CONSTRAINT_PRS_IMPL(tangentConstraint, SketcherPrs_Tangent);
CONSTRAINT_PRS_IMPL(radiusConstraint, SketcherPrs_Radius);
CONSTRAINT_PRS_IMPL(lengthDimensionConstraint, SketcherPrs_LengthDimension);
CONSTRAINT_PRS_IMPL(tangentConstraint, SketcherPrs_Tangent);
CONSTRAINT_PRS_IMPL(radiusConstraint, SketcherPrs_Radius);
CONSTRAINT_PRS_IMPL(lengthDimensionConstraint, SketcherPrs_LengthDimension);