1 /* 2 * Copyright 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_DVR_HARDWARE_COMPOSER_IMPL_VR_COMPOSER_CLIENT_H 18 #define ANDROID_DVR_HARDWARE_COMPOSER_IMPL_VR_COMPOSER_CLIENT_H 19 20 #include <android/frameworks/vr/composer/2.0/IVrComposerClient.h> 21 #include <composer-command-buffer/2.3/ComposerCommandBuffer.h> 22 #include <composer-hal/2.1/ComposerClient.h> 23 #include <composer-hal/2.1/ComposerCommandEngine.h> 24 #include <composer-hal/2.2/ComposerClient.h> 25 #include <composer-hal/2.3/ComposerClient.h> 26 27 namespace android { 28 namespace dvr { 29 30 class VrHwc; 31 32 using hardware::graphics::composer::V2_1::hal::ComposerCommandEngine; 33 using hardware::graphics::composer::V2_3::hal::ComposerHal; 34 using hardware::graphics::composer::V2_3::hal::detail::ComposerClientImpl; 35 36 using ComposerClient = ComposerClientImpl<IVrComposerClient, ComposerHal>; 37 38 class VrComposerClient : public ComposerClient { 39 public: 40 explicit VrComposerClient(android::dvr::VrHwc& hal); 41 virtual ~VrComposerClient(); 42 43 private: 44 class VrCommandEngine : public ComposerCommandEngine { 45 public: 46 explicit VrCommandEngine(VrComposerClient& client); 47 ~VrCommandEngine() override; 48 49 bool executeCommand( 50 hardware::graphics::composer::V2_1::IComposerClient::Command command, 51 uint16_t length) override; 52 53 private: 54 bool executeSetLayerInfo(uint16_t length); 55 bool executeSetClientTargetMetadata(uint16_t length); 56 bool executeSetLayerBufferMetadata(uint16_t length); 57 58 IVrComposerClient::BufferMetadata readBufferMetadata(); 59 60 android::dvr::VrHwc& mVrHal; 61 62 VrCommandEngine(const VrCommandEngine&) = delete; 63 void operator=(const VrCommandEngine&) = delete; 64 }; 65 66 VrComposerClient(const VrComposerClient&) = delete; 67 void operator=(const VrComposerClient&) = delete; 68 69 std::unique_ptr<ComposerCommandEngine> createCommandEngine() override; 70 dvr::VrHwc& mVrHal; 71 }; 72 73 } // namespace dvr 74 } // namespace android 75 76 #endif // ANDROID_DVR_HARDWARE_COMPOSER_IMPL_VR_COMPOSER_CLIENT_H 77