage: saga_cmd ta_lighting 0 [-ELEVATION ] [-SHADE ] [-METHOD ] [-AZIMUTH ] [-DECLINATION ] [-EXAGGERATION ] [-SHADOW ] [-NDIRS ] [-RADIUS ]
-ELEVATION: Elevation
Grid (input)
-SHADE: Analytical Hillshading
Grid (output)
-METHOD: Shading Method
Choice
Available Choices:
[0] Standard
[1] Standard (max. 90Degree)
[2] Combined Shading
[3] Ray Tracing
[4] Ambient Occlusion
Default: 0
-AZIMUTH: Azimuth [Degree]
Floating point
Default: 315.000000
-DECLINATION: Height [Degree]
Floating point
Default: 45.000000
-EXAGGERATION: Exaggeration
Floating point
Default: 4.000000
-SHADOW: Shadow
Choice
Available Choices:
[0] slim
[1] fat
Default: 1
-NDIRS: Number of Directions
Integer
Minimum: 2
Default: 8
-RADIUS: Search Radius
Floating point
Minimum: 0.001000
Default: 10.000000
Error: input file [C:\Users\qgis\AppData\Local\Temp\processing926e3fb9581345ea92a61a65c9b211c4\51bd78a192e243b9ba5d841fc68d84f8\madeiramdt100.sgrd]
Error: Elevation

C:\OSGEO4~1\bin>exit
Converting outputs
Loading resulting layers

The following layers were not correctly generated.
Analytical Hillshading
You can check the log messages to find more information about the execution of the algorithm

to If SAGA is not installed with osgeo4w then Processing has always allowed to use and external SAGA installation by configuring the proper path in Processing configurations.

While testing the support for SAGA LTR I therefore downloaded

https://downloads.sourceforge.net/project/saga-gis/SAGA%20-%202.3/SAGA%202.3.1/saga_2.3.1_x64.zip?r=https%3A%2F%2Fsourceforge.net%2Fprojects%2Fsaga-gis%2Ffiles%2FSAGA%2520-%25202.3%2FSAGA%25202.3.1%2F&ts=1491557320&use_mirror=netcologne

uncompressed and pointed Processing to it.

Processing correctly recognizes SAGA and SAGA version, tools open and are run, but ultimately they fail. This does not happen if used SAGA ltr is the one shipped with osgeo4w. This anyway used to work as expected in the past.

Algorithm Analytical hillshading starting...
io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -FILES "C:\\Users\\qgis\\Desktop\\data\
asters\\madeira_mdt_100.tif"
ta_lighting "Analytical Hillshading" -ELEVATION "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\38d16b8c0e654334921f0a6a2ca622a1\\SHADE.sdat"

C:\\OSGEO4~1\\bin>set SAGA=C:\\Users\\qgis\\Desktop\\saga231

C:\\OSGEO4~1\\bin>set SAGA_MLB=C:\\Users\\qgis\\Desktop\\saga231\\modules

C:\\OSGEO4~1\\bin>PATH=C:\\OSGEO4~1\\apps\\qgis\\bin;C:\\OSGEO4~1\\apps\\Python27\\Scripts;C:\\OSGEO4~1\\bin;C:\\Windows\\system32;C:\\Windows;C:\\Windows\\WBem;C:\\OSGEO4~1\\apps\\msys\\bin;C:\\Users\\qgis\\Desktop\\saga231;C:\\Users\\qgis\\Desktop\\saga231\\modules

C:\\OSGEO4~1\\bin>saga_cmd io_gdal 0 -TRANSFORM 1 -RESAMPLING 0 -GRIDS "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -FILES "C:\\Users\\qgis\\Desktop\\data\
asters\\madeira_mdt_100.tif"
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)


76 loaded tool libraries (659 tools):
- climate
- climate_tools
- contrib_perego
- db_odbc
- db_pgsql
- docs_html
- docs_pdf
- garden_3d_viewer
- garden_fractals
- garden_games
- garden_learn_to_program
- garden_webservices
- grid_analysis
- grid_calculus
- grid_calculus_bsl
- grid_filter
- grid_gridding
- grid_spline
- grid_tools
- grid_visualisation
- imagery
- imagery_classification
- imagery_isocluster
- imagery_maxent
- imagery_opencv
- imagery_photogrammetry
- imagery_segmentation
- imagery_svm
- imagery_tools
- io_esri_e00
- io_gps
- io_grid
- io_grid_image
- io_shapes
- io_shapes_dxf
- io_shapes_las
- io_table
- io_virtual
- pj_georeference
- pj_geotrans
- pj_proj4
- pointcloud_tools
- pointcloud_viewer
- shapes_grid
- shapes_lines
- shapes_points
- shapes_polygons
- shapes_tools
- shapes_transect
- sim_cellular_automata
- sim_ecosystems_hugget
- sim_erosion
- sim_fire_spreading
- sim_hydrology
- sim_ihacres
- sim_qm_of_esp
- sim_rivflow
- statistics_grid
- statistics_kriging
- statistics_points
- statistics_regression
- ta_channels
- ta_compound
- ta_hydrology
- ta_lighting
- ta_morphometry
- ta_preprocessor
- ta_profiles
- ta_slope_stability
- table_calculus
- table_tools
- terrain_analysis
- tin_tools
- tin_viewer
- toolchains
- tta_tools

type -h or --help for further information

Error: select a library

C:\\OSGEO4~1\\bin>saga_cmd ta_lighting "Analytical Hillshading" -ELEVATION "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd" -METHOD 0 -AZIMUTH 315 -DECLINATION 45 -EXAGGERATION 4 -SHADE "C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\38d16b8c0e654334921f0a6a2ca622a1\\SHADE.sdat"
____________________________

##### ## ##### ##
### ### ## ###
### # ## ## #### # ##
### ##### ## # #####
##### # ## ##### # ##
____________________________

SAGA Version: 2.3.1 (64 bit)

____________________________
library path: C:\\Users\\qgis\\Desktop\\saga231\\modules\\
library name: ta_lighting
library : Lighting, Visibility
tool : Analytical Hillshading
author : O.Conrad, V.Wichmann (c) 2003-2013
processors : 2 [2]
____________________________

Load grid: C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd...
failed

Usage: saga_cmd ta_lighting 0 [-ELEVATION ] [-SHADE ] [-METHOD ] [-AZIMUTH ] [-DECLINATION ] [-EXAGGERATION ] [-SHADOW ] [-NDIRS ] [-RADIUS ]
-ELEVATION: Elevation
Grid (input)
-SHADE: Analytical Hillshading
Grid (output)
-METHOD: Shading Method
Choice
Available Choices:
[0] Standard
[1] Standard (max. 90Degree)
[2] Combined Shading
[3] Ray Tracing
[4] Ambient Occlusion
Default: 0
-AZIMUTH: Azimuth [Degree]
Floating point
Default: 315.000000
-DECLINATION: Height [Degree]
Floating point
Default: 45.000000
-EXAGGERATION: Exaggeration
Floating point
Default: 4.000000
-SHADOW: Shadow
Choice
Available Choices:
[0] slim
[1] fat
Default: 1
-NDIRS: Number of Directions
Integer
Minimum: 2
Default: 8
-RADIUS: Search Radius
Floating point
Minimum: 0.001000
Default: 10.000000
Error: input file [C:\\Users\\qgis\\AppData\\Local\\Temp\\processing926e3fb9581345ea92a61a65c9b211c4\\51bd78a192e243b9ba5d841fc68d84f8\\madeiramdt100.sgrd]
Error: Elevation

C:\\OSGEO4~1\\bin>exit
Converting outputs
Loading resulting layers

The following layers were not correctly generated.
Analytical Hillshading
You can check the log messages to find more information about the execution of the algorithm

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qgib commented May 19, 2017

Author Name: Jürgen Fischer (@jef-n)


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qgib commented May 29, 2017

Author Name: Giovanni Manghi (@gioman)


Alexander Bruy wrote:

Here is PR to remove support for external SAGA #4587.

Not sure if same should be done for 2.18, as 2.18 still supports different SAGA versions.

now that #24332 is fixed this can be applied also to 2.18.*


  • resolution was changed from to fixed/implemented
  • status_id was changed from Open to Closed

@qgib qgib closed this as completed May 29, 2017
@qgib qgib added Bug Either a bug report, or a bug fix. Let's hope for the latter! High Priority Processing Relating to QGIS Processing framework or individual Processing algorithms Regression Something which used to work, but doesn't anymore labels May 25, 2019
@qgib qgib added this to the Version 2.18 milestone May 25, 2019
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