X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=snd_win.c;h=a7a2adff12571818a8f74629f8e821498585c7bf;hb=0002fd924cc7129181a5757a3a2702a9af4def4e;hp=1228bd7f1c069b6450682931a7ccf139d8324c1a;hpb=87e474443b39bf3c118ad442b40ff448bf38420c;p=xonotic%2Fdarkplaces.git

diff --git a/snd_win.c b/snd_win.c
index 1228bd7f..a7a2adff 100644
--- a/snd_win.c
+++ b/snd_win.c
@@ -82,13 +82,14 @@ static const GUID MY_KSDATAFORMAT_SUBTYPE_PCM =
 // ==============================================================================
 
 extern HWND mainwindow;
+static cvar_t snd_wav_partitionsize = {CVAR_SAVE, "snd_wav_partitionsize", "1024", "controls sound delay in samples, values too low will cause crackling, too high will cause delayed sounds"};
+static qboolean sndsys_registeredcvars = false;
 
 #ifdef SUPPORTDIRECTX
 HRESULT (WINAPI *pDirectSoundCreate)(GUID FAR *lpGUID, LPDIRECTSOUND FAR *lplpDS, IUnknown FAR *pUnkOuter);
 #endif
 
-// Wave output: how much buffer time, and how many partitions in that time
-#define WAV_BUFFERTIME	0.125
+// Wave output: queue of this many sound buffers to play, reused cyclically
 #define	WAV_BUFFERS		16
 #define	WAV_MASK		(WAV_BUFFERS - 1)
 static unsigned int wav_buffer_size;
@@ -458,7 +459,7 @@ static qboolean SndSys_InitMmsystem (const snd_format_t* requested)
 		}
 	}
 
-	wav_buffer_size = ((int)(requested->speed * WAV_BUFFERTIME) / WAV_BUFFERS) * requested->channels * requested->width;
+	wav_buffer_size = bound(128, snd_wav_partitionsize.integer, 8192) * requested->channels * requested->width;
 
 	/*
 	 * Allocate and lock memory for the waveform data. The memory
@@ -550,6 +551,12 @@ qboolean SndSys_Init (const snd_format_t* requested, snd_format_t* suggested)
 #endif
 	sndinitstat	stat;
 
+	if (!sndsys_registeredcvars)
+	{
+		sndsys_registeredcvars = true;
+		Cvar_RegisterVariable(&snd_wav_partitionsize);
+	}
+
 	Con_Print ("SndSys_Init: using the Win32 module\n");
 
 #ifdef SUPPORTDIRECTX
@@ -709,8 +716,8 @@ void SndSys_Submit (void)
 			snd_sent++;
 		else if (wResult == WAVERR_STILLPLAYING)
 		{
-			if(developer.integer >= 1000)
-				Con_Print("waveOutWrite failed (too much sound data)\n");
+			if(developer_insane.integer)
+				Con_DPrint("waveOutWrite failed (too much sound data)\n");
 			//h->dwFlags |= WHDR_DONE;
 			//snd_sent++;
 		}
@@ -762,7 +769,7 @@ unsigned int SndSys_GetSoundTime (void)
 		{
 			if (snd_completed == snd_sent)
 			{
-				Con_DPrint("Sound overrun\n");
+			//	Con_DPrint("Sound overrun\n");
 				break;
 			}
 
@@ -874,3 +881,15 @@ void SndSys_UnlockRenderBuffer (void)
 		IDirectSoundBuffer_Unlock(pDSBuf, dsound_pbuf, dsound_dwSize, dsound_pbuf2, dsound_dwSize2);
 #endif
 }
+
+/*
+====================
+SndSys_SendKeyEvents
+
+Send keyboard events originating from the sound system (e.g. MIDI)
+====================
+*/
+void SndSys_SendKeyEvents(void)
+{
+	// not supported
+}