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+ log clipper errors/warnings

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This commit is contained in:
artemp 2013-10-11 10:18:05 +01:00
parent a71f0b8a93
commit 6fe204ce2a
1 changed files with 5 additions and 2 deletions
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7
include/mapnik/polygon_clipper.hpp
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@ -197,8 +197,11 @@ private:
{
if (std::abs(x - prev_x) < 1e-12 && std::abs(y - prev_y) < 1e-12)
{
std::cerr << std::setprecision(12) << "coincident vertices:(" << prev_x << ","
<< prev_y << ") , (" << x << "," << y << ")" << std::endl;
#ifdef MAPNIK_LOG
MAPNIK_LOG_WARN(polygon_clipper)
<< std::setprecision(12) << "coincident vertices:(" << prev_x << ","
<< prev_y << ") , (" << x << "," << y << ")";
#endif
continue;
}
prev_x = x;