change the parameters on the command line and make the shape driver accept things given to it dynamically

DisplayShapeDriver.c

@@ -145,13 +145,16 @@ static void DPOUpdate(void * id, struct NoteFinder*nf)
 static void DPOParams(void * id )
 {
 	struct DPODriver * d = (struct DPODriver*)id;
-	d->xn = GetParameterI( "lightx", 160 );
-	d->yn = GetParameterI( "lighty", 90 );
-	d->cutoff = GetParameterF( "cutoff", .01 );
-	d->satamp = GetParameterF( "satamp", 5 );
-	d->amppow = GetParameterF( "amppow", 2.51 );
-	d->distpow = GetParameterF( "distpow", 1.5 );
-	d->from_sides = GetParameterI( "fromsides", 1 ); //If 0, will make sources random locations.
+	d->xn = 160;		RegisterValue( "lightx", PINT, &d->xn, sizeof( d->xn ) ); printf( "XN: %d\n", d->xn );
+	d->yn = 90;			RegisterValue( "lighty", PINT, &d->yn, sizeof( d->yn ) );
+	d->cutoff = .01; 	RegisterValue( "cutoff", PFLOAT, &d->cutoff, sizeof( d->cutoff ) );
+	d->satamp = 5;		RegisterValue( "satamp", PFLOAT, &d->satamp, sizeof( d->satamp ) );
+
+	d->amppow = 2.51;	RegisterValue( "amppow", PFLOAT, &d->amppow, sizeof( d->amppow ) );
+	d->distpow = 1.5;	RegisterValue( "distpow", PFLOAT, &d->distpow, sizeof( d->distpow ) );
+
+	d->from_sides = 1.5;RegisterValue( "fromsides", PINT, &d->from_sides, sizeof( d->from_sides ) );
+
 	d->note_peaks = 0;
 }
 

default.conf

@@ -13,8 +13,8 @@ displayname = DisplayShapeDriver
 
 #Display Shape Driver parameters
 fromsides = 1
-lightx = 160
-lighty = 90
+lightx = 80
+lighty = 45
 cutoff = 0.010
 satamp = 5.000
 amppow = 2.510

main.c

@@ -15,6 +15,8 @@
 #include "parameters.h"
 
 short screenx, screeny;
+int gargc;
+char ** gargv;
 
 int set_screenx = 640;	REGISTER_PARAM( set_screenx, PINT );
 int set_screeny = 480;	REGISTER_PARAM( set_screeny, PINT );
@@ -86,6 +88,7 @@ void LoadFile( const char * filename )
 {
 	char * buffer;
 	int r;
+	int i;
 
 	FILE * f = fopen( filename, "rb" );
 	if( !f )
@@ -111,6 +114,16 @@ void LoadFile( const char * filename )
 		}
 		free( buffer );
 	}
+
+
+	if( gargc > 2 )
+	{
+		for( i = 2; i < gargc; i++ )
+		{
+			printf( "AP: %s\n", gargv[i] );
+			SetParametersFromString( gargv[i] );
+		}
+	}
 }
 
 int main(int argc, char ** argv)
@@ -120,6 +133,9 @@ int main(int argc, char ** argv)
 	int i;
 	double LastFileTime;
 
+	gargc = argc;
+	gargv = argv;
+
 	if( argc > 1 )
 	{
 		InitialFile = argv[1];
@@ -130,10 +146,6 @@ int main(int argc, char ** argv)
 		LoadFile( InitialFile );
 	}
 
-	if( argc > 2 )
-	{
-		SetParametersFromString( argv[1] );
-	}
 
 	//Initialize Rawdraw
 	int frames = 0;

parameters.c

@@ -97,6 +97,9 @@ static int SetParameter( struct Param * p, const char * str )
 			((char*)p->ptr)[p->size-1]= '\0';
 		break;
 	case PSTRING:
+		free( p->ptr );
+		p->ptr = strdup( str );
+		break;
 	default:
 		return -1;
 	}
@@ -197,16 +200,17 @@ void SetParametersFromString( const char * string )
 			{
 				name[lastnamenowhite] = 0;
 				value[lastvaluenowhite] = 0;
-//				printf( "Break: %s %s %d\n", name, value, lastvaluenowhite );
 
 				struct Param * p = (struct Param*)HashGetEntry( parameters, name );
 				if( p )
 				{
+					printf( "Set: %s %s\n", name, value );
 					SetParameter( p, value );
 				}
 				else
 				{
 					//p is an orphan.
+					printf( "Orp: %s %s\n", name, value );
 					struct Param ** n = (struct Param **)HashTableInsert( parameters, name, 0 );
 					*n = malloc( sizeof ( struct Param ) );
 					(*n)->orphan = 1;

parameters.h

@@ -33,8 +33,13 @@ struct Param
 	struct ParamCallback * callback;
 };
 
+
+//This is the preferred method for getting settings, that way changes will be propogated
 void RegisterValue( const char * name, enum ParamType, void * ptr, int size );
+
 void DumpParameters();
+
+//Use these only if you really can't register your value.
 float GetParameterF( const char * name, float defa );
 int GetParameterI( const char * name, int defa );
 const char * GetParameterS( const char * name, const char * defa );