osx/test/Shader/ShaderFieldPrec.cpp

   1 #include <psychlops.h>
   2 using namespace Psychlops;
   3
   4 void psychlops_main() {
   5         Canvas cnvs(1024,1024,Canvas::window);
   6         cnvs.watchFPS();
   7         cnvs.showFPS();
   8         Mouse::show();
   9
  10
  11
  12         Color::setGammaValue(1.0,1.0,1.0);
  13
  14
  15         Image buf[10], reference[10], difference[10], difference2[10];
  16
  17         Figures::ShaderGrating grat;
  18         grat.set(240,240);
  19         grat.contrast = 1.0;
  20         grat.wavelength = 30.0;
  21         grat.phase = 0;
  22         grat.orientation = PI/8;
  23         grat.to(buf[0]);
  24
  25         Figures::ShaderExponentialDot dot;
  26         dot.setSigma(30);
  27         dot.factor = 1;
  28         dot.to(buf[1]);
  29
  30         Figures::ShaderGabor gabor;
  31         gabor.setSigma(30);
  32         gabor.contrast = 1;
  33         gabor.wavelength = 30.0;
  34         gabor.phase = 0;
  35         gabor.orientation = PI/8;
  36         gabor.to(buf[2]);
  37
  38
  39         Figures::drawGratingToImage(reference[0], 240,240 , 1.0/30.0, 1, PI/8, 0);
  40         Figures::drawExponentialToImage(reference[1], 30, 1);
  41         Figures::drawGaborToImage(reference[2], 30, 1.0/30.0, 1, PI/8, 0);
  42
  43
  44         cnvs.clear(Color(0.25));
  45         for(int i=0; i<3; i++) {
  46                 Figures::substructImages(difference[i], buf[i], reference[i], 64.0);
  47                 buf[i].shift(50,50+i*300).draw();
  48                 reference[i].shift(350,50+i*300).draw();
  49                 difference[i].shift(650, 50+i*300).draw();
  50         }
  51 /*
  52         const int DIFF = 2, SLINE = 120;
  53         difference2[DIFF].set(480,512);
  54         int y1, y2;
  55         for(int y=0; y<240; y++) {
  56                 y1 = (int)(512-reference[DIFF].getPix(SLINE,y).getR()*512);
  57                 y2 = (int)(512-buf[DIFF].getPix(SLINE,y).getR()*512);
  58                 difference2[DIFF].rect(Psychlops::Rectangle(y*2, y1, y*2+1, 511), Color(0.4));
  59                 if(y1>y2) difference2[DIFF].rect(Psychlops::Rectangle(y*2, y2, y*2+1, y1), Color::green);
  60                 if(y1<y2) difference2[DIFF].rect(Psychlops::Rectangle(y*2, y1, y*2+1, y2), Color::red);
  61         }
  62         difference2[DIFF].centering().draw();
  63 */
  64
  65         cnvs.flip();
  66         while(!Keyboard::esc.pushed()) {
  67         }
  68 }
  69