Changement de la précision du type de pixel employé dans le test, et ajout d'une tolérance.

Testing/Utilities/CMakeLists.txt

@@ -10,6 +10,7 @@ SET(TEMP ${OTBTesting_BINARY_DIR}/Temporary)
 
 #Tolerance sur diff pixel image
 SET(TOL 0.0)
+SET(EPSILON 0.00000000001)
 
 
 SET(UTILITIES_TESTS ${CXX_TEST_PATH}/otbUtilitiesTests)
@@ -21,7 +22,7 @@ ossimIntegrationTest
 )
 
 ADD_TEST(utIjBSplineScatteredDataPointSetToImageFilterTest ${UTILITIES_TESTS}
---compare-image ${TOL}
+--compare-image ${EPSILON}
 		${BASELINE}/ijBSplineScatteredDataPointSetToImageFilterTestOutput.hdr
 		${TEMP}/ijBSplineScatteredDataPointSetToImageFilterTestOutput.hdr
 		ijBSplineScatteredDataPointSetToImageFilterTest

Testing/Utilities/ijBSplineScatteredDataPointSetToImageFilterTest.cxx

@@ -18,7 +18,7 @@ int ijBSplineScatteredDataPointSetToImageFilterTest( int argc, char *argv[] )
 
   typedef int PixelType;
   typedef otb::Image<PixelType, ParametricDimension> InputImageType;
-  typedef float RealType;
+  typedef double RealType;
   typedef itk::Vector<RealType, DataDimension> VectorType;
   typedef otb::Image<VectorType, ParametricDimension> VectorImageType;
   typedef itk::PointSet