27.1. Fornecedor de algoritmos QGIS

O fornecedor de algoritmos QGIS implementa várias operações de análise e geoprocessamento usando praticamente apenas a API do QGIS. Assim quase todos os algoritmos deste fornecedor funcionam «out of the box» sem necessidade de configuração adicional.

Este fornecedor inclui algoritmos próprios e provenientes de plugins.

• 27.1.1. Cartography
  • 27.1.1.1. Align points to features
  • 27.1.1.2. Combine style databases
  • 27.1.1.3. Create categorized renderer from styles
  • 27.1.1.4. Create style database from project
  • 27.1.1.5. Export atlas layout as image
  • 27.1.1.6. Export atlas layout as PDF (multiple files)
  • 27.1.1.7. Export atlas layout as PDF (single file)
  • 27.1.1.8. Export print layout as image
  • 27.1.1.9. Export print layout as PDF
  • 27.1.1.10. Extract labels
  • 27.1.1.11. Print layout map extent to layer
  • 27.1.1.12. Set layer style
  • 27.1.1.13. Topological coloring
  • 27.1.1.14. Transfer annotations from main layer
• 27.1.2. Base de dados
  • 27.1.2.1. Export to PostgreSQL
  • 27.1.2.2. Export to SpatiaLite
  • 27.1.2.3. Package layers
  • 27.1.2.4. PostgreSQL execute and load SQL
  • 27.1.2.5. PostgreSQL execute SQL
  • 27.1.2.6. SpatiaLite execute SQL
  • 27.1.2.7. SpatiaLite execute SQL (registered DB)
• 27.1.3. File tools
  • 27.1.3.1. Download file
• 27.1.4. GPS
  • 27.1.4.1. Convert GPS data
  • 27.1.4.2. Convert GPX feature type
  • 27.1.4.3. Download GPS data from device
  • 27.1.4.4. Upload GPS data to device
• 27.1.5. Interpolação
  • 27.1.5.1. Heatmap (kernel density estimation)
  • 27.1.5.2. IDW Interpolation
  • 27.1.5.3. Line Density
  • 27.1.5.4. TIN Interpolation
• 27.1.6. Layer tools
  • 27.1.6.1. Export layer(s) information
  • 27.1.6.2. Export to spreadsheet
  • 27.1.6.3. Extract layer extent
• 27.1.7. Mesh
  • 27.1.7.1. Export contours
  • 27.1.7.2. Export cross section dataset values on lines from mesh
  • 27.1.7.3. Export mesh edges
  • 27.1.7.4. Export mesh faces
  • 27.1.7.5. Export mesh on grid
  • 27.1.7.6. Export mesh vertices
  • 27.1.7.7. Export time series values from points of a mesh dataset
  • 27.1.7.8. Rasterize mesh dataset
  • 27.1.7.9. TIN mesh creation
• 27.1.8. Modeler tools
  • 27.1.8.1. Conditional branch
  • 27.1.8.2. Create directory
  • 27.1.8.3. Feature filter
  • 27.1.8.4. Filter layers by type
  • 27.1.8.5. Load layer into project
  • 27.1.8.6. Raise exception
  • 27.1.8.7. Raise message
  • 27.1.8.8. Raise warning
  • 27.1.8.9. Rename layer
  • 27.1.8.10. Save log to file
  • 27.1.8.11. Set project variable
  • 27.1.8.12. String concatenation
  • 27.1.8.13. Variable distance buffer
• 27.1.9. Network analysis
  • 27.1.9.1. Service area (from layer)
  • 27.1.9.2. Service area (from point)
  • 27.1.9.3. Shortest path (layer to point)
  • 27.1.9.4. Shortest path (point to layer)
  • 27.1.9.5. Shortest path (point to point)
• 27.1.10. Plots
  • 27.1.10.1. Bar plot
  • 27.1.10.2. Box plot
  • 27.1.10.3. Mean and standard deviation plot
  • 27.1.10.4. Polar plot
  • 27.1.10.5. Raster layer histogram
  • 27.1.10.6. Vector layer histogram
  • 27.1.10.7. Vector layer scatterplot
  • 27.1.10.8. Vector layer scatterplot 3D
• 27.1.11. Análise Raster
  • 27.1.11.1. Cell stack percent rank from value
  • 27.1.11.2. Cell stack percentile
  • 27.1.11.3. Cell stack percentrank from raster layer
  • 27.1.11.4. Cell statistics
  • 27.1.11.5. Equal to frequency
  • 27.1.11.6. Fuzzify raster (gaussian membership)
  • 27.1.11.7. Fuzzify raster (large membership)
  • 27.1.11.8. Fuzzify raster (linear membership)
  • 27.1.11.9. Fuzzify raster (near membership)
  • 27.1.11.10. Fuzzify raster (power membership)
  • 27.1.11.11. Fuzzify raster (small membership)
  • 27.1.11.12. Greater than frequency
  • 27.1.11.13. Highest position in raster stack
  • 27.1.11.14. Less than frequency
  • 27.1.11.15. Lowest position in raster stack
  • 27.1.11.16. Raster boolean AND
  • 27.1.11.17. Raster boolean OR
  • 27.1.11.18. Raster calculator
  • 27.1.11.19. Raster layer properties
  • 27.1.11.20. Raster layer statistics
  • 27.1.11.21. Raster layer unique values report
  • 27.1.11.22. Raster layer zonal statistics
  • 27.1.11.23. Raster surface volume
  • 27.1.11.24. Reclassify by layer
  • 27.1.11.25. Reclassify by table
  • 27.1.11.26. Rescale raster
  • 27.1.11.27. Round raster
  • 27.1.11.28. Sample raster values
  • 27.1.11.29. Zonal histogram
  • 27.1.11.30. Zonal statistics
• 27.1.12. Raster Creation
  • 27.1.12.1. Create constant raster layer
  • 27.1.12.2. Create random raster layer (binomial distribution)
  • 27.1.12.3. Create random raster layer (exponential distribution)
  • 27.1.12.4. Create random raster layer (gamma distribution)
  • 27.1.12.5. Create random raster layer (geometric distribution)
  • 27.1.12.6. Create random raster layer (negative binomial distribution)
  • 27.1.12.7. Create random raster layer (normal distribution)
  • 27.1.12.8. Create random raster layer (poisson distribution)
  • 27.1.12.9. Create random raster layer (uniform distribution)
• 27.1.13. Análise espacial Raster (Matricial)
  • 27.1.13.1. Exposição/Orientação de Encostas
  • 27.1.13.2. Sombreados
  • 27.1.13.3. Curvas Hipsométricas
  • 27.1.13.4. Relevo
  • 27.1.13.5. Acidentado do Terreno/Índice de Rugosidade
  • 27.1.13.6. Declives (ângulos)
• 27.1.14. Raster tools
  • 27.1.14.1. Convert map to raster
  • 27.1.14.2. Fill NoData cells
  • 27.1.14.3. Generate XYZ tiles (Directory)
  • 27.1.14.4. Generate XYZ tiles (MBTiles)
• 27.1.15. Vector analysis
  • 27.1.15.1. Basic statistics for fields
  • 27.1.15.2. Climb along line
  • 27.1.15.3. Count points in polygon
  • 27.1.15.4. DBSCAN clustering
  • 27.1.15.5. Distance matrix
  • 27.1.15.6. Distance to nearest hub (line to hub)
  • 27.1.15.7. Distance to nearest hub (points)
  • 27.1.15.8. Join by lines (hub lines)
  • 27.1.15.9. K-means clustering
  • 27.1.15.10. List unique values
  • 27.1.15.11. Mean coordinate(s)
  • 27.1.15.12. Nearest neighbour analysis
  • 27.1.15.13. Overlap analysis
  • 27.1.15.14. Shortest line between features
  • 27.1.15.15. ST-DBSCAN clustering
  • 27.1.15.16. Statistics by categories
  • 27.1.15.17. Sum line lengths
• 27.1.16. Vector creation
  • 27.1.16.1. Array of offset (parallel) lines
  • 27.1.16.2. Array of translated features
  • 27.1.16.3. Create grid
  • 27.1.16.4. Create points layer from table
  • 27.1.16.5. Generate points (pixel centroids) along line
  • 27.1.16.6. Generate points (pixel centroids) inside polygon
  • 27.1.16.7. Import geotagged photos
  • 27.1.16.8. Points to path
  • 27.1.16.9. Random points along line
  • 27.1.16.10. Random points in extent
  • 27.1.16.11. Random points in layer bounds
  • 27.1.16.12. Random points in polygons
  • 27.1.16.13. Random points inside polygons
  • 27.1.16.14. Random points on lines
  • 27.1.16.15. Raster pixels to points
  • 27.1.16.16. Raster pixels to polygons
  • 27.1.16.17. Regular points
• 27.1.17. Vector general
  • 27.1.17.1. Assign projection
  • 27.1.17.2. Batch Nominatim geocoder
  • 27.1.17.3. Convert layer to spatial bookmarks
  • 27.1.17.4. Convert spatial bookmarks to layer
  • 27.1.17.5. Create attribute index
  • 27.1.17.6. Create spatial index
  • 27.1.17.7. Define Shapefile projection
  • 27.1.17.8. Delete duplicate geometries
  • 27.1.17.9. Delete duplicates by attribute
  • 27.1.17.10. Detect dataset changes
  • 27.1.17.11. Drop geometries
  • 27.1.17.12. Execute SQL
  • 27.1.17.13. Export layers to DXF
  • 27.1.17.14. Extract selected features
  • 27.1.17.15. Extract Shapefile encoding
  • 27.1.17.16. Find projection
  • 27.1.17.17. Flatten relationship
  • 27.1.17.18. Join attributes by field value
  • 27.1.17.19. Join attributes by location
  • 27.1.17.20. Join attributes by location (summary)
  • 27.1.17.21. Join attributes by nearest
  • 27.1.17.22. Merge vector layers
  • 27.1.17.23. Order by expression
  • 27.1.17.24. Repair Shapefile
  • 27.1.17.25. Reproject layer
  • 27.1.17.26. Save vector features to file
  • 27.1.17.27. Set layer encoding
  • 27.1.17.28. Split features by character
  • 27.1.17.29. Split vector layer
  • 27.1.17.30. Truncate table
• 27.1.18. Vector geometry
  • 27.1.18.1. Add geometry attributes
  • 27.1.18.2. Affine transform
  • 27.1.18.3. Aggregate
  • 27.1.18.4. Boundary
  • 27.1.18.5. Bounding boxes
  • 27.1.18.6. Buffer
  • 27.1.18.7. Centroids
  • 27.1.18.8. Check validity
  • 27.1.18.9. Collect geometries
  • 27.1.18.10. Concave hull (alpha shapes)
  • 27.1.18.11. Concave hull (k-nearest neighbor)
  • 27.1.18.12. Convert geometry type
  • 27.1.18.13. Convert to curved geometries
  • 27.1.18.14. Convex hull
  • 27.1.18.15. Create layer from extent
  • 27.1.18.16. Create layer from point
  • 27.1.18.17. Create wedge buffers
  • 27.1.18.18. Delaunay triangulation
  • 27.1.18.19. Delete holes
  • 27.1.18.20. Densify by count
  • 27.1.18.21. Densify by interval
  • 27.1.18.22. Dissolve
  • 27.1.18.23. Drape (set Z value from raster)
  • 27.1.18.24. Drop M/Z values
  • 27.1.18.25. Eliminate selected polygons
  • 27.1.18.26. Explode lines
  • 27.1.18.27. Extend lines
  • 27.1.18.28. Extract M values
  • 27.1.18.29. Extract specific vertices
  • 27.1.18.30. Extract vertices
  • 27.1.18.31. Extract Z values
  • 27.1.18.32. Filter vertices by M value
  • 27.1.18.33. Filter vertices by Z value
  • 27.1.18.34. Fix geometries
  • 27.1.18.35. Force right-hand-rule
  • 27.1.18.36. Geodesic line split at antimeridian
  • 27.1.18.37. Geometry by expression
  • 27.1.18.38. Interpolate point on line
  • 27.1.18.39. Keep N biggest parts
  • 27.1.18.40. Line substring
  • 27.1.18.41. Lines to polygons
  • 27.1.18.42. Merge lines
  • 27.1.18.43. Minimum bounding geometry
  • 27.1.18.44. Minimum enclosing circles
  • 27.1.18.45. Multi-ring buffer (constant distance)
  • 27.1.18.46. Multipart to singleparts
  • 27.1.18.47. Offset lines
  • 27.1.18.48. Oriented minimum bounding box
  • 27.1.18.49. Orthogonalize
  • 27.1.18.50. Point on Surface
  • 27.1.18.51. Points along geometry
  • 27.1.18.52. Points displacement
  • 27.1.18.53. Pole of inaccessibility
  • 27.1.18.54. Polygonize
  • 27.1.18.55. Polygons to lines
  • 27.1.18.56. Project points (Cartesian)
  • 27.1.18.57. Promote to multipart
  • 27.1.18.58. Rectangles, ovals, diamonds
  • 27.1.18.59. Remove duplicate vertices
  • 27.1.18.60. Remove null geometries
  • 27.1.18.61. Reverse line direction
  • 27.1.18.62. Rotate
  • 27.1.18.63. Roundness
  • 27.1.18.64. Segmentize by maximum angle
  • 27.1.18.65. Segmentize by maximum distance
  • 27.1.18.66. Set M value
  • 27.1.18.67. Set M value from raster
  • 27.1.18.68. Set Z value
  • 27.1.18.69. Simplify
  • 27.1.18.70. Single sided buffer
  • 27.1.18.71. Smooth
  • 27.1.18.72. Snap geometries to layer
  • 27.1.18.73. Snap points to grid
  • 27.1.18.74. Split lines by maximum length
  • 27.1.18.75. Subdivide
  • 27.1.18.76. Swap X and Y coordinates
  • 27.1.18.77. Tapered buffers
  • 27.1.18.78. Tessellate
  • 27.1.18.79. Transect
  • 27.1.18.80. Translate
  • 27.1.18.81. Variable width buffer (by M value)
  • 27.1.18.82. Voronoi polygons
• 27.1.19. Vector overlay
  • 27.1.19.1. Clip
  • 27.1.19.2. Difference
  • 27.1.19.3. Difference (multiple)
  • 27.1.19.4. Extract/clip by extent
  • 27.1.19.5. Intersection
  • 27.1.19.6. Intersection (multiple)
  • 27.1.19.7. Line intersections
  • 27.1.19.8. Split with lines
  • 27.1.19.9. Symmetrical difference
  • 27.1.19.10. Union
  • 27.1.19.11. Union (multiple)
• 27.1.20. Vector selection
  • 27.1.20.1. Extract by attribute
  • 27.1.20.2. Extract by expression
  • 27.1.20.3. Extract by location
  • 27.1.20.4. Extract within distance
  • 27.1.20.5. Filter by geometry type
  • 27.1.20.6. Random extract
  • 27.1.20.7. Random extract within subsets
  • 27.1.20.8. Random selection
  • 27.1.20.9. Random selection within subsets
  • 27.1.20.10. Select by attribute
  • 27.1.20.11. Select by expression
  • 27.1.20.12. Select by location
  • 27.1.20.13. Select within distance
• 27.1.21. Vector table
  • 27.1.21.1. Add autoincremental field
  • 27.1.21.2. Add field to attributes table
  • 27.1.21.3. Add unique value index field
  • 27.1.21.4. Add X/Y fields to layer
  • 27.1.21.5. Advanced Python field calculator
  • 27.1.21.6. Drop field(s)
  • 27.1.21.7. Explode HStore Field
  • 27.1.21.8. Extract binary field
  • 27.1.21.9. Field calculator
  • 27.1.21.10. Refactor fields
  • 27.1.21.11. Rename field
  • 27.1.21.12. Retain fields
  • 27.1.21.13. Text to float
• 27.1.22. Vector Tiles
  • 27.1.22.1. Write vector tiles (MBTiles)
  • 27.1.22.2. Write vector tiles (XYZ)