Fixing range definition problem when exporing itaHRTF to DAFF files (wrong end...

Fixing range definition problem when exporing itaHRTF to DAFF files (wrong end value calculation, now forcing to 360 degree)

applications/Binaural-HRTF/HRTF_class/@itaHRTF/writeDAFFFile.m

@@ -46,24 +46,31 @@ theta_start_deg = rad2deg( min( this.channelCoordinates.theta ) );
 theta_end_deg = rad2deg( max( this.channelCoordinates.theta ) );
 theta_num_elements = size( uniquetol( this.channelCoordinates.theta ), 1 );
 
-phi_start_deg = rad2deg( min( mod( this.channelCoordinates.phi, 2*pi ) ) );
-phi_end_deg = rad2deg( max( mod( this.channelCoordinates.phi, 2*pi ) ) );
+phi_start_deg = rad2deg( min( mod( this.channelCoordinates.phi, 2 * pi ) ) );
+phi_end_deg = rad2deg( max( mod( this.channelCoordinates.phi, 2 * pi ) ) );
 phi_num_elements = size( uniquetol( this.channelCoordinates.phi ), 1 );
 
 assert( phi_num_elements ~= 0 );
 alphares = ( phi_end_deg - phi_start_deg ) / phi_num_elements; % phi end does not cover entire circle in this case
 alphares_full_circle = ( phi_end_deg - phi_start_deg ) / ( phi_num_elements - 1 ); % phi end does not cover entire circle in this case
 if phi_end_deg + alphares_full_circle >= 360.0
-    alpharange = [ phi_start_deg ( phi_end_deg + alphares_full_circle ) ]; % Account for full circle
+    alpharange = [ phi_start_deg 360 ]; % Account for full circle and force end of range to 360 deg
     alphares = alphares_full_circle;
 else
     alpharange = [ phi_start_deg phi_end_deg ];
 end
 
+assert( alpharange( 1 ) >= 0.0 )
+assert( alpharange( 2 ) <= 360.0 )
+
 assert( theta_num_elements ~= 0 );
 betares = ( theta_end_deg - theta_start_deg ) / ( theta_num_elements - 1 ); % phi end does not cover entire circle
 betarange = 180 - [ theta_start_deg theta_end_deg ]; % Flip poles (DAFF starts at south pole)
 
+assert( betarange( 2 ) >= 0.0 )
+assert( betarange( 1 ) <= 180.0 )
+
+
 %% Assemble metadata
 
 metadata = daffv17_add_metadata( metadata, 'Generation script', 'String', 'writeDAFFFile.m' );