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MyGUIEngine
include
MyGUI_GeometryUtility.h
Go to the documentation of this file.
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/*
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This file is part of MyGUI.
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MyGUI is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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MyGUI is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MYGUI_GEOMETRY_UTILITY_H__
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#define __MYGUI_GEOMETRY_UTILITY_H__
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#include "
MyGUI_Prerequest.h
"
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namespace
MyGUI
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{
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typedef
std::vector<FloatPoint>
VectorFloatPoint
;
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namespace
geometry_utility
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{
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VectorFloatPoint
cropPolygon
(
FloatPoint
* _baseVerticiesPos,
size_t
_size,
const
IntCoord
& _cropRectangle);
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enum
Side
{
Left
,
Right
,
Top
,
Bottom
};
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void
cropPolygonSide
(
VectorFloatPoint
& _verticies,
int
_sideCoord,
Side
_side);
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// get point position relative to rectangle
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FloatPoint
getPositionInsideRect
(
const
FloatPoint
& _point,
const
FloatPoint
& _corner0,
const
FloatPoint
& _corner1,
const
FloatPoint
& _corner2);
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FloatPoint
getUVFromPositionInsideRect
(
const
FloatPoint
& _point,
const
FloatPoint
& _v0,
const
FloatPoint
& _v1,
const
FloatPoint
& _baseUV);
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}
// namespace geometry_utility
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}
// namespace MyGUI
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#endif // __MYGUI_GEOMETRY_UTILITY_H__
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