#ifndef (col_density)
   #declare col_density=1.0;
#end

#declare ground_map =
color_map {
[ 0.0067 color rgb col_density*< 0.7961, 0.6392, 0.7843 > ]
[ 0.0188 color rgb col_density*< 0.8235, 0.6627, 0.7922 > ]
[ 0.0228 color rgb col_density*< 0.8471, 0.6902, 0.7647 > ]
[ 0.0268 color rgb col_density*< 0.9098, 0.7490, 0.8000 > ]
[ 0.0308 color rgb col_density*< 0.8392, 0.6784, 0.7098 > ]
[ 0.0349 color rgb col_density*< 0.7373, 0.5725, 0.6000 > ]
[ 0.0389 color rgb col_density*< 0.7686, 0.6039, 0.6196 > ]
[ 0.0429 color rgb col_density*< 0.8980, 0.7216, 0.7373 > ]
[ 0.0469 color rgb col_density*< 0.8784, 0.7020, 0.7137 > ]
[ 0.0509 color rgb col_density*< 0.8353, 0.6510, 0.6745 > ]
[ 0.0590 color rgb col_density*< 0.7333, 0.5490, 0.5725 > ]
[ 0.0630 color rgb col_density*< 0.7255, 0.5294, 0.5725 > ]
[ 0.0670 color rgb col_density*< 0.6902, 0.4745, 0.5490 > ]
[ 0.0751 color rgb col_density*< 0.7216, 0.5098, 0.5961 > ]
[ 0.0791 color rgb col_density*< 0.7059, 0.5294, 0.6157 > ]
[ 0.0831 color rgb col_density*< 0.7529, 0.6039, 0.6902 > ]
[ 0.0871 color rgb col_density*< 0.8471, 0.7059, 0.7922 > ]
[ 0.0912 color rgb col_density*< 0.8863, 0.7529, 0.8431 > ]
[ 0.0952 color rgb col_density*< 0.8510, 0.7098, 0.8000 > ]
[ 0.0992 color rgb col_density*< 0.7804, 0.6118, 0.7098 > ]
[ 0.1032 color rgb col_density*< 0.7294, 0.5412, 0.6353 > ]
[ 0.1072 color rgb col_density*< 0.7137, 0.5059, 0.6000 > ]
[ 0.1113 color rgb col_density*< 0.6980, 0.4745, 0.5569 > ]
[ 0.1273 color rgb col_density*< 0.6824, 0.4471, 0.5255 > ]
[ 0.1354 color rgb col_density*< 0.6549, 0.4196, 0.4824 > ]
[ 0.1394 color rgb col_density*< 0.6980, 0.4588, 0.5176 > ]
[ 0.1434 color rgb col_density*< 0.6902, 0.4353, 0.5020 > ]
[ 0.1475 color rgb col_density*< 0.6824, 0.4157, 0.4824 > ]
[ 0.1515 color rgb col_density*< 0.7137, 0.4353, 0.5059 > ]
[ 0.1555 color rgb col_density*< 0.7373, 0.4549, 0.5216 > ]
[ 0.1595 color rgb col_density*< 0.7294, 0.4431, 0.5098 > ]
[ 0.1635 color rgb col_density*< 0.7020, 0.4118, 0.4863 > ]
[ 0.1676 color rgb col_density*< 0.6941, 0.4078, 0.4863 > ]
[ 0.1716 color rgb col_density*< 0.6902, 0.4157, 0.4902 > ]
[ 0.1756 color rgb col_density*< 0.6745, 0.4118, 0.4902 > ]
[ 0.1796 color rgb col_density*< 0.6471, 0.4000, 0.4745 > ]
[ 0.1836 color rgb col_density*< 0.6431, 0.4118, 0.4863 > ]
[ 0.1877 color rgb col_density*< 0.6353, 0.4196, 0.4902 > ]
[ 0.1917 color rgb col_density*< 0.6118, 0.4000, 0.4784 > ]
[ 0.1997 color rgb col_density*< 0.5961, 0.3843, 0.4745 > ]
[ 0.2078 color rgb col_density*< 0.6314, 0.4157, 0.5059 > ]
[ 0.2158 color rgb col_density*< 0.6627, 0.4353, 0.5216 > ]
[ 0.2239 color rgb col_density*< 0.6980, 0.4588, 0.5412 > ]
[ 0.2279 color rgb col_density*< 0.6941, 0.4471, 0.5294 > ]
[ 0.2319 color rgb col_density*< 0.6706, 0.4235, 0.5059 > ]
[ 0.2399 color rgb col_density*< 0.6510, 0.4118, 0.4902 > ]
[ 0.2601 color rgb col_density*< 0.6824, 0.4510, 0.5294 > ]
[ 0.2681 color rgb col_density*< 0.7098, 0.4745, 0.5608 > ]
[ 0.2761 color rgb col_density*< 0.7451, 0.5137, 0.5961 > ]
[ 0.2802 color rgb col_density*< 0.7255, 0.4980, 0.5765 > ]
[ 0.2922 color rgb col_density*< 0.7176, 0.4980, 0.5725 > ]
[ 0.2962 color rgb col_density*< 0.6980, 0.4902, 0.5569 > ]
[ 0.3003 color rgb col_density*< 0.6941, 0.4902, 0.5529 > ]
[ 0.3043 color rgb col_density*< 0.6667, 0.4627, 0.5255 > ]
[ 0.3164 color rgb col_density*< 0.6510, 0.4510, 0.5137 > ]
[ 0.3365 color rgb col_density*< 0.6784, 0.4745, 0.5373 > ]
[ 0.3445 color rgb col_density*< 0.7020, 0.4784, 0.5529 > ]
[ 0.3646 color rgb col_density*< 0.6941, 0.4745, 0.5529 > ]
[ 0.3727 color rgb col_density*< 0.6902, 0.4824, 0.5608 > ]
[ 0.3968 color rgb col_density*< 0.7137, 0.5098, 0.5882 > ]
[ 0.4048 color rgb col_density*< 0.7373, 0.5020, 0.5725 > ]
[ 0.4129 color rgb col_density*< 0.7686, 0.5333, 0.6039 > ]
[ 0.4330 color rgb col_density*< 0.7608, 0.5373, 0.6078 > ]
[ 0.4410 color rgb col_density*< 0.7451, 0.5412, 0.6078 > ]
[ 0.4450 color rgb col_density*< 0.8039, 0.6000, 0.6706 > ]
[ 0.4491 color rgb col_density*< 0.7686, 0.5647, 0.6314 > ]
[ 0.4531 color rgb col_density*< 0.7098, 0.4941, 0.5608 > ]
[ 0.4651 color rgb col_density*< 0.7020, 0.4824, 0.5451 > ]
[ 0.4732 color rgb col_density*< 0.6941, 0.4863, 0.5490 > ]
[ 0.4853 color rgb col_density*< 0.6902, 0.4941, 0.5412 > ]
[ 0.4893 color rgb col_density*< 0.7725, 0.5882, 0.6275 > ]
[ 0.4973 color rgb col_density*< 0.8431, 0.6588, 0.6980 > ]
[ 0.5013 color rgb col_density*< 0.8667, 0.6941, 0.7216 > ]
[ 0.5054 color rgb col_density*< 0.8471, 0.6745, 0.7020 > ]
[ 0.5094 color rgb col_density*< 0.8353, 0.6627, 0.6863 > ]
[ 0.5134 color rgb col_density*< 0.8118, 0.6392, 0.6667 > ]
[ 0.5174 color rgb col_density*< 0.8078, 0.6275, 0.6627 > ]
[ 0.5214 color rgb col_density*< 0.8627, 0.6784, 0.7176 > ]
[ 0.5255 color rgb col_density*< 0.8431, 0.6627, 0.6941 > ]
[ 0.5335 color rgb col_density*< 0.8275, 0.6471, 0.6784 > ]
[ 0.5375 color rgb col_density*< 0.7961, 0.6157, 0.6353 > ]
[ 0.5416 color rgb col_density*< 0.7843, 0.6039, 0.6196 > ]
[ 0.5496 color rgb col_density*< 0.8314, 0.6510, 0.6667 > ]
[ 0.5536 color rgb col_density*< 0.7725, 0.5843, 0.6000 > ]
[ 0.5617 color rgb col_density*< 0.8078, 0.6196, 0.6392 > ]
[ 0.5657 color rgb col_density*< 0.8039, 0.6157, 0.6392 > ]
[ 0.5737 color rgb col_density*< 0.8392, 0.6510, 0.6745 > ]
[ 0.5777 color rgb col_density*< 0.7961, 0.6000, 0.6314 > ]
[ 0.5938 color rgb col_density*< 0.7529, 0.5373, 0.5765 > ]
[ 0.6381 color rgb col_density*< 0.7804, 0.5529, 0.6078 > ]
[ 0.6421 color rgb col_density*< 0.7725, 0.5647, 0.6039 > ]
[ 0.6542 color rgb col_density*< 0.7647, 0.5529, 0.5922 > ]
[ 0.6622 color rgb col_density*< 0.7922, 0.5804, 0.6275 > ]
[ 0.6662 color rgb col_density*< 0.7882, 0.5765, 0.6314 > ]
[ 0.6702 color rgb col_density*< 0.7765, 0.5686, 0.6275 > ]
[ 0.6783 color rgb col_density*< 0.7725, 0.5608, 0.6196 > ]
[ 0.6823 color rgb col_density*< 0.7608, 0.5529, 0.6118 > ]
[ 0.6903 color rgb col_density*< 0.8157, 0.6118, 0.6706 > ]
[ 0.6944 color rgb col_density*< 0.8000, 0.6000, 0.6510 > ]
[ 0.6984 color rgb col_density*< 0.7765, 0.5765, 0.6275 > ]
[ 0.7105 color rgb col_density*< 0.7059, 0.5059, 0.5529 > ]
[ 0.7145 color rgb col_density*< 0.6941, 0.4941, 0.5216 > ]
[ 0.7185 color rgb col_density*< 0.7529, 0.5490, 0.5843 > ]
[ 0.7225 color rgb col_density*< 0.7765, 0.5686, 0.6078 > ]
[ 0.7265 color rgb col_density*< 0.7608, 0.5569, 0.6000 > ]
[ 0.7306 color rgb col_density*< 0.7569, 0.5490, 0.6000 > ]
[ 0.7346 color rgb col_density*< 0.7294, 0.5176, 0.5725 > ]
[ 0.7386 color rgb col_density*< 0.7216, 0.5098, 0.5686 > ]
[ 0.7507 color rgb col_density*< 0.7529, 0.5373, 0.5961 > ]
[ 0.7547 color rgb col_density*< 0.7176, 0.4980, 0.5569 > ]
[ 0.7587 color rgb col_density*< 0.6824, 0.4627, 0.5176 > ]
[ 0.7668 color rgb col_density*< 0.7529, 0.5294, 0.5843 > ]
[ 0.7708 color rgb col_density*< 0.8000, 0.5843, 0.6353 > ]
[ 0.7748 color rgb col_density*< 0.7804, 0.5765, 0.6235 > ]
[ 0.7788 color rgb col_density*< 0.7569, 0.5608, 0.6078 > ]
[ 0.7828 color rgb col_density*< 0.8118, 0.6157, 0.6588 > ]
[ 0.7869 color rgb col_density*< 0.8000, 0.6000, 0.6471 > ]
[ 0.7949 color rgb col_density*< 0.8510, 0.6510, 0.6980 > ]
[ 0.7989 color rgb col_density*< 0.8039, 0.5922, 0.6431 > ]
[ 0.8029 color rgb col_density*< 0.7961, 0.5765, 0.6275 > ]
[ 0.8150 color rgb col_density*< 0.7725, 0.5451, 0.5922 > ]
[ 0.8190 color rgb col_density*< 0.7686, 0.5176, 0.5529 > ]
[ 0.8231 color rgb col_density*< 0.7569, 0.4941, 0.5255 > ]
[ 0.8271 color rgb col_density*< 0.7373, 0.4706, 0.4980 > ]
[ 0.8552 color rgb col_density*< 0.7294, 0.4549, 0.4784 > ]
[ 0.8753 color rgb col_density*< 0.7647, 0.4588, 0.4824 > ]
[ 0.8914 color rgb col_density*< 0.7608, 0.4549, 0.4784 > ]
[ 0.8995 color rgb col_density*< 0.7529, 0.4510, 0.4706 > ]
[ 0.9236 color rgb col_density*< 0.7451, 0.4431, 0.4627 > ]
[ 0.9316 color rgb col_density*< 0.7412, 0.4157, 0.4392 > ]
[ 0.9437 color rgb col_density*< 0.7647, 0.4314, 0.4549 > ]
[ 0.9517 color rgb col_density*< 0.7922, 0.4627, 0.4824 > ]
[ 0.9558 color rgb col_density*< 0.7882, 0.4627, 0.4745 > ]
[ 0.9598 color rgb col_density*< 0.7725, 0.4549, 0.4667 > ]
[ 0.9759 color rgb col_density*< 0.7686, 0.4588, 0.4745 > ]
[ 0.9799 color rgb col_density*< 0.7608, 0.4667, 0.4784 > ]
[ 0.9960 color rgb col_density*< 0.7843, 0.4824, 0.4941 > ]
[ 1.0000 color rgb col_density*< 0.7804, 0.4549, 0.4588 > ]
}