# Minimal makefile for Sphinx documentation
#

ifneq ($(EXAMPLES_PATTERN),)
    EXAMPLES_PATTERN_OPTS := -D sphinx_gallery_conf.filename_pattern="$(EXAMPLES_PATTERN)"
endif

# You can set these variables from the command line.
# TODO: Once the models doc revamp is done, set back the -W option to raise
# errors on warnings. See https://github.com/pytorch/vision/pull/5821#discussion_r850500693
SPHINXOPTS    = -j auto $(EXAMPLES_PATTERN_OPTS)
SPHINXBUILD   = sphinx-build
SPHINXPROJ    = torchvision
SOURCEDIR     = source
BUILDDIR      = build

# Put it first so that "make" without argument is like "make help".
help:
	@$(SPHINXBUILD) -M help "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)

docset: html
	doc2dash --name $(SPHINXPROJ) --icon $(SOURCEDIR)/_static/img/pytorch-logo-flame.png --enable-js --online-redirect-url http://pytorch.org/vision/ --force $(BUILDDIR)/html/

	# Manually fix because Zeal doesn't deal well with `icon.png`-only at 2x resolution.
	cp $(SPHINXPROJ).docset/icon.png $(SPHINXPROJ).docset/icon@2x.png
	convert $(SPHINXPROJ).docset/icon@2x.png -resize 16x16 $(SPHINXPROJ).docset/icon.png

html-noplot:  # Avoids running the gallery examples, which may take time
	$(SPHINXBUILD) -D plot_gallery=0 -b html "${SOURCEDIR}" "$(BUILDDIR)"/html
	@echo
	@echo "Build finished. The HTML pages are in $(BUILDDIR)/html."

clean:
	rm -rf $(BUILDDIR)/*
	rm -rf $(SOURCEDIR)/auto_examples/  # sphinx-gallery
	rm -rf $(SOURCEDIR)/gen_modules/  # sphinx-gallery
	rm -rf $(SOURCEDIR)/generated/  # autosummary

.PHONY: help Makefile docset

# Catch-all target: route all unknown targets to Sphinx using the new
# "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
%: Makefile
	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
