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ear_clip_triangulator.h
Go to the documentation of this file.
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/*
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** ClanLib SDK
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** Copyright (c) 1997-2011 The ClanLib Team
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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** Note: Some of the libraries ClanLib may link to may have additional
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** requirements or restrictions.
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**
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** File Author(s):
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**
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** Harry Storbacka
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*/
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#pragma once
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#include "../api_core.h"
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#include "../System/sharedptr.h"
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#include "../Math/point.h"
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#include <vector>
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class
CL_EarClipTriangulator_Triangle
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{
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public
:
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float
x1
,
y1
,
x2
,
y2
,
x3
,
y3
;
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};
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class
CL_EarClipTriangulator_Impl;
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class
CL_EarClipResult
;
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enum
CL_PolygonOrientation
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{
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cl_clockwise
,
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cl_counter_clockwise
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};
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class
CL_EarClipTriangulator
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{
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public
:
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CL_EarClipTriangulator
();
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virtual
~CL_EarClipTriangulator
();
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public
:
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std::vector<CL_Pointf>
get_vertices
();
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int
get_vertice_count
();
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CL_PolygonOrientation
calculate_polygon_orientation
();
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public
:
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void
add_vertex
(
float
x,
float
y);
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void
add_vertex
(
const
CL_Pointf
&p);
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void
clear
();
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void
set_orientation
(
CL_PolygonOrientation
orientation );
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CL_EarClipResult
triangulate
();
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void
begin_hole
();
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void
end_hole
();
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private
:
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CL_SharedPtr<CL_EarClipTriangulator_Impl> impl;
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};
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