Changeset - r2168:e2d4a81ef7a9
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tron - 19 years ago 2005-07-22 18:19:06
tron@openttd.org
(svn r2682) Static, casts, misc.
2 files changed with 63 insertions and 62 deletions:
w32dm.c
8
14
w32dm2.cpp
55
48
0 comments (0 inline, 0 general)
w32dm.c
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@@ -60,14 +60,11 @@ extern void StopSegment (void);
 
extern bool IsSegmentPlaying (void);
 
extern void SetVolume (long);
 

			




	
	
	
		
 
bool seeking = false;

			




	
	
	
		
 
static bool seeking = false;

			




	
	
	
		
 

			




	
	
	
		
 
static const char * DMusicMidiStart(const char * const *parm)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if (InitDirectMusic() == true)

			




	
	
	
		
 
		return(0);

			




	
	
	
		
 

			




	
	
	
		
 
  return("Unable to initialize DirectMusic");

			




	
	
	
		
 
	return InitDirectMusic() ? NULL : "Unable to initialize DirectMusic";

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
static void DMusicMidiStop(void)

			




	
	
		
 
@@ -85,8 +82,7 @@ static void DMusicMidiPlaySong(const cha

			




	
	
	
		
 
	ttd_strlcpy(dir, filename, MAX_PATH);

			




	
	
	
		
 
	pos = strrchr(dir, '\\') + 1;

			




	
	
	
		
 
	ttd_strlcpy(file, pos, MAX_PATH);

			




	
	
	
		
 
	//strchr(file, ' ')[0] = 0;

			




	
	
	
		
 
	*pos = 0;

			




	
	
	
		
 
	*pos = '\0';

			




	
	
	
		
 

			




	
	
	
		
 
	LoadMIDI(dir, file);

			




	
	
	
		
 
	PlaySegment();

			




	
	
		
 
@@ -100,14 +96,12 @@ static void DMusicMidiStopSong(void)

			




	
	
	
		
 

			




	
	
	
		
 
static bool DMusicMidiIsSongPlaying(void)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if ((IsSegmentPlaying() == 0) && (seeking == true)) // Not the nicest code, but there is a

			




	
	
	
		
 
		return(true);                                   // short delay before playing actually

			




	
	
	
		
 
                                                        // starts. OpenTTD makes no provision for

			




	
	
	
		
 
	if (IsSegmentPlaying() == 1)                        // this.

			




	
	
	
		
 
		seeking = false;

			




	
	
	
		
 
	/* Not the nicest code, but there is a short delay before playing actually 

			




	
	
	
		
 
	 * starts. OpenTTD makes no provision for this. */

			




	
	
	
		
 
	if (!IsSegmentPlaying() && seeking) return true;

			




	
	
	
		
 
	if (IsSegmentPlaying()) seeking = false;

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 
	return(IsSegmentPlaying());

			




	
	
	
		
 
	return IsSegmentPlaying();

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
static void DMusicMidiSetVolume(byte vol)

			




        

    


    
    

    

        

                

                    w32dm2.cpp
                

                

                  
                      
                        

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@@ -54,22 +54,24 @@

			




	
	
	
		
 
#include <dmusicc.h>

			




	
	
	
		
 
#include <dmusicf.h>

			




	
	
	
		
 

			




	
	
	
		
 
#define VARIANT int

			




	
	
	
		
 
#define MSGBOX(output)	DEBUG(misc, 0) ("DirectMusic driver: %s\n", output); //MessageBox(NULL, output, "dxmci",MB_OK);

			




	
	
	
		
 

			




	
	
	
		
 
#define MSGBOX(output)	DEBUG(misc, 0) ("DirectMusic driver: %s\n", output); //MessageBox(NULL, output, "dxmci",MB_OK);

			




	
	
	
		
 
#define MULTI_TO_WIDE( x,y )  MultiByteToWideChar( CP_ACP,MB_PRECOMPOSED, y,-1,x,_MAX_PATH);

			




	
	
	
		
 
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

			




	
	
	
		
 
IDirectMusicPerformance *performance = NULL;

			




	
	
	
		
 
static IDirectMusicPerformance *performance = NULL;

			




	
	
	
		
 

			




	
	
	
		
 
// the segment object is where the MIDI data is stored for playback

			




	
	
	
		
 
IDirectMusicSegment *segment = NULL;

			




	
	
	
		
 
static IDirectMusicSegment *segment = NULL;

			




	
	
	
		
 

			




	
	
	
		
 
// the loader bject can load many types of DMusic related files

			




	
	
	
		
 
IDirectMusicLoader *loader = NULL;

			




	
	
	
		
 
static IDirectMusicLoader *loader = NULL;

			




	
	
	
		
 

			




	
	
	
		
 
// whether we've initialized COM or not (when deciding whether to shut down)

			




	
	
	
		
 
int COMInitialized = 0;

			




	
	
	
		
 
static int COMInitialized = 0;

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 
extern "C" bool LoadLibraryList(void **proc, const char *dll);

			




	
	
		
 
@@ -109,7 +111,7 @@ extern "C" {

			




	
	
	
		
 
#endif

			




	
	
	
		
 

			




	
	
	
		
 
// Initialize COM and DirectMusic

			




	
	
	
		
 
bool InitDirectMusic (void)

			




	
	
	
		
 
bool InitDirectMusic(void)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if (NULL != performance)

			




	
	
	
		
 
		return true;

			




	
	
		
 
@@ -127,12 +129,13 @@ bool InitDirectMusic (void)

			




	
	
	
		
 

			




	
	
	
		
 
	// Create the performance object via CoCreateInstance

			




	
	
	
		
 
	if (FAILED(_proc.CoCreateInstance(

			




	
	
	
		
 
			(REFCLSID)CLSID_DirectMusicPerformance,

			




	
	
	
		
 
			NULL,

			




	
	
	
		
 
			CLSCTX_INPROC,

			




	
	
	
		
 
			(REFIID)IID_IDirectMusicPerformance,

			




	
	
	
		
 
			(LPVOID *)&performance))) {

			




	
	
	
		
 
		MSGBOX ("Failed to create the performance object");

			




	
	
	
		
 
				CLSID_DirectMusicPerformance,

			




	
	
	
		
 
				NULL,

			




	
	
	
		
 
				CLSCTX_INPROC,

			




	
	
	
		
 
				IID_IDirectMusicPerformance,

			




	
	
	
		
 
				(LPVOID*)&performance

			




	
	
	
		
 
			))) {

			




	
	
	
		
 
		MSGBOX("Failed to create the performance object");

			




	
	
	
		
 
		return false;

			




	
	
	
		
 
	}

			




	
	
	
		
 

			




	
	
		
 
@@ -143,7 +146,7 @@ bool InitDirectMusic (void)

			




	
	
	
		
 
	}

			




	
	
	
		
 

			




	
	
	
		
 
	// Choose default Windows synth

			




	
	
	
		
 
	if (FAILED(performance->AddPort (NULL))) {

			




	
	
	
		
 
	if (FAILED(performance->AddPort(NULL))) {

			




	
	
	
		
 
		MSGBOX("AddPort failed");

			




	
	
	
		
 
		return false;

			




	
	
	
		
 
	}

			




	
	
		
 
@@ -151,10 +154,13 @@ bool InitDirectMusic (void)

			




	
	
	
		
 
	// 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((REFCLSID)CLSID_DirectMusicLoader,

			




	
	
	
		
 
			NULL, CLSCTX_INPROC,

			




	
	
	
		
 
			(REFIID)IID_IDirectMusicLoader,

			




	
	
	
		
 
			(LPVOID *)&loader))) {

			




	
	
	
		
 
	if (FAILED(_proc.CoCreateInstance(

			




	
	
	
		
 
				CLSID_DirectMusicLoader,

			




	
	
	
		
 
				NULL,

			




	
	
	
		
 
				CLSCTX_INPROC,

			




	
	
	
		
 
				IID_IDirectMusicLoader,

			




	
	
	
		
 
				(LPVOID*)&loader

			




	
	
	
		
 
			))) {

			




	
	
	
		
 
		MSGBOX("Failed to create loader object");

			




	
	
	
		
 
		return false;

			




	
	
	
		
 
	}

			




	
	
		
 
@@ -166,28 +172,28 @@ bool InitDirectMusic (void)

			




	
	
	
		
 

			




	
	
	
		
 
// Releases memory used by all of the initialized

			




	
	
	
		
 
// DirectMusic objects in the program

			




	
	
	
		
 
void ReleaseSegment (void)

			




	
	
	
		
 
void ReleaseSegment(void)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if (NULL != segment) {

			




	
	
	
		
 
		segment->Release ();

			




	
	
	
		
 
		segment->Release();

			




	
	
	
		
 
		segment = NULL;

			




	
	
	
		
 
	}

			




	
	
	
		
 
}

			




	
	
	
		
 
void ShutdownDirectMusic (void)

			




	
	
	
		
 

			




	
	
	
		
 
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->Release();

			




	
	
	
		
 
		loader = NULL;

			




	
	
	
		
 
	}

			




	
	
	
		
 

			




	
	
	
		
 
	if (NULL != performance)

			




	
	
	
		
 
	{

			




	
	
	
		
 
 		performance->CloseDown ();

			




	
	
	
		
 
		performance->Release ();

			




	
	
	
		
 
	if (NULL != performance) {

			




	
	
	
		
 
		performance->CloseDown();

			




	
	
	
		
 
		performance->Release();

			




	
	
	
		
 
		performance = NULL;

			




	
	
	
		
 
	}

			




	
	
	
		
 

			




	
	
		
 
@@ -198,7 +204,7 @@ void ShutdownDirectMusic (void)

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
// Load MIDI file for playing

			




	
	
	
		
 
bool LoadMIDI (char *directory, char *filename)

			




	
	
	
		
 
bool LoadMIDI(const char *directory, const char *filename)

			




	
	
	
		
 
{

			




	
	
	
		
 
	DMUS_OBJECTDESC obj_desc;

			




	
	
	
		
 
	WCHAR w_directory[_MAX_PATH];	// utf-16 version of the directory name.

			




	
	
		
 
@@ -207,22 +213,23 @@ bool LoadMIDI (char *directory, char *fi

			




	
	
	
		
 
	if (NULL == performance)

			




	
	
	
		
 
		return false;

			




	
	
	
		
 

			




	
	
	
		
 
	MULTI_TO_WIDE(w_directory,directory);

			




	
	
	
		
 
	MultiToWide(w_directory, directory);

			




	
	
	
		
 

			




	
	
	
		
 
	if (FAILED(loader->SetSearchDirectory((REFGUID) GUID_DirectMusicAllTypes,

			




	
	
	
		
 
				w_directory, FALSE))) {

			




	
	
	
		
 
	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);

			




	
	
	
		
 
	ZeroMemory(&obj_desc, sizeof(obj_desc));

			




	
	
	
		
 
	obj_desc.dwSize = sizeof(obj_desc);

			




	
	
	
		
 

			




	
	
	
		
 
	MULTI_TO_WIDE(w_filename,filename);

			




	
	
	
		
 
	MultiToWide(w_filename, filename);

			




	
	
	
		
 
	obj_desc.guidClass = CLSID_DirectMusicSegment;

			




	
	
	
		
 

			




	
	
	
		
 
	wcscpy (obj_desc.wszFileName,w_filename);

			




	
	
	
		
 
	wcscpy(obj_desc.wszFileName, w_filename);

			




	
	
	
		
 
	obj_desc.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_FILENAME;

			




	
	
	
		
 

			




	
	
	
		
 
	// release the existing segment if we have any

			




	
	
		
 
@@ -230,24 +237,24 @@ bool LoadMIDI (char *directory, char *fi

			




	
	
	
		
 
		ReleaseSegment();

			




	
	
	
		
 

			




	
	
	
		
 
	// and make a new segment

			




	
	
	
		
 
	if (FAILED(loader->GetObject(&obj_desc,

			




	
	
	
		
 
			(REFIID)IID_IDirectMusicSegment,

			




	
	
	
		
 
			(LPVOID *) &segment))) {

			




	
	
	
		
 
	if (FAILED(loader->GetObject(

			




	
	
	
		
 
				&obj_desc, IID_IDirectMusicSegment, (LPVOID*)&segment

			




	
	
	
		
 
			))) {

			




	
	
	
		
 
		MSGBOX("LoadMIDI: Get object failed");

			




	
	
	
		
 
		return FALSE;

			




	
	
	
		
 
		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((REFGUID)GUID_StandardMIDIFile,

			




	
	
	
		
 
			0xFFFFFFFF, 0, 0, (LPVOID)performance))) {

			




	
	
	
		
 
	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((REFGUID)GUID_Download,

			




	
	
	
		
 
			0xFFFFFFFF, 0, 0, (LPVOID)performance))) {

			




	
	
	
		
 
	if (FAILED(segment->SetParam(GUID_Download, 0xFFFFFFFF, 0, 0, performance))) {

			




	
	
	
		
 
		MSGBOX("LoadMIDI: Failed to download instruments");

			




	
	
	
		
 
		return false;

			




	
	
	
		
 
	}

			




	
	
		
 
@@ -257,7 +264,7 @@ bool LoadMIDI (char *directory, char *fi

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
// Start playing the MIDI file

			




	
	
	
		
 
void PlaySegment (void)

			




	
	
	
		
 
void PlaySegment(void)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if (NULL == performance)

			




	
	
	
		
 
		return;

			




	
	
		
 
@@ -268,7 +275,7 @@ void PlaySegment (void)

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
// Stop playing

			




	
	
	
		
 
void StopSegment (void)

			




	
	
	
		
 
void StopSegment(void)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if (NULL == performance || NULL == segment)

			




	
	
	
		
 
		return;

			




	
	
		
 
@@ -279,13 +286,13 @@ void StopSegment (void)

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
// Find out whether playing has started or stopped

			




	
	
	
		
 
bool IsSegmentPlaying (void)

			




	
	
	
		
 
bool IsSegmentPlaying(void)

			




	
	
	
		
 
{

			




	
	
	
		
 
	if (NULL == performance || NULL == segment)

			




	
	
	
		
 
		return FALSE;

			




	
	
	
		
 
		return false;

			




	
	
	
		
 

			




	
	
	
		
 
	// IsPlaying return S_OK if the segment is currently playing

			




	
	
	
		
 
	return performance->IsPlaying(segment, NULL) == S_OK ? TRUE : FALSE;

			




	
	
	
		
 
	return performance->IsPlaying(segment, NULL) == S_OK;

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
void SetVolume(long vol)

			




        

    



    


    



    



      

      





    
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