Mozart: Compute hits using 4x4 matrix.

mojo/skia/type_converters.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "mojo/skia/type_converters.h"
 
 namespace mojo {
 
 SkIPoint TypeConverter<SkIPoint, mojo::Point>::Convert(
     const mojo::Point& input) {
@@ skipping 108 matching lines @@
   output->matrix[9] = 0.f;
   output->matrix[10] = 1.f;
   output->matrix[11] = 0.f;
   output->matrix[12] = input[6];
   output->matrix[13] = input[7];
   output->matrix[14] = 0.f;
   output->matrix[15] = input[8];
   return output.Pass();
 }
 
+SkMatrix44 TypeConverter<SkMatrix44, mojo::TransformPtr>::Convert(
+    const mojo::TransformPtr& input) {
+  if (!input)
+    return SkMatrix44::I();
+
+  SkMatrix44 output(SkMatrix44::kUninitialized_Constructor);
+  output.setRowMajorf(input->matrix.data());
+  return output;
+}
+
+mojo::TransformPtr TypeConverter<mojo::TransformPtr, SkMatrix44>::Convert(
+    const SkMatrix44& input) {
+  auto output = mojo::Transform::New();
+  output->matrix.resize(16u);
+  input.asRowMajorf(output->matrix.data());
+  return output.Pass();
+}
+
 }  // namespace mojo