git.sesse.net Git - casparcg/blob - core/mixer/gpu/ogl_device.h

   1 #pragma once\r
   2 \r
   3 #include "host_buffer.h"\r
   4 #include "device_buffer.h"\r
   5 \r
   6 #include <common/concurrency/executor.h>\r
   7 #include <common/memory/safe_ptr.h>\r
   8 \r
   9 #include <tbb/concurrent_unordered_map.h>\r
  10 #include <tbb/concurrent_queue.h>\r
  11 \r
  12 #include <boost/thread/future.hpp>\r
  13 \r
  14 #include <array>\r
  15 \r
  16 namespace caspar { namespace core {\r
  17 \r
  18 class ogl_device\r
  19 {       \r
  20         ogl_device();\r
  21 public: \r
  22         static safe_ptr<ogl_device> create()\r
  23         {\r
  24                 static safe_ptr<ogl_device> instance(new ogl_device());\r
  25                 return instance;\r
  26         }\r
  27 \r
  28         template<typename Func>\r
  29         auto begin_invoke(Func&& func) -> boost::unique_future<decltype(func())> // noexcept\r
  30         {                       \r
  31                 return executor_.begin_invoke(std::forward<Func>(func));\r
  32         }\r
  33         \r
  34         template<typename Func>\r
  35         auto invoke(Func&& func) -> decltype(func())\r
  36         {\r
  37                 return executor_.invoke(std::forward<Func>(func));\r
  38         }\r
  39                 \r
  40         safe_ptr<device_buffer> create_device_buffer(size_t width, size_t height, size_t stride);\r
  41         safe_ptr<host_buffer> create_host_buffer(size_t size, host_buffer::usage_t usage);\r
  42 \r
  43 private:\r
  44         executor executor_;\r
  45         std::unique_ptr<sf::Context> context_;\r
  46         \r
  47         std::array<tbb::concurrent_unordered_map<size_t, tbb::concurrent_bounded_queue<std::shared_ptr<device_buffer>>>, 4> device_pools_;\r
  48         std::array<tbb::concurrent_unordered_map<size_t, tbb::concurrent_bounded_queue<std::shared_ptr<host_buffer>>>, 2> host_pools_;\r
  49 };\r
  50 \r
  51 }}