110401(DTXMania089)/SlimDXc_Jun2010(VC++2008)/source/xact3/RuntimeParameters.cpp

   1 /*\r
   2 * Copyright (c) 2007-2010 SlimDX Group\r
   3 * \r
   4 * Permission is hereby granted, free of charge, to any person obtaining a copy\r
   5 * of this software and associated documentation files (the "Software"), to deal\r
   6 * in the Software without restriction, including without limitation the rights\r
   7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
   8 * copies of the Software, and to permit persons to whom the Software is\r
   9 * furnished to do so, subject to the following conditions:\r
  10 * \r
  11 * The above copyright notice and this permission notice shall be included in\r
  12 * all copies or substantial portions of the Software.\r
  13 * \r
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
  17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
  18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
  19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
  20 * THE SOFTWARE.\r
  21 */\r
  22 #include "stdafx.h"\r
  23 \r
  24 #include "../DataStream.h"\r
  25 \r
  26 #include "RuntimeParameters.h"\r
  27 \r
  28 using namespace System;\r
  29 \r
  30 namespace SlimDX\r
  31 {\r
  32 namespace XACT3\r
  33 {\r
  34         XACT_RUNTIME_PARAMETERS RuntimeParameters::ToUnmanaged()\r
  35         {\r
  36                 XACT_RUNTIME_PARAMETERS results;\r
  37                 memset(&results, 0, sizeof(XACT_RUNTIME_PARAMETERS));\r
  38 \r
  39                 try\r
  40                 {\r
  41                         results.lookAheadTime = LookAheadTime;\r
  42 \r
  43                         if (!String::IsNullOrEmpty(RendererId))\r
  44                         {\r
  45                                 pin_ptr<const wchar_t> pinnedId = PtrToStringChars(RendererId);\r
  46                                 results.pRendererID = new WCHAR[RendererId->Length];\r
  47                                 \r
  48                                 memcpy(results.pRendererID, pinnedId, sizeof(wchar_t) * RendererId->Length);\r
  49                         }\r
  50 \r
  51                         if (AudioDevice != nullptr)\r
  52                                 results.pXAudio2 = AudioDevice->InternalPointer;\r
  53                         if (MasteringVoice != nullptr)\r
  54                                 results.pMasteringVoice = reinterpret_cast<IXAudio2MasteringVoice*>(MasteringVoice->InternalPointer);\r
  55 \r
  56                         if (SettingsBuffer != nullptr)\r
  57                         {\r
  58                                 int size = static_cast<int>(SettingsBuffer->Length - SettingsBuffer->Position);\r
  59                                 results.pGlobalSettingsBuffer = CoTaskMemAlloc(size);\r
  60                                 results.globalSettingsBufferSize = size;\r
  61                                 results.globalSettingsFlags = XACT_FLAG_ENGINE_CREATE_MANAGEDATA;\r
  62 \r
  63                                 DataStream^ ds = dynamic_cast<DataStream^>(SettingsBuffer);\r
  64                                 if (ds != nullptr)\r
  65                                         memcpy(results.pGlobalSettingsBuffer, ds->PositionPointer, size);\r
  66                                 else\r
  67                                 {\r
  68                                         array<Byte>^ buffer = gcnew array<Byte>(size); \r
  69                                         int bytesRead = 0;\r
  70                                         while (bytesRead < size)\r
  71                                                 bytesRead += SettingsBuffer->Read(buffer, bytesRead, size - bytesRead);\r
  72 \r
  73                                         pin_ptr<Byte> pinnedBuffer = &buffer[0];\r
  74                                         memcpy(results.pGlobalSettingsBuffer, pinnedBuffer, size);\r
  75                                 }\r
  76                         }\r
  77                 }\r
  78                 catch (...)\r
  79                 {\r
  80                         delete[] results.pRendererID;\r
  81                         CoTaskMemFree(results.pGlobalSettingsBuffer);\r
  82 \r
  83                         throw;\r
  84                 }\r
  85 \r
  86                 return results;\r
  87         }\r
  88 }\r
  89 }