Lines Matching defs:GA
815 // GA is the matrix A with rotation removed.
816 SkMatrix GA;
819 // QR by Givens rotations. G is Q^T and GA is R. G is rotational (no reflections).
824 // G is the Givens Matrix for A (rotational matrix where GA[0][1] == 0).
828 GA = G;
829 GA.preConcat(A);
839 GA = A;
850 if (SkScalarAbs(GA.get(SkMatrix::kMScaleX)) <= SK_ScalarNearlyZero ||
851 SkScalarAbs(GA.get(SkMatrix::kMScaleY)) <= SK_ScalarNearlyZero ||
852 !GA.isFinite())
866 // At this point, given GA, create s.
869 s->fX = SkScalarAbs(GA.get(SkMatrix::kMScaleX));
870 s->fY = SkScalarAbs(GA.get(SkMatrix::kMScaleY));
873 SkScalar yScale = SkScalarAbs(GA.get(SkMatrix::kMScaleY));
879 SkScalar realYScale = SkScalarAbs(GA.get(SkMatrix::kMScaleY));
895 // If GA == A and kFull_PreMatrixScale, sA is identity.
896 // If GA == A and kVertical_PreMatrixScale and A.scaleX == A.scaleY, sA is identity.
899 // If GA == A and kVertical_PreMatrixScale, sA.scaleY is SK_Scalar1.
910 *GsA = GA;