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# TranslationAnimationUtility.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  * 変換アニメーションユーティリティ実装
    00022  * @author Junpee
    00023  */
    00024
    00025 #include "System/stdafx.h"
    00026 #include "Translator/Animation/TranslationAnimationUtility.h"
    00027 #include "Animation/VectorInterpolator/VectorArrayInterpolator.h"
    00028 #include "Animation/RotationInterpolator/EulerArrayInterpolator.h"
    00029
    00030 namespace LampForMaya{
    00031
    00032 //------------------------------------------------------------------------------
    00033 // ベクトルアニメーションの分析
    00034 VectorArrayInterpolator* TranslationAnimationUtility::analyzeVectorAnimation(
    00035     const MObject& object, const MString& attributeName,
    00036     const Vector3& defaultValue, int startTime, int endTime){
    00037     MStatus result;
    00038     MFnDependencyNode dependencyNode(object, &result);
    00039     MayaStatusCheck(result);
    00040     // アニメーションしているかどうか調査
    00041     MPlug xPlug = dependencyNode.findPlug(attributeName + "X", &result);
    00042     MayaStatusCheck(result);
    00043 //  bool xAnimated = isAnimated(xPlug, startTime, endTime);
    00044     MPlug yPlug = dependencyNode.findPlug(attributeName + "Y", &result);
    00045     MayaStatusCheck(result);
    00046 //  bool yAnimated = isAnimated(yPlug, startTime, endTime);
    00047     MPlug zPlug = dependencyNode.findPlug(attributeName + "Z", &result);
    00048     MayaStatusCheck(result);
    00049 //  bool zAnimated = isAnimated(zPlug, startTime, endTime);
    00050 //  if((!xAnimated) && (!yAnimated) && (!zAnimated)){ return NULL; }
    00051     // アニメーションデータの読み出し
    00052     VectorArrayInterpolator* interpolator =
    00053         new VectorArrayInterpolator();
    00054     int size = endTime - startTime + 1;
    00055     interpolator->setSize(endTime - startTime + 1);
    00056     for(int i = 0; i < size; i++){
    00057         Vector3 value(defaultValue);
    00058         MDGContext context(MTime((double)(startTime + i)));
    00059 //      if(xAnimated){ xPlug.getValue(value.x, context); }
    00060 //      if(yAnimated){ yPlug.getValue(value.y, context); }
    00061 //      if(zAnimated){ zPlug.getValue(value.z, context); }
    00062         xPlug.getValue(value.x, context);
    00063         yPlug.getValue(value.y, context);
    00064         zPlug.getValue(value.z, context);
    00065         interpolator->setValue(startTime + i, value);
    00066     }
    00067     return interpolator;
    00068 }
    00069 //------------------------------------------------------------------------------
    00070 // 回転アニメーションの分析
    00071 EulerArrayInterpolator*
    00072     TranslationAnimationUtility::analyzeRotationAnimation(
    00073     const MObject& object, const MString& attributeName,
    00074     const Vector3& defaultValue, int startTime, int endTime){
    00075     MStatus result;
    00076     MFnDependencyNode dependencyNode(object, &result);
    00077     MayaStatusCheck(result);
    00078     // アニメーションしているかどうか調査
    00079     MPlug xPlug = dependencyNode.findPlug(attributeName + "X", &result);
    00080     MayaStatusCheck(result);
    00081 //  bool xAnimated = isAnimated(xPlug, startTime, endTime);
    00082     MPlug yPlug = dependencyNode.findPlug(attributeName + "Y", &result);
    00083     MayaStatusCheck(result);
    00084 //  bool yAnimated = isAnimated(yPlug, startTime, endTime);
    00085     MPlug zPlug = dependencyNode.findPlug(attributeName + "Z", &result);
    00086     MayaStatusCheck(result);
    00087 //  bool zAnimated = isAnimated(zPlug, startTime, endTime);
    00088 //  if((!xAnimated) && (!yAnimated) && (!zAnimated)){ return NULL; }
    00089     // アニメーションデータの読み出し
    00090     EulerArrayInterpolator* interpolator =
    00091         new EulerArrayInterpolator();
    00092     int size = endTime - startTime + 1;
    00093     interpolator->setSize(endTime - startTime + 1);
    00094     for(int i = 0; i < size; i++){
    00095         Vector3 value(defaultValue);
    00096         MDGContext context(MTime((double)(startTime + i)));
    00097 //      if(xAnimated){ xPlug.getValue(value.x, context); }
    00098 //      if(yAnimated){ yPlug.getValue(value.y, context); }
    00099 //      if(zAnimated){ zPlug.getValue(value.z, context); }
    00100         xPlug.getValue(value.x, context);
    00101         yPlug.getValue(value.y, context);
    00102         zPlug.getValue(value.z, context);
    00103         interpolator->setValue(startTime + i, value);
    00104     }
    00105     return interpolator;
    00106 }
    00107 //------------------------------------------------------------------------------
    00108 // アニメーションしているか
    00109 /*
    00110 bool TranslationAnimationUtility::isAnimated(
    00111     const MPlug& plug, int startTime, int endTime){
    00112     MStatus result;
    00113     bool animated = MAnimUtil::isAnimated(plug, true, &result);
    00114     MayaStatusCheck(result);
    00115     // アニメーションフラグが立っていればtrue
    00116     if(animated){ return true; }
    00117     // アニメーションフラグが立っていなくても値に変化があればtrue
    00118     int size = endTime - startTime + 1;
    00119     float startValue;
    00120     MDGContext startContext(MTime((double)(startTime)));
    00121     plug.getValue(startValue, startContext);
    00122     for(int i = 0; i < size; i++){
    00123         MDGContext context(MTime((double)(startTime + i)));
    00124         float value;
    00125         plug.getValue(value, context);
    00126         if(Math::abs(startValue - value) > Math::epsilon){ return true; }
    00127     }
    00128     return false;
    00129 }
    00130 */
    00131 //------------------------------------------------------------------------------
    00132 } // End of namespace LampForMaya
    00133 //------------------------------------------------------------------------------