Added master volume control in Sound config menu (and changed little necessary stuff in ssggraph)

git-svn-id: https://svn.code.sf.net/p/speed-dreams/code/trunk@1703 30fe4595-0a0c-4342-8851-515496e4dcbd

Former-commit-id: 4322267d309ecee969d353b49a1b6f9943498454
Former-commit-id: a2ad472a7e6607039754ab35ecd63d79ffe34ea1

src/libs/confscreens/soundconfig.cpp

@@ -45,7 +45,7 @@ static int SoundOptionId;
 
 // volume
 static float VolumeValue = 100.0f;
-//static int VolumeValueId;
+static int VolumeValueId;
 
 // gui screen handles.
 static void *scrHandle = NULL;
@@ -59,6 +59,7 @@ static void readSoundCfg(void)
 	int	i;
 	char buf[1024];
 
+	// Sound interface.
 	sprintf(buf, "%s%s", GetLocalDir(), GR_SOUND_PARM_CFG);
 	void *paramHandle = GfParmReadFile(buf, GFPARM_RMODE_REREAD | GFPARM_RMODE_CREAT);
 	optionName = GfParmGetStr(paramHandle, GR_SCT_SOUND, GR_ATT_SOUND_STATE, soundOptionList[0]);
@@ -70,17 +71,21 @@ static void readSoundCfg(void)
 		}
 	}
 
+	GfuiLabelSetText(scrHandle, SoundOptionId, soundOptionList[curOption]);
+
+	// Sound volume.
 	VolumeValue = GfParmGetNum(paramHandle, GR_SCT_SOUND, GR_ATT_SOUND_VOLUME, "%", 100.0f);
 	if (VolumeValue>100.0f) {
 		VolumeValue = 100.0f;
 	} 
-	if (VolumeValue < 0.0f) {
+	else if (VolumeValue < 0.0f) {
 		VolumeValue = 0.0f;
 	}
 
-	GfParmReleaseHandle(paramHandle);
+	sprintf(buf, "%g", VolumeValue);
+	GfuiEditboxSetString(scrHandle, VolumeValueId, buf);
 
-	GfuiLabelSetText(scrHandle, SoundOptionId, soundOptionList[curOption]);
+	GfParmReleaseHandle(paramHandle);
 }
 
 
@@ -118,17 +123,22 @@ static void changeSoundState(void *vp)
     GfuiLabelSetText(scrHandle, SoundOptionId, soundOptionList[curOption]);
 }
 
-/*// Volume
+// Volume
 static void changeVolume(void * )
 {
     char	*val;
     char buf[256];
     val = GfuiEditboxGetString(scrHandle, VolumeValueId);
     sscanf(val, "%g", &VolumeValue);
+    if (VolumeValue > 100.0f) {
+	VolumeValue = 100.0f;
+    } 
+    else if (VolumeValue < 0.0f) {
+	VolumeValue = 0.0f;
+    }
     sprintf(buf, "%g", VolumeValue);
     GfuiEditboxSetString(scrHandle, VolumeValueId, buf);
 }
-*/
 
 static void onActivate(void * /* dummy */)
 {
@@ -158,6 +168,8 @@ void * SoundMenuInit(void *prevMenu)
 	CreateButtonControl(scrHandle,param,"accept",NULL,saveSoundOption);
 	CreateButtonControl(scrHandle,param,"cancel",prevMenu,GfuiScreenActivate);
 
+	VolumeValueId = CreateEditControl(scrHandle,param,"volumeedit",NULL,NULL,changeVolume);
+
 	GfParmReleaseHandle(param);
     
 	GfuiAddKey(scrHandle, 13, "Save", NULL, saveSoundOption, NULL);

src/modules/graphic/ssggraph/OpenalSoundInterface.cpp

@@ -132,7 +132,6 @@ OpenalSoundInterface::OpenalSoundInterface(float sampling_rate, int n_channels):
 	}
 	
 	engpri = NULL;
-	global_gain = 1.0f;
 	
 	// initialise mappings
 	grass.schar = &CarSoundData::grass;

src/modules/graphic/ssggraph/PlibSoundInterface.cpp

@@ -30,7 +30,6 @@ PlibSoundInterface::PlibSoundInterface(float sampling_rate, int n_channels) : So
 	sched->setMaxConcurrent (n_channels);
 	engpri = NULL;
 	car_src = NULL;
-	global_gain = 1.0f;
 
 	// initialise mappings
 	grass.schar = &CarSoundData::grass;

src/modules/graphic/ssggraph/SoundInterface.cpp

@@ -52,6 +52,7 @@ SoundInterface::SoundInterface(float sampling_rate, int n_channels)
 	} else if (n_engine_sounds > MAX_N_ENGINE_SOUNDS) {
 		n_engine_sounds = MAX_N_ENGINE_SOUNDS;
 	}
+	global_gain = 1.0f;
 }
 
 void SoundInterface::SortSingleQueue (CarSoundData** car_sound_data, QueueSoundMap* smap, int n_cars)

src/modules/graphic/ssggraph/SoundInterface.h

@@ -112,6 +112,9 @@ class SoundInterface {
 	QueueSoundMap turbo;
 	QueueSoundMap axle;
 
+	/// Global gain [0, 1]
+	float global_gain;
+
 	/** Find the max amplitude sound in car_sound_data and put it in smap  */
 	void SortSingleQueue (CarSoundData** car_sound_data, 
 			      QueueSoundMap* smap,
@@ -214,6 +217,7 @@ class SoundInterface {
 		TorcsSound* sound = addSample (sound_name, 0, false);
 		gear_change_sound = sound;
 	}
+
 	/// Update sound for a given observer.
 	virtual void update(CarSoundData** car_sound_data,
 			    int n_cars, sgVec3 p_obs, sgVec3 u_obs, 
@@ -221,10 +225,15 @@ class SoundInterface {
 	{
 		// do nothing
 	}
-	virtual float getGlobalGain() {return 1.0f;}
+
+	virtual float getGlobalGain()
+	{ 
+		return global_gain; 
+	}
+
 	virtual void setGlobalGain(float g) 
 	{
-		fprintf (stderr, "Warning, gain setting not supported\n");
+		global_gain = (g < 0.0 ? 0.0 : g > 1.0 ? 1.0 : g);
 	}
 
 };
@@ -245,8 +254,7 @@ class PlibSoundInterface : public SoundInterface {
 	SoundSource tyre_src[4];
 	void DopplerShift (SoundChar* sound, float* p_src, float* u_src, float* p, float* u);
 	void SetMaxSoundCar(CarSoundData** car_sound_data, QueueSoundMap* smap);
-	float global_gain;
- public:
+public:
 	PlibSoundInterface(float sampling_rate, int n_channels);
 	virtual ~PlibSoundInterface();
 	virtual void setNCars(int n_cars);
@@ -278,7 +286,6 @@ class OpenalSoundInterface : public SoundInterface {
 	SoundSource tyre_src[4];
 	ALCcontext* cc;
 	ALCdevice* dev;
-	float global_gain;
 	int OSI_MAX_BUFFERS;
 	int OSI_MAX_SOURCES;
 	int OSI_MAX_STATIC_SOURCES;

src/modules/graphic/ssggraph/grsound.cpp

@@ -80,7 +80,7 @@ void grInitSound(tSituation* s, int ncars)
 	case DISABLED:
 		return;
 	default:
-		GfOut (" -- Unknown sound mode %d\n", sound_mode);
+		GfError ("Error: Unknown sound mode %d (%s)\n", sound_mode, optionName);
 		exit(-1);
 	}
 
@@ -156,6 +156,7 @@ void grInitSound(tSituation* s, int ncars)
 
 	sound_interface->setNCars(ncars);
 	soundInitialized = 1;
+
 	// Must happen after all static non-shared have been allocated. 
 	sound_interface->initSharedSourcePool();
 }
@@ -201,7 +202,8 @@ grRefreshSound(tSituation *s, cGrCamera	*camera)
 
 	tCarElt	*car;//= s->cars[s->current];
 
-	// TODO: Fix for a lot of cars. I guess in this implementation we can change the Update() call to have _ncars = 1?
+	// TODO: Fix for a lot of cars. 
+	// I guess in this implementation we can change the Update() call to have _ncars = 1?
 
 	// TODO: Just consider cars near the camera, doing computations just for them?
 
@@ -224,9 +226,9 @@ grRefreshSound(tSituation *s, cGrCamera	*camera)
 			car_sound_data[car->index]->update(car);
 		}
 
-		sound_interface->update (car_sound_data, s->_ncars, *p_camera, *u_camera, c_camera, *a_camera);
-
-
+		sound_interface->update (car_sound_data, s->_ncars, 
+					 *p_camera, *u_camera, c_camera, *a_camera);
 	}
+
 	return 0.0f;
 }