1 // Copyright 2018 The SwiftShader Authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef VK_QUEUE_HPP_ 16 #define VK_QUEUE_HPP_ 17 18 #include "VkObject.hpp" 19 #include "Device/Renderer.hpp" 20 #include "System/Synchronization.hpp" 21 22 #include <thread> 23 24 namespace marl { 25 class Scheduler; 26 } 27 28 namespace sw { 29 30 class Context; 31 class Renderer; 32 33 } // namespace sw 34 35 namespace vk { 36 37 class Device; 38 class Fence; 39 struct SubmitInfo; 40 41 class Queue 42 { 43 VK_LOADER_DATA loaderData = { ICD_LOADER_MAGIC }; 44 45 public: 46 Queue(Device *device, marl::Scheduler *scheduler); 47 ~Queue(); 48 operator VkQueue()49 operator VkQueue() 50 { 51 return reinterpret_cast<VkQueue>(this); 52 } 53 54 VkResult submit(uint32_t submitCount, SubmitInfo *pSubmits, Fence *fence); 55 VkResult waitIdle(); 56 #ifndef __ANDROID__ 57 VkResult present(const VkPresentInfoKHR *presentInfo); 58 #endif 59 60 void beginDebugUtilsLabel(const VkDebugUtilsLabelEXT *pLabelInfo); 61 void endDebugUtilsLabel(); 62 void insertDebugUtilsLabel(const VkDebugUtilsLabelEXT *pLabelInfo); 63 64 private: 65 struct Task 66 { 67 uint32_t submitCount = 0; 68 SubmitInfo *pSubmits = nullptr; 69 std::shared_ptr<sw::CountedEvent> events; 70 71 enum Type 72 { 73 KILL_THREAD, 74 SUBMIT_QUEUE 75 }; 76 Type type = SUBMIT_QUEUE; 77 }; 78 79 void taskLoop(marl::Scheduler *scheduler); 80 void garbageCollect(); 81 void submitQueue(const Task &task); 82 83 Device *device; 84 std::unique_ptr<sw::Renderer> renderer; 85 sw::Chan<Task> pending; 86 sw::Chan<SubmitInfo *> toDelete; 87 std::thread queueThread; 88 }; 89 Cast(VkQueue object)90static inline Queue *Cast(VkQueue object) 91 { 92 return reinterpret_cast<Queue *>(object); 93 } 94 95 } // namespace vk 96 97 #endif // VK_QUEUE_HPP_ 98