Improving itaVA tutorial by using search paths and relative files only....

Improving itaVA tutorial by using search paths and relative files only. Undoing eul2quatb substitution function renaming.
parent e5cff8a5
......@@ -19,11 +19,9 @@
%% Step 1: Initializations
% Select VA environment
VAsel = 0; % 0: start VAServer.exe (without GUI for visualization of virtual environment),
% 1: start VAGUI.exe (with visualization of virtual environment)
% HINT: Press Ctrl+A in VAGUI window to show and arrange all VAGUI windows conveniently
% Select location of *.wav/*.daff/*.ini files (use absolute paths instead of relative paths)
deployDir = uigetdir(pwd,'Select location of *.wav/*.daff/*.ini files.Root directory of VA deploy (with folders bin, conf, data)'); % 'D:\VA_deploy\VA.2016-03-23'; % root directory of VA deploy (with folders bin, conf, data)
% 1: start Redstart.exe (with graphical user interface)
deployDir = uigetdir(pwd,'Select VA root directory (with folders bin, conf, data)');
% Do you use Natural Point's Optitrack tracking system?
......@@ -60,6 +58,10 @@ end
% Reset VA and clear the scene
a.reset()
% Add the common data dir where to find relative file paths
a.add_search_path( fullfile( deployDir, 'data' ) );
% a.add_search_path( 'D:/my/data' ) % Add your data folder(s) accordingly,
% avoid absolute paths in VA calls!
%% Step 3: Set global output gain (optionally set reproduction module)
% set global gain of VA output
......@@ -88,7 +90,7 @@ a.set_output_gain(0.3); % value between 0 (-inf dB) and 1 (0 dB)
%% Step 4: Create a listener and assign a HRIR set
% load HRTF set stored in VADataDir\HRIR
HRIRSet = a.create_directivity(fullfile(deployDir,'data\ITA_Artificial_Head_5x5_44kHz_128.v17.ir.daff'));
HRIRSet = a.create_directivity( 'ITA_Artificial_Head_5x5_44kHz_128.v17.ir.daff' ); % $(DefaultHRIR) macro would work, too
% HRIRSet = a.create_directivity('$(VADataDir)\HRIR\ITA-Kunstkopf_HRIR_AP11_Pressure_Equalized_3x3_256.daff');
......@@ -110,7 +112,7 @@ LHeight = 1.2; % height of listener's interaural axis [m]
% the listener's orientation in the virtual world by view-up vectors
a.set_sound_receiver_position(L, [0 LHeight 0])
a.set_sound_receiver_orientation(L, eul2quatb([0,0,0])) % the midpoint of the listener's interaural axis is now at a height of LHeight metres, no additional lateral offset
a.set_sound_receiver_orientation(L, eul2quat([0,0,0])) % the midpoint of the listener's interaural axis is now at a height of LHeight metres, no additional lateral offset
% the listener is facing into -z direction
......@@ -141,7 +143,7 @@ LHeightTracked = LPosTracked(2);
S1 = a.create_sound_source('Source 1'); % name of the sound source as string
a.set_sound_source_position(S1,[-2 LHeightTracked 0])
a.set_sound_source_orientation(S1,eul2quatb([0,0,-90])) % eul2quatb([0,0,-90])
a.set_sound_source_orientation(S1,eul2quat([0,0,-90])) % eul2quat([0,0,-90])
% the virtual sound source is now positioned
% on the left side of the listener,
......@@ -151,7 +153,7 @@ a.set_sound_source_orientation(S1,eul2quatb([0,0,-90])) % eul2quatb([0,0,-90])
%
% Create an audiofile signal source for the sound source (based on a mono wave file)
X1 = a.create_signal_source_buffer_from_file(fullfile(deployDir,'\data\WelcomeToVA.wav'));
X1 = a.create_signal_source_buffer_from_file( 'WelcomeToVA.wav' ); % Macro $(DemoSound) would also work here
% XX1 = a.loadSound(fullfile(deployDir,'\data\WelcomeToVA.wav')); % load wave file to get additional information (nsamples, duration, ...)
% XX1Info = a.getSoundInfo(XX1); % get info about signal source, i.e. wave file
......@@ -176,7 +178,7 @@ a.set_signal_source_buffer_playback_action( X1, 'stop' ) % stop playback
S2 = a.create_sound_source('Source 2'); % name of the sound source as string
% Create an audiofile signal source for the sound source (based on a mono wave file)
X2 = a.create_signal_source_buffer_from_file(fullfile(deployDir,'\data\WelcomeToVA.wav'));
X2 = a.create_signal_source_buffer_from_file( 'WelcomeToVA.wav' );
% XX2 = a.loadSound(fullfile(deployDir,'\data\Audiofiles\lang_short.wav')); % load wave file to get additional information (nsamples, duration)
% XX2Info = a.getSoundInfo(XX2); % get info about signal source, i.e. wave file
......@@ -184,7 +186,7 @@ X2 = a.create_signal_source_buffer_from_file(fullfile(deployDir,'\data\WelcomeT
a.set_sound_source_signal_source(S2,X2);
% load a directivity file in *.daff file format (e.g. directivity of a trumpet)
DirS2 = a.create_directivity(fullfile(deployDir,'\data\Singer.v17.ms.daff'));
DirS2 = a.create_directivity( 'Singer.v17.ms.daff' );
% set directivity of S2
a.set_sound_source_directivity(S2,DirS2);
......@@ -209,7 +211,7 @@ traj_cart(:,3) = LHeight + circleR*cos(theta);
% set initial position of S2 (use first position of trajectory) and default orientation
a.set_sound_source_position(S2, [traj_cart(1,1) traj_cart(1,2) traj_cart(1,3)]);
a.set_sound_source_orientation(S2,eul2quatb([0,0,0]));
a.set_sound_source_orientation(S2,eul2quat([0,0,0]));
% a.setAudiofileSignalSourceIsLooping(X1,true) % looping yes/no?
a.set_signal_source_buffer_looping( X2, true ); % looping yes/no?
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment