Add filters.selector

doc/pipeline/filters.selector.txt

@@ -0,0 +1,139 @@
+.. _filters.selector:
+
+filters.selector
+================
+
+The selector filter allows you to add and remove attributes from a stream of points, or mark attributes to be ignored by the final writing stage.
+
+Example
+-------
+
+.. code-block:: xml
+
+  <?xml version="1.0" encoding="utf-8"?>
+  <Pipeline version="1.0">
+    <Filter type="filters.selector">
+      <Option name="overwite_existing_dimensions">false</Option>
+      <Option name="keep">
+        <Options>
+          <Option name="dimension">X</Option>
+          <Option name="dimension">Y</Option>
+        </Options>
+      </Option>
+      <Option name="ignore">
+        <Options>
+          <Option name="dimension">Red</Option>
+          <Option name="dimension">Green</Option>
+          <Option name="dimension">Blue</Option>
+        </Options>
+      </Option>
+      <Option name="create">
+        <Options>
+          <Option name="dimension">
+            Greenish
+            <Options>
+              <Option name="type">
+                uint16_t
+              </Option>
+              <Option name="size">
+                2
+              </Option>
+              <Option name="description">
+                This is the dimensions description
+              </Option>
+              <Option name="endianness">
+                big
+              </Option>
+              <Option name="uuid">
+                1f528897-a723-4a9c-8e5a-cae9b071d0b5
+              </Option>
+              <Option name="parent_uuid">
+                7752759d-5713-48cd-9842-51db350cc979
+              </Option>
+              <Option name="scale">
+                1e-7
+              </Option>
+              <Option name="offset">
+                10.6
+              </Option>
+            </Options>
+          </Option>
+          <Option name="dimension">
+            Green
+            <Options>
+              <Option name="type">
+                uint16_t
+              </Option>
+              <Option name="size">
+                2
+              </Option>
+              <Option name="description">
+                This is the dimensions description
+              </Option>
+              <Option name="endianness">
+                big
+              </Option>
+              <Option name="uuid">
+                aabbc982-17c3-4c18-8c76-e3a9b344af86
+              </Option>
+              <Option name="parent_uuid">
+                7752759d-5713-48cd-9842-51db350cc979
+              </Option>
+              <Option name="scale">
+                1e-7
+              </Option>
+              <Option name="offset">
+                10.6
+              </Option>
+            </Options>
+          </Option>                
+        </Options>
+      </Option>        
+      <Reader type="drivers.las.reader">
+        <Option name="filename">
+          ../1.2-with-color.las
+        </Option>
+      </Reader>
+    </Filter>
+  </Pipeline>
+
+Options
+-------
+
+keep
+  A list of dimensions to retain in the point stream, expressed as an options list.
+
+  dimension
+    The name of dimension to retain in the point stream. There can be multiple `dimension` options under a `keep` option.
+
+ignore
+  A list of dimensions to mark as ignored in the point stream, expressed as an options list.
+
+  dimension
+    The name of dimension to mark as ignored in the point stream. There can be multiple `dimension` options under an `ignore` option.
+
+create
+  A list of dimensions to create in the point stream, expressed as an options list.
+
+  dimension
+    The names the dimensions to create in the point stream. There can be multiple `dimension` options under an `ignore` option. [Required]
+
+    type
+      The data type of the dimension. One of: int8_t, uint8_t, int16_t, uint16_t, int32_t, uint32_t, int64_t, uint64_t, float_t, double_t. [Required]
+    size
+      The width of the dimension, in bytes (should match the declared type) [Optional]
+    description
+      This is the dimensions description [Optional]
+    endianness
+      "big" or "small" [Optional]
+    uuid
+      A unique value for the dimension (eg: aabbc982-17c3-4c18-8c76-e3a9b344af86) [Optional]
+    parent_uuid
+      If the dimension is derived from another dimension, the unique value for that parent. [Optional]
+    scale
+      The scaling to apply to the dimension values. [Required]
+    offset
+      The offset to apply to the dimension values. [Default: 0.0]
+
+
+

doc/pipeline/index.txt

@@ -29,5 +29,6 @@ Filters
    filters.inplacereprojection
    filters.predicate
    filters.programmable
+   filters.selector