From 90911e2aec71ee80f5b68ed7ee45f1c3a9589d85 Mon Sep 17 00:00:00 2001
From: tfmoraes <totonixsame@gmail.com>
Date: Mon, 21 Feb 2011 13:48:25 +0000
Subject: [PATCH] Using vtkDecimatePro

---
 invesalius/data/surface.py         |  2 +-
 invesalius/data/surface_process.py | 35 +++++++++++++++++------------------
 2 files changed, 18 insertions(+), 19 deletions(-)

diff --git a/invesalius/data/surface.py b/invesalius/data/surface.py
index 1a4f6e3..dfb414f 100644
--- a/invesalius/data/surface.py
+++ b/invesalius/data/surface.py
@@ -449,7 +449,7 @@ class SurfaceManager():
             
         pipe_in, pipe_out = multiprocessing.Pipe()
         o_piece = 1
-        piece_size = 40
+        piece_size = 20
 
         n_pieces = int(round(matrix.shape[0] / piece_size + 0.5, 0))
         print "n_pieces", n_pieces, matrix.shape
diff --git a/invesalius/data/surface_process.py b/invesalius/data/surface_process.py
index 1bac49f..5d73661 100644
--- a/invesalius/data/surface_process.py
+++ b/invesalius/data/surface_process.py
@@ -90,27 +90,26 @@ class SurfaceProcess(multiprocessing.Process):
         print "origin is", origin
 
         #print "Decimating"
-        #if self.decimate_reduction:
-            #decimation = vtk.vtkDecimatePro()
-            #decimation.SetInput(polydata)
-            #decimation.SetTargetReduction(0)
-            #decimation.PreserveTopologyOn()
-            #decimation.SplittingOff()
-            #polydata = decimation.GetOutput()
-
-        decimation = vtk.vtkQuadricClustering()
+        decimation = vtk.vtkDecimatePro()
         decimation.SetInput(polydata)
-        decimation.AutoAdjustNumberOfDivisionsOff()
-        decimation.SetDivisionOrigin(0, 0, 0)
-        decimation.SetDivisionSpacing(self.spacing)
-        decimation.SetFeaturePointsAngle(80)
-        decimation.UseFeaturePointsOn()
-        decimation.UseFeatureEdgesOn()
-        decimation.CopyCellDataOn()
+        decimation.SetTargetReduction(0.3)
+        decimation.PreserveTopologyOn()
+        #decimation.SplittingOff()
+        polydata = decimation.GetOutput()
+
+        #decimation = vtk.vtkQuadricClustering()
+        #decimation.SetInput(polydata)
+        #decimation.AutoAdjustNumberOfDivisionsOff()
+        #decimation.SetDivisionOrigin(0, 0, 0)
+        #decimation.SetDivisionSpacing(self.spacing)
+        #decimation.SetFeaturePointsAngle(80)
+        #decimation.UseFeaturePointsOn()
+        #decimation.UseFeatureEdgesOn()
+        #ecimation.CopyCellDataOn()
         
-        print "Division", decimation.GetNumberOfDivisions()
+        #print "Division", decimation.GetNumberOfDivisions()
         
-        polydata = decimation.GetOutput()
+        #polydata = decimation.GetOutput()
 
         #if self.smooth_iterations and self.smooth_relaxation_factor:
             #print "Smoothing"
--
libgit2 0.21.2