Source/Contrib/Manipulators/testManipulators.cpp

   1 #include "OSGGLUT.h"
   2 #include "OSGConfig.h"
   3 #include "OSGLog.h"
   4 #include "OSGGLUTWindow.h"
   5 #include "OSGSimpleSceneManager.h"
   6 #include "OSGGroup.h"
   7 #include "OSGSimpleMaterial.h"
   8 #include "OSGTransform.h"
   9 #include "OSGSimpleGeometry.h"
  10 #include "OSGBaseFunctions.h"
  11 #include "OSGSceneFileHandler.h"
  12 #include "OSGTypedGeoIntegralProperty.h"
  13
  14 #include "OSGManipulatorManager.h"
  15
  16
  17 OSG::NodeRefPtr         scene   = NULL;
  18 OSG::TransformRefPtr    interTC = NULL;
  19 OSG::NodeRefPtr         interN  = NULL;
  20 OSG::NodeRefPtr         maniN   = NULL;
  21
  22 OSG::ManipulatorManager       *mama;
  23 OSG::SimpleSceneManagerRefPtr  mgr;
  24
  25 int setupGLUT( int *argc, char *argv[] );
  26 OSG::NodeTransitPtr makeCoordAxes(void);
  27
  28 int main(int argc, char **argv)
  29 {
  30     OSG::osgInit(argc,argv);
  31     int winid = setupGLUT(&argc, argv);
  32
  33     OSG::GLUTWindowUnrecPtr gwin= OSG::GLUTWindow::create();
  34     gwin->setGlutId(winid);
  35     gwin->init();
  36
  37     mgr  = OSG::SimpleSceneManager::create();
  38     mama = new OSG::ManipulatorManager;
  39
  40     OSG::GroupUnrecPtr g = OSG::Group::create();
  41     scene = OSG::Node::create();
  42
  43     OSG::TransformUnrecPtr offsetTC   = OSG::Transform::create();
  44     OSG::NodeUnrecPtr      offsetN    = OSG::Node::create();
  45
  46     OSG::Matrix m;
  47     m.setIdentity();
  48     m.setTransform( OSG::Vec3f(2,1,0),
  49                     OSG::Quaternion(OSG::Vec3f(1,0,0), OSG::osgDegree2Rad(0)),
  50                     OSG::Vec3f(1,1,1) );
  51     offsetTC->setMatrix(m);
  52     offsetN->setCore(offsetTC);
  53
  54     interTC = OSG::Transform::create();
  55     interN    = OSG::Node::create();
  56
  57     m.setIdentity();
  58     m.setTransform( OSG::Vec3f(1.0f, 1.0f, 1.0f) );
  59     interTC->setMatrix(m);
  60
  61     interN->setCore(interTC);
  62     interN->addChild(OSG::makeBox(1, 0.2f, 0.2f, 1, 1, 1));
  63
  64     scene->setCore(g);
  65     scene->addChild(makeCoordAxes());
  66     scene->addChild(offsetN);
  67     offsetN->addChild(interN);
  68
  69     maniN = mama->createManipulator(OSG::ManipulatorManager::TRANSLATE);
  70
  71     interN->addChild(maniN);
  72
  73     mgr->setWindow(gwin );
  74     mgr->setRoot  (scene);
  75     mgr->setClickCenter( false );
  76     mgr->showAll();
  77
  78     mama->setTarget( interN );
  79     mama->setViewport( mgr->getWindow()->getPort(0) );
  80
  81     OSG::commitChanges();
  82
  83     glutReshapeWindow(600, 600);
  84     glutMainLoop();
  85
  86     return 0;
  87 }
  88
  89
  90 void display(void)
  91 {
  92     mgr->redraw();
  93 }
  94
  95
  96 void reshape(int w, int h)
  97 {
  98     mgr->resize(w, h);
  99     glutPostRedisplay();
 100 }
 101
 102
 103 void mouse(int button, int state, int x, int y)
 104 {
 105     if (state)
 106     {
 107         if( mama->isActive() )
 108         {
 109             mama->mouseButtonRelease(button, x, y);
 110         }
 111
 112         mgr->mouseButtonRelease(button, x, y);
 113     }
 114     else
 115     {
 116         OSG::Line l;
 117
 118         l = mgr->calcViewRay(x, y);
 119
 120         OSG::IntersectActionRefPtr act = OSG::IntersectAction::create();
 121
 122         act->setLine( l );
 123         act->apply( scene );
 124
 125         if ( (act->didHit()) && (mama->activate( act->getHitObject()) ) )
 126         {
 127             mama->mouseButtonPress(button, x, y);
 128         }
 129
 130         act = NULL;
 131
 132         mgr->mouseButtonPress(button, x, y);
 133     }
 134
 135     glutPostRedisplay();
 136 }
 137
 138
 139 void motion(int x, int y)
 140 {
 141     if( mama->isActive() )
 142     {
 143         mama->mouseMove(x, y);
 144     }
 145     else
 146     {
 147         mgr->mouseMove(x, y);
 148     }
 149
 150     glutPostRedisplay();
 151 }
 152
 153
 154 void keyboard(unsigned char k, int x, int y)
 155 {
 156     switch(k)
 157     {
 158     case 27:
 159         delete mama;
 160         mgr     = NULL;
 161         scene   = NULL;
 162         interTC = NULL;
 163         interN  = NULL;
 164         maniN   = NULL;
 165         OSG::osgExit();
 166         exit(1);
 167     case ' ':
 168     {
 169         maniN->setTravMask(OSG::TypeTraits<OSG::UInt32>::getZeroElement());
 170         glutPostRedisplay();
 171         break;
 172     }
 173     case 'r':
 174     case 't':
 175     case 's':
 176     case 'p':
 177     case 'P':
 178     {
 179         maniN->setTravMask(OSG::TypeTraits<OSG::UInt32>::getMax());
 180         if (k == 't')
 181         {
 182             mama->changeManipulator(OSG::ManipulatorManager::TRANSLATE);
 183         }
 184         else if (k == 'r')
 185         {
 186             mama->changeManipulator(OSG::ManipulatorManager::ROTATE);
 187         }
 188         else if (k == 's')
 189         {
 190             mama->changeManipulator(OSG::ManipulatorManager::SCALE);
 191         }
 192         else if (k == 'p')
 193         {
 194             mama->changeManipulator(OSG::ManipulatorManager::PLANE);
 195         }
 196         else if (k == 'P')
 197         {
 198             mama->changeEnablePivot(! mama->getCurrentEnablePivot());
 199         }
 200         glutPostRedisplay();
 201         break;
 202     }
 203     case 'w':
 204         OSG::SceneFileHandler::the()->write(scene, "scene.osb");
 205     break;
 206     }
 207 }
 208
 209
 210 int setupGLUT(int *argc, char *argv[])
 211 {
 212     glutInit(argc, argv);
 213     glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
 214
 215     int winid = glutCreateWindow("Manipulator Demo");
 216
 217     glutReshapeFunc(reshape);
 218     glutDisplayFunc(display);
 219     glutMouseFunc(mouse);
 220     glutMotionFunc(motion);
 221     glutKeyboardFunc(keyboard);
 222
 223     return winid;
 224 }
 225
 226 OSG::GeometryTransitPtr makeCoordAxesGeo(void)
 227 {
 228     OSG::GeometryTransitPtr axesG = OSG::Geometry::create();
 229
 230     OSG::GeoUInt8PropertyUnrecPtr type = OSG::GeoUInt8Property::create();
 231     type->addValue(GL_LINES    );
 232     type->addValue(GL_TRIANGLES);
 233
 234     OSG::GeoUInt32PropertyUnrecPtr lens = OSG::GeoUInt32Property::create();
 235     lens->addValue(6);
 236     lens->addValue(9);
 237
 238     OSG::GeoPnt3fPropertyUnrecPtr pnts = OSG::GeoPnt3fProperty::create();
 239     // the 6 points of the three Lines
 240     pnts->addValue(OSG::Pnt3f(0, 0, 0));
 241     pnts->addValue(OSG::Pnt3f(1, 0, 0));
 242
 243     pnts->addValue(OSG::Pnt3f(0, 0, 0));
 244     pnts->addValue(OSG::Pnt3f(0, 1, 0));
 245
 246     pnts->addValue(OSG::Pnt3f(0, 0, 0));
 247     pnts->addValue(OSG::Pnt3f(0, 0, 1));
 248
 249     // the 9 points of the three Triangles
 250     pnts->addValue(OSG::Pnt3f(  1,    0,    0));
 251     pnts->addValue(OSG::Pnt3f(0.8f,  0.2f,  0.2f));
 252     pnts->addValue(OSG::Pnt3f(0.8f, -0.2f, -0.2f));
 253
 254     pnts->addValue(OSG::Pnt3f(   0,   1,    0));
 255     pnts->addValue(OSG::Pnt3f( 0.2f, 0.8f,  0.2f));
 256     pnts->addValue(OSG::Pnt3f(-0.2f, 0.8f, -0.2f));
 257
 258     pnts->addValue(OSG::Pnt3f(   0,    0,   1));
 259     pnts->addValue(OSG::Pnt3f( 0.2f,  0.2f, 0.8f));
 260     pnts->addValue(OSG::Pnt3f(-0.2f, -0.2f, 0.8f));
 261
 262     OSG::GeoColor3fPropertyUnrecPtr colors = OSG::GeoColor3fProperty::create();
 263     colors->addValue(OSG::Color3f(1, 0, 0));
 264     colors->addValue(OSG::Color3f(1, 0, 0));
 265
 266     colors->addValue(OSG::Color3f(0, 1, 0));
 267     colors->addValue(OSG::Color3f(0, 1, 0));
 268
 269     colors->addValue(OSG::Color3f(0, 0, 1));
 270     colors->addValue(OSG::Color3f(0, 0, 1));
 271
 272     colors->addValue(OSG::Color3f(1, 0, 0));
 273     colors->addValue(OSG::Color3f(1, 0, 0));
 274     colors->addValue(OSG::Color3f(1, 0, 0));
 275
 276     colors->addValue(OSG::Color3f(0, 1, 0));
 277     colors->addValue(OSG::Color3f(0, 1, 0));
 278     colors->addValue(OSG::Color3f(0, 1, 0));
 279
 280     colors->addValue(OSG::Color3f(0, 0, 1));
 281     colors->addValue(OSG::Color3f(0, 0, 1));
 282     colors->addValue(OSG::Color3f(0, 0, 1));
 283
 284     axesG->setTypes    (type);
 285     axesG->setLengths  (lens);
 286     axesG->setPositions(pnts);
 287     axesG->setColors   (colors);
 288     axesG->setMaterial (OSG::getDefaultUnlitMaterial());
 289
 290     return axesG;
 291 }
 292
 293 OSG::NodeTransitPtr makeCoordAxes(void)
 294 {
 295     OSG::NodeTransitPtr axesN = OSG::Node::create();
 296
 297     axesN->setCore(makeCoordAxesGeo());
 298
 299     return axesN;
 300 }