vm_build_utils.retina_icons : generate osx + ios iconsets from high res images

build icon png files of various sizes in XCode retina icon format

usage: retina_icons.py [-h] [-v] [--get-outputs]
                       [--asset-build-dir ASSET_BUILD_DIR] [--iconset ICONSET]
                       --src SRC [--build-info]
                       [--interpolation {INTER_AREA,INTER_BITS,INTER_BITS2,INTER_CUBIC,INTER_LANCZOS4,INTER_LINEAR,INTER_LINEAR_EXACT,INTER_MAX,INTER_NEAREST,INTER_TAB_SIZE,INTER_TAB_SIZE2}]
                       [--pad-mode {pad,copy}]

Named Arguments

-v, --verbose	more debugging info Default: False
--get-outputs	print list of output files Default: False
--asset-build-dir
	path to parnet build xcasset directory
--iconset	name of the iconset to generate
--src	path to src image
--build-info	just memorize information for incoming icons Default: False
--interpolation
	Possible choices: INTER_AREA, INTER_BITS, INTER_BITS2, INTER_CUBIC, INTER_LANCZOS4, INTER_LINEAR, INTER_LINEAR_EXACT, INTER_MAX, INTER_NEAREST, INTER_TAB_SIZE, INTER_TAB_SIZE2 weights to use for resizing Default: “INTER_AREA”
--pad-mode	Possible choices: pad, copy border pad mode Default: “pad”