diff toolboxes/FullBNT-1.0.7/bnt/potentials/@cgpot/multiply_by_pot.m @ 0:e9a9cd732c1e tip

first hg version after svn

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/bnt/potentials/@cgpot/multiply_by_pot.m	Tue Feb 10 15:05:51 2015 +0000
@@ -0,0 +1,19 @@
+function bigpot = multiply_by_pot(bigpot, smallpot, varargin)
+% MULTIPLY_BY_POT bigpot *= smallpot for cgpot
+% bigpot = multiply_by_pot(bigpot, smallpot)
+%
+% smallpot's domain must be a subset of bigpot's domain.
+
+bigpot = cg_mom_to_can(bigpot);
+smallpot = cg_mom_to_can(smallpot);
+
+mask = find_equiv_posns(smallpot.ddom, bigpot.ddom);
+for i=1:bigpot.dsize
+  if isempty(smallpot.ddom)
+    src = 1;
+  else
+    sub = ind2subv(bigpot.dsizes, i);
+    src = subv2ind(smallpot.dsizes, sub(mask));
+  end
+  bigpot.can{i} = multiply_by_pot(bigpot.can{i}, smallpot.can{src});
+end