iup
- fontTools.varLib.iup.can_iup_in_between(deltas: Sequence[Tuple[numbers.Real, numbers.Real]], coords: Sequence[Tuple[numbers.Real, numbers.Real]], i: numbers.Integral, j: numbers.Integral, tolerance: numbers.Real) bool [source]
Return true if the deltas for points at i and j (i < j) can be successfully used to interpolate deltas for points in between them within provided error tolerance.
- fontTools.varLib.iup.iup_contour(deltas: Sequence[Optional[Tuple[numbers.Real, numbers.Real]]], coords: Sequence[Tuple[numbers.Real, numbers.Real]]) Sequence[Tuple[numbers.Real, numbers.Real]] [source]
For the contour given in coords, interpolate any missing delta values in delta vector deltas.
Returns fully filled-out delta vector.
- fontTools.varLib.iup.iup_contour_optimize(deltas: Sequence[Tuple[numbers.Real, numbers.Real]], coords: Sequence[Tuple[numbers.Real, numbers.Real]], tolerance: numbers.Real = 0.0) Sequence[Optional[Tuple[numbers.Real, numbers.Real]]] [source]
For contour with coordinates coords, optimize a set of delta values deltas within error tolerance.
Returns delta vector that has most number of None items instead of the input delta.
- fontTools.varLib.iup.iup_delta(deltas: Sequence[Optional[Tuple[numbers.Real, numbers.Real]]], coords: Sequence[Tuple[numbers.Real, numbers.Real]], ends: Sequence[numbers.Integral]) Sequence[Tuple[numbers.Real, numbers.Real]] [source]
For the outline given in coords, with contour endpoints given in sorted increasing order in ends, interpolate any missing delta values in delta vector deltas.
Returns fully filled-out delta vector.
- fontTools.varLib.iup.iup_delta_optimize(deltas: Sequence[Tuple[numbers.Real, numbers.Real]], coords: Sequence[Tuple[numbers.Real, numbers.Real]], ends: Sequence[numbers.Integral], tolerance: numbers.Real = 0.0) Sequence[Optional[Tuple[numbers.Real, numbers.Real]]] [source]
For the outline given in coords, with contour endpoints given in sorted increasing order in ends, optimize a set of delta values deltas within error tolerance.
Returns delta vector that has most number of None items instead of the input delta.
- fontTools.varLib.iup.iup_segment(coords: Sequence[Tuple[numbers.Real, numbers.Real]], rc1: Tuple[numbers.Real, numbers.Real], rd1: Tuple[numbers.Real, numbers.Real], rc2: Tuple[numbers.Real, numbers.Real], rd2: Tuple[numbers.Real, numbers.Real]) Sequence[Tuple[numbers.Real, numbers.Real]] [source]
Given two reference coordinates rc1 & rc2 and their respective delta vectors rd1 & rd2, returns interpolated deltas for the set of coordinates coords.