Graphical modeler calculator missing in QGIS3How to connect input parameter to the field calculator algorithm...

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Graphical modeler calculator missing in QGIS3


How to connect input parameter to the field calculator algorithm within the graphical modeler?QGIS graphical modeler calculatorUsing raster calculator in the graphical modeler of QGISUsing a plugin in QGIS modelerUsing Calculator in QGIS Graphical ModelerGraphical modeler in QGIS 3.0.3 - Access Vector Field in CalculatorRecovering output value in QGIS graphical modeler?Referencing another layer in Field Calculator inside Graphical ModelerBackwards compatibility for QGIS 3.2.1 Processing ModelerAccess string output of QGIS 3 processing script in graphical modeler













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There used to be a calculator in the modeler-only tools in QGIS graphical modeler. But I notice that it is missing in QGIS3. How do I do numerical calculations as part of the model? For example, take input in km and convert it to meters for certain algorithm.










share|improve this question





























    3















    There used to be a calculator in the modeler-only tools in QGIS graphical modeler. But I notice that it is missing in QGIS3. How do I do numerical calculations as part of the model? For example, take input in km and convert it to meters for certain algorithm.










    share|improve this question



























      3












      3








      3








      There used to be a calculator in the modeler-only tools in QGIS graphical modeler. But I notice that it is missing in QGIS3. How do I do numerical calculations as part of the model? For example, take input in km and convert it to meters for certain algorithm.










      share|improve this question
















      There used to be a calculator in the modeler-only tools in QGIS graphical modeler. But I notice that it is missing in QGIS3. How do I do numerical calculations as part of the model? For example, take input in km and convert it to meters for certain algorithm.







      qgis qgis-processing qgis-modeler






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 23 mins ago









      lambertj

      1,8931623




      1,8931623










      asked 2 hours ago









      spatialthoughtsspatialthoughts

      3,5391521




      3,5391521






















          1 Answer
          1






          active

          oldest

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          5














          You can use expression within a model. For instance, my distance is in kilometers. But I want to do my buffer with meters.



          Next to the distance field in the buffer algorithm, you can choose an expression input. And then use the number input with a formula.



          model with expression






          share|improve this answer


























          • Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

            – spatialthoughts
            1 hour ago











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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          5














          You can use expression within a model. For instance, my distance is in kilometers. But I want to do my buffer with meters.



          Next to the distance field in the buffer algorithm, you can choose an expression input. And then use the number input with a formula.



          model with expression






          share|improve this answer


























          • Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

            – spatialthoughts
            1 hour ago
















          5














          You can use expression within a model. For instance, my distance is in kilometers. But I want to do my buffer with meters.



          Next to the distance field in the buffer algorithm, you can choose an expression input. And then use the number input with a formula.



          model with expression






          share|improve this answer


























          • Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

            – spatialthoughts
            1 hour ago














          5












          5








          5







          You can use expression within a model. For instance, my distance is in kilometers. But I want to do my buffer with meters.



          Next to the distance field in the buffer algorithm, you can choose an expression input. And then use the number input with a formula.



          model with expression






          share|improve this answer















          You can use expression within a model. For instance, my distance is in kilometers. But I want to do my buffer with meters.



          Next to the distance field in the buffer algorithm, you can choose an expression input. And then use the number input with a formula.



          model with expression







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited 39 mins ago

























          answered 1 hour ago









          etrimailleetrimaille

          1,475617




          1,475617













          • Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

            – spatialthoughts
            1 hour ago



















          • Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

            – spatialthoughts
            1 hour ago

















          Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

          – spatialthoughts
          1 hour ago





          Thanks. Exactly what I was looking for. Being able to use the expression within the model removes the need for a separate calculator algorithm and is much more powerful.

          – spatialthoughts
          1 hour ago


















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