mirror of
https://github.com/JGRennison/OpenTTD-patches.git
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115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
/* $Id$ */
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/*********************************************************************
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* OpenTTD: An Open Source Transport Tycoon Deluxe clone *
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* Copyright (c) 2002-2004 OpenTTD Developers. All Rights Reserved. *
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* *
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* Web site: http://openttd.sourceforge.net/ *
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*********************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* DirectMusic driver for Win32 */
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/* Based on dxmci from TTDPatch */
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#include "../stdafx.h"
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#ifdef WIN32_ENABLE_DIRECTMUSIC_SUPPORT
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#include "../openttd.h"
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#include "../string.h"
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#include "../variables.h"
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#include "../sound.h"
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#include "dmusic.h"
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static const char * DMusicMidiStart(const char * const *parm);
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static void DMusicMidiStop(void);
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static void DMusicMidiPlaySong(const char *filename);
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static void DMusicMidiStopSong(void);
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static bool DMusicMidiIsSongPlaying(void);
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static void DMusicMidiSetVolume(byte vol);
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const HalMusicDriver _dmusic_midi_driver = {
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DMusicMidiStart,
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DMusicMidiStop,
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DMusicMidiPlaySong,
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DMusicMidiStopSong,
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DMusicMidiIsSongPlaying,
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DMusicMidiSetVolume,
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};
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extern bool LoadMIDI (char *directory, char *filename);
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extern bool InitDirectMusic (void);
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extern void ReleaseSegment (void);
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extern void ShutdownDirectMusic (void);
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extern bool LoadMIDI (char *directory, char *filename);
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extern void PlaySegment (void);
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extern void StopSegment (void);
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extern bool IsSegmentPlaying (void);
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extern void SetVolume (long);
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static bool seeking = false;
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static const char * DMusicMidiStart(const char * const *parm)
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{
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return InitDirectMusic() ? NULL : "Unable to initialize DirectMusic";
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}
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static void DMusicMidiStop(void)
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{
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StopSegment();
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}
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static void DMusicMidiPlaySong(const char *filename)
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{
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char *pos;
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char dir[MAX_PATH];
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char file[MAX_PATH];
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// split full path into directory and file components
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ttd_strlcpy(dir, filename, MAX_PATH);
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pos = strrchr(dir, '\\') + 1;
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ttd_strlcpy(file, pos, MAX_PATH);
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*pos = '\0';
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LoadMIDI(dir, file);
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PlaySegment();
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seeking = true;
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}
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static void DMusicMidiStopSong(void)
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{
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StopSegment();
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}
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static bool DMusicMidiIsSongPlaying(void)
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{
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/* Not the nicest code, but there is a short delay before playing actually
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* starts. OpenTTD makes no provision for this. */
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if (!IsSegmentPlaying() && seeking) return true;
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if (IsSegmentPlaying()) seeking = false;
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return IsSegmentPlaying();
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}
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static void DMusicMidiSetVolume(byte vol)
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{
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SetVolume(vol);
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}
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#endif /* WIN32_ENABLE_DIRECTMUSIC_SUPPORT */
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