파이선 소스 코드
#!/usr/bin/python
import Image
import numpy
import math
palette=((0, 0, 0), (0, 0, 10), (0, 0, 20), (0, 0, 30), (0, 0, 37), (0, 0, 42), (0, 0, 46), (0, 0, 50), (0, 0, 54), (0, 0, 58), (0, 0, 62), (0, 0, 66), (0, 0, 70), (0, 0, 74), (0, 0, 79), (0, 0, 82), (1, 0, 85), (1, 0, 87), (2, 0, 89), (2, 0, 92), (3, 0, 94), (4, 0, 97), (4, 0, 99), (5, 0, 101), (6, 0, 103), (7, 0, 105), (8, 0, 107), (9, 0, 110), (10, 0, 112), (11, 0, 115), (12, 0, 116), (13, 0, 117), (13, 0, 118), (14, 0, 119), (16, 0, 120), (18, 0, 121), (19, 0, 123), (21, 0, 124), (23, 0, 125), (25, 0, 126), (27, 0, 128), (28, 0, 129), (30, 0, 131), (32, 0, 132), (34, 0, 133), (36, 0, 134), (38, 0, 135), (40, 0, 137), (42, 0, 137), (44, 0, 138), (46, 0, 139), (48, 0, 140), (50, 0, 141), (52, 0, 142), (54, 0, 142), (56, 0, 143), (57, 0, 144), (59, 0, 145), (60, 0, 146), (62, 0, 147), (63, 0, 147), (65, 0, 148), (66, 0, 149), (68, 0, 149), (69, 0, 150), (71, 0, 150), (73, 0, 150), (74, 0, 150), (76, 0, 151), (78, 0, 151), (79, 0, 151), (81, 0, 151), (82, 0, 152), (84, 0, 152), (86, 0, 152), (88, 0, 153), (90, 0, 153), (92, 0, 153), (93, 0, 154), (95, 0, 154), (97, 0, 155), (99, 0, 155), (100, 0, 155), (102, 0, 155), (104, 0, 155), (106, 0, 155), (108, 0, 156), (109, 0, 156), (111, 0, 156), (112, 0, 156), (113, 0, 157), (115, 0, 157), (117, 0, 157), (119, 0, 157), (120, 0, 157), (122, 0, 157), (124, 0, 157), (126, 0, 157), (127, 0, 157), (129, 0, 157), (131, 0, 157), (132, 0, 157), (134, 0, 157), (135, 0, 157), (137, 0, 157), (138, 0, 157), (139, 0, 157), (141, 0, 157), (143, 0, 156), (145, 0, 156), (147, 0, 156), (149, 0, 156), (150, 0, 155), (152, 0, 155), (153, 0, 155), (155, 0, 155), (156, 0, 155), (157, 0, 155), (159, 0, 155), (160, 0, 155), (162, 0, 155), (163, 0, 155), (164, 0, 155), (166, 0, 154), (167, 0, 154), (168, 0, 154), (169, 0, 153), (170, 0, 153), (171, 0, 153), (173, 0, 153), (174, 1, 152), (175, 1, 152), (176, 1, 152), (176, 1, 152), (177, 1, 151), (178, 1, 151), (179, 1, 150), (180, 2, 150), (181, 2, 149), (182, 2, 149), (183, 3, 149), (184, 3, 149), (185, 4, 149), (186, 4, 149), (186, 4, 148), (187, 5, 147), (188, 5, 147), (189, 5, 147), (190, 6, 146), (191, 6, 146), (191, 6, 146), (192, 7, 145), (192, 7, 145), (193, 8, 144), (193, 9, 144), (194, 10, 143), (195, 10, 142), (195, 11, 142), (196, 12, 141), (197, 12, 140), (198, 13, 139), (198, 14, 138), (199, 15, 137), (200, 16, 136), (201, 17, 135), (202, 18, 134), (202, 19, 133), (203, 19, 133), (203, 20, 132), (204, 21, 130), (205, 22, 129), (206, 23, 128), (206, 24, 126), (207, 24, 124), (207, 25, 123), (208, 26, 121), (209, 27, 120), (209, 28, 118), (210, 28, 117), (210, 29, 116), (211, 30, 114), (211, 32, 113), (212, 33, 111), (212, 34, 110), (213, 35, 107), (213, 36, 105), (214, 37, 103), (215, 38, 101), (216, 39, 100), (216, 40, 98), (217, 42, 96), (218, 43, 94), (218, 44, 92), (219, 46, 90), (219, 47, 87), (220, 47, 84), (221, 48, 81), (221, 49, 78), (222, 50, 74), (222, 51, 71), (223, 52, 68), (223, 53, 65), (223, 54, 61), (224, 55, 58), (224, 56, 55), (224, 57, 51), (225, 58, 48), (226, 59, 45), (226, 60, 42), (227, 61, 38), (227, 62, 35), (228, 63, 32), (228, 65, 29), (228, 66, 28), (229, 67, 27), (229, 68, 25), (229, 69, 24), (230, 70, 22), (231, 71, 21), (231, 72, 20), (231, 73, 19), (232, 74, 18), (232, 76, 16), (232, 76, 15), (233, 77, 14), (233, 77, 13), (234, 78, 12), (234, 79, 12), (235, 80, 11), (235, 81, 10), (235, 82, 10), (235, 83, 9), (236, 84, 9), (236, 86, 8), (236, 87, 8), (236, 88, 8), (237, 89, 7), (237, 90, 7), (237, 91, 6), (238, 92, 6), (238, 92, 5), (238, 93, 5), (238, 94, 5), (239, 95, 4), (239, 96, 4), (239, 97, 4), (239, 98, 4), (240, 99, 3), (240, 100, 3), (240, 101, 3), (241, 102, 3), (241, 102, 3), (241, 103, 3), (241, 104, 3), (241, 105, 2), (241, 106, 2), (241, 107, 2), (241, 107, 2), (242, 108, 1), (242, 109, 1), (242, 110, 1), (243, 111, 1), (243, 112, 1), (243, 113, 1), (243, 114, 1), (244, 115, 0), (244, 116, 0), (244, 117, 0), (244, 118, 0), (244, 119, 0), (244, 120, 0), (244, 122, 0), (245, 123, 0), (245, 124, 0), (245, 126, 0), (245, 127, 0), (246, 128, 0), (246, 129, 0), (246, 130, 0), (247, 131, 0), (247, 132, 0), (247, 133, 0), (247, 134, 0), (248, 135, 0), (248, 136, 0), (248, 136, 0), (248, 137, 0), (248, 138, 0), (248, 139, 0), (248, 140, 0), (249, 141, 0), (249, 141, 0), (249, 142, 0), (249, 143, 0), (249, 144, 0), (249, 145, 0), (249, 146, 0), (249, 147, 0), (250, 148, 0), (250, 149, 0), (250, 150, 0), (251, 152, 0), (251, 153, 0), (251, 154, 0), (251, 156, 0), (252, 157, 0), (252, 159, 0), (252, 160, 0), (252, 161, 0), (253, 162, 0), (253, 163, 0), (253, 164, 0), (253, 166, 0), (253, 167, 0), (253, 168, 0), (253, 170, 0), (253, 171, 0), (253, 172, 0), (253, 173, 0), (253, 174, 0), (254, 175, 0), (254, 176, 0), (254, 177, 0), (254, 178, 0), (254, 179, 0), (254, 180, 0), (254, 181, 0), (254, 182, 0), (254, 184, 0), (254, 185, 0), (254, 185, 0), (254, 186, 0), (254, 187, 0), (254, 188, 0), (254, 189, 0), (254, 190, 0), (254, 192, 0), (254, 193, 0), (254, 194, 0), (254, 195, 0), (254, 196, 0), (254, 197, 0), (254, 198, 0), (254, 199, 0), (254, 200, 0), (254, 201, 1), (254, 202, 1), (254, 202, 1), (254, 203, 1), (254, 204, 2), (254, 205, 2), (254, 206, 3), (254, 207, 4), (254, 207, 4), (254, 208, 5), (254, 209, 6), (254, 211, 8), (254, 212, 9), (254, 213, 10), (254, 214, 10), (254, 215, 11), (254, 216, 12), (254, 217, 13), (255, 218, 14), (255, 218, 14), (255, 219, 16), (255, 220, 18), (255, 220, 20), (255, 221, 22), (255, 222, 25), (255, 222, 27), (255, 223, 30), (255, 224, 32), (255, 225, 34), (255, 226, 36), (255, 226, 38), (255, 227, 40), (255, 228, 43), (255, 228, 46), (255, 229, 49), (255, 230, 53), (255, 230, 56), (255, 231, 60), (255, 232, 63), (255, 233, 67), (255, 234, 70), (255, 235, 73), (255, 235, 77), (255, 236, 80), (255, 237, 84), (255, 238, 87), (255, 238, 91), (255, 238, 95), (255, 239, 99), (255, 239, 103), (255, 240, 106), (255, 240, 110), (255, 241, 114), (255, 241, 119), (255, 241, 123), (255, 242, 128), (255, 242, 133), (255, 242, 138), (255, 243, 142), (255, 244, 146), (255, 244, 150), (255, 244, 154), (255, 245, 158), (255, 245, 162), (255, 245, 166), (255, 246, 170), (255, 246, 175), (255, 247, 179), (255, 247, 182), (255, 248, 186), (255, 248, 189), (255, 248, 193), (255, 248, 196), (255, 249, 199), (255, 249, 202), (255, 249, 205), (255, 250, 209), (255, 250, 212), (255, 251, 216), (255, 252, 219), (255, 252, 223), (255, 253, 226), (255, 253, 229), (255, 253, 232), (255, 254, 235), (255, 254, 238), (255, 254, 241), (255, 254, 244), (255, 255, 246))
LEDs_on_head = 4
LED_interval = 60
shift_on_head = 30
head_angle = 30
distance_to_head = 200
#user_FOV_width
#user_FOV_height
#45 degree -> 0
#22.5 degree -> 400
#0 degree -> 2000
LED_FOV_dy = int(round(distance_to_head * math.tan(math.radians(45)) * 1.25))
LED_FOV_dx1 = int(round(distance_to_head * math.cos(math.radians(head_angle)) * math.tan(math.radians(45 + head_angle)) - distance_to_head * math.sin(math.radians(head_angle))))
LED_FOV_dx2 = int(round(distance_to_head * math.sin(math.radians(head_angle)) - distance_to_head * math.cos(math.radians(head_angle)) * math.tan(math.radians(head_angle - 45))))
LED_FOV_xcenter = LED_FOV_dx1
LED_FOV_ycenter = LED_FOV_dy
LED_FOV_width = LED_FOV_dx1 + LED_FOV_dx2
LED_FOV_height = 2 * LED_FOV_dy
print LED_FOV_width
print LED_FOV_height
def py_ang(v1, v2):
""" Returns the angle in radians between vectors 'v1' and 'v2' """
cosang = numpy.dot(v1, v2)
sinang = numpy.linalg.norm(numpy.cross(v1, v2))
return numpy.arctan2(sinang, cosang)
LED_FOV_map = numpy.zeros((LED_FOV_height, LED_FOV_width))
v1 = numpy.array([-distance_to_head * math.sin(math.radians(head_angle)), 0, -distance_to_head * math.cos(math.radians(head_angle))])
for y in range(LED_FOV_height):
for x in range(LED_FOV_width):
dv = numpy.array([x - LED_FOV_xcenter, y - LED_FOV_ycenter, 0])
v2 = v1 + dv
ang = abs(math.degrees(py_ang(v1, v2)))
if ang > 45.0:
intensity = 0
elif ang > 22.5:
intensity = -400.0 / (45.0 - 22.5) * (ang - 45.0)
elif ang > 11.2:
intensity = (400.0 - 1600.0) / (22.5 - 11.2) * (ang - 22.5) + 400.0
else:
intensity = (1600.0 - 2000.0) / (11.2 - 0) * (ang - 11.2) + 1600.0
LED_FOV_map[y][x] = intensity * numpy.power(numpy.dot(v1, v2), 2) / numpy.power(numpy.linalg.norm(v2), 4)
head_FOV_width = 2 * max(LED_FOV_dx1, LED_FOV_dx2)
head_FOV_height = LED_FOV_height + (LEDs_on_head - 1) * LED_interval + shift_on_head
head_FOV_map = numpy.zeros((head_FOV_height, head_FOV_width))
print head_FOV_width
print head_FOV_height
for y in range(LED_FOV_height):
for x in range(LED_FOV_width):
for i in range(LEDs_on_head):
head_FOV_map[y + i * LED_interval][x] += LED_FOV_map[y][x]
head_FOV_map[y + i * LED_interval + shift_on_head][(head_FOV_width -1) - x] += LED_FOV_map[y][x]
# 380 nm to 780 nm -> RGB
def wave2rgb(wavelength):
GAMMA = 1.0
# ITYPE=1 - PLAIN SPECTUM
# ITYPE=2 - MARK SPECTRUM AT 100 nm INTEVALS
# ITYPE=3 - HYDROGEN BALMER EMISSION SPECTRA
# ITYPE=4 - HYDROGEN BALMER ABSORPTION SPECTRA
ITYPE = 1
if wavelength < 440:
r = -1.0 * (wavelength - 440.0) / (440.0 - 380.0)
g = 0
b = 1
elif wavelength < 490.0:
r = 0.0
g = (wavelength - 440.0) / (490.0 - 440.0)
b = 1.0
elif wavelength < 510.0:
r = 0.0
g = 1.0
b = -1.0 * (wavelength - 510.0) / (510.0 - 490.0)
elif wavelength < 580:
r = (wavelength - 510.0) / (580.0 - 510.0)
g = 1.0
b = 0.0
elif wavelength < 645:
r = 1.0
g = -1.0 * (wavelength - 645.0) / (645.0 - 580.0)
b = 0.0
else:
r = 1.0
g = 0.0
b = 0.0
if wavelength > 700.0:
sss = 0.3 + 0.7 * (780.0 - wavelength) / (780.0 - 700.0)
elif wavelength < 420.0:
sss = 0.3 + 0.7 * (wavelength - 380.0) / (420.0 - 380.0)
else:
sss = 1.0
# Gamma adjust and write image to an array
r = int(255.0 * math.pow(sss * r, GAMMA))
g = int(255.0 * math.pow(sss * g, GAMMA))
b = int(255.0 * math.pow(sss * b, GAMMA))
if ITYPE == 2:
if abs(wavelength - 400) < 1 or abs(wavelength - 500) < 1 or abs(wavelength - 600) < 1 or abs(wavelength - 700) < 1:
r = 255
g = 255
b = 255
elif ITYPE == 3:
if abs(wavelength-656.0) > 1.0 and abs(wavelength-486.0) > 1.0 and abs(wavelength-433.0) > 1.0 and abs(wavelength-410.0) > 1.0 and abs(wavelength-396.0) > 1.0:
r = 0
g = 0
b = 0
elif ITYPE == 4:
if abs(wavelength-656.0) < 1.1 or abs(wavelength-486.0) < 1.1 or abs(wavelength-433.0) < 1.1 or abs(wavelength-410.0) < 1.1 or abs(wavelength-396.0) < 1.1:
r = 0
g = 0
b = 0
return (r, g, b)
minvalue = maxvalue = head_FOV_map[0][0]
for i in range(head_FOV_height):
for j in range(head_FOV_width):
if head_FOV_map[i][j] > maxvalue:
maxvalue = head_FOV_map[i][j]
elif head_FOV_map[i][j] < minvalue:
minvalue = head_FOV_map[i][j]
print minvalue
print maxvalue
print "profile"
for i in range(head_FOV_height):
print head_FOV_map[i][head_FOV_width / 2]
img = Image.new('RGB', (head_FOV_width, head_FOV_height), "black")
#img = Image.new('L', (head_FOV_width, head_FOV_height))
pixels = img.load()
for i in range(img.size[1]):
for j in range(img.size[0]):
#pixels[j, i] = wave2rgb(head_FOV_map[i][j] / 8000.0 * 400.0 + 380.0)
pixels[j, i] = palette[int(round((head_FOV_map[i][j] - minvalue) / (maxvalue - minvalue) * (len(palette) - 1)))]
#pixels[j, i] = int(round((head_FOV_map[i][j] - minvalue) / (maxvalue - minvalue) * 255.0))
img.show()
결과물
FOV_simulation_assign_90mm_45mm
시각적 변화를 위한 몇 가지 프로파일들
Yellow gradient
palette=((0, 0, 0), (53, 2, 0), (53, 2, 0), (53, 3, 0), (53, 3, 0), (53, 4, 0), (52, 4, 0), (52, 5, 0), (52, 6, 0), (52, 6, 0), (51, 7, 0), (51, 8, 0), (51, 9, 0), (51, 9, 0), (51, 10, 0), (51, 10, 0), (51, 11, 0), (51, 11, 0), (51, 12, 0), (51, 12, 0), (51, 13, 0), (50, 14, 0), (50, 14, 0), (50, 15, 0), (50, 15, 0), (50, 16, 0), (50, 16, 0), (50, 17, 0), (50, 17, 0), (50, 18, 0), (50, 18, 0), (50, 19, 0), (50, 20, 0), (50, 20, 0), (50, 21, 0), (51, 21, 0), (51, 22, 0), (51, 22, 0), (51, 23, 0), (51, 24, 0), (51, 25, 0), (51, 25, 0), (52, 26, 0), (52, 27, 0), (52, 27, 0), (52, 28, 0), (52, 28, 0), (52, 29, 0), (52, 29, 0), (52, 30, 0), (53, 30, 0), (53, 31, 0), (53, 32, 0), (54, 32, 0), (54, 33, 0), (54, 33, 0), (54, 34, 0), (55, 34, 0), (55, 35, 0), (55, 35, 0), (55, 36, 0), (56, 36, 0), (56, 37, 0), (56, 38, 0), (57, 39, 0), (57, 39, 0), (57, 40, 0), (58, 41, 0), (58, 41, 0), (59, 42, 0), (59, 42, 0), (59, 43, 0), (60, 43, 0), (60, 44, 0), (61, 45, 0), (61, 45, 0), (62, 46, 0), (62, 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(197, 130, 0), (198, 130, 0), (200, 131, 0), (201, 131, 0), (202, 132, 0), (203, 132, 0), (204, 133, 0), (205, 134, 0), (206, 135, 0), (206, 135, 0), (207, 136, 0), (208, 137, 0), (209, 137, 0), (210, 138, 0), (211, 138, 0), (212, 139, 0), (213, 139, 0), (214, 140, 0), (215, 141, 0), (216, 141, 0), (216, 142, 0), (217, 142, 0), (218, 143, 0), (219, 143, 0), (220, 144, 0), (221, 144, 0), (221, 145, 0), (222, 145, 0), (223, 146, 0), (224, 147, 0), (224, 147, 0), (225, 148, 0), (225, 148, 0), (226, 149, 0), (227, 149, 0), (228, 150, 0), (229, 151, 0), (229, 151, 0), (230, 152, 0), (231, 153, 0), (232, 154, 0), (232, 154, 0), (233, 155, 0), (233, 155, 0), (234, 156, 0), (235, 156, 0), (236, 157, 0), (236, 157, 0), (237, 158, 0), (238, 159, 0), (238, 159, 0), (239, 160, 0), (239, 160, 0), (240, 161, 0), (240, 161, 0), (240, 162, 0), (241, 162, 0), (241, 163, 0), (241, 163, 0), (242, 164, 0), (243, 165, 0), (243, 165, 0), (244, 166, 0), (244, 167, 0), (245, 168, 0), (245, 168, 0), (246, 169, 0), (246, 169, 0), (247, 170, 0), (247, 171, 0), (248, 171, 0), (248, 172, 0), (248, 172, 0), (248, 173, 0), (249, 173, 0), (249, 174, 0), (249, 174, 0), (249, 175, 0), (250, 175, 0), (250, 176, 0), (250, 177, 0), (251, 177, 0), (251, 178, 0), (251, 178, 0), (251, 179, 0), (252, 179, 0), (252, 180, 0), (252, 180, 0), (252, 181, 0), (252, 181, 0), (252, 182, 0), (252, 183, 0), (253, 184, 0), (253, 184, 0), (253, 185, 0), (253, 186, 0), (253, 186, 0), (253, 187, 0), (253, 187, 0), (253, 188, 0), (254, 189, 0), (254, 189, 0), (254, 190, 0), (254, 190, 0), (254, 191, 0), (254, 191, 0), (254, 192, 0), (254, 192, 0), (254, 193, 0), (254, 193, 0), (254, 194, 0), (254, 195, 0), (254, 195, 0), (254, 196, 0), (254, 196, 0), (254, 197, 0), (254, 197, 0), (254, 198, 0), (253, 199, 0), (253, 200, 0), (253, 200, 0), (253, 201, 0), (253, 202, 0), (253, 202, 0), (253, 203, 0), (252, 203, 0), (252, 204, 0), (252, 204, 0), (252, 205, 0), (252, 205, 0), (252, 206, 0), (252, 207, 0), (251, 207, 0), (251, 208, 0), (251, 208, 0), (251, 209, 0), (250, 209, 0), (250, 210, 0), (250, 210, 0), (250, 211, 0), (250, 211, 0), (250, 212, 0), (250, 213, 0), (249, 213, 0), (249, 214, 0), (249, 214, 0), (249, 215, 0), (248, 216, 0), (248, 217, 0), (248, 217, 0), (248, 218, 0), (247, 218, 0), (247, 219, 0), (247, 220, 0), (246, 220, 0), (246, 221, 0), (246, 221, 0), (246, 222, 0), (245, 222, 0), (245, 223, 0), (245, 223, 0), (245, 224, 0), (244, 225, 0), (244, 225, 0), (244, 226, 0), (243, 226, 0), (243, 227, 0), (243, 227, 0), (242, 228, 0), (242, 228, 0), (241, 229, 0), (241, 230, 0), (241, 230, 0), (240, 231, 0), (240, 232, 0), (240, 233, 0), (239, 233, 0), (239, 234, 0), (239, 234, 0), (239, 235, 0), (238, 235, 0), (238, 236, 0), (238, 236, 0), (237, 237, 0), (237, 238, 0), (237, 238, 0), (237, 239, 0), (236, 239, 0), (236, 240, 0), (236, 240, 0), (235, 241, 0), (235, 241, 0), (234, 242, 0), (234, 243, 0), (233, 243, 0), (233, 244, 0), (233, 244, 0), (233, 245, 0), (232, 245, 0), (232, 246, 0), (232, 247, 0), (232, 247, 0), (231, 248, 0), (231, 249, 0), (231, 250, 0), (230, 250, 0), (230, 251, 0), (230, 251, 0), (230, 252, 0), (229, 252, 0), (229, 253, 0), (229, 253, 0), (229, 254, 0), (229, 254, 0))
Glowbow gradient
palette =((0, 0, 0), (2, 0, 0), (4, 1, 1), (6, 1, 1), (8, 1, 1), (10, 1, 2), (12, 2, 2), (13, 2, 3), (15, 2, 3), (17, 2, 3), (19, 2, 4), (21, 2, 4), (23, 2, 4), (24, 3, 5), (26, 3, 5), (28, 3, 5), (30, 3, 6), (32, 4, 6), (34, 4, 7), (35, 4, 7), (37, 4, 7), (39, 5, 8), (41, 5, 8), (43, 5, 8), (45, 5, 9), (47, 5, 9), (49, 5, 9), (51, 5, 9), (53, 6, 10), (55, 6, 10), (57, 6, 10), (59, 7, 11), (60, 7, 12), (62, 7, 12), (64, 7, 12), (66, 8, 13), (67, 8, 13), (69, 8, 13), (71, 8, 13), (73, 8, 14), (75, 8, 14), (77, 8, 14), (79, 9, 15), (81, 9, 16), (83, 9, 16), (85, 9, 16), (88, 10, 17), (91, 10, 17), (94, 10, 17), (97, 11, 18), (100, 11, 19), (103, 12, 20), (105, 12, 20), (106, 12, 21), (108, 12, 21), (110, 12, 21), (112, 12, 21), (113, 13, 22), (115, 13, 22), (117, 13, 22), (119, 13, 22), (121, 14, 23), (123, 14, 23), (125, 14, 24), (127, 15, 24), (129, 15, 25), (131, 15, 25), (133, 15, 25), (135, 15, 26), (136, 15, 26), (138, 15, 26), (140, 15, 26), (142, 16, 27), (144, 16, 27), (146, 16, 28), (147, 17, 28), (149, 17, 29), (151, 17, 29), (153, 17, 29), (155, 18, 30), (157, 18, 30), (159, 18, 30), (160, 18, 30), (162, 18, 31), (164, 18, 31), (166, 18, 32), (168, 19, 32), (170, 19, 33), (172, 19, 33), (174, 19, 33), (176, 20, 34), (178, 20, 34), (180, 20, 34), (182, 21, 35), (183, 21, 35), (185, 21, 35), (187, 21, 35), (189, 21, 36), (190, 21, 36), (192, 21, 36), (194, 21, 37), (196, 22, 37), (198, 22, 38), (200, 22, 38), (202, 23, 39), (204, 23, 39), (205, 23, 39), (206, 24, 39), (206, 24, 38), (207, 25, 38), (207, 26, 38), (207, 26, 37), (208, 27, 37), (208, 28, 36), (209, 29, 36), (209, 29, 35), (210, 30, 35), (210, 30, 35), (211, 31, 35), (211, 31, 34), (212, 32, 34), (212, 33, 34), (212, 33, 33), (213, 34, 33), (213, 35, 32), (214, 36, 32), (214, 36, 31), (215, 37, 31), (215, 37, 31), (216, 38, 31), (216, 38, 30), (217, 39, 30), (217, 39, 30), (217, 40, 30), (218, 40, 29), (218, 41, 29), (219, 42, 28), (219, 43, 28), (220, 44, 27), (220, 44, 27), (221, 45, 27), (221, 45, 26), (222, 46, 26), (222, 46, 26), (222, 47, 26), (223, 48, 25), (223, 48, 25), (224, 49, 24), (224, 50, 24), (225, 51, 23), (225, 51, 23), (226, 52, 23), (226, 52, 22), (227, 53, 22), (227, 53, 22), (228, 54, 21), (228, 55, 21), (228, 55, 21), (229, 56, 21), (229, 57, 20), (230, 58, 20), (230, 58, 20), (231, 59, 19), (231, 59, 19), (232, 60, 18), (232, 61, 18), (233, 61, 17), (233, 62, 17), (233, 62, 17), (234, 63, 17), (234, 63, 16), (235, 64, 16), (235, 65, 16), (236, 65, 15), (236, 66, 15), (237, 67, 14), (237, 68, 14), (238, 68, 13), (238, 69, 13), (238, 69, 13), (239, 70, 13), (239, 70, 12), (240, 71, 12), (240, 72, 12), (241, 72, 11), (241, 73, 11), (242, 74, 10), (242, 75, 10), (243, 75, 9), (243, 76, 9), (243, 76, 9), (244, 77, 9), (244, 77, 8), (245, 78, 8), (245, 78, 8), (246, 79, 8), (247, 80, 7), (247, 80, 7), (247, 81, 6), (248, 82, 6), (248, 83, 5), (248, 83, 5), (249, 84, 5), (249, 84, 4), (250, 85, 4), (250, 85, 4), (251, 86, 4), (252, 87, 3), (252, 87, 3), (252, 88, 2), (253, 89, 2), (253, 90, 1), (253, 90, 1), (254, 91, 1), (254, 91, 0), (255, 92, 0), (255, 93, 0), (255, 94, 0), (255, 95, 0), (255, 96, 0), (255, 97, 0), (255, 98, 0), (255, 100, 0), (255, 101, 0), (255, 102, 0), (255, 103, 0), (255, 105, 0), (255, 106, 0), (255, 107, 0), (255, 108, 0), (255, 109, 0), (255, 110, 0), (255, 111, 0), (255, 113, 0), (255, 114, 0), (255, 115, 0), (255, 116, 0), (255, 117, 0), (255, 118, 0), (255, 119, 0), (255, 120, 0), (255, 121, 0), (255, 123, 0), (255, 124, 0), (255, 126, 0), (255, 127, 0), (255, 128, 0), (255, 129, 0), (255, 130, 0), (255, 131, 0), (255, 132, 0), (255, 133, 0), (255, 134, 0), (255, 136, 0), (255, 137, 0), (255, 138, 0), (255, 139, 0), (255, 140, 0), (255, 141, 0), (255, 142, 0), (255, 143, 0), (255, 145, 0), (255, 146, 0), (255, 147, 0), (255, 149, 0), (255, 150, 0), (255, 151, 0), (255, 152, 0), (255, 153, 0), (255, 154, 0), (255, 155, 0), (255, 156, 0), (255, 157, 0), (255, 158, 0), (255, 160, 0), (255, 161, 0), (255, 162, 0), (255, 163, 0), (255, 164, 0), (255, 166, 0), (255, 167, 0), (255, 168, 0), (255, 169, 0), (255, 170, 0), (255, 172, 0), (255, 173, 0), (255, 174, 0), (255, 175, 0), (255, 176, 0), (255, 177, 0), (255, 178, 0), (255, 179, 0), (255, 180, 0), (255, 181, 0), (255, 182, 0), (255, 184, 0), (255, 185, 0), (255, 186, 0), (255, 188, 0), (255, 189, 0), (255, 190, 0), (255, 191, 0), (255, 192, 0), (255, 193, 0), (255, 194, 0), (255, 196, 0), (255, 197, 0), (255, 198, 0), (255, 199, 0), (255, 200, 0), (255, 201, 0), (255, 202, 0), (255, 203, 0), (255, 204, 0), (255, 206, 0), (255, 207, 0), (255, 208, 0), (255, 210, 0), (255, 211, 0), (255, 212, 0), (255, 213, 0), (255, 214, 0), (255, 215, 0), (255, 216, 0), (255, 217, 0), (255, 218, 1), (255, 218, 3), (255, 219, 5), (255, 219, 8), (255, 219, 10), (255, 219, 12), (255, 220, 15), (255, 220, 17), (255, 221, 20), (255, 221, 22), (255, 222, 24), (255, 222, 26), (255, 222, 29), (255, 223, 31), (255, 223, 34), (255, 223, 36), (255, 224, 38), (255, 224, 40), (255, 224, 43), (255, 224, 45), (255, 225, 47), (255, 225, 50), (255, 225, 52), (255, 226, 55), (255, 226, 57), (255, 227, 60), (255, 227, 62), (255, 228, 64), (255, 228, 66), (255, 228, 69), (255, 228, 71), (255, 229, 73), (255, 229, 75), (255, 229, 78), (255, 229, 80), (255, 230, 82), (255, 230, 85), (255, 231, 87), (255, 231, 90), (255, 232, 92), (255, 232, 95), (255, 232, 97), (255, 233, 99), (255, 233, 101), (255, 233, 104), (255, 233, 106), (255, 234, 109), (255, 234, 111), (255, 234, 113), (255, 235, 115), (255, 235, 118), (255, 235, 120), (255, 236, 122), (255, 236, 125), (255, 237, 127), (255, 237, 130), (255, 237, 132), (255, 238, 134), (255, 238, 136), (255, 238, 138), (255, 239, 141), (255, 239, 143), (255, 239, 145), (255, 239, 148), (255, 240, 150), (255, 240, 153), (255, 240, 155), (255, 240, 157), (255, 241, 159), (255, 241, 161), (255, 242, 164), (255, 242, 166), (255, 243, 169), (255, 243, 171), (255, 243, 174), (255, 244, 176), (255, 244, 179), (255, 244, 181), (255, 245, 183), (255, 245, 185), (255, 245, 187), (255, 245, 190), (255, 246, 192), (255, 246, 194), (255, 246, 196), (255, 247, 199), (255, 247, 201), (255, 248, 204), (255, 248, 206), (255, 249, 209), (255, 249, 211), (255, 249, 214), (255, 249, 216), (255, 250, 218), (255, 250, 220), (255, 250, 223), (255, 250, 225), (255, 251, 228), (255, 251, 230), (255, 252, 232), (255, 252, 234), (255, 253, 237), (255, 253, 239), (255, 253, 241), (255, 254, 244), (255, 254, 246), (255, 254, 249), (255, 254, 251), (255, 255, 253))
gray gradient
palette=((1, 1, 1), (1, 1, 1), (2, 2, 2), (2, 2, 2), (3, 3, 3), (3, 3, 3), (4, 4, 4), (4, 4, 4), (5, 5, 5), (5, 5, 5), (6, 6, 6), (7, 7, 7), (8, 8, 8), (9, 9, 9), (9, 9, 9), (10, 10, 10), (10, 10, 10), (11, 11, 11), (11, 11, 11), (12, 12, 12), (13, 13, 13), (13, 13, 13), (14, 14, 14), (14, 14, 14), (15, 15, 15), (15, 15, 15), (16, 16, 16), (16, 16, 16), (17, 17, 17), (17, 17, 17), (18, 18, 18), (19, 19, 19), (19, 19, 19), (20, 20, 20), (21, 21, 21), (22, 22, 22), (22, 22, 22), (23, 23, 23), (23, 23, 23), (24, 24, 24), (24, 24, 24), (25, 25, 25), (26, 26, 26), (26, 26, 26), (27, 27, 27), (27, 27, 27), (28, 28, 28), (28, 28, 28), (29, 29, 29), (29, 29, 29), (30, 30, 30), (31, 31, 31), (31, 31, 31), (32, 32, 32), (32, 32, 32), (33, 33, 33), (33, 33, 33), (34, 34, 34), (35, 35, 35), (35, 35, 35), (36, 36, 36), (37, 37, 37), (38, 38, 38), (38, 38, 38), (39, 39, 39), (39, 39, 39), (40, 40, 40), (40, 40, 40), (41, 41, 41), (41, 41, 41), (42, 42, 42), (42, 42, 42), (43, 43, 43), (44, 44, 44), (44, 44, 44), (45, 45, 45), (45, 45, 45), (46, 46, 46), (46, 46, 46), (47, 47, 47), (47, 47, 47), (48, 48, 48), (49, 49, 49), (49, 49, 49), (50, 50, 50), (51, 51, 51), (52, 52, 52), (52, 52, 52), (53, 53, 53), (53, 53, 53), (54, 54, 54), (54, 54, 54), (55, 55, 55), (56, 56, 56), (56, 56, 56), (57, 57, 57), (57, 57, 57), (58, 58, 58), (58, 58, 58), (59, 59, 59), (59, 59, 59), (60, 60, 60), (60, 60, 60), (61, 61, 61), (62, 62, 62), (62, 62, 62), (63, 63, 63), (64, 64, 64), (65, 65, 65), (65, 65, 65), (66, 66, 66), (66, 66, 66), (67, 67, 67), (68, 68, 68), (68, 68, 68), (69, 69, 69), (69, 69, 69), (70, 70, 70), (70, 70, 70), (71, 71, 71), (71, 71, 71), (72, 72, 72), (72, 72, 72), (73, 73, 73), (74, 74, 74), (74, 74, 74), (75, 75, 75), (75, 75, 75), (76, 76, 76), (76, 76, 76), (77, 77, 77), (78, 78, 78), (78, 78, 78), (79, 79, 79), (80, 80, 80), (81, 81, 81), (81, 81, 81), (82, 82, 82), (82, 82, 82), (83, 83, 83), (83, 83, 83), (84, 84, 84), (84, 84, 84), (85, 85, 85), (86, 86, 86), (86, 86, 86), (87, 87, 87), (87, 87, 87), (88, 88, 88), (88, 88, 88), (89, 89, 89), (89, 89, 89), (90, 90, 90), (91, 91, 91), (92, 92, 92), (92, 92, 92), (93, 93, 93), (94, 94, 94), (94, 94, 94), (95, 95, 95), (95, 95, 95), (96, 96, 96), (96, 96, 96), (97, 97, 97), (98, 98, 98), (98, 98, 98), (99, 99, 99), (99, 99, 99), (100, 100, 100), (100, 100, 100), (101, 101, 101), (101, 101, 101), (102, 102, 102), (102, 102, 102), (103, 103, 103), (104, 104, 104), (104, 104, 104), (105, 105, 105), (105, 105, 105), (106, 106, 106), (107, 107, 107), (108, 108, 108), (108, 108, 108), (109, 109, 109), (109, 109, 109), (110, 110, 110), (111, 111, 111), (111, 111, 111), (112, 112, 112), (112, 112, 112), (113, 113, 113), (113, 113, 113), (114, 114, 114), (114, 114, 114), (115, 115, 115), (116, 116, 116), (116, 116, 116), (117, 117, 117), (117, 117, 117), (118, 118, 118), (118, 118, 118), (119, 119, 119), (119, 119, 119), (120, 120, 120), (121, 121, 121), (121, 121, 121), (122, 122, 122), (123, 123, 123), (124, 124, 124), (124, 124, 124), (125, 125, 125), (125, 125, 125), (126, 126, 126), (126, 126, 126), (127, 127, 127), (127, 127, 127), (128, 128, 128), (129, 129, 129), (129, 129, 129), (130, 130, 130), (130, 130, 130), (131, 131, 131), (131, 131, 131), (132, 132, 132), (132, 132, 132), (133, 133, 133), (134, 134, 134), (135, 135, 135), (135, 135, 135), (136, 136, 136), (137, 137, 137), (137, 137, 137), (138, 138, 138), (138, 138, 138), (139, 139, 139), (139, 139, 139), (140, 140, 140), (141, 141, 141), (141, 141, 141), (142, 142, 142), (142, 142, 142), (143, 143, 143), (143, 143, 143), (144, 144, 144), (144, 144, 144), (145, 145, 145), (145, 145, 145), (146, 146, 146), (147, 147, 147), (147, 147, 147), (148, 148, 148), (148, 148, 148), (149, 149, 149), (150, 150, 150), (151, 151, 151), (151, 151, 151), (152, 152, 152), (153, 153, 153), (153, 153, 153), (154, 154, 154), (154, 154, 154), (155, 155, 155), (155, 155, 155), (156, 156, 156), (156, 156, 156), (157, 157, 157), (157, 157, 157), (158, 158, 158), (159, 159, 159), (159, 159, 159), (160, 160, 160), (160, 160, 160), (161, 161, 161), (161, 161, 161), (162, 162, 162), (162, 162, 162), (163, 163, 163), (164, 164, 164), (165, 165, 165), (165, 165, 165), (166, 166, 166), (167, 167, 167), (167, 167, 167), (168, 168, 168), (168, 168, 168), (169, 169, 169), (169, 169, 169), (170, 170, 170), (171, 171, 171), (171, 171, 171), (172, 172, 172), (172, 172, 172), (173, 173, 173), (173, 173, 173), (174, 174, 174), (174, 174, 174), (175, 175, 175), (175, 175, 175), (176, 176, 176), (177, 177, 177), (178, 178, 178), (178, 178, 178), (179, 179, 179), (180, 180, 180), (180, 180, 180), (181, 181, 181), (181, 181, 181), (182, 182, 182), (182, 182, 182), (183, 183, 183), (184, 184, 184), (184, 184, 184), (185, 185, 185), (185, 185, 185), (186, 186, 186), (186, 186, 186), (187, 187, 187), (187, 187, 187), (188, 188, 188), (189, 189, 189), (189, 189, 189), (190, 190, 190), (190, 190, 190), (191, 191, 191), (191, 191, 191), (192, 192, 192), (193, 193, 193), (194, 194, 194), (194, 194, 194), (195, 195, 195), (196, 196, 196), (196, 196, 196), (197, 197, 197), (197, 197, 197), (198, 198, 198), (198, 198, 198), (199, 199, 199), (199, 199, 199), (200, 200, 200), (200, 200, 200), (201, 201, 201), (202, 202, 202), (202, 202, 202), (203, 203, 203), (203, 203, 203), (204, 204, 204), (204, 204, 204), (205, 205, 205), (206, 206, 206), (207, 207, 207), (208, 208, 208), (208, 208, 208), (209, 209, 209), (209, 209, 209), (210, 210, 210), (210, 210, 210), (211, 211, 211), (211, 211, 211), (212, 212, 212), (212, 212, 212), (213, 213, 213), (214, 214, 214), (214, 214, 214), (215, 215, 215), (215, 215, 215), (216, 216, 216), (216, 216, 216), (217, 217, 217), (217, 217, 217), (218, 218, 218), (218, 218, 218), (219, 219, 219), (220, 220, 220), (221, 221, 221), (221, 221, 221), (222, 222, 222), (223, 223, 223), (223, 223, 223), (224, 224, 224), (224, 224, 224), (225, 225, 225), (226, 226, 226), (226, 226, 226), (227, 227, 227), (227, 227, 227), (228, 228, 228), (228, 228, 228), (229, 229, 229), (229, 229, 229), (230, 230, 230), (230, 230, 230), (231, 231, 231), (232, 232, 232), (232, 232, 232), (233, 233, 233), (233, 233, 233), (234, 234, 234), (234, 234, 234), (235, 235, 235), (236, 236, 236), (237, 237, 237), (237, 237, 237), (238, 238, 238), (239, 239, 239), (239, 239, 239), (240, 240, 240), (240, 240, 240), (241, 241, 241), (241, 241, 241), (242, 242, 242), (242, 242, 242), (243, 243, 243), (244, 244, 244), (244, 244, 244), (245, 245, 245), (245, 245, 245), (246, 246, 246), (246, 246, 246), (247, 247, 247), (248, 248, 248), (248, 248, 248), (249, 249, 249), (250, 250, 250), (251, 251, 251), (251, 251, 251), (252, 252, 252), (252, 252, 252), (253, 253, 253), (253, 253, 253), (254, 254, 254), (254, 254, 254), (254, 254, 254), (255, 255, 255))
Iron gradient
palette=((0, 0, 0), (0, 0, 10), (0, 0, 20), (0, 0, 30), (0, 0, 37), (0, 0, 42), (0, 0, 46), (0, 0, 50), (0, 0, 54), (0, 0, 58), (0, 0, 62), (0, 0, 66), (0, 0, 70), (0, 0, 74), (0, 0, 79), (0, 0, 82), (1, 0, 85), (1, 0, 87), (2, 0, 89), (2, 0, 92), (3, 0, 94), (4, 0, 97), (4, 0, 99), (5, 0, 101), (6, 0, 103), (7, 0, 105), (8, 0, 107), (9, 0, 110), (10, 0, 112), (11, 0, 115), (12, 0, 116), (13, 0, 117), (13, 0, 118), (14, 0, 119), (16, 0, 120), (18, 0, 121), (19, 0, 123), (21, 0, 124), (23, 0, 125), (25, 0, 126), (27, 0, 128), (28, 0, 129), (30, 0, 131), (32, 0, 132), (34, 0, 133), (36, 0, 134), (38, 0, 135), (40, 0, 137), (42, 0, 137), (44, 0, 138), (46, 0, 139), (48, 0, 140), (50, 0, 141), (52, 0, 142), (54, 0, 142), (56, 0, 143), (57, 0, 144), (59, 0, 145), (60, 0, 146), (62, 0, 147), (63, 0, 147), (65, 0, 148), (66, 0, 149), (68, 0, 149), (69, 0, 150), (71, 0, 150), (73, 0, 150), (74, 0, 150), (76, 0, 151), (78, 0, 151), (79, 0, 151), (81, 0, 151), (82, 0, 152), (84, 0, 152), (86, 0, 152), (88, 0, 153), (90, 0, 153), (92, 0, 153), (93, 0, 154), (95, 0, 154), (97, 0, 155), (99, 0, 155), (100, 0, 155), (102, 0, 155), (104, 0, 155), (106, 0, 155), (108, 0, 156), (109, 0, 156), (111, 0, 156), (112, 0, 156), (113, 0, 157), (115, 0, 157), (117, 0, 157), (119, 0, 157), (120, 0, 157), (122, 0, 157), (124, 0, 157), (126, 0, 157), (127, 0, 157), (129, 0, 157), (131, 0, 157), (132, 0, 157), (134, 0, 157), (135, 0, 157), (137, 0, 157), (138, 0, 157), (139, 0, 157), (141, 0, 157), (143, 0, 156), (145, 0, 156), (147, 0, 156), (149, 0, 156), (150, 0, 155), (152, 0, 155), (153, 0, 155), (155, 0, 155), (156, 0, 155), (157, 0, 155), (159, 0, 155), (160, 0, 155), (162, 0, 155), (163, 0, 155), (164, 0, 155), (166, 0, 154), (167, 0, 154), (168, 0, 154), (169, 0, 153), (170, 0, 153), (171, 0, 153), (173, 0, 153), (174, 1, 152), (175, 1, 152), (176, 1, 152), (176, 1, 152), (177, 1, 151), (178, 1, 151), (179, 1, 150), (180, 2, 150), (181, 2, 149), (182, 2, 149), (183, 3, 149), (184, 3, 149), (185, 4, 149), (186, 4, 149), (186, 4, 148), (187, 5, 147), (188, 5, 147), (189, 5, 147), (190, 6, 146), (191, 6, 146), (191, 6, 146), (192, 7, 145), (192, 7, 145), (193, 8, 144), (193, 9, 144), (194, 10, 143), (195, 10, 142), (195, 11, 142), (196, 12, 141), (197, 12, 140), (198, 13, 139), (198, 14, 138), (199, 15, 137), (200, 16, 136), (201, 17, 135), (202, 18, 134), (202, 19, 133), (203, 19, 133), (203, 20, 132), (204, 21, 130), (205, 22, 129), (206, 23, 128), (206, 24, 126), (207, 24, 124), (207, 25, 123), (208, 26, 121), (209, 27, 120), (209, 28, 118), (210, 28, 117), (210, 29, 116), (211, 30, 114), (211, 32, 113), (212, 33, 111), (212, 34, 110), (213, 35, 107), (213, 36, 105), (214, 37, 103), (215, 38, 101), (216, 39, 100), (216, 40, 98), (217, 42, 96), (218, 43, 94), (218, 44, 92), (219, 46, 90), (219, 47, 87), (220, 47, 84), (221, 48, 81), (221, 49, 78), (222, 50, 74), (222, 51, 71), (223, 52, 68), (223, 53, 65), (223, 54, 61), (224, 55, 58), (224, 56, 55), (224, 57, 51), (225, 58, 48), (226, 59, 45), (226, 60, 42), (227, 61, 38), (227, 62, 35), (228, 63, 32), (228, 65, 29), (228, 66, 28), (229, 67, 27), (229, 68, 25), (229, 69, 24), (230, 70, 22), (231, 71, 21), (231, 72, 20), (231, 73, 19), (232, 74, 18), (232, 76, 16), (232, 76, 15), (233, 77, 14), (233, 77, 13), (234, 78, 12), (234, 79, 12), (235, 80, 11), (235, 81, 10), (235, 82, 10), (235, 83, 9), (236, 84, 9), (236, 86, 8), (236, 87, 8), (236, 88, 8), (237, 89, 7), (237, 90, 7), (237, 91, 6), (238, 92, 6), (238, 92, 5), (238, 93, 5), (238, 94, 5), (239, 95, 4), (239, 96, 4), (239, 97, 4), (239, 98, 4), (240, 99, 3), (240, 100, 3), (240, 101, 3), (241, 102, 3), (241, 102, 3), (241, 103, 3), (241, 104, 3), (241, 105, 2), (241, 106, 2), (241, 107, 2), (241, 107, 2), (242, 108, 1), (242, 109, 1), (242, 110, 1), (243, 111, 1), (243, 112, 1), (243, 113, 1), (243, 114, 1), (244, 115, 0), (244, 116, 0), (244, 117, 0), (244, 118, 0), (244, 119, 0), (244, 120, 0), (244, 122, 0), (245, 123, 0), (245, 124, 0), (245, 126, 0), (245, 127, 0), (246, 128, 0), (246, 129, 0), (246, 130, 0), (247, 131, 0), (247, 132, 0), (247, 133, 0), (247, 134, 0), (248, 135, 0), (248, 136, 0), (248, 136, 0), (248, 137, 0), (248, 138, 0), (248, 139, 0), (248, 140, 0), (249, 141, 0), (249, 141, 0), (249, 142, 0), (249, 143, 0), (249, 144, 0), (249, 145, 0), (249, 146, 0), (249, 147, 0), (250, 148, 0), (250, 149, 0), (250, 150, 0), (251, 152, 0), (251, 153, 0), (251, 154, 0), (251, 156, 0), (252, 157, 0), (252, 159, 0), (252, 160, 0), (252, 161, 0), (253, 162, 0), (253, 163, 0), (253, 164, 0), (253, 166, 0), (253, 167, 0), (253, 168, 0), (253, 170, 0), (253, 171, 0), (253, 172, 0), (253, 173, 0), (253, 174, 0), (254, 175, 0), (254, 176, 0), (254, 177, 0), (254, 178, 0), (254, 179, 0), (254, 180, 0), (254, 181, 0), (254, 182, 0), (254, 184, 0), (254, 185, 0), (254, 185, 0), (254, 186, 0), (254, 187, 0), (254, 188, 0), (254, 189, 0), (254, 190, 0), (254, 192, 0), (254, 193, 0), (254, 194, 0), (254, 195, 0), (254, 196, 0), (254, 197, 0), (254, 198, 0), (254, 199, 0), (254, 200, 0), (254, 201, 1), (254, 202, 1), (254, 202, 1), (254, 203, 1), (254, 204, 2), (254, 205, 2), (254, 206, 3), (254, 207, 4), (254, 207, 4), (254, 208, 5), (254, 209, 6), (254, 211, 8), (254, 212, 9), (254, 213, 10), (254, 214, 10), (254, 215, 11), (254, 216, 12), (254, 217, 13), (255, 218, 14), (255, 218, 14), (255, 219, 16), (255, 220, 18), (255, 220, 20), (255, 221, 22), (255, 222, 25), (255, 222, 27), (255, 223, 30), (255, 224, 32), (255, 225, 34), (255, 226, 36), (255, 226, 38), (255, 227, 40), (255, 228, 43), (255, 228, 46), (255, 229, 49), (255, 230, 53), (255, 230, 56), (255, 231, 60), (255, 232, 63), (255, 233, 67), (255, 234, 70), (255, 235, 73), (255, 235, 77), (255, 236, 80), (255, 237, 84), (255, 238, 87), (255, 238, 91), (255, 238, 95), (255, 239, 99), (255, 239, 103), (255, 240, 106), (255, 240, 110), (255, 241, 114), (255, 241, 119), (255, 241, 123), (255, 242, 128), (255, 242, 133), (255, 242, 138), (255, 243, 142), (255, 244, 146), (255, 244, 150), (255, 244, 154), (255, 245, 158), (255, 245, 162), (255, 245, 166), (255, 246, 170), (255, 246, 175), (255, 247, 179), (255, 247, 182), (255, 248, 186), (255, 248, 189), (255, 248, 193), (255, 248, 196), (255, 249, 199), (255, 249, 202), (255, 249, 205), (255, 250, 209), (255, 250, 212), (255, 251, 216), (255, 252, 219), (255, 252, 223), (255, 253, 226), (255, 253, 229), (255, 253, 232), (255, 254, 235), (255, 254, 238), (255, 254, 241), (255, 254, 244), (255, 255, 246))
Rainbow gradient
palette=((0, 0, 0), (4, 0, 4), (8, 0, 8), (12, 0, 12), (17, 0, 17), (21, 0, 21), (25, 0, 25), (30, 0, 30), (34, 0, 34), (39, 0, 39), (43, 0, 43), (47, 0, 47), (52, 0, 52), (56, 0, 56), (60, 0, 60), (65, 0, 65), (69, 0, 69), (74, 0, 74), (78, 0, 78), (82, 0, 82), (87, 0, 87), (91, 0, 91), (96, 0, 96), (100, 0, 100), (104, 0, 104), (109, 0, 109), (113, 0, 113), (118, 0, 118), (122, 0, 122), (126, 0, 126), (131, 0, 131), (135, 0, 135), (139, 0, 139), (144, 0, 144), (148, 0, 148), (153, 0, 153), (157, 0, 157), (161, 0, 161), (166, 0, 166), (170, 0, 170), (175, 0, 175), (179, 0, 179), (183, 0, 183), (188, 0, 188), (192, 0, 192), (197, 0, 197), (201, 0, 201), (205, 0, 205), (210, 0, 210), (214, 0, 214), (218, 0, 218), (223, 0, 223), (227, 0, 227), (232, 0, 232), (236, 0, 236), (240, 0, 240), (245, 0, 245), (249, 0, 249), (254, 0, 254), (252, 0, 254), (248, 0, 253), (243, 0, 251), (239, 0, 250), (235, 0, 249), (230, 0, 247), (226, 0, 246), (221, 0, 244), (217, 0, 243), (213, 0, 242), (208, 0, 240), (204, 0, 239), (199, 0, 238), (195, 0, 237), (191, 0, 236), (186, 0, 235), (182, 0, 233), (178, 0, 232), (173, 0, 230), (169, 0, 229), (164, 0, 228), (160, 0, 226), (156, 0, 225), (151, 0, 224), (147, 0, 223), (142, 0, 222), (138, 0, 220), (134, 0, 219), (129, 0, 218), (125, 0, 216), (121, 0, 215), (116, 0, 214), (112, 0, 212), (107, 0, 211), (103, 0, 210), (99, 0, 209), (94, 0, 208), (90, 0, 206), (85, 0, 205), (81, 0, 204), (77, 0, 202), (72, 0, 201), (68, 0, 200), (63, 0, 198), (59, 0, 197), (55, 0, 196), (50, 0, 195), (46, 0, 194), (42, 0, 192), (37, 0, 191), (33, 0, 190), (28, 0, 188), (24, 0, 187), (20, 0, 185), (15, 0, 184), (11, 0, 183), (7, 0, 182), (3, 0, 181), (0, 1, 180), (0, 5, 181), (0, 9, 183), (0, 14, 184), (0, 18, 185), (0, 22, 186), (0, 27, 188), (0, 31, 189), (0, 36, 190), (0, 40, 192), (0, 44, 193), (0, 49, 194), (0, 53, 196), (0, 57, 197), (0, 62, 198), (0, 66, 199), (0, 71, 200), (0, 75, 202), (0, 79, 203), (0, 84, 204), (0, 88, 206), (0, 93, 207), (0, 97, 208), (0, 101, 210), (0, 106, 211), (0, 110, 212), (0, 114, 213), (0, 119, 214), (0, 123, 216), (0, 128, 217), (0, 132, 219), (0, 136, 220), (0, 141, 221), (0, 145, 223), (0, 150, 224), (0, 154, 225), (0, 158, 226), (0, 163, 227), (0, 167, 229), (0, 172, 230), (0, 176, 231), (0, 180, 233), (0, 185, 234), (0, 189, 235), (0, 193, 237), (0, 198, 238), (0, 202, 239), (0, 207, 240), (0, 211, 241), (0, 215, 243), (0, 220, 244), (0, 224, 245), (0, 229, 247), (0, 233, 248), (0, 237, 249), (0, 242, 251), (0, 246, 252), (0, 250, 254), (0, 255, 255), (0, 252, 251), (0, 250, 246), (0, 247, 242), (0, 244, 238), (0, 242, 233), (0, 239, 229), (0, 237, 224), (0, 234, 220), (0, 232, 216), (0, 229, 211), (0, 227, 207), (0, 224, 203), (0, 222, 198), (0, 220, 194), (0, 217, 189), (0, 215, 185), (0, 212, 181), (0, 210, 176), (0, 207, 172), (0, 205, 167), (0, 202, 163), (0, 200, 159), (0, 197, 154), (0, 195, 150), (0, 192, 146), (0, 190, 141), (0, 187, 137), (0, 185, 132), (0, 183, 128), (0, 180, 124), (0, 178, 119), (0, 175, 115), (0, 173, 110), (0, 170, 106), (0, 168, 102), (0, 165, 97), (0, 163, 93), (0, 160, 88), (0, 158, 84), (0, 155, 80), (0, 153, 75), (0, 150, 71), (0, 148, 67), (0, 146, 62), (0, 143, 58), (0, 141, 53), (0, 138, 49), (0, 136, 45), (0, 133, 40), (0, 131, 36), (0, 128, 31), (0, 126, 27), (0, 123, 23), (0, 121, 18), (0, 118, 14), (0, 116, 10), (0, 113, 6), (0, 111, 2), (3, 111, 0), (7, 114, 0), (11, 116, 0), (15, 118, 0), (19, 120, 0), (23, 123, 0), (27, 125, 0), (31, 128, 0), (35, 130, 0), (40, 132, 0), (44, 134, 0), (48, 137, 0), (52, 139, 0), (56, 142, 0), (60, 144, 0), (64, 146, 0), (68, 148, 0), (72, 151, 0), (77, 153, 0), (81, 155, 0), (85, 158, 0), (89, 160, 0), (93, 163, 0), (97, 165, 0), (101, 167, 0), (105, 169, 0), (109, 172, 0), (114, 174, 0), (118, 177, 0), (122, 179, 0), (126, 181, 0), (130, 183, 0), (134, 186, 0), (138, 188, 0), (142, 190, 0), (146, 193, 0), (151, 195, 0), (155, 198, 0), (159, 200, 0), (163, 202, 0), (167, 204, 0), (171, 207, 0), (175, 209, 0), (179, 212, 0), (184, 214, 0), (188, 216, 0), (192, 218, 0), (196, 221, 0), (200, 223, 0), (204, 225, 0), (208, 228, 0), (212, 230, 0), (216, 232, 0), (221, 235, 0), (225, 237, 0), (229, 239, 0), (233, 242, 0), (237, 244, 0), (241, 247, 0), (245, 249, 0), (249, 252, 0), (253, 254, 0), (254, 252, 0), (253, 248, 0), (252, 244, 0), (251, 240, 0), (250, 236, 0), (249, 232, 0), (249, 228, 0), (248, 224, 0), (247, 220, 0), (246, 215, 0), (245, 211, 0), (244, 207, 0), (244, 203, 0), (243, 199, 0), (242, 195, 0), (241, 191, 0), (240, 187, 0), (239, 183, 0), (238, 178, 0), (237, 174, 0), (236, 170, 0), (235, 166, 0), (234, 162, 0), (234, 158, 0), (233, 154, 0), (232, 150, 0), (231, 145, 0), (230, 141, 0), (229, 137, 0), (229, 133, 0), (227, 129, 0), (226, 125, 0), (225, 121, 0), (224, 117, 0), (224, 113, 0), (223, 108, 0), (222, 104, 0), (221, 100, 0), (220, 96, 0), (219, 92, 0), (219, 88, 0), (218, 84, 0), (217, 80, 0), (216, 76, 0), (215, 71, 0), (214, 67, 0), (213, 63, 0), (212, 59, 0), (211, 55, 0), (210, 51, 0), (209, 47, 0), (209, 43, 0), (208, 39, 0), (207, 34, 0), (206, 30, 0), (205, 26, 0), (204, 22, 0), (204, 18, 0), (203, 14, 0), (202, 10, 0), (201, 6, 0), (200, 2, 0), (200, 2, 2), (201, 5, 5), (201, 8, 8), (202, 11, 11), (203, 14, 14), (204, 18, 18), (204, 21, 21), (205, 24, 24), (206, 27, 27), (206, 30, 30), (207, 33, 33), (208, 36, 36), (208, 40, 40), (209, 43, 43), (210, 46, 46), (211, 49, 49), (211, 52, 52), (212, 55, 55), (212, 58, 58), (213, 62, 62), (214, 65, 65), (215, 68, 68), (215, 71, 71), (216, 75, 75), (217, 78, 78), (217, 81, 81), (218, 84, 84), (219, 87, 87), (220, 90, 90), (220, 94, 94), (221, 97, 97), (221, 100, 100), (222, 103, 103), (223, 106, 106), (223, 109, 109), (224, 112, 112), (225, 116, 116), (226, 119, 119), (226, 122, 122), (227, 125, 125), (227, 129, 129), (228, 132, 132), (229, 135, 135), (230, 139, 139), (230, 142, 142), (231, 145, 145), (232, 148, 148), (232, 151, 151), (233, 154, 154), (234, 157, 157), (235, 161, 161), (235, 164, 164), (236, 167, 167), (236, 170, 170), (237, 173, 173), (238, 176, 176), (239, 179, 179), (239, 183, 183), (240, 186, 186), (241, 189, 189), (241, 193, 193), (242, 196, 196), (243, 199, 199), (243, 202, 202), (244, 205, 205), (245, 208, 208), (246, 211, 211), (246, 215, 215), (247, 218, 218), (247, 221, 221), (248, 224, 224), (249, 227, 227), (250, 230, 230), (250, 233, 233), (251, 237, 237), (251, 240, 240))
