autocad-mcp-pro/.cursor/skills/autocad-mcp/references/tools-dimensions.md

Dimension Tools (5)

All dimension tools return entity info with handle. Dimensions are placed on the current layer unless layer is specified.

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dimension_linear

Linear dimension between two points (horizontal or vertical measurement).

Param	Type	Description
x1, y1	float	First extension line origin
x2, y2	float	Second extension line origin
dim_x, dim_y	float	Dimension line position (controls placement)
layer	str | null	Target layer

dimension_aligned

Aligned dimension — measures true distance between points regardless of angle.

Param	Type	Description
x1, y1	float	First point
x2, y2	float	Second point
distance	float	Offset distance for dimension line
layer	str | null	Target layer

dimension_angular

Angular dimension between two lines meeting at a vertex.

Param	Type	Description
vertex_x, vertex_y	float	Angle vertex point
start_x, start_y	float	First line endpoint
end_x, end_y	float	Second line endpoint
dim_x, dim_y	float	Dimension arc position
layer	str | null	Target layer

dimension_radius

Radius dimension for circles and arcs.

Param	Type	Description
center_x, center_y	float	Circle/arc center
radius	float	Radius value
angle	float	Leader angle in degrees (where arrow points)
layer	str | null	Target layer

dimension_diameter

Diameter dimension across a circle.

Param	Type	Description
x1, y1	float	First point on diameter
x2, y2	float	Opposite point on diameter
layer	str | null	Target layer