vertexPolyList.cpp

Engine/source/collision/vertexPolyList.cpp

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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#include "platform/platform.h"
25#include "collision/vertexPolyList.h"
26
27
28VertexPolyList::VertexPolyList()
29{
30   VECTOR_SET_ASSOCIATION(mVertexList);
31   mVertexList.reserve(100);
32
33   mCurrObject       = NULL;
34   mBaseMatrix       = MatrixF::Identity;
35   mMatrix           = MatrixF::Identity;
36   mTransformMatrix  = MatrixF::Identity;
37   mScale.set(1.0f, 1.0f, 1.0f);
38
39   mPlaneTransformer.setIdentity();
40
41   mInterestNormalRegistered = false;
42}
43
44void VertexPolyList::clear()
45{
46   mVertexList.clear();
47}
48
49const PlaneF& VertexPolyList::getIndexedPlane(const U32 index)
50{
51   static const PlaneF dummy( 0, 0, 0, -1 );
52   return dummy;
53}
54
55U32 VertexPolyList::addPoint( const Point3F &p )
56{
57   // Apply the transform
58   Point3F tp = p * mScale;
59   mMatrix.mulP( tp );
60
61   Vector<Point3F>::iterator iter = mVertexList.begin();
62   for ( ; iter != mVertexList.end(); iter++ )
63   {
64      if ( iter->equal( tp ) )
65         return iter - mVertexList.begin();
66   }
67
68   mVertexList.push_back( tp );
69   return mVertexList.size() - 1;
70}
71