13 lines
433 B
Diff
13 lines
433 B
Diff
--- a/feature.cpp
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+++ b/feature.cpp
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@@ -42,7 +42,8 @@ float minimum_distance(const Node *first, const Node *last,
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const float a = last->x - first->x;
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const float b = last->y - first->y;
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- const float c = last->y * first->x - last->x * first->y;
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+ const float c = static_cast<double>(last->y * first->x)
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+ - static_cast<double>(last->x * first->y);
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float max = -1.0;
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for (const Node *n = first; n != last; ++n) {
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