// Created by: Kirill GAVRILOV
-// Copyright (c) 2012 OPEN CASCADE SAS
+// Copyright (c) 2013-2014 OPEN CASCADE SAS
//
-// The content of this file is subject to the Open CASCADE Technology Public
-// License Version 6.5 (the "License"). You may not use the content of this file
-// except in compliance with the License. Please obtain a copy of the License
-// at http://www.opencascade.org and read it completely before using this file.
+// This file is part of Open CASCADE Technology software library.
//
-// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
-// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
//
-// The Original Code and all software distributed under the License is
-// distributed on an "AS IS" basis, without warranty of any kind, and the
-// Initial Developer hereby disclaims all such warranties, including without
-// limitation, any warranties of merchantability, fitness for a particular
-// purpose or non-infringement. Please see the License for the specific terms
-// and conditions governing the rights and limitations under the License.
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
#ifndef _NCollection_Vec2_H__
#define _NCollection_Vec2_H__
+#include <cmath> // std::sqrt()
+
//! Auxiliary macros to define couple of similar access components as vector methods.
//! @return 2 components by their names in specified order
#define NCOLLECTION_VEC_COMPONENTS_2D(theX, theY) \
- const NCollection_Vec2<Element_t> theX##theY##() const { return NCollection_Vec2<Element_t>(theX##(), theY##()); } \
- const NCollection_Vec2<Element_t> theY##theX##() const { return NCollection_Vec2<Element_t>(theY##(), theX##()); }
+ const NCollection_Vec2<Element_t> theX##theY() const { return NCollection_Vec2<Element_t>(theX(), theY()); } \
+ const NCollection_Vec2<Element_t> theY##theX() const { return NCollection_Vec2<Element_t>(theY(), theX()); }
//! Defines the 2D-vector template.
//! The main target for this class - to handle raw low-level arrays (from/to graphic driver etc.).
v[1] = theY;
}
- //! Copy constructor.
- NCollection_Vec2 (const NCollection_Vec2& theVec2)
- {
- v[0] = theVec2[0];
- v[1] = theVec2[1];
- }
-
- //! Assignment operator.
- const NCollection_Vec2& operator= (const NCollection_Vec2& theVec2)
+ //! Assign new values to the vector.
+ void SetValues (const Element_t theX,
+ const Element_t theY)
{
- v[0] = theVec2[0];
- v[1] = theVec2[1];
- return *this;
+ v[0] = theX;
+ v[1] = theY;
}
//! Alias to 1st component as X coordinate in XY.
Element_t y() const { return v[1]; }
//! @return 2 components by their names in specified order (in GLSL-style)
- NCOLLECTION_VEC_COMPONENTS_2D(x, y);
+ NCOLLECTION_VEC_COMPONENTS_2D(x, y)
//! Alias to 1st component as X coordinate in XY.
Element_t& x() { return v[0]; }
//! Alias to 2nd component as Y coordinate in XY.
Element_t& y() { return v[1]; }
- //! Raw access to the data (to simplify OpenGL exchange).
- const Element_t* GetData() const { return v; }
- operator const Element_t*() const { return v; }
- operator Element_t*() { return v; }
+ //! Check this vector with another vector for equality (without tolerance!).
+ bool IsEqual (const NCollection_Vec2& theOther) const
+ {
+ return v[0] == theOther.v[0]
+ && v[1] == theOther.v[1];
+ }
+
+ //! Check this vector with another vector for equality (without tolerance!).
+ bool operator== (const NCollection_Vec2& theOther) { return IsEqual (theOther); }
+ bool operator== (const NCollection_Vec2& theOther) const { return IsEqual (theOther); }
+
+ //! Check this vector with another vector for non-equality (without tolerance!).
+ bool operator!= (const NCollection_Vec2& theOther) { return !IsEqual (theOther); }
+ bool operator!= (const NCollection_Vec2& theOther) const { return !IsEqual (theOther); }
+
+ //! Raw access to the data (for OpenGL exchange).
+ const Element_t* GetData() const { return v; }
+ Element_t* ChangeData() { return v; }
+ operator const Element_t*() const { return v; }
+ operator Element_t*() { return v; }
//! Compute per-component summary.
NCollection_Vec2& operator+= (const NCollection_Vec2& theAdd)
v[1] * theFactor);
}
+ //! Compute component-wise minimum of two vectors.
+ NCollection_Vec2 cwiseMin (const NCollection_Vec2& theVec) const
+ {
+ return NCollection_Vec2 (v[0] < theVec.v[0] ? v[0] : theVec.v[0],
+ v[1] < theVec.v[1] ? v[1] : theVec.v[1]);
+ }
+
+ //! Compute component-wise maximum of two vectors.
+ NCollection_Vec2 cwiseMax (const NCollection_Vec2& theVec) const
+ {
+ return NCollection_Vec2 (v[0] > theVec.v[0] ? v[0] : theVec.v[0],
+ v[1] > theVec.v[1] ? v[1] : theVec.v[1]);
+ }
+
+ //! Compute component-wise modulus of the vector.
+ NCollection_Vec2 cwiseAbs() const
+ {
+ return NCollection_Vec2 (std::abs (v[0]),
+ std::abs (v[1]));
+ }
+
+ //! Compute maximum component of the vector.
+ Element_t maxComp() const
+ {
+ return v[0] > v[1] ? v[0] : v[1];
+ }
+
+ //! Compute minimum component of the vector.
+ Element_t minComp() const
+ {
+ return v[0] < v[1] ? v[0] : v[1];
+ }
+
//! Compute per-component multiplication by scale factor.
NCollection_Vec2& operator*= (const Element_t theFactor)
{
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