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+ support of obj format where texture colors are in range [0, 1] (as written by MeshLab)

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wmayer 2016-05-25 13:07:43 +02:00
parent d51ea4c96b
commit f07b836ce7
1 changed files with 21 additions and 0 deletions
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21
src/Mod/Mesh/App/Core/MeshIO.cpp
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@ -236,6 +236,12 @@ bool MeshInput::LoadOBJ (std::istream &rstrIn)
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+(\\d{1,3})\\s+(\\d{1,3})\\s+(\\d{1,3})\\s*$");
boost::regex rx_t("^v\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)"
"\\s+([-+]?[0-9]*)\\.?([0-9]+([eE][-+]?[0-9]+)?)\\s*$");
boost::regex rx_f3("^f\\s+([0-9]+)/?[0-9]*/?[0-9]*"
"\\s+([0-9]+)/?[0-9]*/?[0-9]*"
"\\s+([0-9]+)/?[0-9]*/?[0-9]*\\s*$");
@ -289,6 +295,21 @@ bool MeshInput::LoadOBJ (std::istream &rstrIn)
meshPoints.back().SetProperty(prop);
rgb_value = MeshIO::PER_VERTEX;
}
else if (boost::regex_match(line.c_str(), what, rx_t)) {
readvertices = true;
fX = (float)std::atof(what[1].first);
fY = (float)std::atof(what[4].first);
fZ = (float)std::atof(what[7].first);
float r = static_cast<float>(std::atof(what[10].first));
float g = static_cast<float>(std::atof(what[13].first));
float b = static_cast<float>(std::atof(what[16].first));
meshPoints.push_back(MeshPoint(Base::Vector3f(fX, fY, fZ)));
App::Color c(r,g,b);
unsigned long prop = static_cast<uint32_t>(c.getPackedValue());
meshPoints.back().SetProperty(prop);
rgb_value = MeshIO::PER_VERTEX;
}
else if (boost::regex_match(line.c_str(), what, rx_f3)) {
// starts a new segment
if (readvertices) {