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View of /branches/vis15/src/tests/rtest/tests/convo2d0/convo2d0.diderot

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Revision 4497 - (download) (annotate)
Sat Sep 3 14:12:36 2016 UTC (2 years, 8 months ago) by jhr
File size: 708 byte(s)
  working on merge: updating tests with new version 2 syntax
#version 2.0
/*! \file convo2d0.diderot
 *
 * \author Gordon Kindlmann
 */

/*
 * This code is part of the Diderot Project (http://diderot-language.cs.uchicago.edu)
 *
 * COPYRIGHT (c) 2015 The University of Chicago
 * All rights reserved.
 */

int outSize = 200;

field#0(2)[] F = tent ⊛ load_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 real out = -1.0;

   update {
      out = F(pos) if (inside(pos,F)) else -1.0;
      stabilize;
   }
}

create_array { sample(ui, vi) | vi in 0..(outSize-1), ui in 0..(outSize-1) }

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