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Lines Matching refs:tangent

203     SkVector tangent = pts[1] - pts[0];
204     if (tangent.isZero()) {
208     tangent.scale(SkScalarInvert(length));
212     if (SkScalarNearlyEqual(SK_Scalar1, tangent.fX) ||
213         SkScalarNearlyEqual(-SK_Scalar1, tangent.fX)) {
215     } else if (SkScalarNearlyEqual(SK_Scalar1, tangent.fY) ||
216                SkScalarNearlyEqual(-SK_Scalar1, tangent.fY)) {
283                     SkScalar x = pts[0].fX + tangent.fX * SkScalarHalf(clampedInitialDashLength);
284                     SkScalar y = pts[0].fY + tangent.fY * SkScalarHalf(clampedInitialDashLength);
316                 SkScalar x = pts[0].fX + tangent.fX * distance;
317                 SkScalar y = pts[0].fY + tangent.fY * distance;
334             SkScalar x = pts[0].fX + tangent.fX * (distance + SkScalarHalf(temp));
335             SkScalar y = pts[0].fY + tangent.fY * (distance + SkScalarHalf(temp));