Home My Page Projects Code Snippets Project Openings diderot
Summary Activity Tracker Tasks SCM

SCM Repository

[diderot] View of /branches/vis12/rtest/tests/convo2d1/convo2d1.diderot
ViewVC logotype

View of /branches/vis12/rtest/tests/convo2d1/convo2d1.diderot

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1928 - (download) (annotate)
Sat Jun 23 18:09:34 2012 UTC (7 years, 2 months ago) by jhr
File size: 728 byte(s)
  converting to use "image" instead of "load" for image nrrd loading
/*! \file convo2d1.diderot
 *
 * \author Gordon Kindlmann
 */

/*
 * COPYRIGHT (c) 2012 The Diderot Project (http://diderot-language.cs.uchicago.edu)
 * All rights reserved.
 */

int outSize = 201;

field#1(2)[] F = ctmr ⊛ image("../../data/ddro-115.nrrd");

strand sample (int ui, int vi) {
   real uu = lerp(0.0, 1.0, -0.5, real(ui), real(outSize)-0.5);
   real vv = lerp(0.0, 1.0, -0.5, real(vi), real(outSize)-0.5);
   vec2 pos = [uu, vv];
   output vec3 out = [nan,nan,nan];

   update {
      vec2 grad = ∇F(pos) if (inside(pos,F)) 
                          else [2000.0,0.0];
      out = [grad[0], grad[1], |grad|];
      stabilize;
   }
}

initially [ sample(ui, vi) | vi in 0..(outSize-1), ui in 0..(outSize-1) ];

root@smlnj-gforge.cs.uchicago.edu
ViewVC Help
Powered by ViewVC 1.0.0