def main():
from iutils.render import Animate
from differentialLine import DifferentialLine
from modules.show import show_closed
from modules.show import show_detail
from modules.show import show
DF = DifferentialLine(NMAX, FARL * 2, NEARL, FARL, PROCS)
angles = sorted(random(INIT_NUM) * TWOPI)
DF.init_circle_segment(MID, MID, INIT_RAD, angles)
def wrap(render):
global i
# animation stops when res is False
res = steps(DF)
## if fn is a path each image will be saved to that path
fn = None
## render outline with marked circles
num = DF.np_get_edges_coordinates(np_coords)
show_detail(render, np_coords[:num, :], fn)
i += 1
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.start()
def main():
from differentialMesh import DifferentialMesh
from iutils.render import Animate
from modules.helpers import darts
DM = DifferentialMesh(NMAX, 2*FARL, NEARL, FARL, PROCS)
DM.new_faces_in_ngon(MID,MID, H, 3, 0)
DM.set_edge_intensity(1, 1)
sources = [(x,y) for x,y in darts(NUM_SOURCES, MID, MID, 0.40, 3*NEARL)]
DM.initialize_sources(sources, NEARL)
def wrap(render):
res = steps(DM)
show(render, DM, sources)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.set_line_width(LINEWIDTH)
render.start()
def main():
from iutils.render import Animate
from differentialLine import DifferentialLine
from modules.helpers import get_exporter
# from modules.show import show_closed
# from modules.show import show_detail
from modules.show import show
DF = DifferentialLine(NMAX, FARL*2, NEARL, FARL, PROCS)
angles = sorted(random(INIT_NUM)*TWOPI)
DF.init_circle_segment(MID,MID,INIT_RAD, angles)
from fn import Fn
fn = Fn(prefix='./res/')
exporter = get_exporter(
NMAX,
{
'nearl': NEARL,
'farl': FARL,
'stp': STP,
'size': SIZE,
'procs': PROCS
}
)
def wrap(render):
global i
# animation stops when res is False
res = steps(DF)
## if fn is a path each image will be saved to that path
## render outline
num = DF.np_get_edges_coordinates(np_edges)
if not i % 100:
show(render,np_edges[:num,:], None, r=1.3*ONE)
# render.write_to_png(fn.name())
exporter(
DF,
fn.name()+'.2obj'
)
## render solid
# num = DF.get_sorted_vert_coordinates(np_verts)
#show_closed(render,np_verts[:num,:],fn)
i += 1
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.start()
def main():
from modules.differentialLine import DifferentialLine
from iutils.render import Animate
colors = {
'back': [1,1,1,1],
'front': [0,0,0,0.6],
'cyan': [0,0.6,0.6,0.6],
'light': [0,0,0,0.2],
}
threads = 512
render_steps = 10
export_steps = 14
size = 512
one = 1.0/size
init_num = 20
init_rad = 0.001
stp = one*0.4
spring_stp = 1.0
reject_stp = 13.0
near_rad = one*3
far_rad = 30.*one
spawn_limit = near_rad
spawn_prob = 0.1
DL = DifferentialLine(
size,
stp,
spring_stp,
reject_stp,
near_rad,
far_rad,
threads = threads
)
DL.init_circle(init_num, init_rad)
wrap = get_wrap(
DL,
colors,
spawn_limit,
spawn_prob,
export_steps=export_steps,
render_steps=render_steps
)
render = Animate(size, colors['back'], colors['front'], wrap)
render.start()
def main():
from iutils.render import Animate
from modules.fracture import Fractures
# from dddUtils.ioOBJ import export_2d as export
from fn import Fn
fn = Fn(prefix='./res/', postfix='.2obj')
F = Fractures(INIT_NUM,
INIT_RAD,
SOURCE_DST,
FRAC_DOT,
FRAC_DST,
FRAC_STP,
FRAC_SPD,
FRAC_DIMINISH,
FRAC_SPAWN_DIMINISH,
domain='rect')
print(F.sources.shape)
# uniform square distribution
from numpy.random import random
for _ in range(5):
F.blow(2, random(size=2))
# uniform circular distribution
# for _ in xrange(5):
# F.blow(3, random_uniform_circle(INIT_RAD, num=1))
def wrap(render):
if not F.i % 20:
show(render, F)
# vertices, paths = F.get_vertices_and_paths()
# export('fractures', fn.name(), vertices, lines=paths)
render.write_to_png(fn.name() + '.png')
F.print_stats()
res = F.step(dbg=False)
n = F.spawn_front(factor=SPAWN_FACTOR, angle=SPAWN_ANGLE)
print('spawned: {:d}'.format(n))
# fn = './asdf_{:04d}.png'.format(F.i)
# render.write_to_png(fn)
# if not res:
# vertices, paths = F.get_vertices_and_paths()
# export('fractures', fn.name(), vertices, lines=paths)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.start()
def main():
from modules.differentialLine import DifferentialLine
from iutils.render import Animate
colors = {
'back': [1, 1, 1, 1],
'front': [0, 0, 0, 0.6],
'cyan': [0, 0.6, 0.6, 0.6],
'light': [0, 0, 0, 0.2],
}
threads = 512
render_steps = 10
export_steps = 14
size = 512
one = 1.0 / size
init_num = 20
init_rad = 0.001
stp = one * 0.4
spring_stp = 1.0
reject_stp = 13.0
near_rad = one * 3
far_rad = 30. * one
spawn_limit = near_rad
spawn_prob = 0.1
DL = DifferentialLine(size,
stp,
spring_stp,
reject_stp,
near_rad,
far_rad,
threads=threads)
DL.init_circle(init_num, init_rad)
wrap = get_wrap(DL,
colors,
spawn_limit,
spawn_prob,
export_steps=export_steps,
render_steps=render_steps)
render = Animate(size, colors['back'], colors['front'], wrap)
render.start()
def main():
from differentialMesh import DifferentialMesh
from iutils.render import Animate
DM = DifferentialMesh(NMAX, 2*FARL, NEARL, FARL, PROCS)
DM.new_faces_in_ngon(MID,MID, H, 6, 0.0)
def wrap(render):
res = steps(DM)
show(render, DM)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.set_line_width(LINEWIDTH)
render.start()
def main():
from differentialMesh import DifferentialMesh
from iutils.render import Animate
from modules.helpers import darts
DM = DifferentialMesh(NMAX, 2 * FARL, NEARL, FARL, PROCS)
DM.new_faces_in_ngon(MID, MID, H, 3, 0)
DM.set_edge_intensity(1, 1)
sources = [(x, y)
for x, y in darts(NUM_SOURCES, MID, MID, 0.40, 3 * NEARL)]
DM.initialize_sources(sources, NEARL)
def wrap(render):
res = steps(DM)
show(render, DM, sources)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.set_line_width(LINEWIDTH)
render.start()
def main():
import gtk
from differentialMesh import DifferentialMesh
from iutils.render import Animate
DM = DifferentialMesh(NMAX, 2 * FARL, NEARL, FARL, PROCS)
DM.new_faces_in_ngon(MID, MID, H, 6, 0.0)
def wrap(render):
res = steps(DM)
show(render, DM)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
# render.get_colors_from_file('../colors/red_earth.gif')
render.set_line_width(LINEWIDTH)
gtk.main()
def main():
import gtk
from differentialMesh import DifferentialMesh
from iutils.render import Animate
DM = DifferentialMesh(NMAX, 2 * FARL, NEARL, FARL, PROCS)
DM.new_faces_in_ngon(MID, MID, H, 6, 0.0)
def wrap(render):
res = steps(DM)
show(render, DM)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
# render.get_colors_from_file('../colors/red_earth.gif')
render.set_line_width(LINEWIDTH)
gtk.main()
def main():
from modules.fracture import Fracture
from iutils.render import Animate
from numpy.random import random
from iutils.random import darts_rect
from time import time
from fn import Fn
fn = Fn(prefix='./res/')
start = time()
initial_sources = darts_rect(SOURCES, 0.5, 0.5, 1.0 - 2.0 * EDGE,
1.0 - 2.0 * EDGE, FRAC_STP)
F = Fracture(FRAC_DOT,
FRAC_DST,
FRAC_STP,
initial_sources=initial_sources,
zone_leap=ZONE_LEAP,
nmax=NMAX)
for _ in range(20):
F.blow(1, EDGE + random((1, 2)) * (1.0 - 2.0 * EDGE))
def wrap(render):
print('itt', F.itt, 'num', F.num, 'fnum', F.fnum, 'anum', F.anum,
'time',
time() - start)
res = F.step()
n = F.frac_front(factor=SPAWN_FACTOR, angle=SPAWN_ANGLE, dbg=DBG)
if n > 0:
print('new fracs: {:d}'.format(n))
if not F.itt % DRAW_ITT:
show(render, F)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.set_line_width(LINEWIDTH)
render.start()
name = fn.name()
render.write_to_png(name + '.png')
export(name + '.2obj', F)
def main():
from iutils.render import Animate
from differentialLine import DifferentialLine
from modules.show import show_closed
from modules.show import show_detail
from modules.show import show
DF = DifferentialLine(NMAX, FARL*2, NEARL, FARL, PROCS)
angles = sorted(random(INIT_NUM)*TWOPI)
DF.init_circle_segment(MID,MID,INIT_RAD, angles)
def wrap(render):
global i
# animation stops when res is False
res = steps(DF)
## if fn is a path each image will be saved to that path
fn = None
## render outline with marked circles
num = DF.np_get_edges_coordinates(np_coords)
show_detail(render,np_coords[:num,:],fn)
i += 1
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.start()
def main():
from differentialMesh import DifferentialMesh
from iutils.render import Animate
DM = DifferentialMesh(NMAX, 2 * FARL, NEARL, FARL, PROCS)
DM.new_faces_in_ngon(MID, MID, H, 6, 0.0)
def wrap(render):
res = steps(DM)
show(render, DM)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.set_line_width(LINEWIDTH)
render.start()
def main():
from iutils.render import Animate
from differentialLine import DifferentialLine
from fn import Fn
from modules.show import sandstroke
from modules.show import dots
DF = DifferentialLine(NMAX, FARL*2, NEARL, FARL, PROCS)
## arc
# angles = sorted(random(INIT_NUM)*pi*1.5)
# xys = []
# for a in angles:
# x = 0.5 + cos(a)*0.06
# y = 0.5 + sin(a)*0.06
# xys.append((x,y))
# DF.init_line_segment(xys, lock_edges=1)
## vertical line
#xx = sorted(0.45+0.1*random(INIT_NUM))
#yy = MID+0.005*(0.5-random(INIT_NUM))
#xys = []
#for x,y in zip(xx,yy):
#xys.append((x,y))
#DF.init_line_segment(xys, lock_edges=1)
# diagonal line
# yy = sorted(0.3+0.4*random(INIT_NUM))
# xx = 0.3+linspace(0,0.4,num=INIT_NUM)
# xys = []
# for x,y in zip(xx,yy):
# xys.append((x,y))
# DF.init_line_segment(xys, lock_edges=1)
angles = sorted(random(INIT_NUM)*TWOPI)
DF.init_circle_segment(MID,MID,FARL*0.2, angles)
fn = Fn(prefix='./res/', postfix='.png')
def wrap(render):
global np_coords
global np_vert_coords
global grains
## if fn is a path each image will be saved to that path
if not render.steps%3:
f = fn.name()
else:
f = None
grains += (-1)**floor(2*random())
print(grains)
if grains<0:
grains = 0
res = steps(DF)
render.set_front(FRONT)
coord_num = DF.np_get_edges_coordinates(np_coords)
sandstroke(render,np_coords[:coord_num,:],grains,f)
if not random()<0.1:
vert_num = DF.np_get_vert_coordinates(np_vert_coords)
dots(render,np_vert_coords[:vert_num,:],None)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.start()
def main():
from numpy import array
from modules.differentialLattice import DifferentialLattice
from iutils.render import Animate
from modules.helpers import spawn_circle
colors = {
'back': [1, 1, 1, 1],
'front': [0, 0, 0, 0.7],
'cyan': [0, 0.6, 0.6, 0.7],
'purple': [0.6, 0.0, 0.6, 0.7],
'light': [0, 0, 0, 0.2],
}
threads = 512
zone_leap = 512
size = 2048
one = 1.0/size
export_steps = 100
render_steps = 100
init_num = 20
line_width = one*2.5
stp = one*0.03
spring_stp = 5
reject_stp = 0.1
cohesion_stp = 1.0
max_capacity = 30
node_rad = 4*one
spring_reject_rad = node_rad*1.9
spring_attract_rad = node_rad*2.0
outer_influence_rad = 10.0*node_rad
link_ignore_rad = 0.5*outer_influence_rad
DL = DifferentialLattice(
size,
stp,
spring_stp,
reject_stp,
cohesion_stp,
max_capacity,
node_rad,
spring_reject_rad,
spring_attract_rad,
outer_influence_rad,
link_ignore_rad,
threads=threads,
zone_leap=zone_leap,
nmax=50000000
)
spawn_circle(DL, init_num, xy=array([[0.5, 0.5]]), dst=node_rad*0.8, rad=0.01)
wrap = get_wrap(DL, colors, render_steps, export_steps)
render = Animate(size, colors['back'], colors['front'], wrap)
render.set_line_width(line_width)
render.start()
def main():
from modules.leaf import LeafClosed as Leaf
from iutils.render import Animate
from numpy.random import random
from numpy import array
colors = {
'back': [1,1,1,1],
'front': [0,0,0,0.3],
'vein': [0,0,0,0.9],
'edge': [0,0,0,0.6],
'cyan': [0,0.6,0.6,0.3],
'red': [0.7,0.0,0.0,0.8],
'blue': [0.0,0.0,0.7,0.8],
'light': [0,0,0,0.2],
}
threads = 512
render_steps = 3
export_steps = 3
size = 512
one = 1.0/size
node_rad = 0.5*one
area_rad = 20*node_rad
stp = node_rad*2
kill_rad = 2*stp
sources_dst = 2*kill_rad
# init_num_sources = 4
# init_veins = 0.2+0.6*random((init_num_sources,2))
init_veins = array([[0.5, 0.5]])
init_num_sources = 10000
from iutils.random import darts
init_sources = darts(init_num_sources, 0.5, 0.5, 0.45, sources_dst)
# from iutils.random import darts_rect
# init_sources = darts_rect(init_num_sources, 0.5, 0.5, 0.95, 0.95, sources_dst)
L = Leaf(
size,
stp,
init_sources,
init_veins,
area_rad,
kill_rad,
threads = threads
)
print('nz', L.nz)
print('dens', L.sv_leap)
wrap = get_wrap(
L,
colors,
node_rad=node_rad,
export_steps=export_steps,
render_steps=render_steps
)
render = Animate(size, colors['back'], colors['front'], wrap)
render.set_line_width(L.one*2)
render.start()
def main():
from iutils.render import Animate
from differentialLine import DifferentialLine
from fn import Fn
from modules.show import sandstroke
from modules.show import dots
DF = DifferentialLine(NMAX, FARL * 2, NEARL, FARL, PROCS)
## arc
# angles = sorted(random(INIT_NUM)*pi*1.5)
# xys = []
# for a in angles:
# x = 0.5 + cos(a)*0.06
# y = 0.5 + sin(a)*0.06
# xys.append((x,y))
# DF.init_line_segment(xys, lock_edges=1)
## vertical line
#xx = sorted(0.45+0.1*random(INIT_NUM))
#yy = MID+0.005*(0.5-random(INIT_NUM))
#xys = []
#for x,y in zip(xx,yy):
#xys.append((x,y))
#DF.init_line_segment(xys, lock_edges=1)
# diagonal line
# yy = sorted(0.3+0.4*random(INIT_NUM))
# xx = 0.3+linspace(0,0.4,num=INIT_NUM)
# xys = []
# for x,y in zip(xx,yy):
# xys.append((x,y))
# DF.init_line_segment(xys, lock_edges=1)
angles = sorted(random(INIT_NUM) * TWOPI)
DF.init_circle_segment(MID, MID, FARL * 0.2, angles)
fn = Fn(prefix='./res/', postfix='.png')
def wrap(render):
global np_coords
global np_vert_coords
global grains
## if fn is a path each image will be saved to that path
if not render.steps % 3:
f = fn.name()
else:
f = None
grains += (-1)**floor(2 * random())
print(grains)
if grains < 0:
grains = 0
res = steps(DF)
render.set_front(FRONT)
coord_num = DF.np_get_edges_coordinates(np_coords)
sandstroke(render, np_coords[:coord_num, :], grains, f)
if not random() < 0.1:
vert_num = DF.np_get_vert_coordinates(np_vert_coords)
dots(render, np_vert_coords[:vert_num, :], None)
return res
render = Animate(SIZE, BACK, FRONT, wrap)
render.start()