// Copyright 2019 Google LLC. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. #include "fiddle/examples.h" // HASH=139b874da0a3ede1f3df88119085c0aa REG_FIDDLE(Matrix_decomposeScale, 256, 256, true, 0) { void draw(SkCanvas* canvas) { SkMatrix matrix; matrix.setRotate(90 * SK_Scalar1); matrix.postScale(1.f / 4, 1.f / 2); matrix.dump(); SkSize scale = {SK_ScalarNaN, SK_ScalarNaN}; SkMatrix remaining; remaining.reset(); bool success = matrix.decomposeScale(&scale, &remaining); SkDebugf("success: %s ", success ? "true" : "false"); SkDebugf("scale: %g, %g\n", scale.width(), scale.height()); remaining.dump(); SkMatrix scaleMatrix = SkMatrix::MakeScale(scale.width(), scale.height()); SkMatrix combined = SkMatrix::Concat(scaleMatrix, remaining); combined.dump(); } } // END FIDDLE