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TranslationLightManager.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  * 変換ライトマネージャ実装
00022  * @author Junpee
00023  */
00024 
00025 #include "System/stdafx.h"
00026 #include "Translator/Light/TranslationLightManager.h"
00027 
00028 namespace LampForMaya{
00029 
00030 //------------------------------------------------------------------------------
00031 // コンストラクタ
00032 TranslationLightManager::TranslationLightManager() :
00033     database_(256, 0.75f), array_(256){
00034 }
00035 //------------------------------------------------------------------------------
00036 // デストラクタ
00037 TranslationLightManager::~TranslationLightManager(){
00038     Assert(database_.getCount() == 0);
00039     Assert(array_.getCount() == 0);
00040     if(getCount() != 0){ clear(); }
00041 }
00042 //------------------------------------------------------------------------------
00043 // ライトの収集
00044 bool TranslationLightManager::collectLights(){
00045     MStatus result;
00046     MItDag dagIterator(MItDag::kBreadthFirst, MFn::kLight, &result);
00047     MayaStatusCheck(result);
00048     MDagPath dagPath;
00049     for( ; !dagIterator.isDone(); dagIterator.next()){
00050         result = dagIterator.getPath(dagPath);
00051         MayaStatusCheck(result);
00052         MFnDagNode dagNode(dagPath, &result);
00053         MayaStatusCheck(result);
00054         // 名前の取得
00055         MString dagName = dagNode.name(&result);
00056         MayaStatusCheck(result);
00057         // ライトでなければキャンセル
00058         if(!dagPath.hasFn(MFn::kLight)){ continue; }
00059         // 中間オブジェクトならキャンセル
00060         if(dagNode.isIntermediateObject()){ continue; }
00061         // ライトの解析
00062         if(!analysisLight(dagPath)){ return false; }
00063     }
00064     return true;
00065 }
00066 //------------------------------------------------------------------------------
00067 // ライトの解析
00068 bool TranslationLightManager::analysisLight(const MDagPath& dagPath){
00069     MStatus result;
00070     MFnDagNode lightNode(dagPath, &result);
00071     MayaStatusCheck(result);
00072     if( (!dagPath.hasFn(MFn::kAmbientLight)) &&
00073         (!dagPath.hasFn(MFn::kDirectionalLight)) &&
00074         (!dagPath.hasFn(MFn::kPointLight)) ){ return true; }
00075     // オブジェクトの取得
00076     MObject lightObject = dagPath.node(&result);
00077     MayaStatusCheck(result);
00078     // 名前の重複が無いかチェック
00079     String lightName = lightNode.name(&result).asChar();
00080     MayaStatusCheck(result);
00081     TranslationLight* exist = database_.get(lightName);
00082     if(exist != NULL){
00083         // オブジェクトが同じならインスタンスなので読み飛ばし、そうでなければエラー
00084         if(exist->getObject() != lightObject){
00085             MayaErrorOut(String("TranslationLightManager::analysisModel() "
00086                 "名前が重複しています ") + lightName);
00087             return false;
00088         }
00089         return true;
00090     }
00091     // ライト構築
00092     TranslationLight* light = NULL;
00093     if(dagPath.hasFn(MFn::kAmbientLight)){
00094         light = new TranslationAmbientLight(dagPath, lightName);
00095     }else if(dagPath.hasFn(MFn::kDirectionalLight)){
00096         light = new TranslationDirectionalLight(dagPath, lightName);
00097     }else if(dagPath.hasFn(MFn::kPointLight)){
00098         light = new TranslationPointLight(dagPath, lightName);
00099     }
00100     if(!light->analyze()){
00101         delete light;
00102         return false;
00103     }
00104     database_.put(lightName, light);
00105     array_.add(light);
00106     return true;
00107 }
00108 //------------------------------------------------------------------------------
00109 // Lampへの変換
00110 bool TranslationLightManager::convertToLamp(Scene* scene) const{
00111     for(int i = 0; i < getCount(); i++){
00112         if(!get(i)->convertToLamp(scene)){ return false; }
00113     }
00114     return true;
00115 }
00116 //------------------------------------------------------------------------------
00117 // クリア
00118 int TranslationLightManager::clear(){
00119     int result = getCount();
00120     // 要素の削除
00121     for(int i = 0; i < result; i++){ delete array_.get(i); }
00122     array_.clear();
00123     database_.clear();
00124     return result;
00125 }
00126 //------------------------------------------------------------------------------
00127 } // End of namespace LampForMaya
00128 //------------------------------------------------------------------------------

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