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Added a method Point::dotProduct()

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jules 2013-03-23 11:09:30 +00:00
parent 7afc21cbab
commit 29419e480e
1 changed files with 3 additions and 0 deletions
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modules/juce_graphics/geometry/juce_Point.h
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@ -164,6 +164,9 @@ public:
{ return Point (transform.mat00 * x + transform.mat01 * y + transform.mat02,
transform.mat10 * x + transform.mat11 * y + transform.mat12); }
/** Returns the dot-product of two points (x1 * x2 + y1 * y2). */
FloatType getDotProduct (const Point& other) const noexcept { return x * other.x + y * other.y; }
/** Casts this point to a Point<int> object. */
Point<int> toInt() const noexcept { return Point<int> (static_cast <int> (x), static_cast<int> (y)); }