Resolution of the shadow texture, defaults to 4096 pixels

TODO make configurable / ask the hardware for gl_MAX_TEXTURE_SIZE

Property definitions

gamnit :: shadow $ App :: shadow_resolution=
	# Resolution of the shadow texture, defaults to 4096 pixels
	#
	# TODO make configurable / ask the hardware for gl_MAX_TEXTURE_SIZE
	var shadow_resolution = 4096
lib/gamnit/depth/shadow.nit:34,2--37,29