source: OGRE/trunk/ogrenew/OgreMain/src/OgrePose.cpp @ 692

Revision 692, 3.5 KB checked in by mattausch, 19 years ago (diff)

adding ogre 1.2 and dependencies

RevLine 
[692]1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright © 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10This program is free software; you can redistribute it and/or modify it under
11the terms of the GNU Lesser General Public License as published by the Free Software
12Foundation; either version 2 of the License, or (at your option) any later
13version.
14
15This program is distributed in the hope that it will be useful, but WITHOUT
16ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19You should have received a copy of the GNU Lesser General Public License along with
20this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22http://www.gnu.org/copyleft/lesser.txt.
23-----------------------------------------------------------------------------
24*/
25#include "OgreStableHeaders.h"
26#include "OgrePose.h"
27#include "OgreHardwareBufferManager.h"
28
29namespace Ogre {
30        //---------------------------------------------------------------------
31        Pose::Pose(ushort target, const String& name)
32                : mTarget(target), mName(name)
33        {
34        }
35        //---------------------------------------------------------------------
36        Pose::~Pose()
37        {
38        }
39        //---------------------------------------------------------------------
40        void Pose::addVertex(size_t index, const Vector3& offset)
41        {
42                mVertexOffsetMap[index] = offset;
43                mBuffer.setNull();
44        }
45        //---------------------------------------------------------------------
46        void Pose::removeVertex(size_t index)
47        {
48                VertexOffsetMap::iterator i = mVertexOffsetMap.find(index);
49                if (i != mVertexOffsetMap.end())
50                {
51                        mVertexOffsetMap.erase(i);
52                        mBuffer.setNull();
53                }
54        }
55        //---------------------------------------------------------------------
56        void Pose::clearVertexOffsets(void)
57        {
58                mVertexOffsetMap.clear();
59                mBuffer.setNull();
60        }
61        //---------------------------------------------------------------------
62        Pose::ConstVertexOffsetIterator
63                Pose::getVertexOffsetIterator(void) const
64        {
65                return ConstVertexOffsetIterator(mVertexOffsetMap.begin(), mVertexOffsetMap.end());
66        }
67        //---------------------------------------------------------------------
68        Pose::VertexOffsetIterator
69                Pose::getVertexOffsetIterator(void)
70        {
71                return VertexOffsetIterator(mVertexOffsetMap.begin(), mVertexOffsetMap.end());
72        }
73        //---------------------------------------------------------------------
74        const HardwareVertexBufferSharedPtr& Pose::_getHardwareVertexBuffer(size_t numVertices) const
75        {
76                if (mBuffer.isNull())
77                {
78                        // Create buffer
79                        mBuffer = HardwareBufferManager::getSingleton().createVertexBuffer(
80                                VertexElement::getTypeSize(VET_FLOAT3),
81                                numVertices, HardwareBuffer::HBU_STATIC_WRITE_ONLY);
82
83                        float* pFloat = static_cast<float*>(
84                                mBuffer->lock(HardwareBuffer::HBL_DISCARD));
85                        // initialise
86                        memset(pFloat, 0, mBuffer->getSizeInBytes());
87                        // Set each vertex
88                        for (VertexOffsetMap::const_iterator i = mVertexOffsetMap.begin();
89                                i != mVertexOffsetMap.end(); ++i)
90                        {
91                                float* pDst = pFloat + (3 * i->first);
92                                *pDst++ = i->second.x;
93                                *pDst++ = i->second.y;
94                                *pDst++ = i->second.z;
95                        }
96                        mBuffer->unlock();
97                }
98                return mBuffer;
99        }
100
101}
102
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