Index
A
- address-based data
- geocoding / Geocoding address-based data, How address geocoding works
- geocoding, with web services / The first example – geocoding using web services
- local street network data, geocoding / The second example – geocoding using local street network data
- addrlocat
- addrtype
- advanced field calculations
- about / Advanced field calculations
- field calculator interface, exploring / Exploring the field calculator interface
- writing / Writing advanced field calculations
- current date, calculating / The first example – calculating and formatting current date
- current date, formatting / The first example – calculating and formatting current date
- calculating, with geometry / The second example – calculating with geometry
- population-dependent label string, calculating / The third example – calculating a population-dependent label string
- American Society for Photogrammetry and Remote Sensing (ASPRS) / LAStools and Fusion
- Application Programming Interfaces (APIs)
- about / Webography – where to get API information and PyQGIS help
- documentation / API documentation
- documentation, URL / API documentation
- Aptana
- installing / Installing Aptana
- URL / Installing Aptana
- Aptana Studio 3
- reference link / Installing Aptana
- aspatial queries
- Atlas
- creating / Creating an Atlas
- configuration / Basic Atlas configuration
- dynamic titles, adding / Dynamic titles
- dynamic legends, adding / Dynamic legends
- coverage feature, highlighting / Highlighting the coverage feature
- attribute table
- geometry columns, adding / Adding geometry columns to an attribute table
- attribute table cells
- conditional formatting / Conditional formatting for attribute table cells
- attribute tables
- about / Working with tables
B
- batch processing
- using, with models / Using batch processing with models
- blending modes
- using / Blending modes
- breakpoints
- about / Adding breakpoints
- adding / Adding breakpoints
- buffers
- creating / Creating buffers
C
- CamelCase format
- categorized vector styling / Categorized vector styling
- Check Geometries plugin
- about / Check Geometries plugin
- Chromebook
- QGIS, installing on / Installing QGIS on a Chromebook
- reference link / Installing QGIS on a Chromebook
- Clip grid with polygon tool
- used, for clipping land use to park boundary / Clipping land use to the park boundary using Clip grid with polygon
- Clip tools
- coastal vignettes
- creating / Creating coastal vignettes
- code refactoring
- reference link / API documentation
- ColorBrewer color ramp
- color ramp
- managing / Managing color ramps
- collection, managing / Managing the QGIS color ramp collection
- renaming / Renaming a color ramp
- removing / Removing a color ramp
- exporting / Exporting a color ramp
- importing / Importing a color ramp
- adding / Adding a color ramp
- Gradient color ramp, adding / Adding a Gradient color ramp
- Random color ramp, adding / Adding a Random color ramp
- ColorBrewer color ramp, adding / Adding a ColorBrewer color ramp
- cpt-city color ramp, adding / Adding a cpt-city color ramp
- editing / Editing a color ramp
- color ramp panel / Color ramp
- colors
- managing / Choosing and managing colors
- selecting / Choosing and managing colors
- always-available color picker components / Always-available color picker components
- color picker, changeable panels / Changeable panels in color picker
- color ramp panel / Color ramp
- color wheel panel / Color wheel
- color swatches panel / Color swatches
- color sampler / Color sampler
- color sampler panel / Color sampler
- color swatches panel / Color swatches
- color wheel panel / Color wheel
- conditional formatting
- for attribute table cells / Conditional formatting for attribute table cells
- about / Conditional formatting for attribute table cells
- convex hulls
- generating / Generating convex hulls
- cookie cutter
- coordinate data
- points, creating / Creating points from coordinate data
- coordinate reference system (CRS)
- about / Georeferencing imagery
- coordinate reference system (CRS) code
- coordinate reference systems (CRS)
- defining / Defining coordinate reference systems
- PROJ.4 definition format / Understanding the PROJ.4 definition format
- custom coordinate reference system, defining / Defining a new custom coordinate reference system
- coordinate reference systems(CRS)
- PROJ.4 definition format / Understanding the PROJ.4 definition format
- coordinate reference systems(CRS), parameters
- projection / Understanding the PROJ.4 definition format
- spheroid / Understanding the PROJ.4 definition format
- datum / Understanding the PROJ.4 definition format
- central meridian / Understanding the PROJ.4 definition format
- latitude of origin / Understanding the PROJ.4 definition format
- false easting / Understanding the PROJ.4 definition format
- false northing / Understanding the PROJ.4 definition format
- standard parallel(s) / Understanding the PROJ.4 definition format
- no defaults / Understanding the PROJ.4 definition format
- coordinate units / Understanding the PROJ.4 definition format
- cost path
- calculating, LCP used / Calculating the cost path using LCP
- cpt-city color ramp
- adding / Adding a cpt-city color ramp
- URL / Adding a cpt-city color ramp
- CRS
- about / Working with CRS
- cumulative cost raster
- calculating, r.cost used / Calculating the cumulative cost raster using r.cost
- custom coordinate reference system
- custom processing toolbox
- script, creating / Creating a test Processing Toolbox script
- custom script, checking / Looking at the custom script
- script, executing / Running the script
- custom QGIS variables
- about / Custom QGIS variables
- Project level variables, using in Print Composer / Using Project level variables in the Print Composer
- variables, using in data defined overrides / Using variables in data defined overrides
- Layer level variables, using / Using Layer level variables
D
- 2.5 D vector styling / 2.5 D vector styling
- 2.5D renderer
- using / Study area mask
- 3D views
- creating, with QGIS2ThreeJS / Creating 3D views with QGIS2ThreeJS
- creating, of terrain / Creating 3D views of terrain
- features, extruding / Extruding features
- D8 Flow Directions tool / Calculating flow directions across the landscape
- data
- loading, into QGIS Desktop / Loading data into QGIS Desktop
- vector data, loading / Loading vector data
- raster data, loading / Loading raster data
- bases, loading / Loading databases
- web services, loading / Loading web services
- editing / Editing data
- snapping / Snapping
- vector data, styling / Styling vector data
- raster data, styling / Styling raster data
- raster display, enhancing with contrast enhancement / Enhancing raster display with contrast enhancement
- blending modes, using / Blending modes
- database
- about / Fundamental database concepts
- relational database / Fundamental database concepts
- tables / Describing database tables
- table relationships / Knowing about table relationships
- Structured Query Language (SQL) / Reviewing the basics of Structured Query Language
- database management system (DBMS)
- about / Creating a spatial database
- databases
- loading, into QGIS Desktop / Loading databases
- database vectors
- managing / Managing database vectors
- data defined overrides
- variables, using / Using variables in data defined overrides
- datasets
- converting, from floating point to integer rasters / Converting datasets from floating point to integer rasters
- data types
- about / Describing database tables
- debugger
- about / What is a debugger?
- debugging environment
- setting up / Setting up a debugging environment
- Aptana, installing / Installing Aptana
- PYTHONPATH, setting up / Setting up PYTHONPATH
- Pydevd server, starting / Starting the Pydevd server
- QGIS, connecting to Pydevd server / Connecting QGIS to the Pydevd server
- Remote Debug QGIS plugin, using / Connecting using the Remote Debug QGIS plugin
- default algorithm settings
- adjusting, for cartographic reasons / Calculating shaded relief
- default styles
- saving / Saving, loading, and setting default styles, Saving a style
- loading / Saving, loading, and setting default styles, Loading a style
- setting / Saving, loading, and setting default styles, Setting and restoring a default style
- restoring / Setting and restoring a default style
- adding, in current QGIS project / Adding and renaming styles in the current QGIS project
- DEM
- pits, removing from / Removing pits from the DEM
- Desert Renewable Energy Conservation Plan (DRECP)
- about / Checking for geometry errors
- Developer list, QGIS
- URL / Mailing lists
- diagrams
- size parameters / Diagram size parameters
- placement parameters / Diagram placement parameters
- attributes, adding / Adding attributes to diagrams
- pie chart diagram, creating / Creating a pie chart diagram
- text diagram, creating / Creating a text diagram
- histogram chart diagram, creating / Creating a histogram chart diagram
- Difference tools
- digital elevation model (DEM) / Calculating shaded relief
- digital terrain model (DTM) / Calculating shaded relief
- digitizing toolbar
- tools / Editing data
E
- effects
- Blur / Learn to use live layer effects
- Colorise / Learn to use live layer effects
- Source / Learn to use live layer effects
- Drop Shadow / Learn to use live layer effects
- Inner Glow / Learn to use live layer effects
- Inner Shadow / Learn to use live layer effects
- Outer Glow / Learn to use live layer effects
- Transform / Learn to use live layer effects
- elevation layer / Calculating shaded relief
- elevation ranges
- calculating, SAGA Raster calculator used / Calculating elevation ranges using the SAGA Raster calculator
- EPSG Geodetic Parameter Dataset
- about / Working with CRS
- URL / Working with CRS
- expressions
- syntax rules / Exploring the field calculator interface
- external algorithm
- executing / Running an external algorithm or command
- external command
F
- features, editing
- about / Editing features
- canvas, updating / Updating canvas and symbology
- symbology, updating / Updating canvas and symbology
- through QgsVectorDataProvider class / Editing through QgsVectorDataProvider
- QgsVectorLayer class, using / Editing using QgsVectorLayer
- field calculator
- interface, exploring / Exploring the field calculator interface
- flow directions
- calculating, across landscape / Calculating flow directions across the landscape
- FOSSGIS packages
- about / Installing QGIS on Ubuntu Linux
- installing / Installing QGIS and other FOSSGIS packages
- functions
- with parameters / Exploring the field calculator interface
- without parameters / Exploring the field calculator interface
- Fusion / LAStools and Fusion
G
- Gaia-SINS federated projects
- Gary Sherman (gs)
- about / Exploring iface and QGis
- GDAL
- used, for clipping elevation to boundary of park / Clipping the elevation to the boundary of the park using GDAL
- gdaladdo GDAL command
- GDAL Clipper tool / Clipping land use to the park boundary using Clip grid with polygon
- GDAL Complete 1.11 framework package / Installing QGIS on Mac OS X
- GDAL library
- URL / How to manage rasters
- GDAL Proximity
- used, for finding proximity to surface water / Finding proximity to surface water using GDAL Proximity
- GDAL Raster calculator
- used, for querying proximity of water / Querying the proximity for 1,000 meters of water using GDAL Raster calculator
- gdal_merge command
- about / Creating a raster mosaic
- URL / Creating a raster mosaic
- gdal_polygonize GDAL command
- gdal_rasterize GDAL command
- gdal_translate utility
- Geographical Resources Analysis Support System (GRASS)
- used, for performing raster analysis / Performing raster analyses with GRASS
- Geographic Resource Analysis Support System (GRASS) / Installing QGIS on Windows
- geometry columns
- adding, to attribute table / Adding geometry columns to an attribute table
- Point / Adding geometry columns to an attribute table
- Line / Adding geometry columns to an attribute table
- Polygon / Adding geometry columns to an attribute table
- Geometry Engine Open Source (GEOS)
- about / Exploring QgsGeometry
- URL / Exploring QgsGeometry
- geometry errors
- checking / Checking for geometry errors
- Check Geometries plugin / Check Geometries plugin
- Georeferencer GDAL plugin
- georeferencing
- about / Georeferencing imagery
- ground control points (GCP) / Understanding ground control points
- Georeferencer GDAL plugin, using / Using the Georeferencer GDAL plugin
- point file, using / The second example – georeferencing using a point file
- georeferencing, example
- about / The first example – georeferencing using a second dataset
- ground control points, entering / Entering ground control points
- Transformation settings / Transformation settings
- operation, completing / Completing the operation
- Geospatial Data Abstraction Library (GDAL) / Loading raster data
- URL / Loading raster data
- GIMP
- URL / Color swatches
- Git
- Google Geocoding API
- Gradient color ramp
- adding / Adding a Gradient color ramp
- graduated vector styling / Graduated vector styling
- graphical modeler (GM)
- about / An introduction to the graphical modeler
- benefits / An introduction to the graphical modeler
- opening / Opening the graphical modeler
- configuring / Configuring the modeler and naming a model
- ground control points (GCP)
H
- habitat
- evaluating / Evaluating a habitat
- heatmap vector styling / Heatmap vector styling
- Hillshade tool / Calculating shaded relief
- histogram chart diagram
- creating / Creating a histogram chart diagram
- histograms
- exploring / Exploring summary statistics and histograms
- hydrologic analyses
- exploring, TauDEM used / Exploring hydrologic analyses with TauDEM
I
- iface class
- about / Exploring iface and QGis
- imagery
- georeferencing / Georeferencing imagery
- indentation
- Internet Relay Chat (IRC) channel
- about / IRC channel
- reference link / IRC channel
- interpolation
- raster surfaces, creating / Creating raster surfaces via interpolation
- Intersect tools
- Inverse Distance Weighted (IDW)
- inverted polygon shapeburst fills
- used, for creating beautiful effects / Creating beautiful effects with inverted polygon shapeburst fills
- coastal vignettes, creating / Creating coastal vignettes
- inverted polygons vector styling / Inverted polygons vector styling
- issues
- reporting / Sharing your knowledge and reporting issues
- reporting, URL / Sharing your knowledge and reporting issues
- iterators
- features, iterating / Iterating over features
- about / Describing the iterators
K
- KML file
- importing, into SpatiaLite database / Importing KML into SpatiaLite
L
- land use raster
- reclassifying / Reclassifying the new slope raster and the land use raster
- LAS/LAZ files
- converting / Converting LAS/LAZ files
- LAStools / LAStools and Fusion
- Layer level variables
- using / Using Layer level variables
- layers
- loading / How to load layers
- rasters, managing / How to manage rasters
- visualizing / Visualizing the layer
- vector files, managing / Managing vector files
- database vectors, managing / Managing database vectors
- Layers panel
- color picker components / Color picker components available in the Layers panel
- LCP
- used, for calculating cost path / Calculating the cost path using LCP
- least-cost path (LCP)
- about / Calculating the least-cost path
- calculating / Calculating the least-cost path
- LIDAR data
- exploring / Exploring LIDAR data
- surfaces, creating from / Creating surfaces from LIDAR data
- lines
- converting, to polygons / Converting polygons to lines and lines to polygons
- nodes, extracting / Extracting nodes from lines and polygons
- live layer effects
- using / Learn to use live layer effects
- local street network data
- long-term release (LTR)
- about / Release schedules
M
- Mac OS X
- QGIS, installing / Installing QGIS on Mac OS X
- Mac QGIS installation files
- mailing lists, QGIS
- URL / Mailing lists
- Developer list / Mailing lists
- User list / Mailing lists
- main files, TestPlugin
- __init__.py file / Exploring main plugin files
- metadata.txt file / Exploring main plugin files
- Makefile / Exploring main plugin files
- icon.png file / Exploring main plugin files
- resources.qrc file / Exploring main plugin files
- resource_rc.py file / Exploring main plugin files
- test_plugin_dialog_base.ui file / Exploring main plugin files
- test_plugin_dialog.py file / Exploring main plugin files
- test_plugin.py file / Exploring main plugin files
- map canvas
- interacting with / Interacting with the map canvas
- obtaining / Getting the map canvas
- Map Tools / Explaining Map Tools
- event handler, creating / Creating a map canvas event handler
- maps
- composing / Composing maps
- Map Tools
- about / Explaining Map Tools
- QgsMapToolEdit / Explaining Map Tools
- QgsMapToolAdvancedDigitizing / Explaining Map Tools
- QgsMapToolEmitPoint / Explaining Map Tools
- QgsMapToolIdentify / Explaining Map Tools
- QgsMapToolIdentifyFeature / Explaining Map Tools
- QgsMapToolPan / Explaining Map Tools
- QgsMapToolTouch / Explaining Map Tools
- QgsMapToolZoom / Explaining Map Tools
- setting / Setting the current Map Tool
- point-click values, obtaining / Getting point-click values
- current Map Tool, obtaining / Getting current Map Tool
- new Map Tool, creating / Creating the new Map Tool
- map canvas event handler, creating / Creating a map canvas event handler
- event handler, creating / Creating a Map Tool event handler
- new Map Tool, setting up / Setting up the new Map Tool
- point-click values, using / Using point-click values
- QgsRubberBand class / Exploring the QgsRubberBand class
- Massive Open Online Course (MOOC)
- reference link / Where to learn Python basics
- Matplotlib / Installing QGIS on Mac OS X
- MMQGIS
- URL / Geocoding address-based data
- about / Geocoding address-based data
- model
- naming / Configuring the modeler and naming a model
- data inputs, adding / Adding data inputs to your model
- algorithms, adding / Adding algorithms to your model
- executing / Running a model
- editing / Editing a model
- documenting / Documenting a model
- saving / Saving, loading, and exporting models
- loading / Saving, loading, and exporting models
- exporting / Saving, loading, and exporting models
- algorithms, executing iteratively / Executing model algorithms iteratively
- nesting / Nesting models
- batch processing, using / Using batch processing with models
- converting, into Python script / Converting a model into a Python script
- multiband rasters
- styling / Styling multiband rasters
N
- National Park Service (NPS) / Evaluating a viewshed
- new slope raster
- reclassifying / Reclassifying the new slope raster and the land use raster
- Night Mapping theme
- URL / User interface themes
- nodes
- extracting, from lines / Extracting nodes from lines and polygons
- extracting, from polygons / Extracting nodes from lines and polygons
- NumPy
O
- OGR Simple Features Library / Loading raster data
- Open Source Geospatial Foundation
- OSGeo
- OSGeo4W Network Installer / Installing QGIS on Windows
- overlaps
- repairing / Example 2 – repairing overlaps
- editing parameters, setting / Setting the editing parameters
- repairing, between polygons / Repairing an overlap between polygons
P
- pie chart diagram
- creating / Creating a pie chart diagram
- Plugin Builder
- plugin structure, creating / Creating a plugin structure with Plugin Builder
- installing / Installing Plugin Builder
- plugins, locating / Locating plugins
- TestPlugin, creating / Creating my first Python plugin – TestPlugin
- URL, for bug tracker / Setting mandatory plugin parameters
- URL / Setting mandatory plugin parameters
- Plugin Builder-generated files, TestPlugin
- help directory / Plugin Builder-generated files
- i18n directory / Plugin Builder-generated files
- script directory / Plugin Builder-generated files
- test directory / Plugin Builder-generated files
- pylintrc file / Plugin Builder-generated files
- plugin_upload.py file / Plugin Builder-generated files
- README files / Plugin Builder-generated files
- plugins
- functionality, adding / Adding functionality with plugins
- custom QGIS variables / Custom QGIS variables
- point-displacement vector styling / Point-displacement vector styling
- polygon centroids
- creating / Creating polygon centroids
- Polygonize tool
- about / Converting from raster to vector
- polygons
- converting, to lines / Converting polygons to lines and lines to polygons
- creating, around individual points / Creating polygons surrounding individual points
- nodes, extracting / Extracting nodes from lines and polygons
- overlaps, repairing / Repairing an overlap between polygons
- gap, repairing / Example 3 – repairing a gap between polygons
- PostGIS
- Print Composer
- Project level variables, using / Using Project level variables in the Print Composer
- Processing Toolbox
- about / About the Processing Toolbox, Understanding the Processing Toolbox
- configuring / Configuring the Processing Toolbox
- using / Using the Processing Toolbox
- processing toolbox algorithms
- executing / Running Processing Toolbox algorithms
- searching / Looking for an algorithm
- information, obtaining / Getting algorithm information
- executing, from console / Running algorithms from the console
- custom processing script, executing / Running your own processing script
- PROJ.4
- PROJ.4 definition format
- Project level variables
- using, in Print Composer / Using Project level variables in the Print Composer
- PyDev
- about / What is a debugger?
- PyDev Debug
- reference link / Debugging in action
- Pydevd server
- starting / Starting the Pydevd server
- QGIS, connecting / Connecting QGIS to the Pydevd server
- PyQGIS
- resources / PyQGIS cookbook
- Python
- resources / Where to learn Python basics
- code indentation / Tabs or spaces, make your choice!
- Python Console
- about / The Python Console
- reference link / The Python Console
- test dataset, obtaining / Getting sample data
- test dataset, URL / Getting sample data
- PyQGIS code, writing / My first PyQGIS code snippet
- PyQGIS code, writing for displaying unique ID / My first PyQGIS code snippet
- PyQGIS code, writing for looping layer features / My second PyQGIS code snippet – looping the layer features
- QGIS API, exploring / Exploring a QGIS API in the Python Console
- PYTHONPATH
- setting up / Setting up PYTHONPATH
- Python script
- model, converting / Converting a model into a Python script
Q
- QField
- QGIS
- releases / Release schedules
- downloading / QGIS download and installation
- installing / QGIS download and installation
- URL / QGIS download and installation, Installing QGIS only
- installing, on Windows / Installing QGIS on Windows
- installing, on Mac OS X / Installing QGIS on Mac OS X
- installing, on Ubuntu Linux / Installing QGIS on Ubuntu Linux, Installing QGIS only
- URL, for experimental version / Installing QGIS and other FOSSGIS packages
- installing, on Chromebook / Installing QGIS on a Chromebook
- community / The QGIS community, mailing lists, and IRC channel
- mailing lists / Mailing lists
- Internet Relay Chat (IRC) channel / IRC channel
- connecting, to Pydevd server / Connecting QGIS to the Pydevd server
- QGIS2ThreeJS
- 3D views, creating / Creating 3D views with QGIS2ThreeJS
- QGIS API
- exploring, in Python Console / Exploring a QGIS API in the Python Console
- QGIS Browser
- about / Tour of QGIS
- interface / Familiarizing yourself with QGIS Browser
- QGis class
- reference link / My second PyQGIS code snippet – looping the layer features
- about / Exploring iface and QGis
- QGIS Desktop
- about / Tour of QGIS
- interface / Familiarizing yourself with QGIS Desktop
- toolbars / Familiarizing yourself with QGIS Desktop
- user interface themes / User interface themes
- data, loading / Loading data into QGIS Desktop
- vector data, loading / Loading vector data
- raster data, loading / Loading raster data
- databases, loading / Loading databases
- web services, loading / Loading web services
- QgisInterface class
- URL / Exploring iface and QGis
- QGIS Mac OSX Installer / Installing QGIS on Mac OS X
- QGIS Standalone Installer / Installing QGIS on Windows
- qgis tag
- QgsGeometry class
- about / Exploring QgsGeometry
- QgsMapLayerRegistry class
- about / Visualizing the layer
- QgsRasterLayer class
- exploring / Exploring QgsRasterLayer
- URL / Exploring QgsRasterLayer
- QgsRubberBand class
- QgsVectorDataProvider class
- used, for editing features / Editing through QgsVectorDataProvider
- features geometry, modifying / Changing a feature's geometry
- features attributes, modifying / Changing a feature's attributes
- features, deleting / Deleting a feature
- features, adding / Adding a feature
- QgsVectorLayer class
- URL / API documentation
- used, for editing features / Editing using QgsVectorLayer
- QgsVectorLayerEditBuffer class / Discovering the QgsVectorLayerEditBuffer class
- QgsVectorLayerEditBuffer class
- about / Discovering the QgsVectorLayerEditBuffer class
- features geometry, modifying / Changing a feature's geometry
- features attributes, modifying / Changing a feature's attributes
- feature, adding / Adding and removing a feature
- feature, removing / Adding and removing a feature
- Qt (Q)
- about / Exploring iface and QGis
- Qt Designer
- URL / Exploring main plugin files
- used, for modifying TestPlugin layout / Modifying the layout with Qt Designer
- queries
- creating / Creating queries and views
- SQL query, creating / Creating a SQL query
R
- R
- about / R
- r.cost
- used, for calculating cumulative cost / Calculating the cumulative cost raster using r.cost
- r.cost algorithm / Combining the reclassified slope and land use layers
- r.mapcalculator
- used, for combining viewsheds / Combining viewsheds using r.mapcalculator
- r.mapcalculator tool / Combining the reclassified slope and land use layers
- r.reclass tool / Using the Slicer plugin
- URL / Using the Slicer plugin
- r.recode algorithm
- r.recode GRASS tool
- r.recode tool
- URL / Using the Slicer plugin
- r.shaded.relief tool / Calculating shaded relief
- r.slope
- used, for calculating slope / Calculating the slope using r.slope
- r.stats
- used, for calculating raster statistics / Calculating raster statistics using r.stats
- r.to.vect tool
- r.viewshed
- used, for calculating viewsheds for towers / Calculating viewsheds for towers using r.viewshed
- Random color ramp
- adding / Adding a Random color ramp
- raster analysis
- performing, with Geographical Resources Analysis Support System (GRASS) / Performing raster analyses with GRASS
- raster color rendering
- about / Raster color rendering
- raster composite
- creating / Creating a raster composite
- raster data
- loading, into QGIS Desktop / Loading raster data
- styling / Styling raster data
- raster data model
- converting, to vector data model / Converting from raster to vector
- raster display
- enhancing, with contrast enhancement / Enhancing raster display with contrast enhancement
- Rasterize tool
- raster layers
- combining, SAGA Raster calculator used / Combining raster layers using SAGA Raster calculator
- raster mosaic
- creating / Creating a raster mosaic
- raster overviews
- generating / Generating raster overviews (pyramids)
- raster pixels
- aligning / Aligning raster pixels
- raster pyramid
- raster resampling
- about / Raster resampling
- rasters
- reclassifying / Reclassifying rasters for analysis
- reclassifying, with Slicer plugin / Using the Slicer plugin
- datasets, converting from floating point to integer / Converting datasets from floating point to integer rasters
- resampling / Resampling rasters for analysis
- managing / How to manage rasters
- QgsRasterLayer class, exploring / Exploring QgsRasterLayer
- raster statistics
- calculating, r.stats used / Calculating raster statistics using r.stats
- raster surfaces
- creating, via interpolation / Creating raster surfaces via interpolation
- raster values
- rescaling / Rescaling raster values
- reclassified slope, and land use layers
- Reclassify grid values tool
- used, for reclassifying land use / Reclassifying land use using the Reclassify grid values tool
- relational database
- about / Fundamental database concepts
- Remote Debug QGIS plugin
- resampling
- about / Resampling rasters for analysis
- root mean square error (RMSE)
- about / Transformation settings
- rule-based vector styling / Rule-based vector styling
S
- SAGA modules
- SAGA Raster calculator
- used, for calculating elevation ranges / Calculating elevation ranges using the SAGA Raster calculator
- used, for querying land use for only surface water / Querying land use for only surface water using SAGA Raster calculator
- used, for combining raster layers / Combining raster layers using SAGA Raster calculator
- shaded relief
- calculating / Calculating shaded relief
- shaded relief
- calculating / Calculating shaded relief
- shapefiles
- merging / Merging shapefiles
- single-symbol vector styling / Single-symbol vector styling
- singleband rasters
- styling / Styling singleband rasters
- paletted raster band rendering / Paletted raster band rendering
- singleband gray raster band rendering / Singleband gray raster band rendering
- singleband pseudocolor raster band rendering / Singleband pseudocolor raster band rendering
- Slicer plugin
- used, for reclassifying rasters / Using the Slicer plugin
- slope
- calculating, r.slope used / Calculating the slope using r.slope
- snapping
- about / Snapping
- Southeast Uplift Neighborhood Coalition (SEUL)
- Southwest Neighborhoods Inc. (SWNI)
- spatial database
- creating / Creating a spatial database
- spatial indices
- creating / Creating spatial indices
- SpatiaLite
- about / Creating a spatial database
- SpatiaLite database
- data, importing / Importing data into a SpatiaLite database
- KML file, importing / Importing KML into SpatiaLite
- shapefile, importing / Importing a shapefile into SpatiaLite
- tables, importing / Importing tables into SpatiaLite
- tables, exporting / Exporting tables out of SpatiaLite
- spatial overlay tools
- about / Spatial overlay tools
- Clip tools, using / Using the Clip and Difference tools
- Difference tools, using / Using the Clip and Difference tools
- Intersect tools, using / Using the Intersect and Symmetrical Difference tools
- Symmetrical Difference tools, using / Using the Intersect and Symmetrical Difference tools
- polygon layers, overlaying with Union tool / Overlaying polygon layers with Union
- spatial queries
- spatial view
- creating / Creating a spatial view
- dropping / Dropping a spatial view
- SQL data functions
- SQL operations
- reference link / Creating queries and views
- SQL query
- creating / Creating a SQL query
- Stack Exchange community
- about / The Stack Exchange community
- reference link / The Stack Exchange community
- standalone tables
- about / Working with tables
- statistical summary
- viewing, of vector layers / Viewing a statistical summary of vector layers
- stream network raster grid
- calculating / Calculating a stream network raster grid
- Structured Query Language (SQL)
- Subversion
- summary statistics
- exploring / Exploring summary statistics and histograms
- surfaces
- creating, from LIDAR data / Creating surfaces from LIDAR data
- surface tools
- Symmetrical Difference tools
- System for Automated Geoscientific Automation (SAGA) / SAGA
T
- tables
- about / Working with tables, Describing database tables
- attribute tables / Working with tables
- standalone tables / Working with tables
- table joins, creating / Creating table joins
- relationships / Knowing about table relationships
- importing, into SpatiaLite database / Importing tables into SpatiaLite
- exporting, from SpatiaLite database / Exporting tables out of SpatiaLite
- managing / Managing tables
- creating / Creating a new table
- renaming / Renaming a table
- properties, editing / Editing table properties
- deleting / Deleting a table
- emptying / Emptying a table
- TauDEM
- reference / Exploring hydrologic analyses with TauDEM
- terrain
- 3D views, creating / Creating 3D views of terrain
- Terrain Analyses tools / Calculating shaded relief
- Terrain Analysis Using Digital Elevation Models (TauDEM)
- used, for exploring hydrologic analyses / Exploring hydrologic analyses with TauDEM
- TestPlugin
- creating / Creating my first Python plugin – TestPlugin
- mandatory parameters, setting / Setting mandatory plugin parameters
- optional parameters, setting / Setting optional plugin parameters
- plugin code, generating / Generating the plugin code
- icon resource, compiling / Compiling the icon resource
- file structure, customizing / Plugin file structure – where and what to customize
- main files / Exploring main plugin files
- Plugin Builder-generated files / Plugin Builder-generated files
- customizing / A simple plugin example
- logic, adding / Adding basic logic to TestPlugin
- layout, modifying with Qt Designer / Modifying the layout with Qt Designer
- pull-down menus, adding / Adding two pull-down menus
- GUI logic, modifying / Modifying GUI logic
- plugin logic, modifying / Modifying plugin logic
- layers, classifying / Classifying layers
- combobox, populating / Populating the combobox
- self keyword, using / Understanding self
- dialog, displaying / Showing and running the dialog
- dialog, executing / Showing and running the dialog
- improvements / Some improvements
- code / More detail of the code
- TestPlugin, debugging remotely
- about / Debugging session example
- PyDev project, creating / Creating a PyDev project for TestPlugin
- breakpoints, adding / Adding breakpoints
- testing / Debugging in action
- text diagram
- creating / Creating a text diagram
- thematic data
- displaying, diagrams used / Using diagrams to display thematic data
- Topographic Wetness Index (TWI)
- about / Nesting models
- topological errors
- repairing, via topological editing / Repairing topological errors via topological editing
- duplicate geometries, resolving / Example 1 – resolving duplicate geometries
- overlaps, repairing / Example 2 – repairing overlaps
- gap error, repairing between polygons / Example 3 – repairing a gap between polygons
- topological rules, vector data
- for point features / Rules for point features
- for line features / Rules for line features
- for polygon features / Rules for polygon features
- topology checker
- installing / Installing the topology checker
- using / Using the topology checker
- Triangular Interpolation (TIN)
- triangulated irregular networks (TINs)
U
- Ubuntu Linux
- QGIS, installing / Installing QGIS on Ubuntu Linux, Installing QGIS only, Installing QGIS and other FOSSGIS packages
- FOSSGIS packages, installing / Installing QGIS and other FOSSGIS packages
- QGIS, installing on Chromebook / Installing QGIS on a Chromebook
- Uniform Resource Identifier (URI)
- about / Managing database vectors
- Union tool
- polygon layers, overlaying / Overlaying polygon layers with Union
- upstream area
- calculating, over Fort Klamath / Calculating the upstream area above Fort Klamath
- User list, QGIS
- URL / Mailing lists
V
- v.to.rast.attribute tool
- v.to.rast.value tool
- variables
- using, in data defined overrides / Using variables in data defined overrides
- vector data
- loading, into QGIS Desktop / Loading vector data
- styling / Styling vector data
- topology, checking / Checking the topology of vector data
- topology checker, installing / Installing the topology checker
- topological rules / Topological rules
- topology checker, using / Using the topology checker
- vector data model
- converting, to raster data model / Converting from vector to raster (rasterize)
- vector files
- managing / Managing vector files
- vector formats
- reference link / Managing vector files
- vector geometries
- converting / Converting vector geometries
- polygon centroids, creating / Creating polygon centroids
- polygons, converting to lines / Converting polygons to lines and lines to polygons
- polygons, creating around individual points / Creating polygons surrounding individual points
- nodes, extracting from lines / Extracting nodes from lines and polygons
- nodes, extracting from polygons / Extracting nodes from lines and polygons
- features, densifying / Simplifying and densifying features
- features, simplifying / Simplifying and densifying features
- singlepart and multipart features, converting between / Converting between multipart and singlepart features
- geometry columns, adding to attribute table / Adding geometry columns to an attribute table
- vector geoprocessing tools
- using / Using basic vector geoprocessing tools
- spatial overlay tools / Spatial overlay tools
- buffers, creating / Creating buffers
- convex hulls, generating / Generating convex hulls
- features, dissolving / Dissolving features
- vector layer rendering
- about / Vector layer rendering
- layer transparency / Layer transparency
- layer blending mode / Layer blending mode
- feature blending mode / Feature blending mode
- control feature rendering order / Control feature rendering order
- vector layers
- statistical summary, viewing / Viewing a statistical summary of vector layers
- vector methods
- about / The basic vector methods
- URL / The basic vector methods
- vector structure
- about / Vector structure
- vector methods / The basic vector methods
- describing / Describing the vector structure
- header / Describing the header
- rows / Describing the rows
- QgsGeometry class / Exploring QgsGeometry
- vector styling
- about / Styling vectors
- single-symbol / Single-symbol vector styling
- categorized / Categorized vector styling
- graduated / Graduated vector styling
- rule-based / Rule-based vector styling
- point-displacement / Point-displacement vector styling
- inverted polygons / Inverted polygons vector styling
- heatmap / Heatmap vector styling
- 2.5 D / 2.5 D vector styling
- Version Control System (VCS)
- views
- creating / Creating queries and views
- spatial view, creating / Creating a spatial view
- spatial view, dropping / Dropping a spatial view
- viewshed
- evaluating / Evaluating a viewshed
- viewsheds
- combining, r.mapcalculator used / Combining viewsheds using r.mapcalculator
- viewsheds, for towers
- calculating, r.viewshed used / Calculating viewsheds for towers using r.viewshed
W
- watershed-specific vector stream network
- web services
- loading, into QGIS Desktop / Loading web services
- used, for geocoding address-based data / The first example – geocoding using web services
- Well-Known Text (WKT)
- Well-Know Text (WKT) string / Exploring QgsGeometry
- Windows
- QGIS, installing / Installing QGIS on Windows