def draw(self):
self.x_phase = 0.4*cos(1.7 * lux.time * self.RATE) + 0.6*cos(0.7 * lux.time * self.RATE)
self.y_phase = cos(2.2 * lux.time * self.RATE)
self.z_phase = cos(5.7 * lux.time * self.RATE)
self.z_ratio = 2 + cos(0.1 * lux.time * self.RATE)
ol.loadIdentity3()
ol.loadIdentity()
ol.perspective(20, 1, 1, 100)
ol.translate3((0, 0, -10))
#ol.scale3((0.5, 0.5, 0.5))
ol.rotate3Z(lux.time * pi * 0.01)
ol.rotate3X(lux.time * pi * 0.025)
ol.rotate3Y(lux.time * pi * 0.013)
ol.color3(*(self.color_cycle()))
ol.begin(ol.POINTS)
decay_factor = 1
first_point = None
for i in range(self.SAMPLES_PER_FRAME):
theta = float(i) / self.SAMPLES_PER_FRAME * self.MAX_THETA
x = sin(self.x_ratio * theta + self.x_phase)
y = sin(self.y_ratio * theta + self.y_phase)
z = sin(self.z_ratio * theta + self.z_phase)
if (i == 0):
first_point = (x * decay_factor, y * decay_factor, z * decay_factor)
ol.vertex3((x * decay_factor, y * decay_factor, z * decay_factor))
decay_factor = decay_factor * self.decay
ol.vertex3(first_point)
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
ol.loadIdentity3()
ol.perspective(20, 1, 1, 100)
ol.translate3((0, 0, -20))
ol.color3(1.0,1.0,0.0);
ol.translate3( (cos(lux.time/2.0), cos(lux.time/3.0), cos(lux.time/7.0)) )
ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.25 * lux.simple_rate)
ol.rotate3Y(lux.time * pi * 0.13 * lux.simple_rate)
for row in self.torender:
ol.begin(ol.LINESTRIP)
vi = self.faces[row]
vi = vi + [vi[0]]
for i in vi:
tup = tuple(self.verts[i,:])
ol.vertex3(tup)
ol.end()
def draw(self):
self.x_phase = 0.4*cos(1.7 * lux.time * self.RATE) + 0.6*cos(0.7 * lux.time * self.RATE)
self.y_phase = cos(2.2 * lux.time * self.RATE)
self.z_phase = cos(5.7 * lux.time * self.RATE)
self.z_ratio = 2 + cos(0.1 * lux.time * self.RATE)
ol.loadIdentity3()
ol.loadIdentity()
ol.perspective(20, 1, 1, 100)
ol.translate3((0, 0, -10))
ol.scale3((0.5, 0.5, 0.5))
ol.rotate3Z(lux.time * pi * 0.01)
ol.rotate3X(lux.time * pi * 0.025)
ol.rotate3Y(lux.time * pi * 0.013)
ol.color3(*(self.color_cycle()))
ol.begin(ol.POINTS)
decay_factor = 1
first_point = None
for i in range(self.SAMPLES_PER_FRAME):
theta = float(i) / self.SAMPLES_PER_FRAME * self.MAX_THETA
x = sin(self.x_ratio * theta + self.x_phase)
y = sin(self.y_ratio * theta + self.y_phase)
z = sin(self.z_ratio * theta + self.z_phase)
if (i == 0):
first_point = (x * decay_factor, y * decay_factor, z * decay_factor)
ol.vertex3((x * decay_factor, y * decay_factor, z * decay_factor))
decay_factor = decay_factor * self.decay
ol.vertex3(first_point)
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
ol.loadIdentity3()
ol.perspective(20, 1, 1, 100)
ol.translate3((0, 0, -20))
ol.color3(1.0, 1.0, 0.0)
ol.translate3(
(cos(lux.time / 2.0), cos(lux.time / 3.0), cos(lux.time / 7.0)))
ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.25 * lux.simple_rate)
ol.rotate3Y(lux.time * pi * 0.13 * lux.simple_rate)
for row in self.torender:
ol.begin(ol.LINESTRIP)
vi = self.faces[row]
vi = vi + [vi[0]]
for i in vi:
tup = tuple(self.verts[i, :])
ol.vertex3(tup)
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
ol.perspective(60, 1, 1, 100)
ol.translate3((0, 0, -3))
ol.color3(1.0, 1.0, 1.0)
offset = cos(lux.time * 10)
ol.begin(ol.LINESTRIP)
npts = 25
#ol.scale3((0.5,0.5,0.5))
for i in range(npts):
ol.color3(
float(i) / npts, 1.0 - float(i) / npts,
(float(i) / npts + (1.0 - float(i) / npts)) / 2.0)
offset = 0
mod = (i % 2 * 2.0 - 1.0) * 0.99
#ol.scale3((mod, mod, mod))
ol.rotate3Z(lux.time * pi * 0.01 * lux.simple_rate)
ol.vertex3((float(i) / (npts / 2.0) - 1.0 + offset, -1.0, -1))
ol.vertex3((float(i) / (npts / 2.0) - 1.0 + offset, 1.0, -1))
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
for i in range(2):
ol.loadIdentity3()
ol.perspective(20, 1, 1, 100)
ol.translate3((0, 0, -20))
if (i == 1):
ol.color3(1.0, 1.0, 0.0)
ol.translate3((cos(lux.time / 2.0), cos(lux.time / 3.0),
cos(lux.time / 7.0)))
ol.rotate3Z(lux.time * pi * 0.1 * lux.TwoCubes_simple_rate)
ol.rotate3X(lux.time * pi * 0.25 * lux.TwoCubes_simple_rate)
ol.rotate3Y(lux.time * pi * 0.13 * lux.TwoCubes_simple_rate)
else:
ol.color3(0.0, 1.0, 1.0)
ol.scale3((0.6, 0.6, 0.6))
ol.translate3((cos(lux.time / 3.2), cos(lux.time / 2.6),
cos(lux.time / 5.4)))
ol.rotate3Z(lux.time * pi * 0.14 * lux.TwoCubes_simple_rate)
ol.rotate3X(lux.time * pi * 0.53 * lux.TwoCubes_simple_rate)
ol.rotate3Y(lux.time * pi * 0.22 * lux.TwoCubes_simple_rate)
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, -1, -1))
ol.vertex3((1, -1, -1))
ol.vertex3((1, 1, -1))
ol.vertex3((-1, 1, -1))
ol.vertex3((-1, -1, -1))
ol.vertex3((-1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3((1, 1, 1))
ol.vertex3((-1, 1, 1))
ol.vertex3((-1, -1, 1))
ol.vertex3((1, -1, 1))
ol.vertex3((1, 1, 1))
ol.vertex3((1, 1, -1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3((1, -1, -1))
ol.vertex3((1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, 1, 1))
ol.vertex3((-1, 1, -1))
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
ol.color3(1.0, 0.0, 1.0);
font = ol.getDefaultFont()
s = "Lux!"
w = ol.getStringWidth(font, 0.2, s)
ol.drawString(font, (-w/2,0.1), 0.2, s)
ol.perspective(60, 1, 1, 100)
ol.translate3((0, 0, -3))
for i in range(2):
if (i == 1):
ol.color3(1.0,1.0,0.0);
else:
ol.color3(0.0,1.0,1.0);
ol.scale3((0.6, 0.6, 0.6))
ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.8 * lux.simple_rate)
ol.rotate3Y(lux.time * pi * 0.73 * lux.simple_rate)
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, -1, -1))
ol.vertex3(( 1, -1, -1))
ol.vertex3(( 1, 1, -1))
ol.vertex3((-1, 1, -1))
ol.vertex3((-1, -1, -1))
ol.vertex3((-1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP);
ol.vertex3(( 1, 1, 1))
ol.vertex3((-1, 1, 1))
ol.vertex3((-1, -1, 1))
ol.vertex3(( 1, -1, 1))
ol.vertex3(( 1, 1, 1))
ol.vertex3(( 1, 1, -1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3(( 1, -1, -1))
ol.vertex3(( 1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, 1, 1))
ol.vertex3((-1, 1, -1))
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
for i in range(2):
ol.loadIdentity3()
ol.perspective(20, 1, 1, 100)
ol.translate3((0, 0, -20))
if (i == 1):
ol.color3(1.0,1.0,0.0);
ol.translate3((cos(lux.time/2.0), cos(lux.time/3.0), cos(lux.time/7.0)))
ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.25 * lux.simple_rate)
ol.rotate3Y(lux.time * pi * 0.13 * lux.simple_rate)
else:
ol.color3(0.0,1.0,1.0);
ol.scale3((0.6, 0.6, 0.6))
ol.translate3((cos(lux.time/3.2), cos(lux.time/2.6), cos(lux.time/5.4)))
ol.rotate3Z(lux.time * pi * 0.14 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.53 * lux.simple_rate)
ol.rotate3Y(lux.time * pi * 0.22 * lux.simple_rate)
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, -1, -1))
ol.vertex3(( 1, -1, -1))
ol.vertex3(( 1, 1, -1))
ol.vertex3((-1, 1, -1))
ol.vertex3((-1, -1, -1))
ol.vertex3((-1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP);
ol.vertex3(( 1, 1, 1))
ol.vertex3((-1, 1, 1))
ol.vertex3((-1, -1, 1))
ol.vertex3(( 1, -1, 1))
ol.vertex3(( 1, 1, 1))
ol.vertex3(( 1, 1, -1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3(( 1, -1, -1))
ol.vertex3(( 1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, 1, 1))
ol.vertex3((-1, 1, -1))
ol.end()
def draw(self):
time = lux.time
ctf = self.color_time_frequency
clf = self.color_length_frequency
caf = self.color_angle_frequency/2
theta0 = abs(math.sin(time*self.time_scale))
for braid_count in range(1,self.NUM_CIRCLES):
first = True
n = 0
theta = theta0
ol.color3(1.0, 0.0, 1.0);
ol.loadIdentity3()
ol.loadIdentity()
ol.perspective(40, 1, 1, 100)
ol.translate3((0, 0, -3))
ol.rotate3Z(lux.time * pi * self.z_rotations[braid_count])
ol.rotate3X(lux.time * pi * self.x_rotations[braid_count])
ol.rotate3Z(lux.time * pi * self.x_rotations[braid_count])
ol.begin(ol.LINESTRIP)
while theta < theta0 + 2*pi:
r = (0.5+sin(10*theta)/2.0) / float(braid_count) * self.scale
x = r * cos(theta)
y = r * sin(theta)
angle = math.atan2(y, x)/(2*pi)
red = abs(math.sin(2*pi*(self.r_prime/3+ctf*time+clf*n+caf*angle)+self.color_phases[braid_count]))
green = abs(math.sin(2*pi*(self.g_prime/3+ctf*time+clf*n+caf*angle)+self.color_phases[braid_count]))
blue = abs(math.sin(2*pi*(self.b_prime/3+ctf*time+clf*n+caf*angle)+self.color_phases[braid_count]))
ol.color3(red, green, blue)
ol.vertex3((x,y,0))
n += 1
theta += 1.0/float(self.max_segments)
r = (0.5+sin(10*theta)/2.0) / float(braid_count) * self.scale
x = r * cos(theta)
y = r * sin(theta)
ol.vertex3((x,y,0)) # Close the path
ol.end()
def draw(self):
a = self.alpha * cos(lux.time / 10.0 * self.RATE)
b = self.beta * sin(lux.time / 7.0 * self.RATE) + 10
c = self.gamma * cos(lux.time / 11.0 * self.RATE)
A = self.rho
ol.loadIdentity3()
ol.loadIdentity()
ol.rotate3Z(lux.time * pi * 0.03)
ol.color3(*(self.color_cycle()))
ol.begin(ol.LINESTRIP)
for i in range(self.SAMPLES_PER_FRAME):
theta = float(i) / self.SAMPLES_PER_FRAME * self.MAX_THETA
r = exp(cos(a * theta)) - A * cos(b*theta) + pow(abs(sin(theta/c)),b)
r = r / (2.7 - A + pow(1,b)) * self.overall_amplitude
ol.vertex3((r * cos(theta), r * sin(theta), -1))
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
ol.perspective(60, 1, 1, 100)
ol.translate3((0, 0, -3))
ol.color3(1.0,1.0,1.0)
offset = cos(lux.time*10)
ol.begin(ol.LINESTRIP)
npts = 25
#ol.scale3((0.5,0.5,0.5))
for i in range(npts):
ol.color3(float(i)/npts,1.0-float(i)/npts,(float(i)/npts+(1.0-float(i)/npts))/2.0)
offset = 0
mod = (i%2 * 2.0 - 1.0) * 0.99
#ol.scale3((mod, mod, mod))
ol.rotate3Z(lux.time * pi * 0.01 * lux.simple_rate)
ol.vertex3((float(i)/(npts/2.0)-1.0+offset,-1.0,-1))
ol.vertex3((float(i)/(npts/2.0)-1.0+offset,1.0,-1))
ol.end()
def draw(self):
try:
a = self.alpha * cos(lux.time / 10.0 * self.RATE)
b = self.beta * sin(lux.time / 7.0 * self.RATE) + 10
c = self.gamma * cos(lux.time / 11.0 * self.RATE)
A = self.rho
ol.loadIdentity3()
ol.loadIdentity()
ol.rotate3Z(lux.time * pi * 0.03)
ol.color3(*(self.color_cycle()))
ol.begin(ol.LINESTRIP)
for i in range(self.SAMPLES_PER_FRAME):
theta = float(i) / self.SAMPLES_PER_FRAME * self.MAX_THETA
r = exp(cos(a * theta)) - A * cos(b * theta) + pow(
abs(sin(theta / c)), b)
r = r / (2.7 - A + pow(1, b)) * self.overall_amplitude
ol.vertex3((self.SCALE * r * cos(theta),
self.SCALE * r * sin(theta), -1))
ol.end()
except ValueError:
pass # Occasinal math hiccups can be safely ignored
def draw(self):
self.i=self.i+1.0;
#inverse persistence length
self.thetad=0.25*(1.0+sin(2.0*pi*self.i/2000.0))
#RGB curliness offset
offset=pi/6.0
#RGB curly-straight cycle frequency
crlstrt=0.005
#RGB maximum curlyness
curlmx=0.2
theta0B=curlmx*cos(self.i*crlstrt)
theta0R=curlmx*cos(self.i*crlstrt+offset)
theta0G=curlmx*cos(self.i*crlstrt+2.0*offset)
self.thetaB=self.thetaB+random.gauss(theta0B,self.thetad)
self.thetaR=self.thetaR+random.gauss(theta0R,self.thetad)
self.thetaG=self.thetaG+random.gauss(theta0G,self.thetad)
self.BX=np.append(self.BX[1:], self.BX[-1]+self.dr*cos(self.thetaB))
self.BY=np.append(self.BY[1:], self.BY[-1]+self.dr*sin(self.thetaB))
self.RX=np.append(self.RX[1:], self.RX[-1]+self.dr*cos(self.thetaR))
self.RY=np.append(self.RY[1:], self.RY[-1]+self.dr*sin(self.thetaR))
self.GX=np.append(self.GX[1:], self.GX[-1]+self.dr*cos(self.thetaG))
self.GY=np.append(self.GY[1:], self.GY[-1]+self.dr*sin(self.thetaG))
# derivative roughness parameter
# b=0.1;
# if b != 0.0:
# [Fx,Fy]=gradient([self.BX;self.RX;self.GX;self.BY;self.RY;self.GY])
# self.BX=b*Fx(4,:)+self.BX
# self.RX=b*Fx(5,:)+self.RX
# self.GX=b*Fx(6,:)+self.GX
# self.BY=b*Fx(1,:)+self.BY
# self.RY=b*Fx(2,:)+self.RY
# self.GY=b*Fx(3,:)+self.GY
#combine paths
rmult=0.0001;
if 1:
fmB=0.5
fmG=0.5
# self.BX=(self.BX+self.RX+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
self.BX=(self.BX+self.RX)/2.0
self.BY=(self.BY+self.RY+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
self.RX=(self.RX+self.GX+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
self.RY=(self.RY+self.GY+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
self.GX=(self.BX+self.GX+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
self.GY=(self.BY+self.GY+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
else:
fmB=1.0
fmG=1.0
#spin frequency
freq=0.01+random.gauss(0,0.002)
self.BX=cos(freq*fmB)*self.BX-sin(freq*fmB)*self.BY
self.BY=sin(freq*fmB)*self.BX+cos(freq*fmB)*self.BY
self.RX=cos(freq)*self.RX-sin(freq)*self.RY
self.RY=sin(freq)*self.RX+cos(freq)*self.RY
self.GX=cos(freq*fmG)*self.GX-sin(freq*fmG)*self.GY
self.GY=sin(freq*fmG)*self.GX+cos(freq*fmG)*self.GY
#centering
self.BX=self.BX-self.BX.mean()
self.BY=self.BY-self.BY.mean()
self.RX=self.RX-self.RX.mean()
self.RY=self.RY-self.RY.mean()
self.GX=self.GX-self.GX.mean()
self.GY=self.GY-self.GY.mean()
#scaling and bouncy factor
bounce=5.0
self.fB = self.fB + ((self.fB+max(np.sqrt(self.BX**2+self.BY**2)))/2.0-self.fB)/bounce
self.fR = self.fR + ((self.fR+max(np.sqrt(self.RX**2+self.RY**2)))/2.0-self.fR)/bounce
self.fG = self.fG + ((self.fG+max(np.sqrt(self.GX**2+self.GY**2)))/2.0-self.fG)/bounce
self.BX=self.BX/self.fB
self.BY=self.BY/self.fB
self.RX=self.RX/self.fR
self.RY=self.RY/self.fR
self.GX=self.GX/self.fG
self.GY=self.GY/self.fG
####################################
#LUX RENDERING CODE
####################################
ol.loadIdentity3()
ol.loadIdentity()
# ol.color3(*(self.color_cycle()))
ol.scale3((self.scale_factor,self.scale_factor,self.scale_factor))
theta_rot = 0.4*cos(1.7 * lux.time * self.ROT_RATE) + 0.6*cos(0.7 * lux.time * self.ROT_RATE)
ol.rotate3Z(theta_rot)
render_type = ol.POINTS
current_hue_marker = self.writhe_current_hue
current_hue_target = self.writhe_hue_target
current_hue_step = self.writhe_hue_step
# ol.color3(0.0,0.0,1.0)
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((self.BX[i], self.BY[i], -1))
ol.end()
self.writhe_current_hue = current_hue_marker
self.writhe_current_target = current_hue_target
self.writhe_current_step = current_hue_step
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((-self.BX[i], self.BY[i], -1))
ol.end()
self.writhe_current_hue = current_hue_marker
self.writhe_current_target = current_hue_target
self.writhe_current_step = current_hue_step
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((self.BX[i], -self.BY[i], -1))
ol.end()
self.writhe_current_hue = current_hue_marker
self.writhe_current_target = current_hue_target
self.writhe_current_step = current_hue_step
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((-self.BX[i], -self.BY[i], -1))
ol.end()
def draw(self):
ol.loadIdentity3()
ol.loadIdentity()
#ol.color3(1.0, 0.0, 1.0);
#font = ol.getDefaultFont()
#s = "Lux!"
#w = ol.getStringWidth(font, 0.2, s)
#ol.drawString(font, (-w/2,0.1), 0.2, s)
ol.perspective(60, 1, 1, 100)
ol.translate3((0, 0, -3))
#Dodecahedron---------------------------
ol.color3(1.0,1.0,1.0);
ol.scale3((0.8, 0.8, 0.8))
ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.8 * lux.simple_rate)
ol.rotate3Y(lux.time * pi * 0.73 * lux.simple_rate)
for face in self.dodeca_face_edges:
ol.begin(ol.LINESTRIP)
ol.vertex3(face[0])
ol.vertex3(face[1])
ol.vertex3(face[2])
ol.vertex3(face[3])
ol.vertex3(face[4])
ol.vertex3(face[0])
ol.end()
#Icosahedron---------------------------
ol.color3(1.0,1.0,0.0);
ol.scale3((0.9, 0.9, 0.9))
ol.rotate3Z(lux.time * pi * 0.5 * lux.simple_rate)
#ol.rotate3X(lux.time * pi * 0.8 * lux.simple_rate)
#ol.rotate3Y(lux.time * pi * 0.73 * lux.simple_rate)
for face in self.icos_face_edges:
ol.begin(ol.LINESTRIP)
ol.vertex3(face[0])
ol.vertex3(face[1])
ol.vertex3(face[2])
ol.vertex3(face[0])
ol.end()
#for strip in self.icos_face_edges:
# ol.begin(ol.LINESTRIP)
# for f in strip:
# ol.vertex3(f)
# ol.end()
#Cube---------------------------
# ol.color3(0.0,0.0,1.0);
# ol.scale3((0.4, 0.4, 0.4))
# #ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
# #ol.rotate3X(lux.time * pi * 0.8 * lux.simple_rate)
# ol.rotate3Y(lux.time * pi * 0.73 * lux.simple_rate)
# ol.begin(ol.LINESTRIP)
# ol.vertex3((-1, -1, -1))
# ol.vertex3(( 1, -1, -1))
# ol.vertex3(( 1, 1, -1))
# ol.vertex3((-1, 1, -1))
# ol.vertex3((-1, -1, -1))
# ol.vertex3((-1, -1, 1))
# ol.end()
# ol.begin(ol.LINESTRIP);
# ol.vertex3(( 1, 1, 1))
# ol.vertex3((-1, 1, 1))
# ol.vertex3((-1, -1, 1))
# ol.vertex3(( 1, -1, 1))
# ol.vertex3(( 1, 1, 1))
# ol.vertex3(( 1, 1, -1))
# ol.end()
# ol.begin(ol.LINESTRIP)
# ol.vertex3(( 1, -1, -1))
# ol.vertex3(( 1, -1, 1))
# ol.end()
# ol.begin(ol.LINESTRIP)
# ol.vertex3((-1, 1, 1))
# ol.vertex3((-1, 1, -1))
# ol.end()
#Octahedron------------------------
ol.color3(0.0,0.0,1.0);
ol.scale3((.8, .8, .8))
#ol.rotate3Z(lux.time * pi * 0.1 * lux.simple_rate)
ol.rotate3X(lux.time * pi * 0.8 * lux.simple_rate)
#ol.rotate3Y(lux.time * pi * 0.73 * lux.simple_rate)
for strip in self.octahedron_face_edges:
ol.begin(ol.LINESTRIP)
for f in strip:
ol.vertex3(f)
ol.end()
def draw(self):
self.i = self.i + 1.0
#inverse persistence length
self.thetad = 0.25 * (1.0 + sin(2.0 * pi * self.i / 2000.0))
#RGB curliness offset
offset = pi / 6.0
#RGB curly-straight cycle frequency
crlstrt = 0.005
#RGB maximum curlyness
curlmx = 0.2
theta0B = curlmx * cos(self.i * crlstrt)
theta0R = curlmx * cos(self.i * crlstrt + offset)
theta0G = curlmx * cos(self.i * crlstrt + 2.0 * offset)
self.thetaB = self.thetaB + random.gauss(theta0B, self.thetad)
self.thetaR = self.thetaR + random.gauss(theta0R, self.thetad)
self.thetaG = self.thetaG + random.gauss(theta0G, self.thetad)
self.BX = np.append(self.BX[1:],
self.BX[-1] + self.dr * cos(self.thetaB))
self.BY = np.append(self.BY[1:],
self.BY[-1] + self.dr * sin(self.thetaB))
self.RX = np.append(self.RX[1:],
self.RX[-1] + self.dr * cos(self.thetaR))
self.RY = np.append(self.RY[1:],
self.RY[-1] + self.dr * sin(self.thetaR))
self.GX = np.append(self.GX[1:],
self.GX[-1] + self.dr * cos(self.thetaG))
self.GY = np.append(self.GY[1:],
self.GY[-1] + self.dr * sin(self.thetaG))
# derivative roughness parameter
# b=0.1;
# if b != 0.0:
# [Fx,Fy]=gradient([self.BX;self.RX;self.GX;self.BY;self.RY;self.GY])
# self.BX=b*Fx(4,:)+self.BX
# self.RX=b*Fx(5,:)+self.RX
# self.GX=b*Fx(6,:)+self.GX
# self.BY=b*Fx(1,:)+self.BY
# self.RY=b*Fx(2,:)+self.RY
# self.GY=b*Fx(3,:)+self.GY
#combine paths
rmult = 0.0001
if 1:
fmB = 0.5
fmG = 0.5
# self.BX=(self.BX+self.RX+(2*random.uniform(1,self.N)-1.0)*rmult)/2.0
self.BX = (self.BX + self.RX) / 2.0
self.BY = (self.BY + self.RY +
(2 * random.uniform(1, self.N) - 1.0) * rmult) / 2.0
self.RX = (self.RX + self.GX +
(2 * random.uniform(1, self.N) - 1.0) * rmult) / 2.0
self.RY = (self.RY + self.GY +
(2 * random.uniform(1, self.N) - 1.0) * rmult) / 2.0
self.GX = (self.BX + self.GX +
(2 * random.uniform(1, self.N) - 1.0) * rmult) / 2.0
self.GY = (self.BY + self.GY +
(2 * random.uniform(1, self.N) - 1.0) * rmult) / 2.0
else:
fmB = 1.0
fmG = 1.0
#spin frequency
freq = 0.01 + random.gauss(0, 0.002)
self.BX = cos(freq * fmB) * self.BX - sin(freq * fmB) * self.BY
self.BY = sin(freq * fmB) * self.BX + cos(freq * fmB) * self.BY
self.RX = cos(freq) * self.RX - sin(freq) * self.RY
self.RY = sin(freq) * self.RX + cos(freq) * self.RY
self.GX = cos(freq * fmG) * self.GX - sin(freq * fmG) * self.GY
self.GY = sin(freq * fmG) * self.GX + cos(freq * fmG) * self.GY
#centering
self.BX = self.BX - self.BX.mean()
self.BY = self.BY - self.BY.mean()
self.RX = self.RX - self.RX.mean()
self.RY = self.RY - self.RY.mean()
self.GX = self.GX - self.GX.mean()
self.GY = self.GY - self.GY.mean()
#scaling and bouncy factor
bounce = 5.0
self.fB = self.fB + (
(self.fB + max(np.sqrt(self.BX**2 + self.BY**2))) / 2.0 -
self.fB) / bounce
self.fR = self.fR + (
(self.fR + max(np.sqrt(self.RX**2 + self.RY**2))) / 2.0 -
self.fR) / bounce
self.fG = self.fG + (
(self.fG + max(np.sqrt(self.GX**2 + self.GY**2))) / 2.0 -
self.fG) / bounce
self.BX = self.BX / self.fB
self.BY = self.BY / self.fB
self.RX = self.RX / self.fR
self.RY = self.RY / self.fR
self.GX = self.GX / self.fG
self.GY = self.GY / self.fG
####################################
#LUX RENDERING CODE
####################################
ol.loadIdentity3()
ol.loadIdentity()
# ol.color3(*(self.color_cycle()))
ol.scale3((self.scale_factor, self.scale_factor, self.scale_factor))
theta_rot = 0.4 * cos(1.7 * lux.time * self.ROT_RATE) + 0.6 * cos(
0.7 * lux.time * self.ROT_RATE)
ol.rotate3Z(theta_rot)
render_type = ol.POINTS
current_hue_marker = self.writhe_current_hue
current_hue_target = self.writhe_hue_target
current_hue_step = self.writhe_hue_step
# ol.color3(0.0,0.0,1.0)
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((self.BX[i], self.BY[i], -1))
ol.end()
self.writhe_current_hue = current_hue_marker
self.writhe_current_target = current_hue_target
self.writhe_current_step = current_hue_step
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((-self.BX[i], self.BY[i], -1))
ol.end()
self.writhe_current_hue = current_hue_marker
self.writhe_current_target = current_hue_target
self.writhe_current_step = current_hue_step
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((self.BX[i], -self.BY[i], -1))
ol.end()
self.writhe_current_hue = current_hue_marker
self.writhe_current_target = current_hue_target
self.writhe_current_step = current_hue_step
ol.begin(ol.POINTS)
for i in range(self.BX.shape[0]):
ol.color3(*(self.writhe_color_cycle()))
ol.vertex3((-self.BX[i], -self.BY[i], -1))
ol.end()
while True:
ol.loadIdentity3()
ol.loadIdentity()
font = ol.getDefaultFont()
s = "Hi!"
w = ol.getStringWidth(font, 0.2, s)
ol.drawString(font, (-w / 2, 0.1), 0.2, ol.C_WHITE, s)
ol.perspective(60, 1, 1, 100)
ol.translate3((0, 0, -3))
for i in range(2):
ol.scale3((0.6, 0.6, 0.6))
ol.rotate3Z(time * pi * 0.1)
ol.rotate3X(time * pi * 0.8)
ol.rotate3Y(time * pi * 0.73)
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, -1, -1), ol.C_WHITE)
ol.vertex3((1, -1, -1), ol.C_WHITE)
ol.vertex3((1, 1, -1), ol.C_WHITE)
ol.vertex3((-1, 1, -1), ol.C_WHITE)
ol.vertex3((-1, -1, -1), ol.C_WHITE)
ol.vertex3((-1, -1, 1), ol.C_WHITE)
ol.end()
ol.begin(ol.LINESTRIP)
ol.vertex3((1, 1, 1), ol.C_WHITE)
ol.vertex3((-1, 1, 1), ol.C_WHITE)
font = ol.getDefaultFont()
s = "Hi!"
w = ol.getStringWidth(font, 0.2, s)
ol.drawString(font, (-w/2,0.1), 0.2, ol.C_WHITE, s)
ol.perspective(60, 1, 1, 100)
ol.translate3((0, 0, -3))
for i in range(2):
if (i == 1):
ol.color3(1.0,0.0,0.0);
else:
ol.color3(0.0,1.0,0.0);
ol.scale3((0.6, 0.6, 0.6))
ol.rotate3Z(time * pi * 0.1)
ol.rotate3X(time * pi * 0.8)
ol.rotate3Y(time * pi * 0.73)
ol.begin(ol.LINESTRIP)
ol.vertex3((-1, -1, -1))
ol.vertex3(( 1, -1, -1))
ol.vertex3(( 1, 1, -1))
ol.vertex3((-1, 1, -1))
ol.vertex3((-1, -1, -1))
ol.vertex3((-1, -1, 1))
ol.end()
ol.begin(ol.LINESTRIP);
ol.vertex3(( 1, 1, 1))
ol.vertex3((-1, 1, 1))
