mQuadPatch.h

Classes:

class
Quadratic spline patch.
Detailed Description

 1
 2//-----------------------------------------------------------------------------
 3// Copyright (c) 2012 GarageGames, LLC
 4//
 5// Permission is hereby granted, free of charge, to any person obtaining a copy
 6// of this software and associated documentation files (the "Software"), to
 7// deal in the Software without restriction, including without limitation the
 8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 9// sell copies of the Software, and to permit persons to whom the Software is
10// furnished to do so, subject to the following conditions:
11//
12// The above copyright notice and this permission notice shall be included in
13// all copies or substantial portions of the Software.
14//
15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21// IN THE SOFTWARE.
22//-----------------------------------------------------------------------------
23
24#ifndef _MQUADPATCH_H_
25#define _MQUADPATCH_H_
26
27#ifndef _PLATFORM_H_
28#include "platform/platform.h"
29#endif
30#ifndef _MPOINT3_H_
31#include "math/mPoint3.h"
32#endif
33#ifndef _MSPLINEPATCH_H_
34#include "math/mSplinePatch.h"
35#endif
36
37//------------------------------------------------------------------------------
38/// Quadratic spline patch.  This is a special type of spline that only had 3 control points.
39/// @see SplinePatch
40class QuadPatch : public SplinePatch
41{
42   typedef SplinePatch Parent;
43
44private:
45   Point3F a, b, c;
46
47   void calcABC( const Point3F *points );
48
49public:
50
51   QuadPatch();
52
53   virtual void   calc( F32 t, Point3F &result );
54   virtual void   calc( Point3F *points, F32 t, Point3F &result );
55   virtual void   setControlPoint( Point3F &point, S32 index );
56   virtual void   submitControlPoints( SplCtrlPts &points );
57
58
59};
60
61
62
63#endif
64