def build_sprite_sheets(args, sprites):
sheets = []
layout = get_layout(args.layout)
oldlen = 0
with Timer('generate sheet layouts'):
while sprites and len(sprites) != oldlen:
oldlen = len(sprites)
sheet = Sheet(min_size=args.min_size,
max_size=args.max_size,
rotate=args.rotate,
npot=args.npot,
square=args.square,
layout=layout)
sprites = sheet.add(sprites)
if sheet.sprites:
sheets.append(sheet)
if sprites:
log.warn("Could not place:")
for spr in sprites:
log.warn("\t%s", spr.name)
return sheets
def build_sprite_sheets(args, sprites):
sheets = []
layout = get_layout(args.layout)
oldlen = 0
with Timer('generate sheet layouts'):
while sprites and len(sprites) != oldlen:
oldlen = len(sprites)
sheet = Sheet(
min_size = args.min_size,
max_size = args.max_size,
rotate = args.rotate,
npot = args.npot,
square = args.square,
layout = layout
)
sprites = sheet.add(sprites)
if sheet.sprites:
sheets.append(sheet)
if sprites:
log.warn("Could not place:")
for spr in sprites:
log.warn("\t%s", spr.name)
return sheets
def load_and_process_sprites(args):
sprites = load_sprites(args.sprites)
if not sprites:
raise ValueError('No sprites found.')
if args.mask:
## Mask sprites against background color
sprites = mask_sprites(sprites, args.mask)
if args.trim:
## Trim sprites to visible area
sprites = trim_sprites(sprites)
else:
## Generate hashes of trimmed sprites
sprites = hash_sprites(sprites)
if args.alias is not None:
## Find and remove duplicate sprites
sprites, aliased = alias_sprites(sprites, args.alias)
if aliased:
sheet = Sheet(npot=True, layout=get_layout('stack'))
sheet.add(aliased)
texture = sheet.prepare(args.debug)
texname = '%salias.png' % args.prefix
texture.save(texname)
if args.extrude:
## Extrude sprite edges to avoid color bleed
sprites = extrude_sprites(sprites, args.extrude)
if args.pad:
## Insert transparent padding between sprites
sprites = pad_sprites(sprites, args.pad)
if args.sort:
sprites = sort_sprites(sprites, args.sort, args.rotate)
return sprites
def load_and_process_sprites(args):
sprites = load_sprites(args.sprites)
if not sprites:
raise ValueError('No sprites found.')
if args.mask:
## Mask sprites against background color
sprites = mask_sprites(sprites, args.mask)
if args.trim:
## Trim sprites to visible area
sprites = trim_sprites(sprites)
else:
## Generate hashes of trimmed sprites
sprites = hash_sprites(sprites)
if args.alias is not None:
## Find and remove duplicate sprites
sprites, aliased = alias_sprites(sprites, args.alias)
if aliased:
sheet = Sheet(npot=True, layout=get_layout('stack'))
sheet.add(aliased)
texture = sheet.prepare(args.debug)
texname = '%salias.png' % args.prefix
texture.save(texname)
if args.extrude:
## Extrude sprite edges to avoid color bleed
sprites = extrude_sprites(sprites, args.extrude)
if args.pad:
## Insert transparent padding between sprites
sprites = pad_sprites(sprites, args.pad)
if args.sort:
sprites = sort_sprites(sprites, args.sort, args.rotate)
return sprites
def load_layout_data(name):
return layouts.get_layout(name)
