Switch out random number generator for tests, benches, samples.

tests/MatrixTest.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "Test.h"
 #include "SkMath.h"
 #include "SkMatrix.h"
@@ skipping 556 matching lines @@
 
 static void test_matrix_homogeneous(skiatest::Reporter* reporter) {
     SkMatrix mat;
 
     const float kRotation0 = 15.5f;
     const float kRotation1 = -50.f;
     const float kScale0 = 5000.f;
 
     const int kTripleCount = 1000;
     const int kMatrixCount = 1000;
-    SkRandom rand;
+    SkMWCRandom rand;
 
     SkScalar randTriples[3*kTripleCount];
     for (int i = 0; i < 3*kTripleCount; ++i) {
         randTriples[i] = rand.nextRangeF(-3000.f, 3000.f);
     }
 
     SkMatrix mats[kMatrixCount];
     for (int i = 0; i < kMatrixCount; ++i) {
         for (int j = 0; j < 9; ++j) {
             mats[i].set(j, rand.nextRangeF(-3000.f, 3000.f));
@@ skipping 210 matching lines @@
 
     test_matrix_max_stretch(reporter);
     test_matrix_is_similarity(reporter);
     test_matrix_recttorect(reporter);
     test_matrix_decomposition(reporter);
     test_matrix_homogeneous(reporter);
 }
 
 #include "TestClassDef.h"
 DEFINE_TESTCLASS("Matrix", MatrixTestClass, TestMatrix)