_

html/N-back-legacy-browsers.js

@@ -94,6 +94,7 @@ var FixationClock;
 var fixation_1;
 var N_back_1_TrialClock;
 var grid_lines;
+var target_square;
 var fixation_2;
 var response;
 var Instructions_2Clock;
@@ -148,6 +149,15 @@ function experimentInit() {
     flipHoriz : false, flipVert : false,
     texRes : 128, interpolate : true, depth : 0.0 
   });
+  target_square = new visual.Rect ({
+    win: psychoJS.window, name: 'target_square', 
+    width: [0.15, 0.15][0], height: [0.15, 0.15][1],
+    ori: 0.0, pos: [0, 0],
+    lineWidth: 1.0, lineColor: new util.Color(undefined),
+    fillColor: new util.Color([1.0, 1.0, 1.0]),
+    opacity: 1.0, depth: -1, interpolate: true,
+  });
+  
   fixation_2 = new visual.TextStim({
     win: psychoJS.window,
     name: 'fixation_2',
@@ -156,7 +166,7 @@ function experimentInit() {
     units: undefined, 
     pos: [0, 0], height: 0.05,  wrapWidth: undefined, ori: 0.0,
     color: new util.Color('white'),  opacity: 1,
-    depth: -1.0 
+    depth: -2.0 
   });
   
   response = new core.Keyboard({psychoJS: psychoJS, clock: new util.Clock(), waitForStart: true});
@@ -532,12 +542,14 @@ function N_back_1_TrialRoutineBegin(trials) {
     frameN = -1;
     routineTimer.add(2.000000);
     // update component parameters for each repeat
+    target_square.setPos(location);
     response.keys = undefined;
     response.rt = undefined;
     _response_allKeys = [];
     // keep track of which components have finished
     N_back_1_TrialComponents = [];
     N_back_1_TrialComponents.push(grid_lines);
+    N_back_1_TrialComponents.push(target_square);
     N_back_1_TrialComponents.push(fixation_2);
     N_back_1_TrialComponents.push(response);
     
@@ -574,6 +586,20 @@ function N_back_1_TrialRoutineEachFrame(trials) {
       grid_lines.setAutoDraw(false);
     }
     
+    // *target_square* updates
+    if (t >= 1.0 && target_square.status === PsychoJS.Status.NOT_STARTED) {
+      // keep track of start time/frame for later
+      target_square.tStart = t;  // (not accounting for frame time here)
+      target_square.frameNStart = frameN;  // exact frame index
+      
+      target_square.setAutoDraw(true);
+    }
+
+    frameRemains = 1.0 + 1.0 - psychoJS.window.monitorFramePeriod * 0.75;  // most of one frame period left
+    if (target_square.status === PsychoJS.Status.STARTED && t >= frameRemains) {
+      target_square.setAutoDraw(false);
+    }
+    
     // *fixation_2* updates
     if (t >= 0.0 && fixation_2.status === PsychoJS.Status.NOT_STARTED) {
       // keep track of start time/frame for later

html/N-back.js

@@ -102,6 +102,7 @@ var FixationClock;
 var fixation_1;
 var N_back_1_TrialClock;
 var grid_lines;
+var target_square;
 var fixation_2;
 var response;
 var Instructions_2Clock;
@@ -156,6 +157,15 @@ function experimentInit() {
     flipHoriz : false, flipVert : false,
     texRes : 128, interpolate : true, depth : 0.0 
   });
+  target_square = new visual.Rect ({
+    win: psychoJS.window, name: 'target_square', 
+    width: [0.15, 0.15][0], height: [0.15, 0.15][1],
+    ori: 0.0, pos: [0, 0],
+    lineWidth: 1.0, lineColor: new util.Color(undefined),
+    fillColor: new util.Color([1.0, 1.0, 1.0]),
+    opacity: 1.0, depth: -1, interpolate: true,
+  });
+  
   fixation_2 = new visual.TextStim({
     win: psychoJS.window,
     name: 'fixation_2',
@@ -164,7 +174,7 @@ function experimentInit() {
     units: undefined, 
     pos: [0, 0], height: 0.05,  wrapWidth: undefined, ori: 0.0,
     color: new util.Color('white'),  opacity: 1,
-    depth: -1.0 
+    depth: -2.0 
   });
   
   response = new core.Keyboard({psychoJS: psychoJS, clock: new util.Clock(), waitForStart: true});
@@ -536,12 +546,14 @@ function N_back_1_TrialRoutineBegin(trials) {
     frameN = -1;
     routineTimer.add(2.000000);
     // update component parameters for each repeat
+    target_square.setPos(location);
     response.keys = undefined;
     response.rt = undefined;
     _response_allKeys = [];
     // keep track of which components have finished
     N_back_1_TrialComponents = [];
     N_back_1_TrialComponents.push(grid_lines);
+    N_back_1_TrialComponents.push(target_square);
     N_back_1_TrialComponents.push(fixation_2);
     N_back_1_TrialComponents.push(response);
     
@@ -577,6 +589,20 @@ function N_back_1_TrialRoutineEachFrame(trials) {
       grid_lines.setAutoDraw(false);
     }
     
+    // *target_square* updates
+    if (t >= 1.0 && target_square.status === PsychoJS.Status.NOT_STARTED) {
+      // keep track of start time/frame for later
+      target_square.tStart = t;  // (not accounting for frame time here)
+      target_square.frameNStart = frameN;  // exact frame index
+      
+      target_square.setAutoDraw(true);
+    }
+
+    frameRemains = 1.0 + 1.0 - psychoJS.window.monitorFramePeriod * 0.75;  // most of one frame period left
+    if (target_square.status === PsychoJS.Status.STARTED && t >= frameRemains) {
+      target_square.setAutoDraw(false);
+    }
+    
     // *fixation_2* updates
     if (t >= 0.0 && fixation_2.status === PsychoJS.Status.NOT_STARTED) {
       // keep track of start time/frame for later