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

   1 /*\r
   2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 *  This file is part of CasparCG.\r
   5 *\r
   6 *    CasparCG is free software: you can redistribute it and/or modify\r
   7 *    it under the terms of the GNU General Public License as published by\r
   8 *    the Free Software Foundation, either version 3 of the License, or\r
   9 *    (at your option) any later version.\r
  10 *\r
  11 *    CasparCG is distributed in the hope that it will be useful,\r
  12 *    but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14 *    GNU General Public License for more details.\r
  15 \r
  16 *    You should have received a copy of the GNU General Public License\r
  17 *    along with CasparCG.  If not, see <http://www.gnu.org/licenses/>.\r
  18 *\r
  19 */\r
  20 #pragma once\r
  21 \r
  22 #include "host_buffer.h"\r
  23 #include "device_buffer.h"\r
  24 \r
  25 #include <common/concurrency/executor.h>\r
  26 #include <common/memory/safe_ptr.h>\r
  27 \r
  28 #include <tbb/concurrent_unordered_map.h>\r
  29 #include <tbb/concurrent_queue.h>\r
  30 \r
  31 #include <boost/noncopyable.hpp>\r
  32 #include <boost/thread/future.hpp>\r
  33 \r
  34 #include <array>\r
  35 \r
  36 #include "../../dependencies\SFML-1.6\include\SFML/Window/Context.hpp"\r
  37 \r
  38 namespace caspar { namespace core {\r
  39 \r
  40 class ogl_device : boost::noncopyable\r
  41 {       \r
  42         std::unique_ptr<sf::Context> context_;\r
  43         \r
  44         std::array<tbb::concurrent_unordered_map<size_t, tbb::concurrent_bounded_queue<std::shared_ptr<device_buffer>>>, 4> device_pools_;\r
  45         std::array<tbb::concurrent_unordered_map<size_t, tbb::concurrent_bounded_queue<std::shared_ptr<host_buffer>>>, 2> host_pools_;\r
  46         \r
  47         unsigned int fbo_;\r
  48 \r
  49         executor executor_;\r
  50                                 \r
  51 public:         \r
  52         ogl_device();\r
  53         ~ogl_device();\r
  54         \r
  55         template<typename Func>\r
  56         auto begin_invoke(Func&& func, task_priority priority = normal_priority) -> boost::unique_future<decltype(func())> // noexcept\r
  57         {                       \r
  58                 return executor_.begin_invoke(std::forward<Func>(func), priority);\r
  59         }\r
  60         \r
  61         template<typename Func>\r
  62         auto invoke(Func&& func, task_priority priority = normal_priority) -> decltype(func())\r
  63         {\r
  64                 return executor_.invoke(std::forward<Func>(func), priority);\r
  65         }\r
  66                 \r
  67         safe_ptr<device_buffer> create_device_buffer(size_t width, size_t height, size_t stride);\r
  68         safe_ptr<host_buffer> create_host_buffer(size_t size, host_buffer::usage_t usage);\r
  69         void yield();\r
  70         void gc();\r
  71 \r
  72         static std::wstring get_version();\r
  73 };\r
  74 \r
  75 }}