diff --git a/music/dmusic2.cpp b/music/dmusic2.cpp deleted file mode 100644 --- a/music/dmusic2.cpp +++ /dev/null @@ -1,313 +0,0 @@ -/* $Id$ */ - -/********************************************************************* - * OpenTTD: An Open Source Transport Tycoon Deluxe clone * - * Copyright (c) 2002-2004 OpenTTD Developers. All Rights Reserved. * - * * - * Web site: http://openttd.sourceforge.net/ * - *********************************************************************/ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* DirectMusic driver for Win32 */ -/* Based on dxmci from TTDPatch */ - -#include "../stdafx.h" - -#ifdef WIN32_ENABLE_DIRECTMUSIC_SUPPORT - -// for gcc, the GUIDs are available in a library instead -#ifndef __GNUC__ -#define INITGUID -#endif - -#ifdef __cplusplus - extern "C" { -#endif - -#include "../openttd.h" -#include "../debug.h" - -#ifdef __cplusplus - } -#endif - -#include -#include - -#include -#include -#include -#include - -#define MSGBOX(output) DEBUG(misc, 0) ("DirectMusic driver: %s\n", output); //MessageBox(NULL, output, "dxmci",MB_OK); - -static void MultiToWide(WCHAR* to, const char* from) -{ - MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, from, -1, to, _MAX_PATH); -} - -// the performance object controls manipulation of the segments -static IDirectMusicPerformance *performance = NULL; - -// the segment object is where the MIDI data is stored for playback -static IDirectMusicSegment *segment = NULL; - -// the loader bject can load many types of DMusic related files -static IDirectMusicLoader *loader = NULL; - -// whether we've initialized COM or not (when deciding whether to shut down) -static int COMInitialized = 0; - - -extern "C" bool LoadLibraryList(void **proc, const char *dll); - -// Use lazy linking -struct ProcPtrs { - unsigned long (WINAPI *CoCreateInstance)(REFCLSID rclsid, LPUNKNOWN pUnkOuter, DWORD dwClsContext, REFIID riid, LPVOID * ppv); - HRESULT (WINAPI *CoInitialize)( LPVOID pvReserved ); - void (WINAPI *CoUninitialize)( ); -}; - -#define M(x) x "\0" -static const char ole_files[] = - M("ole32.dll") - M("CoCreateInstance") - M("CoInitialize") - M("CoUninitialize") - M("") -; -#undef M - - -static ProcPtrs _proc; - -static bool LoadOleDLL(void) -{ - if (_proc.CoCreateInstance != NULL) - return true; - if (!LoadLibraryList((void**)&_proc, ole_files)) - return false; - return true; -} - - -#ifdef __cplusplus -extern "C" { -#endif - -// Initialize COM and DirectMusic -bool InitDirectMusic(void) -{ - if (NULL != performance) - return true; - - // Initialize COM - if (!COMInitialized) { - if (!LoadOleDLL()) { - MSGBOX("ole32.dll load failed"); - return false; - } - - _proc.CoInitialize(NULL); - COMInitialized = 1; - } - - // Create the performance object via CoCreateInstance - if (FAILED(_proc.CoCreateInstance( - CLSID_DirectMusicPerformance, - NULL, - CLSCTX_INPROC, - IID_IDirectMusicPerformance, - (LPVOID*)&performance - ))) { - MSGBOX("Failed to create the performance object"); - return false; - } - - // Initialize it - if (FAILED(performance->Init(NULL, NULL, NULL))) { - MSGBOX("Failed to initialize performance object"); - return false; - } - - // Choose default Windows synth - if (FAILED(performance->AddPort(NULL))) { - MSGBOX("AddPort failed"); - return false; - } - - // now we'll create the loader object. This will be used to load the - // midi file for our demo. Again, we need to use CoCreateInstance - // and pass the appropriate ID parameters - if (FAILED(_proc.CoCreateInstance( - CLSID_DirectMusicLoader, - NULL, - CLSCTX_INPROC, - IID_IDirectMusicLoader, - (LPVOID*)&loader - ))) { - MSGBOX("Failed to create loader object"); - return false; - } - - // that's it for initialization. If we made it this far we - // were successful. - return true; -} - -// Releases memory used by all of the initialized -// DirectMusic objects in the program -void ReleaseSegment(void) -{ - if (NULL != segment) { - segment->Release(); - segment = NULL; - } -} - -void ShutdownDirectMusic(void) -{ - // release everything but the segment, which the performance - // will release automatically (and it'll crash if it's been - // released already) - - if (NULL != loader) { - loader->Release(); - loader = NULL; - } - - if (NULL != performance) { - performance->CloseDown(); - performance->Release(); - performance = NULL; - } - - if (COMInitialized) { - _proc.CoUninitialize(); - COMInitialized = 0; - } -} - -// Load MIDI file for playing -bool LoadMIDI(const char *directory, const char *filename) -{ - DMUS_OBJECTDESC obj_desc; - WCHAR w_directory[_MAX_PATH]; // utf-16 version of the directory name. - WCHAR w_filename[_MAX_PATH]; // utf-16 version of the file name - - if (NULL == performance) - return false; - - MultiToWide(w_directory, directory); - - if (FAILED(loader->SetSearchDirectory( - GUID_DirectMusicAllTypes, w_directory, FALSE - ))) { - MSGBOX("LoadMIDI: SetSearchDirectory failed"); - return false; - } - - // set up the loader object info - ZeroMemory(&obj_desc, sizeof(obj_desc)); - obj_desc.dwSize = sizeof(obj_desc); - - MultiToWide(w_filename, filename); - obj_desc.guidClass = CLSID_DirectMusicSegment; - - wcscpy(obj_desc.wszFileName, w_filename); - obj_desc.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_FILENAME; - - // release the existing segment if we have any - if (NULL != segment) - ReleaseSegment(); - - // and make a new segment - if (FAILED(loader->GetObject( - &obj_desc, IID_IDirectMusicSegment, (LPVOID*)&segment - ))) { - MSGBOX("LoadMIDI: Get object failed"); - return false; - } - - // next we need to tell the segment what kind of data it contains. We do this - // with the IDirectMusicSegment::SetParam function. - if (FAILED(segment->SetParam( - GUID_StandardMIDIFile, 0xFFFFFFFF, 0, 0, performance - ))) { - MSGBOX("LoadMIDI: SetParam (MIDI file) failed"); - return false; - } - - // finally, we need to tell the segment to 'download' the instruments - if (FAILED(segment->SetParam(GUID_Download, 0xFFFFFFFF, 0, 0, performance))) { - MSGBOX("LoadMIDI: Failed to download instruments"); - return false; - } - - // at this point, the MIDI file is loaded and ready to play! - return true; -} - -// Start playing the MIDI file -void PlaySegment(void) -{ - if (NULL == performance) - return; - - if (FAILED(performance->PlaySegment(segment, 0, 0, NULL))) { - MSGBOX("PlaySegment failed"); - } -} - -// Stop playing -void StopSegment(void) -{ - if (NULL == performance || NULL == segment) - return; - - if (FAILED(performance->Stop(segment, NULL, 0, 0))) { - MSGBOX("StopSegment failed"); - } -} - -// Find out whether playing has started or stopped -bool IsSegmentPlaying(void) -{ - if (NULL == performance || NULL == segment) - return false; - - // IsPlaying return S_OK if the segment is currently playing - return performance->IsPlaying(segment, NULL) == S_OK; -} - -void SetVolume(long vol) -{ - long db; - - if (performance == NULL && !InitDirectMusic()) - return; - - db = ((vol >> 21) & 0x7ff) - 1000; - performance->SetGlobalParam(GUID_PerfMasterVolume, &db, sizeof(db)); -} - -#if defined(__cplusplus) -} -#endif - -#endif /* WIN32_ENABLE_DIRECTMUSIC_SUPPORT */