Axis positive direction is towards lower pixel column.
Axis positive direction is towards higher pixel column.
Axis positive direction is towards bottom of approximately vertical display surface.
Axis positive direction is left in display.
Axis positive direction is right in display.
Axis positive direction is towards top of approximately vertical display surface.
Axis positive direction is down relative to gravity
Axis positive direction is π/2 radians clockwise from north.
Axis positive direction is approximately east-north-east.
Axis positive direction is approximately east-north-east.
Axis positive direction is in the equatorial plane from the centre of the modelled Earth towards the intersection of the equator with the prime meridian.
Axis positive direction is in the equatorial plane from the centre of the modelled Earth towards the intersection of the equator and the meridian π/2 radians eastwards from the prime meridian.
Axis positive direction is from the centre of the modelled Earth parallel to its rotation axis and towards its north pole.
Axis positive direction is north.
Axis positive direction is approximately north-east.
Axis positive direction is approximately north-north-east.
Axis positive direction is approximately north-north-west.
Axis positive direction is approximately north-west.
Axis positive direction is towards lower pixel row.
Axis positive direction is towards higher pixel row.
Axis positive direction is π radians clockwise from north.
Axis positive direction is approximately south-east.
Axis positive direction is approximately south-south-east.
Axis positive direction is approximately south-south-west.
Axis positive direction is approximately south-west.
Axis positive direction is up relative to gravity.
Axis positive direction is 3π/2 radians clockwise from north.
Axis positive direction is approximately west-north-west.
Axis positive direction is approximately west-south-west.
The direction of positive increase in the coordinate value for a coordinate system. This axis direction enumeration is based on the Axis definition the OpenGIS Abstract Specification; Topic 2= Spatial referencing by coordinates.