From 992485c532a56a4a4f7384fdd5b8954a9bb52bf5 Mon Sep 17 00:00:00 2001
From: Alexey Spizhevoy <no@email>
Date: Mon, 27 Sep 2010 13:30:50 +0000
Subject: [PATCH] updated StereoBP docs & comments

---
 modules/gpu/include/opencv2/gpu/gpu.hpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/modules/gpu/include/opencv2/gpu/gpu.hpp b/modules/gpu/include/opencv2/gpu/gpu.hpp
index c3dfcd744b..51abde787c 100644
--- a/modules/gpu/include/opencv2/gpu/gpu.hpp
+++ b/modules/gpu/include/opencv2/gpu/gpu.hpp
@@ -591,7 +591,10 @@ namespace cv
 
             //! the full constructor taking the number of disparities, number of BP iterations on each level,
             //! number of levels, truncation of data cost, data weight,
-            //! truncation of discontinuity cost and discontinuity single jump
+            //! truncation of discontinuity cost and discontinuity single jump            
+            //! DataTerm = data_weight * min(fabs(I2-I1), max_data_term)
+            //! DiscTerm = min(disc_single_jump * fabs(f1-f2), max_disc_term)
+            //! please see paper for more details
             StereoBeliefPropagation(int ndisp, int iters, int levels,
                                     float max_data_term, float data_weight,
                                     float max_disc_term, float disc_single_jump,