scripts/train_Inst2.m

function [] = train_Inst2(disp_struct)

    % the outline task instructions
    text_0 = '-Instructions-\n\n\n';
    text_1 = 'On each trial, two pictures will appear on the screen simultaneously.\n\nYou can select either the pictures on the left using the LEFT TRIGGER,\n or the pictures on the right using the RIGHT TRIGGER\n\n\n\n';
    text_2 = 'Every pictures can appear on the left or the right. This is totally random and does not influence the outcome at all.\n\n\n\n (This is only done to ensure left/right handed people don''t have an advantage.)';
    
    Screen('TextSize', disp_struct.wPtr, 30);
    Screen('TextFont', disp_struct.wPtr, 'Times');
    Screen('TextStyle', disp_struct.wPtr, 0);
    Screen('TextColor', disp_struct.wPtr, [255 255 255]);
    Screen('FillRect', disp_struct.wPtr,[0 0 0]);
    % the number of charaters per line
    wrap_length = 70;
    
    % Print out the initial instructions
    
    % Bold the intro
    Screen('TextStyle', disp_struct.wPtr, 1);
    [nx, ny, textbounds] = DrawFormattedText(disp_struct.wPtr, text_0, 'center', 50, [], wrap_length, [], [], 1.25 );
    
    % reset to normal font
    Screen('TextStyle', disp_struct.wPtr, 0);
    [nx, ny, textbounds] = DrawFormattedText(disp_struct.wPtr, text_1, 'center', ny, [], wrap_length, [], [], 1.25 );
    [nx, ny, textbounds] = DrawFormattedText(disp_struct.wPtr, text_2, 'center', ny, [], wrap_length, [], [], 1.25 );
    
    % flip the screen
    Screen(disp_struct.wPtr, 'Flip');
    WaitSecs(0.5);
    
    % wait for P
    RestrictKeysForKbCheck(KbName('SPACE'));
    % wait for keypress
    KbWait([],2); % Waits for keyboard(any) press
end