def initChassisByXml(self, physxScene, carNode):
""" Loads chassis configuraiton from an xml file and applies to the car """
# Start initializing the chassis ...
chassisNode = carNode.getElementsByTagName( 'chassis' )[0]
bodyNode = chassisNode.getElementsByTagName( 'body' )[0]
bodyDesc = PhysxBodyDesc()
bodyDesc.setMass( float( bodyNode.getAttribute( 'mass' ) ) )
actorDesc = PhysxActorDesc()
actorDesc.setName( 'Chassis' )
actorDesc.setBody( bodyDesc )
actorDesc.setGlobalPos( readPoint3( chassisNode.getElementsByTagName( 'global-pos' )[0] ) )
boxShapeNodes = bodyNode.getElementsByTagName( 'boxshape' )
for boxNode in boxShapeNodes:
shapeDesc = PhysxBoxShapeDesc()
shapeDesc.setDimensions( readVec3( boxNode.getElementsByTagName('dimensions')[0] ) )
shapeDesc.setLocalPos( readPoint3( boxNode.getElementsByTagName('local-pos')[0] ) )
actorDesc.addShape( shapeDesc )
self.chassis = physxScene.createActor( actorDesc )
vMassCenter = readPoint3( chassisNode.getElementsByTagName( 'center-of-mass' )[0] )
self.chassis.setCMassOffsetLocalPos( vMassCenter )
self.massCenter = vMassCenter
self.chassisModel = loader.loadModel( chassisNode.getAttribute( 'model' ))
self.chassisModel.reparentTo( render )
for hideNode in chassisNode.getElementsByTagName( 'hide' ):
part = self.chassisModel.find( hideNode.getAttribute( 'part' ))
if part is not None:
part.hide()
for mirrorNode in chassisNode.getElementsByTagName( 'mirror' ):
mirror = self.chassisModel.find( mirrorNode.getAttribute( 'part' ) )
if mirror is not None:
self.setAsMirror( mirror )
def initTrack(self):
""" Loads the track model and the collision model for it. """
kitchen = PhysxKitchen()
trackCollision = loader.loadModel( "Resources/Models/TrackCollision.egg" )
fenceCollision = loader.loadModel( "Resources/Models/FenceCollision.egg")
self.track = loader.loadModel( "Resources/Models/Track.egg" )
triMeshDesc = PhysxTriangleMeshDesc()
triMeshDesc.setFromNodePath( trackCollision )
triMesh = kitchen.cookTriangleMesh( triMeshDesc )
triMeshShapeDesc = PhysxTriangleMeshShapeDesc()
triMeshShapeDesc.setMesh( triMesh )
triMeshDesc2 = PhysxTriangleMeshDesc()
triMeshDesc2.setFromNodePath( fenceCollision )
triMesh2 = kitchen.cookTriangleMesh( triMeshDesc2 )
triMeshShapeDesc2 = PhysxTriangleMeshShapeDesc()
triMeshShapeDesc2.setMesh( triMesh2 )
actor = PhysxActorDesc()
actor.setName( 'trackcollision' )
actor.addShape( triMeshShapeDesc )
actor.addShape( triMeshShapeDesc2 )
self.physxtrack = self.physxScene.createActor( actor )
self.track.reparentTo( render )
loader.loadModel( "Resources/Models/Fence.egg" ).reparentTo( self.track )
loader.loadModel( "Resources/Models/Rocks.egg" ).reparentTo( self.track )
linfog = Fog( "Fog" )
linfog.setColor( Vec4( 0.8, 0.85, 0.8, 1 ) )
linfog.setExpDensity( 0.003 )
self.track.attachNewNode(linfog)
render.setFog(linfog)
def initChassisByXml(self, physxScene, carNode):
""" Loads chassis configuraiton from an xml file and applies to the car """
# Start initializing the chassis ...
chassisNode = carNode.getElementsByTagName('chassis')[0]
bodyNode = chassisNode.getElementsByTagName('body')[0]
bodyDesc = PhysxBodyDesc()
bodyDesc.setMass(float(bodyNode.getAttribute('mass')))
actorDesc = PhysxActorDesc()
actorDesc.setName('Chassis')
actorDesc.setBody(bodyDesc)
actorDesc.setGlobalPos(
readPoint3(chassisNode.getElementsByTagName('global-pos')[0]))
boxShapeNodes = bodyNode.getElementsByTagName('boxshape')
for boxNode in boxShapeNodes:
shapeDesc = PhysxBoxShapeDesc()
shapeDesc.setDimensions(
readVec3(boxNode.getElementsByTagName('dimensions')[0]))
shapeDesc.setLocalPos(
readPoint3(boxNode.getElementsByTagName('local-pos')[0]))
actorDesc.addShape(shapeDesc)
self.chassis = physxScene.createActor(actorDesc)
vMassCenter = readPoint3(
chassisNode.getElementsByTagName('center-of-mass')[0])
self.chassis.setCMassOffsetLocalPos(vMassCenter)
self.massCenter = vMassCenter
self.chassisModel = loader.loadModel(chassisNode.getAttribute('model'))
self.chassisModel.reparentTo(render)
for hideNode in chassisNode.getElementsByTagName('hide'):
part = self.chassisModel.find(hideNode.getAttribute('part'))
if part is not None:
part.hide()
for mirrorNode in chassisNode.getElementsByTagName('mirror'):
mirror = self.chassisModel.find(mirrorNode.getAttribute('part'))
if mirror is not None:
self.setAsMirror(mirror)
def initTrack(self):
""" Loads the track model and the collision model for it. """
kitchen = PhysxKitchen()
trackCollision = loader.loadModel(
"Resources/Models/TrackCollision.egg")
fenceCollision = loader.loadModel(
"Resources/Models/FenceCollision.egg")
self.track = loader.loadModel("Resources/Models/Track.egg")
triMeshDesc = PhysxTriangleMeshDesc()
triMeshDesc.setFromNodePath(trackCollision)
triMesh = kitchen.cookTriangleMesh(triMeshDesc)
triMeshShapeDesc = PhysxTriangleMeshShapeDesc()
triMeshShapeDesc.setMesh(triMesh)
triMeshDesc2 = PhysxTriangleMeshDesc()
triMeshDesc2.setFromNodePath(fenceCollision)
triMesh2 = kitchen.cookTriangleMesh(triMeshDesc2)
triMeshShapeDesc2 = PhysxTriangleMeshShapeDesc()
triMeshShapeDesc2.setMesh(triMesh2)
actor = PhysxActorDesc()
actor.setName('trackcollision')
actor.addShape(triMeshShapeDesc)
actor.addShape(triMeshShapeDesc2)
self.physxtrack = self.physxScene.createActor(actor)
self.track.reparentTo(render)
loader.loadModel("Resources/Models/Fence.egg").reparentTo(self.track)
loader.loadModel("Resources/Models/Rocks.egg").reparentTo(self.track)
linfog = Fog("Fog")
linfog.setColor(Vec4(0.8, 0.85, 0.8, 1))
linfog.setExpDensity(0.003)
self.track.attachNewNode(linfog)
render.setFog(linfog)