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annotate src/GlobalEyePoint.cpp @ 10:5727d511a13a

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add src in Martial Project Xcode.
author tokumoritaichirou@nw0743.st.ie.u-ryukyu.ac.jp
date Wed, 03 Feb 2010 03:39:04 +0900
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1 /*
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2 * GlobalEyePoint.cpp
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3 * Martial
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4 *
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5 * Created by ryoma on 10/01/28.
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6 * Copyright 2010 琉球大学. All rights reserved.
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7 *
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8 */
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9
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10 #include "GlobalEyePoint.h"
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11
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12 GlobalEyePoint::GlobalEyePoint(char* name) : EyePoint(name) {
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13 Tman = new osgGA::TrackballManipulator();
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14 offset = osg::Vec3(0,10,-2);
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15 direction = osg::Vec3(0, 0, 90);
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16 }
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17
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18 void GlobalEyePoint::setTarget(MovableObject* _target) {
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19 targets.push_back(_target);
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20 }
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21
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22 void GlobalEyePoint::frame() {
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23 osg::Matrixd myCameraMatrix;
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24 osg::Matrixd cameraRotation;
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25 osg::Matrixd cameraTrans;
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26 osg::Matrixd centerTrans;
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27
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28 std::list<MovableObject*>::iterator iter;
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29
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30 osg::Vec3 center = osg::Vec3(0,0,0), tmp;
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31 float minX, maxX, minY, maxY, minZ, maxZ, length;
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33 for (iter = targets.begin(); iter != targets.end(); ++iter) {
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34 tmp = (*iter)->getPos();
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35
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36 if (tmp.x() < minX) {
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37 minX = tmp.x();
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38 } else if (tmp.x() > maxX) {
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39 maxX = tmp.x();
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40 }
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41
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42 if (tmp.x() < minY) {
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43 minY = tmp.y();
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44 } else if (tmp.y() > maxY) {
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45 maxY = tmp.y();
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46 }
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47
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48 if (tmp.z() < minZ) {
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49 minZ = tmp.z();
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50 } else if (tmp.z() > maxZ) {
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51 minZ = tmp.z();
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52 }
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53
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54 center += tmp;
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55 }
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56
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57 length = (osg::Vec3(maxX+minX, maxY+minY, maxZ+minZ).length()) * Martial::CONFIG::WINDOW_WIDTH / 500;
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58
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59 if (length < 10.0) length = 10.0;
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61 center /= (float)targets.size();
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62
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63 position = osg::Vec3(center.x(), length, center.z())+offset;
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64
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65 cameraRotation.makeRotate(direction.z(), osg::Vec3(0,0,1));
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66 myCameraMatrix.makeLookAt(position, center, osg::Vec3(0,0,1) * cameraRotation);
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67
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68 Tman->setByInverseMatrix(myCameraMatrix);
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69 }