| // Copyright 2015 The Fuchsia 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 "tonic/typed_data/float32_list.h" |
| |
| #include "tonic/logging/dart_error.h" |
| |
| namespace tonic { |
| |
| Float32List::Float32List() |
| : data_(nullptr), num_elements_(0), dart_handle_(nullptr) {} |
| |
| Float32List::Float32List(Dart_Handle list) |
| : data_(nullptr), num_elements_(0), dart_handle_(list) { |
| if (Dart_IsNull(list)) |
| return; |
| |
| Dart_TypedData_Type type; |
| Dart_TypedDataAcquireData(list, &type, reinterpret_cast<void**>(&data_), |
| &num_elements_); |
| TONIC_DCHECK(!LogIfError(list)); |
| if (type != Dart_TypedData_kFloat32) |
| Dart_ThrowException(ToDart("Non-genuine Float32List passed to engine.")); |
| } |
| |
| Float32List::Float32List(Float32List&& other) |
| : data_(other.data_), |
| num_elements_(other.num_elements_), |
| dart_handle_(other.dart_handle_) { |
| other.data_ = nullptr; |
| other.dart_handle_ = nullptr; |
| } |
| |
| Float32List::~Float32List() { |
| Release(); |
| } |
| |
| void Float32List::Release() { |
| if (data_) { |
| Dart_TypedDataReleaseData(dart_handle_); |
| data_ = nullptr; |
| num_elements_ = 0; |
| dart_handle_ = nullptr; |
| } |
| } |
| |
| Float32List DartConverter<Float32List>::FromArguments(Dart_NativeArguments args, |
| int index, |
| Dart_Handle& exception) { |
| Dart_Handle list = Dart_GetNativeArgument(args, index); |
| TONIC_DCHECK(!LogIfError(list)); |
| return Float32List(list); |
| } |
| |
| void DartConverter<Float32List>::SetReturnValue(Dart_NativeArguments args, |
| Float32List val) { |
| Dart_SetReturnValue(args, val.dart_handle()); |
| } |
| |
| } // namespace tonic |