void GOPlate::init() {
type = GO_PLATE;
flipHorizontal = false;
flipVertical = false;
oldVerticesCount = -1;
textureZoomS = 1;
textureZoomT = 1;
density = 0;
texture = NULL;
useArea = false;
tw = 1.0f;
th = 1.0f;
tx = 0.0f;
ty = 0.0f;
autoSize = false;
enablePhysics(false);
glGenBuffers(1, &VBOBuffer);
}
void PhysicObject::loadPhysProperties(FILE* f) {
enablePhysics(readChar(f));
if (!isEnabledPhysics())
return;
setMass(readFloat(f));
setAngularFactor(readVector(f));
setLinearFactor(readVector(f));
//writeVector(getLinearVelocity(), f);
setTrigger(readChar(f));
setCollisionShapeType((CollisionShapeType)readChar(f));
setEnableDeactivation(readChar(f));
setFriction(readFloat(f));
setRestitution(readFloat(f));
setLinearDumping(readFloat(f));
setAngularDumping(readFloat(f));
// load custom collision shape
if (getCollisionShapeType() == CST_CUSTOM) {
switch ((GOCollisionShapeType)readChar(f)) {
case GOCST_COMPOUND_SHAPE:
setCollisionShape(new GOCompoundCollisionShape(f));
break;
case GOCST_BOX:
setCollisionShape(new GOBoxCollisionShape(f));
break;
case GOCST_SPHERE:
setCollisionShape(new GOSphereCollisionShape(f));
break;
case GOCST_CYLINDER:
setCollisionShape(new GOCylinderCollisionShape(f));
break;
case GOCST_UNDEFINED:
setCollisionShape(new GOUndefinedCollisionShape(f));
break;
case GOCST_CAPSULE:
setCollisionShape(new GOCapsuleCollisionShape(f));
break;
case GOCST_CONE:
setCollisionShape(new GOConeCollisionShape(f));
break;
case GOCST_MESH:
setCollisionShape(new GOMeshCollisionShape(f));
break;
default:
Log::error("PhysicObject::loadPhysProperties(FILE* f): Undefined custom shape type.");
}
}
// load constraints
int c_count = readChar(f);
for (int i = 0; i < c_count; i++) {
GOConstraint* cs;
unsigned char type = readChar(f);
switch (type) {
case GO_P2P_CONSTRAINT:
cs = new GOP2PConstraint(f);
break;
case GO_HINGE_CONSTRAINT:
cs = new GOHingeConstraint(f);
break;
case GO_SLIDER_CONSTRAINT:
cs = new GOSliderConstraint(f);
break;
default:
Log::error("PhysicObject::loadPhysProperties(FILE* f): Undefined constraint type.");
}
addConstraint(cs);
}
}
int main( int argc, char** argv )
{
osg::ref_ptr< osg::Group > root = new osg::Group();
btDynamicsWorld* bw = initPhysics();
osg::ref_ptr< osgbInteraction::SaveRestoreHandler > srh = new
osgbInteraction::SaveRestoreHandler;
osg::Group* launchHandlerAttachPoint = new osg::Group;
root->addChild( launchHandlerAttachPoint );
root->addChild( osgbDynamics::generateGroundPlane( osg::Vec4( 0.f, 0.f, 1.f, -10.f ), bw ) );
osg::MatrixTransform* mt( new osg::MatrixTransform( osg::Matrix::translate( 0., 0., 10. ) ) );
root->addChild( mt );
const std::string fileName( "block.osg" );
osg::Node* block = osgDB::readNodeFile( fileName );
if( block == NULL )
{
osg::notify( osg::FATAL ) << "Can't find \"" << fileName << "\". Make sure OSG_FILE_PATH includes the osgBullet data directory." << std::endl;
exit( 0 );
}
block->setName( "block" );
mt->addChild( block );
enablePhysics( root.get(), "block", bw, srh.get() );
osgViewer::Viewer viewer;
viewer.setUpViewInWindow( 10, 30, 800, 600 );
osgGA::TrackballManipulator * tb = new osgGA::TrackballManipulator();
tb->setHomePosition( osg::Vec3( 10, -55, 13 ),
osg::Vec3( 0, 0, -4 ),
osg::Vec3( 0, 0, 1 ) );
viewer.setCameraManipulator( tb );
viewer.setSceneData( root.get() );
// Create the launch handler.
osgbInteraction::LaunchHandler* lh = new osgbInteraction::LaunchHandler(
bw, launchHandlerAttachPoint, viewer.getCamera() );
{
// Use a custom launch model: Sphere with radius 0.5 (instead of default 1.0).
osg::Geode* geode = new osg::Geode;
const double radius( .5 );
geode->addDrawable( osgwTools::makeGeodesicSphere( radius ) );
lh->setLaunchModel( geode, new btSphereShape( radius ) );
lh->setInitialVelocity( 50. );
viewer.addEventHandler( lh );
}
srh->setLaunchHandler( lh );
srh->capture();
viewer.addEventHandler( srh.get() );
viewer.addEventHandler( new osgbInteraction::DragHandler( bw, viewer.getCamera() ) );
viewer.realize();
double currSimTime;
double prevSimTime = viewer.getFrameStamp()->getSimulationTime();
while( !viewer.done() )
{
currSimTime = viewer.getFrameStamp()->getSimulationTime();
bw->stepSimulation( currSimTime - prevSimTime );
prevSimTime = currSimTime;
viewer.frame();
}
return( 0 );
}
int PhysicObject::methodsBridge(lua_State* luaVM) {
if (isCurrentMethod("applyImpulse")) {
applyImpulse(CVector(lua_tonumber(luaVM, 1), lua_tonumber(luaVM, 2), lua_tonumber(luaVM, 3)), CVector(lua_tonumber(luaVM, 4), lua_tonumber(luaVM, 5), lua_tonumber(luaVM, 6)));
return 0;
}
if (isCurrentMethod("applyForce")) {
applyForce(CVector(lua_tonumber(luaVM, 1), lua_tonumber(luaVM, 2), lua_tonumber(luaVM, 3)), CVector(lua_tonumber(luaVM, 4), lua_tonumber(luaVM, 5), lua_tonumber(luaVM, 6)));
return 0;
}
if (isCurrentMethod("setLinearVelocity")) {
setLinearVelocity(CVector(lua_tonumber(luaVM, 1), lua_tonumber(luaVM, 2), lua_tonumber(luaVM, 3)));
return 0;
}
if (isCurrentMethod("getLinearVelocity")) {
luaPushVector(luaVM, getLinearVelocity().x, getLinearVelocity().y, getLinearVelocity().z);
return 1;
}
if (isCurrentMethod("setMass")) {
setMass(lua_tonumber(luaVM, 1));
return 0;
}
if (isCurrentMethod("getMass")) {
lua_pushnumber(luaVM, getMass());
return 1;
}
if (isCurrentMethod("setCollisionShapeType")) {
setCollisionShapeType((CollisionShapeType)lua_tointeger(luaVM, 1));
return 0;
}
if (isCurrentMethod("getCollisionShapeType")) {
lua_pushinteger(luaVM, getCollisionShapeType());
return 1;
}
if (isCurrentMethod("enablePhysics")) {
enablePhysics(lua_toboolean(luaVM, 1));
return 0;
}
if (isCurrentMethod("isEnabledPhysics")) {
lua_pushboolean(luaVM, isEnabledPhysics());
return 1;
}
if (isCurrentMethod("setAngularFactor")) {
setAngularFactor(CVector(lua_tonumber(luaVM, 1), lua_tonumber(luaVM, 2), lua_tonumber(luaVM, 3)));
return 0;
}
if (isCurrentMethod("getAngularFactor")) {
luaPushVector(luaVM, getAngularFactor().x, getAngularFactor().y, getAngularFactor().z);
return 1;
}
if (isCurrentMethod("setLinearFactor")) {
setLinearFactor(CVector(lua_tonumber(luaVM, 1), lua_tonumber(luaVM, 2), lua_tonumber(luaVM, 3)));
return 0;
}
if (isCurrentMethod("getLinearFactor")) {
luaPushVector(luaVM, getLinearFactor().x, getLinearFactor().y, getLinearFactor().z);
return 1;
}
if (isCurrentMethod("setTrigger")) {
setTrigger(lua_toboolean(luaVM, 1));
return 0;
}
if (isCurrentMethod("isTrigger")) {
lua_pushboolean(luaVM, isTrigger());
return 1;
}
if (isCurrentMethod("getCollisionShape")) {
if (getCollisionShape() == NULL) {
lua_pushnil(luaVM);
} else {
lua_getglobal(luaVM, getCollisionShape()->getGOID().c_str());
}
return 1;
}
if (isCurrentMethod("setCollisionShape")) {
if (lua_isnil(luaVM, 1)) {
setCollisionShape(NULL);
return 0;
}
lua_pushstring(luaVM, "cpointer");
lua_gettable(luaVM, -2);
GOCollisionShape* o = (GOCollisionShape*)lua_tointeger(luaVM, -1);
setCollisionShape(o);
lua_pop(luaVM, -1);
return 0;
}
if (isCurrentMethod("setEnableDeactivation")) {
setEnableDeactivation(lua_toboolean(luaVM, 1));
return 0;
}
if (isCurrentMethod("isEnableDeactivation")) {
lua_pushboolean(luaVM, isEnableDeactivation());
return 1;
}
if (isCurrentMethod("setFriction")) {
setFriction(lua_tonumber(luaVM, 1));
return 0;
}
if (isCurrentMethod("getFriction")) {
lua_pushnumber(luaVM, getFriction());
return 1;
}
if (isCurrentMethod("setRestitution")) {
setRestitution(lua_tonumber(luaVM, 1));
return 0;
}
if (isCurrentMethod("getRestitution")) {
lua_pushnumber(luaVM, getRestitution());
return 1;
}
if (isCurrentMethod("setLinearDumping")) {
setLinearDumping(lua_tonumber(luaVM, 1));
return 0;
}
if (isCurrentMethod("getLinearDumping")) {
lua_pushnumber(luaVM, getLinearDumping());
return 1;
}
if (isCurrentMethod("setAngularDumping")) {
setAngularDumping(lua_tonumber(luaVM, 1));
return 0;
}
if (isCurrentMethod("getAngularDumping")) {
lua_pushnumber(luaVM, getAngularDumping());
return 1;
}
if (isCurrentMethod("setAngularVelocity")) {
setAngularVelocity(CVector(lua_tonumber(luaVM, 1), lua_tonumber(luaVM, 2), lua_tonumber(luaVM, 3)));
return 0;
}
if (isCurrentMethod("getAngularVelocity")) {
CVector av = getAngularVelocity();
luaPushVector(luaVM, av.x, av.y, av.z);
return 1;
}
if (isCurrentMethod("addConstraint")) {
if (lua_isnil(luaVM, 1)) {
return 0;
}
lua_pushstring(luaVM, "cpointer");
lua_gettable(luaVM, -2);
GOConstraint* o = (GOConstraint*)lua_tointeger(luaVM, -1);
addConstraint(o);
lua_pop(luaVM, -1);
return 0;
}
if (isCurrentMethod("getConstraints")) {
lua_newtable(luaVM);
int tableIndex = lua_gettop(luaVM);
vector<GOConstraint*> objs;
for (unsigned int i = 0; i < constraints.size(); ++i) {
if (constraints.at(i)->id == "undefined" || constraints.at(i)->id == "") continue;
objs.push_back(constraints.at(i));
}
for (unsigned int i = 0; i < objs.size(); ++i) {
lua_pushinteger(luaVM, i+1);
lua_getglobal(luaVM, objs.at(i)->id.c_str());
lua_settable (luaVM, tableIndex);
}
return 1;
}
if (isCurrentMethod("removeConstraint")) {
if (lua_isnil(luaVM, 1)) {
return 0;
}
lua_pushstring(luaVM, "cpointer");
lua_gettable(luaVM, -2);
GOConstraint* o = (GOConstraint*)lua_tointeger(luaVM, -1);
removeConstraint(o);
lua_pop(luaVM, -1);
return 0;
}
if (isCurrentMethod("removeAllConstrains")) {
removeAllConstraints();
return 0;
}
if (isCurrentMethod("secondObjectForConstraint")) {
if (lua_isnil(luaVM, 1)) {
return 0;
}
lua_pushstring(luaVM, "cpointer");
lua_gettable(luaVM, -2);
GOConstraint* o = (GOConstraint*)lua_tointeger(luaVM, -1);
secondObjectForConstraint(o);
lua_pop(luaVM, -1);
return 0;
}
if (isCurrentMethod("isSecondObjectForConstraints")) {
lua_newtable(luaVM);
int tableIndex = lua_gettop(luaVM);
vector<GOConstraint*> objs;
for (unsigned int i = 0; i < secondObjectForConstraints.size(); ++i) {
if (secondObjectForConstraints.at(i)->id == "undefined" || secondObjectForConstraints.at(i)->id == "") continue;
objs.push_back(secondObjectForConstraints.at(i));
}
for (unsigned int i = 0; i < objs.size(); ++i) {
lua_pushinteger(luaVM, i+1);
lua_getglobal(luaVM, objs.at(i)->id.c_str());
lua_settable (luaVM, tableIndex);
}
return 1;
}
if (isCurrentMethod("notUseAsSecondObjectForConstraint")) {
if (lua_isnil(luaVM, 1)) {
return 0;
}
lua_pushstring(luaVM, "cpointer");
lua_gettable(luaVM, -2);
GOConstraint* o = (GOConstraint*)lua_tointeger(luaVM, -1);
notUseAsSecondObjectForConstraint(o);
lua_pop(luaVM, -1);
return 0;
}
return LuaBridge::methodsBridge(luaVM);
}
