From 25d94aa8aabb8ac3e8bbea0bc439ea6148444cc8 Mon Sep 17 00:00:00 2001
From: leochanj <jbakita@cs.unc.edu>
Date: Wed, 21 Oct 2020 01:52:54 -0400
Subject: debug libextra and remove matlab

---
 .../texture_synthesis/src/matlab/buildSCFpyrLevs.m | 73 ----------------------
 1 file changed, 73 deletions(-)
 delete mode 100755 SD-VBS/benchmarks/texture_synthesis/src/matlab/buildSCFpyrLevs.m

(limited to 'SD-VBS/benchmarks/texture_synthesis/src/matlab/buildSCFpyrLevs.m')

diff --git a/SD-VBS/benchmarks/texture_synthesis/src/matlab/buildSCFpyrLevs.m b/SD-VBS/benchmarks/texture_synthesis/src/matlab/buildSCFpyrLevs.m
deleted file mode 100755
index bd75695..0000000
--- a/SD-VBS/benchmarks/texture_synthesis/src/matlab/buildSCFpyrLevs.m
+++ /dev/null
@@ -1,73 +0,0 @@
-% [PYR, INDICES] = buildSCFpyrLevs(LODFT, LOGRAD, XRCOS, YRCOS, ANGLE, HEIGHT, NBANDS)
-%
-% Recursive function for constructing levels of a steerable pyramid.  This
-% is called by buildSCFpyr, and is not usually called directly.
-
-% Original code: Eero Simoncelli, 5/97.
-% Modified by Javier Portilla to generate complex bands in 9/97.
-
-function [pyr,pind] = buildSCFpyrLevs(lodft,log_rad,Xrcos,Yrcos,angle,ht,nbands);
-
-if (ht <= 0)
-
-  lo0 = ifft2(ifftshift(lodft));
-  pyr = real(lo0(:));
-  pind = size(lo0);
-
-else
-
-  bands = zeros(prod(size(lodft)), nbands);
-  bind = zeros(nbands,2);
-
-%  log_rad = log_rad + 1;
-  Xrcos = Xrcos - log2(2);  % shift origin of lut by 1 octave.
-
-  lutsize = 1024;
-  Xcosn = pi*[-(2*lutsize+1):(lutsize+1)]/lutsize;  % [-2*pi:pi]
-  order = nbands-1;
-  %% divide by sqrt(sum_(n=0)^(N-1)  cos(pi*n/N)^(2(N-1)) )
-  %% Thanks to Patrick Teo for writing this out :)
-  const = (2^(2*order))*(factorial(order)^2)/(nbands*factorial(2*order));
-
-%
-%  Ycosn = sqrt(const) * (cos(Xcosn)).^order;
-%
-  % analityc version: only take one lobe
-  alfa=	mod(pi+Xcosn,2*pi)-pi;
-  Ycosn = 2*sqrt(const) * (cos(Xcosn).^order) .* (abs(alfa)<pi/2);
-
-  himask = pointOp(log_rad, Yrcos, Xrcos(1), Xrcos(2)-Xrcos(1), 0);
-
-  for b = 1:nbands
-    anglemask = pointOp(angle, Ycosn, Xcosn(1)+pi*(b-1)/nbands, Xcosn(2)-Xcosn(1));
-    banddft = ((-i)^(nbands-1)) .* lodft .* anglemask .* himask;
-    band = ifft2(ifftshift(banddft));
-
-%    bands(:,b) = real(band(:));
-    % analytic version: full complex value
-    bands(:,b)=band(:);
-    bind(b,:)  = size(band);
-  end
-
-  dims = size(lodft);
-  ctr = ceil((dims+0.5)/2);
-  lodims = ceil((dims-0.5)/2);
-  loctr = ceil((lodims+0.5)/2);
-  lostart = ctr-loctr+1;
-  loend = lostart+lodims-1;
-
-  log_rad = log_rad(lostart(1):loend(1),lostart(2):loend(2));
-  angle = angle(lostart(1):loend(1),lostart(2):loend(2));
-  lodft = lodft(lostart(1):loend(1),lostart(2):loend(2));
-  YIrcos = abs(sqrt(1.0 - Yrcos.^2));
-  lomask = pointOp(log_rad, YIrcos, Xrcos(1), Xrcos(2)-Xrcos(1), 0);
-
-  lodft = lomask .* lodft;
-
-  [npyr,nind] = buildSCFpyrLevs(lodft, log_rad, Xrcos, Yrcos, angle, ht-1, nbands);
-
-  pyr = [bands(:); npyr];
-  pind = [bind; nind];
-
-end
-
-- 
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