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diff --git a/gpr/source/lib/dng_sdk/dng_rect.h b/gpr/source/lib/dng_sdk/dng_rect.h
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+/*****************************************************************************/
+// Copyright 2006-2007 Adobe Systems Incorporated
+// All Rights Reserved.
+//
+// NOTICE: Adobe permits you to use, modify, and distribute this file in
+// accordance with the terms of the Adobe license agreement accompanying it.
+/*****************************************************************************/
+
+/* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_rect.h#2 $ */
+/* $DateTime: 2012/06/01 07:28:57 $ */
+/* $Change: 832715 $ */
+/* $Author: tknoll $ */
+
+/*****************************************************************************/
+
+#ifndef __dng_rect__
+#define __dng_rect__
+
+/*****************************************************************************/
+
+#include "dng_types.h"
+#include "dng_point.h"
+#include "dng_utils.h"
+
+/*****************************************************************************/
+
+class dng_rect
+ {
+
+ public:
+
+ int32 t;
+ int32 l;
+ int32 b;
+ int32 r;
+
+ public:
+
+ dng_rect ()
+ : t (0)
+ , l (0)
+ , b (0)
+ , r (0)
+ {
+ }
+
+ dng_rect (int32 tt, int32 ll, int32 bb, int32 rr)
+ : t (tt)
+ , l (ll)
+ , b (bb)
+ , r (rr)
+ {
+ }
+
+ dng_rect (uint32 h, uint32 w)
+ : t (0)
+ , l (0)
+ , b ((int32) h)
+ , r ((int32) w)
+ {
+ }
+
+ dng_rect (const dng_point &size)
+ : t (0)
+ , l (0)
+ , b (size.v)
+ , r (size.h)
+ {
+ }
+
+ void Clear ()
+ {
+ *this = dng_rect ();
+ }
+
+ bool operator== (const dng_rect &rect) const;
+
+ bool operator!= (const dng_rect &rect) const
+ {
+ return !(*this == rect);
+ }
+
+ bool IsZero () const;
+
+ bool NotZero () const
+ {
+ return !IsZero ();
+ }
+
+ bool IsEmpty () const
+ {
+ return (t >= b) || (l >= r);
+ }
+
+ bool NotEmpty () const
+ {
+ return !IsEmpty ();
+ }
+
+ uint32 W () const
+ {
+ return (r >= l ? (uint32) (r - l) : 0);
+ }
+
+ uint32 H () const
+ {
+ return (b >= t ? (uint32) (b - t) : 0);
+ }
+
+ dng_point TL () const
+ {
+ return dng_point (t, l);
+ }
+
+ dng_point TR () const
+ {
+ return dng_point (t, r);
+ }
+
+ dng_point BL () const
+ {
+ return dng_point (b, l);
+ }
+
+ dng_point BR () const
+ {
+ return dng_point (b, r);
+ }
+
+ dng_point Size () const
+ {
+ return dng_point ((int32) H (), (int32) W ());
+ }
+
+ real64 Diagonal () const
+ {
+ return hypot ((real64) W (),
+ (real64) H ());
+ }
+
+ };
+
+/*****************************************************************************/
+
+class dng_rect_real64
+ {
+
+ public:
+
+ real64 t;
+ real64 l;
+ real64 b;
+ real64 r;
+
+ public:
+
+ dng_rect_real64 ()
+ : t (0.0)
+ , l (0.0)
+ , b (0.0)
+ , r (0.0)
+ {
+ }
+
+ dng_rect_real64 (real64 tt, real64 ll, real64 bb, real64 rr)
+ : t (tt)
+ , l (ll)
+ , b (bb)
+ , r (rr)
+ {
+ }
+
+ dng_rect_real64 (real64 h, real64 w)
+ : t (0)
+ , l (0)
+ , b (h)
+ , r (w)
+ {
+ }
+
+ dng_rect_real64 (const dng_point_real64 &size)
+ : t (0)
+ , l (0)
+ , b (size.v)
+ , r (size.h)
+ {
+ }
+
+ dng_rect_real64 (const dng_point_real64 &pt1,
+ const dng_point_real64 &pt2)
+ : t (Min_real64 (pt1.v, pt2.v))
+ , l (Min_real64 (pt1.h, pt2.h))
+ , b (Max_real64 (pt1.v, pt2.v))
+ , r (Max_real64 (pt1.h, pt2.h))
+ {
+ }
+
+ dng_rect_real64 (const dng_rect &rect)
+ : t ((real64) rect.t)
+ , l ((real64) rect.l)
+ , b ((real64) rect.b)
+ , r ((real64) rect.r)
+ {
+ }
+
+ void Clear ()
+ {
+ *this = dng_point_real64 ();
+ }
+
+ bool operator== (const dng_rect_real64 &rect) const;
+
+ bool operator!= (const dng_rect_real64 &rect) const
+ {
+ return !(*this == rect);
+ }
+
+ bool IsZero () const;
+
+ bool NotZero () const
+ {
+ return !IsZero ();
+ }
+
+ bool IsEmpty () const
+ {
+ return (t >= b) || (l >= r);
+ }
+
+ bool NotEmpty () const
+ {
+ return !IsEmpty ();
+ }
+
+ real64 W () const
+ {
+ return Max_real64 (r - l, 0.0);
+ }
+
+ real64 H () const
+ {
+ return Max_real64 (b - t, 0.0);
+ }
+
+ dng_point_real64 TL () const
+ {
+ return dng_point_real64 (t, l);
+ }
+
+ dng_point_real64 TR () const
+ {
+ return dng_point_real64 (t, r);
+ }
+
+ dng_point_real64 BL () const
+ {
+ return dng_point_real64 (b, l);
+ }
+
+ dng_point_real64 BR () const
+ {
+ return dng_point_real64 (b, r);
+ }
+
+ dng_point_real64 Size () const
+ {
+ return dng_point_real64 (H (), W ());
+ }
+
+ dng_rect Round () const
+ {
+ return dng_rect (Round_int32 (t),
+ Round_int32 (l),
+ Round_int32 (b),
+ Round_int32 (r));
+ }
+
+ real64 Diagonal () const
+ {
+ return hypot (W (), H ());
+ }
+
+ };
+
+/*****************************************************************************/
+
+dng_rect operator& (const dng_rect &a,
+ const dng_rect &b);
+
+dng_rect operator| (const dng_rect &a,
+ const dng_rect &b);
+
+/*****************************************************************************/
+
+dng_rect_real64 operator& (const dng_rect_real64 &a,
+ const dng_rect_real64 &b);
+
+dng_rect_real64 operator| (const dng_rect_real64 &a,
+ const dng_rect_real64 &b);
+
+/*****************************************************************************/
+
+inline dng_rect operator+ (const dng_rect &a,
+ const dng_point &b)
+ {
+
+ return dng_rect (a.t + b.v,
+ a.l + b.h,
+ a.b + b.v,
+ a.r + b.h);
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect_real64 operator+ (const dng_rect_real64 &a,
+ const dng_point_real64 &b)
+ {
+
+ return dng_rect_real64 (a.t + b.v,
+ a.l + b.h,
+ a.b + b.v,
+ a.r + b.h);
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect operator- (const dng_rect &a,
+ const dng_point &b)
+ {
+
+ return dng_rect (a.t - b.v,
+ a.l - b.h,
+ a.b - b.v,
+ a.r - b.h);
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect_real64 operator- (const dng_rect_real64 &a,
+ const dng_point_real64 &b)
+ {
+
+ return dng_rect_real64 (a.t - b.v,
+ a.l - b.h,
+ a.b - b.v,
+ a.r - b.h);
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect Transpose (const dng_rect &a)
+ {
+
+ return dng_rect (a.l, a.t, a.r, a.b);
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect_real64 Transpose (const dng_rect_real64 &a)
+ {
+
+ return dng_rect_real64 (a.l, a.t, a.r, a.b);
+
+ }
+
+/*****************************************************************************/
+
+inline void HalfRect (dng_rect &rect)
+ {
+
+ rect.r = rect.l + (int32) (rect.W () >> 1);
+ rect.b = rect.t + (int32) (rect.H () >> 1);
+
+ }
+
+/*****************************************************************************/
+
+inline void DoubleRect (dng_rect &rect)
+ {
+
+ rect.r = rect.l + (int32) (rect.W () << 1);
+ rect.b = rect.t + (int32) (rect.H () << 1);
+
+ }
+
+/*****************************************************************************/
+
+inline void InnerPadRect (dng_rect &rect,
+ int32 pad)
+ {
+
+ rect.l += pad;
+ rect.r -= pad;
+ rect.t += pad;
+ rect.b -= pad;
+
+ }
+
+/*****************************************************************************/
+
+inline void OuterPadRect (dng_rect &rect,
+ int32 pad)
+ {
+
+ InnerPadRect (rect, -pad);
+
+ }
+
+/*****************************************************************************/
+
+inline void InnerPadRectH (dng_rect &rect,
+ int32 pad)
+ {
+
+ rect.l += pad;
+ rect.r -= pad;
+
+ }
+
+/*****************************************************************************/
+
+inline void InnerPadRectV (dng_rect &rect,
+ int32 pad)
+ {
+
+ rect.t += pad;
+ rect.b -= pad;
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect MakeHalfRect (const dng_rect &rect)
+ {
+
+ dng_rect out = rect;
+
+ HalfRect (out);
+
+ return out;
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect MakeDoubleRect (const dng_rect &rect)
+ {
+
+ dng_rect out = rect;
+
+ DoubleRect (out);
+
+ return out;
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect MakeInnerPadRect (const dng_rect &rect,
+ int32 pad)
+ {
+
+ dng_rect out = rect;
+
+ InnerPadRect (out, pad);
+
+ return out;
+
+ }
+
+/*****************************************************************************/
+
+inline dng_rect MakeOuterPadRect (const dng_rect &rect,
+ int32 pad)
+ {
+
+ dng_rect out = rect;
+
+ OuterPadRect (out, pad);
+
+ return out;
+
+ }
+
+/*****************************************************************************/
+
+#endif
+
+/*****************************************************************************/
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