def BL(self, j, i): d = 16*cos((i+j-w)/7) * exp(-_sq(i+j-w)/12) i -= d j -= d return ((int(i/64) + int(j/64))&1) *255;
def BL(self, j, i): x = i y = j # for a in loop: # for b in loop: l = i - 500 k = j - 500 r = sqrt(l * l + k * k) # distance d = 16 * cos((r - w) / 7) * exp(-_sq(r - w) / 12) if r > 0: p = d * l / r q = d * k / r x -= p y -= q return ((int(x / 64) + int(y / 64)) & 1) * 255
def BL(self, j, i): x = i; y = j # for a in loop: # for b in loop: l = i - 500 k = j - 500 r = sqrt(l*l+k*k) # distance d = 16*cos((r-w)/7) * exp(-_sq(r-w)/12) if r>0: p = d*l/r q = d*k/r x -= p y -=q return ((int(x/64)+int(y/64))&1) *255;
def GR(self, j, i): s=3./(j+99); y=(j+sin((i*i+_sq(j-700)*5)/100./DIM)*35)*s; return (int(5*((i+DIM)*s+y))%2+int(5*((DIM*2-i)*s+y))%2)*127;
def BL(self, i, j): return (_sq(cos(atan2(j-512,i-512)/2+2*acos(-1)/3))*255)
def RD(self, i, j): return (_sq(cos(atan2(j-512,i-512)/2))*255)
def RD(self, j, i): s = 3. / (j + 99) y = (j + sin((i * i + _sq(j - 700) * 5) / 100. / DIM) * 35) * s return (int((i + DIM) * s + y) % 2 + int((DIM * 2 - i) * s + y) % 2) * 127
def BL(self, j, i): d = 16 * cos((i + j - w) / 7) * exp(-_sq(i + j - w) / 12) i -= d j -= d return ((int(i / 64) + int(j / 64)) & 1) * 255
def BL(self, i, j): return (_sq(cos(atan2(j - 512, i - 512) / 2 + 2 * acos(-1) / 3)) * 255)
def RD(self, i, j): return (_sq(cos(atan2(j - 512, i - 512) / 2)) * 255)