Today spatstat 1.45-2 ‘Caretaker Mode’ has been uploaded to CRAN where Windows and OSX binaries are also available. You can also download it from the github repository. The main changes are (full release notes here):

• Recursive-partition point process models.

• Minkowski sum, morphological dilation and erosion with any shape.

• Important bug fix in spatial CDF tests.

• More bug fixes for replicated patterns.

• Simulate a model fitted to replicated point patterns.

• Inhomogeneous multitype F and G functions.

• Summary functions recognise correction=”all”

• Leverage and influence code handles bigger datasets.

• More support for pixel images.

• Improved progress reports.

• New dataset ‘redwood3’

• spatstat now Depends on the package ‘rpart’