#!/usr/bin/env python
"""
Testing different colored noised.
"""
import MotionClouds as mc
name = 'color'
fx, fy, ft = mc.get_grids(mc.N_X, mc.N_Y, mc.N_frame)
z = mc.envelope_color(fx, fy, ft)
if mc.anim_exist(mc.figpath + name): mc.figures(z, mc.figpath + name)
# explore parameters
for alpha in [0.0, 0.5, 1.0, 1.5, 2.0]:
# resp. white(0), pink(1), red(2) or brownian noise (see http://en.wikipedia.org/wiki/1/f_noise
name_ = mc.figpath + name + '-alpha-' + str(alpha).replace('.', '_')
if mc.anim_exist(name_):
z = mc.envelope_color(fx, fy, ft, alpha)
mc.figures(z, name_)
for ft_0 in [0.125, 0.25, 0.5, 1., 2., 4.]:# time space scaling
name_ = mc.figpath + name + '-ft_0-' + str(ft_0).replace('.', '_')
if mc.anim_exist(name_):
z = mc.envelope_color(fx, fy, ft, ft_0=ft_0)
mc.figures(z, name_)
for contrast in [0.1, 0.25, 0.5, 0.75, 1.0, 2.0]:
name_ = mc.figpath + name + '-contrast-' + str(contrast).replace('.', '_')
if mc.anim_exist(name_):
im = mc.rectif(mc.random_cloud(mc.envelope_color(fx, fy, ft)), contrast)
mc.anim_save(im, name_, display=False)
for contrast in [0.1, 0.25, 0.5, 0.75, 1.0, 2.0]:
name_ = mc.figpath + name + '-energy_contrast-' + str(contrast).replace('.', '_')
if mc.anim_exist(name_):
im = mc.rectif(mc.random_cloud(mc.envelope_color(fx, fy, ft)), contrast, method='energy')
mc.anim_save(im, name_, display=False)
for seed in [123456 + step for step in range(7)]:
name_ = mc.figpath + name + '-seed-' + str(seed)
if mc.anim_exist(name_):
mc.anim_save(mc.rectif(mc.random_cloud(mc.envelope_color(fx, fy, ft), seed=seed)), name_, display=False)
for size in range(5, 7):
N_X, N_Y, N_frame = 2**size, 2**size, 2**size
fx, fy, ft = mc.get_grids(N_X, N_Y, N_frame)
ft_0 = N_X/float(N_frame)
name_ = mc.figpath + name + '-size-' + str(size).replace('.', '_')
if mc.anim_exist(name_):
z = mc.envelope_color(fx, fy, ft, ft_0=ft_0)
mc.figures(z, name_)
for size in range(5, 7):
N_frame = 2**size
fx, fy, ft = mc.get_grids(mc.N_X, mc.N_Y, N_frame)
ft_0 = N_X/float(N_frame)
name_ = mc.figpath + name + '-size_T-' + str(size).replace('.', '_')
if mc.anim_exist(name_):
z = mc.envelope_color(fx, fy, ft, ft_0=ft_0)
mc.figures(z, name_, do_figs=False)
name = 'colorfull'
N = 256 #512
fx, fy, ft = mc.get_grids(N, N, N)
for seed in [123456 + step for step in range(1)]:
if mc.anim_exist(mc.figpath + name):
mc.anim_save(mc.rectif(mc.random_cloud(mc.envelope_color(fx, fy, ft), seed=seed)), mc.figpath + name, display=False)
mc.anim_save(mc.rectif(mc.random_cloud(mc.envelope_color(fx, fy, ft), seed=seed)), mc.figpath + name, display=False, vext='.mat')