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This commit is contained in:
Ethan Dalool 2017-11-19 11:01:41 -08:00
parent b611be6f37
commit a902778c22
1 changed files with 76 additions and 32 deletions
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80
VoxelSphereGenerator/voxelspheregenerator.py
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@ -12,8 +12,7 @@ def choose_guideline_style(guideline_mod):
if guideline_mod % 4 == 0:
return ('#f4bffb', 1)
def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None):
def in_ellipsoid(x, y, z, rad_x, rad_y, rad_z, center_x=None, center_y=None, center_z=None):
def in_ellipsoid(x, y, z, rad_x, rad_y, rad_z, center_x=None, center_y=None, center_z=None):
'''
Given a point (x, y, z), return whether that point lies inside the
ellipsoid defined by (x/a)^2 + (y/b)^2 + (z/c)^2 = 1
@ -29,6 +28,7 @@ def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None):
#print(distance)
return distance < 1
def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None, specific=None):
ODD_W = WIDTH % 2 == 1
ODD_H = HEIGH % 2 == 1
ODD_D = DEPTH % 2 == 1
@ -65,10 +65,10 @@ def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None):
PIXEL_MARGIN = 7
# Space between the pixel area and the canvas
PIXELSPACE_MARGIN = 20
PIXELSPACE_MARGIN = 2
# Space between the canvas area and the image edge
CANVAS_MARGIN = 20
CANVAS_MARGIN = 2
LABEL_HEIGH = 20
FINAL_IMAGE_SCALE = 1
@ -76,19 +76,19 @@ def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None):
PIXELSPACE_WIDTH = (WIDTH * pixel_scale) + ((WIDTH - 1) * PIXEL_MARGIN)
PIXELSPACE_HEIGH = (HEIGH * pixel_scale) + ((HEIGH - 1) * PIXEL_MARGIN)
CANVAS_WIDTH = PIXELSPACE_WIDTH + (2 * PIXELSPACE_MARGIN)
CANVAS_HEIGH = PIXELSPACE_HEIGH + (2 * PIXELSPACE_MARGIN)
CANVAS_WIDTH = PIXELSPACE_WIDTH + (2 * PIXELSPACE_MARGIN * pixel_scale)
CANVAS_HEIGH = PIXELSPACE_HEIGH + (2 * PIXELSPACE_MARGIN * pixel_scale)
IMAGE_WIDTH = CANVAS_WIDTH + (2 * CANVAS_MARGIN)
IMAGE_HEIGH = CANVAS_HEIGH + (2 * CANVAS_MARGIN) + LABEL_HEIGH
IMAGE_WIDTH = CANVAS_WIDTH + (2 * CANVAS_MARGIN * pixel_scale)
IMAGE_HEIGH = CANVAS_HEIGH + (2 * CANVAS_MARGIN * pixel_scale) + LABEL_HEIGH
CANVAS_START_X = CANVAS_MARGIN
CANVAS_START_Y = CANVAS_MARGIN
CANVAS_START_X = CANVAS_MARGIN * pixel_scale
CANVAS_START_Y = CANVAS_MARGIN * pixel_scale
CANVAS_END_X = CANVAS_START_X + CANVAS_WIDTH
CANVAS_END_Y = CANVAS_START_Y + CANVAS_HEIGH
PIXELSPACE_START_X = CANVAS_START_X + PIXELSPACE_MARGIN
PIXELSPACE_START_Y = CANVAS_START_Y + PIXELSPACE_MARGIN
PIXELSPACE_START_X = CANVAS_START_X + (PIXELSPACE_MARGIN * pixel_scale)
PIXELSPACE_START_Y = CANVAS_START_Y + (PIXELSPACE_MARGIN * pixel_scale)
PIXELSPACE_END_X = PIXELSPACE_START_X + PIXELSPACE_WIDTH
PIXELSPACE_END_Y = PIXELSPACE_START_Y + PIXELSPACE_HEIGH
@ -160,16 +160,49 @@ def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None):
draw = PIL.ImageDraw.ImageDraw(layer_image)
# Plot.
LABEL_Y = (2 * math.ceil(RAD_Y))
for y in range(math.ceil(RAD_Y)):
bottom_y = (HEIGH - 1) - y
for x in range(math.ceil(RAD_X)):
right_x = (WIDTH - 1) - x
bottom_y = (HEIGH - 1) - y
if layer_matrix[x][y] is not None:
layer_image.paste(layer_matrix[x][y], box=pixel_coord(x, y))
layer_image.paste(layer_matrix[x][y], box=pixel_coord(right_x, y))
layer_image.paste(layer_matrix[x][y], box=pixel_coord(x, bottom_y))
layer_image.paste(layer_matrix[x][y], box=pixel_coord(right_x, bottom_y))
# Draw the counting helpers along the bottom.
# Start at the center top of the circle and walk along the edge.
# Every time the walker 'falls' down, mark the distance.
def put_counterhelper(start_x, end_x, y):
if start_x == end_x:
return
y = (HEIGH + 1) - y
span = end_x - start_x
center = start_x + 1
draw.text(pixel_coord(center, y), str(span), fill='#000')
y = 0
x = math.floor(RAD_X) - 1
end_x = x
start_y = None
while x >= y and y < RAD_Y:
print(x, y, start_y)
pixel = layer_matrix[x][y]
if pixel is None:
y += 1
if x != end_x:
put_counterhelper(x, end_x, y)
if start_y is None:
start_y = y
else:
put_counterhelper(x, end_x, start_y)
end_x = x
continue
x -= 1
y += 1
put_counterhelper(x, end_x, y)
# To draw the guidelines, start from
for x in range(GUIDELINE_MOD_X % 4, WIDTH + 4, 4):
# Vertical guideline
@ -203,8 +236,15 @@ def voxelspheregenerator(WIDTH, HEIGH, DEPTH, WALL_THICKNESS=None):
return layer_image
if specific is None:
zrange = range(DEPTH)
elif isinstance(specific, int):
zrange = [specific]
else:
zrange = specific
layer_matrices = []
for z in range(DEPTH):
for z in zrange:
if z < math.ceil(RAD_Z):
layer_matrix = make_layer_matrix(z)
layer_matrices.append(layer_matrix)
@ -224,11 +264,14 @@ def voxelsphere_argparse(args):
args.height = args.width
args.depth = args.width
wall_thickness = int(args.wall_thickness) if args.wall_thickness else None
specific = int(args.specific) if args.specific else None
voxelspheregenerator(
int(args.width),
int(args.height),
int(args.depth),
WALL_THICKNESS=int(args.wall_thickness) if args.wall_thickness else None,
WIDTH=int(args.width),
HEIGH=int(args.height),
DEPTH=int(args.depth),
WALL_THICKNESS=wall_thickness,
specific=specific,
)
@ -239,6 +282,7 @@ def main(argv):
parser.add_argument('height', nargs='?', default=None)
parser.add_argument('depth', nargs='?', default=None)
parser.add_argument('--wall', dest='wall_thickness', default=None)
parser.add_argument('--specific', dest='specific', default=None)
parser.set_defaults(func=voxelsphere_argparse)
args = parser.parse_args(argv)