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occt/src/Graphic3d/Graphic3d_ArrayOfTriangleFans.hxx

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3.7 KiB
C++

// Created on: 2001-01-04
// Copyright (c) 2001-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// 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.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#ifndef _Graphic3d_ArrayOfTriangleFans_HeaderFile
#define _Graphic3d_ArrayOfTriangleFans_HeaderFile
#include <Graphic3d_ArrayOfPrimitives.hxx>
//! Contains triangles fan array definition
class Graphic3d_ArrayOfTriangleFans : public Graphic3d_ArrayOfPrimitives
{
DEFINE_STANDARD_RTTIEXT(Graphic3d_ArrayOfTriangleFans, Graphic3d_ArrayOfPrimitives)
public:
//! Creates an array of triangle fans (Graphic3d_TOPA_TRIANGLEFANS), a polygon can be filled as:
//! 1) Creating a single fan defined with his vertexes, i.e:
//! @code
//! myArray = Graphic3d_ArrayOfTriangleFans (7);
//! myArray->AddVertex (x1, y1, z1);
//! ....
//! myArray->AddVertex (x7, y7, z7);
//! @endcode
//! 2) creating separate fans defined with a predefined number of fans and the number of vertex per fan, i.e:
//! @code
//! myArray = Graphic3d_ArrayOfTriangleFans (8, 2);
//! myArray->AddBound (4);
//! myArray->AddVertex (x1, y1, z1);
//! ....
//! myArray->AddVertex (x4, y4, z4);
//! myArray->AddBound (4);
//! myArray->AddVertex (x5, y5, z5);
//! ....
//! myArray->AddVertex (x8, y8, z8);
//! @endcode
//! The number of triangle really drawn is: VertexNumber() - 2 * Min(1, BoundNumber())
//! @param theMaxVertexs defines the maximum allowed vertex number in the array
//! @param theMaxFans defines the maximum allowed fan number in the array
//! @param theArrayFlags array flags
Graphic3d_ArrayOfTriangleFans (Standard_Integer theMaxVertexs,
Standard_Integer theMaxFans,
Graphic3d_ArrayFlags theArrayFlags)
: Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_TRIANGLEFANS, theMaxVertexs, theMaxFans, 0, theArrayFlags) {}
//! Creates an array of triangle fans (Graphic3d_TOPA_TRIANGLEFANS).
//! @param theMaxVertexs defines the maximum allowed vertex number in the array
//! @param theMaxFans defines the maximum allowed fan number in the array
Graphic3d_ArrayOfTriangleFans (Standard_Integer theMaxVertexs,
Standard_Integer theMaxFans = 0,
Standard_Boolean theHasVNormals = Standard_False,
Standard_Boolean theHasVColors = Standard_False,
Standard_Boolean theHasBColors = Standard_False,
Standard_Boolean theHasVTexels = Standard_False)
: Graphic3d_ArrayOfPrimitives (Graphic3d_TOPA_TRIANGLEFANS, theMaxVertexs, theMaxFans, 0,
(theHasVNormals ? Graphic3d_ArrayFlags_VertexNormal : Graphic3d_ArrayFlags_None)
| (theHasVColors ? Graphic3d_ArrayFlags_VertexColor : Graphic3d_ArrayFlags_None)
| (theHasVTexels ? Graphic3d_ArrayFlags_VertexTexel : Graphic3d_ArrayFlags_None)
| (theHasBColors ? Graphic3d_ArrayFlags_BoundColor : Graphic3d_ArrayFlags_None)) {}
};
DEFINE_STANDARD_HANDLE(Graphic3d_ArrayOfTriangleFans, Graphic3d_ArrayOfPrimitives)
#endif // _Graphic3d_ArrayOfTriangleFans_HeaderFile