Path_IsLineDegenerate.cpp 844 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=97a031f9186ade586928563840ce9116
  5. REG_FIDDLE(Path_IsLineDegenerate, 256, 256, true, 0) {
  6. void draw(SkCanvas* canvas) {
  7. SkPoint points[] = { {100, 100}, {100.000001f, 100.000001f}, {100.0001f, 100.0001f} };
  8. for (size_t i = 0; i < SK_ARRAY_COUNT(points) - 1; ++i) {
  9. for (bool exact : { false, true } ) {
  10. SkDebugf("line from (%1.8g,%1.8g) to (%1.8g,%1.8g) is %s" "degenerate, %s\n",
  11. points[i].fX, points[i].fY, points[i + 1].fX, points[i + 1].fY,
  12. SkPath::IsLineDegenerate(points[i], points[i + 1], exact)
  13. ? "" : "not ", exact ? "exactly" : "nearly");
  14. }
  15. }
  16. }
  17. } // END FIDDLE