Matrix_getMinMaxScales.cpp 635 B

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  1. // Copyright 2019 Google LLC.
  2. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
  3. #include "tools/fiddle/examples.h"
  4. // HASH=13adba0ecf5f82247cf051b4fa4d8a9c
  5. REG_FIDDLE(Matrix_getMinMaxScales, 256, 256, true, 0) {
  6. void draw(SkCanvas* canvas) {
  7. SkMatrix matrix;
  8. matrix.setAll(1, 0, 0, 0, 1, 0, 0, 0, 0);
  9. if (matrix.invert(&matrix)) {
  10. SkScalar factor[2] = {2, 2};
  11. bool result = matrix.getMinMaxScales(factor);
  12. SkDebugf("matrix.getMinMaxScales() %s %g %g\n",
  13. result ? "true" : "false", factor[0], factor[1]);
  14. }
  15. }
  16. } // END FIDDLE