def from_block(self, block, offset=0, bpp=2):
"""Reads in a tileset from the specified offset in the block.
:param bpp: The number of bits used to represent each pixel by the block representation."""
if bpp not in _EB_GRAPHIC_TILESET_SUPPORTED_BPP_FORMATS:
raise NotImplementedError("Don't know how to read graphical tile data of bpp[{}]".format(bpp))
elif (bpp != 1) and (self.tile_height != 8):
raise NotImplementedError(("Don't know how to read graphical tile data of width[{}], height[{}], "
"and bpp[{}]").format(self.tile_width, self.tile_height, bpp))
self._num_tiles_used = 0
self._used_tiles = dict()
self.tiles = [[[0 for x in range(self.tile_width)] for y in range(self.tile_height)]
for n in range(self.num_tiles_maximum)]
for tile in self.tiles:
try:
if bpp == 2:
offset += read_2bpp_graphic_from_block(source=block, target=tile, offset=offset)
elif bpp == 4:
offset += read_4bpp_graphic_from_block(source=block, target=tile, offset=offset)
elif bpp == 8:
offset += read_8bpp_graphic_from_block(source=block, target=tile, offset=offset)
else: # bpp == 1
for x in range(0, self.tile_width, 8):
offset += read_1bpp_graphic_from_block(source=block, target=tile, offset=offset,
x=x, height=self.tile_height)
self._num_tiles_used += 1
except OutOfBoundsError:
break # Stop if we begin to read past the end of the block
def from_block(self, block, offset=0, bpp=2):
"""Reads in a tileset from the specified offset in the block.
:param bpp: The number of bits used to represent each pixel by the block representation."""
if bpp not in _EB_GRAPHIC_TILESET_SUPPORTED_BPP_FORMATS:
raise NotImplementedError("Don't know how to read graphical tile data of bpp[{}]".format(bpp))
elif (bpp != 1) and (self.tile_height != 8):
raise NotImplementedError(("Don't know how to read graphical tile data of width[{}], height[{}], "
"and bpp[{}]").format(self.tile_width, self.tile_height, bpp))
self._num_tiles_used = 0
self._used_tiles = dict()
self.tiles = [[[0 for x in range(self.tile_width)] for y in range(self.tile_height)]
for n in range(self.num_tiles_maximum)]
for tile in self.tiles:
try:
if bpp == 2:
offset += read_2bpp_graphic_from_block(source=block, target=tile, offset=offset)
elif bpp == 4:
offset += read_4bpp_graphic_from_block(source=block, target=tile, offset=offset)
elif bpp == 8:
offset += read_8bpp_graphic_from_block(source=block, target=tile, offset=offset)
else: # bpp == 1
for x in range(0, self.tile_width, 8):
offset += read_1bpp_graphic_from_block(source=block, target=tile, offset=offset,
x=x, height=self.tile_height)
self._num_tiles_used += 1
except OutOfBoundsError:
break # Stop if we begin to read past the end of the block