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Bone.cpp

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00001 //------------------------------------------------------------------------------
00002 // Lamp : Open source game middleware
00003 // Copyright (C) 2004  Junpei Ohtani ( Email : junpee@users.sourceforge.jp )
00004 //
00005 // This library is free software; you can redistribute it and/or
00006 // modify it under the terms of the GNU Lesser General Public
00007 // License as published by the Free Software Foundation; either
00008 // version 2.1 of the License, or (at your option) any later version.
00009 //
00010 // This library is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 // Lesser General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU Lesser General Public
00016 // License along with this library; if not, write to the Free Software
00017 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 //------------------------------------------------------------------------------
00019 
00020 /** @file
00021  * ボーン実装
00022  * @author Junpee
00023  */
00024 
00025 #include "LampBasic.h"
00026 #include "Graphics/Model/Bone.h"
00027 
00028 namespace Lamp{
00029 
00030 //------------------------------------------------------------------------------
00031 // コンストラクタ
00032 Bone::Bone(const String& name) :
00033     inversePoseMatrix_(Matrix34::unit), name_(name){
00034 }
00035 //------------------------------------------------------------------------------
00036 // デストラクタ
00037 Bone::~Bone(){
00038 }
00039 //------------------------------------------------------------------------------
00040 // ボーンの値コピー
00041 void Bone::copyBoneValue(Bone* destination) const{
00042     destination->axis_ = axis_;
00043     destination->setInversePoseMatrix(getInversePoseMatrix());
00044 }
00045 //------------------------------------------------------------------------------
00046 // ボーン行列の構築
00047 bool Bone::buildBoneMatrix(const Matrix34& parentModelMatrix){
00048     // ローカル行列の構築
00049     axis_.buildMatrix();
00050     bool scaled = axis_.isScaled();
00051     // 変形行列の構築
00052     modelMatrix_ = parentModelMatrix * getLocalMatrix();
00053     deformMatrix_ = modelMatrix_ * inversePoseMatrix_;
00054     // 子ボーンを呼ぶ
00055     int boneCount = getBoneCount();
00056     for(int i = 0; i < boneCount; i++){
00057         scaled |= getBone(i)->buildBoneMatrix(modelMatrix_);
00058     }
00059     return scaled;
00060 }
00061 //------------------------------------------------------------------------------
00062 } // End of namespace Lamp
00063 //------------------------------------------------------------------------------

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