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MathUtil: Make Rectangle work with unsigned types.
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@ -7,6 +7,7 @@
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#include "common/common.h"
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#include <algorithm>
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#include <type_traits>
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#include <vector>
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namespace MathUtil
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@ -109,11 +110,11 @@ struct Rectangle
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Rectangle(T theLeft, T theTop, T theRight, T theBottom)
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: left(theLeft), top(theTop), right(theRight), bottom(theBottom)
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{ }
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bool operator==(const Rectangle& r) { return left==r.left && top==r.top && right==r.right && bottom==r.bottom; }
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T GetWidth() const { return abs(right - left); }
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T GetHeight() const { return abs(bottom - top); }
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T GetWidth() const { return std::abs(static_cast<typename std::make_signed<T>::type>(right - left)); }
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T GetHeight() const { return std::abs(static_cast<typename std::make_signed<T>::type>(bottom - top)); }
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// If the rectangle is in a coordinate system with a lower-left origin, use
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// this Clamp.
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@ -127,7 +128,7 @@ struct Rectangle
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// If the rectangle is in a coordinate system with an upper-left origin,
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// use this Clamp.
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void ClampUL(T x1, T y1, T x2, T y2)
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void ClampUL(T x1, T y1, T x2, T y2)
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{
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if (left < x1) left = x1;
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if (right > x2) right = x2;
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