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samuelsmal/point_colour_access.h

Created July 23, 2016 13:06
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accessing the colour information of a point in the point cloud library
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point_colour_access.h
// p is a point
const auto pv = p.getVector3fMap();
const uint32_t rgb = *reinterpret_cast<const int*>(&p.rgb);
int r = int((rgb >> 16) & 0x0000ff);
int g = int((rgb >> 8) & 0x0000ff);
int b = int((rgb) & 0x0000ff);
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