Changeset 26705 for branches/eam_branches/20091201/psphot/src/psphotSignificanceImage.c

Timestamp:

Jan 28, 2010, 4:29:36 AM (16 years ago)

Author:

Paul Price

Message:

Use new function to speed up calculation of covariance factor.

File:

• branches/eam_branches/20091201/psphot/src/psphotSignificanceImage.c (modified) (1 diff)

branches/eam_branches/20091201/psphot/src/psphotSignificanceImage.c

@@ -77 +77 @@
     // Calculate correction factor for the covariance produced by the (potentially multiple) smoothing
     psKernel *kernel = psImageSmoothKernel(SIGMA_SMTH, NSIGMA_SMTH); // Kernel used for smoothing
-    psKernel *covar = psImageCovarianceCalculate(kernel, readout->covariance); // Covariance matrix
+    float factor = 1.0 / psImageCovarianceCalculateFactor(kernel, readout->covariance);
     psFree(kernel);
-    float factor = 1.0 / psImageCovarianceFactor(covar);
-    psFree(covar);
 
     // record the effective area and significance scaling factor