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183 lines
3.5 KiB
C++
183 lines
3.5 KiB
C++
/*****************************************************************************/
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// Copyright 2006-2019 Adobe Systems Incorporated
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// All Rights Reserved.
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//
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// NOTICE: Adobe permits you to use, modify, and distribute this file in
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// accordance with the terms of the Adobe license agreement accompanying it.
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/*****************************************************************************/
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#include "dng_rect.h"
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#include "dng_utils.h"
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/*****************************************************************************/
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bool dng_rect::operator== (const dng_rect &rect) const
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{
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return (rect.t == t) &&
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(rect.l == l) &&
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(rect.b == b) &&
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(rect.r == r);
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}
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/*****************************************************************************/
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bool dng_rect::IsZero () const
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{
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return (t == 0) && (l == 0) && (b == 0) && (r == 0);
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}
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/*****************************************************************************/
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bool dng_rect_real64::operator== (const dng_rect_real64 &rect) const
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{
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return (rect.t == t) &&
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(rect.l == l) &&
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(rect.b == b) &&
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(rect.r == r);
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}
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/*****************************************************************************/
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bool dng_rect_real64::IsZero () const
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{
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return (t == 0.0) && (l == 0.0) && (b == 0.0) && (r == 0.0);
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}
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/*****************************************************************************/
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dng_rect operator& (const dng_rect &a,
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const dng_rect &b)
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{
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dng_rect c;
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c.t = Max_int32 (a.t, b.t);
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c.l = Max_int32 (a.l, b.l);
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c.b = Min_int32 (a.b, b.b);
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c.r = Min_int32 (a.r, b.r);
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if (c.IsEmpty ())
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{
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c = dng_rect ();
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}
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return c;
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}
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/*****************************************************************************/
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dng_rect operator| (const dng_rect &a,
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const dng_rect &b)
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{
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if (a.IsEmpty ())
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{
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return b;
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}
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if (b.IsEmpty ())
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{
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return a;
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}
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dng_rect c;
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c.t = Min_int32 (a.t, b.t);
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c.l = Min_int32 (a.l, b.l);
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c.b = Max_int32 (a.b, b.b);
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c.r = Max_int32 (a.r, b.r);
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return c;
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}
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/*****************************************************************************/
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dng_rect_real64 operator& (const dng_rect_real64 &a,
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const dng_rect_real64 &b)
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{
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dng_rect_real64 c;
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c.t = Max_real64 (a.t, b.t);
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c.l = Max_real64 (a.l, b.l);
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c.b = Min_real64 (a.b, b.b);
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c.r = Min_real64 (a.r, b.r);
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if (c.IsEmpty ())
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{
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c = dng_rect_real64 ();
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}
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return c;
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}
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/*****************************************************************************/
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dng_rect_real64 operator| (const dng_rect_real64 &a,
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const dng_rect_real64 &b)
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{
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if (a.IsEmpty ())
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{
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return b;
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}
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if (b.IsEmpty ())
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{
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return a;
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}
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dng_rect_real64 c;
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c.t = Min_real64 (a.t, b.t);
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c.l = Min_real64 (a.l, b.l);
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c.b = Max_real64 (a.b, b.b);
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c.r = Max_real64 (a.r, b.r);
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return c;
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}
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/*****************************************************************************/
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dng_rect_real64 Bounds (const dng_point_real64 &a,
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const dng_point_real64 &b,
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const dng_point_real64 &c,
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const dng_point_real64 &d)
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{
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real64 xMin = Min_real64 (a.h, Min_real64 (b.h, Min_real64 (c.h, d.h)));
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real64 xMax = Max_real64 (a.h, Max_real64 (b.h, Max_real64 (c.h, d.h)));
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real64 yMin = Min_real64 (a.v, Min_real64 (b.v, Min_real64 (c.v, d.v)));
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real64 yMax = Max_real64 (a.v, Max_real64 (b.v, Max_real64 (c.v, d.v)));
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return dng_rect_real64 (yMin,
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xMin,
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yMax,
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xMax);
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}
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/*****************************************************************************/
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