-// Motion with glass patterns.\r
+/*\r
+// Lilac Chaser.\r
+// Zaidi Q, Ennis R, Cao D, Lee B (2012)\r
+// Neural locus of color after-image.\r
+// Current Biology, 22, 220-224\r
+///+ Prefix\r
+//// Include Psychlops Package\r
+using Psychlops;\r
+\r
+namespace PsychlopsSilverlightApp\r
+{\r
+\r
+ public class PsychlopsMain\r
+ {\r
+///- Prefix\r
+\r
+\r
+ ///+ Stimulus drawing function\r
+ //// A function for stimulus drawing (main body)\r
+ public void psychlops_main() {\r
+\r
+ ///+ Preperation\r
+ //// Declare and initialize local variables\r
+ Canvas cnvs = new Canvas(Canvas.window); //Prepare drawing window\r
+ double dotsize = 100;\r
+ double dot_lum = 1;\r
+ double bg_lum = 0.5;\r
+ double duration = 8.0;\r
+ int stroke = 0;\r
+ bool draw_base_position = false;\r
+\r
+ var fixate = new Rectangle();\r
+ Image dot = new Image();\r
+ Color col = new Color();\r
+ double xp, yp, radius, a;\r
+\r
+ Psychlops.Widgets.Slider hue, value;\r
+ ///- Preperation\r
+\r
+ ///+ set Independent\r
+ //// set variables and value ranges for interaction\r
+ Interval rng = new Interval();\r
+ hue = new Psychlops.Widgets.Slider("Hue", 0.0 <= rng < 360.0, 1, 12);\r
+ hue.setValue(300.0);\r
+ value = new Psychlops.Widgets.Slider("Lightness", 0 <= rng <= 1.0, 0.1, 0.05);\r
+ value.setValue(0.7);\r
+ ///- set Independent\r
+\r
+ dot.set(dotsize, dotsize);\r
+ double width = dotsize, height = dotsize, sigma = (width / 6.0);\r
+\r
+ fixate.set(11,11);\r
+\r
+ int frame = 0;\r
+\r
+ while (!Keyboard.esc.pushed())\r
+ {\r
+ ///+ reflesh dot\r
+ if (hue.changed)\r
+ {\r
+ Psychlops.ColorSpaces.HSV hsv = new Psychlops.ColorSpaces.HSV();\r
+ hsv.H = Math.mod( hue.getValue(), 360);\r
+ hsv.S = 1.0;\r
+ hsv.V = value.getValue();\r
+ dot.each((x, y) =>\r
+ {\r
+ yp = y - height / 2.0;\r
+ xp = x - width / 2.0;\r
+ radius = Math.sqrt(xp * xp + yp * yp);\r
+ hsv.A = Math.exp(-(radius * radius) / (2.0 * sigma * sigma));\r
+ return hsv.toRGB();\r
+ });\r
+ }\r
+ ///+ reflesh dot\r
+\r
+\r
+ ///+ stroke count\r
+ if(frame%((int)duration)==0) {\r
+ stroke++; stroke %= 8;\r
+ }\r
+ ///- stroke count\r
+\r
+ cnvs.clear(new Color(bg_lum)); //Clear window\r
+\r
+\r
+ ///+ Draw dots\r
+ //// Draw dots at a desinated position.\r
+ for(int i=0; i<8; i++) {\r
+ if(i!=stroke) {\r
+ dot.centering().shift(dotsize*1.3*Math.cos(i/8.0*2*Math.PI), dotsize*1.3*Math.sin(i/8.0*2*Math.PI)).draw();\r
+ }\r
+ }\r
+ ///- Draw dots\r
+\r
+ fixate.centering().draw();\r
+\r
+ cnvs.flip(); // Flip frame buffers\r
+ frame++;\r
+ }\r
+\r
+ }\r
+ ///- Stimulus drawing function\r
+\r
+ }\r
+\r
+}\r
+*/\r
+\r
+\r
+// Motion with glass patterns.\r
// Ross, J., Badcock, D. R., and Hayes, A. (2000)\r
// Coherent global motion in the absence of coherent velocity signals.\r
// Current Biology, 10, 679-682.\r
//// Declare and initialize local variables\r
Canvas cnvs = new Canvas(400,400); //Prepare drawing window\r
double dotsize = 2;\r
- double dot_lum = 0.5;\r
+ double dot_lum = 1.0;\r
double bg_lum = 0.2;\r
double fieldsize = 300;\r
double[] orientation = new double[DOTNUM];\r
Rectangle dots = new Rectangle(dotsize, dotsize);\r
+ Ellipse dot = new Ellipse(dotsize*3, dotsize*3);\r
///+ prepare dots position\r
//// prepare dots position and paired orientation\r
Matrix positionmat = Matrix.gen(DOTNUM,2);\r
_x=i-0.5*fieldsize-50;\r
for(int j=0; j<fieldsize+100; j++){\r
_y=j-0.5*fieldsize-50;\r
- envelope.alpha(i,j,1.0-Math.exp(-((_x*_x+_y*_y)/ (2.0*Math.pow(fieldsize/6.0, 2.0) ))));\r
+ envelope.alpha(i,j,1.0-Math.exp(-((_x*_x+_y*_y)/ (2.0*Math.pow(fieldsize/4.0, 2.0) ))));\r
}\r
}\r
envelope.cache();\r
///+ set Independent\r
//// set variables and value ranges for interaction\r
Interval rng = new Interval();\r
- stimulus_type = new Psychlops.Widgets.Slider("Stimulus Type", 0.0 <= rng <= 2.0, 1, 1);\r
+ stimulus_type = new Psychlops.Widgets.Slider("Stimulus Type", 0.0 <= rng <= 5.0, 1, 1);\r
stimulus_type.setValue(0);\r
- distance = new Psychlops.Widgets.Slider("distance between pairs", 1 <= rng <= 100, 1, 1);\r
- distance.setValue(3.0);\r
- duration = new Psychlops.Widgets.Slider("Refresh", 0.0 <= rng <= 10.0, 1, 1);\r
- duration.setValue(10);\r
+ distance = new Psychlops.Widgets.Slider("distance between pairs", 1 <= rng <= 10, 1, 1);\r
+ distance.setValue(4.0);\r
+ duration = new Psychlops.Widgets.Slider("Refresh", 0.0 <= rng <= 30.0, 1, 1);\r
+ duration.setValue(5);\r
///- set Independent\r
\r
int frame = 0;\r
- while(!Keyboard.esc.pushed()) {\r
- ///+ position change\r
- //// Re-randomize position with a desingated interval\r
- if(frame > duration)\r
+ int stroke = 0;\r
+ bool draw_base_position = false;\r
+ Color col = new Color();\r
+\r
+\r
+ ///+ initialize position\r
+ //// Re-randomize position with a desingated interval\r
+ //Math.random(positionmat, -0.5 * fieldsize, 0.5 * fieldsize);\r
+ positionmat.each((v) => Math.random(-0.5 * fieldsize, 0.5 * fieldsize));\r
+ for (int i = 0; i < DOTNUM; i++) { orientation[i] = Math.atan2(positionmat[i + 1, 2], positionmat[i + 1, 1]); }\r
+ frame = 0;\r
+ ///- initialize position\r
+\r
+ while (!Keyboard.esc.pushed())\r
+ {\r
+ ///+ stroke count\r
+ if (frame % duration == 0)\r
{\r
- //Math.random(positionmat, -0.5 * fieldsize, 0.5 * fieldsize);\r
- positionmat.each((v) => Math.random(-0.5 * fieldsize, 0.5 * fieldsize));\r
- for (int i = 0; i < DOTNUM; i++) { orientation[i] = Math.atan2(positionmat[i + 1, 2], positionmat[i + 1, 1]); }\r
- frame = 0;\r
+ stroke++; stroke %= 4;\r
+ if (stroke < 2) col.set(dot_lum);\r
+ else col.set(1 - dot_lum);\r
+ draw_base_position = (stroke % 2 == 0);\r
}\r
- ///- position change\r
+ ///- stroke count\r
+\r
Display.clear(new Color(bg_lum)); //Clear window\r
\r
- //// Draw DOTNUM pairs of dots\r
- for(int i=0; i<DOTNUM; i++){\r
- ///+ draw first dots\r
-\r
- ///+ switch stimulus type\r
- //// draw the second dots to generate selected stimulu type.\r
- switch((int)stimulus_type){\r
- ///+ case rotation\r
- //// Rotation\r
- case 0:\r
- dots.centering().shift(positionmat[i+1,1],positionmat[i+1,2]); // move to center position\r
- dots.shift(-0.5*distance*Math.cos(orientation[i]+0.5*Math.PI),-0.5*distance*Math.sin(orientation[i]+0.5*Math.PI));// move to the first position\r
- dots.draw(new Color(dot_lum)); // draw first dot\r
- dots.shift(distance*Math.cos(orientation[i]+0.5*Math.PI),distance*Math.sin(orientation[i]+0.5*Math.PI));// move to the second position\r
- //cnvs.msg("Rotation", cnvs.getCenter().x, cnvs.getHeight() - 20);\r
- break;\r
- ///- case rotation\r
- ///+ case diversion\r
- ////Diversion\r
- case 1:\r
- dots.centering().shift(positionmat[i+1,1],positionmat[i+1,2]);// move to center position\r
- dots.shift(-0.5*distance*Math.cos(orientation[i]+0.5*Math.PI),-0.5*distance*Math.sin(orientation[i]+0.5*Math.PI));// move to the first position\r
- dots.draw(new Color(dot_lum));// draw first dot\r
- dots.shift(distance*Math.cos(orientation[i]),distance*Math.sin(orientation[i]));// move to the second position\r
- break;\r
- ///- case diversion\r
- ///+ case spiral\r
- //// Spiral\r
- case 2:\r
- dots.centering().shift(positionmat[i+1,1],positionmat[i+1,2]);// move to center position\r
- dots.shift(-0.5*distance*Math.cos(orientation[i]+0.5*Math.PI),-0.5*distance*Math.sin(orientation[i]+0.5*Math.PI));// move to the first position\r
- dots.draw(new Color(dot_lum));// draw first dot\r
- dots.shift(distance*Math.cos(orientation[i]+0.25*Math.PI),distance*Math.sin(orientation[i]+0.25*Math.PI));// move to the second position\r
- break;\r
- ///- case spiral\r
+ if ((int)stimulus_type <= 1)\r
+ {\r
+ for (int i = -10; i < 11; i++)\r
+ {\r
+ if (stroke % 2 == 0)\r
+ dot.centering().shift((stimulus_type * 2 - 1) * -distance / 2.0, i * 20);\r
+ else\r
+ dot.centering().shift((stimulus_type * 2 - 1) * distance / 2.0, i * 20);\r
+ dot.draw(col);\r
}\r
- ///- switch stimulus type\r
\r
- dots.draw(new Color(dot_lum)); // Draw dots at a desinated position.\r
+ } else {\r
+ //// Draw DOTNUM pairs of dots\r
+ for (int i = 0; i < DOTNUM; i++)\r
+ {\r
+ ///+ draw first dots\r
+\r
+ ///+ switch stimulus type\r
+ //// draw the second dots to generate selected stimulu type.\r
+ switch ((int)stimulus_type)\r
+ {\r
+ ///+ case rotation\r
+ //// Rotation\r
+ case 2:\r
+ dots.centering().shift(positionmat[i + 1, 1], positionmat[i + 1, 2]); // move to center position\r
+ dots.shift(-0.5 * distance * Math.cos(orientation[i] + 0.5 * Math.PI), -0.5 * distance * Math.sin(orientation[i] + 0.5 * Math.PI));// move to the first position\r
+ if (draw_base_position) dots.draw(col); // draw first dot\r
+ dots.shift(distance * Math.cos(orientation[i] + 0.5 * Math.PI), distance * Math.sin(orientation[i] + 0.5 * Math.PI));// move to the second position\r
+ //cnvs.msg("Rotation", cnvs.getCenter().x, cnvs.getHeight() - 20);\r
+ break;\r
+ ///- case rotation\r
+ ///+ case diversion\r
+ ////Diversion\r
+ case 3:\r
+ dots.centering().shift(positionmat[i + 1, 1], positionmat[i + 1, 2]);// move to center position\r
+ dots.shift(-0.5 * distance * Math.cos(orientation[i] + 0.5 * Math.PI), -0.5 * distance * Math.sin(orientation[i] + 0.5 * Math.PI));// move to the first position\r
+ if (draw_base_position) dots.draw(col); // draw first dot\r
+ dots.shift(distance * Math.cos(orientation[i]), distance * Math.sin(orientation[i]));// move to the second position\r
+ break;\r
+ ///- case diversion\r
+ ///+ case spiral\r
+ //// Spiral\r
+ case 4:\r
+ dots.centering().shift(positionmat[i + 1, 1], positionmat[i + 1, 2]);// move to center position\r
+ dots.shift(-0.5 * distance * Math.cos(orientation[i] + 0.5 * Math.PI), -0.5 * distance * Math.sin(orientation[i] + 0.5 * Math.PI));// move to the first position\r
+ if (draw_base_position) dots.draw(col); // draw first dot\r
+ dots.shift(distance * Math.cos(orientation[i] + 0.25 * Math.PI), distance * Math.sin(orientation[i] + 0.25 * Math.PI));// move to the second position\r
+ break;\r
+ ///- case spiral\r
+ }\r
+ ///- switch stimulus type\r
+\r
+ ///- draw first dots\r
+\r
+\r
+ ///+ draw second dots\r
+ if (!draw_base_position) dots.draw(col); // Draw dots at a desinated position.\r
+ ///- draw second dots\r
+\r
+ }\r
+ ///- Draw dots\r
}\r
- ///- Draw dots\r
- envelope.centering().draw(); //Draw offscreen Gaussian onto screen\r
+ envelope.centering().draw();\r
Display.flip(); // Flip frame buffers\r
frame++;\r
}\r
}\r
}\r
\r
-\r
+*/\r
\r
\r
/*\r
- * //Psychlops Code Template\r
+//Psychlops Code Template\r
// Please visit following web site to get sample codes.\r
// http://psychlops.sourceforge.jp/ja/?StartCode\r
// CodeDresser at following address is also available to view the code.\r
///+ 1 Declaration /////////////////////////////////////////////////////////////\r
//// 1 Declaration\r
// declare default window and variables for its parameters\r
- Canvas cnvs = new Canvas(900,600, Canvas.window, Display.primary);\r
+ Canvas cnvs = new Canvas(600,600, Canvas.window, Display.primary);\r
double CANVAS_FRAMENUM;\r
int CANVAS_REFRESHRATE;\r
Color DEFAULT_BG_COLOR = new Color();\r
}\r
\r
}\r
-\r
*/\r
\r
+\r
/*\r
public void psychlops_main() {\r
\r
OSDN Git Service
