Changeset 27838 for branches/tap_branches/psLib/src/imageops/psImageCovariance.h

Timestamp:

May 3, 2010, 8:41:49 AM (16 years ago)

Author:

eugene

Message:

updates from trunk

Location:

branches/tap_branches

Files:

• . (modified) (1 prop)
• psLib (modified) (1 prop)
• psLib/src/imageops/psImageCovariance.h (modified) (2 diffs)

branches/tap_branches/psLib/src/imageops/psImageCovariance.h

@@ -47 +47 @@
     );
 
-/// Sum multiple covariance pseudo-matrices
-psKernel *psImageCovarianceSum(
-    const psArray *array                ///< Array of covariance pseudo-matrices
+/// Return the pixel-to-pixel covariance factor following calculation
+///
+/// This doesn't require calculation of the entire covariance matrix, so is much faster.
+float psImageCovarianceCalculateFactor(
+    const psKernel *kernel,             ///< Convolution kernel
+    const psKernel *covariance          ///< Current covariance pseudo-matrix
+    );
+
+
+/// Return the covariance factor for an aperture of a given radius
+float psImageCovarianceFactorForAperture(const psKernel *covar, float radius);
+
+/// Return the sum of the covariance pseudo-matrix
+float psImageCovarianceSum(
+    const psKernel *covariance          ///< Covariance pseudo-matrix
     );
 
@@ -78 +90 @@
     );
 
+/// Control threading for image covariance functions
+///
+/// Returns old threading status
+bool psImageCovarianceSetThreads(bool threaded ///< Run image covariance functions threaded?
+    );
+
+/// Return whether image covariance functions are threaded
+bool psImageCovarianceGetThreads(void);
 
 /// @}