def transform_image_side(img, blockID=None):
"""Takes an image and shears it for the left side of the cube (reflect for
the right side)"""
if blockID in (44, ): # step block
# make the top half transparent
# (don't just crop img, since we want the size of
# img to be unchanged
mask = img.crop((0, 8, 16, 16))
n = Image.new(img.mode, img.size, (38, 92, 255, 0))
composite.alpha_over(n, mask, (0, 0, 16, 8), mask)
img = n
if blockID in (78, ): # snow
# make the top three quarters transparent
mask = img.crop((0, 12, 16, 16))
n = Image.new(img.mode, img.size, (38, 92, 255, 0))
composite.alpha_over(n, mask, (0, 12, 16, 16), mask)
img = n
# Size of the cube side before shear
img = img.resize((12, 12))
# Apply shear
transform = numpy.matrix(numpy.identity(3))
transform *= numpy.matrix("[1,0,0;-0.5,1,0;0,0,1]")
transform = numpy.array(transform)[:2, :].ravel().tolist()
newimg = img.transform((12, 18), Image.AFFINE, transform)
return newimg
def transform_image_side(img, blockID=None):
"""Takes an image and shears it for the left side of the cube (reflect for
the right side)"""
if blockID in (44,): # step block
# make the top half transparent
# (don't just crop img, since we want the size of
# img to be unchanged
mask = img.crop((0,8,16,16))
n = Image.new(img.mode, img.size, (38,92,255,0))
composite.alpha_over(n, mask,(0,0,16,8), mask)
img = n
if blockID in (78,): # snow
# make the top three quarters transparent
mask = img.crop((0,12,16,16))
n = Image.new(img.mode, img.size, (38,92,255,0))
composite.alpha_over(n, mask,(0,12,16,16), mask)
img = n
# Size of the cube side before shear
img = img.resize((12,12))
# Apply shear
transform = numpy.matrix(numpy.identity(3))
transform *= numpy.matrix("[1,0,0;-0.5,1,0;0,0,1]")
transform = numpy.array(transform)[:2,:].ravel().tolist()
newimg = img.transform((12,18), Image.AFFINE, transform)
return newimg
def chunk_render(self, img=None, xoff=0, yoff=0, cave=False):
"""Renders a chunk with the given parameters, and returns the image.
If img is given, the chunk is rendered to that image object. Otherwise,
a new one is created. xoff and yoff are offsets in the image.
For cave mode, all blocks that have any direct sunlight are not
rendered, and blocks are drawn with a color tint depending on their
depth."""
blocks = self.blocks
pseudo_ancildata_blocks = set([85])
left_blocks = self.left_blocks
right_blocks = self.right_blocks
if cave:
# Cave mode. Actually go through and 0 out all blocks that are not in a
# cave, so that it only renders caves.
# Places where the skylight is not 0 (there's some amount of skylight
# touching it) change it to something that won't get rendered, AND
# won't get counted as "transparent".
blocks = blocks.copy()
blocks[self.skylight != 0] = 21
blockData = get_blockdata_array(self.level)
blockData_expanded = numpy.empty((16,16,128), dtype=numpy.uint8)
# Even elements get the lower 4 bits
blockData_expanded[:,:,::2] = blockData & 0x0F
# Odd elements get the upper 4 bits
blockData_expanded[:,:,1::2] = blockData >> 4
tileEntities = get_tileentity_data(self.level)
if self.world.useBiomeData:
biomeColorData = textures.getBiomeData(self.world.worlddir,
self.chunkX, self.chunkY)
# in the 32x32 block of biome data, what chunk is this?l
startX = self.chunkX % 32
startY = self.chunkY % 32
# Each block is 24x24
# The next block on the X axis adds 12px to x and subtracts 6px from y in the image
# The next block on the Y axis adds 12px to x and adds 6px to y in the image
# The next block up on the Z axis subtracts 12 from y axis in the image
# Since there are 16x16x128 blocks in a chunk, the image will be 384x1728
# (height is 128*12 high, plus the size of the horizontal plane: 16*12)
if not img:
img = Image.new("RGBA", (384, 1728), (38,92,255,0))
for x in xrange(15,-1,-1):
for y in xrange(16):
imgx = xoff + x*12 + y*12
imgy = yoff - x*6 + y*6 + 128*12 + 16*12//2
imgy += 12
for z in xrange(128):
imgy -= 12
blockid = blocks[x,y,z]
# the following blocks don't have textures that can be pre-computed from the blockid
# alone. additional data is required.
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in textures.py)
## minecart track, crops, ladder, doors, etc.
if blockid in textures.special_blocks:
# also handle furnaces here, since one side has a different texture than the other
ancilData = blockData_expanded[x,y,z]
try:
if blockid in pseudo_ancildata_blocks:
pseudo_ancilData = self.generate_pseudo_ancildata(x,y,z,blockid)
ancilData = pseudo_ancilData
t = textures.specialblockmap[(blockid, ancilData)]
except KeyError:
t = None
else:
t = textures.blockmap[blockid]
if not t:
continue
if self.world.useBiomeData:
# 16 : number of blocks in a chunk (in one direction)
# 32 : number of chunks in a region (and biome file) in one direction
# so 16 * 32 == 512 : number of blocks in biome file, in one direction
if blockid == 2: #grass
index = biomeColorData[ ((startY*16)+y) * 512 + (startX*16) + x]
c = textures.grasscolor[index]
# only tint the top texture
t = textures.prepareGrassTexture(c)
elif blockid == 18: # leaves
index = biomeColorData[ ((startY*16)+y) * 512 + (startX*16) + x]
c = textures.foliagecolor[index]
t = textures.prepareLeafTexture(c)
# Check if this block is occluded
if cave and (
x == 0 and y != 15 and z != 127
):
# If it's on the x face, only render if there's a
# transparent block in the y+1 direction OR the z-1
# direction
if (
blocks[x,y+1,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif cave and (
y == 15 and x != 0 and z != 127
):
# If it's on the facing y face, only render if there's
# a transparent block in the x-1 direction OR the z-1
# direction
if (
blocks[x-1,y,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif cave and (
y == 15 and x == 0 and z != 127
):
# If it's on the facing edge, only render if what's
# above it is transparent
if (
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif (left_blocks == None and right_blocks == None):
# Normal block or not cave mode, check sides for
# transparentcy or render if it's a border chunk.
if (
x != 0 and y != 15 and z != 127 and
blocks[x-1,y,z] not in transparent_blocks and
blocks[x,y+1,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif (left_blocks != None and right_blocks == None):
if (
# If it has the left face covered check for
# transparent blocks in left face
y != 15 and z != 127 and
(left_blocks[15,y,z] if x == 0 else blocks[x - 1,y,z]) not in transparent_blocks and
blocks[x,y+1,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif (left_blocks == None and right_blocks != None):
if (
# If it has the right face covered check for
# transparent blocks in right face
x != 0 and z != 127 and
blocks[x-1,y,z] not in transparent_blocks and
(right_blocks[x,0,z] if y == 15 else blocks[x,y + 1,z]) not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif (
# If it's a interior chunk check for transparent blocks
# in the adjacent chunks.
z != 127 and
(left_blocks[15,y,z] if x == 0 else blocks[x - 1,y,z]) not in transparent_blocks and
(right_blocks[x,0,z] if y == 15 else blocks[x,y + 1,z]) not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
# Don't render if all sides aren't transparent
):
continue
# Draw the actual block on the image. For cave images,
# tint the block with a color proportional to its depth
if cave:
# no lighting for cave -- depth is probably more useful
composite.alpha_over(img, Image.blend(t[0],depth_colors[z],0.3), (imgx, imgy), t[1])
else:
if not self.world.lighting:
# no lighting at all
composite.alpha_over(img, t[0], (imgx, imgy), t[1])
elif blockid in transparent_blocks:
# transparent means draw the whole
# block shaded with the current
# block's light
black_coeff, _ = self.get_lighting_coefficient(x, y, z)
if self.world.spawn and black_coeff > 0.8 and blockid in solid_blocks and not (
blockid in nospawn_blocks or (
z != 127 and (blocks[x,y,z+1] in solid_blocks or blocks[x,y,z+1] in fluid_blocks)
)
):
composite.alpha_over(img, Image.blend(t[0], red_color, black_coeff), (imgx, imgy), t[1])
else:
composite.alpha_over(img, Image.blend(t[0], black_color, black_coeff), (imgx, imgy), t[1])
else:
# draw each face lit appropriately,
# but first just draw the block
composite.alpha_over(img, t[0], (imgx, imgy), t[1])
# top face
black_coeff, face_occlude = self.get_lighting_coefficient(x, y, z + 1)
# Use red instead of black for spawnable blocks
if self.world.spawn and black_coeff > 0.8 and blockid in solid_blocks and not (
blockid in nospawn_blocks or (
z != 127 and (blocks[x,y,z+1] in solid_blocks or blocks[x,y,z+1] in fluid_blocks)
)
):
over_color = red_color
else:
over_color = black_color
if not face_occlude:
composite.alpha_over(img, over_color, (imgx, imgy), ImageEnhance.Brightness(facemasks[0]).enhance(black_coeff))
# left face
black_coeff, face_occlude = self.get_lighting_coefficient(x - 1, y, z)
if not face_occlude:
composite.alpha_over(img, over_color, (imgx, imgy), ImageEnhance.Brightness(facemasks[1]).enhance(black_coeff))
# right face
black_coeff, face_occlude = self.get_lighting_coefficient(x, y + 1, z)
if not face_occlude:
composite.alpha_over(img, over_color, (imgx, imgy), ImageEnhance.Brightness(facemasks[2]).enhance(black_coeff))
# Draw edge lines
if blockid in (44,): # step block
increment = 6
elif blockid in (78,): # snow
increment = 9
else:
increment = 0
if blockid not in transparent_blocks or blockid in (78,): #special case snow so the outline is still drawn
draw = ImageDraw.Draw(img)
if x != 15 and blocks[x+1,y,z] == 0:
draw.line(((imgx+12,imgy+increment), (imgx+22,imgy+5+increment)), fill=(0,0,0), width=1)
if y != 0 and blocks[x,y-1,z] == 0:
draw.line(((imgx,imgy+6+increment), (imgx+12,imgy+increment)), fill=(0,0,0), width=1)
for entity in tileEntities:
if entity['id'] == 'Sign':
msg=' \n'.join([entity['Text1'], entity['Text2'], entity['Text3'], entity['Text4']])
if msg.strip():
# convert the blockID coordinates from local chunk
# coordinates to global world coordinates
newPOI = dict(type="sign",
x= entity['x'],
y= entity['y'],
z= entity['z'],
msg=msg,
chunk= (self.chunkX, self.chunkY),
)
self.queue.put(["newpoi", newPOI])
# check to see if there are any signs in the persistentData list that are from this chunk.
# if so, remove them from the persistentData list (since they're have been added to the world.POI
# list above.
self.queue.put(['removePOI', (self.chunkX, self.chunkY)])
return img
# Ignore if file doesn't exist, another task could have already
# removed it.
if e.errno != errno.ENOENT:
logging.warning("Could not remove chunk '{0}'!".format(chunkfile))
raise
else:
logging.warning("Removed the corrupt file")
logging.warning("You will need to re-run the Overviewer to fix this chunk")
continue
xpos = -192 + (col - colstart) * 192
ypos = -96 + (row - rowstart) * 96
composite.alpha_over(tileimg, chunkimg.convert("RGB"), (xpos, ypos), chunkimg)
# Save them
tileimg.save(imgpath)
if optimizeimg:
optimize_image(imgpath, imgformat, optimizeimg)
with open(hashpath, "wb") as hashout:
hashout.write(digest)
class FakeResult(object):
def __init__(self, res):
self.res = res
def generate_special_texture(blockID, data):
"""Generates a special texture, such as a correctly facing minecraft track"""
#print "%s has ancillary data: %X" %(blockID, data)
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in chunkpy)
if blockID == 66: # minetrack:
raw_straight = terrain_images[128]
raw_corner = terrain_images[112]
## use transform_image to scale and shear
if data == 0:
track = transform_image(raw_straight, blockID)
elif data == 6:
track = transform_image(raw_corner, blockID)
elif data == 7:
track = transform_image(raw_corner.rotate(270), blockID)
elif data == 8:
# flip
track = transform_image(raw_corner.transpose(Image.FLIP_TOP_BOTTOM).rotate(90),
blockID)
elif data == 9:
track = transform_image(raw_corner.transpose(Image.FLIP_TOP_BOTTOM),
blockID)
elif data == 1:
track = transform_image(raw_straight.rotate(90), blockID)
#slopes
elif data == 2: # slope going up in +x direction
track = transform_image_slope(raw_straight,blockID)
track = track.transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, track, (2,0), track)
# the 2 pixels move is needed to fit with the adjacent tracks
return (img.convert("RGB"), img.split()[3])
elif data == 3: # slope going up in -x direction
# tracks are sprites, in this case we are seeing the "side" of
# the sprite, so draw a line to make it beautiful.
img = Image.new("RGBA", (24,24), (38,92,255,0))
ImageDraw.Draw(img).line([(11,11),(23,17)],fill=(164,164,164))
# grey from track texture (exterior grey).
# the track doesn't start from image corners, be carefull drawing the line!
return (img.convert("RGB"), img.split()[3])
elif data == 4: # slope going up in -y direction
track = transform_image_slope(raw_straight,blockID)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, track, (0,0), track)
return (img.convert("RGB"), img.split()[3])
elif data == 5: # slope going up in +y direction
# same as "data == 3"
img = Image.new("RGBA", (24,24), (38,92,255,0))
ImageDraw.Draw(img).line([(1,17),(12,11)],fill=(164,164,164))
return (img.convert("RGB"), img.split()[3])
else: # just in case
track = transform_image(raw_straight, blockID)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, track, (0,12), track)
return (img.convert("RGB"), img.split()[3])
if blockID == 59: # crops
raw_crop = terrain_images[88+data]
crop1 = transform_image(raw_crop, blockID)
crop2 = transform_image_side(raw_crop, blockID)
crop3 = crop2.transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, crop1, (0,12), crop1)
composite.alpha_over(img, crop2, (6,3), crop2)
composite.alpha_over(img, crop3, (6,3), crop3)
return (img.convert("RGB"), img.split()[3])
if blockID == 61: #furnace
top = transform_image(terrain_images[62])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[44]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID in (86,91): # jack-o-lantern
top = transform_image(terrain_images[102])
frontID = 119 if blockID == 86 else 120
side1 = transform_image_side(terrain_images[frontID])
side2 = transform_image_side(terrain_images[118]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 62: # lit furnace
top = transform_image(terrain_images[62])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[45+16]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 23: # dispenser
top = transform_image(terrain_images[62])
side1 = transform_image_side(terrain_images[46])
side2 = transform_image_side(terrain_images[45]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 65: # ladder
raw_texture = terrain_images[83]
#print "ladder is facing: %d" % data
if data == 5:
# normally this ladder would be obsured by the block it's attached to
# but since ladders can apparently be placed on transparent blocks, we
# have to render this thing anyway. same for data == 2
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (0,6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 2:
tex = transform_image_side(raw_texture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (12,6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 3:
tex = transform_image_side(raw_texture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (0,0), tex)
return (img.convert("RGB"), img.split()[3])
if data == 4:
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (12,0), tex)
return (img.convert("RGB"), img.split()[3])
if blockID in (64,71): #wooden door, or iron door
if data & 0x8 == 0x8: # top of the door
raw_door = terrain_images[81 if blockID == 64 else 82]
else: # bottom of the door
raw_door = terrain_images[97 if blockID == 64 else 98]
# if you want to render all doors as closed, then force
# force swung to be False
if data & 0x4 == 0x4:
swung=True
else:
swung=False
# mask out the high bits to figure out the orientation
img = Image.new("RGBA", (24,24), (38,92,255,0))
if (data & 0x03) == 0:
if not swung:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (0,6), tex)
else:
# flip first to set the doornob on the correct side
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
tex = tex.transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0,0), tex)
if (data & 0x03) == 1:
if not swung:
tex = transform_image_side(raw_door).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0,0), tex)
else:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (12,0), tex)
if (data & 0x03) == 2:
if not swung:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (12,0), tex)
else:
tex = transform_image_side(raw_door).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12,6), tex)
if (data & 0x03) == 3:
if not swung:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT)).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12,6), tex)
else:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (0,6), tex)
return (img.convert("RGB"), img.split()[3])
if blockID == 2: # grass
top = transform_image(tintTexture(terrain_images[0],(115,175,71)))
side1 = transform_image_side(terrain_images[3])
side2 = transform_image_side(terrain_images[3]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 51: # fire
firetexture = _load_image("fire.png")
side1 = transform_image_side(firetexture)
side2 = transform_image_side(firetexture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (12,0), side1)
composite.alpha_over(img, side2, (0,0), side2)
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
return (img.convert("RGB"), img.split()[3])
if blockID == 18: # leaves
t = tintTexture(terrain_images[52], (37, 118, 25))
top = transform_image(t)
side1 = transform_image_side(t)
side2 = transform_image_side(t).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 17: # wood: normal, birch and pines
top = terrain_images[21]
if data == 0:
side = terrain_images[20]
img = _build_block(top, side, 17)
return (img.convert("RGB"), img.split()[3])
if data == 1:
side = terrain_images[116]
img = _build_block(top, side, 17)
return (img.convert("RGB"), img.split()[3])
if data == 2:
side = terrain_images[117]
img = _build_block(top, side, 17)
return (img.convert("RGB"), img.split()[3])
if blockID == 35: # wool
if data == 0: # white
top = side = terrain_images[64]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 1: # orange
top = side = terrain_images[210]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 2: # magenta
top = side = terrain_images[194]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 3: # light blue
top = side = terrain_images[178]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 4: # yellow
top = side = terrain_images[162]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 5: # light green
top = side = terrain_images[146]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 6: # pink
top = side = terrain_images[130]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 7: # grey
top = side = terrain_images[114]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 8: # light grey
top = side = terrain_images[225]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 9: # cyan
top = side = terrain_images[209]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 10: # purple
top = side = terrain_images[193]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 11: # blue
top = side = terrain_images[177]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 12: # brown
top = side = terrain_images[161]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 13: # dark green
top = side = terrain_images[145]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 14: # red
top = side = terrain_images[129]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 15: # black
top = side = terrain_images[113]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if blockID == 85: # fences
# create needed images for Big stick fence
raw_texture = terrain_images[4]
raw_fence_top = Image.new("RGBA", (16,16), (38,92,255,0))
raw_fence_side = Image.new("RGBA", (16,16), (38,92,255,0))
fence_top_mask = Image.new("RGBA", (16,16), (38,92,255,0))
fence_side_mask = Image.new("RGBA", (16,16), (38,92,255,0))
# generate the masks images for textures of the fence
ImageDraw.Draw(fence_top_mask).rectangle((6,6,9,9),outline=(0,0,0),fill=(0,0,0))
ImageDraw.Draw(fence_side_mask).rectangle((6,1,9,15),outline=(0,0,0),fill=(0,0,0))
# create textures top and side for fence big stick
composite.alpha_over(raw_fence_top,raw_texture,(0,0),fence_top_mask)
composite.alpha_over(raw_fence_side,raw_texture,(0,0),fence_side_mask)
# Create the sides and the top of the big stick
fence_side = transform_image_side(raw_fence_side,85)
fence_other_side = fence_side.transpose(Image.FLIP_LEFT_RIGHT)
fence_top = transform_image(raw_fence_top,85)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = fence_side.split()[3]
fence_side = ImageEnhance.Brightness(fence_side).enhance(0.9)
fence_side.putalpha(sidealpha)
othersidealpha = fence_other_side.split()[3]
fence_other_side = ImageEnhance.Brightness(fence_other_side).enhance(0.8)
fence_other_side.putalpha(othersidealpha)
# Compose the fence big stick
fence_big = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(fence_big,fence_side, (4,4),fence_side)
composite.alpha_over(fence_big,fence_other_side, (8,4),fence_other_side)
composite.alpha_over(fence_big,fence_top, (-1,1),fence_top)
# Now render the small sticks.
# Create needed images
raw_fence_small_side = Image.new("RGBA", (16,16), (38,92,255,0))
fence_small_side_mask = Image.new("RGBA", (16,16), (38,92,255,0))
# Generate mask
ImageDraw.Draw(fence_small_side_mask).rectangle((10,1,15,3),outline=(0,0,0),fill=(0,0,0))
ImageDraw.Draw(fence_small_side_mask).rectangle((10,7,15,9),outline=(0,0,0),fill=(0,0,0))
# create the texture for the side of small sticks fence
composite.alpha_over(raw_fence_small_side,raw_texture,(0,0),fence_small_side_mask)
# Create the sides and the top of the small sticks
fence_small_side = transform_image_side(raw_fence_small_side,85)
fence_small_other_side = fence_small_side.transpose(Image.FLIP_LEFT_RIGHT)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = fence_small_other_side.split()[3]
fence_small_other_side = ImageEnhance.Brightness(fence_small_other_side).enhance(0.9)
fence_small_other_side.putalpha(sidealpha)
sidealpha = fence_small_side.split()[3]
fence_small_side = ImageEnhance.Brightness(fence_small_side).enhance(0.9)
fence_small_side.putalpha(sidealpha)
# Create img to compose the fence
img = Image.new("RGBA", (24,24), (38,92,255,0))
# Position of fence small sticks in img.
# These postitions are strange because the small sticks of the
# fence are at the very left and at the very right of the 16x16 images
pos_top_left = (-2,0)
pos_top_right = (14,0)
pos_bottom_right = (6,4)
pos_bottom_left = (6,4)
# +x axis points top right direction
# +y axis points bottom right direction
# First compose small sticks in the back of the image,
# then big stick and thecn small sticks in the front.
if (data & 0b0001) == 1:
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
if (data & 0b1000) == 8:
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
if (data & 0b0010) == 2:
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
if (data & 0b0100) == 4:
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
return None
def _build_block(top, side, blockID=None):
"""From a top texture and a side texture, build a block image.
top and side should be 16x16 image objects. Returns a 24x24 image
"""
img = Image.new("RGBA", (24,24), (38,92,255,0))
top = transform_image(top, blockID)
if not side:
composite.alpha_over(img, top, (0,0), top)
return img
side = transform_image_side(side, blockID)
otherside = side.transpose(Image.FLIP_LEFT_RIGHT)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = side.split()[3]
side = ImageEnhance.Brightness(side).enhance(0.9)
side.putalpha(sidealpha)
othersidealpha = otherside.split()[3]
otherside = ImageEnhance.Brightness(otherside).enhance(0.8)
otherside.putalpha(othersidealpha)
## special case for non-block things
# TODO once torches are handled by generate_special_texture, remove
# them from this list
if blockID in (37,38,6,39,40,50,83): ## flowers, sapling, mushrooms, regular torch, reeds
# instead of pasting these blocks at the cube edges, place them in the middle:
# and omit the top
composite.alpha_over(img, side, (6,3), side)
composite.alpha_over(img, otherside, (6,3), otherside)
return img
if blockID in (81,): # cacti!
composite.alpha_over(img, side, (2,6), side)
composite.alpha_over(img, otherside, (10,6), otherside)
composite.alpha_over(img, top, (0,2), top)
elif blockID in (44,): # half step
# shift each texture down 6 pixels
composite.alpha_over(img, side, (0,12), side)
composite.alpha_over(img, otherside, (12,12), otherside)
composite.alpha_over(img, top, (0,6), top)
elif blockID in (78,): # snow
# shift each texture down 9 pixels
composite.alpha_over(img, side, (0,6), side)
composite.alpha_over(img, otherside, (12,6), otherside)
composite.alpha_over(img, top, (0,9), top)
else:
composite.alpha_over(img, side, (0,6), side)
composite.alpha_over(img, otherside, (12,6), otherside)
composite.alpha_over(img, top, (0,0), top)
# Manually touch up 6 pixels that leave a gap because of how the
# shearing works out. This makes the blocks perfectly tessellate-able
for x,y in [(13,23), (17,21), (21,19)]:
# Copy a pixel to x,y from x-1,y
img.putpixel((x,y), img.getpixel((x-1,y)))
for x,y in [(3,4), (7,2), (11,0)]:
# Copy a pixel to x,y from x+1,y
img.putpixel((x,y), img.getpixel((x+1,y)))
return img
def chunk_render(self, img=None, xoff=0, yoff=0, cave=False):
"""Renders a chunk with the given parameters, and returns the image.
If img is given, the chunk is rendered to that image object. Otherwise,
a new one is created. xoff and yoff are offsets in the image.
For cave mode, all blocks that have any direct sunlight are not
rendered, and blocks are drawn with a color tint depending on their
depth."""
blocks = self.blocks
if cave:
# Cave mode. Actually go through and 0 out all blocks that are not in a
# cave, so that it only renders caves.
# Places where the skylight is not 0 (there's some amount of skylight
# touching it) change it to something that won't get rendered, AND
# won't get counted as "transparent".
blocks = blocks.copy()
blocks[self.skylight != 0] = 21
blockData = get_blockdata_array(self.level)
blockData_expanded = numpy.empty((16,16,128), dtype=numpy.uint8)
# Even elements get the lower 4 bits
blockData_expanded[:,:,::2] = blockData & 0x0F
# Odd elements get the upper 4 bits
blockData_expanded[:,:,1::2] = blockData >> 4
tileEntities = get_tileentity_data(self.level)
# Each block is 24x24
# The next block on the X axis adds 12px to x and subtracts 6px from y in the image
# The next block on the Y axis adds 12px to x and adds 6px to y in the image
# The next block up on the Z axis subtracts 12 from y axis in the image
# Since there are 16x16x128 blocks in a chunk, the image will be 384x1728
# (height is 128*12 high, plus the size of the horizontal plane: 16*12)
if not img:
img = Image.new("RGBA", (384, 1728), (38,92,255,0))
for x,y,z,imgx,imgy in iterate_chunkblocks(xoff,yoff):
blockid = blocks[x,y,z]
# the following blocks don't have textures that can be pre-computed from the blockid
# alone. additional data is required.
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in textures.py)
## minecart track, crops, ladder, doors, etc.
if blockid in textures.special_blocks:
# also handle furnaces here, since one side has a different texture than the other
ancilData = blockData_expanded[x,y,z]
try:
t = textures.specialblockmap[(blockid, ancilData)]
except KeyError:
t = None
else:
t = textures.blockmap[blockid]
if not t:
continue
# Check if this block is occluded
if cave and (
x == 0 and y != 15 and z != 127
):
# If it's on the x face, only render if there's a
# transparent block in the y+1 direction OR the z-1
# direction
if (
blocks[x,y+1,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif cave and (
y == 15 and x != 0 and z != 127
):
# If it's on the facing y face, only render if there's
# a transparent block in the x-1 direction OR the z-1
# direction
if (
blocks[x-1,y,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif cave and (
y == 15 and x == 0 and z != 127
):
# If it's on the facing edge, only render if what's
# above it is transparent
if (
blocks[x,y,z+1] not in transparent_blocks
):
continue
elif (
# Normal block or not cave mode, check sides for
# transparentcy or render unconditionally if it's
# on a shown face
x != 0 and y != 15 and z != 127 and
blocks[x-1,y,z] not in transparent_blocks and
blocks[x,y+1,z] not in transparent_blocks and
blocks[x,y,z+1] not in transparent_blocks
):
# Don't render if all sides aren't transparent and
# we're not on the edge
continue
# Draw the actual block on the image. For cave images,
# tint the block with a color proportional to its depth
if cave:
# no lighting for cave -- depth is probably more useful
composite.alpha_over(img, Image.blend(t[0],depth_colors[z],0.3), (imgx, imgy), t[1])
else:
if not self.world.lighting:
# no lighting at all
composite.alpha_over(img, t[0], (imgx, imgy), t[1])
elif blockid in transparent_blocks:
# transparent means draw the whole
# block shaded with the current
# block's light
black_coeff, _ = self.get_lighting_coefficient(x, y, z)
composite.alpha_over(img, Image.blend(t[0], black_color, black_coeff), (imgx, imgy), t[1])
else:
# draw each face lit appropriately,
# but first just draw the block
composite.alpha_over(img, t[0], (imgx, imgy), t[1])
# top face
black_coeff, face_occlude = self.get_lighting_coefficient(x, y, z + 1)
if not face_occlude:
composite.alpha_over(img, black_color, (imgx, imgy), ImageEnhance.Brightness(facemasks[0]).enhance(black_coeff))
# left face
black_coeff, face_occlude = self.get_lighting_coefficient(x - 1, y, z)
if not face_occlude:
composite.alpha_over(img, black_color, (imgx, imgy), ImageEnhance.Brightness(facemasks[1]).enhance(black_coeff))
# right face
black_coeff, face_occlude = self.get_lighting_coefficient(x, y + 1, z)
if not face_occlude:
composite.alpha_over(img, black_color, (imgx, imgy), ImageEnhance.Brightness(facemasks[2]).enhance(black_coeff))
# Draw edge lines
if blockid in (44,): # step block
increment = 6
elif blockid in (78,): # snow
increment = 9
else:
increment = 0
if blockid not in transparent_blocks or blockid in (78,): #special case snow so the outline is still drawn
draw = ImageDraw.Draw(img)
if x != 15 and blocks[x+1,y,z] == 0:
draw.line(((imgx+12,imgy+increment), (imgx+22,imgy+5+increment)), fill=(0,0,0), width=1)
if y != 0 and blocks[x,y-1,z] == 0:
draw.line(((imgx,imgy+6+increment), (imgx+12,imgy+increment)), fill=(0,0,0), width=1)
for entity in tileEntities:
if entity['id'] == 'Sign':
# convert the blockID coordinates from local chunk
# coordinates to global world coordinates
newPOI = dict(type="sign",
x= entity['x'],
y= entity['y'],
z= entity['z'],
msg="%s\n%s\n%s\n%s" %
(entity['Text1'], entity['Text2'], entity['Text3'], entity['Text4']),
chunk= (self.chunkX, self.chunkY),
)
self.queue.put(["newpoi", newPOI])
# check to see if there are any signs in the persistentData list that are from this chunk.
# if so, remove them from the persistentData list (since they're have been added to the world.POI
# list above.
self.queue.put(['removePOI', (self.chunkX, self.chunkY)])
return img
def generate_special_texture(blockID, data):
"""Generates a special texture, such as a correctly facing minecraft track"""
#print "%s has ancillary data: %X" %(blockID, data)
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in chunkpy)
if blockID == 66: # minetrack:
raw_straight = terrain_images[128]
raw_corner = terrain_images[112]
## use transform_image to scale and shear
if data == 0:
track = transform_image(raw_straight, blockID)
elif data == 6:
track = transform_image(raw_corner, blockID)
elif data == 7:
track = transform_image(raw_corner.rotate(270), blockID)
elif data == 8:
# flip
track = transform_image(raw_corner.transpose(Image.FLIP_TOP_BOTTOM).rotate(90),
blockID)
elif data == 9:
track = transform_image(raw_corner.transpose(Image.FLIP_TOP_BOTTOM),
blockID)
elif data == 1:
track = transform_image(raw_straight.rotate(90), blockID)
else:
# TODO render carts that slop up or down
track = transform_image(raw_straight, blockID)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, track, (0,12), track)
return (img.convert("RGB"), img.split()[3])
if blockID == 59: # crops
raw_crop = terrain_images[88+data]
crop1 = transform_image(raw_crop, blockID)
crop2 = transform_image_side(raw_crop, blockID)
crop3 = crop2.transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, crop1, (0,12), crop1)
composite.alpha_over(img, crop2, (6,3), crop2)
composite.alpha_over(img, crop3, (6,3), crop3)
return (img.convert("RGB"), img.split()[3])
if blockID == 61: #furnace
top = transform_image(terrain_images[1])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[44]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID in (86,91): # jack-o-lantern
top = transform_image(terrain_images[102])
frontID = 119 if blockID == 86 else 120
side1 = transform_image_side(terrain_images[frontID])
side2 = transform_image_side(terrain_images[118]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 62: # lit furnace
top = transform_image(terrain_images[1])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[45+16]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 65: # ladder
raw_texture = terrain_images[83]
#print "ladder is facing: %d" % data
if data == 5:
# normally this ladder would be obsured by the block it's attached to
# but since ladders can apparently be placed on transparent blocks, we
# have to render this thing anyway. same for data == 2
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (0,6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 2:
tex = transform_image_side(raw_texture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (12,6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 3:
tex = transform_image_side(raw_texture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (0,0), tex)
return (img.convert("RGB"), img.split()[3])
if data == 4:
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (12,0), tex)
return (img.convert("RGB"), img.split()[3])
if blockID in (64,71): #wooden door, or iron door
if data & 0x8 == 0x8: # top of the door
raw_door = terrain_images[81 if blockID == 64 else 82]
else: # bottom of the door
raw_door = terrain_images[97 if blockID == 64 else 98]
# if you want to render all doors as closed, then force
# force swung to be False
if data & 0x4 == 0x4:
swung=True
else:
swung=False
# mask out the high bits to figure out the orientation
img = Image.new("RGBA", (24,24), (38,92,255,0))
if (data & 0x03) == 0:
if not swung:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (0,6), tex)
else:
# flip first to set the doornob on the correct side
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
tex = tex.transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0,0), tex)
if (data & 0x03) == 1:
if not swung:
tex = transform_image_side(raw_door).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0,0), tex)
else:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (12,0), tex)
if (data & 0x03) == 2:
if not swung:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (12,0), tex)
else:
tex = transform_image_side(raw_door).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12,6), tex)
if (data & 0x03) == 3:
if not swung:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT)).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12,6), tex)
else:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (0,6), tex)
return (img.convert("RGB"), img.split()[3])
if blockID == 2: # grass
top = transform_image(tintTexture(terrain_images[0],(170,255,50)))
side1 = transform_image_side(terrain_images[3])
side2 = transform_image_side(terrain_images[3]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 18: # leaves
t = tintTexture(terrain_images[52], (170, 255, 50))
top = transform_image(t)
side1 = transform_image_side(t)
side2 = transform_image_side(t).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
return None
# removed it.
if e.errno != errno.ENOENT:
logging.warning(
"Could not remove chunk '{0}'!".format(chunkfile))
raise
else:
logging.warning("Removed the corrupt file")
logging.warning(
"You will need to re-run the Overviewer to fix this chunk")
continue
xpos = -192 + (col - colstart) * 192
ypos = -96 + (row - rowstart) * 96
composite.alpha_over(tileimg, chunkimg.convert("RGB"), (xpos, ypos),
chunkimg)
# Save them
tileimg.save(imgpath)
if optimizeimg:
optimize_image(imgpath, imgformat, optimizeimg)
with open(hashpath, "wb") as hashout:
hashout.write(digest)
class FakeResult(object):
def __init__(self, res):
self.res = res
def generate_special_texture(blockID, data):
"""Generates a special texture, such as a correctly facing minecraft track"""
#print "%s has ancillary data: %X" %(blockID, data)
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in chunkpy)
if blockID == 66: # minetrack:
raw_straight = terrain_images[128]
raw_corner = terrain_images[112]
## use transform_image to scale and shear
if data == 0:
track = transform_image(raw_straight, blockID)
elif data == 6:
track = transform_image(raw_corner, blockID)
elif data == 7:
track = transform_image(raw_corner.rotate(270), blockID)
elif data == 8:
# flip
track = transform_image(
raw_corner.transpose(Image.FLIP_TOP_BOTTOM).rotate(90),
blockID)
elif data == 9:
track = transform_image(
raw_corner.transpose(Image.FLIP_TOP_BOTTOM), blockID)
elif data == 1:
track = transform_image(raw_straight.rotate(90), blockID)
#slopes
elif data == 2: # slope going up in +x direction
track = transform_image_slope(raw_straight, blockID)
track = track.transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, track, (2, 0), track)
# the 2 pixels move is needed to fit with the adjacent tracks
return (img.convert("RGB"), img.split()[3])
elif data == 3: # slope going up in -x direction
# tracks are sprites, in this case we are seeing the "side" of
# the sprite, so draw a line to make it beautiful.
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
ImageDraw.Draw(img).line([(11, 11), (23, 17)],
fill=(164, 164, 164))
# grey from track texture (exterior grey).
# the track doesn't start from image corners, be carefull drawing the line!
return (img.convert("RGB"), img.split()[3])
elif data == 4: # slope going up in -y direction
track = transform_image_slope(raw_straight, blockID)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, track, (0, 0), track)
return (img.convert("RGB"), img.split()[3])
elif data == 5: # slope going up in +y direction
# same as "data == 3"
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
ImageDraw.Draw(img).line([(1, 17), (12, 11)], fill=(164, 164, 164))
return (img.convert("RGB"), img.split()[3])
else: # just in case
track = transform_image(raw_straight, blockID)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, track, (0, 12), track)
return (img.convert("RGB"), img.split()[3])
if blockID == 59: # crops
raw_crop = terrain_images[88 + data]
crop1 = transform_image(raw_crop, blockID)
crop2 = transform_image_side(raw_crop, blockID)
crop3 = crop2.transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, crop1, (0, 12), crop1)
composite.alpha_over(img, crop2, (6, 3), crop2)
composite.alpha_over(img, crop3, (6, 3), crop3)
return (img.convert("RGB"), img.split()[3])
if blockID == 61: #furnace
top = transform_image(terrain_images[62])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[44]).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
composite.alpha_over(img, top, (0, 0), top)
return (img.convert("RGB"), img.split()[3])
if blockID in (86, 91): # jack-o-lantern
top = transform_image(terrain_images[102])
frontID = 119 if blockID == 86 else 120
side1 = transform_image_side(terrain_images[frontID])
side2 = transform_image_side(terrain_images[118]).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
composite.alpha_over(img, top, (0, 0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 62: # lit furnace
top = transform_image(terrain_images[62])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[45 + 16]).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
composite.alpha_over(img, top, (0, 0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 23: # dispenser
top = transform_image(terrain_images[62])
side1 = transform_image_side(terrain_images[46])
side2 = transform_image_side(terrain_images[45]).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
composite.alpha_over(img, top, (0, 0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 65: # ladder
raw_texture = terrain_images[83]
#print "ladder is facing: %d" % data
if data == 5:
# normally this ladder would be obsured by the block it's attached to
# but since ladders can apparently be placed on transparent blocks, we
# have to render this thing anyway. same for data == 2
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, tex, (0, 6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 2:
tex = transform_image_side(raw_texture).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, tex, (12, 6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 3:
tex = transform_image_side(raw_texture).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, tex, (0, 0), tex)
return (img.convert("RGB"), img.split()[3])
if data == 4:
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, tex, (12, 0), tex)
return (img.convert("RGB"), img.split()[3])
if blockID in (64, 71): #wooden door, or iron door
if data & 0x8 == 0x8: # top of the door
raw_door = terrain_images[81 if blockID == 64 else 82]
else: # bottom of the door
raw_door = terrain_images[97 if blockID == 64 else 98]
# if you want to render all doors as closed, then force
# force swung to be False
if data & 0x4 == 0x4:
swung = True
else:
swung = False
# mask out the high bits to figure out the orientation
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
if (data & 0x03) == 0:
if not swung:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (0, 6), tex)
else:
# flip first to set the doornob on the correct side
tex = transform_image_side(
raw_door.transpose(Image.FLIP_LEFT_RIGHT))
tex = tex.transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0, 0), tex)
if (data & 0x03) == 1:
if not swung:
tex = transform_image_side(raw_door).transpose(
Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0, 0), tex)
else:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (12, 0), tex)
if (data & 0x03) == 2:
if not swung:
tex = transform_image_side(
raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (12, 0), tex)
else:
tex = transform_image_side(raw_door).transpose(
Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12, 6), tex)
if (data & 0x03) == 3:
if not swung:
tex = transform_image_side(
raw_door.transpose(Image.FLIP_LEFT_RIGHT)).transpose(
Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12, 6), tex)
else:
tex = transform_image_side(
raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (0, 6), tex)
return (img.convert("RGB"), img.split()[3])
if blockID == 2: # grass
top = transform_image(tintTexture(terrain_images[0], (115, 175, 71)))
side1 = transform_image_side(terrain_images[3])
side2 = transform_image_side(terrain_images[3]).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
composite.alpha_over(img, top, (0, 0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 51: # fire
firetexture = _load_image("fire.png")
side1 = transform_image_side(firetexture)
side2 = transform_image_side(firetexture).transpose(
Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (12, 0), side1)
composite.alpha_over(img, side2, (0, 0), side2)
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
return (img.convert("RGB"), img.split()[3])
if blockID == 18: # leaves
t = tintTexture(terrain_images[52], (37, 118, 25))
top = transform_image(t)
side1 = transform_image_side(t)
side2 = transform_image_side(t).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(img, side1, (0, 6), side1)
composite.alpha_over(img, side2, (12, 6), side2)
composite.alpha_over(img, top, (0, 0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 17: # wood: normal, birch and pines
top = terrain_images[21]
if data == 0:
side = terrain_images[20]
img = _build_block(top, side, 17)
return (img.convert("RGB"), img.split()[3])
if data == 1:
side = terrain_images[116]
img = _build_block(top, side, 17)
return (img.convert("RGB"), img.split()[3])
if data == 2:
side = terrain_images[117]
img = _build_block(top, side, 17)
return (img.convert("RGB"), img.split()[3])
if blockID == 35: # wool
if data == 0: # white
top = side = terrain_images[64]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 1: # orange
top = side = terrain_images[210]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 2: # magenta
top = side = terrain_images[194]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 3: # light blue
top = side = terrain_images[178]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 4: # yellow
top = side = terrain_images[162]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 5: # light green
top = side = terrain_images[146]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 6: # pink
top = side = terrain_images[130]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 7: # grey
top = side = terrain_images[114]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 8: # light grey
top = side = terrain_images[225]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 9: # cyan
top = side = terrain_images[209]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 10: # purple
top = side = terrain_images[193]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 11: # blue
top = side = terrain_images[177]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 12: # brown
top = side = terrain_images[161]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 13: # dark green
top = side = terrain_images[145]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 14: # red
top = side = terrain_images[129]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if data == 15: # black
top = side = terrain_images[113]
img = _build_block(top, side, 35)
return (img.convert("RGB"), img.split()[3])
if blockID == 85: # fences
# create needed images for Big stick fence
raw_texture = terrain_images[4]
raw_fence_top = Image.new("RGBA", (16, 16), (38, 92, 255, 0))
raw_fence_side = Image.new("RGBA", (16, 16), (38, 92, 255, 0))
fence_top_mask = Image.new("RGBA", (16, 16), (38, 92, 255, 0))
fence_side_mask = Image.new("RGBA", (16, 16), (38, 92, 255, 0))
# generate the masks images for textures of the fence
ImageDraw.Draw(fence_top_mask).rectangle((6, 6, 9, 9),
outline=(0, 0, 0),
fill=(0, 0, 0))
ImageDraw.Draw(fence_side_mask).rectangle((6, 1, 9, 15),
outline=(0, 0, 0),
fill=(0, 0, 0))
# create textures top and side for fence big stick
composite.alpha_over(raw_fence_top, raw_texture, (0, 0),
fence_top_mask)
composite.alpha_over(raw_fence_side, raw_texture, (0, 0),
fence_side_mask)
# Create the sides and the top of the big stick
fence_side = transform_image_side(raw_fence_side, 85)
fence_other_side = fence_side.transpose(Image.FLIP_LEFT_RIGHT)
fence_top = transform_image(raw_fence_top, 85)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = fence_side.split()[3]
fence_side = ImageEnhance.Brightness(fence_side).enhance(0.9)
fence_side.putalpha(sidealpha)
othersidealpha = fence_other_side.split()[3]
fence_other_side = ImageEnhance.Brightness(fence_other_side).enhance(
0.8)
fence_other_side.putalpha(othersidealpha)
# Compose the fence big stick
fence_big = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
composite.alpha_over(fence_big, fence_side, (4, 4), fence_side)
composite.alpha_over(fence_big, fence_other_side, (8, 4),
fence_other_side)
composite.alpha_over(fence_big, fence_top, (-1, 1), fence_top)
# Now render the small sticks.
# Create needed images
raw_fence_small_side = Image.new("RGBA", (16, 16), (38, 92, 255, 0))
fence_small_side_mask = Image.new("RGBA", (16, 16), (38, 92, 255, 0))
# Generate mask
ImageDraw.Draw(fence_small_side_mask).rectangle((10, 1, 15, 3),
outline=(0, 0, 0),
fill=(0, 0, 0))
ImageDraw.Draw(fence_small_side_mask).rectangle((10, 7, 15, 9),
outline=(0, 0, 0),
fill=(0, 0, 0))
# create the texture for the side of small sticks fence
composite.alpha_over(raw_fence_small_side, raw_texture, (0, 0),
fence_small_side_mask)
# Create the sides and the top of the small sticks
fence_small_side = transform_image_side(raw_fence_small_side, 85)
fence_small_other_side = fence_small_side.transpose(
Image.FLIP_LEFT_RIGHT)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = fence_small_other_side.split()[3]
fence_small_other_side = ImageEnhance.Brightness(
fence_small_other_side).enhance(0.9)
fence_small_other_side.putalpha(sidealpha)
sidealpha = fence_small_side.split()[3]
fence_small_side = ImageEnhance.Brightness(fence_small_side).enhance(
0.9)
fence_small_side.putalpha(sidealpha)
# Create img to compose the fence
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
# Position of fence small sticks in img.
# These postitions are strange because the small sticks of the
# fence are at the very left and at the very right of the 16x16 images
pos_top_left = (-2, 0)
pos_top_right = (14, 0)
pos_bottom_right = (6, 4)
pos_bottom_left = (6, 4)
# +x axis points top right direction
# +y axis points bottom right direction
# First compose small sticks in the back of the image,
# then big stick and thecn small sticks in the front.
if (data & 0b0001) == 1:
composite.alpha_over(img, fence_small_side, pos_top_left,
fence_small_side) # top left
if (data & 0b1000) == 8:
composite.alpha_over(img, fence_small_other_side, pos_top_right,
fence_small_other_side) # top right
composite.alpha_over(img, fence_big, (0, 0), fence_big)
if (data & 0b0010) == 2:
composite.alpha_over(img, fence_small_other_side, pos_bottom_left,
fence_small_other_side) # bottom left
if (data & 0b0100) == 4:
composite.alpha_over(img, fence_small_side, pos_bottom_right,
fence_small_side) # bottom right
return (img.convert("RGB"), img.split()[3])
if blockID in (43, 44): # slab and double-slab
if data == 0: # stone slab
top = terrain_images[6]
side = terrain_images[5]
img = _build_block(top, side, blockID)
return (img.convert("RGB"), img.split()[3])
if data == 1: # stone slab
top = terrain_images[176]
side = terrain_images[192]
img = _build_block(top, side, blockID)
return (img.convert("RGB"), img.split()[3])
if data == 2: # wooden slab
top = side = terrain_images[4]
img = _build_block(top, side, blockID)
return (img.convert("RGB"), img.split()[3])
if data == 3: # cobblestone slab
top = side = terrain_images[16]
img = _build_block(top, side, blockID)
return (img.convert("RGB"), img.split()[3])
return None
def _build_block(top, side, blockID=None):
"""From a top texture and a side texture, build a block image.
top and side should be 16x16 image objects. Returns a 24x24 image
"""
img = Image.new("RGBA", (24, 24), (38, 92, 255, 0))
top = transform_image(top, blockID)
if not side:
composite.alpha_over(img, top, (0, 0), top)
return img
side = transform_image_side(side, blockID)
otherside = side.transpose(Image.FLIP_LEFT_RIGHT)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = side.split()[3]
side = ImageEnhance.Brightness(side).enhance(0.9)
side.putalpha(sidealpha)
othersidealpha = otherside.split()[3]
otherside = ImageEnhance.Brightness(otherside).enhance(0.8)
otherside.putalpha(othersidealpha)
## special case for non-block things
# TODO once torches are handled by generate_special_texture, remove
# them from this list
if blockID in (37, 38, 6, 39, 40, 50,
83): ## flowers, sapling, mushrooms, regular torch, reeds
# instead of pasting these blocks at the cube edges, place them in the middle:
# and omit the top
composite.alpha_over(img, side, (6, 3), side)
composite.alpha_over(img, otherside, (6, 3), otherside)
return img
if blockID in (81, ): # cacti!
composite.alpha_over(img, side, (2, 6), side)
composite.alpha_over(img, otherside, (10, 6), otherside)
composite.alpha_over(img, top, (0, 2), top)
elif blockID in (44, ): # half step
# shift each texture down 6 pixels
composite.alpha_over(img, side, (0, 12), side)
composite.alpha_over(img, otherside, (12, 12), otherside)
composite.alpha_over(img, top, (0, 6), top)
elif blockID in (78, ): # snow
# shift each texture down 9 pixels
composite.alpha_over(img, side, (0, 6), side)
composite.alpha_over(img, otherside, (12, 6), otherside)
composite.alpha_over(img, top, (0, 9), top)
else:
composite.alpha_over(img, side, (0, 6), side)
composite.alpha_over(img, otherside, (12, 6), otherside)
composite.alpha_over(img, top, (0, 0), top)
# Manually touch up 6 pixels that leave a gap because of how the
# shearing works out. This makes the blocks perfectly tessellate-able
for x, y in [(13, 23), (17, 21), (21, 19)]:
# Copy a pixel to x,y from x-1,y
img.putpixel((x, y), img.getpixel((x - 1, y)))
for x, y in [(3, 4), (7, 2), (11, 0)]:
# Copy a pixel to x,y from x+1,y
img.putpixel((x, y), img.getpixel((x + 1, y)))
return img
def generate_special_texture(blockID, data):
"""Generates a special texture, such as a correctly facing minecraft track"""
#print "%s has ancillary data: %X" %(blockID, data)
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in chunkpy)
if blockID == 66: # minetrack:
raw_straight = terrain_images[128]
raw_corner = terrain_images[112]
## use transform_image to scale and shear
if data == 0:
track = transform_image(raw_straight, blockID)
elif data == 6:
track = transform_image(raw_corner, blockID)
elif data == 7:
track = transform_image(raw_corner.rotate(270), blockID)
elif data == 8:
# flip
track = transform_image(raw_corner.transpose(Image.FLIP_TOP_BOTTOM).rotate(90),
blockID)
elif data == 9:
track = transform_image(raw_corner.transpose(Image.FLIP_TOP_BOTTOM),
blockID)
elif data == 1:
track = transform_image(raw_straight.rotate(90), blockID)
else:
# TODO render carts that slop up or down
track = transform_image(raw_straight, blockID)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, track, (0,12), track)
return (img.convert("RGB"), img.split()[3])
if blockID == 59: # crops
raw_crop = terrain_images[88+data]
crop1 = transform_image(raw_crop, blockID)
crop2 = transform_image_side(raw_crop, blockID)
crop3 = crop2.transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, crop1, (0,12), crop1)
composite.alpha_over(img, crop2, (6,3), crop2)
composite.alpha_over(img, crop3, (6,3), crop3)
return (img.convert("RGB"), img.split()[3])
if blockID == 61: #furnace
top = transform_image(terrain_images[1])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[44]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID in (86,91): # jack-o-lantern
top = transform_image(terrain_images[102])
frontID = 119 if blockID == 86 else 120
side1 = transform_image_side(terrain_images[frontID])
side2 = transform_image_side(terrain_images[118]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 62: # lit furnace
top = transform_image(terrain_images[1])
side1 = transform_image_side(terrain_images[45])
side2 = transform_image_side(terrain_images[45+16]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 65: # ladder
raw_texture = terrain_images[83]
#print "ladder is facing: %d" % data
if data == 5:
# normally this ladder would be obsured by the block it's attached to
# but since ladders can apparently be placed on transparent blocks, we
# have to render this thing anyway. same for data == 2
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (0,6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 2:
tex = transform_image_side(raw_texture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (12,6), tex)
return (img.convert("RGB"), img.split()[3])
if data == 3:
tex = transform_image_side(raw_texture).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (0,0), tex)
return (img.convert("RGB"), img.split()[3])
if data == 4:
tex = transform_image_side(raw_texture)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, tex, (12,0), tex)
return (img.convert("RGB"), img.split()[3])
if blockID in (64,71): #wooden door, or iron door
if data & 0x8 == 0x8: # top of the door
raw_door = terrain_images[81 if blockID == 64 else 82]
else: # bottom of the door
raw_door = terrain_images[97 if blockID == 64 else 98]
# if you want to render all doors as closed, then force
# force swung to be False
if data & 0x4 == 0x4:
swung=True
else:
swung=False
# mask out the high bits to figure out the orientation
img = Image.new("RGBA", (24,24), (38,92,255,0))
if (data & 0x03) == 0:
if not swung:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (0,6), tex)
else:
# flip first to set the doornob on the correct side
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
tex = tex.transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0,0), tex)
if (data & 0x03) == 1:
if not swung:
tex = transform_image_side(raw_door).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (0,0), tex)
else:
tex = transform_image_side(raw_door)
composite.alpha_over(img, tex, (12,0), tex)
if (data & 0x03) == 2:
if not swung:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (12,0), tex)
else:
tex = transform_image_side(raw_door).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12,6), tex)
if (data & 0x03) == 3:
if not swung:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT)).transpose(Image.FLIP_LEFT_RIGHT)
composite.alpha_over(img, tex, (12,6), tex)
else:
tex = transform_image_side(raw_door.transpose(Image.FLIP_LEFT_RIGHT))
composite.alpha_over(img, tex, (0,6), tex)
return (img.convert("RGB"), img.split()[3])
if blockID == 2: # grass
top = transform_image(tintTexture(terrain_images[0],(115,175,71)))
side1 = transform_image_side(terrain_images[3])
side2 = transform_image_side(terrain_images[3]).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 18: # leaves
t = tintTexture(terrain_images[52], (37, 118, 25))
top = transform_image(t)
side1 = transform_image_side(t)
side2 = transform_image_side(t).transpose(Image.FLIP_LEFT_RIGHT)
img = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(img, side1, (0,6), side1)
composite.alpha_over(img, side2, (12,6), side2)
composite.alpha_over(img, top, (0,0), top)
return (img.convert("RGB"), img.split()[3])
if blockID == 85: # fences
# create needed images for Big stick fence
raw_texture = terrain_images[4]
raw_fence_top = Image.new("RGBA", (16,16), (38,92,255,0))
raw_fence_side = Image.new("RGBA", (16,16), (38,92,255,0))
fence_top_mask = Image.new("RGBA", (16,16), (38,92,255,0))
fence_side_mask = Image.new("RGBA", (16,16), (38,92,255,0))
# generate the masks images for textures of the fence
ImageDraw.Draw(fence_top_mask).rectangle((6,6,9,9),outline=(0,0,0),fill=(0,0,0))
ImageDraw.Draw(fence_side_mask).rectangle((6,1,9,15),outline=(0,0,0),fill=(0,0,0))
# create textures top and side for fence big stick
composite.alpha_over(raw_fence_top,raw_texture,(0,0),fence_top_mask)
composite.alpha_over(raw_fence_side,raw_texture,(0,0),fence_side_mask)
# Create the sides and the top of the big stick
fence_side = transform_image_side(raw_fence_side,85)
fence_other_side = fence_side.transpose(Image.FLIP_LEFT_RIGHT)
fence_top = transform_image(raw_fence_top,85)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = fence_side.split()[3]
fence_side = ImageEnhance.Brightness(fence_side).enhance(0.9)
fence_side.putalpha(sidealpha)
othersidealpha = fence_other_side.split()[3]
fence_other_side = ImageEnhance.Brightness(fence_other_side).enhance(0.8)
fence_other_side.putalpha(othersidealpha)
# Compose the fence big stick
fence_big = Image.new("RGBA", (24,24), (38,92,255,0))
composite.alpha_over(fence_big,fence_side, (4,4),fence_side)
composite.alpha_over(fence_big,fence_other_side, (8,4),fence_other_side)
composite.alpha_over(fence_big,fence_top, (-1,1),fence_top)
# Now render the small sticks.
# Create needed images
raw_fence_small_side = Image.new("RGBA", (16,16), (38,92,255,0))
fence_small_side_mask = Image.new("RGBA", (16,16), (38,92,255,0))
# Generate mask
ImageDraw.Draw(fence_small_side_mask).rectangle((10,1,15,3),outline=(0,0,0),fill=(0,0,0))
ImageDraw.Draw(fence_small_side_mask).rectangle((10,7,15,9),outline=(0,0,0),fill=(0,0,0))
# create the texture for the side of small sticks fence
composite.alpha_over(raw_fence_small_side,raw_texture,(0,0),fence_small_side_mask)
# Create the sides and the top of the small sticks
fence_small_side = transform_image_side(raw_fence_small_side,85)
fence_small_other_side = fence_small_side.transpose(Image.FLIP_LEFT_RIGHT)
# Darken the sides slightly. These methods also affect the alpha layer,
# so save them first (we don't want to "darken" the alpha layer making
# the block transparent)
sidealpha = fence_small_other_side.split()[3]
fence_small_other_side = ImageEnhance.Brightness(fence_small_other_side).enhance(0.9)
fence_small_other_side.putalpha(sidealpha)
sidealpha = fence_small_side.split()[3]
fence_small_side = ImageEnhance.Brightness(fence_small_side).enhance(0.9)
fence_small_side.putalpha(sidealpha)
# Create img to compose the fence
img = Image.new("RGBA", (24,24), (38,92,255,0))
# Position of fence small sticks in img.
# These postitions are strange because the small sticks of the
# fence are at the very left and at the very right of the 16x16 images
pos_top_left = (-2,0)
pos_top_right = (14,0)
pos_bottom_right = (6,4)
pos_bottom_left = (6,4)
# +x axis points top right direction
# +y axis points bottom right direction
# First compose small sticks in the back of the image,
# then big stick and thecn small sticks in the front.
if data == 1:
img = fence_big
return (img.convert("RGB"),img.split()[3])
elif data == 2: #fence in line with x axis
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
return (img.convert("RGB"),img.split()[3])
elif data == 3: #fence in line with y axis
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == 4: #fence corner +x, -y
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_big,(0,0),fence_big)
return (img.convert("RGB"),img.split()[3])
elif data == 5: #fence corner -x, -y
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
return (img.convert("RGB"),img.split()[3])
elif data == 6: #fence corner -x, +y
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
return (img.convert("RGB"),img.split()[3])
elif data == 7: #fence corner +x, +y
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == 8: #fence dead end +x
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
return (img.convert("RGB"),img.split()[3])
elif data == 9: #fence dead end -y
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_big,(0,0),fence_big)
return (img.convert("RGB"),img.split()[3])
elif data == 10: #fence dead end -x
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
return (img.convert("RGB"),img.split()[3])
elif data == 11: #fence dead end +y
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == 12: #fence cross with +y missing
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
return (img.convert("RGB"),img.split()[3])
elif data == 13: #fence cross with +x missing
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == 14: #fence cross with -y missing
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == 15: #fence cross with -x missing
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == 16: #fence cross
composite.alpha_over(img,fence_small_side, pos_top_left,fence_small_side) # top left
composite.alpha_over(img,fence_small_other_side, pos_top_right,fence_small_other_side) # top right
composite.alpha_over(img,fence_big,(0,0),fence_big)
composite.alpha_over(img,fence_small_other_side, pos_bottom_left,fence_small_other_side) # bottom left
composite.alpha_over(img,fence_small_side, pos_bottom_right,fence_small_side) # bottom right
return (img.convert("RGB"),img.split()[3])
elif data == None: # This can happend if a fence is in the border
# of a chunk and the chunk is in the border of the map.
composite.alpha_over(img,fence_big,(0,0),)
return (img.convert("RGB"), img.split()[3])
else: # just in case
composite.alpha_over(img,fence_big,(0,0),)
return (img.convert("RGB"), img.split()[3])
return None
def chunk_render(self, img=None, xoff=0, yoff=0, cave=False):
"""Renders a chunk with the given parameters, and returns the image.
If img is given, the chunk is rendered to that image object. Otherwise,
a new one is created. xoff and yoff are offsets in the image.
For cave mode, all blocks that have any direct sunlight are not
rendered, and blocks are drawn with a color tint depending on their
depth."""
blocks = self.blocks
pseudo_ancildata_blocks = set([85])
left_blocks = self.left_blocks
right_blocks = self.right_blocks
if cave:
# Cave mode. Actually go through and 0 out all blocks that are not in a
# cave, so that it only renders caves.
# Places where the skylight is not 0 (there's some amount of skylight
# touching it) change it to something that won't get rendered, AND
# won't get counted as "transparent".
blocks = blocks.copy()
blocks[self.skylight != 0] = 21
blockData = get_blockdata_array(self.level)
blockData_expanded = numpy.empty((16, 16, 128), dtype=numpy.uint8)
# Even elements get the lower 4 bits
blockData_expanded[:, :, ::2] = blockData & 0x0F
# Odd elements get the upper 4 bits
blockData_expanded[:, :, 1::2] = blockData >> 4
tileEntities = get_tileentity_data(self.level)
if self.world.useBiomeData:
biomeColorData = textures.getBiomeData(self.world.worlddir,
self.chunkX, self.chunkY)
# in the 32x32 block of biome data, what chunk is this?l
startX = self.chunkX % 32
startY = self.chunkY % 32
# Each block is 24x24
# The next block on the X axis adds 12px to x and subtracts 6px from y in the image
# The next block on the Y axis adds 12px to x and adds 6px to y in the image
# The next block up on the Z axis subtracts 12 from y axis in the image
# Since there are 16x16x128 blocks in a chunk, the image will be 384x1728
# (height is 128*12 high, plus the size of the horizontal plane: 16*12)
if not img:
img = Image.new("RGBA", (384, 1728), (38, 92, 255, 0))
for x in xrange(15, -1, -1):
for y in xrange(16):
imgx = xoff + x * 12 + y * 12
imgy = yoff - x * 6 + y * 6 + 128 * 12 + 16 * 12 // 2
imgy += 12
for z in xrange(128):
imgy -= 12
blockid = blocks[x, y, z]
# the following blocks don't have textures that can be pre-computed from the blockid
# alone. additional data is required.
# TODO torches, redstone torches, crops, ladders, stairs,
# levers, doors, buttons, and signs all need to be handled here (and in textures.py)
## minecart track, crops, ladder, doors, etc.
if blockid in textures.special_blocks:
# also handle furnaces here, since one side has a different texture than the other
ancilData = blockData_expanded[x, y, z]
try:
if blockid in pseudo_ancildata_blocks:
pseudo_ancilData = self.generate_pseudo_ancildata(
x, y, z, blockid)
ancilData = pseudo_ancilData
t = textures.specialblockmap[(blockid, ancilData)]
except KeyError:
t = None
else:
t = textures.blockmap[blockid]
if not t:
continue
if self.world.useBiomeData:
# 16 : number of blocks in a chunk (in one direction)
# 32 : number of chunks in a region (and biome file) in one direction
# so 16 * 32 == 512 : number of blocks in biome file, in one direction
if blockid == 2: #grass
index = biomeColorData[((startY * 16) + y) * 512 +
(startX * 16) + x]
c = textures.grasscolor[index]
# only tint the top texture
t = textures.prepareGrassTexture(c)
elif blockid == 18: # leaves
index = biomeColorData[((startY * 16) + y) * 512 +
(startX * 16) + x]
c = textures.foliagecolor[index]
t = textures.prepareLeafTexture(c)
# Check if this block is occluded
if cave and (x == 0 and y != 15 and z != 127):
# If it's on the x face, only render if there's a
# transparent block in the y+1 direction OR the z-1
# direction
if (blocks[x, y + 1, z] not in transparent_blocks and
blocks[x, y, z + 1] not in transparent_blocks):
continue
elif cave and (y == 15 and x != 0 and z != 127):
# If it's on the facing y face, only render if there's
# a transparent block in the x-1 direction OR the z-1
# direction
if (blocks[x - 1, y, z] not in transparent_blocks and
blocks[x, y, z + 1] not in transparent_blocks):
continue
elif cave and (y == 15 and x == 0 and z != 127):
# If it's on the facing edge, only render if what's
# above it is transparent
if (blocks[x, y, z + 1] not in transparent_blocks):
continue
elif (left_blocks == None and right_blocks == None):
# Normal block or not cave mode, check sides for
# transparentcy or render if it's a border chunk.
if (x != 0 and y != 15 and z != 127 and
blocks[x - 1, y, z] not in transparent_blocks
and blocks[x, y + 1,
z] not in transparent_blocks and
blocks[x, y, z + 1] not in transparent_blocks):
continue
elif (left_blocks != None and right_blocks == None):
if (
# If it has the left face covered check for
# transparent blocks in left face
y != 15 and z != 127 and
(left_blocks[15, y, z] if x == 0 else
blocks[x - 1, y, z]) not in transparent_blocks and
blocks[x, y + 1, z] not in transparent_blocks
and blocks[x, y,
z + 1] not in transparent_blocks):
continue
elif (left_blocks == None and right_blocks != None):
if (
# If it has the right face covered check for
# transparent blocks in right face
x != 0 and z != 127 and blocks[x - 1, y, z]
not in transparent_blocks and
(right_blocks[x, 0, z] if y == 15 else
blocks[x, y + 1, z]) not in transparent_blocks and
blocks[x, y, z + 1] not in transparent_blocks):
continue
elif (
# If it's a interior chunk check for transparent blocks
# in the adjacent chunks.
z != 127
and (left_blocks[15, y, z] if x == 0 else
blocks[x - 1, y, z]) not in transparent_blocks
and (right_blocks[x, 0, z] if y == 15 else
blocks[x, y + 1, z]) not in transparent_blocks
and blocks[x, y, z + 1] not in transparent_blocks
# Don't render if all sides aren't transparent
):
continue
# Draw the actual block on the image. For cave images,
# tint the block with a color proportional to its depth
if cave:
# no lighting for cave -- depth is probably more useful
composite.alpha_over(
img, Image.blend(t[0], depth_colors[z], 0.3),
(imgx, imgy), t[1])
else:
if not self.world.lighting:
# no lighting at all
composite.alpha_over(img, t[0], (imgx, imgy), t[1])
elif blockid in transparent_blocks:
# transparent means draw the whole
# block shaded with the current
# block's light
black_coeff, _ = self.get_lighting_coefficient(
x, y, z)
if self.world.spawn and black_coeff > 0.8 and blockid in solid_blocks and not (
blockid in nospawn_blocks or
(z != 127 and
(blocks[x, y, z + 1] in solid_blocks
or blocks[x, y, z + 1] in fluid_blocks))):
composite.alpha_over(
img,
Image.blend(t[0], red_color, black_coeff),
(imgx, imgy), t[1])
else:
composite.alpha_over(
img,
Image.blend(t[0], black_color,
black_coeff), (imgx, imgy),
t[1])
else:
# draw each face lit appropriately,
# but first just draw the block
composite.alpha_over(img, t[0], (imgx, imgy), t[1])
# top face
black_coeff, face_occlude = self.get_lighting_coefficient(
x, y, z + 1)
# Use red instead of black for spawnable blocks
if self.world.spawn and black_coeff > 0.8 and blockid in solid_blocks and not (
blockid in nospawn_blocks or
(z != 127 and
(blocks[x, y, z + 1] in solid_blocks
or blocks[x, y, z + 1] in fluid_blocks))):
over_color = red_color
else:
over_color = black_color
if not face_occlude:
composite.alpha_over(
img, over_color, (imgx, imgy),
ImageEnhance.Brightness(
facemasks[0]).enhance(black_coeff))
# left face
black_coeff, face_occlude = self.get_lighting_coefficient(
x - 1, y, z)
if not face_occlude:
composite.alpha_over(
img, over_color, (imgx, imgy),
ImageEnhance.Brightness(
facemasks[1]).enhance(black_coeff))
# right face
black_coeff, face_occlude = self.get_lighting_coefficient(
x, y + 1, z)
if not face_occlude:
composite.alpha_over(
img, over_color, (imgx, imgy),
ImageEnhance.Brightness(
facemasks[2]).enhance(black_coeff))
# Draw edge lines
if blockid in (44, ): # step block
increment = 6
elif blockid in (78, ): # snow
increment = 9
else:
increment = 0
if blockid not in transparent_blocks or blockid in (
78,
): #special case snow so the outline is still drawn
draw = ImageDraw.Draw(img)
if x != 15 and blocks[x + 1, y, z] == 0:
draw.line(((imgx + 12, imgy + increment),
(imgx + 22, imgy + 5 + increment)),
fill=(0, 0, 0),
width=1)
if y != 0 and blocks[x, y - 1, z] == 0:
draw.line(((imgx, imgy + 6 + increment),
(imgx + 12, imgy + increment)),
fill=(0, 0, 0),
width=1)
for entity in tileEntities:
if entity['id'] == 'Sign':
msg = ' \n'.join([
entity['Text1'], entity['Text2'], entity['Text3'],
entity['Text4']
])
if msg.strip():
# convert the blockID coordinates from local chunk
# coordinates to global world coordinates
newPOI = dict(
type="sign",
x=entity['x'],
y=entity['y'],
z=entity['z'],
msg=msg,
chunk=(self.chunkX, self.chunkY),
)
self.queue.put(["newpoi", newPOI])
# check to see if there are any signs in the persistentData list that are from this chunk.
# if so, remove them from the persistentData list (since they're have been added to the world.POI
# list above.
self.queue.put(['removePOI', (self.chunkX, self.chunkY)])
return img