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AP_Math: avoid casting floats to int32's for temporary variables

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Note the use of 64-bit integer arithmetic further down, however
This commit is contained in:
Peter Barker 2019-04-12 08:24:31 +10:00 committed by Andrew Tridgell
parent 92822a7f01
commit b22d3a0103
1 changed files with 4 additions and 4 deletions
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8
libraries/AP_Math/polygon.cpp
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@ -43,10 +43,10 @@ bool Polygon_outside(const Vector2<T> &P, const Vector2<T> *V, unsigned n)
if ((V[i].y > P.y) == (V[j].y > P.y)) {
continue;
}
const int32_t dx1 = P.x - V[i].x;
const int32_t dx2 = V[j].x - V[i].x;
const int32_t dy1 = P.y - V[i].y;
const int32_t dy2 = V[j].y - V[i].y;
const T dx1 = P.x - V[i].x;
const T dx2 = V[j].x - V[i].x;
const T dy1 = P.y - V[i].y;
const T dy2 = V[j].y - V[i].y;
const int8_t dx1s = (dx1 < 0) ? -1 : 1;
const int8_t dx2s = (dx2 < 0) ? -1 : 1;
const int8_t dy1s = (dy1 < 0) ? -1 : 1;